bzr branch
http://bzr.recompile.se/loggerhead/mandos/trunk
3
by Björn Påhlsson
Python based server |
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#!/usr/bin/python
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by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
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# -*- mode: python; coding: utf-8 -*-
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by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
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#
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# Mandos server - give out binary blobs to connecting clients.
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#
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# This program is partly derived from an example program for an Avahi
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# service publisher, downloaded from
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# <http://avahi.org/wiki/PythonPublishExample>. This includes the
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46
by Teddy Hogeborn
* network-protocol.txt: New. |
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# methods "add" and "remove" in the "AvahiService" class, the
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# "server_state_changed" and "entry_group_state_changed" functions,
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# and some lines in "main".
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by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
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#
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by Teddy Hogeborn
* server.conf: New file. |
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# Everything else is
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237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
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# Copyright © 2008 Teddy Hogeborn
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# Copyright © 2008 Björn Påhlsson
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by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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109
by Teddy Hogeborn
* .bzrignore: New. |
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# along with this program. If not, see
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# <http://www.gnu.org/licenses/>.
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16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
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#
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28
by Teddy Hogeborn
* server.conf: New file. |
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# Contact the authors at <mandos@fukt.bsnet.se>.
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by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
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#
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3
by Björn Påhlsson
Python based server |
33 |
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237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
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from __future__ import division, with_statement, absolute_import |
10
by Teddy Hogeborn
* server.py: Bug fix: Do "from __future__ import division". |
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3
by Björn Påhlsson
Python based server |
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import SocketServer |
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import socket |
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from optparse import OptionParser |
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import datetime |
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import errno |
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import gnutls.crypto |
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import gnutls.connection |
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import gnutls.errors |
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12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
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import gnutls.library.functions |
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import gnutls.library.constants |
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import gnutls.library.types |
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3
by Björn Påhlsson
Python based server |
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import ConfigParser |
4
by Teddy Hogeborn
* server.py (Client.created, Client.next_check): New. |
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import sys |
9
by Teddy Hogeborn
* client.cpp (main): Get t_old early since it is used on error exits. |
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import re |
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import os |
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import signal |
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10
by Teddy Hogeborn
* server.py: Bug fix: Do "from __future__ import division". |
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from sets import Set |
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import subprocess |
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15
by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
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import atexit |
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import stat |
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by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
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import logging |
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import logging.handlers |
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163
by Teddy Hogeborn
* Makefile (PIDDIR, USER, GROUP): Removed. |
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import pwd |
237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
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from contextlib import closing |
5
by Teddy Hogeborn
* server.py (server_metaclass): New. |
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11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
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import dbus |
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
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import dbus.service |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
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import gobject |
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import avahi |
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from dbus.mainloop.glib import DBusGMainLoop |
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12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
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import ctypes |
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
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import ctypes.util |
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by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
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232
by Teddy Hogeborn
* Makefile (version): Changed to "1.0.2". |
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version = "1.0.2" |
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by Björn Påhlsson
Added following support: |
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logger = logging.Logger('mandos') |
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237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
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syslogger = (logging.handlers.SysLogHandler |
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(facility = logging.handlers.SysLogHandler.LOG_DAEMON, |
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address = "/dev/log")) |
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syslogger.setFormatter(logging.Formatter |
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('Mandos: %(levelname)s: %(message)s')) |
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by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
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logger.addHandler(syslogger) |
13
by Björn Påhlsson
Added following support: |
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by Teddy Hogeborn
* mandos (console): Define handler globally. |
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console = logging.StreamHandler() |
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console.setFormatter(logging.Formatter('%(name)s: %(levelname)s:' |
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' %(message)s')) |
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logger.addHandler(console) |
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by Teddy Hogeborn
* server.conf: New file. |
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class AvahiError(Exception): |
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def __init__(self, value): |
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self.value = value |
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215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
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super(AvahiError, self).__init__() |
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by Teddy Hogeborn
* server.conf: New file. |
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def __str__(self): |
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return repr(self.value) |
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class AvahiServiceError(AvahiError): |
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pass
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class AvahiGroupError(AvahiError): |
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pass
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class AvahiService(object): |
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45
by Teddy Hogeborn
* server.py: Cosmetic changes. |
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"""An Avahi (Zeroconf) service. |
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Attributes:
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by Teddy Hogeborn
* server.conf: New file. |
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interface: integer; avahi.IF_UNSPEC or an interface index.
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Used to optionally bind to the specified interface.
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by Teddy Hogeborn
* server.py: Cosmetic changes. |
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name: string; Example: 'Mandos'
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type: string; Example: '_mandos._tcp'.
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See <http://www.dns-sd.org/ServiceTypes.html>
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port: integer; what port to announce
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TXT: list of strings; TXT record for the service
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domain: string; Domain to publish on, default to .local if empty.
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host: string; Host to publish records for, default is localhost
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max_renames: integer; maximum number of renames
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rename_count: integer; counter so we only rename after collisions
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a sensible number of times
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28
by Teddy Hogeborn
* server.conf: New file. |
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"""
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def __init__(self, interface = avahi.IF_UNSPEC, name = None, |
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237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
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servicetype = None, port = None, TXT = None, |
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domain = "", host = "", max_renames = 32768): |
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28
by Teddy Hogeborn
* server.conf: New file. |
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self.interface = interface |
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self.name = name |
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215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
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self.type = servicetype |
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by Teddy Hogeborn
* server.conf: New file. |
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self.port = port |
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
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self.TXT = TXT if TXT is not None else [] |
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by Teddy Hogeborn
* server.conf: New file. |
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self.domain = domain |
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self.host = host |
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self.rename_count = 0 |
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76
by Teddy Hogeborn
* plugins.d/password-request.c (init_gnutls_global): Renamed |
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self.max_renames = max_renames |
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by Teddy Hogeborn
* server.conf: New file. |
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def rename(self): |
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"""Derived from the Avahi example code""" |
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if self.rename_count >= self.max_renames: |
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109
by Teddy Hogeborn
* .bzrignore: New. |
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logger.critical(u"No suitable Zeroconf service name found" |
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u" after %i retries, exiting.", |
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215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
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self.rename_count) |
28
by Teddy Hogeborn
* server.conf: New file. |
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raise AvahiServiceError("Too many renames") |
76
by Teddy Hogeborn
* plugins.d/password-request.c (init_gnutls_global): Renamed |
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self.name = server.GetAlternativeServiceName(self.name) |
109
by Teddy Hogeborn
* .bzrignore: New. |
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logger.info(u"Changing Zeroconf service name to %r ...", |
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str(self.name)) |
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237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
136 |
syslogger.setFormatter(logging.Formatter |
52
by Teddy Hogeborn
* mandos: Make syslog use "/dev/log" instead of UDP to localhost. |
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('Mandos (%s): %%(levelname)s:' |
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
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' %%(message)s' % self.name)) |
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by Teddy Hogeborn
* server.conf: New file. |
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self.remove() |
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self.add() |
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self.rename_count += 1 |
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def remove(self): |
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"""Derived from the Avahi example code""" |
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if group is not None: |
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group.Reset() |
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def add(self): |
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"""Derived from the Avahi example code""" |
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global group |
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if group is None: |
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237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
150 |
group = dbus.Interface(bus.get_object |
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(avahi.DBUS_NAME, |
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28
by Teddy Hogeborn
* server.conf: New file. |
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server.EntryGroupNew()), |
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
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avahi.DBUS_INTERFACE_ENTRY_GROUP) |
28
by Teddy Hogeborn
* server.conf: New file. |
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group.connect_to_signal('StateChanged', |
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entry_group_state_changed) |
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109
by Teddy Hogeborn
* .bzrignore: New. |
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logger.debug(u"Adding Zeroconf service '%s' of type '%s' ...", |
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by Teddy Hogeborn
* server.conf: New file. |
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service.name, service.type) |
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group.AddService( |
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self.interface, # interface |
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avahi.PROTO_INET6, # protocol |
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dbus.UInt32(0), # flags |
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self.name, self.type, |
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self.domain, self.host, |
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dbus.UInt16(self.port), |
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avahi.string_array_to_txt_array(self.TXT)) |
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group.Commit() |
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||
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
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# From the Avahi example code:
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28
by Teddy Hogeborn
* server.conf: New file. |
169 |
group = None # our entry group |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
170 |
# End of Avahi example code
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172 |
||
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
173 |
def _datetime_to_dbus_struct(dt, variant_level=0): |
174 |
"""Convert a UTC datetime.datetime() to a D-Bus struct. |
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The format is special to this application, since we could not find
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any other standard way."""
