Merge pull request #6 from ribaguifi/dev/python36support

Refactor to support Python 3.6 and Django 2.0

orchestra/admin/__init__.py

@@ -3,7 +3,7 @@ from collections import OrderedDict
 from functools import update_wrapper
 
 from django.contrib import admin
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.shortcuts import render, redirect
 from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
@@ -56,7 +56,7 @@ def search(request):
         if service.search:
             models.add(service.model)
             model_name_map[service.model._meta.model_name] = service.model
-    
+
     # Account direct access
     if search_term.endswith('!'):
         from ..contrib.accounts.models import Account

orchestra/admin/dashboard.py

@@ -1,4 +1,4 @@
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.utils.translation import ugettext_lazy as _
 from fluent_dashboard import dashboard, appsettings
 from fluent_dashboard.modules import CmsAppIconList
@@ -11,7 +11,7 @@ class AppDefaultIconList(CmsAppIconList):
     def __init__(self, *args, **kwargs):
         self.icons = kwargs.pop('icons')
         super(AppDefaultIconList, self).__init__(*args, **kwargs)
-    
+
     def get_icon_for_model(self, app_name, model_name, default=None):
         icon = self.icons.get('.'.join((app_name, model_name)))
         return super(AppDefaultIconList, self).get_icon_for_model(app_name, model_name, default=icon)
@@ -19,7 +19,7 @@ class AppDefaultIconList(CmsAppIconList):
 
 class OrchestraIndexDashboard(dashboard.FluentIndexDashboard):
     """ Gets application modules from services, accounts and administration registries """
-    
+
     def __init__(self, **kwargs):
         super(dashboard.FluentIndexDashboard, self).__init__(**kwargs)
         self.children.append(self.get_personal_module())
@@ -27,7 +27,7 @@ class OrchestraIndexDashboard(dashboard.FluentIndexDashboard):
         recent_actions = self.get_recent_actions_module()
         recent_actions.enabled = True
         self.children.append(recent_actions)
-    
+
     def process_registered_view(self, module, view_name, options):
         app_name, name = view_name.split('_')[:-1]
         module.icons['.'.join((app_name, name))] = options.get('icon')
@@ -47,7 +47,7 @@ class OrchestraIndexDashboard(dashboard.FluentIndexDashboard):
             'title': options.get('verbose_name_plural'),
             'url': add_url,
         })
-    
+
     def get_application_modules(self):
         modules = []
         # Honor settings override, hacky. I Know

orchestra/admin/menu.py

@@ -1,7 +1,7 @@
 from copy import deepcopy
 
 from admin_tools.menu import items, Menu
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.utils.text import capfirst
 from django.utils.translation import ugettext_lazy as _
 
@@ -16,7 +16,7 @@ def api_link(context):
         opts = context['cl'].opts
     else:
         return reverse('api-root')
-    if 'object_id' in context: 
+    if 'object_id' in context:
         object_id = context['object_id']
         try:
             return reverse('%s-detail' % opts.model_name, args=[object_id])
@@ -42,7 +42,7 @@ def process_registry(register):
         item = items.MenuItem(name, url)
         item.options = options
         return item
-    
+
     childrens = {}
     for model, options in register.get().items():
         if options.get('menu', True):
@@ -68,7 +68,7 @@ def process_registry(register):
 
 class OrchestraMenu(Menu):
     template = 'admin/orchestra/menu.html'
-    
+
     def init_with_context(self, context):
         self.children = [
 #            items.MenuItem(

orchestra/admin/utils.py

@@ -6,7 +6,7 @@ from functools import wraps
 from django.conf import settings
 from django.contrib import admin
 from django.core.exceptions import ObjectDoesNotExist
-from django.core.urlresolvers import reverse, NoReverseMatch
+from django.urls import reverse, NoReverseMatch
 from django.db import models
 from django.shortcuts import redirect
 from django.utils import timezone

orchestra/api/helpers.py

@@ -1,4 +1,4 @@
-from django.core.urlresolvers import NoReverseMatch
+from django.urls import NoReverseMatch
 from rest_framework.reverse import reverse
 
 

orchestra/api/root.py

@@ -11,7 +11,7 @@ class APIRoot(views.APIView):
         'ORCHESTRA_SITE_NAME',
         'ORCHESTRA_SITE_VERBOSE_NAME'
     )
-    
+
     def get(self, request, format=None):
         root_url = reverse('api-root', request=request, format=format)
         token_url = reverse('api-token-auth', request=request, format=format)
@@ -23,7 +23,7 @@ class APIRoot(views.APIView):
             'accountancy': {},
             'services': {},
         }
-        if not request.user.is_anonymous():
+        if not request.user.is_anonymous:
             list_name = '{basename}-list'
             detail_name = '{basename}-detail'
             for prefix, viewset, basename in self.router.registry:
@@ -60,7 +60,7 @@ class APIRoot(views.APIView):
                 for name in self.names
         })
         return Response(body, headers=headers)
-    
+
     def options(self, request):
         metadata = super(APIRoot, self).options(request)
         metadata.data['settings'] = {

orchestra/bin/orchestra-admin

@@ -21,22 +21,22 @@ function help () {
 
 function print_help () {
     cat <<- EOF
-		
+
 		${bold}NAME${normal}
 		    ${bold}orchestra-admin${normal} - Orchetsra administration script
-		
+
 		${bold}OPTIONS${normal}
 		    ${bold}install_requirements${normal}
 		        Installs Orchestra requirements using apt-get and pip
-		
+
 		    ${bold}startproject${normal}
 		        Creates a new Django-orchestra instance
-		    
+
 		    ${bold}help${normal}
 		        Displays this help text or related help page as argument
 		        for example:
 		            ${bold}orchestra-admin help startproject${normal}
-		
+
 		EOF
 }
 
@@ -73,17 +73,17 @@ export -f get_orchestra_dir
 
 function print_install_requirements_help () {
     cat <<- EOF
-		
+
 		${bold}NAME${normal}
 		    ${bold}orchetsra-admin install_requirements${normal} - Installs all Orchestra requirements using apt-get and pip
-		
+
 		${bold}OPTIONS${normal}
 		    ${bold}-t, --testing${normal}
 		        Install Orchestra normal requirements plus those needed for running functional tests
-		    
+
 		    ${bold}-h, --help${normal}
 		        Displays this help text
-		
+
 		EOF
 }
 
@@ -92,7 +92,7 @@ function install_requirements () {
     opts=$(getopt -o h,t -l help,testing -- "$@") || exit 1
     set -- $opts
     testing=false
-    
+
     while [ $# -gt 0 ]; do
         case $1 in
             -h|--help) print_deploy_help; exit 0 ;;
@@ -105,17 +105,17 @@ function install_requirements () {
     done
     unset OPTIND
     unset opt
-    
+
     check_root || true
     ORCHESTRA_PATH=$(get_orchestra_dir) || true
-    
+
     # Make sure locales are in place before installing postgres
     if [[ $({ perl --help > /dev/null; } 2>&1|grep 'locale failed') ]]; then
         run sed -i "s/# en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/" /etc/locale.gen
         run locale-gen
         update-locale LANG=en_US.UTF-8
     fi
-    
+
     # lxml: libxml2-dev, libxslt1-dev, zlib1g-dev
     APT="bind9utils \
          ca-certificates \
@@ -136,10 +136,10 @@ function install_requirements () {
             iceweasel \
             dnsutils"
     fi
-    
+
     run apt-get update
     run apt-get install -y $APT
-    
+
     # Install ca certificates before executing pip install
     if [[ ! -e  /usr/local/share/ca-certificates/cacert.org ]]; then
         mkdir -p /usr/local/share/ca-certificates/cacert.org
@@ -148,7 +148,7 @@ function install_requirements () {
             http://www.cacert.org/certs/class3.crt
         update-ca-certificates
     fi
-    
+
     # cracklib and lxml are excluded on the requirements.txt because they need unconvinient system dependencies
     PIP="$(wget http://git.io/orchestra-requirements.txt -O - | tr '\n' ' ') \
         cracklib \
@@ -157,7 +157,7 @@ function install_requirements () {
         PIP="${PIP} \
             selenium \
             xvfbwrapper \
-            freezegun \
+            freezegun==0.3.14 \
             coverage \
             flake8 \
             django-debug-toolbar==1.3.0 \
@@ -166,9 +166,9 @@ function install_requirements () {
             pyinotify \
             PyMySQL"
     fi
-    
+
     run pip3 install $PIP
-    
+
     # Install a more recent version of wkhtmltopdf (0.12.2) (PDF page number support)
     wkhtmltox_version=$(dpkg --list | grep wkhtmltox | awk {'print $3'})
     minor=$(echo -e "$wkhtmltox_version\n0.12.2.1" | sort -V | head -n 1)
@@ -183,30 +183,30 @@ export -f install_requirements
 
 print_startproject_help () {
     cat <<- EOF
-		
+
 		${bold}NAME${normal}
 		    ${bold}orchestra-admin startproject${normal} - Create a new Django-Orchestra instance
-		
+
 		${bold}SYNOPSIS${normal}
 		    Options: [ -h ]
-		    
+
 		${bold}OPTIONS${normal}
 		    ${bold}-h, --help${normal}
 		            This help message
-		    
+
 		${bold}EXAMPLES${normal}
 		    orchestra-admin startproject controlpanel
-		
+
 		EOF
 }
 
 
 function startproject () {
     local PROJECT_NAME="$2"; shift
-    
+
     opts=$(getopt -o h -l help -- "$@") || exit 1
     set -- $opts
-    
+
     set -- $opts
     while [ $# -gt 0 ]; do
         case $1 in
@@ -217,10 +217,10 @@ function startproject () {
         esac
         shift
     done
-    
+
     unset OPTIND
     unset opt
-    
+
     [ $(whoami) == 'root' ] && { echo -e "\nYou don't want to run this as root\n" >&2; exit 1; }
     ORCHESTRA_PATH=$(get_orchestra_dir) || { echo "Error getting orchestra dir"; exit 1; }
     if [[ ! -e $PROJECT_NAME/manage.py ]]; then

orchestra/bin/orchestra-beat

@@ -27,7 +27,7 @@ class crontab_parser(object):
     _range = r'(\w+?)-(\w+)'
     _steps = r'/(\w+)?'
     _star = r'\*'
-    
+
     def __init__(self, max_=60, min_=0):
         self.max_ = max_
         self.min_ = min_
@@ -45,14 +45,14 @@ class crontab_parser(object):
                 raise self.ParseException('empty part')
             acc |= set(self._parse_part(part))
         return acc
-    
+
     def _parse_part(self, part):
         for regex, handler in self.pats:
             m = regex.match(part)
             if m:
                 return handler(m.groups())
         return self._expand_range((part, ))
-    
+
     def _expand_range(self, toks):
         fr = self._expand_number(toks[0])
         if len(toks) > 1:
@@ -62,19 +62,19 @@ class crontab_parser(object):
                         list(range(self.min_, to + 1)))
             return list(range(fr, to + 1))
         return [fr]
-    
+
     def _range_steps(self, toks):
         if len(toks) != 3 or not toks[2]:
             raise self.ParseException('empty filter')
         return self._expand_range(toks[:2])[::int(toks[2])]
-    
+
     def _star_steps(self, toks):
         if not toks or not toks[0]:
             raise self.ParseException('empty filter')
         return self._expand_star()[::int(toks[0])]
     def _expand_star(self, *args):
         return list(range(self.min_, self.max_ + self.min_))
-    
+
     def _expand_number(self, s):
         if isinstance(s, str) and s[0] == '-':
             raise self.ParseException('negative numbers not supported')
@@ -99,7 +99,7 @@ class Setting(object):
     def __init__(self, manage):
         self.manage = manage
         self.settings_file = self.get_settings_file(manage)
-    
+
     def get_settings(self):
         """ get db settings from settings.py file without importing """
         settings = {'__file__': self.settings_file}
@@ -111,7 +111,7 @@ class Setting(object):
                     content += line
             exec(content, settings)
         return settings
-    
+
     def get_settings_file(self, manage):
         with open(manage, 'r') as handler:
             regex = re.compile(r'"DJANGO_SETTINGS_MODULE"\s*,\s*"([^"]+)"')
@@ -128,7 +128,7 @@ class Setting(object):
 class DB(object):
     def __init__(self, settings):
         self.settings = settings['DATABASES']['default']
-    
+
     def connect(self):
         if self.settings['ENGINE'] == 'django.db.backends.sqlite3':
             import sqlite3
@@ -138,7 +138,7 @@ class DB(object):
             self.conn = psycopg2.connect("dbname='{NAME}' user='{USER}' host='{HOST}' password='{PASSWORD}'".format(**self.settings))
         else:
             raise ValueError("%s engine not supported." % self.settings['ENGINE'])
-    
+
     def query(self, query):
         cur = self.conn.cursor()
         try:
@@ -147,7 +147,7 @@ class DB(object):
         finally:
             cur.close()
         return result
-    
+
     def close(self):
         self.conn.close()
 
@@ -161,7 +161,7 @@ def fire_pending_tasks(manage, db):
             "WHERE p.crontab_id = c.id AND p.enabled = {}"
         ).format(enabled)
         return db.query(query)
-    
+
     def is_due(now, minute, hour, day_of_week, day_of_month, month_of_year):
         n_minute, n_hour, n_day_of_week, n_day_of_month, n_month_of_year = now
         return (
@@ -171,14 +171,14 @@ def fire_pending_tasks(manage, db):
             n_day_of_month in crontab_parser(31, 1).parse(day_of_month) and
             n_month_of_year in crontab_parser(12, 1).parse(month_of_year)
         )
-    
+
     now = datetime.utcnow()
     now = tuple(map(int, now.strftime("%M %H %w %d %m").split()))
     for minute, hour, day_of_week, day_of_month, month_of_year, task_id in get_tasks(db):
         if is_due(now, minute, hour, day_of_week, day_of_month, month_of_year):
             command = 'python3 -W ignore::DeprecationWarning {manage} runtask {task_id}'.format(
                 manage=manage, task_id=task_id)
-            proc = run(command, async=True)
+            proc = run(command, run_async=True)
             yield proc
 
 
@@ -187,7 +187,7 @@ def fire_pending_messages(settings, db):
         MAILER_DEFERE_SECONDS = settings.get('MAILER_DEFERE_SECONDS', (300, 600, 60*60, 60*60*24))
         now = datetime.utcnow()
         query_or = []
-        
+
         for num, seconds in enumerate(MAILER_DEFERE_SECONDS):
             delta = timedelta(seconds=seconds)
             epoch = now-delta
@@ -198,10 +198,10 @@ def fire_pending_messages(settings, db):
             WHERE (mailer_message.state = 'QUEUED'
                 OR (mailer_message.state = 'DEFERRED' AND (%s))) LIMIT 1""" % ' OR '.join(query_or)
         return bool(db.query(query))
-    
+
     if has_pending_messages(settings, db):
         command = 'python3 -W ignore::DeprecationWarning {manage} sendpendingmessages'.format(manage=manage)
-        proc = run(command, async=True)
+        proc = run(command, run_async=True)
         yield proc
 
 

orchestra/conf/project_template/project_name/settings.py

@@ -228,7 +228,7 @@ REST_FRAMEWORK = {
         'rest_framework.authentication.TokenAuthentication',
     ),
     'DEFAULT_FILTER_BACKENDS': (
-        ('rest_framework.filters.DjangoFilterBackend',)
+        ('django_filters.rest_framework.DjangoFilterBackend',)
     ),
 }
 

orchestra/conf/ribaguifi_template/project_name/settings.py

@@ -228,7 +228,7 @@ REST_FRAMEWORK = {
         'rest_framework.authentication.TokenAuthentication',
     ),
     'DEFAULT_FILTER_BACKENDS': (
-        ('rest_framework.filters.DjangoFilterBackend',)
+        ('django_filters.rest_framework.DjangoFilterBackend',)
     ),
 }
 

orchestra/contrib/accounts/actions.py

@@ -4,7 +4,7 @@ from django.contrib import messages
 from django.contrib.admin import helpers
 from django.contrib.admin.utils import NestedObjects, quote
 from django.contrib.auth import get_permission_codename
-from django.core.urlresolvers import reverse, NoReverseMatch
+from django.urls import reverse, NoReverseMatch
 from django.db import router
 from django.shortcuts import redirect, render
 from django.template.response import TemplateResponse
@@ -53,14 +53,14 @@ def service_report(modeladmin, request, queryset):
             fields.append((model, name))
     fields = sorted(fields, key=lambda f: f[0]._meta.verbose_name_plural.lower())
     fields = [field for model, field in fields]
-    
+
     for account in queryset.prefetch_related(*fields):
         items = []
         for field in fields:
             related_manager = getattr(account, field)
             items.append((related_manager.model._meta, related_manager.all()))
         accounts.append((account, items))
-    
+
     context = {
         'accounts': accounts,
         'date': timezone.now().today()
@@ -71,21 +71,21 @@ def service_report(modeladmin, request, queryset):
 def delete_related_services(modeladmin, request, queryset):
     opts = modeladmin.model._meta
     app_label = opts.app_label
-    
+
     using = router.db_for_write(modeladmin.model)
     collector = NestedObjects(using=using)
     collector.collect(queryset)
     registered_services = services.get()
     related_services = []
     to_delete = []
-    
+
     admin_site = modeladmin.admin_site
-    
+
     def format(obj, account=False):
         has_admin = obj.__class__ in admin_site._registry
         opts = obj._meta
         no_edit_link = '%s: %s' % (capfirst(opts.verbose_name), force_text(obj))
-        
+
         if has_admin:
             try:
                 admin_url = reverse(
@@ -95,7 +95,7 @@ def delete_related_services(modeladmin, request, queryset):
             except NoReverseMatch:
                 # Change url doesn't exist -- don't display link to edit
                 return no_edit_link
-            
+
             # Display a link to the admin page.
             context = (capfirst(opts.verbose_name), admin_url, obj)
             if account:
@@ -106,7 +106,7 @@ def delete_related_services(modeladmin, request, queryset):
             # Don't display link to edit, because it either has no
             # admin or is edited inline.
             return no_edit_link
-    
+
     def format_nested(objs, result):
         if isinstance(objs, list):
             current = []
@@ -115,7 +115,7 @@ def delete_related_services(modeladmin, request, queryset):
             result.append(current)
         else:
             result.append(format(objs))
-    
+
     for nested in collector.nested():
         if isinstance(nested, list):
             # Is lists of objects
@@ -141,7 +141,7 @@ def delete_related_services(modeladmin, request, queryset):
             # Prevent the deletion of the main system user, which will delete the account
             main_systemuser = nested.main_systemuser
             related_services.append(format(nested, account=True))
-    
+
     # The user has already confirmed the deletion.
     # Do the deletion and return a None to display the change list view again.
     if request.POST.get('post'):
@@ -165,17 +165,17 @@ def delete_related_services(modeladmin, request, queryset):
             modeladmin.message_user(request, msg, messages.SUCCESS)
         # Return None to display the change list page again.
         return None
-    
+
     if len(queryset) == 1:
         objects_name = force_text(opts.verbose_name)
     else:
         objects_name = force_text(opts.verbose_name_plural)
-    
+
     model_count = {}
     for model, objs in collector.model_objs.items():
         count = 0
         # discount main systemuser
-        if model is modeladmin.model.main_systemuser.field.rel.to:
+        if model is modeladmin.model.main_systemuser.field.model:
             count = len(objs) - 1
         # Discount account
         elif model is not modeladmin.model and model in registered_services:
@@ -220,10 +220,10 @@ def disable_selected(modeladmin, request, queryset, disable=True):
             n)
         )
         return None
-    
+
     user = request.user
     admin_site = modeladmin.admin_site
-    
+
     def format(obj):
         has_admin = obj.__class__ in admin_site._registry
         opts = obj._meta
@@ -238,7 +238,7 @@ def disable_selected(modeladmin, request, queryset, disable=True):
             except NoReverseMatch:
                 # Change url doesn't exist -- don't display link to edit
                 return no_edit_link
-            
+
             p = '%s.%s' % (opts.app_label, get_permission_codename('delete', opts))
             if not user.has_perm(p):
                 perms_needed.add(opts.verbose_name)
@@ -249,19 +249,19 @@ def disable_selected(modeladmin, request, queryset, disable=True):
             # Don't display link to edit, because it either has no
             # admin or is edited inline.
             return no_edit_link
-    
+
     display = []
     for account in queryset:
         current = []
         for related in account.get_services_to_disable():
             current.append(format(related))
         display.append([format(account), current])
-    
+
     if len(queryset) == 1:
         objects_name = force_text(opts.verbose_name)
     else:
         objects_name = force_text(opts.verbose_name_plural)
-    
+
     context = dict(
         admin_site.each_context(request),
         action_name='disable_selected' if disable else 'enable_selected',

orchestra/contrib/accounts/admin.py

@@ -8,7 +8,7 @@ from django.conf.urls import url
 from django.contrib import admin, messages
 from django.contrib.admin.utils import unquote
 from django.contrib.auth import admin as auth
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.http import HttpResponseRedirect
 from django.templatetags.static import static
 from django.utils.safestring import mark_safe
@@ -71,15 +71,15 @@ class AccountAdmin(ChangePasswordAdminMixin, auth.UserAdmin, ExtendedModelAdmin)
     )
     change_view_actions = (disable_selected, service_report, enable_selected)
     ordering = ()
-    
+
     main_systemuser_link = admin_link('main_systemuser')
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         """ Make value input widget bigger """
         if db_field.name == 'comments':
             kwargs['widget'] = forms.Textarea(attrs={'cols': 70, 'rows': 4})
         return super(AccountAdmin, self).formfield_for_dbfield(db_field, **kwargs)
-    
+
     def render_change_form(self, request, context, add=False, change=False, form_url='', obj=None):
         if not add:
             if request.method == 'GET' and not obj.is_active:
@@ -96,7 +96,7 @@ class AccountAdmin(ChangePasswordAdminMixin, auth.UserAdmin, ExtendedModelAdmin)
             })
         return super(AccountAdmin, self).render_change_form(
             request, context, add, change, form_url, obj)
-    
+
     def get_fieldsets(self, request, obj=None):
         fieldsets = super(AccountAdmin, self).get_fieldsets(request, obj)
         if not obj:
@@ -106,7 +106,7 @@ class AccountAdmin(ChangePasswordAdminMixin, auth.UserAdmin, ExtendedModelAdmin)
                 fieldsets = list(fieldsets)
                 fieldsets.insert(1, (_("Related services"), {'fields': fields}))
         return fieldsets
-    
+
     def save_model(self, request, obj, form, change):
         if not change:
             form.save_model(obj)
@@ -133,7 +133,7 @@ class AccountAdmin(ChangePasswordAdminMixin, auth.UserAdmin, ExtendedModelAdmin)
                     if msg:
                         messages.warning(request, mark_safe(msg % context))
             super(AccountAdmin, self).save_model(request, obj, form, change)
-    
+
     def get_change_view_actions(self, obj=None):
         views = super().get_change_view_actions(obj=obj)
         if obj is not None:
@@ -141,7 +141,7 @@ class AccountAdmin(ChangePasswordAdminMixin, auth.UserAdmin, ExtendedModelAdmin)
                 return [view for view in views if view.url_name != 'enable']
             return [view for view in views if view.url_name != 'disable']
         return views
-    
+
     def get_actions(self, request):
         actions = super().get_actions(request)
         if 'delete_selected' in actions:
@@ -157,7 +157,7 @@ class AccountListAdmin(AccountAdmin):
     list_display = ('select_account', 'username', 'type', 'username')
     actions = None
     change_list_template = 'admin/accounts/account/select_account_list.html'
-    
+
     def select_account(self, instance):
         # TODO get query string from request.META['QUERY_STRING'] to preserve filters
         context = {
@@ -169,7 +169,7 @@ class AccountListAdmin(AccountAdmin):
     select_account.short_description = _("account")
     select_account.allow_tags = True
     select_account.admin_order_field = 'username'
-    
+
     def changelist_view(self, request, extra_context=None):
         app_label = request.META['PATH_INFO'].split('/')[-5]
         model = request.META['PATH_INFO'].split('/')[-4]
@@ -206,7 +206,7 @@ class AccountAdminMixin(object):
     change_form_template = 'admin/accounts/account/change_form.html'
     account = None
     list_select_related = ('account',)
-    
+
     def display_active(self, instance):
         if not instance.is_active:
             return '<img src="%s" alt="False">' % static('admin/img/icon-no.svg')
@@ -217,14 +217,14 @@ class AccountAdminMixin(object):
     display_active.short_description = _("active")
     display_active.allow_tags = True
     display_active.admin_order_field = 'is_active'
-    
+
     def account_link(self, instance):
         account = instance.account if instance.pk else self.account
         return admin_link()(account)
     account_link.short_description = _("account")
     account_link.allow_tags = True
     account_link.admin_order_field = 'account__username'
-    
+
     def get_form(self, request, obj=None, **kwargs):
         """ Warns user when object's account is disabled """
         form = super(AccountAdminMixin, self).get_form(request, obj, **kwargs)
@@ -247,7 +247,7 @@ class AccountAdminMixin(object):
         # Not available in POST
         form.initial_account = self.get_changeform_initial_data(request).get('account')
         return form
-    
+
     def get_fields(self, request, obj=None):
         """ remove account or account_link depending on the case """
         fields = super(AccountAdminMixin, self).get_fields(request, obj)
@@ -263,13 +263,13 @@ class AccountAdminMixin(object):
             except ValueError:
                 pass
         return fields
-    
+
     def get_readonly_fields(self, request, obj=None):
         """ provide account for filter_by_account_fields """
         if obj:
             self.account = obj.account
         return super(AccountAdminMixin, self).get_readonly_fields(request, obj)
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         """ Filter by account """
         formfield = super(AccountAdminMixin, self).formfield_for_dbfield(db_field, **kwargs)
@@ -277,14 +277,14 @@ class AccountAdminMixin(object):
             if self.account:
                 # Hack widget render in order to append ?account=id to the add url
                 old_render = formfield.widget.render
-                
+
                 def render(*args, **kwargs):
                     output = old_render(*args, **kwargs)
                     output = output.replace('/add/"', '/add/?account=%s"' % self.account.pk)
                     with_qargs = r'/add/?\1&account=%s"' % self.account.pk
                     output = re.sub(r'/add/\?([^".]*)"', with_qargs, output)
                     return mark_safe(output)
-                
+
                 formfield.widget.render = render
                 # Filter related object by account
                 formfield.queryset = formfield.queryset.filter(account=self.account)
@@ -302,21 +302,21 @@ class AccountAdminMixin(object):
                 formfield.initial = 1
             formfield.queryset = formfield.queryset.order_by('username')
         return formfield
-    
+
     def get_formset(self, request, obj=None, **kwargs):
         """ provides form.account for convinience """
         formset = super(AccountAdminMixin, self).get_formset(request, obj, **kwargs)
         formset.form.account = self.account
         formset.account = self.account
         return formset
-    
+
     def get_account_from_preserve_filters(self, request):
         preserved_filters = self.get_preserved_filters(request)
         preserved_filters = dict(parse_qsl(preserved_filters))
         cl_filters = preserved_filters.get('_changelist_filters')
         if cl_filters:
             return dict(parse_qsl(cl_filters)).get('account')
-    
+
     def changeform_view(self, request, object_id=None, form_url='', extra_context=None):
         account_id = self.get_account_from_preserve_filters(request)
         if not object_id:
@@ -331,7 +331,7 @@ class AccountAdminMixin(object):
         context.update(extra_context or {})
         return super(AccountAdminMixin, self).changeform_view(
             request, object_id, form_url=form_url, extra_context=context)
-    
+
     def changelist_view(self, request, extra_context=None):
         account_id = request.GET.get('account')
         context = {}
@@ -367,7 +367,7 @@ class SelectAccountAdminMixin(AccountAdminMixin):
             account = Account.objects.get(pk=request.GET['account'])
         [setattr(inline, 'account', account) for inline in inlines]
         return inlines
-    
+
     def get_urls(self):
         """ Hooks select account url """
         urls = super(AccountAdminMixin, self).get_urls()
@@ -381,7 +381,7 @@ class SelectAccountAdminMixin(AccountAdminMixin):
                 name='%s_%s_select_account' % info),
         ]
         return select_urls + urls
-    
+
     def add_view(self, request, form_url='', extra_context=None):
         """ Redirects to select account view if required """
         if request.user.is_superuser:
@@ -406,7 +406,7 @@ class SelectAccountAdminMixin(AccountAdminMixin):
                 return super(AccountAdminMixin, self).add_view(
                     request, form_url=form_url, extra_context=context)
         return HttpResponseRedirect('./select-account/?%s' % request.META['QUERY_STRING'])
-    
+
     def save_model(self, request, obj, form, change):
         """
         Given a model instance save it to the database.

orchestra/contrib/accounts/forms.py

@@ -34,7 +34,7 @@ def create_account_creation_form():
             fields[field_name] = forms.BooleanField(
                 initial=True, required=False, label=label, help_text=help_text)
             create_related.append((model, key, kwargs, help_text))
-        
+
     def clean(self, create_related=create_related):
         """ unique usernames between accounts and system users """
         cleaned_data = UserCreationForm.clean(self)
@@ -47,7 +47,7 @@ def create_account_creation_form():
             # Previous validation error
             return
         errors = {}
-        systemuser_model = Account.main_systemuser.field.rel.to
+        systemuser_model = Account.main_systemuser.field.model
         if systemuser_model.objects.filter(username=account.username).exists():
             errors['username'] = _("A system user with this name already exists.")
         for model, key, related_kwargs, __ in create_related:
@@ -62,11 +62,11 @@ def create_account_creation_form():
                     params={'type': verbose_name})
         if errors:
             raise ValidationError(errors)
-    
+
     def save_model(self, account):
         enable_systemuser=self.cleaned_data['enable_systemuser']
         account.save(active_systemuser=enable_systemuser)
-    
+
     def save_related(self, account):
         for model, key, related_kwargs, __ in settings.ACCOUNTS_CREATE_RELATED:
             model = apps.get_model(model)
@@ -76,14 +76,14 @@ def create_account_creation_form():
                     key: eval(value, {'account': account}) for key, value in related_kwargs.items()
                 }
                 model.objects.create(account=account, **kwargs)
-    
+
     fields.update({
         'create_related_fields': list(fields.keys()),
         'clean': clean,
         'save_model': save_model,
         'save_related': save_related,
     })
-    
+
     return type('AccountCreationForm', (UserCreationForm,), fields)
 
 

orchestra/contrib/accounts/migrations/0001_initial.py

@@ -3,6 +3,7 @@ from __future__ import unicode_literals
 
 from django.db import models, migrations
 import django.core.validators
+import django.db.models.deletion
 import django.utils.timezone
 import django.contrib.auth.models
 
@@ -32,7 +33,7 @@ class Migration(migrations.Migration):
                 ('is_superuser', models.BooleanField(help_text='Designates that this user has all permissions without explicitly assigning them.', default=False, verbose_name='superuser status')),
                 ('is_active', models.BooleanField(help_text='Designates whether this account should be treated as active. Unselect this instead of deleting accounts.', default=True, verbose_name='active')),
                 ('date_joined', models.DateTimeField(verbose_name='date joined', default=django.utils.timezone.now)),
-                ('main_systemuser', models.ForeignKey(to='systemusers.SystemUser', editable=False, null=True, related_name='accounts_main')),
+                ('main_systemuser', models.ForeignKey(to='systemusers.SystemUser', editable=False, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='accounts_main')),
             ],
             options={
                 'abstract': False,

orchestra/contrib/accounts/migrations/0001_squashed_0004_auto_20210422_1108.py

@@ -0,0 +1,86 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:08
+from __future__ import unicode_literals
+
+import django.contrib.auth.models
+import django.core.validators
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+import orchestra.contrib.accounts.models
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('accounts', '0001_initial'), ('accounts', '0002_auto_20170528_2005'), ('accounts', '0003_auto_20210330_1049'), ('accounts', '0004_auto_20210422_1108')]
+
+    initial = True
+
+    dependencies = [
+        ('systemusers', '0001_initial'),
+        ('auth', '0006_require_contenttypes_0002'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Account',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('password', models.CharField(max_length=128, verbose_name='password')),
+                ('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
+                ('username', models.CharField(help_text='Required. 64 characters or fewer. Letters, digits and ./-/_ only.', max_length=32, unique=True, validators=[django.core.validators.RegexValidator('^[\\w.-]+$', 'Enter a valid username.', 'invalid')], verbose_name='username')),
+                ('short_name', models.CharField(blank=True, max_length=64, verbose_name='short name')),
+                ('full_name', models.CharField(max_length=256, verbose_name='full name')),
+                ('email', models.EmailField(help_text='Used for password recovery', max_length=254, verbose_name='email address')),
+                ('type', models.CharField(choices=[('INDIVIDUAL', 'Individual'), ('ASSOCIATION', 'Association'), ('CUSTOMER', 'Customer'), ('COMPANY', 'Company'), ('PUBLICBODY', 'Public body'), ('STAFF', 'Staff'), ('FRIEND', 'Friend')], default='INDIVIDUAL', max_length=32, verbose_name='type')),
+                ('language', models.CharField(choices=[('EN', 'English')], default='EN', max_length=2, verbose_name='language')),
+                ('comments', models.TextField(blank=True, max_length=256, verbose_name='comments')),
+                ('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
+                ('is_active', models.BooleanField(default=True, help_text='Designates whether this account should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
+                ('date_joined', models.DateTimeField(default=django.utils.timezone.now, verbose_name='date joined')),
+                ('main_systemuser', models.ForeignKey(editable=False, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='accounts_main', to='systemusers.SystemUser')),
+            ],
+            options={
+                'abstract': False,
+            },
+            managers=[
+                ('objects', django.contrib.auth.models.UserManager()),
+            ],
+        ),
+        migrations.AlterModelManagers(
+            name='account',
+            managers=[
+                ('objects', orchestra.contrib.accounts.models.AccountManager()),
+            ],
+        ),
+        migrations.AlterField(
+            model_name='account',
+            name='language',
+            field=models.CharField(choices=[('CA', 'Catalan'), ('ES', 'Spanish'), ('EN', 'English')], default='CA', max_length=2, verbose_name='language'),
+        ),
+        migrations.AlterField(
+            model_name='account',
+            name='type',
+            field=models.CharField(choices=[('INDIVIDUAL', 'Individual'), ('ASSOCIATION', 'Association'), ('CUSTOMER', 'Customer'), ('STAFF', 'Staff'), ('FRIEND', 'Friend')], default='INDIVIDUAL', max_length=32, verbose_name='type'),
+        ),
+        migrations.AlterField(
+            model_name='account',
+            name='username',
+            field=models.CharField(help_text='Required. 32 characters or fewer. Letters, digits and ./-/_ only.', max_length=32, unique=True, validators=[django.core.validators.RegexValidator('^[\\w.-]+$', 'Enter a valid username.', 'invalid')], verbose_name='username'),
+        ),
+        migrations.AlterField(
+            model_name='account',
+            name='language',
+            field=models.CharField(choices=[('EN', 'English')], default='EN', max_length=2, verbose_name='language'),
+        ),
+        migrations.AlterField(
+            model_name='account',
+            name='type',
+            field=models.CharField(choices=[('INDIVIDUAL', 'Individual'), ('ASSOCIATION', 'Association'), ('CUSTOMER', 'Customer'), ('COMPANY', 'Company'), ('PUBLICBODY', 'Public body'), ('STAFF', 'Staff'), ('FRIEND', 'Friend')], default='INDIVIDUAL', max_length=32, verbose_name='type'),
+        ),
+        migrations.AlterField(
+            model_name='account',
+            name='main_systemuser',
+            field=models.ForeignKey(editable=False, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='accounts_main', to='systemusers.SystemUser'),
+        ),
+    ]

orchestra/contrib/accounts/migrations/0003_auto_20210330_1049.py

@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-03-30 10:49
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('accounts', '0002_auto_20170528_2005'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='account',
+            name='language',
+            field=models.CharField(choices=[('EN', 'English')], default='EN', max_length=2, verbose_name='language'),
+        ),
+        migrations.AlterField(
+            model_name='account',
+            name='type',
+            field=models.CharField(choices=[('INDIVIDUAL', 'Individual'), ('ASSOCIATION', 'Association'), ('CUSTOMER', 'Customer'), ('COMPANY', 'Company'), ('PUBLICBODY', 'Public body'), ('STAFF', 'Staff'), ('FRIEND', 'Friend')], default='INDIVIDUAL', max_length=32, verbose_name='type'),
+        ),
+    ]

orchestra/contrib/accounts/models.py

@@ -29,7 +29,7 @@ class Account(auth.AbstractBaseUser):
             validators.RegexValidator(r'^[\w.-]+$', _("Enter a valid username."), 'invalid')
         ])
     main_systemuser = models.ForeignKey(settings.ACCOUNTS_SYSTEMUSER_MODEL, null=True,
-        related_name='accounts_main', editable=False)
+        related_name='accounts_main', editable=False, on_delete=models.SET_NULL)
     short_name = models.CharField(_("short name"), max_length=64, blank=True)
     full_name = models.CharField(_("full name"), max_length=256)
     email = models.EmailField(_('email address'), help_text=_("Used for password recovery"))
@@ -46,23 +46,28 @@ class Account(auth.AbstractBaseUser):
         help_text=_("Designates whether this account should be treated as active. "
                     "Unselect this instead of deleting accounts."))
     date_joined = models.DateTimeField(_("date joined"), default=timezone.now)
-    
+
     objects = AccountManager()
-    
+
     USERNAME_FIELD = 'username'
     REQUIRED_FIELDS = ['email']
-    
+
+    def __init__(self, *args, **kwargs):
+        # ignore `is_staff` kwarg because is handled with `is_superuser`
+        kwargs.pop('is_staff', None)
+        super().__init__(*args, **kwargs)
+
     def __str__(self):
         return self.name
-    
+
     @property
     def name(self):
         return self.username
-    
+
     @property
     def is_staff(self):
         return self.is_superuser
-    
+
     def save(self, active_systemuser=False, *args, **kwargs):
         created = not self.pk
         if not created:
@@ -75,21 +80,21 @@ class Account(auth.AbstractBaseUser):
             self.save(update_fields=('main_systemuser',))
         elif was_active != self.is_active:
             self.notify_related()
-    
+
     def clean(self):
         self.short_name = self.short_name.strip()
         self.full_name = self.full_name.strip()
-    
+
     def disable(self):
         self.is_active = False
         self.save(update_fields=('is_active',))
         self.notify_related()
-    
+
     def enable(self):
         self.is_active = True
         self.save(update_fields=('is_active',))
         self.notify_related()
-    
+
     def get_services_to_disable(self):
         related_fields = [
             f for f in self._meta.get_fields()
@@ -101,20 +106,20 @@ class Account(auth.AbstractBaseUser):
             if source in core.services and hasattr(source, 'active'):
                 for obj in getattr(self, rel.get_accessor_name()).all():
                     yield obj
-    
+
     def notify_related(self):
         """ Trigger save() on related objects that depend on this account """
         for obj in self.get_services_to_disable():
             signals.pre_save.send(sender=type(obj), instance=obj)
             signals.post_save.send(sender=type(obj), instance=obj)
 #            OperationsMiddleware.collect(Operation.SAVE, instance=obj, update_fields=())
-    
+
     def get_contacts_emails(self, usages=None):
         contacts = self.contacts.all()
         if usages is not None:
             contactes = contacts.filter(email_usages=usages)
         return contacts.values_list('email', flat=True)
-    
+
     def send_email(self, template, context, email_from=None, usages=None, attachments=[], html=None):
         contacts = self.contacts.filter(email_usages=usages)
         email_to = self.get_contacts_emails(usages)
@@ -126,14 +131,14 @@ class Account(auth.AbstractBaseUser):
         with translation.override(self.language):
             send_email_template(template, extra_context, email_to, email_from=email_from,
                 html=html, attachments=attachments)
-    
+
     def get_full_name(self):
         return self.full_name or self.short_name or self.username
-    
+
     def get_short_name(self):
         """ Returns the short name for the user """
         return self.short_name or self.username or self.full_name
-    
+
     def has_perm(self, perm, obj=None):
         """
         Returns True if the user has the specified permission. This method
@@ -160,7 +165,7 @@ class Account(auth.AbstractBaseUser):
             elif obj and getattr(obj, 'account', None) == self:
                 return True
 
