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kolab_sieve.py
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kolab_sieve.py
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#!/usr/bin/python
#
# Copyright 2010-2013 Kolab Systems AG (http://www.kolabsys.com)
#
# Jeroen van Meeuwen (Kolab Systems) <vanmeeuwen a kolabsys.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# workaround for PEP 366
__package__ = ''
import listener
import logging
import os
import sys
import univention_baseconfig
import univention.debug as ulog
sys.path = [
os.path.abspath(
os.path.join(
os.path.dirname(
os.path.realpath(os.path.abspath(__file__))
),
'..'
)
) ] + sys.path
sys.stderr = open('/dev/null', 'a')
name = 'kolab_sieve'
description = "Sieve Script Management for Kolab Groupware on UCS"
# The filter has to be composed to make sure only Kolab Groupware
# related objects are passed along to this listener module.
filter = '(objectClass=kolabInetOrgPerson)'
#attributes = [ '*' ]
import pykolab
from pykolab import constants
from pykolab import utils
log = pykolab.getLogger('pykolab.listener')
log.remove_stdout_handler()
log.setLevel(logging.DEBUG)
log.debuglevel = 9
conf = pykolab.getConf()
conf.finalize_conf(fatal=False)
conf.debuglevel = 9
from pykolab.auth import Auth
def handler(*args, **kw):
auth = Auth()
auth.connect()
if len(args) == 4:
# moddn, not relevant for Sieve Script Management
pass
elif len(args) == 3:
dn = args[0]
new = utils.normalize(args[1])
old = utils.normalize(args[2])
if isinstance(old, dict) and len(old.keys()) > 0:
# Either the entry changed or was deleted
if isinstance(new, dict) and len(new.keys()) > 0:
# The entry was modified.
result_attr = conf.get('cyrus-sasl', 'result_attribute')
if not new.has_key(result_attr):
log.error(
"Entry %r does not have attribute %r" % (
dn,
result_attr
)
)
return
# See if the mailserver_attribute exists
mailserver_attribute = conf.get('ldap', 'mailserver_attribute').lower()
if mailserver_attribute == None:
log.error("Mail server attribute is not set")
# TODO: Perhaps, query for IMAP servers. If there is only one,
# we know what to do.
return
if new.has_key(mailserver_attribute):
if not new[mailserver_attribute] == constants.fqdn:
log.info(
"The mail server for user %r is set, and it is not me (%r)" % (
dn,
new[mailserver_attribute]
)
)
return
else:
log.error("Entry %r does not have a mail server set" % (dn))
return
conf.plugins.exec_hook(
'sieve_mgmt_refresh',
kw = {
'user': new[result_attr]
}
)
else:
# The entry was deleted. This is irrelevant for
# Sieve Script Management
return
elif isinstance(new, dict) and len(new.keys()) > 0:
# Old is not a dict (or empty), so the entry is just created
# See if the mailserver_attribute exists
mailserver_attribute = conf.get('ldap', 'mailserver_attribute').lower()
result_attr = conf.get('cyrus-sasl', 'result_attribute').lower()
if mailserver_attribute == None:
log.error("Mail server attribute is not set")
# TODO: Perhaps, query for IMAP servers. If there is only one,
# we know what to do.
return
if new.has_key(mailserver_attribute):
if not new[mailserver_attribute] == constants.fqdn:
log.info("The mail server for user %r is set, and it is not me (%r)" % (dn, new[mailserver_attribute]))
return
conf.plugins.exec_hook(
'sieve_mgmt_refresh',
kw = {
'user': new[result_attr]
}
)
else:
log.info("entry %r changed, but no new or old attributes" % (dn))

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