radicale/radicale/acl/courier.py
2011-10-27 13:26:05 +02:00

58 lines
1.8 KiB
Python

# -*- coding: utf-8 -*-
#
# This file is part of Radicale Server - Calendar Server
# Copyright © 2011 Henry-Nicolas Tourneur
#
# This library 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 library 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 Radicale. If not, see <http://www.gnu.org/licenses/>.
"""
Courier-Authdaemon ACL.
"""
import sys
import socket
from radicale import acl, config, log
COURIER_SOCKET = config.get("acl", "courier_socket")
def has_right(owner, user, password):
"""Check if ``user``/``password`` couple is valid."""
if not user or (owner not in acl.PRIVATE_USERS and user != owner):
# No user given, or owner is not private and is not user, forbidden
return False
line = "%s\nlogin\n%s\n%s" % (sys.argv[0], user, password)
line = "%i\n%s" % (len(line), line)
try:
sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
sock.connect(COURIER_SOCKET)
log.LOGGER.debug("Sending to Courier socket the request: %s" % line)
sock.send(line)
data = sock.recv(1024)
sock.close()
except socket.error as exception:
log.LOGGER.debug(
"Unable to communicate with Courier socket: %s" % exception)
return False
log.LOGGER.debug("Got Courier socket response: %r" % data)
if repr(data) == "FAIL":
return False
return True