-    
+
     def has_perms(self, perm_list, obj=None):
         """
         Returns True if the user has each of the specified permissions. If
@@ -171,7 +176,7 @@ class Account(auth.AbstractBaseUser):
             if not self.has_perm(perm, obj):
                 return False
         return True
-    
+
     def has_module_perms(self, app_label):
         """
         Returns True if the user has any permissions in the given app label.

orchestra/contrib/bills/actions.py

@@ -5,7 +5,7 @@ from datetime import date
 from django.contrib import messages
 from django.contrib.admin import helpers
 from django.core.exceptions import ValidationError
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db import transaction
 from django.forms.models import modelformset_factory
 from django.http import HttpResponse, HttpResponseRedirect
@@ -179,7 +179,7 @@ def undo_billing(modeladmin, request, queryset):
                 group[line.order].append(line)
             except KeyError:
                 group[line.order] = [line]
-    
+
     # Validate
     for order, lines in group.items():
         prev = None
@@ -211,7 +211,7 @@ def undo_billing(modeladmin, request, queryset):
             messages.error(request, "Order does not have lines!.")
         order.billed_until = billed_until
         order.billed_on = billed_on
-    
+
     # Commit changes
     norders, nlines = 0, 0
     for order, lines in group.items():
@@ -221,7 +221,7 @@ def undo_billing(modeladmin, request, queryset):
         # TODO update order history undo billing
         order.save(update_fields=('billed_until', 'billed_on'))
         norders += 1
-    
+
     messages.success(request, _("%(norders)s orders and %(nlines)s lines undoed.") % {
         'nlines': nlines,
         'norders': norders

orchestra/contrib/bills/admin.py

@@ -2,7 +2,7 @@ from django import forms
 from django.conf.urls import url
 from django.contrib import admin, messages
 from django.contrib.admin.utils import unquote
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db import models
 from django.db.models import F, Sum, Prefetch
 from django.db.models.functions import Coalesce
@@ -39,18 +39,18 @@ PAYMENT_STATE_COLORS = {
 class BillSublineInline(admin.TabularInline):
     model = BillSubline
     fields = ('description', 'total', 'type')
-    
+
     def get_readonly_fields(self, request, obj=None):
         fields = super().get_readonly_fields(request, obj)
         if obj and not obj.bill.is_open:
             return self.get_fields(request)
         return fields
-    
+
     def get_max_num(self, request, obj=None):
         if obj and not obj.bill.is_open:
             return 0
         return super().get_max_num(request, obj)
-    
+
     def has_delete_permission(self, request, obj=None):
         if obj and not obj.bill.is_open:
             return False
@@ -64,9 +64,9 @@ class BillLineInline(admin.TabularInline):
         'subtotal', 'display_total',
     )
     readonly_fields = ('display_total', 'order_link')
-    
+
     order_link = admin_link('order', display='pk')
-    
+
     def display_total(self, line):
         if line.pk:
             total = line.compute_total()
@@ -79,7 +79,7 @@ class BillLineInline(admin.TabularInline):
             return '<a href="%s">%s</a>' % (url, total)
     display_total.short_description = _("Total")
     display_total.allow_tags = True
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         """ Make value input widget bigger """
         if db_field.name == 'description':
@@ -87,7 +87,7 @@ class BillLineInline(admin.TabularInline):
         elif db_field.name not in ('start_on', 'end_on'):
             kwargs['widget'] = forms.TextInput(attrs={'size':'6'})
         return super().formfield_for_dbfield(db_field, **kwargs)
-    
+
     def get_queryset(self, request):
         qs = super().get_queryset(request)
         return qs.prefetch_related('sublines').select_related('order')
@@ -96,14 +96,14 @@ class BillLineInline(admin.TabularInline):
 class ClosedBillLineInline(BillLineInline):
     # TODO reimplement as nested inlines when upstream
     #      https://code.djangoproject.com/ticket/9025
-    
+
     fields = (
         'display_description', 'order_link', 'start_on', 'end_on', 'rate', 'quantity', 'tax',
         'display_subtotal', 'display_total'
     )
     readonly_fields = fields
     can_delete = False
-    
+
     def display_description(self, line):
         descriptions = [line.description]
         for subline in line.sublines.all():
@@ -111,7 +111,7 @@ class ClosedBillLineInline(BillLineInline):
         return '<br>'.join(descriptions)
     display_description.short_description = _("Description")
     display_description.allow_tags = True
-    
+
     def display_subtotal(self, line):
         subtotals = ['&nbsp;' + str(line.subtotal)]
         for subline in line.sublines.all():
@@ -119,13 +119,13 @@ class ClosedBillLineInline(BillLineInline):
         return '<br>'.join(subtotals)
     display_subtotal.short_description = _("Subtotal")
     display_subtotal.allow_tags = True
-    
+
     def display_total(self, line):
         if line.pk:
             return line.compute_total()
     display_total.short_description = _("Total")
     display_total.allow_tags = True
-    
+
     def has_add_permission(self, request):
         return False
 
@@ -158,28 +158,28 @@ class BillLineAdmin(admin.ModelAdmin):
     list_select_related = ('bill', 'bill__account')
     search_fields = ('description', 'bill__number')
     inlines = (BillSublineInline,)
-    
+
     account_link = admin_link('bill__account')
     bill_link = admin_link('bill')
     order_link = admin_link('order')
     amended_line_link = admin_link('amended_line')
-    
+
     def display_is_open(self, instance):
         return instance.bill.is_open
     display_is_open.short_description = _("Is open")
     display_is_open.boolean = True
-    
+
     def display_sublinetotal(self, instance):
         total = instance.subline_total
         return total if total is not None else '---'
     display_sublinetotal.short_description = _("Sublines")
     display_sublinetotal.admin_order_field = 'subline_total'
-    
+
     def display_total(self, instance):
         return round(instance.computed_total or 0, 2)
     display_total.short_description = _("Total")
     display_total.admin_order_field = 'computed_total'
-    
+
     def get_readonly_fields(self, request, obj=None):
         fields = super().get_readonly_fields(request, obj)
         if obj and not obj.bill.is_open:
@@ -188,7 +188,7 @@ class BillLineAdmin(admin.ModelAdmin):
                 'subtotal', 'order_billed_on', 'order_billed_until'
             ]
         return fields
-    
+
     def get_queryset(self, request):
         qs = super().get_queryset(request)
         qs = qs.annotate(
@@ -196,7 +196,7 @@ class BillLineAdmin(admin.ModelAdmin):
             computed_total=(F('subtotal') + Sum(Coalesce('sublines__total', 0))) * (1+F('tax')/100),
         )
         return qs
-    
+
     def has_delete_permission(self, request, obj=None):
         if obj and not obj.bill.is_open:
             return False
@@ -209,7 +209,7 @@ class BillLineManagerAdmin(BillLineAdmin):
         if self.bill_ids:
             return qset.filter(bill_id__in=self.bill_ids)
         return qset
-    
+
     def changelist_view(self, request, extra_context=None):
         GET_copy = request.GET.copy()
         bill_ids = GET_copy.pop('ids', None)
@@ -304,9 +304,9 @@ class AmendInline(BillAdminMixin, admin.TabularInline):
     verbose_name_plural = _("Amends")
     can_delete = False
     extra = 0
-    
+
     self_link = admin_link('__str__')
-    
+
     def has_add_permission(self, *args, **kwargs):
         return False
 
@@ -354,12 +354,12 @@ class BillAdmin(BillAdminMixin, ExtendedModelAdmin):
         'closed_on_display', 'updated_on_display', 'display_total_with_subtotals',
     )
     date_hierarchy = 'closed_on'
-    
+
     created_on_display = admin_date('created_on', short_description=_("Created"))
     closed_on_display = admin_date('closed_on', short_description=_("Closed"))
     updated_on_display = admin_date('updated_on', short_description=_("Updated"))
     amend_of_link = admin_link('amend_of')
-    
+
 #    def amend_links(self, bill):
 #        links = []
 #        for amend in bill.amends.all():
@@ -368,19 +368,19 @@ class BillAdmin(BillAdminMixin, ExtendedModelAdmin):
 #        return '<br>'.join(links)
 #    amend_links.short_description = _("Amends")
 #    amend_links.allow_tags = True
-    
+
     def num_lines(self, bill):
         return bill.lines__count
     num_lines.admin_order_field = 'lines__count'
     num_lines.short_description = _("lines")
-    
+
     def display_total(self, bill):
         currency = settings.BILLS_CURRENCY.lower()
         return '%s &%s;' % (bill.compute_total(), currency)
     display_total.allow_tags = True
     display_total.short_description = _("total")
     display_total.admin_order_field = 'approx_total'
-    
+
     def type_link(self, bill):
         bill_type = bill.type.lower()
         url = reverse('admin:bills_%s_changelist' % bill_type)
@@ -388,7 +388,7 @@ class BillAdmin(BillAdminMixin, ExtendedModelAdmin):
     type_link.allow_tags = True
     type_link.short_description = _("type")
     type_link.admin_order_field = 'type'
-    
+
     def get_urls(self):
         """ Hook bill lines management URLs on bill admin """
         urls = super().get_urls()
@@ -399,13 +399,13 @@ class BillAdmin(BillAdminMixin, ExtendedModelAdmin):
                 name='bills_bill_manage_lines'),
         ]
         return extra_urls + urls
-    
+
     def get_readonly_fields(self, request, obj=None):
         fields = super().get_readonly_fields(request, obj)
         if obj and not obj.is_open:
             fields += self.add_fields
         return fields
-    
+
     def get_fieldsets(self, request, obj=None):
         fieldsets = super().get_fieldsets(request, obj)
         if obj:
@@ -418,7 +418,7 @@ class BillAdmin(BillAdminMixin, ExtendedModelAdmin):
             if obj.is_open:
                 fieldsets = fieldsets[0:-1]
         return fieldsets
-    
+
     def get_change_view_actions(self, obj=None):
         actions = super().get_change_view_actions(obj)
         exclude = []
@@ -428,7 +428,7 @@ class BillAdmin(BillAdminMixin, ExtendedModelAdmin):
             if obj.type not in obj.AMEND_MAP:
                 exclude += ['amend_bills']
         return [action for action in actions if action.__name__ not in exclude]
-    
+
     def get_inline_instances(self, request, obj=None):
         cls = type(self)
         if obj and not obj.is_open:
@@ -439,7 +439,7 @@ class BillAdmin(BillAdminMixin, ExtendedModelAdmin):
         else:
             cls.inlines = [BillLineInline]
         return super().get_inline_instances(request, obj)
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         """ Make value input widget bigger """
         if db_field.name == 'comments':
@@ -450,7 +450,7 @@ class BillAdmin(BillAdminMixin, ExtendedModelAdmin):
         if db_field.name == 'amend_of':
             formfield.queryset = formfield.queryset.filter(is_open=False)
         return formfield
-    
+
     def change_view(self, request, object_id, **kwargs):
         # TODO raise404, here and everywhere
         bill = self.get_object(request, unquote(object_id))
@@ -471,7 +471,7 @@ admin.site.register(BillLine, BillLineAdmin)
 class BillContactInline(admin.StackedInline):
     model = BillContact
     fields = ('name', 'address', ('city', 'zipcode'), 'country', 'vat')
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         """ Make value input widget bigger """
         if db_field.name == 'name':

orchestra/contrib/bills/filters.py

@@ -1,5 +1,5 @@
 from django.contrib.admin import SimpleListFilter
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db.models import Q
 from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
@@ -11,11 +11,11 @@ class BillTypeListFilter(SimpleListFilter):
     """ Filter tickets by created_by according to request.user """
     title = 'Type'
     parameter_name = ''
-    
+
     def __init__(self, request, *args, **kwargs):
         super(BillTypeListFilter, self).__init__(request, *args, **kwargs)
         self.request = request
-    
+
     def lookups(self, request, model_admin):
         return (
             ('bill', _("All")),
@@ -25,13 +25,13 @@ class BillTypeListFilter(SimpleListFilter):
             ('amendmentfee', _("Amendment fee")),
             ('amendmentinvoice', _("Amendment invoice")),
         )
-    
+
     def queryset(self, request, queryset):
         return queryset
-    
+
     def value(self):
         return self.request.path.split('/')[-2]
-    
+
     def choices(self, cl):
         query = self.request.GET.urlencode()
         for lookup, title in self.lookup_choices:
@@ -45,7 +45,7 @@ class BillTypeListFilter(SimpleListFilter):
 class TotalListFilter(SimpleListFilter):
     title = _("total")
     parameter_name = 'total'
-    
+
     def lookups(self, request, model_admin):
         return (
             ('gt', mark_safe("total > 0")),
@@ -53,7 +53,7 @@ class TotalListFilter(SimpleListFilter):
             ('eq', "total = 0"),
             ('ne', mark_safe("total ≠ 0")),
         )
-    
+
     def queryset(self, request, queryset):
         if self.value() == 'gt':
             return queryset.filter(approx_total__gt=0)
@@ -70,13 +70,13 @@ class HasBillContactListFilter(SimpleListFilter):
     """ Filter Nodes by group according to request.user """
     title = _("has bill contact")
     parameter_name = 'bill'
-    
+
     def lookups(self, request, model_admin):
         return (
             ('True', _("Yes")),
             ('False', _("No")),
         )
-    
+
     def queryset(self, request, queryset):
         if self.value() == 'True':
             return queryset.filter(billcontact__isnull=False)
@@ -87,7 +87,7 @@ class HasBillContactListFilter(SimpleListFilter):
 class PaymentStateListFilter(SimpleListFilter):
     title = _("payment state")
     parameter_name = 'payment_state'
-    
+
     def lookups(self, request, model_admin):
         return (
             ('OPEN', _("Open")),
@@ -95,7 +95,7 @@ class PaymentStateListFilter(SimpleListFilter):
             ('PENDING', _("Pending")),
             ('BAD_DEBT', _("Bad debt")),
         )
-    
+
     def queryset(self, request, queryset):
         # FIXME use queryset.computed_total instead of approx_total, bills.admin.BillAdmin.get_queryset
         Transaction = queryset.model.transactions.field.remote_field.related_model
@@ -137,7 +137,7 @@ class PaymentStateListFilter(SimpleListFilter):
 class AmendedListFilter(SimpleListFilter):
     title = _("amended")
     parameter_name = 'amended'
-    
+
     def lookups(self, request, model_admin):
         return (
             ('3', _("Closed amends")),
@@ -145,7 +145,7 @@ class AmendedListFilter(SimpleListFilter):
             ('1', _("Any amends")),
             ('0', _("No amends")),
         )
-    
+
     def queryset(self, request, queryset):
         if self.value() is None:
             return queryset

orchestra/contrib/bills/helpers.py

@@ -1,5 +1,5 @@
 from django.contrib import messages
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.utils.encoding import force_text
 from django.utils.html import format_html
 from django.utils.safestring import mark_safe
@@ -21,7 +21,7 @@ def validate_contact(request, bill, error=True):
         message = msg.format(relation=_("Related"), account=account, url=url)
         send(request, mark_safe(message))
         valid = False
-    main = type(bill).account.field.rel.to.objects.get_main()
+    main = type(bill).account.field.model.objects.get_main()
     if not hasattr(main, 'billcontact'):
         account = force_text(main)
         url = reverse('admin:accounts_account_change', args=(main.id,))

orchestra/contrib/bills/migrations/0005_auto_20150623_1031.py

@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
+import django.db.models.deletion
 from django.db import models, migrations
 
 
@@ -14,7 +15,7 @@ class Migration(migrations.Migration):
         migrations.AddField(
             model_name='bill',
             name='amend_of',
-            field=models.ForeignKey(to='bills.Bill', blank=True, related_name='amends', verbose_name='amend of', null=True),
+            field=models.ForeignKey(to='bills.Bill', blank=True, on_delete=django.db.models.deletion.CASCADE, related_name='amends', verbose_name='amend of', null=True),
         ),
         migrations.AlterField(
             model_name='billcontact',

orchestra/contrib/bills/models.py

@@ -1,7 +1,7 @@
 import datetime
 from dateutil.relativedelta import relativedelta
 
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.core.validators import ValidationError, RegexValidator
 from django.db import models
 from django.db.models import F, Sum
@@ -24,7 +24,7 @@ from . import settings
 
 class BillContact(models.Model):
     account = models.OneToOneField('accounts.Account', verbose_name=_("account"),
-        related_name='billcontact')
+        related_name='billcontact', on_delete=models.CASCADE)
     name = models.CharField(_("name"), max_length=256, blank=True,
         help_text=_("Account full name will be used when left blank."))
     address = models.TextField(_("address"))
@@ -36,13 +36,13 @@ class BillContact(models.Model):
         choices=settings.BILLS_CONTACT_COUNTRIES,
         default=settings.BILLS_CONTACT_DEFAULT_COUNTRY)
     vat = models.CharField(_("VAT number"), max_length=64)
-    
+
     def __str__(self):
         return self.name
-    
+
     def get_name(self):
         return self.name or self.account.get_full_name()
-    
+
     def clean(self):
         self.vat = self.vat.strip()
         self.city = self.city.strip()
@@ -99,12 +99,12 @@ class Bill(models.Model):
         INVOICE: AMENDMENTINVOICE,
         FEE: AMENDMENTFEE,
     }
-    
+
     number = models.CharField(_("number"), max_length=16, unique=True, blank=True)
     account = models.ForeignKey('accounts.Account', verbose_name=_("account"),
-        related_name='%(class)s')
+        related_name='%(class)s', on_delete=models.CASCADE)
     amend_of = models.ForeignKey('self', null=True, blank=True, verbose_name=_("amend of"),
-        related_name='amends')
+        related_name='amends', on_delete=models.SET_NULL)
     type = models.CharField(_("type"), max_length=16, choices=TYPES)
     created_on = models.DateField(_("created on"), auto_now_add=True)
     closed_on = models.DateField(_("closed on"), blank=True, null=True, db_index=True)
@@ -115,37 +115,37 @@ class Bill(models.Model):
 #    total = models.DecimalField(max_digits=12, decimal_places=2, null=True)
     comments = models.TextField(_("comments"), blank=True)
     html = models.TextField(_("HTML"), blank=True)
-    
+
     objects = BillManager()
-    
+
     class Meta:
         get_latest_by = 'id'
-    
+
     def __str__(self):
         return self.number
-    
+
     @classmethod
     def get_class_type(cls):
         if cls is models.DEFERRED:
             cls = cls.__base__
         return cls.__name__.upper()
-    
+
     @cached_property
     def total(self):
         return self.compute_total()
-    
+
     @cached_property
     def seller(self):
         return Account.objects.get_main().billcontact
-    
+
     @cached_property
     def buyer(self):
         return self.account.billcontact
-    
+
     @property
     def has_multiple_pages(self):
         return self.type != self.FEE
-    
+
     @cached_property
     def payment_state(self):
         if self.is_open or self.get_type() == self.PROFORMA:
@@ -192,7 +192,7 @@ class Bill(models.Model):
         elif executed:
             return self.EXECUTED
         return self.BAD_DEBT
-    
+
     def clean(self):
         if self.amend_of_id:
             errors = {}
@@ -206,27 +206,27 @@ class Bill(models.Model):
                 errors['amend_of'] = _("Related invoice is an amendment.")
             if errors:
                 raise ValidationError(errors)
-    
+
     def get_payment_state_display(self):
         value = self.payment_state
         return force_text(dict(self.PAYMENT_STATES).get(value, value))
-    
+
     def get_current_transaction(self):
         return self.transactions.exclude_rejected().first()
-    
+
     def get_type(self):
         return self.type or self.get_class_type()
-    
+
     @property
     def is_amend(self):
         return self.type in self.AMEND_MAP.values()
-    
+
     def get_amend_type(self):
         amend_type = self.AMEND_MAP.get(self.type)
         if amend_type is None:
             raise TypeError("%s has no associated amend type." % self.type)
         return amend_type
-    
+
     def get_number(self):
         cls = type(self)
         if cls is models.DEFERRED:
@@ -250,16 +250,16 @@ class Bill(models.Model):
         zeros = (number_length - len(str(number))) * '0'
         number = zeros + str(number)
         return '{prefix}{year}{number}'.format(prefix=prefix, year=year, number=number)
-    
+
     def get_due_date(self, payment=None):
         now = timezone.now()
         if payment:
             return now + payment.get_due_delta()
         return now + relativedelta(months=1)
-    
+
     def get_absolute_url(self):
         return reverse('admin:bills_bill_view', args=(self.pk,))
-    
+
     def close(self, payment=False):
         if not self.is_open:
             raise TypeError("Bill not in Open state.")
@@ -278,10 +278,10 @@ class Bill(models.Model):
         self.html = self.render(payment=payment)
         self.save()
         return transaction
-    
+
     def get_billing_contact_emails(self):
         return self.account.get_contacts_emails(usages=(Contact.BILLING,))
-    
+
     def send(self):
         pdf = self.as_pdf()
         self.account.send_email(
@@ -298,7 +298,7 @@ class Bill(models.Model):
         )
         self.is_sent = True
         self.save(update_fields=['is_sent'])
-    
+
     def render(self, payment=False, language=None):
         with translation.override(language or self.account.language):
             if payment is False:
@@ -325,22 +325,22 @@ class Bill(models.Model):
             html = bill_template.render(context)
             html = html.replace('-pageskip-', '<pdf:nextpage />')
         return html
-    
+
     def as_pdf(self):
         html = self.html or self.render()
         return html_to_pdf(html, pagination=self.has_multiple_pages)
-    
+
     def updated(self):
         self.updated_on = timezone.now()
         self.save(update_fields=('updated_on',))
-    
+
     def save(self, *args, **kwargs):
         if not self.type:
             self.type = self.get_type()
         if not self.number:
             self.number = self.get_number()
         super(Bill, self).save(*args, **kwargs)
-    
+
     @cached
     def compute_subtotals(self):
         subtotals = {}
@@ -354,21 +354,21 @@ class Bill(models.Model):
         for tax, subtotal in subtotals.items():
             result[tax] = [subtotal, round(tax/100*subtotal, 2)]
         return result
-    
+
     @cached
     def compute_base(self):
         bases = self.lines.annotate(
             bases=F('subtotal') + Sum(Coalesce('sublines__total', 0))
         )
         return round(bases.aggregate(Sum('bases'))['bases__sum'] or 0, 2)
-    
+
     @cached
     def compute_tax(self):
         taxes = self.lines.annotate(
             taxes=(F('subtotal') + Coalesce(Sum('sublines__total'), 0)) * (F('tax')/100)
         )
         return round(taxes.aggregate(Sum('taxes'))['taxes__sum'] or 0, 2)
-    
+
     @cached
     def compute_total(self):
         if 'lines' in getattr(self, '_prefetched_objects_cache', ()):
@@ -416,7 +416,7 @@ class ProForma(Bill):
 
 class BillLine(models.Model):
     """ Base model for bill item representation """
-    bill = models.ForeignKey(Bill, verbose_name=_("bill"), related_name='lines')
+    bill = models.ForeignKey(Bill, verbose_name=_("bill"), related_name='lines', on_delete=models.CASCADE)
     description = models.CharField(_("description"), max_length=256)
     rate = models.DecimalField(_("rate"), blank=True, null=True, max_digits=12, decimal_places=2)
     quantity = models.DecimalField(_("quantity"), blank=True, null=True, max_digits=12,
@@ -434,24 +434,24 @@ class BillLine(models.Model):
     created_on = models.DateField(_("created"), auto_now_add=True)
     # Amendment
     amended_line = models.ForeignKey('self', verbose_name=_("amended line"),
-        related_name='amendment_lines', null=True, blank=True)
+        related_name='amendment_lines', null=True, blank=True, on_delete=models.CASCADE)
-    
+
     class Meta:
         get_latest_by = 'id'
-    
+
     def __str__(self):
         return "#%i" % self.pk if self.pk else self.description
-    
+
     def get_verbose_quantity(self):
         return self.verbose_quantity or self.quantity
-    
+
     def clean(self):
         if not self.verbose_quantity:
             quantity = str(self.quantity)
             # Strip trailing zeros
             if quantity.endswith('0'):
                 self.verbose_quantity = quantity.strip('0').strip('.')
-    
+
     def get_verbose_period(self):
         from django.template.defaultfilters import date
         date_format = "N 'y"
@@ -467,7 +467,7 @@ class BillLine(models.Model):
         if ini == end:
             return ini
         return "{ini} / {end}".format(ini=ini, end=end)
-    
+
     @cached
     def compute_total(self):
         total = self.subtotal or 0
@@ -478,7 +478,7 @@ class BillLine(models.Model):
         else:
             total += self.sublines.aggregate(sub_total=Sum('total'))['sub_total'] or 0
         return round(total, 2)
-    
+
     def get_absolute_url(self):
         return change_url(self)
 
@@ -493,12 +493,12 @@ class BillSubline(models.Model):
         (COMPENSATION, _("Compensation")),
         (OTHER, _("Other")),
     )
-    
+
     # TODO: order info for undoing
-    line = models.ForeignKey(BillLine, verbose_name=_("bill line"), related_name='sublines')
+    line = models.ForeignKey(BillLine, verbose_name=_("bill line"), related_name='sublines', on_delete=models.CASCADE)
     description = models.CharField(_("description"), max_length=256)
     total = models.DecimalField(max_digits=12, decimal_places=2)
     type = models.CharField(_("type"), max_length=16, choices=TYPES, default=OTHER)
-    
+
     def __str__(self):
         return "%s %i" % (self.description, self.total)

orchestra/contrib/contacts/models.py

@@ -29,11 +29,11 @@ class Contact(models.Model):
         ('ADDS', _("Announcements")),
         ('EMERGENCY', _("Emergency contact")),
     )
-    
+
     objects = ContactQuerySet.as_manager()
-    
+
     account = models.ForeignKey('accounts.Account', verbose_name=_("Account"),
-        related_name='contacts', null=True)
+        related_name='contacts', null=True, on_delete=models.SET_NULL)
     short_name = models.CharField(_("short name"), max_length=128)
     full_name = models.CharField(_("full name"), max_length=256, blank=True)
     email = models.EmailField()
@@ -54,10 +54,10 @@ class Contact(models.Model):
     country = models.CharField(_("country"), max_length=20, blank=True,
         choices=settings.CONTACTS_COUNTRIES,
         default=settings.CONTACTS_DEFAULT_COUNTRY)
-    
+
     def __str__(self):
         return self.full_name or self.short_name
-    
+
     def clean(self):
         self.short_name = self.short_name.strip()
         self.full_name = self.full_name.strip()

orchestra/contrib/databases/migrations/0001_initial.py

@@ -3,6 +3,7 @@ from __future__ import unicode_literals
 
 from django.db import models, migrations
 from django.conf import settings
+import django.db.models.deletion
 import orchestra.core.validators
 
 
@@ -19,7 +20,7 @@ class Migration(migrations.Migration):
                 ('id', models.AutoField(serialize=False, primary_key=True, verbose_name='ID', auto_created=True)),
                 ('name', models.CharField(verbose_name='name', max_length=64, validators=[orchestra.core.validators.validate_name])),
                 ('type', models.CharField(default='mysql', choices=[('mysql', 'MySQL'), ('postgres', 'PostgreSQL')], verbose_name='type', max_length=32)),
-                ('account', models.ForeignKey(related_name='databases', verbose_name='Account', to=settings.AUTH_USER_MODEL)),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='databases', verbose_name='Account', to=settings.AUTH_USER_MODEL)),
             ],
         ),
         migrations.CreateModel(
@@ -29,7 +30,7 @@ class Migration(migrations.Migration):
                 ('username', models.CharField(verbose_name='username', max_length=16, validators=[orchestra.core.validators.validate_name])),
                 ('password', models.CharField(verbose_name='password', max_length=256)),
                 ('type', models.CharField(default='mysql', choices=[('mysql', 'MySQL'), ('postgres', 'PostgreSQL')], verbose_name='type', max_length=32)),
-                ('account', models.ForeignKey(related_name='databaseusers', verbose_name='Account', to=settings.AUTH_USER_MODEL)),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='databaseusers', verbose_name='Account', to=settings.AUTH_USER_MODEL)),
             ],
             options={
                 'verbose_name_plural': 'DB users',

orchestra/contrib/databases/migrations/0001_squashed_0004_auto_20210330_1049.py

@@ -0,0 +1,82 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:25
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import orchestra.core.validators
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('databases', '0001_initial'), ('databases', '0002_auto_20170528_2005'), ('databases', '0003_database_comments'), ('databases', '0004_auto_20210330_1049')]
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Database',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=64, validators=[orchestra.core.validators.validate_name], verbose_name='name')),
+                ('type', models.CharField(choices=[('mysql', 'MySQL'), ('postgres', 'PostgreSQL')], default='mysql', max_length=32, verbose_name='type')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='databases', to=settings.AUTH_USER_MODEL, verbose_name='Account')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='DatabaseUser',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('username', models.CharField(max_length=16, validators=[orchestra.core.validators.validate_name], verbose_name='username')),
+                ('password', models.CharField(max_length=256, verbose_name='password')),
+                ('type', models.CharField(choices=[('mysql', 'MySQL'), ('postgres', 'PostgreSQL')], default='mysql', max_length=32, verbose_name='type')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='databaseusers', to=settings.AUTH_USER_MODEL, verbose_name='Account')),
+            ],
+            options={
+                'verbose_name_plural': 'DB users',
+            },
+        ),
+        migrations.AddField(
+            model_name='database',
+            name='users',
+            field=models.ManyToManyField(blank=True, related_name='databases', to='databases.DatabaseUser', verbose_name='users'),
+        ),
+        migrations.AlterUniqueTogether(
+            name='databaseuser',
+            unique_together=set([('username', 'type')]),
+        ),
+        migrations.AlterUniqueTogether(
+            name='database',
+            unique_together=set([('name', 'type')]),
+        ),
+        migrations.AlterField(
+            model_name='database',
+            name='type',
+            field=models.CharField(choices=[('mysql', 'MySQL')], default='mysql', max_length=32, verbose_name='type'),
+        ),
+        migrations.AlterField(
+            model_name='databaseuser',
+            name='type',
+            field=models.CharField(choices=[('mysql', 'MySQL')], default='mysql', max_length=32, verbose_name='type'),
+        ),
+        migrations.AddField(
+            model_name='database',
+            name='comments',
+            field=models.TextField(blank=True, default=''),
+        ),
+        migrations.AlterField(
+            model_name='database',
+            name='type',
+            field=models.CharField(choices=[('mysql', 'MySQL'), ('postgres', 'PostgreSQL')], default='mysql', max_length=32, verbose_name='type'),
+        ),
+        migrations.AlterField(
+            model_name='databaseuser',
+            name='type',
+            field=models.CharField(choices=[('mysql', 'MySQL'), ('postgres', 'PostgreSQL')], default='mysql', max_length=32, verbose_name='type'),
+        ),
+    ]

orchestra/contrib/databases/migrations/0004_auto_20210330_1049.py

@@ -0,0 +1,30 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-03-30 10:49
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('databases', '0003_database_comments'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='database',
+            name='comments',
+            field=models.TextField(blank=True, default=''),
+        ),
+        migrations.AlterField(
+            model_name='database',
+            name='type',
+            field=models.CharField(choices=[('mysql', 'MySQL'), ('postgres', 'PostgreSQL')], default='mysql', max_length=32, verbose_name='type'),
+        ),
+        migrations.AlterField(
+            model_name='databaseuser',
+            name='type',
+            field=models.CharField(choices=[('mysql', 'MySQL'), ('postgres', 'PostgreSQL')], default='mysql', max_length=32, verbose_name='type'),
+        ),
+    ]

orchestra/contrib/databases/models.py

@@ -12,7 +12,7 @@ class Database(models.Model):
     """ Represents a basic database for a web application """
     MYSQL = 'mysql'
     POSTGRESQL = 'postgresql'
-    
+
     name = models.CharField(_("name"), max_length=64, # MySQL limit
             validators=[validators.validate_name])
     users = models.ManyToManyField('databases.DatabaseUser', blank=True,
@@ -20,16 +20,16 @@ class Database(models.Model):
     type = models.CharField(_("type"), max_length=32,
             choices=settings.DATABASES_TYPE_CHOICES,
             default=settings.DATABASES_DEFAULT_TYPE)
-    account = models.ForeignKey('accounts.Account', verbose_name=_("Account"),
+    account = models.ForeignKey('accounts.Account', on_delete=models.CASCADE,
-            related_name='databases')
+            verbose_name=_("Account"),  related_name='databases')
     comments = models.TextField(default="", blank=True)
-    
+
     class Meta:
         unique_together = ('name', 'type')
-    
+
     def __str__(self):
         return "%s" % self.name
-    
+
     @property
     def owner(self):
         """ database owner is the first user related to it """
@@ -39,7 +39,7 @@ class Database(models.Model):
         if user is not None:
             return user.databaseuser
         return None
-    
+
     @property
     def active(self):
         return self.account.is_active
@@ -53,26 +53,26 @@ Database.users.through._meta.unique_together = (
 class DatabaseUser(models.Model):
     MYSQL = Database.MYSQL
     POSTGRESQL = Database.POSTGRESQL
-    
+
     username = models.CharField(_("username"), max_length=16, # MySQL usernames 16 char long
             validators=[validators.validate_name])
     password = models.CharField(_("password"), max_length=256)
     type = models.CharField(_("type"), max_length=32,
             choices=settings.DATABASES_TYPE_CHOICES,
             default=settings.DATABASES_DEFAULT_TYPE)
-    account = models.ForeignKey('accounts.Account', verbose_name=_("Account"),
+    account = models.ForeignKey('accounts.Account', on_delete=models.CASCADE,
-            related_name='databaseusers')
+            verbose_name=_("Account"), related_name='databaseusers')
-    
+
     class Meta:
         verbose_name_plural = _("DB users")
         unique_together = ('username', 'type')
-    
+
     def __str__(self):
         return self.username
-    
+
     def get_username(self):
         return self.username
-    
+
     def set_password(self, password):
         if self.type == self.MYSQL:
             # MySQL stores sha1(sha1(password).binary).hex

orchestra/contrib/databases/tests/functional_tests/tests.py

@@ -1,22 +1,24 @@
-import MySQLdb
 import os
 import socket
 import time
+import unittest
 
