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