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return dbus.Struct((dbus.Int16(dt.year), |
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dbus.Byte(dt.month), |
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dbus.Byte(dt.day), |
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dbus.Byte(dt.hour), |
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dbus.Byte(dt.minute), |
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dbus.Byte(dt.second), |
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dbus.UInt32(dt.microsecond)), |
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signature="nyyyyyu", |
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variant_level=variant_level) |
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||
187 |
||
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
188 |
class Client(dbus.service.Object): |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
189 |
"""A representation of a client host served by this server. |
190 |
Attributes:
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238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
191 |
name: string; from the config file, used in log messages
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12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
192 |
fingerprint: string (40 or 32 hexadecimal digits); used to
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193 |
uniquely identify the client
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238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
194 |
secret: bytestring; sent verbatim (over TLS) to client
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host: string; available for use by the checker command
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created: datetime.datetime(); (UTC) object creation
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last_started: datetime.datetime(); (UTC)
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started: bool()
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237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
199 |
last_checked_ok: datetime.datetime(); (UTC) or None
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238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
200 |
timeout: datetime.timedelta(); How long from last_checked_ok
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201 |
until this client is invalid
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interval: datetime.timedelta(); How often to start a new checker
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203 |
stop_hook: If set, called by stop() as stop_hook(self)
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checker: subprocess.Popen(); a running checker process used
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to see if the client lives.
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'None' if no process is running.
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11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
207 |
checker_initiator_tag: a gobject event source tag, or None
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208 |
stop_initiator_tag: - '' -
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209 |
checker_callback_tag: - '' -
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12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
210 |
checker_command: string; External command which is run to check if
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28
by Teddy Hogeborn
* server.conf: New file. |
211 |
client lives. %() expansions are done at
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12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
212 |
runtime with vars(self) as dict, so that for
|
213 |
instance %(name)s can be used in the command.
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238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
214 |
dbus_object_path: dbus.ObjectPath
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
215 |
Private attibutes:
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216 |
_timeout: Real variable for 'timeout'
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217 |
_interval: Real variable for 'interval'
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28
by Teddy Hogeborn
* server.conf: New file. |
218 |
_timeout_milliseconds: Used when calling gobject.timeout_add()
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12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
219 |
_interval_milliseconds: - '' -
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11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
220 |
"""
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
221 |
def _set_timeout(self, timeout): |
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
222 |
"Setter function for the 'timeout' attribute"
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
223 |
self._timeout = timeout |
224 |
self._timeout_milliseconds = ((self.timeout.days |
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225 |
* 24 * 60 * 60 * 1000) |
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226 |
+ (self.timeout.seconds * 1000) |
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227 |
+ (self.timeout.microseconds |
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// 1000)) |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
229 |
# Emit D-Bus signal
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
230 |
self.PropertyChanged(dbus.String(u"timeout"), |
231 |
(dbus.UInt64(self._timeout_milliseconds, |
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232 |
variant_level=1))) |
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237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
233 |
timeout = property(lambda self: self._timeout, _set_timeout) |
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
234 |
del _set_timeout |
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
235 |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
236 |
def _set_interval(self, interval): |
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
237 |
"Setter function for the 'interval' attribute"
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
238 |
self._interval = interval |
239 |
self._interval_milliseconds = ((self.interval.days |
|
240 |
* 24 * 60 * 60 * 1000) |
|
241 |
+ (self.interval.seconds |
|
242 |
* 1000) |
|
243 |
+ (self.interval.microseconds |
|
244 |
// 1000)) |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
245 |
# Emit D-Bus signal
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
246 |
self.PropertyChanged(dbus.String(u"interval"), |
247 |
(dbus.UInt64(self._interval_milliseconds, |
|
248 |
variant_level=1))) |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
249 |
interval = property(lambda self: self._interval, _set_interval) |
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
250 |
del _set_interval |
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
251 |
|
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
252 |
def __init__(self, name = None, stop_hook=None, config=None): |
45
by Teddy Hogeborn
* server.py: Cosmetic changes. |
253 |
"""Note: the 'checker' key in 'config' sets the |
254 |
'checker_command' attribute and *not* the 'checker'
|
|
255 |
attribute."""
|
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
256 |
self.dbus_object_path = (dbus.ObjectPath |
257 |
("/Mandos/clients/" |
|
258 |
+ name.replace(".", "_"))) |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
259 |
dbus.service.Object.__init__(self, bus, |
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
260 |
self.dbus_object_path) |
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
261 |
if config is None: |
262 |
config = {} |
|
3
by Björn Påhlsson
Python based server |
263 |
self.name = name |
25
by Teddy Hogeborn
* mandos-clients.conf ([DEFAULT]): New section. |
264 |
logger.debug(u"Creating client %r", self.name) |
45
by Teddy Hogeborn
* server.py: Cosmetic changes. |
265 |
# Uppercase and remove spaces from fingerprint for later
|
266 |
# comparison purposes with return value from the fingerprint()
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|
267 |
# function
|
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237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
268 |
self.fingerprint = (config["fingerprint"].upper() |
269 |
.replace(u" ", u"")) |
|
25
by Teddy Hogeborn
* mandos-clients.conf ([DEFAULT]): New section. |
270 |
logger.debug(u" Fingerprint: %s", self.fingerprint) |
44
by Teddy Hogeborn
* ca.pem: Removed. |
271 |
if "secret" in config: |
272 |
self.secret = config["secret"].decode(u"base64") |
|
273 |
elif "secfile" in config: |
|
237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
274 |
with closing(open(os.path.expanduser |
275 |
(os.path.expandvars |
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
276 |
(config["secfile"])))) as secfile: |
237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
277 |
self.secret = secfile.read() |
3
by Björn Påhlsson
Python based server |
278 |
else: |
28
by Teddy Hogeborn
* server.conf: New file. |
279 |
raise TypeError(u"No secret or secfile for client %s" |
280 |
% self.name) |
|
51
by Teddy Hogeborn
* clients.conf: Better comments. |
281 |
self.host = config.get("host", "") |
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
282 |
self.created = datetime.datetime.utcnow() |
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
283 |
self.started = False |
284 |
self.last_started = None |
|
28
by Teddy Hogeborn
* server.conf: New file. |
285 |
self.last_checked_ok = None |
44
by Teddy Hogeborn
* ca.pem: Removed. |
286 |
self.timeout = string_to_delta(config["timeout"]) |
287 |
self.interval = string_to_delta(config["interval"]) |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
288 |
self.stop_hook = stop_hook |
289 |
self.checker = None |
|
290 |
self.checker_initiator_tag = None |
|
291 |
self.stop_initiator_tag = None |
|
292 |
self.checker_callback_tag = None |
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
293 |
self.checker_command = config["checker"] |
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
294 |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
295 |
def start(self): |
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
296 |
"""Start this client's checker and timeout hooks""" |
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
297 |
self.last_started = datetime.datetime.utcnow() |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