+import MySQLdb
 from django.conf import settings as djsettings
 from django.core.management.base import CommandError
-from django.core.urlresolvers import reverse
+from django.urls import reverse
-from selenium.webdriver.support.select import Select
-
 from orchestra.admin.utils import change_url
-from orchestra.contrib.orchestration.models import Server, Route
+from orchestra.contrib.orchestration.models import Route, Server
 from orchestra.utils.sys import sshrun
-from orchestra.utils.tests import (BaseLiveServerTestCase, random_ascii, save_response_on_error,
+from orchestra.utils.tests import (BaseLiveServerTestCase, random_ascii,
-        snapshot_on_error)
+                                   save_response_on_error, snapshot_on_error)
+from selenium.webdriver.support.select import Select
 
 from ... import backends, settings
 from ...models import Database, DatabaseUser
 
+TEST_REST_API = int(os.getenv('TEST_REST_API', '0'))
+
 
 class DatabaseTestMixin(object):
     MASTER_SERVER = os.environ.get('ORCHESTRA_SECOND_SERVER', 'localhost')
@@ -24,40 +26,40 @@ class DatabaseTestMixin(object):
         'orchestra.contrib.orchestration',
         'orcgestra.apps.databases',
     )
-    
+
     def setUp(self):
         super(DatabaseTestMixin, self).setUp()
         self.add_route()
         djsettings.DEBUG = True
-    
+
     def add_route(self):
         raise NotImplementedError
-    
+
     def save(self):
         raise NotImplementedError
-    
+
     def add(self):
         raise NotImplementedError
-    
+
     def delete(self):
         raise NotImplementedError
-    
+
     def update(self):
         raise NotImplementedError
-    
+
     def disable(self):
         raise NotImplementedError
-    
+
     def add_group(self, username, groupname):
         raise NotImplementedError
-    
+
     def test_add(self):
         dbname = '%s_database' % random_ascii(5)
         username = '%s_dbuser' % random_ascii(5)
         password = '@!?%spppP001' % random_ascii(5)
         self.add(dbname, username, password)
         self.validate_create_table(dbname, username, password)
-    
+
     def test_delete(self):
         dbname = '%s_database' % random_ascii(5)
         username = '%s_dbuser' % random_ascii(5)
@@ -68,7 +70,7 @@ class DatabaseTestMixin(object):
         self.delete_user(username)
         self.validate_delete(dbname, username, password)
         self.validate_delete_user(dbname, username)
-    
+
     def test_change_password(self):
         dbname = '%s_database' % random_ascii(5)
         username = '%s_dbuser' % random_ascii(5)
@@ -81,7 +83,7 @@ class DatabaseTestMixin(object):
         self.change_password(username, new_password)
         self.validate_login_error(dbname, username, password)
         self.validate_create_table(dbname, username, new_password)
-    
+
     def test_add_user(self):
         dbname = '%s_database' % random_ascii(5)
         username = '%s_dbuser' % random_ascii(5)
@@ -98,7 +100,7 @@ class DatabaseTestMixin(object):
         self.add_user_to_db(username2, dbname)
         self.validate_create_table(dbname, username, password)
         self.validate_create_table(dbname, username2, password2)
-    
+
     def test_delete_user(self):
         dbname = '%s_database' % random_ascii(5)
         username = '%s_dbuser' % random_ascii(5)
@@ -117,7 +119,7 @@ class DatabaseTestMixin(object):
         self.delete_user(username2)
         self.validate_login_error(dbname, username2, password2)
         self.validate_delete_user(username2, password2)
-    
+
     def test_swap_user(self):
         dbname = '%s_database' % random_ascii(5)
         username = '%s_dbuser' % random_ascii(5)
@@ -137,7 +139,7 @@ class DatabaseTestMixin(object):
 
 class MySQLControllerMixin(object):
     db_type = 'mysql'
-    
+
     def setUp(self):
         super(MySQLControllerMixin, self).setUp()
         # Get local ip address used to reach self.MASTER_SERVER
@@ -145,7 +147,7 @@ class MySQLControllerMixin(object):
         s.connect((self.MASTER_SERVER, 22))
         settings.DATABASES_DEFAULT_HOST = s.getsockname()[0]
         s.close()
-    
+
     def add_route(self):
         server = Server.objects.create(name=self.MASTER_SERVER)
         backend = backends.MySQLController.get_name()
@@ -154,22 +156,22 @@ class MySQLControllerMixin(object):
         match = "databaseuser.type == '%s'" % self.db_type
         backend = backends.MySQLUserController.get_name()
         Route.objects.create(backend=backend, match=match, host=server)
-    
+
     def validate_create_table(self, name, username, password):
         db = MySQLdb.connect(host=self.MASTER_SERVER, port=3306, user=username, passwd=password, db=name)
         cur = db.cursor()
         cur.execute('CREATE TABLE table_%s ( id INT ) ;' % random_ascii(10))
-    
+
     def validate_login_error(self, dbname, username, password):
         self.assertRaises(MySQLdb.OperationalError,
             self.validate_create_table, dbname, username, password
         )
-    
+
     def validate_delete(self, dbname, username, password):
         self.validate_login_error(dbname, username, password)
         self.assertRaises(CommandError,
             sshrun, self.MASTER_SERVER, 'mysql %s' % dbname, display=False)
-    
+
     def validate_delete_user(self, name, username):
         context = {
             'name': name,
@@ -181,11 +183,12 @@ class MySQLControllerMixin(object):
             """mysql mysql -e 'SELECT * FROM user WHERE user="%(username)s";'""" % context, display=False).stdout)
 
 
+@unittest.skipUnless(TEST_REST_API, "REST API tests")
 class RESTDatabaseMixin(DatabaseTestMixin):
     def setUp(self):
         super(RESTDatabaseMixin, self).setUp()
         self.rest_login()
-    
+
     @save_response_on_error
     def add(self, dbname, username, password):
         user = self.rest.databaseusers.create(username=username, password=password, type=self.db_type)
@@ -193,31 +196,31 @@ class RESTDatabaseMixin(DatabaseTestMixin):
             'username': user.username
         }]
         self.rest.databases.create(name=dbname, users=users, type=self.db_type)
-    
+
     @save_response_on_error
     def delete(self, dbname):
         self.rest.databases.retrieve(name=dbname).delete()
-    
+
     @save_response_on_error
     def change_password(self, username, password):
         user = self.rest.databaseusers.retrieve(username=username).get()
         user.set_password(password)
-    
+
     @save_response_on_error
     def add_user(self, username, password):
         self.rest.databaseusers.create(username=username, password=password, type=self.db_type)
-    
+
     @save_response_on_error
     def add_user_to_db(self, username, dbname):
         user = self.rest.databaseusers.retrieve(username=username).get()
         db = self.rest.databases.retrieve(name=dbname).get()
         db.users.append(user)
         db.save()
-    
+
     @save_response_on_error
     def delete_user(self, username):
         self.rest.databaseusers.retrieve(username=username).delete()
-    
+
     @save_response_on_error
     def swap_user(self, username, username2, dbname):
         user = self.rest.databaseusers.retrieve(username=username2).get()
@@ -231,84 +234,84 @@ class AdminDatabaseMixin(DatabaseTestMixin):
     def setUp(self):
         super(AdminDatabaseMixin, self).setUp()
         self.admin_login()
-    
+
     @snapshot_on_error
     def add(self, dbname, username, password):
         url = self.live_server_url + reverse('admin:databases_database_add')
         self.selenium.get(url)
-        
+
         type_input = self.selenium.find_element_by_id('id_type')
         type_select = Select(type_input)
         type_select.select_by_value(self.db_type)
-        
+
         name_field = self.selenium.find_element_by_id('id_name')
         name_field.send_keys(dbname)
-        
+
         username_field = self.selenium.find_element_by_id('id_username')
         username_field.send_keys(username)
-        
+
         password_field = self.selenium.find_element_by_id('id_password1')
         password_field.send_keys(password)
         password_field = self.selenium.find_element_by_id('id_password2')
         password_field.send_keys(password)
-        
+
         name_field.submit()
         self.assertNotEqual(url, self.selenium.current_url)
-    
+
     @snapshot_on_error
     def delete(self, dbname):
         db = Database.objects.get(name=dbname)
         self.admin_delete(db)
-    
+
     @snapshot_on_error
     def change_password(self, username, password):
         user = DatabaseUser.objects.get(username=username)
         self.admin_change_password(user, password)
-    
+
     @snapshot_on_error
     def add_user(self, username, password):
         url = self.live_server_url + reverse('admin:databases_databaseuser_add')
         self.selenium.get(url)
-        
+
         type_input = self.selenium.find_element_by_id('id_type')
         type_select = Select(type_input)
         type_select.select_by_value(self.db_type)
-        
+
         username_field = self.selenium.find_element_by_id('id_username')
         username_field.send_keys(username)
-        
+
         password_field = self.selenium.find_element_by_id('id_password1')
         password_field.send_keys(password)
         password_field = self.selenium.find_element_by_id('id_password2')
         password_field.send_keys(password)
-        
+
         username_field.submit()
         self.assertNotEqual(url, self.selenium.current_url)
-    
+
     @snapshot_on_error
     def add_user_to_db(self, username, dbname):
         database = Database.objects.get(name=dbname, type=self.db_type)
         url = self.live_server_url + change_url(database)
         self.selenium.get(url)
-        
+
         user = DatabaseUser.objects.get(username=username, type=self.db_type)
         users_from = self.selenium.find_element_by_id('id_users_from')
         users_select = Select(users_from)
         users_select.select_by_value(str(user.pk))
-        
+
         add_user = self.selenium.find_element_by_id('id_users_add_link')
         add_user.click()
-        
+
         save = self.selenium.find_element_by_name('_save')
         save.submit()
         self.assertNotEqual(url, self.selenium.current_url)
-    
+
     @snapshot_on_error
     def swap_user(self, username, username2, dbname):
         database = Database.objects.get(name=dbname, type=self.db_type)
         url = self.live_server_url + change_url(database)
         self.selenium.get(url)
-        
+
         # remove user "username"
         user = DatabaseUser.objects.get(username=username, type=self.db_type)
         users_to = self.selenium.find_element_by_id('id_users_to')
@@ -317,7 +320,7 @@ class AdminDatabaseMixin(DatabaseTestMixin):
         remove_user = self.selenium.find_element_by_id('id_users_remove_link')
         remove_user.click()
         time.sleep(0.2)
-        
+
         # add user "username2"
         user = DatabaseUser.objects.get(username=username2, type=self.db_type)
         users_from = self.selenium.find_element_by_id('id_users_from')
@@ -326,11 +329,11 @@ class AdminDatabaseMixin(DatabaseTestMixin):
         add_user = self.selenium.find_element_by_id('id_users_add_link')
         add_user.click()
         time.sleep(0.2)
-        
+
         save = self.selenium.find_element_by_name('_save')
         save.submit()
         self.assertNotEqual(url, self.selenium.current_url)
-    
+
     @snapshot_on_error
     def delete_user(self, username):
         user = DatabaseUser.objects.get(username=username)

orchestra/contrib/domains/admin.py

@@ -1,5 +1,5 @@
 from django.contrib import admin
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db import models
 from django.db.models.functions import Concat, Coalesce
 from django.templatetags.static import static
@@ -32,18 +32,18 @@ class DomainInline(admin.TabularInline):
     readonly_fields = ('domain_link', 'display_records', 'account_link')
     extra = 0
     verbose_name_plural = _("Subdomains")
-    
+
     domain_link = admin_link('__str__')
     domain_link.short_description = _("Name")
     account_link = admin_link('account')
-    
+
     def display_records(self, domain):
         return ', '.join([record.type for record in domain.records.all()])
     display_records.short_description = _("Declared records")
-    
+
     def has_add_permission(self, *args, **kwargs):
         return False
-    
+
     def get_queryset(self, request):
         """ Order by structured name and imporve performance """
         qs = super(DomainInline, self).get_queryset(request)
@@ -66,9 +66,9 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
     add_form = BatchDomainCreationAdminForm
     actions = (edit_records, set_soa, list_accounts)
     change_view_actions = (view_zone, edit_records)
-    
+
     top_link = admin_link('top')
-    
+
     def structured_name(self, domain):
         if domain.is_top:
             return domain.name
@@ -76,13 +76,13 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
     structured_name.short_description = _("name")
     structured_name.allow_tags = True
     structured_name.admin_order_field = 'structured_name'
-    
+
     def display_is_top(self, domain):
         return domain.is_top
     display_is_top.short_description = _("Is top")
     display_is_top.boolean = True
     display_is_top.admin_order_field = 'top'
-    
+
     def display_websites(self, domain):
         if apps.isinstalled('orchestra.contrib.websites'):
             websites = domain.websites.all()
@@ -107,7 +107,7 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
     display_websites.admin_order_field = 'websites__name'
     display_websites.short_description = _("Websites")
     display_websites.allow_tags = True
-    
+
     def display_addresses(self, domain):
         if apps.isinstalled('orchestra.contrib.mailboxes'):
             add_url = reverse('admin:mailboxes_address_add')
@@ -127,7 +127,7 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
     display_addresses.short_description = _("Addresses")
     display_addresses.admin_order_field = 'addresses__count'
     display_addresses.allow_tags = True
-    
+
     def implicit_records(self, domain):
         defaults = []
         types = set(domain.records.values_list('type', flat=True))
@@ -149,7 +149,7 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
         return '<br>'.join(lines)
     implicit_records.short_description = _("Implicit records")
     implicit_records.allow_tags = True
-    
+
     def get_fieldsets(self, request, obj=None):
         """ Add SOA fields when domain is top """
         fieldsets = super(DomainAdmin, self).get_fieldsets(request, obj)
@@ -175,13 +175,13 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
                 if 'top_link' not in existing:
                     fieldsets[0][1]['fields'].insert(2, 'top_link')
         return fieldsets
-    
+
     def get_inline_instances(self, request, obj=None):
         inlines = super(DomainAdmin, self).get_inline_instances(request, obj)
         if not obj or not obj.is_top:
             return [inline for inline in inlines if type(inline) != DomainInline]
         return inlines
-    
+
     def get_queryset(self, request):
         """ Order by structured name and imporve performance """
         qs = super(DomainAdmin, self).get_queryset(request)
@@ -196,7 +196,7 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
         if apps.isinstalled('orchestra.contrib.mailboxes'):
             qs = qs.annotate(models.Count('addresses'))
         return qs
-    
+
     def save_model(self, request, obj, form, change):
         """ batch domain creation support """
         super(DomainAdmin, self).save_model(request, obj, form, change)
@@ -205,7 +205,7 @@ class DomainAdmin(AccountAdminMixin, ExtendedModelAdmin):
             for name in form.extra_names:
                 domain = Domain.objects.create(name=name, account_id=obj.account_id)
                 self.extra_domains.append(domain)
-    
+
     def save_related(self, request, form, formsets, change):
         """ batch domain creation support """
         super(DomainAdmin, self).save_related(request, form, formsets, change)

orchestra/contrib/domains/migrations/0001_initial.py

@@ -2,6 +2,7 @@
 from __future__ import unicode_literals
 
 from django.db import models, migrations
+import django.db.models.deletion
 import orchestra.contrib.domains.utils
 import orchestra.contrib.domains.validators
 from django.conf import settings
@@ -20,8 +21,8 @@ class Migration(migrations.Migration):
                 ('id', models.AutoField(serialize=False, primary_key=True, auto_created=True, verbose_name='ID')),
                 ('name', models.CharField(unique=True, max_length=256, validators=[orchestra.contrib.domains.validators.validate_domain_name, orchestra.contrib.domains.validators.validate_allowed_domain], verbose_name='name', help_text='Domain or subdomain name.')),
                 ('serial', models.IntegerField(default=orchestra.contrib.domains.utils.generate_zone_serial, verbose_name='serial', help_text='Serial number')),
-                ('account', models.ForeignKey(related_name='domains', help_text='Automatically selected for subdomains.', to=settings.AUTH_USER_MODEL, verbose_name='Account', blank=True)),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='domains', help_text='Automatically selected for subdomains.', to=settings.AUTH_USER_MODEL, verbose_name='Account', blank=True)),
-                ('top', models.ForeignKey(null=True, to='domains.Domain', editable=False, related_name='subdomain_set')),
+                ('top', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, null=True, to='domains.Domain', editable=False, related_name='subdomain_set')),
             ],
         ),
         migrations.CreateModel(
@@ -31,7 +32,7 @@ class Migration(migrations.Migration):
                 ('ttl', models.CharField(help_text='Record TTL, defaults to 1h', max_length=8, validators=[orchestra.contrib.domains.validators.validate_zone_interval], verbose_name='TTL', blank=True)),
                 ('type', models.CharField(max_length=32, verbose_name='type', choices=[('MX', 'MX'), ('NS', 'NS'), ('CNAME', 'CNAME'), ('A', 'A (IPv4 address)'), ('AAAA', 'AAAA (IPv6 address)'), ('SRV', 'SRV'), ('TXT', 'TXT'), ('SOA', 'SOA')])),
                 ('value', models.CharField(max_length=256, verbose_name='value')),
-                ('domain', models.ForeignKey(related_name='records', to='domains.Domain', verbose_name='domain')),
+                ('domain', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='records', to='domains.Domain', verbose_name='domain')),
             ],
         ),
     ]

orchestra/contrib/domains/migrations/0001_squashed_0010_auto_20210330_1049.py

@@ -0,0 +1,83 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:27
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import orchestra.contrib.domains.utils
+import orchestra.contrib.domains.validators
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('domains', '0001_initial'), ('domains', '0002_auto_20150715_1017'), ('domains', '0003_auto_20150720_1121'), ('domains', '0004_auto_20150720_1121'), ('domains', '0005_auto_20160219_1034'), ('domains', '0006_auto_20170528_2011'), ('domains', '0007_auto_20190805_1134'), ('domains', '0008_domain_dns2136_address_match_list'), ('domains', '0009_auto_20200204_1217'), ('domains', '0010_auto_20210330_1049')]
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Domain',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(help_text='Domain or subdomain name.', max_length=256, unique=True, validators=[orchestra.contrib.domains.validators.validate_domain_name, orchestra.contrib.domains.validators.validate_allowed_domain], verbose_name='name')),
+                ('serial', models.IntegerField(default=orchestra.contrib.domains.utils.generate_zone_serial, help_text='Serial number', verbose_name='serial')),
+                ('account', models.ForeignKey(blank=True, help_text='Automatically selected for subdomains.', on_delete=django.db.models.deletion.CASCADE, related_name='domains', to=settings.AUTH_USER_MODEL, verbose_name='Account')),
+                ('top', models.ForeignKey(editable=False, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='subdomain_set', to='domains.Domain')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Record',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('ttl', models.CharField(blank=True, help_text='Record TTL, defaults to 1h', max_length=8, validators=[orchestra.contrib.domains.validators.validate_zone_interval], verbose_name='TTL')),
+                ('type', models.CharField(choices=[('MX', 'MX'), ('NS', 'NS'), ('CNAME', 'CNAME'), ('A', 'A (IPv4 address)'), ('AAAA', 'AAAA (IPv6 address)'), ('SRV', 'SRV'), ('TXT', 'TXT'), ('SPF', 'SPF')], max_length=32, verbose_name='type')),
+                ('value', models.CharField(help_text='MX, NS and CNAME records sould end with a dot.', max_length=1024, verbose_name='value')),
+                ('domain', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='records', to='domains.Domain', verbose_name='domain')),
+            ],
+        ),
+        migrations.AlterField(
+            model_name='domain',
+            name='serial',
+            field=models.IntegerField(default=orchestra.contrib.domains.utils.generate_zone_serial, editable=False, help_text='A revision number that changes whenever this domain is updated.', verbose_name='serial'),
+        ),
+        migrations.AddField(
+            model_name='domain',
+            name='expire',
+            field=models.CharField(blank=True, help_text='The time that a secondary server will keep trying to complete a zone transfer. If this time expires prior to a successful zone transfer, the secondary server will expire its zone file. This means the secondary will stop answering queries. The default value is <tt>4w</tt>.', max_length=16, validators=[orchestra.contrib.domains.validators.validate_zone_interval], verbose_name='expire'),
+        ),
+        migrations.AddField(
+            model_name='domain',
+            name='min_ttl',
+            field=models.CharField(blank=True, help_text='The minimum time-to-live value applies to all resource records in the zone file. This value is supplied in query responses to inform other servers how long they should keep the data in cache. The default value is <tt>1h</tt>.', max_length=16, validators=[orchestra.contrib.domains.validators.validate_zone_interval], verbose_name='min TTL'),
+        ),
+        migrations.AddField(
+            model_name='domain',
+            name='refresh',
+            field=models.CharField(blank=True, help_text="The time a secondary DNS server waits before querying the primary DNS server's SOA record to check for changes. When the refresh time expires, the secondary DNS server requests a copy of the current SOA record from the primary. The primary DNS server complies with this request. The secondary DNS server compares the serial number of the primary DNS server's current SOA record and the serial number in it's own SOA record. If they are different, the secondary DNS server will request a zone transfer from the primary DNS server. The default value is <tt>1d</tt>.", max_length=16, validators=[orchestra.contrib.domains.validators.validate_zone_interval], verbose_name='refresh'),
+        ),
+        migrations.AddField(
+            model_name='domain',
+            name='retry',
+            field=models.CharField(blank=True, help_text='The time a secondary server waits before retrying a failed zone transfer. Normally, the retry time is less than the refresh time. The default value is <tt>2h</tt>.', max_length=16, validators=[orchestra.contrib.domains.validators.validate_zone_interval], verbose_name='retry'),
+        ),
+        migrations.AlterField(
+            model_name='domain',
+            name='name',
+            field=models.CharField(db_index=True, help_text='Domain or subdomain name.', max_length=256, unique=True, validators=[orchestra.contrib.domains.validators.validate_domain_name, orchestra.contrib.domains.validators.validate_allowed_domain], verbose_name='name'),
+        ),
+        migrations.AlterField(
+            model_name='domain',
+            name='top',
+            field=models.ForeignKey(editable=False, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='subdomain_set', to='domains.Domain', verbose_name='top domain'),
+        ),
+        migrations.AddField(
+            model_name='domain',
+            name='dns2136_address_match_list',
+            field=models.CharField(blank=True, default='key pangea.key;', help_text="A bind-9 'address_match_list' that will be granted permission to perform dns2136 updates. Chiefly used to enable Let's Encrypt self-service validation.", max_length=80),
+        ),
+    ]

orchestra/contrib/domains/migrations/0005_auto_20160219_1034.py

@@ -2,6 +2,7 @@
 from __future__ import unicode_literals
 
 from django.db import migrations, models
+import django.db.models.deletion
 import orchestra.contrib.domains.validators
 
 
@@ -20,7 +21,7 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='domain',
             name='top',
-            field=models.ForeignKey(editable=False, verbose_name='top domain', related_name='subdomain_set', to='domains.Domain', null=True),
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, editable=False, verbose_name='top domain', related_name='subdomain_set', to='domains.Domain', null=True),
         ),
         migrations.AlterField(
             model_name='record',

orchestra/contrib/domains/migrations/0010_auto_20210330_1049.py

@@ -0,0 +1,26 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-03-30 10:49
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import orchestra.contrib.domains.validators
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('domains', '0009_auto_20200204_1217'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='domain',
+            name='min_ttl',
+            field=models.CharField(blank=True, help_text='The minimum time-to-live value applies to all resource records in the zone file. This value is supplied in query responses to inform other servers how long they should keep the data in cache. The default value is <tt>1h</tt>.', max_length=16, validators=[orchestra.contrib.domains.validators.validate_zone_interval], verbose_name='min TTL'),
+        ),
+        migrations.AlterField(
+            model_name='record',
+            name='ttl',
+            field=models.CharField(blank=True, help_text='Record TTL, defaults to 1h', max_length=8, validators=[orchestra.contrib.domains.validators.validate_zone_interval], verbose_name='TTL'),
+        ),
+    ]

orchestra/contrib/domains/models.py

@@ -31,9 +31,9 @@ class Domain(models.Model):
             validators.validate_allowed_domain
         ])
     account = models.ForeignKey('accounts.Account', verbose_name=_("Account"), blank=True,
-        related_name='domains', help_text=_("Automatically selected for subdomains."))
+        related_name='domains', on_delete=models.CASCADE, help_text=_("Automatically selected for subdomains."))
     top = models.ForeignKey('domains.Domain', null=True, related_name='subdomain_set',
-        editable=False, verbose_name=_("top domain"))
+        editable=False, verbose_name=_("top domain"), on_delete=models.CASCADE)
     serial = models.IntegerField(_("serial"), default=utils.generate_zone_serial, editable=False,
         help_text=_("A revision number that changes whenever this domain is updated."))
     refresh = models.CharField(_("refresh"), max_length=16, blank=True,
@@ -69,16 +69,16 @@ class Domain(models.Model):
         blank=True,
         help_text="A bind-9 'address_match_list' that will be granted permission to perform "
                   "dns2136 updates. Chiefly used to enable Let's Encrypt self-service validation.")
-    
+
     objects = DomainQuerySet.as_manager()
-    
+
     def __str__(self):
         return self.name
-    
+
     @property
     def origin(self):
         return self.top or self
-    
+
     @property
     def is_top(self):
         # don't cache, don't replace by top_id
@@ -86,14 +86,14 @@ class Domain(models.Model):
             return not bool(self.top)
         except Domain.DoesNotExist:
             return False
-    
+
     @property
     def subdomains(self):
         return Domain.objects.filter(name__regex='\.%s$' % self.name)
-    
+
     def clean(self):
         self.name = self.name.lower()
-    
+
     def save(self, *args, **kwargs):
         """ create top relation """
         update = False
@@ -110,7 +110,7 @@ class Domain(models.Model):
                 # queryset.update() is not used because we want to trigger backend to delete ex-topdomains
                 domain.top = self
                 domain.save(update_fields=('top',))
-    
+
     def get_description(self):
         if self.is_top:
             num = self.subdomains.count()
@@ -119,21 +119,21 @@ class Domain(models.Model):
                 _("top domain with %d subdomains") % num,
                 num)
         return _("subdomain")
-    
+
     def get_absolute_url(self):
         return 'http://%s' % self.name
-    
+
     def get_declared_records(self):
         """ proxy method, needed for input validation, see helpers.domain_for_validation """
         return self.records.all()
-    
+
     def get_subdomains(self):
         """ proxy method, needed for input validation, see helpers.domain_for_validation """
         return self.origin.subdomain_set.all().prefetch_related('records')
-    
+
     def get_parent(self, top=False):
         return type(self).objects.get_parent(self.name, top=top)
-    
+
     def render_zone(self):
         origin = self.origin
         zone = origin.render_records()
@@ -147,7 +147,7 @@ class Domain(models.Model):
         for subdomain in sorted(tail, key=lambda x: len(x.name), reverse=True):
             zone += subdomain.render_records()
         return zone.strip()
-    
+
     def refresh_serial(self):
         """ Increases the domain serial number by one """
         serial = utils.generate_zone_serial()
@@ -159,7 +159,7 @@ class Domain(models.Model):
             serial = int(serial)
         self.serial = serial
         self.save(update_fields=('serial',))
-    
+
     def get_default_soa(self):
         return ' '.join([
             "%s." % settings.DOMAINS_DEFAULT_NAME_SERVER,
@@ -170,7 +170,7 @@ class Domain(models.Model):
             self.expire or settings.DOMAINS_DEFAULT_EXPIRE,
             self.min_ttl or settings.DOMAINS_DEFAULT_MIN_TTL,
         ])
-    
+
     def get_default_records(self):
         defaults = []
         if self.is_top:
@@ -202,7 +202,7 @@ class Domain(models.Model):
                 value=default_aaaa
             ))
         return defaults
-    
+
     def record_is_implicit(self, record, types):
         if record.type not in types:
             if record.type is Record.NS:
@@ -221,7 +221,7 @@ class Domain(models.Model):
                     elif not has_a and not has_aaaa:
                         return True
         return False
-    
+
     def get_records(self):
         types = set()
         records = utils.RecordStorage()
@@ -249,7 +249,7 @@ class Domain(models.Model):
                 else:
                     records.append(record)
         return records
-    
+
     def render_records(self):
         result = ''
         for record in self.get_records():
@@ -273,7 +273,7 @@ class Domain(models.Model):
                 value=record.value
             )
         return result
-    
+
     def has_default_mx(self):
         records = self.get_records()
         for record in records.by_type('MX'):
@@ -294,7 +294,7 @@ class Record(models.Model):
     TXT = 'TXT'
     SPF = 'SPF'
     SOA = 'SOA'
-    
+
     TYPE_CHOICES = (
         (MX, "MX"),
         (NS, "NS"),
@@ -305,7 +305,7 @@ class Record(models.Model):
         (TXT, "TXT"),
         (SPF, "SPF"),
     )
-    
+
     VALIDATORS = {
         MX: (validators.validate_mx_record,),
         NS: (validators.validate_zone_label,),
@@ -317,8 +317,8 @@ class Record(models.Model):
         SRV: (validators.validate_srv_record,),
         SOA: (validators.validate_soa_record,),
     }
-    
+
-    domain = models.ForeignKey(Domain, verbose_name=_("domain"), related_name='records')
+    domain = models.ForeignKey(Domain, verbose_name=_("domain"), related_name='records', on_delete=models.CASCADE)
     ttl = models.CharField(_("TTL"), max_length=8, blank=True,
         help_text=_("Record TTL, defaults to %s") % settings.DOMAINS_DEFAULT_TTL,
         validators=[validators.validate_zone_interval])
@@ -326,10 +326,10 @@ class Record(models.Model):
     # max_length bumped from 256 to 1024 (arbitrary) on August 2019.
     value = models.CharField(_("value"), max_length=1024,
         help_text=_("MX, NS and CNAME records sould end with a dot."))
-    
+
     def __str__(self):
         return "%s %s IN %s %s" % (self.domain, self.get_ttl(), self.type, self.value)
-    
+
     def clean(self):
         """ validates record value based on its type """
         # validate value
@@ -343,6 +343,6 @@ class Record(models.Model):
                     raise ValidationError({
                         'value': error,
                     })
-    
+
     def get_ttl(self):
         return self.ttl or settings.DOMAINS_DEFAULT_TTL

orchestra/contrib/domains/tests/functional_tests/tests.py

@@ -4,7 +4,7 @@ import socket
 from functools import partial
 
 from django.conf import settings as djsettings
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from selenium.webdriver.support.select import Select
 
 from orchestra.contrib.orchestration.models import Server, Route
@@ -23,7 +23,7 @@ class DomainTestMixin(object):
     SLAVE_SERVER = os.environ.get('ORCHESTRA_SLAVE_SERVER', 'localhost')
     MASTER_SERVER_ADDR = socket.gethostbyname(MASTER_SERVER)
     SLAVE_SERVER_ADDR = socket.gethostbyname(SLAVE_SERVER)
-    
+
     def setUp(self):
         djsettings.DEBUG = True
         super(DomainTestMixin, self).setUp()
@@ -53,19 +53,19 @@ class DomainTestMixin(object):
             (Record.CNAME, 'external.server.org.'),
         )
         self.django_domain_name = 'django%s.lan' % random_ascii(10)
-    
+
     def add_route(self):
         raise NotImplementedError
-    
+
     def add(self, domain_name, records):
         raise NotImplementedError
-    
+
     def delete(self, domain_name, records):
         raise NotImplementedError
-    
+
     def update(self, domain_name, records):
         raise NotImplementedError
-    
+
     def validate_add(self, server_addr, domain_name):
         context = {
             'domain_name': domain_name,
@@ -81,7 +81,7 @@ class DomainTestMixin(object):
         self.assertEqual('%s.' % settings.DOMAINS_DEFAULT_NAME_SERVER, soa[4])
         hostmaster = utils.format_hostmaster(settings.DOMAINS_DEFAULT_HOSTMASTER)
         self.assertEqual(hostmaster, soa[5])
-        
+
         dig_ns = 'dig @%(server_addr)s %(domain_name)s NS|grep "\sNS\s"'
         name_servers = run(dig_ns % context).stdout
         # testdomain.org. 3600 IN NS ns1.orchestra.lan.
@@ -95,7 +95,7 @@ class DomainTestMixin(object):
             self.assertEqual('IN', ns[2])
             self.assertEqual('NS', ns[3])
             self.assertIn(ns[4], ns_records)
-        
+
         dig_mx = 'dig @%(server_addr)s %(domain_name)s MX|grep "\sMX\s"'
         mail_servers = run(dig_mx % context).stdout
         for mx in mail_servers.splitlines():
@@ -107,7 +107,7 @@ class DomainTestMixin(object):
             self.assertEqual('MX', mx[3])
             self.assertIn(mx[4], ['10', '20'])
             self.assertIn(mx[5], ['mail2.orchestra.lan.', 'mail.orchestra.lan.'])
-    
+
     def validate_delete(self, server_addr, domain_name):
         context = {
             'domain_name': domain_name,
@@ -122,7 +122,7 @@ class DomainTestMixin(object):
             self.assertNotEqual('%s.' % settings.DOMAINS_DEFAULT_NAME_SERVER, soa[4])
             hostmaster = utils.format_hostmaster(settings.DOMAINS_DEFAULT_HOSTMASTER)
             self.assertNotEqual(hostmaster, soa[5])
-    
+
     def validate_update(self, server_addr, domain_name):
         context = {
             'domain_name': domain_name,
@@ -138,7 +138,7 @@ class DomainTestMixin(object):
         self.assertEqual('%s.' % settings.DOMAINS_DEFAULT_NAME_SERVER, soa[4])
         hostmaster = utils.format_hostmaster(settings.DOMAINS_DEFAULT_HOSTMASTER)
         self.assertEqual(hostmaster, soa[5])
-        
+
         dig_ns = 'dig @%(server_addr)s %(domain_name)s NS  |grep "\sNS\s"'
         name_servers = run(dig_ns % context).stdout
         ns_records = ['ns1.%s.' % self.domain_name, 'ns2.%s.' % self.domain_name]
@@ -151,7 +151,7 @@ class DomainTestMixin(object):
             self.assertEqual('IN', ns[2])
             self.assertEqual('NS', ns[3])
             self.assertIn(ns[4], ns_records)
-        
+
         dig_mx = 'dig @%(server_addr)s %(domain_name)s MX | grep "\sMX\s"'
         mx = run(dig_mx % context).stdout.split()
         # testdomain.org. 3600 IN MX 10 orchestra.lan.
@@ -161,7 +161,7 @@ class DomainTestMixin(object):
         self.assertEqual('MX', mx[3])
         self.assertIn(mx[4], ['30', '40'])
         self.assertIn(mx[5], ['mail3.orchestra.lan.', 'mail4.orchestra.lan.'])
-        
+
     def validate_www_update(self, server_addr, domain_name):
         context = {
             'domain_name': domain_name,
@@ -175,7 +175,7 @@ class DomainTestMixin(object):
         self.assertEqual('IN', cname[2])
         self.assertEqual('CNAME', cname[3])
         self.assertEqual('external.server.org.', cname[4])
-    
+
     def test_add(self):
         self.add(self.ns1_name, self.ns1_records)
         self.add(self.ns2_name, self.ns2_records)
@@ -184,7 +184,7 @@ class DomainTestMixin(object):
         self.validate_add(self.MASTER_SERVER_ADDR, self.domain_name)
         time.sleep(1)
         self.validate_add(self.SLAVE_SERVER_ADDR, self.domain_name)
-    
+
     def test_delete(self):
         self.add(self.ns1_name, self.ns1_records)
         self.add(self.ns2_name, self.ns2_records)
@@ -193,7 +193,7 @@ class DomainTestMixin(object):
         for name in [self.domain_name, self.ns1_name, self.ns2_name]:
             self.validate_delete(self.MASTER_SERVER_ADDR, name)
             self.validate_delete(self.SLAVE_SERVER_ADDR, name)
-    
+
     def test_update(self):
         self.add(self.ns1_name, self.ns1_records)
         self.add(self.ns2_name, self.ns2_records)
@@ -209,7 +209,7 @@ class DomainTestMixin(object):
         self.validate_www_update(self.MASTER_SERVER_ADDR, self.domain_name)
         time.sleep(5)
         self.validate_www_update(self.SLAVE_SERVER_ADDR, self.domain_name)
-    
+
     def test_add_add_delete_delete(self):
         self.add(self.ns1_name, self.ns1_records)
         self.add(self.ns2_name, self.ns2_records)
@@ -221,7 +221,7 @@ class DomainTestMixin(object):
         self.delete(self.django_domain_name)
         self.validate_delete(self.MASTER_SERVER_ADDR, self.django_domain_name)
         self.validate_delete(self.SLAVE_SERVER_ADDR, self.django_domain_name)
-    
+
     def test_bad_creation(self):
         self.assertRaises((self.rest.ResponseStatusError, AssertionError),
                 self.add, self.domain_name, self.domain_records)
@@ -232,7 +232,7 @@ class AdminDomainMixin(DomainTestMixin):
         super(AdminDomainMixin, self).setUp()
         self.add_route()
         self.admin_login()
-    
+
     def _add_records(self, records):
         self.selenium.find_element_by_link_text('Add another Record').click()
         for i, record in zip(range(0, len(records)), records):
@@ -244,29 +244,29 @@ class AdminDomainMixin(DomainTestMixin):
             value_input.clear()
             value_input.send_keys(value)
         return value_input
-    
+
     @snapshot_on_error
     def add(self, domain_name, records):
         add = reverse('admin:domains_domain_add')
         url = self.live_server_url + add
         self.selenium.get(url)
-        
+
         name = self.selenium.find_element_by_id('id_name')
         name.send_keys(domain_name)
-        
+
         account_input = self.selenium.find_element_by_id('id_account')
         account_select = Select(account_input)
         account_select.select_by_value(str(self.account.pk))
-        
+
         value_input = self._add_records(records)
         value_input.submit()
         self.assertNotEqual(url, self.selenium.current_url)
-    
+
     @snapshot_on_error
     def delete(self, domain_name):
         domain = Domain.objects.get(name=domain_name)
         self.admin_delete(domain)
-    
+
     @snapshot_on_error
     def update(self, domain_name, records):
         domain = Domain.objects.get(name=domain_name)
@@ -283,18 +283,18 @@ class RESTDomainMixin(DomainTestMixin):
         super(RESTDomainMixin, self).setUp()
         self.rest_login()
         self.add_route()
-    
+
     @save_response_on_error
     def add(self, domain_name, records):
         records = [ dict(type=type, value=value) for type,value in records ]
         self.rest.domains.create(name=domain_name, records=records)
-    
+
     @save_response_on_error
     def delete(self, domain_name):
         domain = Domain.objects.get(name=domain_name)
         domain = self.rest.domains.retrieve(id=domain.pk)
         domain.delete()
-    
+
     @save_response_on_error
     def update(self, domain_name, records):
         records = [ dict(type=type, value=value) for type,value in records ]
@@ -307,7 +307,7 @@ class Bind9BackendMixin(object):
     DEPENDENCIES = (
         'orchestra.contrib.orchestration',
     )
-    
+
     def add_route(self):
         master = Server.objects.create(name=self.MASTER_SERVER, address=self.MASTER_SERVER_ADDR)
         backend = backends.Bind9MasterDomainController.get_name()

orchestra/contrib/history/admin.py

@@ -1,6 +1,6 @@
 from django.contrib import admin
 from django.utils.translation import ugettext_lazy as _
-from django.core.urlresolvers import reverse, NoReverseMatch
+from django.urls import reverse, NoReverseMatch
 from django.contrib.admin.templatetags.admin_urls import add_preserved_filters
 from django.http import HttpResponseRedirect
 from django.contrib.admin.utils import unquote
@@ -30,10 +30,10 @@ class LogEntryAdmin(admin.ModelAdmin):
     actions = None
     list_select_related = ('user', 'content_type')
     list_display_links = None
-    
+
     user_link = admin_link('user')
     display_action_time = admin_date('action_time', short_description=_("Time"))
-    
+
     def display_message(self, log):
         edit = '<a href="%(url)s"><img src="%(img)s"></img></a>' % {
             'url': reverse('admin:admin_logentry_change', args=(log.pk,)),
@@ -58,7 +58,7 @@ class LogEntryAdmin(admin.ModelAdmin):
     display_message.short_description = _("Message")
     display_message.admin_order_field = 'action_flag'
     display_message.allow_tags = True
-    
+
     def display_action(self, log):
         if log.is_addition():
             return _("Added")
@@ -67,7 +67,7 @@ class LogEntryAdmin(admin.ModelAdmin):
         return _("Deleted")
     display_action.short_description = _("Action")
     display_action.admin_order_field = 'action_flag'
-    
+
     def content_object_link(self, log):
         ct = log.content_type
         view = 'admin:%s_%s_change' % (ct.app_label, ct.model)
@@ -79,7 +79,7 @@ class LogEntryAdmin(admin.ModelAdmin):
     content_object_link.short_description = _("Content object")
     content_object_link.admin_order_field = 'object_repr'
     content_object_link.allow_tags = True
-    
+
     def render_change_form(self, request, context, add=False, change=False, form_url='', obj=None):
         """ Add rel_opts and object to context """
         if not add and 'edit' in request.GET.urlencode():
@@ -89,14 +89,14 @@ class LogEntryAdmin(admin.ModelAdmin):
             })
         return super(LogEntryAdmin, self).render_change_form(
             request, context, add, change, form_url, obj)
-    
+
     def response_change(self, request, obj):
         """ save and continue preserve edit query string """
         response = super(LogEntryAdmin, self).response_change(request, obj)
         if 'edit' in request.GET.urlencode() and 'edit' not in response.url:
             return HttpResponseRedirect(response.url + '?edit=True')
         return response
-    
+
     def response_post_save_change(self, request, obj):
         """ save redirect to object history """
         if 'edit' in request.GET.urlencode():
@@ -109,19 +109,19 @@ class LogEntryAdmin(admin.ModelAdmin):
             }, post_url)
             return HttpResponseRedirect(post_url)
         return super(LogEntryAdmin, self).response_post_save_change(request, obj)
-    
+
     def has_add_permission(self, *args, **kwargs):
         return False
-    
+
     def has_delete_permission(self, *args, **kwargs):
         return False
-    
+
     def log_addition(self, *args, **kwargs):
         pass
-    
+
     def log_change(self, *args, **kwargs):
         pass
-    
+
     def log_deletion(self, *args, **kwargs):
         pass
 

orchestra/contrib/issues/admin.py

@@ -1,7 +1,7 @@
 from django import forms
 from django.conf.urls import url
 from django.contrib import admin
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db import models
 from django.http import HttpResponse
 from django.shortcuts import get_object_or_404
@@ -21,14 +21,14 @@ from .helpers import get_ticket_changes, markdown_formated_changes, filter_actio
 from .models import Ticket, Queue, Message
 
