django-orchestra-test/orchestra/apps/lists/backends.py

170 lines
6.6 KiB
Python

import re
import textwrap
from django.utils import timezone
from orchestra.apps.orchestration import ServiceController
from orchestra.apps.resources import ServiceMonitor
from . import settings
from .models import List
class MailmanBackend(ServiceController):
verbose_name = "Mailman"
model = 'lists.List'
addresses = [
'',
'-admin',
'-bounces',
'-confirm',
'-join',
'-leave',
'-owner',
'-request',
'-subscribe',
'-unsubscribe'
]
def include_virtual_alias_domain(self, context):
# TODO for list virtual_domains cleaning up we need to know the old domain name when a list changes its address
# domain, but this is not possible with the current design.
# sync the whole file everytime?
if context['address_domain']:
self.append(textwrap.dedent("""
[[ $(grep "^\s*%(address_domain)s\s*$" %(virtual_alias_domains)s) ]] || {
echo "%(address_domain)s" >> %(virtual_alias_domains)s
UPDATED_VIRTUAL_ALIAS_DOMAINS=1
}""" % context
))
def exclude_virtual_alias_domain(self, context):
address_domain = context['address_domain']
if not List.objects.filter(address_domain=address_domain).exists():
self.append('sed -i "/^%(address_domain)s\s*/d" %(virtual_alias_domains)s' % context)
def get_virtual_aliases(self, context):
aliases = []
for address in self.addresses:
context['address'] = address
aliases.append("%(address_name)s%(address)s@%(domain)s\t%(name)s%(address)s" % context)
return '\n'.join(aliases)
def save(self, mail_list):
context = self.get_context(mail_list)
# Create list
self.append(textwrap.dedent("""\
[[ ! -e %(mailman_root)s/lists/%(name)s ]] && {
newlist --quiet --emailhost='%(domain)s' '%(name)s' '%(admin)s' '%(password)s'
}""" % context))
# Custom domain
if mail_list.address:
aliases = self.get_virtual_aliases(context)
# Preserve indentation
spaces = ' '*4
context['aliases'] = spaces + aliases.replace('\n', '\n'+spaces)
self.append(textwrap.dedent("""\
if [[ ! $(grep '\s\s*%(name)s\s*$' %(virtual_alias)s) ]]; then
echo '# %(banner)s\n%(aliases)s
' >> %(virtual_alias)s
UPDATED_VIRTUAL_ALIAS=1
else
if [[ ! $(grep '^\s*%(address_name)s@%(address_domain)s\s\s*%(name)s\s*$' %(virtual_alias)s) ]]; then
sed -i "s/^.*\s%(name)s\s*$//" %(virtual_alias)s
echo '# %(banner)s\n%(aliases)s
' >> %(virtual_alias)s
UPDATED_VIRTUAL_ALIAS=1
fi
fi""" % context
))
self.append('echo "require_explicit_destination = 0" | '
'%(mailman_root)s/bin/config_list -i /dev/stdin %(name)s' % context)
self.append(textwrap.dedent("""\
echo "host_name = '%(address_domain)s'" | \
%(mailman_root)s/bin/config_list -i /dev/stdin %(name)s""" % context))
else:
# Cleanup shit
self.append(textwrap.dedent("""\
if [[ ! $(grep '\s\s*%(name)s\s*$' %(virtual_alias)s) ]]; then
sed -i "s/^.*\s%(name)s\s*$//" %(virtual_alias)s
fi""" % context
))
# Update
if context['password'] is not None:
self.append('%(mailman_root)s/bin/change_pw --listname="%(name)s" --password="%(password)s"' % context)
self.include_virtual_alias_domain(context)
def delete(self, mail_list):
context = self.get_context(mail_list)
self.exclude_virtual_alias_domain(context)
for address in self.addresses:
context['address'] = address
self.append('sed -i "s/^.*\s%(name)s%(address)s\s*$//" %(virtual_alias)s' % context)
self.append("rmlist -a %(name)s" % context)
def commit(self):
context = self.get_context_files()
self.append(textwrap.dedent("""
[[ $UPDATED_VIRTUAL_ALIAS == 1 ]] && { postmap %(virtual_alias)s; }
[[ $UPDATED_VIRTUAL_ALIAS_DOMAINS == 1 ]] && { /etc/init.d/postfix reload; }
""" % context
))
def get_context_files(self):
return {
'virtual_alias': settings.LISTS_VIRTUAL_ALIAS_PATH,
'virtual_alias_domains': settings.LISTS_VIRTUAL_ALIAS_DOMAINS_PATH,
}
def get_context(self, mail_list):
context = self.get_context_files()
context.update({
'banner': self.get_banner(),
'name': mail_list.name,
'password': mail_list.password,
'domain': mail_list.address_domain or settings.LISTS_DEFAULT_DOMAIN,
'address_name': mail_list.address_name,
'address_domain': mail_list.address_domain,
'admin': mail_list.admin_email,
'mailman_root': settings.LISTS_MAILMAN_ROOT_PATH,
})
return context
class MailmanTraffic(ServiceMonitor):
model = 'lists.List'
resource = ServiceMonitor.TRAFFIC
def prepare(self):
current_date = timezone.localtime(self.current_date)
current_date = current_date.strftime("%b %d %H:%M:%S")
self.append(textwrap.dedent("""\
function monitor () {
OBJECT_ID=$1
LAST_DATE=$2
LIST_NAME="$3"
MAILMAN_LOG="$4"
SUBSCRIBERS=$(list_members ${LIST_NAME} | wc -l)
SIZE=$(grep ' post to ${LIST_NAME} ' "${MAILMAN_LOG}" \\
| awk '"$LAST_DATE"<=$0 && $0<="%s"' \\
| sed 's/.*size=\([0-9]*\).*/\\1/' \\
| tr '\\n' '+' \\
| xargs -i echo {} )
echo ${OBJECT_ID} $(( ${SIZE}*${SUBSCRIBERS} ))
}""" % current_date))
def monitor(self, mail_list):
context = self.get_context(mail_list)
self.append(
'monitor %(object_id)i %(last_date)s "%(list_name)s" "%(log_file)s"' % context)
def get_context(self, mail_list):
last_date = timezone.localtime(self.get_last_date(mail_list.pk))
return {
'mailman_log': settings.LISTS_MAILMAN_POST_LOG_PATH,
'list_name': mail_list.name,
'object_id': mail_list.pk,
'last_date': last_date.strftime("%b %d %H:%M:%S"),
}