298 |
# Schedule a new checker to be started an 'interval' from now,
|
299 |
# and every interval from then on.
|
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
300 |
self.checker_initiator_tag = (gobject.timeout_add |
301 |
(self._interval_milliseconds, |
|
302 |
self.start_checker)) |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
303 |
# Also start a new checker *right now*.
|
304 |
self.start_checker() |
|
305 |
# Schedule a stop() when 'timeout' has passed
|
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
306 |
self.stop_initiator_tag = (gobject.timeout_add |
307 |
(self._timeout_milliseconds, |
|
308 |
self.stop)) |
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
309 |
self.started = True |
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
310 |
# Emit D-Bus signal
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
311 |
self.PropertyChanged(dbus.String(u"started"), |
312 |
dbus.Boolean(True, variant_level=1)) |
|
313 |
self.PropertyChanged(dbus.String(u"last_started"), |
|
314 |
(_datetime_to_dbus_struct |
|
315 |
(self.last_started, variant_level=1))) |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
316 |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
317 |
def stop(self): |
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
318 |
"""Stop this client.""" |
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
319 |
if not getattr(self, "started", False): |
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
320 |
return False |
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
321 |
logger.info(u"Stopping client %s", self.name) |
28
by Teddy Hogeborn
* server.conf: New file. |
322 |
if getattr(self, "stop_initiator_tag", False): |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
323 |
gobject.source_remove(self.stop_initiator_tag) |
324 |
self.stop_initiator_tag = None |
|
28
by Teddy Hogeborn
* server.conf: New file. |
325 |
if getattr(self, "checker_initiator_tag", False): |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
326 |
gobject.source_remove(self.checker_initiator_tag) |
327 |
self.checker_initiator_tag = None |
|
328 |
self.stop_checker() |
|
329 |
if self.stop_hook: |
|
330 |
self.stop_hook(self) |
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
331 |
self.started = False |
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
332 |
# Emit D-Bus signal
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
333 |
self.PropertyChanged(dbus.String(u"started"), |
334 |
dbus.Boolean(False, variant_level=1)) |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
335 |
# Do not run this again if called by a gobject.timeout_add
|
336 |
return False |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
337 |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
338 |
def __del__(self): |
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
339 |
self.stop_hook = None |
340 |
self.stop() |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
341 |
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
342 |
def checker_callback(self, pid, condition, command): |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
343 |
"""The checker has completed, so take appropriate actions.""" |
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
344 |
self.checker_callback_tag = None |
345 |
self.checker = None |
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
346 |
# Emit D-Bus signal
|
347 |
self.PropertyChanged(dbus.String(u"checker_running"), |
|
348 |
dbus.Boolean(False, variant_level=1)) |
|
349 |
if (os.WIFEXITED(condition) |
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
350 |
and (os.WEXITSTATUS(condition) == 0)): |
44
by Teddy Hogeborn
* ca.pem: Removed. |
351 |
logger.info(u"Checker for %(name)s succeeded", |
352 |
vars(self)) |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
353 |
# Emit D-Bus signal
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
354 |
self.CheckerCompleted(dbus.Boolean(True), |
355 |
dbus.UInt16(condition), |
|
356 |
dbus.String(command)) |
|
237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
357 |
self.bump_timeout() |
15
by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
358 |
elif not os.WIFEXITED(condition): |
13
by Björn Påhlsson
Added following support: |
359 |
logger.warning(u"Checker for %(name)s crashed?", |
360 |
vars(self)) |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
361 |
# Emit D-Bus signal
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
362 |
self.CheckerCompleted(dbus.Boolean(False), |
363 |
dbus.UInt16(condition), |
|
364 |
dbus.String(command)) |
|
13
by Björn Påhlsson
Added following support: |
365 |
else: |
44
by Teddy Hogeborn
* ca.pem: Removed. |
366 |
logger.info(u"Checker for %(name)s failed", |
367 |
vars(self)) |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
368 |
# Emit D-Bus signal
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
369 |
self.CheckerCompleted(dbus.Boolean(False), |
370 |
dbus.UInt16(condition), |
|
371 |
dbus.String(command)) |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
372 |
|
237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
373 |
def bump_timeout(self): |
374 |
"""Bump up the timeout for this client. |
|
375 |
This should only be called when the client has been seen,
|
|
376 |
alive and well.
|
|
377 |
"""
|
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
378 |
self.last_checked_ok = datetime.datetime.utcnow() |
237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
379 |
gobject.source_remove(self.stop_initiator_tag) |
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
380 |
self.stop_initiator_tag = (gobject.timeout_add |
381 |
(self._timeout_milliseconds, |
|
382 |
self.stop)) |
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
383 |
self.PropertyChanged(dbus.String(u"last_checked_ok"), |
384 |
(_datetime_to_dbus_struct |
|
385 |
(self.last_checked_ok, |
|
386 |
variant_level=1))) |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
387 |
|
9
by Teddy Hogeborn
* client.cpp (main): Get t_old early since it is used on error exits. |
388 |
def start_checker(self): |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
389 |
"""Start a new checker subprocess if one is not running. |
390 |
If a checker already exists, leave it running and do
|
|
391 |
nothing."""
|
|
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
392 |
# The reason for not killing a running checker is that if we
|
393 |
# did that, then if a checker (for some reason) started
|
|
394 |
# running slowly and taking more than 'interval' time, the
|
|
395 |
# client would inevitably timeout, since no checker would get
|
|
396 |
# a chance to run to completion. If we instead leave running
|
|
397 |
# checkers alone, the checker would have to take more time
|
|
398 |
# than 'timeout' for the client to be declared invalid, which
|
|
399 |
# is as it should be.
|
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
400 |
if self.checker is None: |
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
401 |
try: |
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
402 |
# In case checker_command has exactly one % operator
|
403 |
command = self.checker_command % self.host |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
404 |
except TypeError: |
28
by Teddy Hogeborn
* server.conf: New file. |
405 |
# Escape attributes for the shell
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
406 |
escaped_attrs = dict((key, re.escape(str(val))) |
407 |
for key, val in |
|
408 |
vars(self).iteritems()) |
|
13
by Björn Påhlsson
Added following support: |
409 |
try: |
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
410 |
command = self.checker_command % escaped_attrs |
13
by Björn Påhlsson
Added following support: |
411 |
except TypeError, error: |
28
by Teddy Hogeborn
* server.conf: New file. |
412 |
logger.error(u'Could not format string "%s":' |
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
413 |
u' %s', self.checker_command, error) |
13
by Björn Påhlsson
Added following support: |
414 |
return True # Try again later |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