 
-PRIORITY_COLORS = { 
+PRIORITY_COLORS = {
     Ticket.HIGH: 'red',
     Ticket.MEDIUM: 'darkorange',
     Ticket.LOW: 'green',
 }
 
 
-STATE_COLORS = { 
+STATE_COLORS = {
     Ticket.NEW: 'grey',
     Ticket.IN_PROGRESS: 'darkorange',
     Ticket.FEEDBACK: 'purple',
@@ -44,12 +44,12 @@ class MessageReadOnlyInline(admin.TabularInline):
     can_delete = False
     fields = ('content_html',)
     readonly_fields = ('content_html',)
-    
+
     class Media:
         css = {
             'all': ('orchestra/css/hide-inline-id.css',)
         }
-    
+
     def content_html(self, msg):
         context = {
             'number': msg.number,
@@ -64,10 +64,10 @@ class MessageReadOnlyInline(admin.TabularInline):
         return header + content
     content_html.short_description = _("Content")
     content_html.allow_tags = True
-    
+
     def has_add_permission(self, request):
         return False
-    
+
     def has_delete_permission(self, request, obj=None):
         return False
 
@@ -79,12 +79,12 @@ class MessageInline(admin.TabularInline):
     form = MessageInlineForm
     can_delete = False
     fields = ('content',)
-    
+
     def get_formset(self, request, obj=None, **kwargs):
         """ hook request.user on the inline form """
         self.form.user = request.user
         return super(MessageInline, self).get_formset(request, obj, **kwargs)
-    
+
     def get_queryset(self, request):
         """ Don't show any message """
         qs = super(MessageInline, self).get_queryset(request)
@@ -103,14 +103,14 @@ class TicketInline(admin.TabularInline):
     model = Ticket
     extra = 0
     max_num = 0
-    
+
     creator_link = admin_link('creator')
     owner_link = admin_link('owner')
     created = admin_link('created_at')
     updated = admin_link('updated_at')
     colored_state = admin_colored('state', colors=STATE_COLORS, bold=False)
     colored_priority = admin_colored('priority', colors=PRIORITY_COLORS, bold=False)
-    
+
     def ticket_id(self, instance):
         return '<b>%s</b>' % admin_link()(instance)
     ticket_id.short_description = '#'
@@ -176,7 +176,7 @@ class TicketAdmin(ExtendedModelAdmin):
         }),
     )
     list_select_related = ('queue', 'owner', 'creator')
-    
+
     class Media:
         css = {
             'all': ('issues/css/ticket-admin.css',)
@@ -184,14 +184,14 @@ class TicketAdmin(ExtendedModelAdmin):
         js = (
             'issues/js/ticket-admin.js',
         )
-    
+
     display_creator = admin_link('creator')
     display_queue = admin_link('queue')
     display_owner = admin_link('owner')
     updated = admin_date('updated_at')
     display_state = admin_colored('state', colors=STATE_COLORS, bold=False)
     display_priority = admin_colored('priority', colors=PRIORITY_COLORS, bold=False)
-    
+
     def display_summary(self, ticket):
         context = {
             'creator': admin_link('creator')(self, ticket) if ticket.creator else ticket.creator_name,
@@ -208,7 +208,7 @@ class TicketAdmin(ExtendedModelAdmin):
         return '<h4>Added by %(creator)s about %(created)s%(updated)s</h4>' % context
     display_summary.short_description = 'Summary'
     display_summary.allow_tags = True
-    
+
     def unbold_id(self, ticket):
         """ Unbold id if ticket is read """
         if ticket.is_read_by(self.user):
@@ -217,7 +217,7 @@ class TicketAdmin(ExtendedModelAdmin):
     unbold_id.allow_tags = True
     unbold_id.short_description = "#"
     unbold_id.admin_order_field = 'id'
-    
+
     def bold_subject(self, ticket):
         """ Bold subject when tickets are unread for request.user """
         if ticket.is_read_by(self.user):
@@ -226,31 +226,31 @@ class TicketAdmin(ExtendedModelAdmin):
     bold_subject.allow_tags = True
     bold_subject.short_description = _("Subject")
     bold_subject.admin_order_field = 'subject'
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         """ Make value input widget bigger """
         if db_field.name == 'subject':
             kwargs['widget'] = forms.TextInput(attrs={'size':'120'})
         return super(TicketAdmin, self).formfield_for_dbfield(db_field, **kwargs)
-    
+
     def save_model(self, request, obj, *args, **kwargs):
         """ Define creator for new tickets """
         if not obj.pk:
             obj.creator = request.user
         super(TicketAdmin, self).save_model(request, obj, *args, **kwargs)
         obj.mark_as_read_by(request.user)
-    
+
     def get_urls(self):
         """ add markdown preview url """
         return [
             url(r'^preview/$',
                 wrap_admin_view(self, self.message_preview_view))
         ] + super(TicketAdmin, self).get_urls()
-    
+
     def add_view(self, request, form_url='', extra_context=None):
         """ Do not sow message inlines """
         return super(TicketAdmin, self).add_view(request, form_url, extra_context)
-    
+
     def change_view(self, request, object_id, form_url='', extra_context=None):
         """ Change view actions based on ticket state """
         ticket = get_object_or_404(Ticket, pk=object_id)
@@ -269,12 +269,12 @@ class TicketAdmin(ExtendedModelAdmin):
         context.update(extra_context or {})
         return super(TicketAdmin, self).change_view(request, object_id, form_url=form_url,
             extra_context=context)
-    
+
     def changelist_view(self, request, extra_context=None):
         # Hook user for bold_subject
         self.user = request.user
         return super(TicketAdmin,self).changelist_view(request, extra_context=extra_context)
-    
+
     def message_preview_view(self, request):
         """ markdown preview render via ajax """
         data = request.POST.get("data")
@@ -287,12 +287,12 @@ class QueueAdmin(admin.ModelAdmin):
     actions = (set_default_queue,)
     inlines = (TicketInline,)
     ordering = ('name',)
-    
+
     class Media:
         css = {
             'all': ('orchestra/css/hide-inline-id.css',)
         }
-    
+
     def num_tickets(self, queue):
         num = queue.tickets__count
         url = reverse('admin:issues_ticket_changelist')
@@ -301,7 +301,7 @@ class QueueAdmin(admin.ModelAdmin):
     num_tickets.short_description = _("Tickets")
     num_tickets.admin_order_field = 'tickets__count'
     num_tickets.allow_tags = True
-    
+
     def get_list_display(self, request):
         """ show notifications """
         list_display = list(self.list_display)
@@ -312,7 +312,7 @@ class QueueAdmin(admin.ModelAdmin):
             display_notify.boolean = True
             list_display.append(display_notify)
         return list_display
-    
+
     def get_queryset(self, request):
         qs = super(QueueAdmin, self).get_queryset(request)
         qs = qs.annotate(models.Count('tickets'))

orchestra/contrib/issues/migrations/0001_initial.py

@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
+import django.db.models.deletion
 from django.db import models, migrations
 import orchestra.models.fields
 from django.conf import settings
@@ -20,7 +21,7 @@ class Migration(migrations.Migration):
                 ('author_name', models.CharField(blank=True, max_length=256, verbose_name='author name')),
                 ('content', models.TextField(verbose_name='content')),
                 ('created_on', models.DateTimeField(auto_now_add=True, verbose_name='created on')),
-                ('author', models.ForeignKey(related_name='ticket_messages', to=settings.AUTH_USER_MODEL, verbose_name='author')),
+                ('author', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='ticket_messages', to=settings.AUTH_USER_MODEL, verbose_name='author')),
             ],
             options={
                 'get_latest_by': 'id',
@@ -48,9 +49,9 @@ class Migration(migrations.Migration):
                 ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='created')),
                 ('updated_at', models.DateTimeField(auto_now=True, verbose_name='modified')),
                 ('cc', models.TextField(blank=True, help_text='emails to send a carbon copy to', verbose_name='CC')),
-                ('creator', models.ForeignKey(related_name='tickets_created', null=True, to=settings.AUTH_USER_MODEL, verbose_name='created by')),
+                ('creator', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='tickets_created', null=True, to=settings.AUTH_USER_MODEL, verbose_name='created by')),
-                ('owner', models.ForeignKey(blank=True, related_name='tickets_owned', null=True, to=settings.AUTH_USER_MODEL, verbose_name='assigned to')),
+                ('owner', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, blank=True, related_name='tickets_owned', null=True, to=settings.AUTH_USER_MODEL, verbose_name='assigned to')),
-                ('queue', models.ForeignKey(blank=True, related_name='tickets', null=True, to='issues.Queue')),
+                ('queue', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, blank=True, related_name='tickets', null=True, to='issues.Queue')),
             ],
             options={
                 'ordering': ['-updated_at'],
@@ -60,14 +61,14 @@ class Migration(migrations.Migration):
             name='TicketTracker',
             fields=[
                 ('id', models.AutoField(primary_key=True, serialize=False, auto_created=True, verbose_name='ID')),
-                ('ticket', models.ForeignKey(related_name='trackers', to='issues.Ticket', verbose_name='ticket')),
+                ('ticket', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='trackers', to='issues.Ticket', verbose_name='ticket')),
-                ('user', models.ForeignKey(related_name='ticket_trackers', to=settings.AUTH_USER_MODEL, verbose_name='user')),
+                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='ticket_trackers', to=settings.AUTH_USER_MODEL, verbose_name='user')),
             ],
         ),
         migrations.AddField(
             model_name='message',
             name='ticket',
-            field=models.ForeignKey(related_name='messages', to='issues.Ticket', verbose_name='ticket'),
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='messages', to='issues.Ticket', verbose_name='ticket'),
         ),
         migrations.AlterUniqueTogether(
             name='tickettracker',

orchestra/contrib/issues/migrations/0001_squashed_0004_auto_20170528_2011.py

@@ -0,0 +1,114 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:27
+from __future__ import unicode_literals
+
+import datetime
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+from django.utils.timezone import utc
+import orchestra.models.fields
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('issues', '0001_initial'), ('issues', '0002_auto_20150709_1018'), ('issues', '0003_auto_20160320_1127'), ('issues', '0004_auto_20170528_2011')]
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Message',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('author_name', models.CharField(blank=True, max_length=256, verbose_name='author name')),
+                ('content', models.TextField(verbose_name='content')),
+                ('created_on', models.DateTimeField(auto_now_add=True, verbose_name='created on')),
+                ('author', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='ticket_messages', to=settings.AUTH_USER_MODEL, verbose_name='author')),
+            ],
+            options={
+                'get_latest_by': 'id',
+            },
+        ),
+        migrations.CreateModel(
+            name='Queue',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=128, unique=True, verbose_name='name')),
+                ('verbose_name', models.CharField(blank=True, max_length=128, verbose_name='verbose_name')),
+                ('default', models.BooleanField(default=False, verbose_name='default')),
+                ('notify', orchestra.models.fields.MultiSelectField(blank=True, choices=[('SUPPORT', 'Support tickets'), ('ADMIN', 'Administrative'), ('BILLING', 'Billing'), ('TECH', 'Technical'), ('ADDS', 'Announcements'), ('EMERGENCY', 'Emergency contact')], default=('SUPPORT', 'ADMIN', 'BILLING', 'TECH', 'ADDS', 'EMERGENCY'), help_text='Contacts to notify by email', max_length=256, verbose_name='notify')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Ticket',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('creator_name', models.CharField(blank=True, max_length=256, verbose_name='creator name')),
+                ('subject', models.CharField(max_length=256, verbose_name='subject')),
+                ('description', models.TextField(verbose_name='description')),
+                ('priority', models.CharField(choices=[('HIGH', 'High'), ('MEDIUM', 'Medium'), ('LOW', 'Low')], default='MEDIUM', max_length=32, verbose_name='priority')),
+                ('state', models.CharField(choices=[('NEW', 'New'), ('IN_PROGRESS', 'In Progress'), ('RESOLVED', 'Resolved'), ('FEEDBACK', 'Feedback'), ('REJECTED', 'Rejected'), ('CLOSED', 'Closed')], default='NEW', max_length=32, verbose_name='state')),
+                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='created')),
+                ('updated_at', models.DateTimeField(auto_now=True, verbose_name='modified')),
+                ('cc', models.TextField(blank=True, help_text='emails to send a carbon copy to', verbose_name='CC')),
+                ('creator', models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, related_name='tickets_created', to=settings.AUTH_USER_MODEL, verbose_name='created by')),
+                ('owner', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='tickets_owned', to=settings.AUTH_USER_MODEL, verbose_name='assigned to')),
+                ('queue', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='tickets', to='issues.Queue')),
+            ],
+            options={
+                'ordering': ['-updated_at'],
+            },
+        ),
+        migrations.CreateModel(
+            name='TicketTracker',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('ticket', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='trackers', to='issues.Ticket', verbose_name='ticket')),
+                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='ticket_trackers', to=settings.AUTH_USER_MODEL, verbose_name='user')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='message',
+            name='ticket',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='messages', to='issues.Ticket', verbose_name='ticket'),
+        ),
+        migrations.AlterUniqueTogether(
+            name='tickettracker',
+            unique_together=set([('ticket', 'user')]),
+        ),
+        migrations.AlterField(
+            model_name='ticket',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, db_index=True, verbose_name='created'),
+        ),
+        migrations.RemoveField(
+            model_name='message',
+            name='created_on',
+        ),
+        migrations.AddField(
+            model_name='message',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=datetime.datetime(2016, 3, 20, 10, 27, 45, 766388, tzinfo=utc), verbose_name='created at'),
+            preserve_default=False,
+        ),
+        migrations.AlterField(
+            model_name='ticket',
+            name='creator',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='tickets_created', to=settings.AUTH_USER_MODEL, verbose_name='created by'),
+        ),
+        migrations.AlterField(
+            model_name='ticket',
+            name='owner',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='tickets_owned', to=settings.AUTH_USER_MODEL, verbose_name='assigned to'),
+        ),
+        migrations.AlterField(
+            model_name='ticket',
+            name='queue',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='tickets', to='issues.Queue'),
+        ),
+    ]

orchestra/contrib/issues/models.py

@@ -19,10 +19,10 @@ class Queue(models.Model):
         choices=Contact.EMAIL_USAGES,
         default=contacts_settings.CONTACTS_DEFAULT_EMAIL_USAGES,
         help_text=_("Contacts to notify by email"))
-    
+
     def __str__(self):
         return self.verbose_name or self.name
-    
+
     def save(self, *args, **kwargs):
         """ mark as default queue if needed """
         existing_default = Queue.objects.filter(default=True)
@@ -48,7 +48,7 @@ class Ticket(models.Model):
         (MEDIUM, 'Medium'),
         (LOW, 'Low'),
     )
-    
+
     NEW = 'NEW'
     IN_PROGRESS = 'IN_PROGRESS'
     RESOLVED = 'RESOLVED'
@@ -63,7 +63,7 @@ class Ticket(models.Model):
         (REJECTED, 'Rejected'),
         (CLOSED, 'Closed'),
     )
-    
+
     creator = models.ForeignKey(djsettings.AUTH_USER_MODEL, verbose_name=_("created by"),
         related_name='tickets_created', null=True, on_delete=models.SET_NULL)
     creator_name = models.CharField(_("creator name"), max_length=256, blank=True)
@@ -79,15 +79,15 @@ class Ticket(models.Model):
     created_at = models.DateTimeField(_("created"), auto_now_add=True, db_index=True)
     updated_at = models.DateTimeField(_("modified"), auto_now=True)
     cc = models.TextField("CC", help_text=_("emails to send a carbon copy to"), blank=True)
-    
+
     objects = TicketQuerySet.as_manager()
-    
+
     class Meta:
         ordering = ['-updated_at']
-    
+
     def __str__(self):
         return str(self.pk)
-    
+
     def get_notification_emails(self):
         """ Get emails of the users related to the ticket """
         emails = list(settings.ISSUES_SUPPORT_EMAILS)
@@ -100,7 +100,7 @@ class Ticket(models.Model):
         for message in self.messages.distinct('author'):
             emails.append(message.author.email)
         return set(emails + self.get_cc_emails())
-        
+
     def notify(self, message=None, content=None):
         """ Send an email to ticket stakeholders notifying an state update """
         emails = self.get_notification_emails()
@@ -111,7 +111,7 @@ class Ticket(models.Model):
             'ticket_message': message
         }
         send_email_template(template, context, emails, html=html_template)
-    
+
     def save(self, *args, **kwargs):
         """ notify stakeholders of new ticket """
         new_issue = not self.pk
@@ -121,60 +121,60 @@ class Ticket(models.Model):
         if new_issue:
             # PK should be available for rendering the template
             self.notify()
-    
+
     def is_involved_by(self, user):
         """ returns whether user has participated or is referenced on the ticket
             as owner or member of the group
         """
         return Ticket.objects.filter(pk=self.pk).involved_by(user).exists()
-    
+
     def get_cc_emails(self):
         return self.cc.split(',') if self.cc else []
-    
+
     def mark_as_read_by(self, user):
         self.trackers.get_or_create(user=user)
-    
+
     def mark_as_unread_by(self, user):
         self.trackers.filter(user=user).delete()
-    
+
     def mark_as_unread(self):
         self.trackers.all().delete()
-    
+
     def is_read_by(self, user):
         return self.trackers.filter(user=user).exists()
-    
+
     def reject(self):
         self.state = Ticket.REJECTED
         self.save(update_fields=('state', 'updated_at'))
-    
+
     def resolve(self):
         self.state = Ticket.RESOLVED
         self.save(update_fields=('state', 'updated_at'))
-    
+
     def close(self):
         self.state = Ticket.CLOSED
         self.save(update_fields=('state', 'updated_at'))
-    
+
     def take(self, user):
         self.owner = user
         self.save(update_fields=('state', 'updated_at'))
 
 
 class Message(models.Model):
-    ticket = models.ForeignKey('issues.Ticket', verbose_name=_("ticket"),
+    ticket = models.ForeignKey('issues.Ticket', on_delete=models.CASCADE,
-        related_name='messages')
+        verbose_name=_("ticket"), related_name='messages')
-    author = models.ForeignKey(djsettings.AUTH_USER_MODEL, verbose_name=_("author"),
+    author = models.ForeignKey(djsettings.AUTH_USER_MODEL, on_delete=models.CASCADE,
-        related_name='ticket_messages')
+        verbose_name=_("author"), related_name='ticket_messages')
     author_name = models.CharField(_("author name"), max_length=256, blank=True)
     content = models.TextField(_("content"))
     created_at = models.DateTimeField(_("created at"), auto_now_add=True)
-    
+
     class Meta:
         get_latest_by = 'id'
-    
+
     def __str__(self):
         return "#%i" % self.id
-    
+
     def save(self, *args, **kwargs):
         """ notify stakeholders of ticket update """
         if not self.pk:
@@ -183,7 +183,7 @@ class Message(models.Model):
             self.ticket.notify(message=self)
             self.author_name = self.author.get_full_name()
         super(Message, self).save(*args, **kwargs)
-    
+
     @property
     def number(self):
         return self.ticket.messages.filter(id__lte=self.id).count()
@@ -191,10 +191,11 @@ class Message(models.Model):
 
 class TicketTracker(models.Model):
     """ Keeps track of user read tickets """
-    ticket = models.ForeignKey(Ticket, verbose_name=_("ticket"), related_name='trackers')
+    ticket = models.ForeignKey(Ticket, on_delete=models.CASCADE,
-    user = models.ForeignKey(djsettings.AUTH_USER_MODEL, verbose_name=_("user"),
+        verbose_name=_("ticket"), related_name='trackers')
-        related_name='ticket_trackers')
+    user = models.ForeignKey(djsettings.AUTH_USER_MODEL, on_delete=models.CASCADE,
-    
+        verbose_name=_("user"), related_name='ticket_trackers')
+
     class Meta:
         unique_together = (
             ('ticket', 'user'),

orchestra/contrib/lists/migrations/0001_initial.py

@@ -3,6 +3,7 @@ from __future__ import unicode_literals
 
 from django.db import models, migrations
 from django.conf import settings
+import django.db.models.deletion
 import orchestra.core.validators
 
 
@@ -22,8 +23,8 @@ class Migration(migrations.Migration):
                 ('address_name', models.CharField(max_length=128, validators=[orchestra.core.validators.validate_name], verbose_name='address name', blank=True)),
                 ('admin_email', models.EmailField(max_length=254, verbose_name='admin email', help_text='Administration email address')),
                 ('is_active', models.BooleanField(default=True, verbose_name='active', help_text='Designates whether this account should be treated as active. Unselect this instead of deleting accounts.')),
-                ('account', models.ForeignKey(related_name='lists', to=settings.AUTH_USER_MODEL, verbose_name='Account')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='lists', to=settings.AUTH_USER_MODEL, verbose_name='Account')),
-                ('address_domain', models.ForeignKey(null=True, blank=True, to='domains.Domain', verbose_name='address domain')),
+                ('address_domain', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, null=True, blank=True, to='domains.Domain', verbose_name='address domain')),
             ],
         ),
         migrations.AlterUniqueTogether(

orchestra/contrib/lists/migrations/0001_squashed_0004_auto_20210330_1049.py

@@ -0,0 +1,69 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:27
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import orchestra.core.validators
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('lists', '0001_initial'), ('lists', '0002_auto_20160912_1221'), ('lists', '0003_auto_20160912_1241'), ('lists', '0004_auto_20210330_1049')]
+
+    initial = True
+
+    dependencies = [
+        ('domains', '0001_initial'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='List',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(help_text='Default list address <name>@lists.orchestra.lan', max_length=128, unique=True, validators=[orchestra.core.validators.validate_name], verbose_name='name')),
+                ('address_name', models.CharField(blank=True, max_length=128, validators=[orchestra.core.validators.validate_name], verbose_name='address name')),
+                ('admin_email', models.EmailField(help_text='Administration email address', max_length=254, verbose_name='admin email')),
+                ('is_active', models.BooleanField(default=True, help_text='Designates whether this account should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='lists', to=settings.AUTH_USER_MODEL, verbose_name='Account')),
+                ('address_domain', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='domains.Domain', verbose_name='address domain')),
+            ],
+        ),
+        migrations.AlterUniqueTogether(
+            name='list',
+            unique_together=set([('address_name', 'address_domain')]),
+        ),
+        migrations.AlterField(
+            model_name='list',
+            name='address_domain',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to='domains.Domain', verbose_name='address domain'),
+        ),
+        migrations.AlterField(
+            model_name='list',
+            name='address_name',
+            field=models.CharField(blank=True, max_length=52, validators=[orchestra.core.validators.validate_name], verbose_name='address name'),
+        ),
+        migrations.AlterField(
+            model_name='list',
+            name='name',
+            field=models.CharField(help_text='Default list address <name>@grups.pangea.org', max_length=52, unique=True, validators=[orchestra.core.validators.validate_name], verbose_name='name'),
+        ),
+        migrations.AlterField(
+            model_name='list',
+            name='address_name',
+            field=models.CharField(blank=True, max_length=64, validators=[orchestra.core.validators.validate_name], verbose_name='address name'),
+        ),
+        migrations.AlterField(
+            model_name='list',
+            name='name',
+            field=models.CharField(help_text='Default list address <name>@grups.pangea.org', max_length=64, unique=True, validators=[orchestra.core.validators.validate_name], verbose_name='name'),
+        ),
+        migrations.AlterField(
+            model_name='list',
+            name='name',
+            field=models.CharField(help_text='Default list address <name>@lists.orchestra.lan', max_length=64, unique=True, validators=[orchestra.core.validators.validate_name], verbose_name='name'),
+        ),
+    ]

orchestra/contrib/lists/migrations/0004_auto_20210330_1049.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-03-30 10:49
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import orchestra.core.validators
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('lists', '0003_auto_20160912_1241'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='list',
+            name='name',
+            field=models.CharField(help_text='Default list address <name>@lists.orchestra.lan', max_length=64, unique=True, validators=[orchestra.core.validators.validate_name], verbose_name='name'),
+        ),
+    ]

orchestra/contrib/lists/models.py

@@ -30,54 +30,54 @@ class List(models.Model):
     admin_email = models.EmailField(_("admin email"),
         help_text=_("Administration email address"))
     account = models.ForeignKey('accounts.Account', verbose_name=_("Account"),
-        related_name='lists')
+        related_name='lists', on_delete=models.CASCADE)
     # TODO also admin
     is_active = models.BooleanField(_("active"), default=True,
         help_text=_("Designates whether this account should be treated as active. "
                     "Unselect this instead of deleting accounts."))
     password = None
-    
+
     objects = ListQuerySet.as_manager()
-    
+
     class Meta:
         unique_together = ('address_name', 'address_domain')
-    
+
     def __str__(self):
         return self.name
-    
+
     @property
     def address(self):
         if self.address_name and self.address_domain:
             return "%s@%s" % (self.address_name, self.address_domain)
         return ''
-    
+
     @cached_property
     def active(self):
         return self.is_active and self.account.is_active
-    
+
     def clean(self):
         if self.address_name and not self.address_domain_id:
             raise ValidationError({
                 'address_domain': _("Domain should be selected for provided address name."),
             })
-    
+
     def disable(self):
         self.is_active = False
         self.save(update_fields=('is_active',))
-    
+
     def enable(self):
         self.is_active = False
         self.save(update_fields=('is_active',))
-    
+
     def get_address_name(self):
         return self.address_name or self.name
-    
+
     def get_username(self):
         return self.name
-    
+
     def set_password(self, password):
         self.password = password
-    
+
     def get_absolute_url(self):
         context = {
             'name': self.name

orchestra/contrib/lists/serializers.py

@@ -12,7 +12,7 @@ from .models import List
 
 class RelatedDomainSerializer(AccountSerializerMixin, RelatedHyperlinkedModelSerializer):
     class Meta:
-        model = List.address_domain.field.rel.to
+        model = List.address_domain.field.model
         fields = ('url', 'id', 'name')
 
 
@@ -26,14 +26,14 @@ class ListSerializer(AccountSerializerMixin, SetPasswordHyperlinkedSerializer):
                              'This value may contain any ascii character except for '
                              ' \'/"/\\/ characters.'), 'invalid'),
         ])
-    
+
     address_domain = RelatedDomainSerializer(required=False)
-    
+
     class Meta:
         model = List
         fields = ('url', 'id', 'name', 'password', 'address_name', 'address_domain', 'admin_email', 'is_active',)
         postonly_fields = ('name', 'password')
-    
+
     def validate_address_domain(self, address_name):
         if self.instance:
             address_domain = address_domain or self.instance.address_domain

orchestra/contrib/lists/tests/functional_tests/tests.py

@@ -1,24 +1,26 @@
 import os
 import smtplib
 import time
-import requests
+import unittest
 from email.mime.text import MIMEText
 
+import requests
 from django.conf import settings as djsettings
 from django.core.management.base import CommandError
-from django.core.urlresolvers import reverse
+from django.urls import reverse
-from selenium.webdriver.support.select import Select
-
 from orchestra.admin.utils import change_url
 from orchestra.contrib.domains.models import Domain
-from orchestra.contrib.orchestration.models import Server, Route
+from orchestra.contrib.orchestration.models import Route, Server
 from orchestra.utils.sys import sshrun
-from orchestra.utils.tests import (BaseLiveServerTestCase, random_ascii, snapshot_on_error,
+from orchestra.utils.tests import (BaseLiveServerTestCase, random_ascii,
-        save_response_on_error)
+                                   save_response_on_error, snapshot_on_error)
+from selenium.webdriver.support.select import Select
 
 from ... import backends, settings
 from ...models import List
 
+TEST_REST_API = int(os.getenv('TEST_REST_API', '0'))
+
 
 class ListMixin(object):
     MASTER_SERVER = os.environ.get('ORCHESTRA_SLAVE_SERVER', 'localhost')
@@ -27,12 +29,12 @@ class ListMixin(object):
         'orchestra.contrib.domains',
         'orchestra.contrib.lists',
     )
-    
+
     def setUp(self):
         super(ListMixin, self).setUp()
         self.add_route()
         djsettings.DEBUG = True
-    
+
     def validate_add(self, name, address=None):
         sshrun(self.MASTER_SERVER, 'list_members %s' % name, display=False)
         if not address:
@@ -44,11 +46,11 @@ class ListMixin(object):
         sshrun(self.MASTER_SERVER,
             'grep -v ":\|^\s\|^$\|-\|\.\|\s" /var/spool/mail/nobody | base64 -d | grep "%s"'
             % request_address, display=False)
-    
+
     def validate_login(self, name, password):
         url = 'http://%s/cgi-bin/mailman/admin/%s' % (settings.LISTS_DEFAULT_DOMAIN, name)
         self.assertEqual(200, requests.post(url, data={'adminpw': password}).status_code)
-    
+
     def validate_delete(self, name):
         context = {
             'name': name,
@@ -62,7 +64,7 @@ class ListMixin(object):
             'grep "^\s*$(domain)s\s*$" %(virtual_domain)s' % context, display=False)
         self.assertRaises(CommandError, sshrun, self.MASTER_SERVER,
             'list_lists | grep -i "^\s*%(name)s\s"' % context, display=False)
-    
+
     def subscribe(self, subscribe_address):
         msg = MIMEText('')
         msg['To'] = subscribe_address
@@ -76,12 +78,12 @@ class ListMixin(object):
             server.sendmail(msg['From'], msg['To'], msg.as_string())
         finally:
             server.quit()
-    
+
     def add_route(self):
         server = Server.objects.create(name=self.MASTER_SERVER)
         backend = backends.MailmanController.get_name()
         Route.objects.create(backend=backend, match=True, host=server)
-    
+
     def test_add(self):
         name = '%s_list' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -90,7 +92,7 @@ class ListMixin(object):
         self.validate_add(name)
         self.validate_login(name, password)
         self.addCleanup(self.delete, name)
-    
+
     def test_add_with_address(self):
         name = '%s_list' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -102,7 +104,7 @@ class ListMixin(object):
         self.addCleanup(self.delete, name)
         # Mailman doesn't support changing the address, only the domain
         self.validate_add(name, address="%s@%s" % (address_name, address_domain))
-    
+
     def test_change_password(self):
         name = '%s_list' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -113,7 +115,7 @@ class ListMixin(object):
         new_password = '@!?%spppP001' % random_ascii(5)
         self.change_password(name, new_password)
         self.validate_login(name, new_password)
-    
+
     def test_change_domain(self):
         name = '%s_list' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -128,7 +130,7 @@ class ListMixin(object):
         address_domain = Domain.objects.create(name=domain_name, account=self.account)
         self.update_domain(name, domain_name)
         self.validate_add(name, address="%s@%s" % (address_name, address_domain))
-    
+
     def test_change_address_name(self):
         name = '%s_list' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -142,7 +144,7 @@ class ListMixin(object):
         address_name = '%s_name' % random_ascii(10)
         self.update_address_name(name, address_name)
         self.validate_add(name, address="%s@%s" % (address_name, address_domain))
-    
+
     def test_delete(self):
         name = '%s_list' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -158,11 +160,12 @@ class ListMixin(object):
         self.validate_delete(name)
 
