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

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import textwrap
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from django.template import Template, Context
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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
from orchestra.apps.resources import ServiceMonitor
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from . import settings
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class MailmanBackend(ServiceController):
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verbose_name = "Mailman"
model = 'lists.List'
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class MailmanTraffic(ServiceMonitor):
model = 'lists.List'
resource = ServiceMonitor.TRAFFIC
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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))
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def monitor(self, mail_list):
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" "%(log_file)s"' % 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 {
'mailman_log': settings.LISTS_MAILMAN_POST_LOG_PATH,
'list_name': mail_list.name,
'object_id': mail_list.pk,
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'last_date': last_date.strftime("%b %d %H:%M:%S"),
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}