415 |
try: |
44
by Teddy Hogeborn
* ca.pem: Removed. |
416 |
logger.info(u"Starting checker %r for %s", |
417 |
command, self.name) |
|
94
by Teddy Hogeborn
* clients.conf ([DEFAULT]/checker): Update to new default value. |
418 |
# We don't need to redirect stdout and stderr, since
|
419 |
# in normal mode, that is already done by daemon(),
|
|
420 |
# and in debug mode we don't want to. (Stdin is
|
|
421 |
# always replaced by /dev/null.)
|
|
28
by Teddy Hogeborn
* server.conf: New file. |
422 |
self.checker = subprocess.Popen(command, |
423 |
close_fds=True, |
|
424 |
shell=True, cwd="/") |
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
425 |
# Emit D-Bus signal
|
426 |
self.CheckerStarted(command) |
|
427 |
self.PropertyChanged(dbus.String("checker_running"), |
|
428 |
dbus.Boolean(True, variant_level=1)) |
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
429 |
self.checker_callback_tag = (gobject.child_watch_add |
430 |
(self.checker.pid, |
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
431 |
self.checker_callback, |
432 |
data=command)) |
|
94
by Teddy Hogeborn
* clients.conf ([DEFAULT]/checker): Update to new default value. |
433 |
except OSError, error: |
13
by Björn Påhlsson
Added following support: |
434 |
logger.error(u"Failed to start subprocess: %s", |
435 |
error) |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
436 |
# Re-run this periodically if run by gobject.timeout_add
|
437 |
return True |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
438 |
|
9
by Teddy Hogeborn
* client.cpp (main): Get t_old early since it is used on error exits. |
439 |
def stop_checker(self): |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
440 |
"""Force the checker process, if any, to stop.""" |
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
441 |
if self.checker_callback_tag: |
442 |
gobject.source_remove(self.checker_callback_tag) |
|
443 |
self.checker_callback_tag = None |
|
28
by Teddy Hogeborn
* server.conf: New file. |
444 |
if getattr(self, "checker", None) is None: |
9
by Teddy Hogeborn
* client.cpp (main): Get t_old early since it is used on error exits. |
445 |
return
|
51
by Teddy Hogeborn
* clients.conf: Better comments. |
446 |
logger.debug(u"Stopping checker for %(name)s", vars(self)) |
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
447 |
try: |
448 |
os.kill(self.checker.pid, signal.SIGTERM) |
|
449 |
#os.sleep(0.5)
|
|
450 |
#if self.checker.poll() is None:
|
|
451 |
# os.kill(self.checker.pid, signal.SIGKILL)
|
|
452 |
except OSError, error: |
|
28
by Teddy Hogeborn
* server.conf: New file. |
453 |
if error.errno != errno.ESRCH: # No such process |
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
454 |
raise
|
9
by Teddy Hogeborn
* client.cpp (main): Get t_old early since it is used on error exits. |
455 |
self.checker = None |
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
456 |
self.PropertyChanged(dbus.String(u"checker_running"), |
457 |
dbus.Boolean(False, variant_level=1)) |
|
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
458 |
|
28
by Teddy Hogeborn
* server.conf: New file. |
459 |
def still_valid(self): |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
460 |
"""Has the timeout not yet passed for this client?""" |
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
461 |
if not getattr(self, "started", False): |
237.1.1
by Teddy Hogeborn
First steps of a D-Bus interface to the server. |
462 |
return False |
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
463 |
now = datetime.datetime.utcnow() |
28
by Teddy Hogeborn
* server.conf: New file. |
464 |
if self.last_checked_ok is None: |
10
by Teddy Hogeborn
* server.py: Bug fix: Do "from __future__ import division". |
465 |
return now < (self.created + self.timeout) |
466 |
else: |
|
28
by Teddy Hogeborn
* server.conf: New file. |
467 |
return now < (self.last_checked_ok + self.timeout) |
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
468 |
|
469 |
## D-Bus methods & signals
|
|
470 |
_interface = u"org.mandos_system.Mandos.Client" |
|
471 |
||
472 |
# BumpTimeout - method
|
|
473 |
BumpTimeout = dbus.service.method(_interface)(bump_timeout) |
|
474 |
BumpTimeout.__name__ = "BumpTimeout" |
|
475 |
||
476 |
# CheckerCompleted - signal
|
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
477 |
@dbus.service.signal(_interface, signature="bqs") |
478 |
def CheckerCompleted(self, success, condition, command): |
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
479 |
"D-Bus signal"
|
480 |
pass
|
|
481 |
||
482 |
# CheckerStarted - signal
|
|
483 |
@dbus.service.signal(_interface, signature="s") |
|
484 |
def CheckerStarted(self, command): |
|
485 |
"D-Bus signal"
|
|
486 |
pass
|
|
487 |
||
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
488 |
# GetAllProperties - method
|
489 |
@dbus.service.method(_interface, out_signature="a{sv}") |
|
490 |
def GetAllProperties(self): |
|
491 |
"D-Bus method"
|
|
492 |
return dbus.Dictionary({ |
|
493 |
dbus.String("name"): |
|
494 |
dbus.String(self.name, variant_level=1), |
|
495 |
dbus.String("fingerprint"): |
|
496 |
dbus.String(self.fingerprint, variant_level=1), |
|
497 |
dbus.String("host"): |
|
498 |
dbus.String(self.host, variant_level=1), |
|
499 |
dbus.String("created"): |
|
500 |
_datetime_to_dbus_struct(self.created, |
|
501 |
variant_level=1), |
|
502 |
dbus.String("last_started"): |
|
503 |
(_datetime_to_dbus_struct(self.last_started, |
|
504 |
variant_level=1) |
|
505 |
if self.last_started is not None |
|
506 |
else dbus.Boolean(False, variant_level=1)), |
|
507 |
dbus.String("started"): |
|
508 |
dbus.Boolean(self.started, variant_level=1), |
|
509 |
dbus.String("last_checked_ok"): |
|
510 |
(_datetime_to_dbus_struct(self.last_checked_ok, |
|
511 |
variant_level=1) |
|
512 |
if self.last_checked_ok is not None |
|
513 |
else dbus.Boolean (False, variant_level=1)), |
|
514 |
dbus.String("timeout"): |
|
515 |
dbus.UInt64(self._timeout_milliseconds, |
|
516 |
variant_level=1), |
|
517 |
dbus.String("interval"): |
|
518 |
dbus.UInt64(self._interval_milliseconds, |
|
519 |
variant_level=1), |
|
520 |
dbus.String("checker"): |
|
521 |
dbus.String(self.checker_command, |
|
522 |
variant_level=1), |
|
523 |
dbus.String("checker_running"): |
|
524 |
dbus.Boolean(self.checker is not None, |
|
525 |
variant_level=1), |
|
526 |
}, signature="sv") |
|
527 |
||
528 |
# IsStillValid - method
|
|
529 |
IsStillValid = (dbus.service.method(_interface, out_signature="b") |
|
530 |
(still_valid)) |
|
531 |
IsStillValid.__name__ = "IsStillValid" |
|
532 |
||
533 |
# PropertyChanged - signal
|