 
+@unittest.skipUnless(TEST_REST_API, "REST API tests")
 class RESTListMixin(ListMixin):
     def setUp(self):
         super(RESTListMixin, self).setUp()
         self.rest_login()
-    
+
     @save_response_on_error
     def add(self, name, password, admin_email, address_name=None, address_domain=None):
         extra = {}
@@ -172,22 +175,22 @@ class RESTListMixin(ListMixin):
                 'address_domain': self.rest.domains.retrieve(name=address_domain.name).get(),
             })
         self.rest.lists.create(name=name, password=password, admin_email=admin_email, **extra)
-    
+
     @save_response_on_error
     def delete(self, name):
         self.rest.lists.retrieve(name=name).delete()
-    
+
     @save_response_on_error
     def change_password(self, name, password):
         mail_list = self.rest.lists.retrieve(name=name).get()
         mail_list.set_password(password)
-    
+
     @save_response_on_error
     def update_domain(self, name, domain_name):
         mail_list = self.rest.lists.retrieve(name=name).get()
         domain = self.rest.domains.retrieve(name=domain_name).get()
         mail_list.update(address_domain=domain)
-    
+
     @save_response_on_error
     def update_address_name(self, name, address_name):
         mail_list = self.rest.lists.retrieve(name=name).get()
@@ -198,70 +201,70 @@ class AdminListMixin(ListMixin):
     def setUp(self):
         super(AdminListMixin, self).setUp()
         self.admin_login()
-    
+
     @snapshot_on_error
     def add(self, name, password, admin_email, address_name=None, address_domain=None):
         url = self.live_server_url + reverse('admin:lists_list_add')
         self.selenium.get(url)
-        
+
         name_field = self.selenium.find_element_by_id('id_name')
         name_field.send_keys(name)
-        
+
         password_field = self.selenium.find_element_by_id('id_password1')
         password_field.send_keys(password)
         password_field = self.selenium.find_element_by_id('id_password2')
         password_field.send_keys(password)
-        
+
         admin_email_field = self.selenium.find_element_by_id('id_admin_email')
         admin_email_field.send_keys(admin_email)
-        
+
         if address_name:
             address_name_field = self.selenium.find_element_by_id('id_address_name')
             address_name_field.send_keys(address_name)
-            
+
             domain = Domain.objects.get(name=address_domain)
             domain_input = self.selenium.find_element_by_id('id_address_domain')
             domain_select = Select(domain_input)
             domain_select.select_by_value(str(domain.pk))
-        
+
         name_field.submit()
         self.assertNotEqual(url, self.selenium.current_url)
-    
+
     @snapshot_on_error
     def delete(self, name):
         mail_list = List.objects.get(name=name)
         self.admin_delete(mail_list)
-    
+
     @snapshot_on_error
     def change_password(self, name, password):
         mail_list = List.objects.get(name=name)
         self.admin_change_password(mail_list, password)
-    
+
     @snapshot_on_error
     def update_domain(self, name, domain_name):
         mail_list = List.objects.get(name=name)
         url = self.live_server_url + change_url(mail_list)
         self.selenium.get(url)
-        
+
         domain = Domain.objects.get(name=domain_name)
         domain_input = self.selenium.find_element_by_id('id_address_domain')
         domain_select = Select(domain_input)
         domain_select.select_by_value(str(domain.pk))
-        
+
         save = self.selenium.find_element_by_name('_save')
         save.submit()
         self.assertNotEqual(url, self.selenium.current_url)
-    
+
     @snapshot_on_error
     def update_address_name(self, name, address_name):
         mail_list = List.objects.get(name=name)
         url = self.live_server_url + change_url(mail_list)
         self.selenium.get(url)
-        
+
         address_name_field = self.selenium.find_element_by_id('id_address_name')
         address_name_field.clear()
         address_name_field.send_keys(address_name)
-        
+
         save = self.selenium.find_element_by_name('_save')
         save.submit()
         self.assertNotEqual(url, self.selenium.current_url)

orchestra/contrib/mailboxes/admin.py

@@ -3,7 +3,7 @@ from urllib.parse import parse_qs
 
 from django import forms
 from django.contrib import admin, messages
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db.models import F, Count, Value as V
 from django.db.models.functions import Concat
 from django.utils.safestring import mark_safe
@@ -28,7 +28,7 @@ from .widgets import OpenCustomFilteringOnSelect
 class AutoresponseInline(admin.StackedInline):
     model = Autoresponse
     verbose_name_plural = _("autoresponse")
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         if db_field.name == 'subject':
             kwargs['widget'] = forms.TextInput(attrs={'size':'118'})
@@ -76,12 +76,12 @@ class MailboxAdmin(ChangePasswordAdminMixin, SelectAccountAdminMixin, ExtendedMo
     form = MailboxChangeForm
     list_prefetch_related = ('addresses__domain',)
     actions = (disable, enable, list_accounts)
-    
+
     def __init__(self, *args, **kwargs):
         super(MailboxAdmin, self).__init__(*args, **kwargs)
         if settings.MAILBOXES_LOCAL_DOMAIN:
             type(self).actions = self.actions + (SendMailboxEmail(),)
-    
+
     def display_addresses(self, mailbox):
         # Get from forwards
         cache = caches.get_request_cache()
@@ -111,7 +111,7 @@ class MailboxAdmin(ChangePasswordAdminMixin, SelectAccountAdminMixin, ExtendedMo
         return '<br>'.join(addresses+forwards)
     display_addresses.short_description = _("Addresses")
     display_addresses.allow_tags = True
-    
+
     def display_forwards(self, mailbox):
         forwards = []
         for addr in mailbox.get_forwards():
@@ -120,19 +120,19 @@ class MailboxAdmin(ChangePasswordAdminMixin, SelectAccountAdminMixin, ExtendedMo
         return '<br>'.join(forwards)
     display_forwards.short_description = _("Forward from")
     display_forwards.allow_tags = True
-    
+
     def display_filtering(self, mailbox):
         """ becacuse of allow_tags = True """
         return mailbox.get_filtering_display()
     display_filtering.short_description = _("Filtering")
     display_filtering.admin_order_field = 'filtering'
     display_filtering.allow_tags = True
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         if db_field.name == 'filtering':
             kwargs['widget'] = OpenCustomFilteringOnSelect()
         return super(MailboxAdmin, self).formfield_for_dbfield(db_field, **kwargs)
-    
+
     def get_fieldsets(self, request, obj=None):
         fieldsets = super(MailboxAdmin, self).get_fieldsets(request, obj)
         if obj and obj.filtering == obj.CUSTOM:
@@ -144,31 +144,31 @@ class MailboxAdmin(ChangePasswordAdminMixin, SelectAccountAdminMixin, ExtendedMo
             fieldsets = list(copy.deepcopy(fieldsets))
             fieldsets.pop(-1)
         return fieldsets
-    
+
     def get_form(self, *args, **kwargs):
         form = super(MailboxAdmin, self).get_form(*args, **kwargs)
         form.modeladmin = self
         return form
-    
+
     def get_search_results(self, request, queryset, search_term):
         # Remove local domain from the search term if present (implicit local addreç)
         search_term = search_term.replace('@'+settings.MAILBOXES_LOCAL_DOMAIN, '')
         # Split address name from domain in order to support address searching
         search_term = search_term.replace('@', ' ')
         return super(MailboxAdmin, self).get_search_results(request, queryset, search_term)
-    
+
     def render_change_form(self, request, context, add=False, change=False, form_url='', obj=None):
         if not add:
             self.check_unrelated_address(request, obj)
             self.check_matching_address(request, obj)
         return super(MailboxAdmin, self).render_change_form(
             request, context, add, change, form_url, obj)
-    
+
     def log_addition(self, request, object, *args, **kwargs):
         self.check_unrelated_address(request, object)
         self.check_matching_address(request, object)
         return super(MailboxAdmin, self).log_addition(request, object, *args, **kwargs)
-    
+
     def check_matching_address(self, request, obj):
         local_domain = settings.MAILBOXES_LOCAL_DOMAIN
         if obj.name and local_domain:
@@ -183,7 +183,7 @@ class MailboxAdmin(ChangePasswordAdminMixin, SelectAccountAdminMixin, ExtendedMo
                              "selecting it makes sense.") % (obj, addr)
                     if msg not in (m.message for m in messages.get_messages(request)):
                         self.message_user(request, msg, level=messages.WARNING)
-    
+
     def check_unrelated_address(self, request, obj):
         # Check if there exists an unrelated local Address for this mbox
         local_domain = settings.MAILBOXES_LOCAL_DOMAIN
@@ -204,7 +204,7 @@ class MailboxAdmin(ChangePasswordAdminMixin, SelectAccountAdminMixin, ExtendedMo
                 # Prevent duplication (add_view+continue)
                 if msg not in (m.message for m in messages.get_messages(request)):
                     self.message_user(request, msg, level=messages.WARNING)
-    
+
     def save_model(self, request, obj, form, change):
         """ save hacky mailbox.addresses and local domain clashing """
         if obj.filtering != obj.CUSTOM:
@@ -237,20 +237,20 @@ class AddressAdmin(SelectAccountAdminMixin, ExtendedModelAdmin):
     filter_horizontal = ['mailboxes']
     form = AddressForm
     list_prefetch_related = ('mailboxes', 'domain')
-    
+
     domain_link = admin_link('domain', order='domain__name')
-    
+
     def display_email(self, address):
         return address.computed_email
     display_email.short_description = _("Email")
     display_email.admin_order_field = 'computed_email'
-    
+
     def email_link(self, address):
         link = self.domain_link(address)
         return "%s@%s" % (address.name, link)
     email_link.short_description = _("Email")
     email_link.allow_tags = True
-    
+
     def display_mailboxes(self, address):
         boxes = []
         for mailbox in address.mailboxes.all():
@@ -260,7 +260,7 @@ class AddressAdmin(SelectAccountAdminMixin, ExtendedModelAdmin):
     display_mailboxes.short_description = _("Mailboxes")
     display_mailboxes.allow_tags = True
     display_mailboxes.admin_order_field = 'mailboxes__count'
-    
+
     def display_all_mailboxes(self, address):
         boxes = []
         for mailbox in address.get_mailboxes():
@@ -269,7 +269,7 @@ class AddressAdmin(SelectAccountAdminMixin, ExtendedModelAdmin):
         return '<br>'.join(boxes)
     display_all_mailboxes.short_description = _("Mailboxes links")
     display_all_mailboxes.allow_tags = True
-    
+
     def display_forward(self, address):
         forward_mailboxes = {m.name: m for m in address.get_forward_mailboxes()}
         values = []
@@ -283,12 +283,12 @@ class AddressAdmin(SelectAccountAdminMixin, ExtendedModelAdmin):
     display_forward.short_description = _("Forward")
     display_forward.allow_tags = True
     display_forward.admin_order_field = 'forward'
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         if db_field.name == 'forward':
             kwargs['widget'] = forms.TextInput(attrs={'size':'118'})
         return super(AddressAdmin, self).formfield_for_dbfield(db_field, **kwargs)
-    
+
     def get_fields(self, request, obj=None):
         """ Remove mailboxes field when creating address from a popup i.e. from mailbox add form """
         fields = super(AddressAdmin, self).get_fields(request, obj)
@@ -297,22 +297,22 @@ class AddressAdmin(SelectAccountAdminMixin, ExtendedModelAdmin):
             fields = list(fields)
             fields.remove('mailboxes')
         return fields
-    
+
     def get_queryset(self, request):
         qs = super(AddressAdmin, self).get_queryset(request)
         qs = qs.annotate(computed_email=Concat(F('name'), V('@'), F('domain__name')))
         return qs.annotate(Count('mailboxes'))
-    
+
     def render_change_form(self, request, context, add=False, change=False, form_url='', obj=None):
         if not add:
             self.check_matching_mailbox(request, obj)
         return super(AddressAdmin, self).render_change_form(
             request, context, add, change, form_url, obj)
-    
+
     def log_addition(self, request, object, *args, **kwargs):
         self.check_matching_mailbox(request, object)
         return super(AddressAdmin, self).log_addition(request, object, *args, **kwargs)
-    
+
     def check_matching_mailbox(self, request, obj):
         # Check if new addresse matches with a mbox because of having a local domain
         if obj.name and obj.domain and obj.domain.name == settings.MAILBOXES_LOCAL_DOMAIN:

orchestra/contrib/mailboxes/migrations/0001_initial.py

@@ -3,6 +3,7 @@ from __future__ import unicode_literals
 
 from django.db import models, migrations
 from django.conf import settings
+import django.db.models.deletion
 import orchestra.contrib.mailboxes.validators
 import django.core.validators
 
@@ -21,8 +22,8 @@ class Migration(migrations.Migration):
                 ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                 ('name', models.CharField(verbose_name='name', validators=[orchestra.contrib.mailboxes.validators.validate_emailname], blank=True, help_text='Address name, left blank for a <i>catch-all</i> address', max_length=64)),
                 ('forward', models.CharField(verbose_name='forward', validators=[orchestra.contrib.mailboxes.validators.validate_forward], blank=True, help_text='Space separated email addresses or mailboxes', max_length=256)),
-                ('account', models.ForeignKey(to=settings.AUTH_USER_MODEL, related_name='addresses', verbose_name='Account')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL, related_name='addresses', verbose_name='Account')),
-                ('domain', models.ForeignKey(to='domains.Domain', related_name='addresses', verbose_name='domain')),
+                ('domain', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='domains.Domain', related_name='addresses', verbose_name='domain')),
             ],
             options={
                 'verbose_name_plural': 'addresses',
@@ -35,7 +36,7 @@ class Migration(migrations.Migration):
                 ('subject', models.CharField(verbose_name='subject', max_length=256)),
                 ('message', models.TextField(verbose_name='message')),
                 ('enabled', models.BooleanField(verbose_name='enabled', default=False)),
-                ('address', models.OneToOneField(to='mailboxes.Address', related_name='autoresponse', verbose_name='address')),
+                ('address', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, to='mailboxes.Address', related_name='autoresponse', verbose_name='address')),
             ],
         ),
         migrations.CreateModel(
@@ -47,7 +48,7 @@ class Migration(migrations.Migration):
                 ('filtering', models.CharField(choices=[('CUSTOM', 'Custom filtering'), ('REDIRECT', 'Archive spam (X-Spam-Score&ge;9)'), ('DISABLE', 'Disable'), ('REJECT', 'Reject spam (X-Spam-Score&ge;9)')], max_length=16, default='REDIRECT')),
                 ('custom_filtering', models.TextField(verbose_name='filtering', validators=[orchestra.contrib.mailboxes.validators.validate_sieve], blank=True, help_text='Arbitrary email filtering in sieve language. This overrides any automatic junk email filtering')),
                 ('is_active', models.BooleanField(verbose_name='active', default=True)),
-                ('account', models.ForeignKey(to=settings.AUTH_USER_MODEL, related_name='mailboxes', verbose_name='account')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL, related_name='mailboxes', verbose_name='account')),
             ],
             options={
                 'verbose_name_plural': 'mailboxes',

orchestra/contrib/mailboxes/migrations/0001_squashed_0003_auto_20170528_2011.py

@@ -0,0 +1,71 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:27
+from __future__ import unicode_literals
+
+from django.conf import settings
+import django.core.validators
+from django.db import migrations, models
+import django.db.models.deletion
+import orchestra.contrib.mailboxes.validators
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('mailboxes', '0001_initial'), ('mailboxes', '0002_auto_20160219_1032'), ('mailboxes', '0003_auto_20170528_2011')]
+
+    initial = True
+
+    dependencies = [
+        ('domains', '0001_initial'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Address',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(blank=True, help_text='Address name, left blank for a <i>catch-all</i> address', max_length=64, validators=[orchestra.contrib.mailboxes.validators.validate_emailname], verbose_name='name')),
+                ('forward', models.CharField(blank=True, help_text='Space separated email addresses or mailboxes', max_length=256, validators=[orchestra.contrib.mailboxes.validators.validate_forward], verbose_name='forward')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='addresses', to=settings.AUTH_USER_MODEL, verbose_name='Account')),
+                ('domain', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='addresses', to='domains.Domain', verbose_name='domain')),
+            ],
+            options={
+                'verbose_name_plural': 'addresses',
+            },
+        ),
+        migrations.CreateModel(
+            name='Autoresponse',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('subject', models.CharField(max_length=256, verbose_name='subject')),
+                ('message', models.TextField(verbose_name='message')),
+                ('enabled', models.BooleanField(default=False, verbose_name='enabled')),
+                ('address', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, related_name='autoresponse', to='mailboxes.Address', verbose_name='address')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Mailbox',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(db_index=True, help_text='Required. 32 characters or fewer. Letters, digits and ./-/_ only.', max_length=32, unique=True, validators=[django.core.validators.RegexValidator('^[\\w.-]+$', 'Enter a valid mailbox name.')], verbose_name='name')),
+                ('password', models.CharField(max_length=128, verbose_name='password')),
+                ('filtering', models.CharField(choices=[('CUSTOM', 'Custom filtering'), ('DISABLE', 'Disable'), ('REDIRECT', 'Archive spam (Score&ge;8)'), ('REDIRECT5', 'Archive spam (Score&ge;5)'), ('REJECT', 'Reject spam (Score&ge;8)'), ('REJECT5', 'Reject spam (Score&ge;5)')], default='REDIRECT', max_length=16)),
+                ('custom_filtering', models.TextField(blank=True, help_text="Arbitrary email filtering in <a href='https://tty1.net/blog/2011/sieve-tutorial_en.html'>sieve language</a>. This overrides any automatic junk email filtering", validators=[orchestra.contrib.mailboxes.validators.validate_sieve], verbose_name='filtering')),
+                ('is_active', models.BooleanField(default=True, verbose_name='active')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='mailboxes', to=settings.AUTH_USER_MODEL, verbose_name='account')),
+            ],
+            options={
+                'verbose_name_plural': 'mailboxes',
+            },
+        ),
+        migrations.AddField(
+            model_name='address',
+            name='mailboxes',
+            field=models.ManyToManyField(blank=True, related_name='addresses', to='mailboxes.Mailbox', verbose_name='mailboxes'),
+        ),
+        migrations.AlterUniqueTogether(
+            name='address',
+            unique_together=set([('name', 'domain')]),
+        ),
+    ]

orchestra/contrib/mailboxes/models.py

@@ -13,7 +13,7 @@ from . import validators, settings
 
 class Mailbox(models.Model):
     CUSTOM = 'CUSTOM'
-    
+
     name = models.CharField(_("name"), unique=True, db_index=True,
         max_length=settings.MAILBOXES_NAME_MAX_LENGTH,
         help_text=_("Required. %s characters or fewer. Letters, digits and ./-/_ only.") %
@@ -23,7 +23,7 @@ class Mailbox(models.Model):
         ])
     password = models.CharField(_("password"), max_length=128)
     account = models.ForeignKey('accounts.Account', verbose_name=_("account"),
-        related_name='mailboxes')
+        related_name='mailboxes', on_delete=models.CASCADE)
     filtering = models.CharField(max_length=16,
         default=settings.MAILBOXES_MAILBOX_DEFAULT_FILTERING,
         choices=[(k, v[0]) for k,v in sorted(settings.MAILBOXES_MAILBOX_FILTERINGS.items())])
@@ -33,59 +33,59 @@ class Mailbox(models.Model):
                     "<a href='https://tty1.net/blog/2011/sieve-tutorial_en.html'>sieve language</a>. "
                     "This overrides any automatic junk email filtering"))
     is_active = models.BooleanField(_("active"), default=True)
-    
+
     class Meta:
         verbose_name_plural = _("mailboxes")
-    
+
     def __str__(self):
         return self.name
-    
+
     @cached_property
     def active(self):
         try:
             return self.is_active and self.account.is_active
-        except type(self).account.field.rel.to.DoesNotExist:
+        except type(self).account.field.model.DoesNotExist:
             return self.is_active
-    
+
     def disable(self):
         self.is_active = False
         self.save(update_fields=('is_active',))
-    
+
     def enable(self):
         self.is_active = False
         self.save(update_fields=('is_active',))
-    
+
     def set_password(self, raw_password):
         self.password = make_password(raw_password)
-    
+
     def get_home(self):
         context = {
             'name': self.name,
             'username': self.name,
         }
         return os.path.normpath(settings.MAILBOXES_HOME % context)
-    
+
     def clean(self):
         if self.filtering == self.CUSTOM and not self.custom_filtering:
             raise ValidationError({
                 'custom_filtering': _("Custom filtering is selected but not provided.")
             })
-    
+
     def get_filtering(self):
         name, content = settings.MAILBOXES_MAILBOX_FILTERINGS[self.filtering]
         if callable(content):
             # Custom filtering
             content = content(self)
         return (name, content)
-    
+
     def get_local_address(self):
         if not settings.MAILBOXES_LOCAL_DOMAIN:
             raise AttributeError("Mailboxes do not have a defined local address domain.")
         return '@'.join((self.name, settings.MAILBOXES_LOCAL_DOMAIN))
-    
+
     def get_forwards(self):
         return Address.objects.filter(forward__regex=r'(^|.*\s)%s(\s.*|$)' % self.name)
-    
+
     def get_addresses(self):
         mboxes = self.addresses.all()
         forwards = self.get_forwards()
@@ -97,33 +97,33 @@ class Address(models.Model):
         validators=[validators.validate_emailname],
         help_text=_("Address name, left blank for a <i>catch-all</i> address"))
     domain = models.ForeignKey(settings.MAILBOXES_DOMAIN_MODEL,
-        verbose_name=_("domain"), related_name='addresses')
+        verbose_name=_("domain"), related_name='addresses', on_delete=models.CASCADE)
     mailboxes = models.ManyToManyField(Mailbox, verbose_name=_("mailboxes"),
         related_name='addresses', blank=True)
     forward = models.CharField(_("forward"), max_length=256, blank=True,
         validators=[validators.validate_forward],
         help_text=_("Space separated email addresses or mailboxes"))
     account = models.ForeignKey('accounts.Account', verbose_name=_("Account"),
-        related_name='addresses')
+        related_name='addresses', on_delete=models.CASCADE)
-    
+
     class Meta:
         verbose_name_plural = _("addresses")
         unique_together = ('name', 'domain')
-    
+
     def __str__(self):
         return self.email
-    
+
     @property
     def email(self):
         return "%s@%s" % (self.name, self.domain)
-    
+
     @cached_property
     def destination(self):
         destinations = list(self.mailboxes.values_list('name', flat=True))
         if self.forward:
             destinations += self.forward.split()
         return ' '.join(destinations)
-    
+
     def clean(self):
         errors = defaultdict(list)
         local_domain = settings.MAILBOXES_LOCAL_DOMAIN
@@ -149,7 +149,7 @@ class Address(models.Model):
                     )
         if errors:
             raise ValidationError(errors)
-    
+
     def get_forward_mailboxes(self):
         rm_local_domain = re.compile(r'@%s$' % settings.MAILBOXES_LOCAL_DOMAIN)
         mailboxes = []
@@ -158,7 +158,7 @@ class Address(models.Model):
             if '@' not in forward:
                 mailboxes.append(forward)
         return Mailbox.objects.filter(name__in=mailboxes)
-    
+
     def get_mailboxes(self):
         for mailbox in self.mailboxes.all():
             yield mailbox
@@ -168,11 +168,11 @@ class Address(models.Model):
 
 class Autoresponse(models.Model):
     address = models.OneToOneField(Address, verbose_name=_("address"),
-        related_name='autoresponse')
+        related_name='autoresponse', on_delete=models.CASCADE)
     # TODO initial_date
     subject = models.CharField(_("subject"), max_length=256)
     message = models.TextField(_("message"))
     enabled = models.BooleanField(_("enabled"), default=False)
-    
+
     def __str__(self):
         return self.address

orchestra/contrib/mailboxes/serializers.py

@@ -8,17 +8,17 @@ from .models import Mailbox, Address
 
 class RelatedDomainSerializer(AccountSerializerMixin, RelatedHyperlinkedModelSerializer):
     class Meta:
-        model = Address.domain.field.rel.to
+        model = Address.domain.field.model
         fields = ('url', 'id', 'name')
 
 
 class RelatedAddressSerializer(AccountSerializerMixin, serializers.HyperlinkedModelSerializer):
     domain = RelatedDomainSerializer()
-    
+
     class Meta:
         model = Address
         fields = ('url', 'id', 'name', 'domain', 'forward')
-#    
+#
 #    def from_native(self, data, files=None):
 #        queryset = self.opts.model.objects.filter(account=self.account)
 #        return get_object_or_404(queryset, name=data['name'])
@@ -26,7 +26,7 @@ class RelatedAddressSerializer(AccountSerializerMixin, serializers.HyperlinkedMo
 
 class MailboxSerializer(AccountSerializerMixin, SetPasswordHyperlinkedSerializer):
     addresses = RelatedAddressSerializer(many=True, read_only=True)
-    
+
     class Meta:
         model = Mailbox
         fields = (
@@ -44,11 +44,11 @@ class RelatedMailboxSerializer(AccountSerializerMixin, RelatedHyperlinkedModelSe
 class AddressSerializer(AccountSerializerMixin, serializers.HyperlinkedModelSerializer):
     domain = RelatedDomainSerializer()
     mailboxes = RelatedMailboxSerializer(many=True, required=False) #allow_add_remove=True
-    
+
     class Meta:
         model = Address
         fields = ('url', 'id', 'name', 'domain', 'mailboxes', 'forward')
-    
+
     def validate(self, attrs):
         attrs = super(AddressSerializer, self).validate(attrs)
         if not attrs['mailboxes'] and not attrs['forward']:

orchestra/contrib/mailboxes/signals.py

@@ -27,7 +27,7 @@ def create_local_address(sender, *args, **kwargs):
     mbox = kwargs['instance']
     local_domain = settings.MAILBOXES_LOCAL_DOMAIN
     if not mbox.pk and local_domain:
-        Domain = Address._meta.get_field('domain').rel.to
+        Domain = Address._meta.get_field('domain').remote_field.model
         try:
             domain = Domain.objects.get(name=local_domain)
         except Domain.DoesNotExist:

orchestra/contrib/mailboxes/tests/functional_tests/tests.py

@@ -4,13 +4,14 @@ import poplib
 import smtplib
 import time
 import textwrap
+import unittest
 from email.mime.text import MIMEText
 
 from django.apps import apps
 from django.conf import settings as djsettings
 from django.contrib.contenttypes.models import ContentType
 from django.core.management.base import CommandError
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from selenium.webdriver.support.select import Select
 
 from orchestra.contrib.orchestration.models import Server, Route
@@ -21,6 +22,8 @@ from orchestra.utils.tests import BaseLiveServerTestCase, random_ascii, snapshot
 from ... import backends, settings
 from ...models import Mailbox
 
+TEST_REST_API = int(os.getenv('TEST_REST_API', '0'))
+
 
 class MailboxMixin(object):
     MASTER_SERVER = os.environ.get('ORCHESTRA_SLAVE_SERVER', 'localhost')
@@ -29,21 +32,21 @@ class MailboxMixin(object):
         'orchestra.contrib.mails',
         'orchestra.contrib.resources',
     )
-    
+
     def setUp(self):
         super(MailboxMixin, self).setUp()
         self.add_route()
         # clean resource relation from other tests
         apps.get_app_config('resources').reload_relations()
         djsettings.DEBUG = True
-    
+
     def add_route(self):
         server = Server.objects.create(name=self.MASTER_SERVER)
-        backend = backends.PasswdVirtualUserBackend.get_name()
+        backend = backends.RoundcubeIdentityController.get_name()
         Route.objects.create(backend=backend, match=True, host=server)
         backend = backends.PostfixAddressController.get_name()
         Route.objects.create(backend=backend, match=True, host=server)
-    
+
     def add_quota_resource(self):
         Resource.objects.create(
             name='disk',
@@ -55,38 +58,38 @@ class MailboxMixin(object):
             on_demand=False,
             default_allocation=2000
         )
-    
+
     def save(self):
         raise NotImplementedError
-    
+
     def add(self):
         raise NotImplementedError
-    
+
     def delete(self):
         raise NotImplementedError
-    
+
     def update(self):
         raise NotImplementedError
-    
+
     def disable(self):
         raise NotImplementedError
-    
+
     def add_group(self, username, groupname):
         raise NotImplementedError
-    
+
     def login_imap(self, username, password):
         mail = imaplib.IMAP4_SSL(self.MASTER_SERVER)
         status, msg = mail.login(username, password)
         self.assertEqual('OK', status)
         self.assertEqual(['Logged in'], msg)
         return mail
-    
+
     def login_pop3(self, username, password):
         pop = poplib.POP3(self.MASTER_SERVER)
         pop.user(username)
         pop.pass_(password)
         return pop
-    
+
     def send_email(self, to, token):
         msg = MIMEText(token)
         msg['To'] = to
@@ -100,14 +103,14 @@ class MailboxMixin(object):
             server.sendmail(msg['From'], msg['To'], msg.as_string())
         finally:
             server.quit()
-    
+
     def validate_mailbox(self, username):
         sshrun(self.MASTER_SERVER, "doveadm search -u %s ALL" % username, display=False)
-    
+
     def validate_email(self, username, token):
         home = Mailbox.objects.get(name=username).get_home()
         sshrun(self.MASTER_SERVER, "grep '%s' %s/Maildir/new/*" % (token, home), display=False)
-    
+
     def test_add(self):
         username = '%s_mailbox' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -115,7 +118,7 @@ class MailboxMixin(object):
         self.addCleanup(self.delete, username)
         imap = self.login_imap(username, password)
         self.validate_mailbox(username)
-    
+
     def test_change_password(self):
         username = '%s_systemuser' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -125,7 +128,7 @@ class MailboxMixin(object):
         new_password = '@!?%spppP001' % random_ascii(5)
         self.change_password(username, new_password)
         imap = self.login_imap(username, new_password)
-    
+
     def test_quota(self):
         username = '%s_mailbox' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -139,7 +142,7 @@ class MailboxMixin(object):
         imap = self.login_imap(username, password)
         imap_quota = int(imap.getquotaroot("INBOX")[1][1][0].split(' ')[-1].split(')')[0])
         self.assertEqual(quota*1024, imap_quota)
-    
+
     def test_send_email(self):
         username = '%s_mailbox' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -155,7 +158,7 @@ class MailboxMixin(object):
             server.sendmail(msg['From'], msg['To'], msg.as_string())
         finally:
             server.quit()
-    
+
     def test_address(self):
         username = '%s_mailbox' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -168,7 +171,7 @@ class MailboxMixin(object):
         token = random_ascii(100)
         self.send_email("%s@%s" % (name, domain), token)
         self.validate_email(username, token)
-    
+
     def test_disable(self):
         username = '%s_systemuser' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -178,7 +181,7 @@ class MailboxMixin(object):
         imap = self.login_imap(username, password)
         self.disable(username)
         self.assertRaises(imap.error, self.login_imap, username, password)
-    
+
     def test_delete(self):
         username = '%s_systemuser' % random_ascii(10)
         password = '@!?%sppppP001' % random_ascii(5)
@@ -193,7 +196,7 @@ class MailboxMixin(object):
         self.assertRaises(imap.error, self.login_imap, username, password)
         self.assertRaises(CommandError,
                 sshrun, self.MASTER_SERVER, 'ls %s' % home, display=False)
-    
+
     def test_delete_address(self):
         username = '%s_mailbox' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
@@ -209,14 +212,14 @@ class MailboxMixin(object):
         self.delete_address(username)
         self.send_email("%s@%s" % (name, domain), token)
         self.validate_email(username, token)
-    
+
     def test_custom_filtering(self):
         username = '%s_mailbox' % random_ascii(10)
         password = '@!?%spppP001' % random_ascii(5)
         folder = random_ascii(5)
         filtering = textwrap.dedent("""
             require "fileinto";
-            if true { 
+            if true {
                 fileinto "%s";
                 stop;
             }""" % folder)
@@ -235,11 +238,12 @@ class MailboxMixin(object):
 # TODO test autoreply
 
 
+@unittest.skipUnless(TEST_REST_API, "REST API tests")
 class RESTMailboxMixin(MailboxMixin):
     def setUp(self):
         super(RESTMailboxMixin, self).setUp()
         self.rest_login()
-    
+
     @save_response_on_error
     def add(self, username, password, quota=None, filtering=None):
         extra = {}
@@ -258,28 +262,28 @@ class RESTMailboxMixin(MailboxMixin):
                 'custom_filtering': filtering,
             })
         self.rest.mailboxes.create(name=username, password=password, **extra)
-    
+
     @save_response_on_error
     def delete(self, username):
         mailbox = self.rest.mailboxes.retrieve(name=username).get()
         mailbox.delete()
-    
+
     @save_response_on_error
     def change_password(self, username, password):
         mailbox = self.rest.mailboxes.retrieve(name=username).get()
         mailbox.change_password(password)
-    
+
     @save_response_on_error
     def add_address(self, username, name, domain):
         mailbox = self.rest.mailboxes.retrieve(name=username).get()
         domain = self.rest.domains.retrieve(name=domain.name).get()
         self.rest.addresses.create(name=name, domain=domain, mailboxes=[mailbox])
-    
+
     @save_response_on_error
     def delete_address(self, username):
         mailbox = self.rest.mailboxes.retrieve(name=username).get()
         self.rest.addresses.delete()
-    
+
     @save_response_on_error
     def disable(self, username):
         mailbox = self.rest.mailboxes.retrieve(name=username).get()
@@ -290,30 +294,30 @@ class AdminMailboxMixin(MailboxMixin):
     def setUp(self):
         super(AdminMailboxMixin, self).setUp()
         self.admin_login()
-    
+
     @snapshot_on_error
     def add(self, username, password, quota=None, filtering=None):
         url = self.live_server_url + reverse('admin:mailboxes_mailbox_add')
         self.selenium.get(url)
-        
+
 #        account_input = self.selenium.find_element_by_id('id_account')
 #        account_select = Select(account_input)
 #        account_select.select_by_value(str(self.account.pk))
-        
+
         name_field = self.selenium.find_element_by_id('id_name')
         name_field.send_keys(username)
-        
+
         password_field = self.selenium.find_element_by_id('id_password1')
         password_field.send_keys(password)
         password_field = self.selenium.find_element_by_id('id_password2')
         password_field.send_keys(password)
-        
+
         if quota is not None:
             quota_id = 'id_resources-resourcedata-content_type-object_id-0-allocated'
             quota_field = self.selenium.find_element_by_id(quota_id)
             quota_field.clear()
             quota_field.send_keys(quota)
-        
+
         if filtering is not None:
             filtering_input = self.selenium.find_element_by_id('id_filtering')
             filtering_select = Select(filtering_input)
@@ -323,45 +327,45 @@ class AdminMailboxMixin(MailboxMixin):
             time.sleep(0.5)
             filtering_field = self.selenium.find_element_by_id('id_custom_filtering')
             filtering_field.send_keys(filtering)
-        
+
         name_field.submit()
         self.assertNotEqual(url, self.selenium.current_url)
-    
+
     @snapshot_on_error
     def delete(self, username):
         mailbox = Mailbox.objects.get(name=username)
         self.admin_delete(mailbox)
-    
+
     @snapshot_on_error
     def change_password(self, username, password):
         mailbox = Mailbox.objects.get(name=username)
         self.admin_change_password(mailbox, password)
-    
+
     @snapshot_on_error
     def add_address(self, username, name, domain):
         url = self.live_server_url + reverse('admin:mailboxes_address_add')
         self.selenium.get(url)
-        
+
         name_field = self.selenium.find_element_by_id('id_name')
         name_field.send_keys(name)
-        
+
         domain_input = self.selenium.find_element_by_id('id_domain')
         domain_select = Select(domain_input)
         domain_select.select_by_value(str(domain.pk))
-        
+
         mailboxes = self.selenium.find_element_by_id('id_mailboxes_add_all_link')
         mailboxes.click()
         time.sleep(0.5)
         name_field.submit()
-        
+
         self.assertNotEqual(url, self.selenium.current_url)
-    
+
     @snapshot_on_error
     def delete_address(self, username):
         mailbox = Mailbox.objects.get(name=username)
         address = mailbox.addresses.get()
         self.admin_delete(address)
-    
+
     @snapshot_on_error
     def disable(self, username):
         mailbox = Mailbox.objects.get(name=username)

orchestra/contrib/mailer/actions.py

@@ -1,4 +1,4 @@
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.shortcuts import redirect
 
 

orchestra/contrib/mailer/admin.py

@@ -3,7 +3,7 @@ import email
 
 from django import forms
 from django.contrib import admin
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db.models import Count
 from django.shortcuts import redirect
 from django.utils.translation import ugettext_lazy as _
@@ -52,11 +52,11 @@ class MessageAdmin(ExtendedModelAdmin):
     )
     date_hierarchy = 'created_at'
     change_view_actions = (last,)
-    
+
     colored_state = admin_colored('state', colors=COLORS)
     created_at_delta = admin_date('created_at')
     last_try_delta = admin_date('last_try')
-    
+
     def display_subject(self, instance):
         subject = instance.subject
         if len(subject) > 64:
@@ -65,7 +65,7 @@ class MessageAdmin(ExtendedModelAdmin):
     display_subject.short_description = _("Subject")
     display_subject.admin_order_field = 'subject'
     display_subject.allow_tags = True
-    
+
     def display_retries(self, instance):
         num_logs = instance.logs__count
         if num_logs == 1:
@@ -78,7 +78,7 @@ class MessageAdmin(ExtendedModelAdmin):
     display_retries.short_description = _("Retries")
     display_retries.admin_order_field = 'retries'
     display_retries.allow_tags = True
-    
+
     def display_content(self, instance):
         part = email.message_from_string(instance.content)
         payload = part.get_payload()
@@ -102,19 +102,19 @@ class MessageAdmin(ExtendedModelAdmin):
         return payload
     display_content.short_description = _("Content")
     display_content.allow_tags = True
-    
+
     def display_full_subject(self, instance):
         return instance.subject
     display_full_subject.short_description = _("Subject")
-    
+
     def display_from(self, instance):
         return instance.from_address
     display_from.short_description = _("From")
-    
+
     def display_to(self, instance):
         return instance.to_address
     display_to.short_description = _("To")
-    
+
     def get_urls(self):
         from django.conf.urls import url
         urls = super().get_urls()
@@ -125,16 +125,16 @@ class MessageAdmin(ExtendedModelAdmin):
                 name='%s_%s_send_pending' % info)
         )
         return urls
-    
+
     def get_queryset(self, request):
         qs = super().get_queryset(request)
         return qs.annotate(Count('logs')).defer('content')
-    
+
     def send_pending_view(self, request):
         task(send_pending).apply_async()
         self.message_user(request, _("Pending messages are being sent on the background."))
         return redirect('..')
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         if db_field.name == 'subject':
             kwargs['widget'] = forms.TextInput(attrs={'size':'100'})
@@ -148,7 +148,7 @@ class SMTPLogAdmin(admin.ModelAdmin):
     list_filter = ('result',)
     fields = ('message_link', 'colored_result', 'date_delta', 'log_message')
     readonly_fields = fields
-    
+
     message_link = admin_link('message')
     colored_result = admin_colored('result', colors=COLORS, bold=False)
     date_delta = admin_date('date')

orchestra/contrib/mailer/migrations/0001_initial.py

@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
+import django.db.models.deletion
 from django.db import models, migrations
 