|
534 |
@dbus.service.signal(_interface, signature="sv") |
|
535 |
def PropertyChanged(self, property, value): |
|
536 |
"D-Bus signal"
|
|
537 |
pass
|
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
538 |
|
539 |
# SetChecker - method
|
|
540 |
@dbus.service.method(_interface, in_signature="s") |
|
541 |
def SetChecker(self, checker): |
|
542 |
"D-Bus setter method"
|
|
543 |
self.checker_command = checker |
|
544 |
||
545 |
# SetHost - method
|
|
546 |
@dbus.service.method(_interface, in_signature="s") |
|
547 |
def SetHost(self, host): |
|
548 |
"D-Bus setter method"
|
|
549 |
self.host = host |
|
550 |
||
551 |
# SetInterval - method
|
|
552 |
@dbus.service.method(_interface, in_signature="t") |
|
553 |
def SetInterval(self, milliseconds): |
|
554 |
self.interval = datetime.timdeelta(0, 0, 0, milliseconds) |
|
555 |
||
556 |
# SetSecret - method
|
|
557 |
@dbus.service.method(_interface, in_signature="ay", |
|
558 |
byte_arrays=True) |
|
559 |
def SetSecret(self, secret): |
|
560 |
"D-Bus setter method"
|
|
561 |
self.secret = str(secret) |
|
562 |
||
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
563 |
# SetTimeout - method
|
564 |
@dbus.service.method(_interface, in_signature="t") |
|
565 |
def SetTimeout(self, milliseconds): |
|
566 |
self.timeout = datetime.timedelta(0, 0, 0, milliseconds) |
|
567 |
||
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
568 |
# Start - method
|
569 |
Start = dbus.service.method(_interface)(start) |
|
570 |
Start.__name__ = "Start" |
|
571 |
||
572 |
# StartChecker - method
|
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
573 |
@dbus.service.method(_interface) |
574 |
def StartChecker(self): |
|
575 |
"D-Bus method"
|
|
576 |
self.start_checker() |
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
577 |
|
578 |
# Stop - method
|
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
579 |
@dbus.service.method(_interface) |
580 |
def Stop(self): |
|
581 |
"D-Bus method"
|
|
582 |
self.stop() |
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
583 |
|
584 |
# StopChecker - method
|
|
585 |
StopChecker = dbus.service.method(_interface)(stop_checker) |
|
586 |
StopChecker.__name__ = "StopChecker" |
|
587 |
||
588 |
del _interface |
|
3
by Björn Påhlsson
Python based server |
589 |
|
590 |
||
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
591 |
def peer_certificate(session): |
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
592 |
"Return the peer's OpenPGP certificate as a bytestring"
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
593 |
# If not an OpenPGP certificate...
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
594 |
if (gnutls.library.functions |
595 |
.gnutls_certificate_type_get(session._c_object) |
|
596 |
!= gnutls.library.constants.GNUTLS_CRT_OPENPGP): |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
597 |
# ...do the normal thing
|
598 |
return session.peer_certificate |
|
599 |
list_size = ctypes.c_uint() |
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
600 |
cert_list = (gnutls.library.functions |
601 |
.gnutls_certificate_get_peers |
|
602 |
(session._c_object, ctypes.byref(list_size))) |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
603 |
if list_size.value == 0: |
604 |
return None |
|
605 |
cert = cert_list[0] |
|
606 |
return ctypes.string_at(cert.data, cert.size) |
|
607 |
||
608 |
||
609 |
def fingerprint(openpgp): |
|
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
610 |
"Convert an OpenPGP bytestring to a hexdigit fingerprint string"
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
611 |
# New GnuTLS "datum" with the OpenPGP public key
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
612 |
datum = (gnutls.library.types |
613 |
.gnutls_datum_t(ctypes.cast(ctypes.c_char_p(openpgp), |
|
614 |
ctypes.POINTER |
|
615 |
(ctypes.c_ubyte)), |
|
616 |
ctypes.c_uint(len(openpgp)))) |
|
45
by Teddy Hogeborn
* server.py: Cosmetic changes. |
617 |
# New empty GnuTLS certificate
|
618 |
crt = gnutls.library.types.gnutls_openpgp_crt_t() |
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
619 |
(gnutls.library.functions |
620 |
.gnutls_openpgp_crt_init(ctypes.byref(crt))) |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
621 |
# Import the OpenPGP public key into the certificate
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
622 |
(gnutls.library.functions |
623 |
.gnutls_openpgp_crt_import(crt, ctypes.byref(datum), |
|
624 |
gnutls.library.constants |
|
625 |
.GNUTLS_OPENPGP_FMT_RAW)) |
|
24.1.62
by Björn Påhlsson
merge + small bugfix |
626 |
# Verify the self signature in the key
|
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
627 |
crtverify = ctypes.c_uint() |
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
628 |
(gnutls.library.functions |
629 |
.gnutls_openpgp_crt_verify_self(crt, 0, ctypes.byref(crtverify))) |
|
99
by Teddy Hogeborn
* mandos (fingerprint): Bug fix: Check crtverify.value, not crtverify. |
630 |
if crtverify.value != 0: |
24.1.62
by Björn Påhlsson
merge + small bugfix |
631 |
gnutls.library.functions.gnutls_openpgp_crt_deinit(crt) |
632 |
raise gnutls.errors.CertificateSecurityError("Verify failed") |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
633 |
# New buffer for the fingerprint
|
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
634 |
buf = ctypes.create_string_buffer(20) |
635 |
buf_len = ctypes.c_size_t() |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
636 |
# Get the fingerprint from the certificate into the buffer
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
637 |
(gnutls.library.functions |
638 |
.gnutls_openpgp_crt_get_fingerprint(crt, ctypes.byref(buf), |
|
639 |
ctypes.byref(buf_len))) |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
640 |
# Deinit the certificate
|
641 |
gnutls.library.functions.gnutls_openpgp_crt_deinit(crt) |
|
642 |
# Convert the buffer to a Python bytestring
|
|
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
643 |
fpr = ctypes.string_at(buf, buf_len.value) |
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
644 |
# Convert the bytestring to hexadecimal notation
|
645 |
hex_fpr = u''.join(u"%02X" % ord(char) for char in fpr) |
|
646 |
return hex_fpr |
|
647 |
||
648 |
||
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
649 |
class TCP_handler(SocketServer.BaseRequestHandler, object): |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
650 |
"""A TCP request handler class. |
651 |
Instantiated by IPv6_TCPServer for each request to handle it.
|
|
652 |
Note: This will run in its own forked process."""
|
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
653 |
|
3
by Björn Påhlsson
Python based server |
654 |
def handle(self): |
44
by Teddy Hogeborn
* ca.pem: Removed. |
655 |
logger.info(u"TCP connection from: %s", |
237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
656 |
unicode(self.client_address)) |
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
657 |
session = (gnutls.connection |
658 |
.ClientSession(self.request, |
|
659 |
gnutls.connection |
|
660 |
.X509Credentials())) |
|
41
by Teddy Hogeborn
Merge. |
661 |
|
24.1.12
by Björn Påhlsson
merge + |
662 |
line = self.request.makefile().readline() |
663 |
logger.debug(u"Protocol version: %r", line) |
|
24.1.11
by Björn Påhlsson
Added support for protocol version handling |
664 |
try: |
665 |
if int(line.strip().split()[0]) > 1: |
|
666 |
raise RuntimeError |
|
667 |
except (ValueError, IndexError, RuntimeError), error: |
|
668 |
logger.error(u"Unknown protocol version: %s", error) |
|
669 |
return
|
|
670 |
||
28
by Teddy Hogeborn
* server.conf: New file. |
671 |
# Note: gnutls.connection.X509Credentials is really a generic
|
672 |
# GnuTLS certificate credentials object so long as no X.509
|
|
673 |
# keys are added to it. Therefore, we can use it here despite
|
|
674 |
# using OpenPGP certificates.
|
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
675 |
|
676 |
#priority = ':'.join(("NONE", "+VERS-TLS1.1", "+AES-256-CBC",
|
|
677 |
# "+SHA1", "+COMP-NULL", "+CTYPE-OPENPGP",
|
|
678 |
# "+DHE-DSS"))
|
|
237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
679 |
# Use a fallback default, since this MUST be set.
|
680 |
priority = self.server.settings.get("priority", "NORMAL") |
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
681 |
(gnutls.library.functions |
682 |
.gnutls_priority_set_direct(session._c_object, |
|
683 |
priority, None)) |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
684 |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
685 |
try: |
686 |
session.handshake() |
|
687 |
except gnutls.errors.GNUTLSError, error: |
|
44
by Teddy Hogeborn
* ca.pem: Removed. |
688 |
logger.warning(u"Handshake failed: %s", error) |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
689 |
# Do not run session.bye() here: the session is not
|
690 |
# established. Just abandon the request.
|
|
691 |
return
|
|
3
by Björn Påhlsson
Python based server |
692 |
try: |
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
693 |
fpr = fingerprint(peer_certificate(session)) |
694 |
except (TypeError, gnutls.errors.GNUTLSError), error: |
|
44
by Teddy Hogeborn
* ca.pem: Removed. |
695 |
logger.warning(u"Bad certificate: %s", error) |
3
by Björn Påhlsson
Python based server |
696 |
session.bye() |
697 |
return
|
|
13
by Björn Påhlsson
Added following support: |
698 |
logger.debug(u"Fingerprint: %s", fpr) |
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
699 |
for c in self.server.clients: |
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
700 |
if c.fingerprint == fpr: |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
701 |
client = c |
702 |
break
|
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
703 |
else: |
44
by Teddy Hogeborn
* ca.pem: Removed. |
704 |
logger.warning(u"Client not found for fingerprint: %s", |
705 |
fpr) |
|
28
by Teddy Hogeborn
* server.conf: New file. |
706 |
session.bye() |
707 |
return
|
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
708 |
# Have to check if client.still_valid(), since it is possible
|
709 |
# that the client timed out while establishing the GnuTLS
|
|
710 |
# session.
|
|
28
by Teddy Hogeborn
* server.conf: New file. |
711 |
if not client.still_valid(): |
44
by Teddy Hogeborn
* ca.pem: Removed. |
712 |
logger.warning(u"Client %(name)s is invalid", |
713 |
vars(client)) |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
714 |
session.bye() |
715 |
return
|
|
237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
716 |
## This won't work here, since we're in a fork.
|
717 |
# client.bump_timeout()
|
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
718 |
sent_size = 0 |
719 |
while sent_size < len(client.secret): |
|
720 |
sent = session.send(client.secret[sent_size:]) |
|
13
by Björn Påhlsson
Added following support: |
721 |
logger.debug(u"Sent: %d, remaining: %d", |
722 |
sent, len(client.secret) |
|
723 |
- (sent_size + sent)) |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
724 |
sent_size += sent |
3
by Björn Påhlsson
Python based server |
725 |
session.bye() |
726 |
||
5
by Teddy Hogeborn
* server.py (server_metaclass): New. |
727 |
|
237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
728 |
class IPv6_TCPServer(SocketServer.ForkingMixIn, |
729 |
SocketServer.TCPServer, object): |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
730 |
"""IPv6 TCP server. Accepts 'None' as address and/or port. |
731 |
Attributes:
|
|
28
by Teddy Hogeborn
* server.conf: New file. |
732 |
settings: Server settings
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
733 |
clients: Set() of Client objects
|
163
by Teddy Hogeborn
* Makefile (PIDDIR, USER, GROUP): Removed. |
734 |
enabled: Boolean; whether this server is activated yet
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
735 |
"""
|
736 |
address_family = socket.AF_INET6 |
|
737 |
def __init__(self, *args, **kwargs): |
|
28
by Teddy Hogeborn
* server.conf: New file. |
738 |
if "settings" in kwargs: |
739 |
self.settings = kwargs["settings"] |
|
740 |
del kwargs["settings"] |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
741 |
if "clients" in kwargs: |
742 |
self.clients = kwargs["clients"] |
|
743 |
del kwargs["clients"] |
|
163
by Teddy Hogeborn
* Makefile (PIDDIR, USER, GROUP): Removed. |
744 |
self.enabled = False |
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
745 |
super(IPv6_TCPServer, self).__init__(*args, **kwargs) |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
746 |
def server_bind(self): |
747 |
"""This overrides the normal server_bind() function |
|
748 |
to bind to an interface if one was specified, and also NOT to
|
|
749 |
bind to an address or port if they were not specified."""
|
|
29
by Teddy Hogeborn
* plugins.d/mandosclient.c (start_mandos_communication): Changed |
750 |
if self.settings["interface"]: |
28
by Teddy Hogeborn
* server.conf: New file. |
751 |
# 25 is from /usr/include/asm-i486/socket.h
|
752 |
SO_BINDTODEVICE = getattr(socket, "SO_BINDTODEVICE", 25) |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
753 |
try: |
754 |
self.socket.setsockopt(socket.SOL_SOCKET, |
|
28
by Teddy Hogeborn
* server.conf: New file. |
755 |
SO_BINDTODEVICE, |
756 |
self.settings["interface"]) |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
757 |
except socket.error, error: |
758 |
if error[0] == errno.EPERM: |
|
44
by Teddy Hogeborn
* ca.pem: Removed. |
759 |
logger.error(u"No permission to" |
760 |
u" bind to interface %s", |
|
761 |
self.settings["interface"]) |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