 
@@ -32,7 +33,7 @@ class Migration(migrations.Migration):
                 ('result', models.CharField(choices=[('SUCCESS', 'Success'), ('FAILURE', 'Failure')], default='SUCCESS', max_length=16)),
                 ('date', models.DateTimeField(auto_now_add=True)),
                 ('log_message', models.TextField()),
-                ('message', models.ForeignKey(to='mailer.Message', editable=False, related_name='logs')),
+                ('message', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='mailer.Message', editable=False, related_name='logs')),
             ],
         ),
     ]

orchestra/contrib/mailer/migrations/0001_squashed_0005_auto_20160219_1056.py

@@ -0,0 +1,89 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:28
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('mailer', '0001_initial'), ('mailer', '0002_auto_20150617_1021'), ('mailer', '0003_auto_20150617_1024'), ('mailer', '0004_auto_20150805_1328'), ('mailer', '0005_auto_20160219_1056')]
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Message',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('state', models.CharField(choices=[('QUEUED', 'Queued'), ('SENT', 'Sent'), ('DEFERRED', 'Deferred'), ('FAILED', 'Failes')], default='QUEUED', max_length=16, verbose_name='State')),
+                ('priority', models.PositiveIntegerField(choices=[(0, 'Critical (not queued)'), (1, 'High'), (2, 'Normal'), (3, 'Low')], default=2, verbose_name='Priority')),
+                ('to_address', models.CharField(max_length=256)),
+                ('from_address', models.CharField(max_length=256)),
+                ('subject', models.CharField(max_length=256, verbose_name='subject')),
+                ('content', models.TextField(verbose_name='content')),
+                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='created at')),
+                ('retries', models.PositiveIntegerField(default=0, verbose_name='retries')),
+                ('last_retry', models.DateTimeField(auto_now=True, verbose_name='last try')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='SMTPLog',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('result', models.CharField(choices=[('SUCCESS', 'Success'), ('FAILURE', 'Failure')], default='SUCCESS', max_length=16)),
+                ('date', models.DateTimeField(auto_now_add=True)),
+                ('log_message', models.TextField()),
+                ('message', models.ForeignKey(editable=False, on_delete=django.db.models.deletion.CASCADE, related_name='logs', to='mailer.Message')),
+            ],
+        ),
+        migrations.RenameField(
+            model_name='message',
+            old_name='last_retry',
+            new_name='last_try',
+        ),
+        migrations.AlterField(
+            model_name='message',
+            name='last_try',
+            field=models.DateTimeField(verbose_name='last try'),
+        ),
+        migrations.AlterField(
+            model_name='message',
+            name='subject',
+            field=models.TextField(verbose_name='subject'),
+        ),
+        migrations.AlterField(
+            model_name='message',
+            name='last_try',
+            field=models.DateTimeField(null=True, verbose_name='last try'),
+        ),
+        migrations.AlterField(
+            model_name='message',
+            name='state',
+            field=models.CharField(choices=[('QUEUED', 'Queued'), ('SENT', 'Sent'), ('DEFERRED', 'Deferred'), ('FAILED', 'Failed')], default='QUEUED', max_length=16, verbose_name='State'),
+        ),
+        migrations.AlterField(
+            model_name='message',
+            name='last_try',
+            field=models.DateTimeField(db_index=True, null=True, verbose_name='last try'),
+        ),
+        migrations.AlterField(
+            model_name='message',
+            name='priority',
+            field=models.PositiveIntegerField(choices=[(0, 'Critical (not queued)'), (1, 'High'), (2, 'Normal'), (3, 'Low')], db_index=True, default=2, verbose_name='Priority'),
+        ),
+        migrations.AlterField(
+            model_name='message',
+            name='retries',
+            field=models.PositiveIntegerField(db_index=True, default=0, verbose_name='retries'),
+        ),
+        migrations.AlterField(
+            model_name='message',
+            name='state',
+            field=models.CharField(choices=[('QUEUED', 'Queued'), ('SENT', 'Sent'), ('DEFERRED', 'Deferred'), ('FAILED', 'Failed')], db_index=True, default='QUEUED', max_length=16, verbose_name='State'),
+        ),
+    ]

orchestra/contrib/mailer/models.py

@@ -15,7 +15,7 @@ class Message(models.Model):
         (DEFERRED, _("Deferred")),
         (FAILED, _("Failed")),
     )
-    
+
     CRITICAL = 0
     HIGH = 1
     NORMAL = 2
@@ -26,7 +26,7 @@ class Message(models.Model):
         (NORMAL, _("Normal")),
         (LOW, _("Low")),
     )
-    
+
     state = models.CharField(_("State"), max_length=16, choices=STATES, default=QUEUED,
         db_index=True)
     priority = models.PositiveIntegerField(_("Priority"), choices=PRIORITIES, default=NORMAL,
@@ -38,21 +38,21 @@ class Message(models.Model):
     created_at = models.DateTimeField(_("created at"), auto_now_add=True)
     retries = models.PositiveIntegerField(_("retries"), default=0, db_index=True)
     last_try = models.DateTimeField(_("last try"), null=True, db_index=True)
-    
+
     def __str__(self):
         return '%s to %s' % (self.subject, self.to_address)
-    
+
     def defer(self):
         self.state = self.DEFERRED
         # Max tries
         if self.retries >= len(settings.MAILER_DEFERE_SECONDS):
             self.state = self.FAILED
         self.save(update_fields=('state',))
-    
+
     def sent(self):
         self.state = self.SENT
         self.save(update_fields=('state',))
-    
+
     def log(self, error):
         result = SMTPLog.SUCCESS
         if error:
@@ -67,7 +67,7 @@ class SMTPLog(models.Model):
         (SUCCESS, _("Success")),
         (FAILURE, _("Failure")),
     )
-    message = models.ForeignKey(Message, editable=False, related_name='logs')
+    message = models.ForeignKey(Message, editable=False, related_name='logs', on_delete=models.CASCADE)
     result = models.CharField(max_length=16, choices=RESULTS, default=SUCCESS)
     date = models.DateTimeField(auto_now_add=True)
     log_message = models.TextField()

orchestra/contrib/miscellaneous/admin.py

@@ -1,6 +1,6 @@
 from django import forms
 from django.contrib import admin
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db import models
 from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
@@ -36,19 +36,19 @@ class MiscServiceAdmin(ExtendedModelAdmin):
     prepopulated_fields = {'name': ('verbose_name',)}
     change_readonly_fields = ('name',)
     actions = (disable, enable)
-    
+
     def display_name(self, misc):
         return '<span title="%s">%s</span>' % (misc.description, misc.name)
     display_name.short_description = _("name")
     display_name.allow_tags = True
     display_name.admin_order_field = 'name'
-    
+
     def display_verbose_name(self, misc):
         return '<span title="%s">%s</span>' % (misc.description, misc.verbose_name)
     display_verbose_name.short_description = _("verbose name")
     display_verbose_name.allow_tags = True
     display_verbose_name.admin_order_field = 'verbose_name'
-    
+
     def num_instances(self, misc):
         """ return num slivers as a link to slivers changelist view """
         num = misc.instances__count
@@ -57,11 +57,11 @@ class MiscServiceAdmin(ExtendedModelAdmin):
         return mark_safe('<a href="{0}">{1}</a>'.format(url, num))
     num_instances.short_description = _("Instances")
     num_instances.admin_order_field = 'instances__count'
-    
+
     def get_queryset(self, request):
         qs = super(MiscServiceAdmin, self).get_queryset(request)
         return qs.annotate(models.Count('instances', distinct=True))
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         """ Make value input widget bigger """
         if db_field.name == 'description':
@@ -83,21 +83,21 @@ class MiscellaneousAdmin(SelectPluginAdminMixin, AccountAdminMixin, ExtendedMode
     actions = (disable, enable)
     plugin_field = 'service'
     plugin = MiscServicePlugin
-    
+
     service_link = admin_link('service')
-    
+
     def dispaly_active(self, instance):
         return instance.active
     dispaly_active.short_description = _("Active")
     dispaly_active.boolean = True
     dispaly_active.admin_order_field = 'is_active'
-    
+
     def get_service(self, obj):
         if obj is None:
             return self.plugin.get(self.plugin_value).related_instance
         else:
             return obj.service
-    
+
     def get_fieldsets(self, request, obj=None):
         fieldsets = super().get_fieldsets(request, obj)
         fields = list(fieldsets[0][1]['fields'])
@@ -110,7 +110,7 @@ class MiscellaneousAdmin(SelectPluginAdminMixin, AccountAdminMixin, ExtendedMode
             fields.insert(2, 'identifier')
         fieldsets[0][1]['fields'] = fields
         return fieldsets
-    
+
     def get_form(self, request, obj=None, **kwargs):
         if obj:
             plugin = self.plugin.get(obj.service.name)()
@@ -127,16 +127,16 @@ class MiscellaneousAdmin(SelectPluginAdminMixin, AccountAdminMixin, ExtendedMode
                 validator = import_class(validator_path)
                 validator(identifier)
             return identifier
-        
+
         form.clean_identifier = clean_identifier
         return form
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         """ Make value input widget bigger """
         if db_field.name == 'description':
             kwargs['widget'] = forms.Textarea(attrs={'cols': 70, 'rows': 4})
         return super(MiscellaneousAdmin, self).formfield_for_dbfield(db_field, **kwargs)
-    
+
     def save_model(self, request, obj, form, change):
         if not change:
             plugin = self.plugin

orchestra/contrib/miscellaneous/migrations/0001_initial.py

@@ -2,6 +2,7 @@
 from __future__ import unicode_literals
 
 from django.db import models, migrations
+import django.db.models.deletion
 import orchestra.core.validators
 from django.conf import settings
 import orchestra.models.fields
@@ -22,7 +23,7 @@ class Migration(migrations.Migration):
                 ('description', models.TextField(blank=True, verbose_name='description')),
                 ('amount', models.PositiveIntegerField(default=1, verbose_name='amount')),
                 ('is_active', models.BooleanField(default=True, help_text='Designates whether this service should be treated as active. Unselect this instead of deleting services.', verbose_name='active')),
-                ('account', models.ForeignKey(related_name='miscellaneous', verbose_name='account', to=settings.AUTH_USER_MODEL)),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='miscellaneous', verbose_name='account', to=settings.AUTH_USER_MODEL)),
             ],
             options={
                 'verbose_name_plural': 'miscellaneous',
@@ -43,6 +44,6 @@ class Migration(migrations.Migration):
         migrations.AddField(
             model_name='miscellaneous',
             name='service',
-            field=models.ForeignKey(related_name='instances', verbose_name='service', to='miscellaneous.MiscService'),
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='instances', verbose_name='service', to='miscellaneous.MiscService'),
         ),
     ]

orchestra/contrib/miscellaneous/migrations/0001_squashed_0002_auto_20150723_1252.py

@@ -0,0 +1,59 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:28
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import orchestra.core.validators
+import orchestra.models.fields
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('miscellaneous', '0001_initial'), ('miscellaneous', '0002_auto_20150723_1252')]
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Miscellaneous',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('identifier', orchestra.models.fields.NullableCharField(help_text='A unique identifier for this service.', max_length=256, null=True, unique=True, verbose_name='identifier')),
+                ('description', models.TextField(blank=True, verbose_name='description')),
+                ('amount', models.PositiveIntegerField(default=1, verbose_name='amount')),
+                ('is_active', models.BooleanField(default=True, help_text='Designates whether this service should be treated as active. Unselect this instead of deleting services.', verbose_name='active')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='miscellaneous', to=settings.AUTH_USER_MODEL, verbose_name='account')),
+            ],
+            options={
+                'verbose_name_plural': 'miscellaneous',
+            },
+        ),
+        migrations.CreateModel(
+            name='MiscService',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(help_text='Raw name used for internal referenciation, i.e. service match definition', max_length=32, unique=True, validators=[orchestra.core.validators.validate_name], verbose_name='name')),
+                ('verbose_name', models.CharField(blank=True, help_text='Human readable name', max_length=256, verbose_name='verbose name')),
+                ('description', models.TextField(blank=True, help_text='Optional description', verbose_name='description')),
+                ('has_identifier', models.BooleanField(default=True, help_text='Designates if this service has a <b>unique text</b> field that identifies it or not.', verbose_name='has identifier')),
+                ('has_amount', models.BooleanField(default=False, help_text='Designates whether this service has <tt>amount</tt> property or not.', verbose_name='has amount')),
+                ('is_active', models.BooleanField(default=True, help_text='Whether new instances of this service can be created or not. Unselect this instead of deleting services.', verbose_name='active')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='miscellaneous',
+            name='service',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='instances', to='miscellaneous.MiscService', verbose_name='service'),
+        ),
+        migrations.AlterField(
+            model_name='miscellaneous',
+            name='identifier',
+            field=orchestra.models.fields.NullableCharField(db_index=True, help_text='A unique identifier for this service.', max_length=256, null=True, unique=True, verbose_name='identifier'),
+        ),
+    ]

orchestra/contrib/miscellaneous/models.py

@@ -22,30 +22,30 @@ class MiscService(models.Model):
     is_active = models.BooleanField(_("active"), default=True,
         help_text=_("Whether new instances of this service can be created "
                     "or not. Unselect this instead of deleting services."))
-    
+
     def __str__(self):
         return self.name
-    
+
     def clean(self):
         self.verbose_name = self.verbose_name.strip()
-    
+
     def get_verbose_name(self):
         return self.verbose_name or self.name
-    
+
     def disable(self):
         self.is_active = False
         self.save(update_fields=('is_active',))
-    
+
     def enable(self):
         self.is_active = False
         self.save(update_fields=('is_active',))
 
 
 class Miscellaneous(models.Model):
-    service = models.ForeignKey(MiscService, verbose_name=_("service"),
+    service = models.ForeignKey(MiscService, on_delete=models.CASCADE,
-        related_name='instances')
+        verbose_name=_("service"), related_name='instances')
-    account = models.ForeignKey('accounts.Account', verbose_name=_("account"),
+    account = models.ForeignKey('accounts.Account', on_delete=models.CASCADE,
-        related_name='miscellaneous')
+        verbose_name=_("account"), related_name='miscellaneous')
     identifier = NullableCharField(_("identifier"), max_length=256, null=True, unique=True,
         db_index=True, help_text=_("A unique identifier for this service."))
     description = models.TextField(_("description"), blank=True)
@@ -53,32 +53,32 @@ class Miscellaneous(models.Model):
     is_active = models.BooleanField(_("active"), default=True,
         help_text=_("Designates whether this service should be treated as "
                     "active. Unselect this instead of deleting services."))
-    
+
     class Meta:
         verbose_name_plural = _("miscellaneous")
-    
+
     def __str__(self):
         return self.identifier or self.description[:32] or str(self.service)
-    
+
     @cached_property
     def active(self):
         return self.is_active and self.service.is_active and self.account.is_active
-    
+
     def get_description(self):
         return ' '.join((str(self.amount), self.service.description or self.service.verbose_name))
-    
+
     def disable(self):
         self.is_active = False
         self.save(update_fields=('is_active',))
-    
+
     def enable(self):
         self.is_active = False
         self.save(update_fields=('is_active',))
-    
+
     @cached_property
     def service_class(self):
         return self.service
-    
+
     def clean(self):
         if self.identifier:
             self.identifier = self.identifier.strip().lower()

orchestra/contrib/orchestration/__init__.py

@@ -15,21 +15,21 @@ class Operation():
     MONITOR = 'monitor'
     EXCEEDED = 'exceeded'
     RECOVERY = 'recovery'
-    
+
     def __str__(self):
         return '%s.%s(%s)' % (self.backend, self.action, self.instance)
-    
+
     def __repr__(self):
         return str(self)
-    
+
     def __hash__(self):
         """ set() """
         return hash((self.backend, self.instance, self.action))
-    
+
     def __eq__(self, operation):
         """ set() """
         return hash(self) == hash(operation)
-    
+
     def __init__(self, backend, instance, action, routes=None):
         self.backend = backend
         # instance should maintain any dynamic attribute until backend execution
@@ -37,13 +37,13 @@ class Operation():
         self.instance = copy.deepcopy(instance)
         self.action = action
         self.routes = routes
-    
+
     @classmethod
-    def execute(cls, operations, serialize=False, async=None):
+    def execute(cls, operations, serialize=False, run_async=None):
         from . import manager
         scripts, backend_serialize = manager.generate(operations)
-        return manager.execute(scripts, serialize=(serialize or backend_serialize), async=async)
+        return manager.execute(scripts, serialize=(serialize or backend_serialize), run_async=run_async)
-    
+
     @classmethod
     def create_for_action(cls, instances, action):
         if not isinstance(instances, collections.Iterable):
@@ -56,13 +56,13 @@ class Operation():
                     cls(backend_cls, instance, action)
                 )
         return operations
-    
+
     @classmethod
     def execute_action(cls, instances, action):
         """ instances can be an object or an iterable for batch processing """
         operations = cls.create_for_action(instances, action)
         return cls.execute(operations)
-    
+
     def preload_context(self):
         """
         Heuristic: Running get_context will prevent most of related objects do not exist errors
@@ -70,7 +70,7 @@ class Operation():
         if self.action == self.DELETE:
             if hasattr(self.backend, 'get_context'):
                 self.backend().get_context(self.instance)
-    
+
     def store(self, log):
         from .models import BackendOperation
         return BackendOperation.objects.create(
@@ -79,7 +79,7 @@ class Operation():
             instance=self.instance,
             action=self.action,
         )
-    
+
     @classmethod
     def load(cls, operation, log=None):
         routes = None
@@ -88,4 +88,4 @@ class Operation():
                 (operation.backend, operation.action): AttrDict(host=log.server)
             }
         return cls(operation.backend_class, operation.instance, operation.action, routes=routes)
-    
+

orchestra/contrib/orchestration/admin.py

@@ -30,25 +30,25 @@ STATE_COLORS = {
 
 class RouteAdmin(ExtendedModelAdmin):
     list_display = (
-        'display_backend', 'host', 'match', 'display_model', 'display_actions', 'async',
+        'display_backend', 'host', 'match', 'display_model', 'display_actions', 'run_async',
         'is_active'
     )
-    list_editable = ('host', 'match', 'async', 'is_active')
+    list_editable = ('host', 'match', 'run_async', 'is_active')
-    list_filter = ('host', 'is_active', 'async', 'backend')
+    list_filter = ('host', 'is_active', 'run_async', 'backend')
     list_prefetch_related = ('host',)
     ordering = ('backend',)
-    add_fields = ('backend', 'host', 'match', 'async', 'is_active')
+    add_fields = ('backend', 'host', 'match', 'run_async', 'is_active')
     change_form = RouteForm
     actions = (orchestrate,)
     change_view_actions = actions
-    
+
     BACKEND_HELP_TEXT = helpers.get_backends_help_text(ServiceBackend.get_backends())
     DEFAULT_MATCH = {
         backend.get_name(): backend.default_route_match for backend in ServiceBackend.get_backends()
     }
-    
+
     display_backend = display_plugin_field('backend')
-    
+
     def display_model(self, route):
         try:
             return escape(route.backend_class.model)
@@ -56,7 +56,7 @@ class RouteAdmin(ExtendedModelAdmin):
             return "<span style='color: red;'>NOT AVAILABLE</span>"
     display_model.short_description = _("model")
     display_model.allow_tags = True
-    
+
     def display_actions(self, route):
         try:
             return '<br>'.join(route.backend_class.get_actions())
@@ -64,7 +64,7 @@ class RouteAdmin(ExtendedModelAdmin):
             return "<span style='color: red;'>NOT AVAILABLE</span>"
     display_actions.short_description = _("actions")
     display_actions.allow_tags = True
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         """ Provides dynamic help text on backend form field """
         if db_field.name == 'backend':
@@ -79,23 +79,23 @@ class RouteAdmin(ExtendedModelAdmin):
                 request._host_choices_cache = choices = list(field.choices)
             field.choices = choices
         return field
-    
+
     def get_form(self, request, obj=None, **kwargs):
         """ Include dynamic help text for existing objects """
         form = super(RouteAdmin, self).get_form(request, obj, **kwargs)
         if obj:
             form.base_fields['backend'].help_text = self.BACKEND_HELP_TEXT.get(obj.backend, '')
         return form
-    
+
     def show_orchestration_disabled(self, request):
         if settings.ORCHESTRATION_DISABLE_EXECUTION:
             msg = _("Orchestration execution is disabled by <tt>ORCHESTRATION_DISABLE_EXECUTION</tt> setting.")
             self.message_user(request, mark_safe(msg), messages.WARNING)
-    
+
     def changelist_view(self, request, extra_context=None):
         self.show_orchestration_disabled(request)
         return super(RouteAdmin, self).changelist_view(request, extra_context)
-    
+
     def changeform_view(self, request, object_id=None, form_url='', extra_context=None):
         self.show_orchestration_disabled(request)
         return super(RouteAdmin, self).changeform_view(
@@ -108,12 +108,12 @@ class BackendOperationInline(admin.TabularInline):
     readonly_fields = ('action', 'instance_link')
     extra = 0
     can_delete = False
-    
+
     class Media:
         css = {
             'all': ('orchestra/css/hide-inline-id.css',)
         }
-    
+
     def instance_link(self, operation):
         link = admin_link('instance')(self, operation)
         if link == '---':
@@ -122,10 +122,10 @@ class BackendOperationInline(admin.TabularInline):
         return link
     instance_link.allow_tags = True
     instance_link.short_description = _("Instance")
-    
+
     def has_add_permission(self, *args, **kwargs):
         return False
-    
+
     def get_queryset(self, request):
         queryset = super(BackendOperationInline, self).get_queryset(request)
         return queryset.prefetch_related('instance')
@@ -149,7 +149,7 @@ class BackendLogAdmin(ChangeViewActionsMixin, admin.ModelAdmin):
     readonly_fields = fields
     actions = (retry_backend,)
     change_view_actions = actions
-    
+
     server_link = admin_link('server')
     display_created = admin_date('created_at', short_description=_("Created"))
     display_state = admin_colored('state', colors=STATE_COLORS)
@@ -157,17 +157,17 @@ class BackendLogAdmin(ChangeViewActionsMixin, admin.ModelAdmin):
     mono_stdout = display_mono('stdout')
     mono_stderr = display_mono('stderr')
     mono_traceback = display_mono('traceback')
-    
+
     class Media:
         css = {
             'all': ('orchestra/css/pygments/github.css',)
         }
-    
+
     def get_queryset(self, request):
         """ Order by structured name and imporve performance """
         qs = super(BackendLogAdmin, self).get_queryset(request)
         return qs.select_related('server').defer('script', 'stdout')
-    
+
     def has_add_permission(self, *args, **kwargs):
         return False
 
@@ -177,17 +177,17 @@ class ServerAdmin(ExtendedModelAdmin):
     list_filter = ('os',)
     actions = (orchestrate,)
     change_view_actions = actions
-    
+
     def display_ping(self, instance):
         return self._remote_state[instance.pk][0]
     display_ping.short_description = _("Ping")
     display_ping.allow_tags = True
-    
+
     def display_uptime(self, instance):
         return self._remote_state[instance.pk][1]
     display_uptime.short_description = _("Uptime")
     display_uptime.allow_tags = True
-    
+
     def get_queryset(self, request):
         """ Order by structured name and imporve performance """
         qs = super(ServerAdmin, self).get_queryset(request)

orchestra/contrib/orchestration/backends.py

@@ -31,7 +31,7 @@ class ServiceMount(plugins.PluginMount):
 class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
     """
     Service management backend base class
-    
+
     It uses the _unit of work_ design principle, which allows bulk operations to
     be conviniently supported. Each backend generates the configuration for all
     the changes of all modified objects, reloading the daemon just once.
@@ -52,15 +52,15 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
     # By default backend will not run if actions do not generate insctructions,
     # If your backend uses prepare() or commit() only then you should set force_empty_action_execution = True
     force_empty_action_execution = False
-    
+
     def __str__(self):
         return type(self).__name__
-    
+
     def __init__(self):
         self.head = []
         self.content = []
         self.tail = []
-    
+
     def __getattribute__(self, attr):
         """ Select head, content or tail section depending on the method name """
         IGNORE_ATTRS = (
@@ -83,29 +83,29 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
         elif attr not in IGNORE_ATTRS and attr in self.actions:
             self.set_content()
         return super(ServiceBackend, self).__getattribute__(attr)
-    
+
     def set_head(self):
         self.cmd_section = self.head
-    
+
     def set_tail(self):
         self.cmd_section = self.tail
-    
+
     def set_content(self):
         self.cmd_section = self.content
-    
+
     @classmethod
     def get_actions(cls):
         return [ action for action in cls.actions if action in dir(cls) ]
-    
+
     @classmethod
     def get_name(cls):
         return cls.__name__
-    
+
     @classmethod
     def is_main(cls, obj):
         opts = obj._meta
         return cls.model == '%s.%s' % (opts.app_label, opts.object_name)
-    
+
     @classmethod
     def get_related(cls, obj):
         opts = obj._meta
@@ -122,7 +122,7 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
                     return related.all()
                 return [related]
         return []
-    
+
     @classmethod
     def get_backends(cls, instance=None, action=None):
         backends = cls.get_plugins()
@@ -140,15 +140,15 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
             if include:
                 included.append(backend)
         return included
-    
+
     @classmethod
     def get_backend(cls, name):
         return cls.get(name)
-    
+
     @classmethod
     def model_class(cls):
         return apps.get_model(cls.model)
-    
+
     @property
     def scripts(self):
         """ group commands based on their method """
@@ -163,12 +163,12 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
             except KeyError:
                 pass
         return list(scripts.items())
-    
+
     def get_banner(self):
         now = timezone.localtime(timezone.now())
         time = now.strftime("%h %d, %Y %I:%M:%S %Z")
         return "Generated by Orchestra at %s" % time
-    
+
     def create_log(self, server, **kwargs):
         from .models import BackendLog
         state = BackendLog.RECEIVED
@@ -181,8 +181,8 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
             manager = manager.using(using)
         log = manager.create(backend=self.get_name(), state=state, server=server)
         return log
-    
+
-    def execute(self, server, async=False, log=None):
+    def execute(self, server, run_async=False, log=None):
         from .models import BackendLog
         if log is None:
             log = self.create_log(server)
@@ -190,11 +190,11 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
         if run:
             scripts = self.scripts
             for method, commands in scripts:
-                method(log, server, commands, async)
+                method(log, server, commands, run_async)
                 if log.state != BackendLog.SUCCESS:
                     break
         return log
-    
+
     def append(self, *cmd):
         # aggregate commands acording to its execution method
         if isinstance(cmd[0], str):
@@ -207,10 +207,10 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
             self.cmd_section.append((method, [cmd]))
         else:
             self.cmd_section[-1][1].append(cmd)
-    
+
     def get_context(self, obj):
         return {}
-    
+
     def prepare(self):
         """
         hook for executing something at the beging
@@ -221,7 +221,7 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
             set -o pipefail
             exit_code=0""")
         )
-    
+
     def commit(self):
         """
         hook for executing something at the end
@@ -235,11 +235,11 @@ class ServiceBackend(plugins.Plugin, metaclass=ServiceMount):
 class ServiceController(ServiceBackend):
     actions = ('save', 'delete')
     abstract = True
-    
+
     @classmethod
     def get_verbose_name(cls):
         return _("[S] %s") % super(ServiceController, cls).get_verbose_name()
-    
+
     @classmethod
     def get_backends(cls):
         """ filter controller classes """

orchestra/contrib/orchestration/helpers.py

@@ -2,7 +2,7 @@ import textwrap
 
 from django.contrib import messages
 from django.core.mail import mail_admins
-from django.core.urlresolvers import reverse, NoReverseMatch
+from django.urls import reverse, NoReverseMatch
 from django.utils.html import escape
 from django.utils.safestring import mark_safe
 from django.utils.translation import ungettext, ugettext_lazy as _
@@ -105,7 +105,7 @@ def get_backend_url(ids):
 
 def get_messages(logs):
     messages = []
-    total, successes, async = 0, 0, 0
+    total, successes, run_async = 0, 0, 0
     ids = []
     async_ids = []
     for log in logs:
@@ -118,17 +118,17 @@ def get_messages(logs):
         if log.is_success:
             successes += 1
         elif not log.has_finished:
-            async += 1
+            run_async += 1
             async_ids.append(log.id)
-    errors = total-successes-async
+    errors = total-successes-run_async
     url = get_backend_url(ids)
     async_url = get_backend_url(async_ids)
     async_msg = ''
-    if async:
+    if run_async:
         async_msg = ungettext(
             _('<a href="{async_url}">{name}</a> is running on the background'),
-            _('<a href="{async_url}">{async} backends</a> are running on the background'),
+            _('<a href="{async_url}">{run_async} backends</a> are running on the background'),
-            async)
+            run_async)
     if errors:
         if total == 1:
             msg = _('<a href="{url}">{name}</a> has fail to execute')
@@ -139,7 +139,7 @@ def get_messages(logs):
                 errors)
         if async_msg:
             msg += ', ' + str(async_msg)
-        msg = msg.format(errors=errors, async=async, async_url=async_url, total=total, url=url,
+        msg = msg.format(errors=errors, run_async=run_async, async_url=async_url, total=total, url=url,
             name=log.backend)
         messages.append(('error', msg + '.'))
     elif successes:
@@ -158,12 +158,12 @@ def get_messages(logs):
                 _('<a href="{url}">{total} backends</a> have been executed'),
                 total)
         msg = msg.format(
-            total=total, url=url, async_url=async_url, async=async, successes=successes,
+            total=total, url=url, async_url=async_url, run_async=run_async, successes=successes,
             name=log.backend
         )
         messages.append(('success', msg + '.'))
     else:
-        msg = async_msg.format(url=url, async_url=async_url, async=async, name=log.backend)
+        msg = async_msg.format(url=url, async_url=async_url, run_async=run_async, name=log.backend)
         messages.append(('success', msg + '.'))
     return messages
 

orchestra/contrib/orchestration/management/commands/orchestrate.py

@@ -12,7 +12,7 @@ from orchestra.utils.sys import confirm
 
 class Command(BaseCommand):
     help = 'Runs orchestration backends.'
-    
+
     def add_arguments(self, parser):
         parser.add_argument('model', nargs='?',
             help='Label of a model to execute the orchestration.')
@@ -30,8 +30,8 @@ class Command(BaseCommand):
             help='List available baclends.')
         parser.add_argument('--dry-run', action='store_true', dest='dry', default=False,
             help='Only prints scrtipt.')
-    
+
-    
+
     def collect_operations(self, **options):
         model = options.get('model')
         backends = options.get('backends') or set()
@@ -66,7 +66,7 @@ class Command(BaseCommand):
             model = apps.get_model(*model.split('.'))
             queryset = model.objects.filter(**kwargs).order_by('id')
             querysets = [queryset]
-        
+
         operations = OrderedSet()
         route_cache = {}
         for queryset in querysets:
@@ -88,7 +88,7 @@ class Command(BaseCommand):
                     result.append(operation)
             operations = result
         return operations
-    
+
     def handle(self, *args, **options):
         list_backends = options.get('list_backends')
         if list_backends:
@@ -116,7 +116,7 @@ class Command(BaseCommand):
             if not confirm("\n\nAre your sure to execute the previous scripts on %(servers)s (yes/no)? " % context):
                 return
         if not dry:
-            logs = manager.execute(scripts, serialize=serialize, async=True)
+            logs = manager.execute(scripts, serialize=serialize, run_async=True)
             running = list(logs)
             stdout = 0
             stderr = 0

orchestra/contrib/orchestration/manager.py

@@ -97,12 +97,12 @@ def generate(operations):
     return scripts, serialize
 
 
-def execute(scripts, serialize=False, async=None):
+def execute(scripts, serialize=False, run_async=None):
     """
     executes the operations on the servers
-    
+
     serialize: execute one backend at a time
-    async: do not join threads (overrides route.async)
+    run_async: do not join threads (overrides route.run_async)
     """
     if settings.ORCHESTRATION_DISABLE_EXECUTION:
         logger.info('Orchestration execution is dissabled by ORCHESTRATION_DISABLE_EXECUTION.')
@@ -115,12 +115,12 @@ def execute(scripts, serialize=False, async=None):
         route, __, async_action = key
         backend, operations = value
         args = (route.host,)
-        if async is None:
+        if run_async is None:
-            is_async = not serialize and (route.async or async_action)
+            is_async = not serialize and (route.run_async or async_action)
         else:
-            is_async = not serialize and (async or async_action)
+            is_async = not serialize and (run_async or async_action)
         kwargs = {
-            'async': is_async,
+            'run_async': is_async,
         }
         # we clone the connection just in case we are isolated inside a transaction
         with db.clone(model=BackendLog) as handle:

orchestra/contrib/orchestration/methods.py

@@ -17,7 +17,7 @@ from . import settings
 logger = logging.getLogger(__name__)
 
 
-def Paramiko(backend, log, server, cmds, async=False, paramiko_connections={}):
+def Paramiko(backend, log, server, cmds, run_async=False, paramiko_connections={}):
     """
     Executes cmds to remote server using Pramaiko
     """
@@ -55,7 +55,7 @@ def Paramiko(backend, log, server, cmds, async=False, paramiko_connections={}):
         channel.shutdown_write()
         # Log results
         logger.debug('%s running on %s' % (backend, server))
-        if async:
+        if run_async:
             second = False
             while True:
                 # Non-blocking is the secret ingridient in the async sauce
@@ -78,7 +78,7 @@ def Paramiko(backend, log, server, cmds, async=False, paramiko_connections={}):
         else:
             log.stdout += channel.makefile('rb', -1).read().decode('utf-8')
             log.stderr += channel.makefile_stderr('rb', -1).read().decode('utf-8')
-        
+
         log.exit_code = channel.recv_exit_status()
         log.state = log.SUCCESS if log.exit_code == 0 else log.FAILURE
         logger.debug('%s execution state on %s is %s' % (backend, server, log.state))
@@ -97,7 +97,7 @@ def Paramiko(backend, log, server, cmds, async=False, paramiko_connections={}):
             channel.close()
 
 
-def OpenSSH(backend, log, server, cmds, async=False):
+def OpenSSH(backend, log, server, cmds, run_async=False):
     """
     Executes cmds to remote server using SSH with connection resuse for maximum performance
     """
@@ -110,9 +110,9 @@ def OpenSSH(backend, log, server, cmds, async=False):
         return
     try:
         ssh = sshrun(server.get_address(), script, executable=backend.script_executable,
-            persist=True, async=async, silent=True)
+            persist=True, run_async=run_async, silent=True)
         logger.debug('%s running on %s' % (backend, server))
-        if async:
+        if run_async:
             for state in ssh:
                 log.stdout += state.stdout.decode('utf8')
                 log.stderr += state.stderr.decode('utf8')
@@ -148,7 +148,7 @@ def SSH(*args, **kwargs):
     return method(*args, **kwargs)
 
 
-def Python(backend, log, server, cmds, async=False):
+def Python(backend, log, server, cmds, run_async=False):
     script = ''
     functions = set()
     for cmd in cmds:
@@ -170,7 +170,7 @@ def Python(backend, log, server, cmds, async=False):
                 log.stdout += line + '\n'
             if result:
                 log.stdout += '# Result: %s\n' % result
-            if async:
+            if run_async:
                 log.save(update_fields=('stdout', 'updated_at'))
     except:
         log.exit_code = 1

orchestra/contrib/orchestration/middlewares.py

@@ -1,7 +1,7 @@
 from threading import local
 
 from django.contrib.admin.models import LogEntry
-from django.core.urlresolvers import resolve
+from django.urls import resolve
 from django.db import transaction
 from django.db.models.signals import pre_delete, post_save, m2m_changed
 from django.dispatch import receiver
@@ -39,12 +39,12 @@ class OperationsMiddleware(object):
     """
     Stores all the operations derived from save and delete signals and executes them
     at the end of the request/response cycle
-    
+
     It also works as a transaction middleware, making requets to run within an atomic block.
     """
     # Thread local is used because request object is not available on model signals
     thread_locals = local()
-    
+
     @classmethod
     def get_pending_operations(cls):
         # Check if an error poped up before OperationsMiddleware.process_request()
@@ -54,7 +54,7 @@ class OperationsMiddleware(object):
                 request.pending_operations = OrderedSet()
             return request.pending_operations
         return set()
-    
+
     @classmethod
     def get_route_cache(cls):
         """ chache the routes to save sql queries """
@@ -64,7 +64,7 @@ class OperationsMiddleware(object):
                 request.route_cache = {}
             return request.route_cache
         return {}
-    
+
     @classmethod
     def collect(cls, action, **kwargs):
         """ Collects all pending operations derived from model signals """
@@ -75,26 +75,26 @@ class OperationsMiddleware(object):
         kwargs['route_cache'] = cls.get_route_cache()
         instance = kwargs.pop('instance')
         manager.collect(instance, action, **kwargs)
-    
+
     def enter_transaction_management(self):
         type(self).thread_locals.transaction = transaction.atomic()
         type(self).thread_locals.transaction.__enter__()
-    
+
     def leave_transaction_management(self, exception=None):
         locals = type(self).thread_locals
         if hasattr(locals, 'transaction'):
             # Don't fucking know why sometimes thread_locals does not contain a transaction
             locals.transaction.__exit__(exception, None, None)
-    
+
     def process_request(self, request):
         """ Store request on a thread local variable """
         type(self).thread_locals.request = request
         self.enter_transaction_management()
-    
+
     def process_exception(self, request, exception):
         """Rolls back the database and leaves transaction management"""
         self.leave_transaction_management(exception)
-    
+
     def process_response(self, request, response):
         """ Processes pending backend operations """
         if response.status_code != 500:

orchestra/contrib/orchestration/migrations/0001_initial.py

@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
+import django.db.models.deletion
 from django.db import models, migrations
 import orchestra.models.fields
 