762 |
else: |
763 |
raise error |
|
764 |
# Only bind(2) the socket if we really need to.
|
|
765 |
if self.server_address[0] or self.server_address[1]: |
|
766 |
if not self.server_address[0]: |
|
767 |
in6addr_any = "::" |
|
768 |
self.server_address = (in6addr_any, |
|
769 |
self.server_address[1]) |
|
49
by Teddy Hogeborn
* mandos (IPv6_TCPServer.server_bind): Bug fix: allow port to be empty |
770 |
elif not self.server_address[1]: |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
771 |
self.server_address = (self.server_address[0], |
772 |
0) |
|
49
by Teddy Hogeborn
* mandos (IPv6_TCPServer.server_bind): Bug fix: allow port to be empty |
773 |
# if self.settings["interface"]:
|
774 |
# self.server_address = (self.server_address[0],
|
|
775 |
# 0, # port
|
|
776 |
# 0, # flowinfo
|
|
777 |
# if_nametoindex
|
|
778 |
# (self.settings
|
|
779 |
# ["interface"]))
|
|
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
780 |
return super(IPv6_TCPServer, self).server_bind() |
163
by Teddy Hogeborn
* Makefile (PIDDIR, USER, GROUP): Removed. |
781 |
def server_activate(self): |
782 |
if self.enabled: |
|
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
783 |
return super(IPv6_TCPServer, self).server_activate() |
163
by Teddy Hogeborn
* Makefile (PIDDIR, USER, GROUP): Removed. |
784 |
def enable(self): |
785 |
self.enabled = True |
|
10
by Teddy Hogeborn
* server.py: Bug fix: Do "from __future__ import division". |
786 |
|
3
by Björn Påhlsson
Python based server |
787 |
|
4
by Teddy Hogeborn
* server.py (Client.created, Client.next_check): New. |
788 |
def string_to_delta(interval): |
789 |
"""Parse a string and return a datetime.timedelta |
|
790 |
||
791 |
>>> string_to_delta('7d')
|
|
792 |
datetime.timedelta(7)
|
|
793 |
>>> string_to_delta('60s')
|
|
794 |
datetime.timedelta(0, 60)
|
|
795 |
>>> string_to_delta('60m')
|
|
796 |
datetime.timedelta(0, 3600)
|
|
797 |
>>> string_to_delta('24h')
|
|
798 |
datetime.timedelta(1)
|
|
799 |
>>> string_to_delta(u'1w')
|
|
800 |
datetime.timedelta(7)
|
|
93
by Teddy Hogeborn
* mandos (string_to_delta): Accept a whitespace-separated sequence of |
801 |
>>> string_to_delta('5m 30s')
|
802 |
datetime.timedelta(0, 330)
|
|
4
by Teddy Hogeborn
* server.py (Client.created, Client.next_check): New. |
803 |
"""
|
93
by Teddy Hogeborn
* mandos (string_to_delta): Accept a whitespace-separated sequence of |
804 |
timevalue = datetime.timedelta(0) |
805 |
for s in interval.split(): |
|
806 |
try: |
|
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
807 |
suffix = unicode(s[-1]) |
808 |
value = int(s[:-1]) |
|
93
by Teddy Hogeborn
* mandos (string_to_delta): Accept a whitespace-separated sequence of |
809 |
if suffix == u"d": |
810 |
delta = datetime.timedelta(value) |
|
811 |
elif suffix == u"s": |
|
812 |
delta = datetime.timedelta(0, value) |
|
813 |
elif suffix == u"m": |
|
814 |
delta = datetime.timedelta(0, 0, 0, 0, value) |
|
815 |
elif suffix == u"h": |
|
816 |
delta = datetime.timedelta(0, 0, 0, 0, 0, value) |
|
817 |
elif suffix == u"w": |
|
818 |
delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value) |
|
819 |
else: |
|
820 |
raise ValueError |
|
821 |
except (ValueError, IndexError): |
|
4
by Teddy Hogeborn
* server.py (Client.created, Client.next_check): New. |
822 |
raise ValueError |
93
by Teddy Hogeborn
* mandos (string_to_delta): Accept a whitespace-separated sequence of |
823 |
timevalue += delta |
824 |
return timevalue |
|
4
by Teddy Hogeborn
* server.py (Client.created, Client.next_check): New. |
825 |
|
8
by Teddy Hogeborn
* Makefile (client_debug): Bug fix; add quotes and / to CERT_ROOT. |
826 |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
827 |
def server_state_changed(state): |
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
828 |
"""Derived from the Avahi example code""" |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
829 |
if state == avahi.SERVER_COLLISION: |
109
by Teddy Hogeborn
* .bzrignore: New. |
830 |
logger.error(u"Zeroconf server name collision") |
28
by Teddy Hogeborn
* server.conf: New file. |
831 |
service.remove() |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
832 |
elif state == avahi.SERVER_RUNNING: |
28
by Teddy Hogeborn
* server.conf: New file. |
833 |
service.add() |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
834 |
|
835 |
||
836 |
def entry_group_state_changed(state, error): |
|
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
837 |
"""Derived from the Avahi example code""" |
109
by Teddy Hogeborn
* .bzrignore: New. |
838 |
logger.debug(u"Avahi state change: %i", state) |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
839 |
|
840 |
if state == avahi.ENTRY_GROUP_ESTABLISHED: |
|
109
by Teddy Hogeborn
* .bzrignore: New. |
841 |
logger.debug(u"Zeroconf service established.") |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
842 |
elif state == avahi.ENTRY_GROUP_COLLISION: |
109
by Teddy Hogeborn
* .bzrignore: New. |
843 |
logger.warning(u"Zeroconf service name collision.") |
28
by Teddy Hogeborn
* server.conf: New file. |
844 |
service.rename() |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
845 |
elif state == avahi.ENTRY_GROUP_FAILURE: |
109
by Teddy Hogeborn
* .bzrignore: New. |
846 |
logger.critical(u"Avahi: Error in group state changed %s", |
28
by Teddy Hogeborn
* server.conf: New file. |
847 |
unicode(error)) |
848 |
raise AvahiGroupError("State changed: %s", str(error)) |
|
849 |
||
24.1.13
by Björn Påhlsson
mandosclient |
850 |
def if_nametoindex(interface): |
28
by Teddy Hogeborn
* server.conf: New file. |
851 |
"""Call the C function if_nametoindex(), or equivalent""" |
24.1.13
by Björn Påhlsson
mandosclient |
852 |
global if_nametoindex |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
853 |
try: |
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
854 |
if_nametoindex = (ctypes.cdll.LoadLibrary |
855 |
(ctypes.util.find_library("c")) |
|
856 |
.if_nametoindex) |
|
12
by Teddy Hogeborn
* mandos-clients.conf ([foo]/dn, [foo]/password, [braxen_client]/dn, |
857 |
except (OSError, AttributeError): |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
858 |
if "struct" not in sys.modules: |
859 |
import struct |
|
860 |
if "fcntl" not in sys.modules: |
|
861 |
import fcntl |
|
24.1.13
by Björn Påhlsson
mandosclient |
862 |
def if_nametoindex(interface): |
28
by Teddy Hogeborn
* server.conf: New file. |
863 |
"Get an interface index the hard way, i.e. using fcntl()"
|
864 |
SIOCGIFINDEX = 0x8933 # From /usr/include/linux/sockios.h |
|
237
by Teddy Hogeborn
* mandos: Also import "with_statement" and "absolute_import" from |
865 |
with closing(socket.socket()) as s: |
866 |
ifreq = fcntl.ioctl(s, SIOCGIFINDEX, |
|
867 |
struct.pack("16s16x", interface)) |
|
28
by Teddy Hogeborn
* server.conf: New file. |
868 |
interface_index = struct.unpack("I", ifreq[16:20])[0] |
869 |
return interface_index |
|
24.1.13
by Björn Påhlsson
mandosclient |
870 |
return if_nametoindex(interface) |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
871 |
|
872 |
||
47
by Teddy Hogeborn
* plugbasedclient.c: Renamed to "mandos-client.c". All users changed. |
873 |
def daemon(nochdir = False, noclose = False): |
15
by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
874 |
"""See daemon(3). Standard BSD Unix function. |
875 |
This should really exist as os.daemon, but it doesn't (yet)."""