@@ -38,8 +39,8 @@ class Migration(migrations.Migration):
                 ('backend', models.CharField(max_length=256, verbose_name='backend')),
                 ('action', models.CharField(max_length=64, verbose_name='action')),
                 ('object_id', models.PositiveIntegerField()),
-                ('content_type', models.ForeignKey(to='contenttypes.ContentType')),
+                ('content_type', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='contenttypes.ContentType')),
-                ('log', models.ForeignKey(related_name='operations', to='orchestration.BackendLog')),
+                ('log', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='operations', to='orchestration.BackendLog')),
             ],
             options={
                 'verbose_name_plural': 'Operations',
@@ -68,12 +69,12 @@ class Migration(migrations.Migration):
         migrations.AddField(
             model_name='route',
             name='host',
-            field=models.ForeignKey(to='orchestration.Server', verbose_name='host'),
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='orchestration.Server', verbose_name='host'),
         ),
         migrations.AddField(
             model_name='backendlog',
             name='server',
-            field=models.ForeignKey(related_name='execution_logs', to='orchestration.Server', verbose_name='server'),
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='execution_logs', to='orchestration.Server', verbose_name='server'),
         ),
         migrations.AlterUniqueTogether(
             name='route',

orchestra/contrib/orchestration/migrations/0001_squashed_0009_rename_route_async_run_async.py

@@ -0,0 +1,149 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:27
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+import orchestra.core.validators
+import orchestra.models.fields
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('orchestration', '0001_initial'), ('orchestration', '0002_auto_20150506_1420'), ('orchestration', '0003_auto_20150512_1512'), ('orchestration', '0004_route_async_actions'), ('orchestration', '0005_auto_20150709_1016'), ('orchestration', '0006_auto_20160219_1110'), ('orchestration', '0007_auto_20170528_2011'), ('orchestration', '0008_auto_20190805_1134'), ('orchestration', '0009_rename_route_async_run_async')]
+
+    initial = True
+
+    dependencies = [
+        ('contenttypes', '0002_remove_content_type_name'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='BackendLog',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('backend', models.CharField(max_length=256, verbose_name='backend')),
+                ('state', models.CharField(choices=[('RECEIVED', 'RECEIVED'), ('TIMEOUT', 'TIMEOUT'), ('STARTED', 'STARTED'), ('SUCCESS', 'SUCCESS'), ('FAILURE', 'FAILURE'), ('ERROR', 'ERROR'), ('ABORTED', 'ABORTED'), ('REVOKED', 'REVOKED')], default='RECEIVED', max_length=16, verbose_name='state')),
+                ('script', models.TextField(verbose_name='script')),
+                ('stdout', models.TextField(verbose_name='stdout')),
+                ('stderr', models.TextField(verbose_name='stdin')),
+                ('traceback', models.TextField(verbose_name='traceback')),
+                ('exit_code', models.IntegerField(null=True, verbose_name='exit code')),
+                ('task_id', models.CharField(help_text='Celery task ID when used as execution backend', max_length=36, null=True, unique=True, verbose_name='task ID')),
+                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='created')),
+                ('updated_at', models.DateTimeField(auto_now=True, verbose_name='updated')),
+            ],
+            options={
+                'get_latest_by': 'id',
+            },
+        ),
+        migrations.CreateModel(
+            name='BackendOperation',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('backend', models.CharField(max_length=256, verbose_name='backend')),
+                ('action', models.CharField(max_length=64, verbose_name='action')),
+                ('object_id', models.PositiveIntegerField(null=True)),
+                ('content_type', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='contenttypes.ContentType')),
+                ('log', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='operations', to='orchestration.BackendLog')),
+                ('instance_repr', models.CharField(default='', max_length=256, verbose_name='instance representation')),
+            ],
+            options={
+                'verbose_name_plural': 'Operations',
+                'verbose_name': 'Operation',
+            },
+        ),
+        migrations.CreateModel(
+            name='Route',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('backend', models.CharField(choices=[('Apache2Traffic', '[M] Apache 2 Traffic'), ('DovecotMaildirDisk', '[M] Dovecot Maildir size'), ('Exim4Traffic', '[M] Exim4 traffic'), ('MailmanSubscribers', '[M] Mailman subscribers'), ('MailmanTraffic', '[M] Mailman traffic'), ('MysqlDisk', '[M] MySQL disk'), ('OpenVZTraffic', '[M] OpenVZTraffic'), ('PostfixMailscannerTraffic', '[M] Postfix-Mailscanner traffic'), ('UNIXUserDisk', '[M] UNIX user disk'), ('VsFTPdTraffic', '[M] VsFTPd traffic'), ('Apache2Controller', '[S] Apache 2'), ('BSCWController', '[S] BSCW SaaS'), ('Bind9MasterDomainController', '[S] Bind9 master domain'), ('Bind9SlaveDomainController', '[S] Bind9 slave domain'), ('DokuWikiMuController', '[S] DokuWiki multisite'), ('DovecotPostfixPasswdVirtualUserController', '[S] Dovecot-Postfix virtualuser'), ('DrupalMuController', '[S] Drupal multisite'), ('GitLabSaaSController', '[S] GitLab SaaS'), ('AutoresponseController', '[S] Mail autoresponse'), ('MailmanController', '[S] Mailman'), ('MySQLController', '[S] MySQL database'), ('MySQLUserController', '[S] MySQL user'), ('PHPController', '[S] PHP FPM/FCGID'), ('PostfixAddressController', '[S] Postfix address'), ('uWSGIPythonController', '[S] Python uWSGI'), ('StaticController', '[S] Static'), ('SymbolicLinkController', '[S] Symbolic link webapp'), ('UNIXUserMaildirController', '[S] UNIX maildir user'), ('UNIXUserController', '[S] UNIX user'), ('WebalizerAppController', '[S] Webalizer App'), ('WebalizerController', '[S] Webalizer Content'), ('WordPressController', '[S] Wordpress'), ('WordpressMuController', '[S] Wordpress multisite'), ('PhpListSaaSController', '[S] phpList SaaS')], max_length=256, verbose_name='backend')),
+                ('match', models.CharField(blank=True, default='True', help_text='Python expression used for selecting the targe host, <em>instance</em> referes to the current object.', max_length=256, verbose_name='match')),
+                ('is_active', models.BooleanField(default=True, verbose_name='active')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Server',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(help_text='Verbose name or hostname of this server.', max_length=256, unique=True, verbose_name='name')),
+                ('address', orchestra.models.fields.NullableCharField(blank=True, help_text='Optional IP address or domain name. If blank, name field will be used for address resolution.<br>If the IP address never changes you can set this field and save DNS requests.', max_length=256, null=True, unique=True, validators=[orchestra.core.validators.OrValidator(orchestra.core.validators.validate_ip_address, orchestra.core.validators.validate_hostname)], verbose_name='address')),
+                ('description', models.TextField(blank=True, verbose_name='description')),
+                ('os', models.CharField(choices=[('LINUX', 'Linux')], default='LINUX', max_length=32, verbose_name='operative system')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='route',
+            name='host',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='orchestration.Server', verbose_name='host'),
+        ),
+        migrations.AddField(
+            model_name='backendlog',
+            name='server',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='execution_logs', to='orchestration.Server', verbose_name='server'),
+        ),
+        migrations.AddField(
+            model_name='route',
+            name='run_async',
+            field=models.BooleanField(default=False, help_text='Whether or not block the request/response cycle waitting this backend to finish its execution. Usually you want slave servers to run asynchronously.'),
+        ),
+        migrations.AlterUniqueTogether(
+            name='route',
+            unique_together=set([('backend', 'host')]),
+        ),
+        migrations.AlterField(
+            model_name='backendlog',
+            name='state',
+            field=models.CharField(choices=[('RECEIVED', 'RECEIVED'), ('TIMEOUT', 'TIMEOUT'), ('STARTED', 'STARTED'), ('SUCCESS', 'SUCCESS'), ('FAILURE', 'FAILURE'), ('ERROR', 'ERROR'), ('ABORTED', 'ABORTED'), ('REVOKED', 'REVOKED'), ('NOTHING', 'NOTHING')], default='RECEIVED', max_length=16, verbose_name='state'),
+        ),
+        migrations.AlterField(
+            model_name='backendlog',
+            name='stderr',
+            field=models.TextField(verbose_name='stderr'),
+        ),
+        migrations.AlterField(
+            model_name='route',
+            name='backend',
+            field=models.CharField(choices=[('Apache2Traffic', '[M] Apache 2 Traffic'), ('DovecotMaildirDisk', '[M] Dovecot Maildir size'), ('Exim4Traffic', '[M] Exim4 traffic'), ('MailmanSubscribers', '[M] Mailman subscribers'), ('MailmanTraffic', '[M] Mailman traffic'), ('MysqlDisk', '[M] MySQL disk'), ('OpenVZTraffic', '[M] OpenVZTraffic'), ('PostfixMailscannerTraffic', '[M] Postfix-Mailscanner traffic'), ('UNIXUserDisk', '[M] UNIX user disk'), ('VsFTPdTraffic', '[M] VsFTPd traffic'), ('Apache2Controller', '[S] Apache 2'), ('BSCWController', '[S] BSCW SaaS'), ('Bind9MasterDomainController', '[S] Bind9 master domain'), ('Bind9SlaveDomainController', '[S] Bind9 slave domain'), ('DokuWikiMuController', '[S] DokuWiki multisite'), ('DovecotPostfixPasswdVirtualUserController', '[S] Dovecot-Postfix virtualuser'), ('DrupalMuController', '[S] Drupal multisite'), ('GitLabSaaSController', '[S] GitLab SaaS'), ('AutoresponseController', '[S] Mail autoresponse'), ('MailmanController', '[S] Mailman'), ('MailmanVirtualDomainController', '[S] Mailman virtdomain-only'), ('MySQLController', '[S] MySQL database'), ('MySQLUserController', '[S] MySQL user'), ('PHPController', '[S] PHP FPM/FCGID'), ('PostfixAddressController', '[S] Postfix address'), ('PostfixAddressVirtualDomainController', '[S] Postfix address virtdomain-only'), ('uWSGIPythonController', '[S] Python uWSGI'), ('StaticController', '[S] Static'), ('SymbolicLinkController', '[S] Symbolic link webapp'), ('SyncBind9MasterDomainController', '[S] Sync Bind9 master domain'), ('SyncBind9SlaveDomainController', '[S] Sync Bind9 slave domain'), ('UNIXUserMaildirController', '[S] UNIX maildir user'), ('UNIXUserController', '[S] UNIX user'), ('WebalizerAppController', '[S] Webalizer App'), ('WebalizerController', '[S] Webalizer Content'), ('WordPressController', '[S] Wordpress'), ('WordpressMuController', '[S] Wordpress multisite'), ('PhpListSaaSController', '[S] phpList SaaS')], max_length=256, verbose_name='backend'),
+        ),
+        migrations.AddField(
+            model_name='route',
+            name='async_actions',
+            field=orchestra.models.fields.MultiSelectField(blank=True, help_text='Specify individual actions to be executed asynchronoulsy.', max_length=256),
+        ),
+        migrations.AlterField(
+            model_name='backendlog',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, db_index=True, verbose_name='created'),
+        ),
+        migrations.AlterField(
+            model_name='route',
+            name='backend',
+            field=models.CharField(choices=[('Apache2Traffic', '[M] Apache 2 Traffic'), ('ApacheTrafficByName', '[M] ApacheTrafficByName'), ('DokuWikiMuTraffic', '[M] DokuWiki MU Traffic'), ('DovecotMaildirDisk', '[M] Dovecot Maildir size'), ('Exim4Traffic', '[M] Exim4 traffic'), ('MailmanSubscribers', '[M] Mailman subscribers'), ('MailmanTraffic', '[M] Mailman traffic'), ('MysqlDisk', '[M] MySQL disk'), ('OpenVZTraffic', '[M] OpenVZTraffic'), ('PostfixMailscannerTraffic', '[M] Postfix-Mailscanner traffic'), ('UNIXUserDisk', '[M] UNIX user disk'), ('VsFTPdTraffic', '[M] VsFTPd traffic'), ('WordpressMuTraffic', '[M] Wordpress MU Traffic'), ('OwnCloudDiskQuota', '[M] ownCloud SaaS Disk Quota'), ('OwncloudTraffic', '[M] ownCloud SaaS Traffic'), ('PhpListTraffic', '[M] phpList SaaS Traffic'), ('Apache2Controller', '[S] Apache 2'), ('BSCWController', '[S] BSCW SaaS'), ('Bind9MasterDomainController', '[S] Bind9 master domain'), ('Bind9SlaveDomainController', '[S] Bind9 slave domain'), ('DokuWikiMuController', '[S] DokuWiki multisite'), ('DrupalMuController', '[S] Drupal multisite'), ('GitLabSaaSController', '[S] GitLab SaaS'), ('AutoresponseController', '[S] Mail autoresponse'), ('MailScannerSpamRuleController', '[S] MailScanner ruleset'), ('MailmanController', '[S] Mailman'), ('MailmanVirtualDomainController', '[S] Mailman virtdomain-only'), ('MoodleController', '[S] Moodle'), ('MoodleWWWRootController', '[S] Moodle WWWRoot (required)'), ('MoodleMuController', '[S] Moodle multisite'), ('MySQLController', '[S] MySQL database'), ('MySQLUserController', '[S] MySQL user'), ('PHPController', '[S] PHP FPM/FCGID'), ('PangeaProxmoxOVZ', '[S] PangeaProxmoxOVZ'), ('PostfixAddressController', '[S] Postfix address'), ('PostfixAddressVirtualDomainController', '[S] Postfix address virtdomain-only'), ('PostfixRecipientAccessController', '[S] Postfix recipient access'), ('ProxmoxOVZ', '[S] ProxmoxOVZ'), ('uWSGIPythonController', '[S] Python uWSGI'), ('StaticController', '[S] Static'), ('SymbolicLinkController', '[S] Symbolic link webapp'), ('SyncBind9MasterDomainController', '[S] Sync Bind9 master domain'), ('SyncBind9SlaveDomainController', '[S] Sync Bind9 slave domain'), ('UNIXUserMaildirController', '[S] UNIX maildir user'), ('UNIXUserController', '[S] UNIX user'), ('WebalizerAppController', '[S] Webalizer App'), ('WebalizerController', '[S] Webalizer Content'), ('WordPressURLController', '[S] WordPress URL'), ('WordPressController', '[S] Wordpress'), ('WordpressMuController', '[S] Wordpress multisite'), ('OwnCloudController', '[S] ownCloud SaaS'), ('PhpListSaaSController', '[S] phpList SaaS')], max_length=256, verbose_name='backend'),
+        ),
+        migrations.AlterIndexTogether(
+            name='backendoperation',
+            index_together=set([('content_type', 'object_id')]),
+        ),
+        migrations.AlterField(
+            model_name='route',
+            name='backend',
+            field=models.CharField(choices=[('Apache2Traffic', '[M] Apache 2 Traffic'), ('ApacheTrafficByName', '[M] ApacheTrafficByName'), ('DokuWikiMuTraffic', '[M] DokuWiki MU Traffic'), ('DovecotMaildirDisk', '[M] Dovecot Maildir size'), ('Exim4Traffic', '[M] Exim4 traffic'), ('MailmanSubscribers', '[M] Mailman subscribers'), ('MailmanTraffic', '[M] Mailman traffic'), ('MysqlDisk', '[M] MySQL disk'), ('PostfixMailscannerTraffic', '[M] Postfix-Mailscanner traffic'), ('ProxmoxOpenVZTraffic', '[M] ProxmoxOpenVZTraffic'), ('UNIXUserDisk', '[M] UNIX user disk'), ('VsFTPdTraffic', '[M] VsFTPd traffic'), ('WordpressMuTraffic', '[M] Wordpress MU Traffic'), ('NextCloudDiskQuota', '[M] nextCloud SaaS Disk Quota'), ('NextcloudTraffic', '[M] nextCloud SaaS Traffic'), ('OwnCloudDiskQuota', '[M] ownCloud SaaS Disk Quota'), ('OwncloudTraffic', '[M] ownCloud SaaS Traffic'), ('PhpListTraffic', '[M] phpList SaaS Traffic'), ('Apache2Controller', '[S] Apache 2'), ('BSCWController', '[S] BSCW SaaS'), ('Bind9MasterDomainController', '[S] Bind9 master domain'), ('Bind9SlaveDomainController', '[S] Bind9 slave domain'), ('DokuWikiMuController', '[S] DokuWiki multisite'), ('DrupalMuController', '[S] Drupal multisite'), ('GitLabSaaSController', '[S] GitLab SaaS'), ('LetsEncryptController', "[S] Let's encrypt!"), ('LxcController', '[S] LxcController'), ('AutoresponseController', '[S] Mail autoresponse'), ('MailScannerSpamRuleController', '[S] MailScanner ruleset'), ('MailmanController', '[S] Mailman'), ('MailmanVirtualDomainController', '[S] Mailman virtdomain-only'), ('MoodleController', '[S] Moodle'), ('MoodleWWWRootController', '[S] Moodle WWWRoot (required)'), ('MoodleMuController', '[S] Moodle multisite'), ('MySQLController', '[S] MySQL database'), ('MySQLUserController', '[S] MySQL user'), ('PHPController', '[S] PHP FPM/FCGID'), ('PangeaProxmoxOVZ', '[S] PangeaProxmoxOVZ'), ('PostfixAddressController', '[S] Postfix address'), ('PostfixAddressVirtualDomainController', '[S] Postfix address virtdomain-only'), ('PostfixRecipientAccessController', '[S] Postfix recipient access'), ('ProxmoxOVZ', '[S] ProxmoxOVZ'), ('uWSGIPythonController', '[S] Python uWSGI'), ('StaticController', '[S] Static'), ('SymbolicLinkController', '[S] Symbolic link webapp'), ('SyncBind9MasterDomainController', '[S] Sync Bind9 master domain'), ('SyncBind9SlaveDomainController', '[S] Sync Bind9 slave domain'), ('UNIXUserMaildirController', '[S] UNIX maildir user'), ('UNIXUserController', '[S] UNIX user'), ('WebalizerAppController', '[S] Webalizer App'), ('WebalizerController', '[S] Webalizer Content'), ('WordPressForceSSLController', '[S] WordPress Force SSL'), ('WordPressURLController', '[S] WordPress URL'), ('WordPressController', '[S] Wordpress'), ('WordpressMuController', '[S] Wordpress multisite'), ('NextCloudController', '[S] nextCloud SaaS'), ('OwnCloudController', '[S] ownCloud SaaS'), ('PhpListSaaSController', '[S] phpList SaaS')], max_length=256, verbose_name='backend'),
+        ),
+        migrations.AlterField(
+            model_name='route',
+            name='host',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='routes', to='orchestration.Server', verbose_name='host'),
+        ),
+        migrations.AlterField(
+            model_name='route',
+            name='backend',
+            field=models.CharField(choices=[('Apache2Traffic', '[M] Apache 2 Traffic'), ('ApacheTrafficByName', '[M] ApacheTrafficByName'), ('DokuWikiMuTraffic', '[M] DokuWiki MU Traffic'), ('DovecotMaildirDisk', '[M] Dovecot Maildir size'), ('Exim4Traffic', '[M] Exim4 traffic'), ('MailmanSubscribers', '[M] Mailman subscribers'), ('MailmanTraffic', '[M] Mailman traffic'), ('MysqlDisk', '[M] MySQL disk'), ('PostfixMailscannerTraffic', '[M] Postfix-Mailscanner traffic'), ('ProxmoxOpenVZTraffic', '[M] ProxmoxOpenVZTraffic'), ('UNIXUserDisk', '[M] UNIX user disk'), ('VsFTPdTraffic', '[M] VsFTPd traffic'), ('WordpressMuTraffic', '[M] Wordpress MU Traffic'), ('NextCloudDiskQuota', '[M] nextCloud SaaS Disk Quota'), ('NextcloudTraffic', '[M] nextCloud SaaS Traffic'), ('OwnCloudDiskQuota', '[M] ownCloud SaaS Disk Quota'), ('OwncloudTraffic', '[M] ownCloud SaaS Traffic'), ('PhpListTraffic', '[M] phpList SaaS Traffic'), ('Apache2Controller', '[S] Apache 2'), ('BSCWController', '[S] BSCW SaaS'), ('Bind9MasterDomainController', '[S] Bind9 master domain'), ('Bind9SlaveDomainController', '[S] Bind9 slave domain'), ('DokuWikiMuController', '[S] DokuWiki multisite'), ('DrupalMuController', '[S] Drupal multisite'), ('GitLabSaaSController', '[S] GitLab SaaS'), ('LetsEncryptController', "[S] Let's encrypt!"), ('LxcController', '[S] LxcController'), ('AutoresponseController', '[S] Mail autoresponse'), ('MailScannerSpamRuleController', '[S] MailScanner ruleset'), ('MailmanController', '[S] Mailman'), ('MailmanVirtualDomainController', '[S] Mailman virtdomain-only'), ('MoodleController', '[S] Moodle'), ('MoodleWWWRootController', '[S] Moodle WWWRoot (required)'), ('MoodleMuController', '[S] Moodle multisite'), ('MySQLController', '[S] MySQL database'), ('MySQLUserController', '[S] MySQL user'), ('PHPController', '[S] PHP FPM/FCGID'), ('PangeaProxmoxOVZ', '[S] PangeaProxmoxOVZ'), ('PostfixAddressController', '[S] Postfix address'), ('PostfixAddressVirtualDomainController', '[S] Postfix address virtdomain-only'), ('PostfixRecipientAccessController', '[S] Postfix recipient access'), ('ProxmoxOVZ', '[S] ProxmoxOVZ'), ('uWSGIPythonController', '[S] Python uWSGI'), ('RoundcubeIdentityController', '[S] Roundcube Identity Controller'), ('StaticController', '[S] Static'), ('SymbolicLinkController', '[S] Symbolic link webapp'), ('SyncBind9MasterDomainController', '[S] Sync Bind9 master domain'), ('SyncBind9SlaveDomainController', '[S] Sync Bind9 slave domain'), ('UNIXUserMaildirController', '[S] UNIX maildir user'), ('UNIXUserController', '[S] UNIX user'), ('WebalizerAppController', '[S] Webalizer App'), ('WebalizerController', '[S] Webalizer Content'), ('WordPressForceSSLController', '[S] WordPress Force SSL'), ('WordPressURLController', '[S] WordPress URL'), ('WordPressController', '[S] Wordpress'), ('WordpressMuController', '[S] Wordpress multisite'), ('NextCloudController', '[S] nextCloud SaaS'), ('OwnCloudController', '[S] ownCloud SaaS'), ('PhpListSaaSController', '[S] phpList SaaS')], max_length=256, verbose_name='backend'),
+        ),
+        migrations.AlterField(
+            model_name='route',
+            name='backend',
+            field=models.CharField(choices=[('Apache2Traffic', '[M] Apache 2 Traffic'), ('ApacheTrafficByName', '[M] ApacheTrafficByName'), ('DokuWikiMuTraffic', '[M] DokuWiki MU Traffic'), ('DovecotMaildirDisk', '[M] Dovecot Maildir size'), ('Exim4Traffic', '[M] Exim4 traffic'), ('MailmanSubscribers', '[M] Mailman subscribers'), ('MailmanTraffic', '[M] Mailman traffic'), ('MysqlDisk', '[M] MySQL disk'), ('PostfixMailscannerTraffic', '[M] Postfix-Mailscanner traffic'), ('ProxmoxOpenVZTraffic', '[M] ProxmoxOpenVZTraffic'), ('UNIXUserDisk', '[M] UNIX user disk'), ('VsFTPdTraffic', '[M] VsFTPd traffic'), ('WordpressMuTraffic', '[M] Wordpress MU Traffic'), ('NextCloudDiskQuota', '[M] nextCloud SaaS Disk Quota'), ('NextcloudTraffic', '[M] nextCloud SaaS Traffic'), ('OwnCloudDiskQuota', '[M] ownCloud SaaS Disk Quota'), ('OwncloudTraffic', '[M] ownCloud SaaS Traffic'), ('PhpListTraffic', '[M] phpList SaaS Traffic'), ('Apache2Controller', '[S] Apache 2'), ('BSCWController', '[S] BSCW SaaS'), ('Bind9MasterDomainController', '[S] Bind9 master domain'), ('Bind9SlaveDomainController', '[S] Bind9 slave domain'), ('DokuWikiMuController', '[S] DokuWiki multisite'), ('DrupalMuController', '[S] Drupal multisite'), ('GitLabSaaSController', '[S] GitLab SaaS'), ('LetsEncryptController', "[S] Let's encrypt!"), ('LxcController', '[S] LxcController'), ('AutoresponseController', '[S] Mail autoresponse'), ('MailmanController', '[S] Mailman'), ('MailmanVirtualDomainController', '[S] Mailman virtdomain-only'), ('MoodleController', '[S] Moodle'), ('MoodleWWWRootController', '[S] Moodle WWWRoot (required)'), ('MoodleMuController', '[S] Moodle multisite'), ('MySQLController', '[S] MySQL database'), ('MySQLUserController', '[S] MySQL user'), ('PHPController', '[S] PHP FPM/FCGID'), ('PostfixAddressController', '[S] Postfix address'), ('PostfixAddressVirtualDomainController', '[S] Postfix address virtdomain-only'), ('ProxmoxOVZ', '[S] ProxmoxOVZ'), ('uWSGIPythonController', '[S] Python uWSGI'), ('RoundcubeIdentityController', '[S] Roundcube Identity Controller'), ('StaticController', '[S] Static'), ('SymbolicLinkController', '[S] Symbolic link webapp'), ('UNIXUserMaildirController', '[S] UNIX maildir user'), ('UNIXUserController', '[S] UNIX user'), ('WebalizerAppController', '[S] Webalizer App'), ('WebalizerController', '[S] Webalizer Content'), ('WordPressForceSSLController', '[S] WordPress Force SSL'), ('WordPressURLController', '[S] WordPress URL'), ('WordPressController', '[S] Wordpress'), ('WordpressMuController', '[S] Wordpress multisite'), ('NextCloudController', '[S] nextCloud SaaS'), ('OwnCloudController', '[S] ownCloud SaaS'), ('PhpListSaaSController', '[S] phpList SaaS')], max_length=256, verbose_name='backend'),
+        ),
+    ]

orchestra/contrib/orchestration/migrations/0009_rename_route_async_run_async.py

@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-03-30 10:49
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('orchestration', '0008_auto_20190805_1134'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='route',
+            old_name='async',
+            new_name='run_async',
+        ),
+        migrations.AlterField(
+            model_name='route',
+            name='backend',
+            field=models.CharField(choices=[('Apache2Traffic', '[M] Apache 2 Traffic'), ('ApacheTrafficByName', '[M] ApacheTrafficByName'), ('DokuWikiMuTraffic', '[M] DokuWiki MU Traffic'), ('DovecotMaildirDisk', '[M] Dovecot Maildir size'), ('Exim4Traffic', '[M] Exim4 traffic'), ('MailmanSubscribers', '[M] Mailman subscribers'), ('MailmanTraffic', '[M] Mailman traffic'), ('MysqlDisk', '[M] MySQL disk'), ('PostfixMailscannerTraffic', '[M] Postfix-Mailscanner traffic'), ('ProxmoxOpenVZTraffic', '[M] ProxmoxOpenVZTraffic'), ('UNIXUserDisk', '[M] UNIX user disk'), ('VsFTPdTraffic', '[M] VsFTPd traffic'), ('WordpressMuTraffic', '[M] Wordpress MU Traffic'), ('NextCloudDiskQuota', '[M] nextCloud SaaS Disk Quota'), ('NextcloudTraffic', '[M] nextCloud SaaS Traffic'), ('OwnCloudDiskQuota', '[M] ownCloud SaaS Disk Quota'), ('OwncloudTraffic', '[M] ownCloud SaaS Traffic'), ('PhpListTraffic', '[M] phpList SaaS Traffic'), ('Apache2Controller', '[S] Apache 2'), ('BSCWController', '[S] BSCW SaaS'), ('Bind9MasterDomainController', '[S] Bind9 master domain'), ('Bind9SlaveDomainController', '[S] Bind9 slave domain'), ('DokuWikiMuController', '[S] DokuWiki multisite'), ('DrupalMuController', '[S] Drupal multisite'), ('GitLabSaaSController', '[S] GitLab SaaS'), ('LetsEncryptController', "[S] Let's encrypt!"), ('LxcController', '[S] LxcController'), ('AutoresponseController', '[S] Mail autoresponse'), ('MailmanController', '[S] Mailman'), ('MailmanVirtualDomainController', '[S] Mailman virtdomain-only'), ('MoodleController', '[S] Moodle'), ('MoodleWWWRootController', '[S] Moodle WWWRoot (required)'), ('MoodleMuController', '[S] Moodle multisite'), ('MySQLController', '[S] MySQL database'), ('MySQLUserController', '[S] MySQL user'), ('PHPController', '[S] PHP FPM/FCGID'), ('PostfixAddressController', '[S] Postfix address'), ('PostfixAddressVirtualDomainController', '[S] Postfix address virtdomain-only'), ('ProxmoxOVZ', '[S] ProxmoxOVZ'), ('uWSGIPythonController', '[S] Python uWSGI'), ('RoundcubeIdentityController', '[S] Roundcube Identity Controller'), ('StaticController', '[S] Static'), ('SymbolicLinkController', '[S] Symbolic link webapp'), ('UNIXUserMaildirController', '[S] UNIX maildir user'), ('UNIXUserController', '[S] UNIX user'), ('WebalizerAppController', '[S] Webalizer App'), ('WebalizerController', '[S] Webalizer Content'), ('WordPressForceSSLController', '[S] WordPress Force SSL'), ('WordPressURLController', '[S] WordPress URL'), ('WordPressController', '[S] Wordpress'), ('WordpressMuController', '[S] Wordpress multisite'), ('NextCloudController', '[S] nextCloud SaaS'), ('OwnCloudController', '[S] ownCloud SaaS'), ('PhpListSaaSController', '[S] phpList SaaS')], max_length=256, verbose_name='backend'),
+        ),
+    ]

orchestra/contrib/orchestration/models.py

@@ -33,22 +33,22 @@ class Server(models.Model):
     os = models.CharField(_("operative system"), max_length=32,
         choices=settings.ORCHESTRATION_OS_CHOICES,
         default=settings.ORCHESTRATION_DEFAULT_OS)
-    
+
     def __str__(self):
         return self.name or str(self.address)
-    
+
     def get_address(self):
         if self.address:
             return self.address
         return self.name
-    
+
     def get_ip(self):
         address = self.get_address()
         try:
             return validate_ip_address(address)
         except ValidationError:
             return socket.gethostbyname(self.name)
-    
+
     def clean(self):
         self.name = self.name.strip()
         self.address = self.address.strip()
@@ -75,7 +75,7 @@ class BackendLog(models.Model):
     NOTHING = 'NOTHING'
     # Special state for mocked backendlogs
     EXCEPTION = 'EXCEPTION'
-    
+
     STATES = (
         (RECEIVED, RECEIVED),
         (TIMEOUT, TIMEOUT),
@@ -87,10 +87,10 @@ class BackendLog(models.Model):
         (REVOKED, REVOKED),
         (NOTHING, NOTHING),
     )
-    
+
     backend = models.CharField(_("backend"), max_length=256)
     state = models.CharField(_("state"), max_length=16, choices=STATES, default=RECEIVED)
-    server = models.ForeignKey(Server, verbose_name=_("server"), related_name='execution_logs')
+    server = models.ForeignKey(Server, verbose_name=_("server"), related_name='execution_logs', on_delete=models.CASCADE)
     script = models.TextField(_("script"))
     stdout = models.TextField(_("stdout"))
     stderr = models.TextField(_("stderr"))
@@ -100,25 +100,25 @@ class BackendLog(models.Model):
         help_text="Celery task ID when used as execution backend")
     created_at = models.DateTimeField(_("created"), auto_now_add=True, db_index=True)
     updated_at = models.DateTimeField(_("updated"), auto_now=True)
-    
+
     class Meta:
         get_latest_by = 'id'
-    
+
     def __str__(self):
         return "%s@%s" % (self.backend, self.server)
-    
+
     @property
     def execution_time(self):
         return (self.updated_at-self.created_at).total_seconds()
-    
+
     @property
     def has_finished(self):
         return self.state not in (self.STARTED, self.RECEIVED)
-    
+
     @property
     def is_success(self):
         return self.state in (self.SUCCESS, self.NOTHING)
-    
+
     def backend_class(self):
         return ServiceBackend.get_backend(self.backend)
 
@@ -135,26 +135,26 @@ class BackendOperation(models.Model):
     """
     Encapsulates an operation, storing its related object, the action and the backend.
     """
-    log = models.ForeignKey('orchestration.BackendLog', related_name='operations')
+    log = models.ForeignKey('orchestration.BackendLog', related_name='operations', on_delete=models.CASCADE)
     backend = models.CharField(_("backend"), max_length=256)
     action = models.CharField(_("action"), max_length=64)
-    content_type = models.ForeignKey(ContentType)
+    content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
     object_id = models.PositiveIntegerField(null=True)
     instance_repr = models.CharField(_("instance representation"), max_length=256)
-    
+
     instance = GenericForeignKey('content_type', 'object_id')
     objects = BackendOperationQuerySet.as_manager()
-    
+
     class Meta:
         verbose_name = _("Operation")
         verbose_name_plural = _("Operations")
         index_together = (
             ('content_type', 'object_id'),
         )
-    
+
     def __str__(self):
         return '%s.%s(%s)' % (self.backend, self.action, self.instance or self.instance_repr)
-    
+
     @cached_property
     def backend_class(self):
         return ServiceBackend.get_backend(self.backend)
@@ -199,11 +199,11 @@ class Route(models.Model):
     """
     backend = models.CharField(_("backend"), max_length=256,
         choices=ServiceBackend.get_choices())
-    host = models.ForeignKey(Server, verbose_name=_("host"), related_name='routes')
+    host = models.ForeignKey(Server, verbose_name=_("host"), related_name='routes', on_delete=models.CASCADE)
     match = models.CharField(_("match"), max_length=256, blank=True, default='True',
         help_text=_("Python expression used for selecting the targe host, "
                     "<em>instance</em> referes to the current object."))
-    async = models.BooleanField(default=False,
+    run_async = models.BooleanField(default=False,
         help_text=_("Whether or not block the request/response cycle waitting this backend to "
                     "finish its execution. Usually you want slave servers to run asynchronously."))
     async_actions = MultiSelectField(max_length=256, blank=True,
@@ -211,19 +211,19 @@ class Route(models.Model):
 #    method = models.CharField(_("method"), max_lenght=32, choices=method_choices,
 #            default=MethodBackend.get_default())
     is_active = models.BooleanField(_("active"), default=True)
-    
+
     objects = RouteQuerySet.as_manager()
-    
+
     class Meta:
         unique_together = ('backend', 'host')
-    
+
     def __str__(self):
         return "%s@%s" % (self.backend, self.host)
-    
+
     @cached_property
     def backend_class(self):
         return ServiceBackend.get_backend(self.backend)
-    
+
     def clean(self):
         if not self.match:
             self.match = 'True'
@@ -244,10 +244,10 @@ class Route(models.Model):
             except Exception as exception:
                 name = type(exception).__name__
                 raise ValidationError(': '.join((name, str(exception))))
-    
+
     def action_is_async(self, action):
         return action in self.async_actions
-    
+
     def matches(self, instance):
         safe_locals = {
             'instance': instance,
@@ -255,11 +255,11 @@ class Route(models.Model):
             instance._meta.model_name: instance,
         }
         return eval(self.match, safe_locals)
-    
+
     def enable(self):
         self.is_active = True
         self.save()
-    
+
     def disable(self):
         self.is_active = False
         self.save()

orchestra/contrib/orchestration/tests/test_route.py

@@ -12,7 +12,7 @@ class RouterTests(BaseTestCase):
     
     def test_list_backends(self):
         # TODO count actual, register and compare
-        choices = list(Route._meta.get_field('backend')._choices)
+        choices = list(Route._meta.get_field('backend').choices)
         self.assertLess(1, len(choices))
     
     def test_get_instances(self):
@@ -25,7 +25,7 @@ class RouterTests(BaseTestCase):
                 pass
         
         choices = backends.ServiceBackend.get_choices()
-        Route._meta.get_field('backend')._choices = choices
+        Route._meta.get_field('backend').choices = choices
         backend = TestBackend.get_name()
         
         route = Route.objects.create(backend=backend, host=self.host, match='True')

orchestra/contrib/orchestration/utils.py

@@ -6,11 +6,11 @@ def retrieve_state(servers):
     pings = []
     for server in servers:
         address = server.get_address()
-        ping = run('ping -c 1 -w 1 %s' % address, async=True)
+        ping = run('ping -c 1 -w 1 %s' % address, run_async=True)
         pings.append(ping)
-        uptime = sshrun(address, 'uptime', persist=True, async=True, options={'ConnectTimeout': 1})
+        uptime = sshrun(address, 'uptime', persist=True, run_async=True, options={'ConnectTimeout': 1})
         uptimes.append(uptime)
-    
+
     state = {}
     for server, ping, uptime in zip(servers, pings, uptimes):
         ping = join(ping, silent=True)
@@ -19,7 +19,7 @@ def retrieve_state(servers):
             ping = '%s ms' % ping.split('/')[4]
         else:
             ping = '<span style="color:red">Offline</span>'
-        
+
         uptime = join(uptime, silent=True)
         uptime_stderr = uptime.stderr.decode()
         uptime = uptime.stdout.decode().split()
@@ -28,5 +28,5 @@ def retrieve_state(servers):
         else:
             uptime = '<span style="color:red">%s</span>' % uptime_stderr
         state[server.pk] = (ping, uptime)
-    
+
     return state

orchestra/contrib/orders/actions.py

@@ -1,5 +1,5 @@
 from django.contrib import admin, messages
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db import transaction
 from django.utils import timezone
 from django.utils.safestring import mark_safe
@@ -17,7 +17,7 @@ class BillSelectedOrders(object):
     verbose_name = _("Bill")
     template = 'admin/orders/order/bill_selected_options.html'
     __name__ = 'bill_selected_orders'
-    
+
     def __call__(self, modeladmin, request, queryset):
         """ make this monster behave like a function """
         self.modeladmin = modeladmin
@@ -34,7 +34,7 @@ class BillSelectedOrders(object):
         del(self.queryset)
         del(self.context)
         return ret
-    
+
     def set_options(self, request):
         form = BillSelectedOptionsForm()
         if request.POST.get('step'):
@@ -56,7 +56,7 @@ class BillSelectedOrders(object):
             'form': form,
         })
         return render(request, self.template, self.context)
-    
+
     def select_related(self, request):
         # TODO use changelist ?
         related = self.queryset.get_related().select_related('account', 'service')
@@ -76,7 +76,7 @@ class BillSelectedOrders(object):
             'form': form,
         })
         return render(request, self.template, self.context)
-    
+
     @transaction.atomic
     def confirmation(self, request):
         form = BillSelectConfirmationForm(initial=self.options)

orchestra/contrib/orders/admin.py

@@ -1,13 +1,13 @@
 from django import forms
 from django.contrib import admin
-from django.core.urlresolvers import reverse, NoReverseMatch
+from django.urls import reverse, NoReverseMatch
 from django.db.models import Prefetch
 from django.utils import timezone
 from django.utils.html import escape
 from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
 
-from orchestra.admin import ExtendedModelAdmin 
+from orchestra.admin import ExtendedModelAdmin
 from orchestra.admin.utils import admin_link, admin_date, change_url
 from orchestra.contrib.accounts.actions import list_accounts
 from orchestra.contrib.accounts.admin import AccountAdminMixin
@@ -22,10 +22,10 @@ class MetricStorageInline(admin.TabularInline):
     model = MetricStorage
     readonly_fields = ('value', 'created_on', 'updated_on')
     extra = 0
-    
+
     def has_add_permission(self, request, obj=None):
         return False
-    
+
     def get_fieldsets(self, request, obj=None):
         if obj:
              url = reverse('admin:orders_metricstorage_changelist')
@@ -33,7 +33,7 @@ class MetricStorageInline(admin.TabularInline):
              title = _('Metric storage, last 10 entries, <a href="%s">(See all)</a>')
              self.verbose_name_plural = mark_safe(title % url)
         return super(MetricStorageInline, self).get_fieldsets(request, obj)
-    
+
     def get_queryset(self, request):
         qs = super(MetricStorageInline, self).get_queryset(request)
         change_view = bool(self.parent_object and self.parent_object.pk)
@@ -106,17 +106,17 @@ class OrderAdmin(AccountAdminMixin, ExtendedModelAdmin):
         'content_object_repr', 'content_object_link', 'bills_links', 'account_link',
         'service_link'
     )
-    
+
     service_link = admin_link('service')
     display_registered_on = admin_date('registered_on')
     display_cancelled_on = admin_date('cancelled_on')
-    
+
     def display_description(self, order):
         return order.description[:64]
     display_description.short_description = _("Description")
     display_description.allow_tags = True
     display_description.admin_order_field = 'description'
-    
+
     def content_object_link(self, order):
         if order.content_object:
             try:
@@ -131,7 +131,7 @@ class OrderAdmin(AccountAdminMixin, ExtendedModelAdmin):
     content_object_link.short_description = _("Content object")
     content_object_link.allow_tags = True
     content_object_link.admin_order_field = 'content_object_repr'
-    
+
     def bills_links(self, order):
         bills = []
         make_link = admin_link()
@@ -140,7 +140,7 @@ class OrderAdmin(AccountAdminMixin, ExtendedModelAdmin):
         return '<br>'.join(bills)
     bills_links.short_description = _("Bills")
     bills_links.allow_tags = True
-    
+
     def display_billed_until(self, order):
         billed_until = order.billed_until
         red = False
@@ -163,7 +163,7 @@ class OrderAdmin(AccountAdminMixin, ExtendedModelAdmin):
     display_billed_until.short_description = _("billed until")
     display_billed_until.allow_tags = True
     display_billed_until.admin_order_field = 'billed_until'
-    
+
     def display_metric(self, order):
         """
         dispalys latest metric value, don't uses latest() because not loosing prefetch_related
@@ -174,7 +174,7 @@ class OrderAdmin(AccountAdminMixin, ExtendedModelAdmin):
             return ''
         return metric.value
     display_metric.short_description = _("Metric")
-    
+
     def formfield_for_dbfield(self, db_field, **kwargs):
         """ Make value input widget bigger """
         if db_field.name == 'description':

orchestra/contrib/orders/helpers.py

@@ -6,7 +6,7 @@ from orchestra.core import services
 def get_related_object(origin, max_depth=2):
     """
     Introspects origin object and return the first related service object
-    
+
     WARNING this is NOT an exhaustive search but a compromise between cost and
             flexibility. A more comprehensive approach may be considered if
             a use-case calls for it.
@@ -16,12 +16,12 @@ def get_related_object(origin, max_depth=2):
             if hasattr(field, 'ct_field'):
                 yield getattr(node, field.name)
         for field in node._meta.fields:
-            if field.rel:
+            if field.remote_field:
                 try:
                     yield getattr(node, field.name)
                 except ObjectDoesNotExist:
                     pass
-    
+
     # BFS model relation transversal
     queue = [[origin]]
     while queue:

orchestra/contrib/orders/migrations/0001_initial.py

@@ -3,6 +3,7 @@ from __future__ import unicode_literals
 
 from django.db import models, migrations
 import django.utils.timezone
+import django.db.models.deletion
 from django.conf import settings
 
 
@@ -38,9 +39,9 @@ class Migration(migrations.Migration):
                 ('billed_until', models.DateField(blank=True, verbose_name='billed until', null=True)),
                 ('ignore', models.BooleanField(default=False, verbose_name='ignore')),
                 ('description', models.TextField(blank=True, verbose_name='description')),
-                ('account', models.ForeignKey(verbose_name='account', related_name='orders', to=settings.AUTH_USER_MODEL)),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, verbose_name='account', related_name='orders', to=settings.AUTH_USER_MODEL)),
-                ('content_type', models.ForeignKey(to='contenttypes.ContentType')),
+                ('content_type', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='contenttypes.ContentType')),
-                ('service', models.ForeignKey(verbose_name='service', related_name='orders', to='services.Service')),
+                ('service', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, verbose_name='service', related_name='orders', to='services.Service')),
             ],
             options={
                 'get_latest_by': 'id',
@@ -49,6 +50,6 @@ class Migration(migrations.Migration):
         migrations.AddField(
             model_name='metricstorage',
             name='order',
-            field=models.ForeignKey(verbose_name='order', related_name='metrics', to='orders.Order'),
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, verbose_name='order', related_name='metrics', to='orders.Order'),
         ),
     ]

orchestra/contrib/orders/migrations/0001_squashed_0006_auto_20210422_1108.py

@@ -0,0 +1,66 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:09
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('orders', '0001_initial'), ('orders', '0002_auto_20150709_1018'), ('orders', '0003_order_content_object_repr'), ('orders', '0004_auto_20150729_0945'), ('orders', '0005_auto_20160219_1107'), ('orders', '0006_auto_20210422_1108')]
+
+    initial = True
+
+    dependencies = [
+        ('contenttypes', '0002_remove_content_type_name'),
+        ('services', '__first__'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='MetricStorage',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('value', models.DecimalField(decimal_places=2, max_digits=16, verbose_name='value')),
+                ('created_on', models.DateField(auto_now_add=True, verbose_name='created')),
+                ('updated_on', models.DateTimeField(verbose_name='updated')),
+            ],
+            options={
+                'get_latest_by': 'id',
+            },
+        ),
+        migrations.CreateModel(
+            name='Order',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('object_id', models.PositiveIntegerField(null=True)),
+                ('registered_on', models.DateField(db_index=True, default=django.utils.timezone.now, verbose_name='registered')),
+                ('cancelled_on', models.DateField(blank=True, null=True, verbose_name='cancelled')),
+                ('billed_on', models.DateField(blank=True, null=True, verbose_name='billed')),
+                ('billed_until', models.DateField(blank=True, null=True, verbose_name='billed until')),
+                ('ignore', models.BooleanField(default=False, verbose_name='ignore')),
+                ('description', models.TextField(blank=True, verbose_name='description')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='orders', to=settings.AUTH_USER_MODEL, verbose_name='account')),
+                ('content_type', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='contenttypes.ContentType')),
+                ('service', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='orders', to='services.Service', verbose_name='service')),
+                ('content_object_repr', models.CharField(editable=False, help_text='Used for searches.', max_length=256, verbose_name='content object representation')),
+                ('billed_metric', models.DecimalField(blank=True, decimal_places=2, max_digits=16, null=True, verbose_name='billed metric')),
+            ],
+            options={
+                'get_latest_by': 'id',
+            },
+        ),
+        migrations.AddField(
+            model_name='metricstorage',
+            name='order',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='metrics', to='orders.Order', verbose_name='order'),
+        ),
+        migrations.AlterIndexTogether(
+            name='order',
+            index_together=set([('content_type', 'object_id')]),
+        ),
+    ]

orchestra/contrib/orders/models.py

@@ -22,7 +22,7 @@ logger = logging.getLogger(__name__)
 
 class OrderQuerySet(models.QuerySet):
     group_by = queryset.group_by
-    
+
     def bill(self, **options):
         bills = []
         bill_backend = Order.get_bill_backend()
@@ -46,17 +46,17 @@ class OrderQuerySet(models.QuerySet):
         if commit:
             return list(set(bills))
         return bills
-    
+
     def givers(self, ini, end):
         return self.cancelled_and_billed().filter(billed_until__gt=ini, registered_on__lt=end)
-    
+
     def cancelled_and_billed(self, exclude=False):
         qs = dict(cancelled_on__isnull=False, billed_until__isnull=False,
                   cancelled_on__lte=F('billed_until'))
         if exclude:
             return self.exclude(**qs)
         return self.filter(**qs)
-    
+
     def get_related(self, **options):
         """ returns related orders that could have a pricing effect """
         Service = apps.get_model(settings.ORDERS_SERVICE_MODEL)
@@ -86,25 +86,25 @@ class OrderQuerySet(models.QuerySet):
             return self.model.objects.none()
         ids = self.values_list('id', flat=True)
         return self.model.objects.filter(qs).exclude(id__in=ids)
-    
+
     def pricing_orders(self, ini, end):
         return self.filter(billed_until__isnull=False, billed_until__gt=ini,
             registered_on__lt=end)
-    
+
     def by_object(self, obj, **kwargs):
         ct = ContentType.objects.get_for_model(obj)
         return self.filter(object_id=obj.pk, content_type=ct, **kwargs)
-    
+
     def active(self, **kwargs):
         """ return active orders """
         return self.filter(
             Q(cancelled_on__isnull=True) | Q(cancelled_on__gt=timezone.now())
         ).filter(**kwargs)
-    
+
     def inactive(self, **kwargs):
         """ return inactive orders """
         return self.filter(cancelled_on__lte=timezone.now(), **kwargs)
-    
+
     def update_by_instance(self, instance, service=None, commit=True):
         updates = []
         if service is None:
@@ -150,12 +150,12 @@ class OrderQuerySet(models.QuerySet):
 
 
 class Order(models.Model):
-    account = models.ForeignKey('accounts.Account', verbose_name=_("account"),
+    account = models.ForeignKey('accounts.Account', on_delete=models.CASCADE,
-        related_name='orders')
+        verbose_name=_("account"), related_name='orders')
-    content_type = models.ForeignKey(ContentType)
+    content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
     object_id = models.PositiveIntegerField(null=True)
-    service = models.ForeignKey(settings.ORDERS_SERVICE_MODEL, verbose_name=_("service"),
+    service = models.ForeignKey(settings.ORDERS_SERVICE_MODEL, on_delete=models.PROTECT,
-        related_name='orders')
+        verbose_name=_("service"), related_name='orders')
     registered_on = models.DateField(_("registered"), default=timezone.now, db_index=True)
     cancelled_on = models.DateField(_("cancelled"), null=True, blank=True)
     billed_on = models.DateField(_("billed"), null=True, blank=True)
@@ -166,29 +166,29 @@ class Order(models.Model):
     description = models.TextField(_("description"), blank=True)
     content_object_repr = models.CharField(_("content object representation"), max_length=256,
         editable=False, help_text=_("Used for searches."))
-    
+
     content_object = GenericForeignKey()
     objects = OrderQuerySet.as_manager()
-    
+
     class Meta:
         get_latest_by = 'id'
         index_together = (
             ('content_type', 'object_id'),
         )
-    
+
     def __str__(self):
         return str(self.service)
-    
+
     @classmethod
     def get_bill_backend(cls):
         return import_class(settings.ORDERS_BILLING_BACKEND)()
-    
+
     def clean(self):
         if self.billed_on and self.billed_on < self.registered_on:
             raise ValidationError(_("Billed date can not be earlier than registered on."))
         if self.billed_until and not self.billed_on:
             raise ValidationError(_("Billed on is missing while billed until is being provided."))
-    
+
     def update(self):
         instance = self.content_object
         if instance is None:
@@ -214,22 +214,22 @@ class Order(models.Model):
             update_fields.append('content_object_repr')
         if update_fields:
             self.save(update_fields=update_fields)
-    
+
     def cancel(self, commit=True):
         self.cancelled_on = timezone.now()
         self.ignore = self.service.handler.get_order_ignore(self)
         if commit:
             self.save(update_fields=['cancelled_on', 'ignore'])
             logger.info("CANCELLED order id: {id}".format(id=self.id))
-    
+
     def mark_as_ignored(self):
         self.ignore = True
         self.save(update_fields=['ignore'])
-    
+
     def mark_as_not_ignored(self):
         self.ignore = False
         self.save(update_fields=['ignore'])
-    
+
     def get_metric(self, *args, **kwargs):
         if kwargs.pop('changes', False):
             ini, end = args
@@ -294,16 +294,17 @@ class MetricStorageQuerySet(models.QuerySet):
 
 class MetricStorage(models.Model):
     """ Stores metric state for future billing """
-    order = models.ForeignKey(Order, verbose_name=_("order"), related_name='metrics')
+    order = models.ForeignKey(Order, on_delete=models.CASCADE,
+        verbose_name=_("order"), related_name='metrics')
     value = models.DecimalField(_("value"), max_digits=16, decimal_places=2)
     created_on = models.DateField(_("created"), auto_now_add=True, editable=True)
     # TODO time field?
     updated_on = models.DateTimeField(_("updated"))
-    
+
     objects = MetricStorageQuerySet.as_manager()
-    
+
     class Meta:
         get_latest_by = 'id'
-    
+
     def __str__(self):
         return str(self.order)

orchestra/contrib/orders/signals.py

@@ -15,7 +15,7 @@ def cancel_orders(sender, **kwargs):
     if sender._meta.app_label not in settings.ORDERS_EXCLUDED_APPS:
         instance = kwargs['instance']
         # Account delete will delete all related orders, no need to maintain order consistency
-        if isinstance(instance, Order.account.field.rel.to):
+        if isinstance(instance, Order.account.field.model):
             return
         if type(instance) in services:
             for order in Order.objects.by_object(instance).active():

orchestra/contrib/payments/actions.py

@@ -2,7 +2,7 @@ from functools import partial
 
 from django.contrib import messages
 from django.contrib.admin import actions
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db import transaction
 from django.shortcuts import render, redirect
 from django.utils.safestring import mark_safe

orchestra/contrib/payments/admin.py

@@ -1,5 +1,5 @@
 from django.contrib import admin
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.http import HttpResponseRedirect
 from django.utils.translation import ugettext_lazy as _
 
@@ -48,20 +48,20 @@ class TransactionInline(admin.TabularInline):
         'amount', 'currency'
     )
     readonly_fields = fields
-    
+
     transaction_link = admin_link('__str__', short_description=_("ID"))
     bill_link = admin_link('bill')
     source_link = admin_link('source')
     display_state = admin_colored('state', colors=STATE_COLORS)
-    
+
     class Media:
         css = {
             'all': ('orchestra/css/hide-inline-id.css',)
         }
-    
+
     def has_add_permission(self, *args, **kwargs):
         return False
-    
+
     def get_queryset(self, *args, **kwargs):
         qs = super().get_queryset(*args, **kwargs)
         return qs.select_related('source', 'bill')
@@ -116,28 +116,28 @@ class TransactionAdmin(SelectAccountAdminMixin, ExtendedModelAdmin):
     )
     list_select_related = ('source', 'bill__account', 'process')
     date_hierarchy = 'created_at'
-    
+
     bill_link = admin_link('bill')
     source_link = admin_link('source')
     process_link = admin_link('process', short_description=_("proc"))
     account_link = admin_link('bill__account')
     display_created_at = admin_date('created_at', short_description=_("Created"))
     display_modified_at = admin_date('modified_at', short_description=_("Modified"))
-    
+
     def has_delete_permission(self, *args, **kwargs):
         return False
-    
+
     def get_actions(self, request):
         actions = super().get_actions(request)
         if 'delete_selected' in actions:
             del actions['delete_selected']
         return actions
-    
+
     def get_change_readonly_fields(self, request, obj):
         if obj.state in (Transaction.WAITTING_PROCESSING, Transaction.WAITTING_EXECUTION):
             return ()
         return ('amount', 'currency')
-    
+
     def get_change_view_actions(self, obj=None):
         actions = super(TransactionAdmin, self).get_change_view_actions()
         exclude = []
@@ -153,7 +153,7 @@ class TransactionAdmin(SelectAccountAdminMixin, ExtendedModelAdmin):
             elif obj.state == Transaction.SECURED:
                 return []
         return [action for action in actions if action.__name__ not in exclude]
-    
+
     def display_state(self, obj):
         state = admin_colored('state', colors=STATE_COLORS)(obj)
         help_text = obj.get_state_help()
@@ -178,16 +178,16 @@ class TransactionProcessAdmin(ChangeViewActionsMixin, admin.ModelAdmin):
         actions.mark_process_as_executed, actions.abort, actions.commit, actions.report
     )
     actions = change_view_actions + (actions.delete_selected,)
-    
+
     display_state = admin_colored('state', colors=PROCESS_STATE_COLORS)
     display_created_at = admin_date('created_at', short_description=_("Created"))
-    
+
     def file_url(self, process):
         if process.file:
             return '<a href="%s">%s</a>' % (process.file.url, process.file.name)
     file_url.allow_tags = True
     file_url.admin_order_field = 'file'
-    
+
     def display_transactions(self, process):
         ids = []
         lines = []
@@ -208,10 +208,10 @@ class TransactionProcessAdmin(ChangeViewActionsMixin, admin.ModelAdmin):
         return '<a href="%s">%s</a>' % (url, transactions)
     display_transactions.short_description = _("Transactions")
     display_transactions.allow_tags = True
-    
+
     def has_add_permission(self, *args, **kwargs):
         return False
-    
+
     def get_change_view_actions(self, obj=None):
         actions = super().get_change_view_actions()
         exclude = []
@@ -223,7 +223,7 @@ class TransactionProcessAdmin(ChangeViewActionsMixin, admin.ModelAdmin):
             elif obj.state == TransactionProcess.ABORTED:
                 exclude = ['mark_process_as_executed', 'abort', 'commit']
         return [action for action in actions if action.__name__ not in exclude]
-    
+
     def delete_view(self, request, object_id, extra_context=None):
         queryset = self.model.objects.filter(id=object_id)
         related_transactions = helpers.pre_delete_processes(self, request, queryset)

orchestra/contrib/payments/migrations/0001_initial.py

@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
+import django.db.models.deletion
 from django.db import models, migrations
 import jsonfield.fields
 from django.conf import settings
@@ -21,7 +22,7 @@ class Migration(migrations.Migration):
                 ('method', models.CharField(choices=[('CreditCard', 'Credit card'), ('SEPADirectDebit', 'SEPA Direct Debit')], verbose_name='method', max_length=32)),
                 ('data', jsonfield.fields.JSONField(verbose_name='data', default={})),
                 ('is_active', models.BooleanField(verbose_name='active', default=True)),
-                ('account', models.ForeignKey(verbose_name='account', related_name='paymentsources', to=settings.AUTH_USER_MODEL)),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, verbose_name='account', related_name='paymentsources', to=settings.AUTH_USER_MODEL)),
             ],
         ),
         migrations.CreateModel(
@@ -33,7 +34,7 @@ class Migration(migrations.Migration):
                 ('currency', models.CharField(max_length=10, default='Eur')),
                 ('created_at', models.DateTimeField(verbose_name='created', auto_now_add=True)),
                 ('modified_at', models.DateTimeField(verbose_name='modified', auto_now=True)),
-                ('bill', models.ForeignKey(verbose_name='bill', related_name='transactions', to='bills.Bill')),
+                ('bill', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, verbose_name='bill', related_name='transactions', to='bills.Bill')),
             ],
         ),
         migrations.CreateModel(
@@ -53,11 +54,11 @@ class Migration(migrations.Migration):
         migrations.AddField(
             model_name='transaction',
             name='process',
-            field=models.ForeignKey(verbose_name='process', null=True, blank=True, related_name='transactions', to='payments.TransactionProcess'),
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, verbose_name='process', null=True, blank=True, related_name='transactions', to='payments.TransactionProcess'),
         ),
         migrations.AddField(
             model_name='transaction',
             name='source',
-            field=models.ForeignKey(verbose_name='source', null=True, blank=True, related_name='transactions', to='payments.PaymentSource'),
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, verbose_name='source', null=True, blank=True, related_name='transactions', to='payments.PaymentSource'),
         ),
     ]

orchestra/contrib/payments/migrations/0001_squashed_0004_auto_20210330_1049.py

@@ -0,0 +1,70 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:27
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import jsonfield.fields
+import orchestra.models.fields
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('payments', '0001_initial'), ('payments', '0002_auto_20150709_1018'), ('payments', '0003_auto_20170528_2011'), ('payments', '0004_auto_20210330_1049')]
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('bills', '0002_auto_20150429_1417'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='PaymentSource',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('method', models.CharField(choices=[('CreditCard', 'Credit card'), ('SEPADirectDebit', 'SEPA Direct Debit')], max_length=32, verbose_name='method')),
+                ('data', jsonfield.fields.JSONField(default={}, verbose_name='data')),
+                ('is_active', models.BooleanField(default=True, verbose_name='active')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='paymentsources', to=settings.AUTH_USER_MODEL, verbose_name='account')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Transaction',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('state', models.CharField(choices=[('WAITTING_PROCESSING', 'Waitting processing'), ('WAITTING_EXECUTION', 'Waitting execution'), ('EXECUTED', 'Executed'), ('SECURED', 'Secured'), ('REJECTED', 'Rejected')], default='WAITTING_PROCESSING', max_length=32, verbose_name='state')),
+                ('amount', models.DecimalField(decimal_places=2, max_digits=12, verbose_name='amount')),
+                ('currency', models.CharField(default='Eur', max_length=10)),
+                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='created')),
+                ('modified_at', models.DateTimeField(auto_now=True, verbose_name='modified')),
+                ('bill', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='transactions', to='bills.Bill', verbose_name='bill')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='TransactionProcess',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('data', jsonfield.fields.JSONField(blank=True, verbose_name='data')),
+                ('file', orchestra.models.fields.PrivateFileField(blank=True, upload_to='', verbose_name='file')),
+                ('state', models.CharField(choices=[('CREATED', 'Created'), ('EXECUTED', 'Executed'), ('ABORTED', 'Aborted'), ('COMMITED', 'Commited')], default='CREATED', max_length=16, verbose_name='state')),
+                ('created_at', models.DateTimeField(auto_now_add=True, db_index=True, verbose_name='created')),
+                ('updated_at', models.DateTimeField(auto_now=True, verbose_name='updated')),
+            ],
+            options={
+                'verbose_name_plural': 'Transaction processes',
+            },
+        ),
+        migrations.AddField(
+            model_name='transaction',
+            name='process',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='transactions', to='payments.TransactionProcess', verbose_name='process'),
+        ),
+        migrations.AddField(
+            model_name='transaction',
+            name='source',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='transactions', to='payments.PaymentSource', verbose_name='source'),
+        ),
+    ]

orchestra/contrib/payments/migrations/0004_auto_20210330_1049.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-03-30 10:49
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('payments', '0003_auto_20170528_2011'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='paymentsource',
+            name='method',
+            field=models.CharField(choices=[('CreditCard', 'Credit card'), ('SEPADirectDebit', 'SEPA Direct Debit')], max_length=32, verbose_name='method'),
+        ),
+    ]

orchestra/contrib/payments/models.py

@@ -18,50 +18,50 @@ class PaymentSourcesQueryset(models.QuerySet):
 
 class PaymentSource(models.Model):
     account = models.ForeignKey('accounts.Account', verbose_name=_("account"),
-        related_name='paymentsources')
+        related_name='paymentsources', on_delete=models.CASCADE)
     method = models.CharField(_("method"), max_length=32,
         choices=PaymentMethod.get_choices())
     data = JSONField(_("data"), default={})
     is_active = models.BooleanField(_("active"), default=True)
-    
+
     objects = PaymentSourcesQueryset.as_manager()
-    
+
     def __str__(self):
         return "%s (%s)" % (self.label, self.method_class.verbose_name)
-    
+
     @cached_property
     def method_class(self):
         return PaymentMethod.get(self.method)
-    
+
     @cached_property
     def method_instance(self):
         """ Per request lived method_instance """
         return self.method_class(self)
-    
+
     @cached_property
     def label(self):
         return self.method_instance.get_label()
-    
+
     @cached_property
     def number(self):
         return self.method_instance.get_number()
-    
+
     def get_bill_context(self):
         method = self.method_instance
         return {
             'message': method.get_bill_message(),
         }
-    
+
     def get_due_delta(self):
         return self.method_instance.due_delta
-    
+
     def clean(self):
         self.data = self.method_instance.clean_data()
 
 
 class TransactionQuerySet(models.QuerySet):
     group_by = group_by
-    
+
     def create(self, **kwargs):
         source = kwargs.get('source')
         if source is None or not hasattr(source.method_class, 'process'):
@@ -71,16 +71,16 @@ class TransactionQuerySet(models.QuerySet):
         if amount == 0:
             kwargs['state'] = self.model.SECURED
         return super(TransactionQuerySet, self).create(**kwargs)
-    
+
     def secured(self):
         return self.filter(state=Transaction.SECURED)
-    
+
     def exclude_rejected(self):
         return self.exclude(state=Transaction.REJECTED)
-    
+
     def amount(self):
         return next(iter(self.aggregate(models.Sum('amount')).values())) or 0
-    
+
     def processing(self):
         return self.filter(state__in=[Transaction.EXECUTED, Transaction.WAITTING_EXECUTION])
 
@@ -108,8 +108,8 @@ class Transaction(models.Model):
         REJECTED: _("The transaction has failed and the ammount is lost, a new transaction "
                     "should be created for recharging."),
     }
-    
+
-    bill = models.ForeignKey('bills.bill', verbose_name=_("bill"),
+    bill = models.ForeignKey('bills.bill', on_delete=models.CASCADE, verbose_name=_("bill"),
         related_name='transactions')
     source = models.ForeignKey(PaymentSource, null=True, blank=True, on_delete=models.SET_NULL,
         verbose_name=_("source"), related_name='transactions')
@@ -121,16 +121,16 @@ class Transaction(models.Model):
     currency = models.CharField(max_length=10, default=settings.PAYMENT_CURRENCY)
     created_at = models.DateTimeField(_("created"), auto_now_add=True)
     modified_at = models.DateTimeField(_("modified"), auto_now=True)
-    
+
     objects = TransactionQuerySet.as_manager()
-    
+
     def __str__(self):
         return "#%i" % self.id
-    
+
     @property
     def account(self):
         return self.bill.account
-    
+
     def clean(self):
         if not self.pk:
             amount = self.bill.transactions.exclude(state=self.REJECTED).amount()
@@ -141,24 +141,24 @@ class Transaction(models.Model):
                         'amount': amount,
                     }
                 )
-    
+
     def get_state_help(self):
         if self.source:
             return self.source.method_instance.state_help.get(self.state) or self.STATE_HELP.get(self.state)
         return self.STATE_HELP.get(self.state)
-    
+
     def mark_as_processed(self):
         self.state = self.WAITTING_EXECUTION
         self.save(update_fields=('state', 'modified_at'))
-    
+
     def mark_as_executed(self):
         self.state = self.EXECUTED
         self.save(update_fields=('state', 'modified_at'))
-    
+
     def mark_as_secured(self):
         self.state = self.SECURED
         self.save(update_fields=('state', 'modified_at'))
-    
+
     def mark_as_rejected(self):
         self.state = self.REJECTED
         self.save(update_fields=('state', 'modified_at'))
@@ -178,31 +178,31 @@ class TransactionProcess(models.Model):
         (ABORTED, _("Aborted")),
         (COMMITED, _("Commited")),
     )
-    
+
     data = JSONField(_("data"), blank=True)
     file = PrivateFileField(_("file"), blank=True)
     state = models.CharField(_("state"), max_length=16, choices=STATES, default=CREATED)
     created_at = models.DateTimeField(_("created"), auto_now_add=True, db_index=True)
     updated_at = models.DateTimeField(_("updated"), auto_now=True)
-    
+
     class Meta:
         verbose_name_plural = _("Transaction processes")
-    
+
     def __str__(self):
         return '#%i' % self.id
-    
+
     def mark_as_executed(self):
         self.state = self.EXECUTED
         for transaction in self.transactions.all():
             transaction.mark_as_executed()
         self.save(update_fields=('state', 'updated_at'))
-    
+
     def abort(self):
         self.state = self.ABORTED
         for transaction in self.transactions.all():
             transaction.mark_as_rejected()
         self.save(update_fields=('state', 'updated_at'))
-    
+
     def commit(self):
         self.state = self.COMMITED
         for transaction in self.transactions.processing():

orchestra/contrib/plans/admin.py

@@ -1,5 +1,5 @@
 from django.contrib import admin
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db import models
 from django.utils.translation import ugettext_lazy as _
 
@@ -28,7 +28,7 @@ class PlanAdmin(ExtendedModelAdmin):
     }
     change_readonly_fields = ('name',)
     inlines = [RateInline]
-    
+
     def num_contracts(self, plan):
         num = plan.contracts__count
         url = reverse('admin:plans_contractedplan_changelist')
@@ -37,7 +37,7 @@ class PlanAdmin(ExtendedModelAdmin):
     num_contracts.short_description = _("Contracts")
     num_contracts.admin_order_field = 'contracts__count'
     num_contracts.allow_tags = True
-    
+
     def get_queryset(self, request):
         qs = super(PlanAdmin, self).get_queryset(request)
         return qs.annotate(models.Count('contracts', distinct=True))
@@ -49,7 +49,7 @@ class ContractedPlanAdmin(AccountAdminMixin, admin.ModelAdmin):
     list_select_related = ('plan', 'account')
     search_fields = ('account__username', 'plan__name', 'id')
     actions = (list_accounts,)
-    
+
     plan_link = admin_link('plan')
 
 

orchestra/contrib/plans/migrations/0001_initial.py

@@ -2,6 +2,7 @@
 from __future__ import unicode_literals
 
 from django.db import models, migrations
+import django.db.models.deletion
 import orchestra.core.validators
 from django.conf import settings
 
@@ -18,7 +19,7 @@ class Migration(migrations.Migration):
             name='ContractedPlan',
             fields=[
                 ('id', models.AutoField(primary_key=True, auto_created=True, serialize=False, verbose_name='ID')),
-                ('account', models.ForeignKey(to=settings.AUTH_USER_MODEL, related_name='plans', verbose_name='account')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL, related_name='plans', verbose_name='account')),
             ],
             options={
                 'verbose_name_plural': 'plans',
@@ -42,14 +43,14 @@ class Migration(migrations.Migration):
                 ('id', models.AutoField(primary_key=True, auto_created=True, serialize=False, verbose_name='ID')),
                 ('quantity', models.PositiveIntegerField(help_text='See rate algorihm help text.', blank=True, verbose_name='quantity', null=True)),
                 ('price', models.DecimalField(decimal_places=2, max_digits=12, verbose_name='price')),
-                ('plan', models.ForeignKey(to='plans.Plan', related_name='rates', verbose_name='plan')),
+                ('plan', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='plans.Plan', related_name='rates', verbose_name='plan')),
-                ('service', models.ForeignKey(to='services.Service', related_name='rates', verbose_name='service')),
+                ('service', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='services.Service', related_name='rates', verbose_name='service')),
             ],
         ),
         migrations.AddField(
             model_name='contractedplan',
             name='plan',
-            field=models.ForeignKey(to='plans.Plan', related_name='contracts', verbose_name='plan'),
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='plans.Plan', related_name='contracts', verbose_name='plan'),
         ),
         migrations.AlterUniqueTogether(
             name='rate',

orchestra/contrib/plans/migrations/0001_squashed_0003_auto_20210422_1108.py

@@ -0,0 +1,74 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2021-04-22 11:09
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import orchestra.core.validators
+
+
+class Migration(migrations.Migration):
+
+    replaces = [('plans', '0001_initial'), ('plans', '0002_auto_20160114_1713'), ('plans', '0003_auto_20210422_1108')]
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('services', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='ContractedPlan',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('account', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='plans', to=settings.AUTH_USER_MODEL, verbose_name='account')),
+            ],
+            options={
+                'verbose_name_plural': 'plans',
+            },
+        ),
+        migrations.CreateModel(
+            name='Plan',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=32, unique=True, validators=[orchestra.core.validators.validate_name], verbose_name='name')),
+                ('verbose_name', models.CharField(blank=True, max_length=128, verbose_name='verbose_name')),
+                ('is_active', models.BooleanField(default=True, help_text='Designates whether this account should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
+                ('is_default', models.BooleanField(default=False, help_text='Designates whether this plan is used by default or not.', verbose_name='default')),
+                ('is_combinable', models.BooleanField(default=True, help_text='Designates whether this plan can be combined with other plans or not.', verbose_name='combinable')),
+                ('allow_multiple', models.BooleanField(default=False, help_text='Designates whether this plan allow for multiple contractions.', verbose_name='allow multiple')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Rate',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('quantity', models.PositiveIntegerField(blank=True, help_text='See rate algorihm help text.', null=True, verbose_name='quantity')),
+                ('price', models.DecimalField(decimal_places=2, max_digits=12, verbose_name='price')),
+                ('plan', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='rates', to='plans.Plan', verbose_name='plan')),
+                ('service', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='rates', to='services.Service', verbose_name='service')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='contractedplan',
+            name='plan',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='contracts', to='plans.Plan', verbose_name='plan'),
+        ),
+        migrations.AlterUniqueTogether(
+            name='rate',
+            unique_together=set([('service', 'plan', 'quantity')]),
+        ),
+        migrations.AlterField(
+            model_name='rate',
+            name='plan',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='rates', to='plans.Plan', verbose_name='plan'),
+        ),
+        migrations.AlterField(
+            model_name='rate',
+            name='plan',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='rates', to='plans.Plan', verbose_name='plan'),
+        ),
+    ]

orchestra/contrib/plans/migrations/0002_auto_20160114_1713.py

@@ -2,6 +2,7 @@
 from __future__ import unicode_literals
 
 from django.db import migrations, models
+import django.db.models.deletion
 
 
 class Migration(migrations.Migration):
@@ -14,6 +15,6 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='rate',
             name='plan',
-            field=models.ForeignKey(related_name='rates', to='plans.Plan', blank=True, null=True, verbose_name='plan'),
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='rates', to='plans.Plan', blank=True, null=True, verbose_name='plan'),
         ),
     ]