|
|
876 |
if os.fork(): |
|
877 |
sys.exit() |
|
878 |
os.setsid() |
|
879 |
if not nochdir: |
|
880 |
os.chdir("/") |
|
46
by Teddy Hogeborn
* network-protocol.txt: New. |
881 |
if os.fork(): |
882 |
sys.exit() |
|
15
by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
883 |
if not noclose: |
884 |
# Close all standard open file descriptors
|
|
28
by Teddy Hogeborn
* server.conf: New file. |
885 |
null = os.open(os.path.devnull, os.O_NOCTTY | os.O_RDWR) |
15
by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
886 |
if not stat.S_ISCHR(os.fstat(null).st_mode): |
887 |
raise OSError(errno.ENODEV, |
|
888 |
"/dev/null not a character device") |
|
889 |
os.dup2(null, sys.stdin.fileno()) |
|
890 |
os.dup2(null, sys.stdout.fileno()) |
|
891 |
os.dup2(null, sys.stderr.fileno()) |
|
892 |
if null > 2: |
|
893 |
os.close(null) |
|
894 |
||
895 |
||
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
896 |
def main(): |
59
by Teddy Hogeborn
* mandos (main): Use program name in --version output. |
897 |
parser = OptionParser(version = "%%prog %s" % version) |
3
by Björn Påhlsson
Python based server |
898 |
parser.add_option("-i", "--interface", type="string", |
28
by Teddy Hogeborn
* server.conf: New file. |
899 |
metavar="IF", help="Bind to interface IF") |
900 |
parser.add_option("-a", "--address", type="string", |
|
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
901 |
help="Address to listen for requests on") |
28
by Teddy Hogeborn
* server.conf: New file. |
902 |
parser.add_option("-p", "--port", type="int", |
3
by Björn Påhlsson
Python based server |
903 |
help="Port number to receive requests on") |
4
by Teddy Hogeborn
* server.py (Client.created, Client.next_check): New. |
904 |
parser.add_option("--check", action="store_true", default=False, |
905 |
help="Run self-test") |
|
49
by Teddy Hogeborn
* mandos (IPv6_TCPServer.server_bind): Bug fix: allow port to be empty |
906 |
parser.add_option("--debug", action="store_true", |
28
by Teddy Hogeborn
* server.conf: New file. |
907 |
help="Debug mode; run in foreground and log to" |
908 |
" terminal") |
|
909 |
parser.add_option("--priority", type="string", help="GnuTLS" |
|
910 |
" priority string (see GnuTLS documentation)") |
|
911 |
parser.add_option("--servicename", type="string", metavar="NAME", |
|
912 |
help="Zeroconf service name") |
|
913 |
parser.add_option("--configdir", type="string", |
|
914 |
default="/etc/mandos", metavar="DIR", |
|
915 |
help="Directory to search for configuration" |
|
916 |
" files") |
|
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
917 |
options = parser.parse_args()[0] |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
918 |
|
4
by Teddy Hogeborn
* server.py (Client.created, Client.next_check): New. |
919 |
if options.check: |
920 |
import doctest |
|
921 |
doctest.testmod() |
|
922 |
sys.exit() |
|
3
by Björn Påhlsson
Python based server |
923 |
|
28
by Teddy Hogeborn
* server.conf: New file. |
924 |
# Default values for config file for server-global settings
|
925 |
server_defaults = { "interface": "", |
|
926 |
"address": "", |
|
927 |
"port": "", |
|
928 |
"debug": "False", |
|
929 |
"priority": |
|
930 |
"SECURE256:!CTYPE-X.509:+CTYPE-OPENPGP", |
|
931 |
"servicename": "Mandos", |
|
932 |
}
|
|
933 |
||
934 |
# Parse config file for server-global settings
|
|
935 |
server_config = ConfigParser.SafeConfigParser(server_defaults) |
|
936 |
del server_defaults |
|
47
by Teddy Hogeborn
* plugbasedclient.c: Renamed to "mandos-client.c". All users changed. |
937 |
server_config.read(os.path.join(options.configdir, "mandos.conf")) |
28
by Teddy Hogeborn
* server.conf: New file. |
938 |
# Convert the SafeConfigParser object to a dict
|
89
by Teddy Hogeborn
* Makefile: Bug fix: fixed creation of man pages for section 5 pages. |
939 |
server_settings = server_config.defaults() |
28
by Teddy Hogeborn
* server.conf: New file. |
940 |
# Use getboolean on the boolean config option
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
941 |
server_settings["debug"] = (server_config.getboolean |
942 |
("DEFAULT", "debug")) |
|
28
by Teddy Hogeborn
* server.conf: New file. |
943 |
del server_config |
944 |
||
945 |
# Override the settings from the config file with command line
|
|
946 |
# options, if set.
|
|
947 |
for option in ("interface", "address", "port", "debug", |
|
948 |
"priority", "servicename", "configdir"): |
|
949 |
value = getattr(options, option) |
|
950 |
if value is not None: |
|
951 |
server_settings[option] = value |
|
952 |
del options |
|
953 |
# Now we have our good server settings in "server_settings"
|
|
954 |
||
52
by Teddy Hogeborn
* mandos: Make syslog use "/dev/log" instead of UDP to localhost. |
955 |
debug = server_settings["debug"] |
956 |
||
957 |
if not debug: |
|
958 |
syslogger.setLevel(logging.WARNING) |
|
61
by Teddy Hogeborn
* mandos (console): Define handler globally. |
959 |
console.setLevel(logging.WARNING) |
52
by Teddy Hogeborn
* mandos: Make syslog use "/dev/log" instead of UDP to localhost. |
960 |
|
961 |
if server_settings["servicename"] != "Mandos": |
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
962 |
syslogger.setFormatter(logging.Formatter |
52
by Teddy Hogeborn
* mandos: Make syslog use "/dev/log" instead of UDP to localhost. |
963 |
('Mandos (%s): %%(levelname)s:' |
964 |
' %%(message)s' |
|
965 |
% server_settings["servicename"])) |
|
966 |
||
28
by Teddy Hogeborn
* server.conf: New file. |
967 |
# Parse config file with clients
|
968 |
client_defaults = { "timeout": "1h", |
|
969 |
"interval": "5m", |
|
94
by Teddy Hogeborn
* clients.conf ([DEFAULT]/checker): Update to new default value. |
970 |
"checker": "fping -q -- %(host)s", |
93
by Teddy Hogeborn
* mandos (string_to_delta): Accept a whitespace-separated sequence of |
971 |
"host": "", |
28
by Teddy Hogeborn
* server.conf: New file. |
972 |
}
|
973 |
client_config = ConfigParser.SafeConfigParser(client_defaults) |
|
974 |
client_config.read(os.path.join(server_settings["configdir"], |
|
975 |
"clients.conf")) |
|
976 |
||
163
by Teddy Hogeborn
* Makefile (PIDDIR, USER, GROUP): Removed. |
977 |
clients = Set() |
978 |
tcp_server = IPv6_TCPServer((server_settings["address"], |
|
979 |
server_settings["port"]), |
|
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
980 |
TCP_handler, |
163
by Teddy Hogeborn
* Makefile (PIDDIR, USER, GROUP): Removed. |
981 |
settings=server_settings, |
982 |
clients=clients) |
|
164
by Teddy Hogeborn
* mandos: Open the PID file before daemonizing, but write to it |
983 |
pidfilename = "/var/run/mandos.pid" |
984 |
try: |
|
985 |
pidfile = open(pidfilename, "w") |
|
986 |
except IOError, error: |
|
987 |
logger.error("Could not open file %r", pidfilename) |
|
988 |
||
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
989 |
try: |
990 |
uid = pwd.getpwnam("_mandos").pw_uid |
|
991 |
except KeyError: |
|
992 |
try: |
|
993 |
uid = pwd.getpwnam("mandos").pw_uid |
|
994 |
except KeyError: |
|
995 |
try: |
|
996 |
uid = pwd.getpwnam("nobody").pw_uid |
|
997 |
except KeyError: |
|
998 |
uid = 65534 |
|
999 |
try: |
|
1000 |
gid = pwd.getpwnam("_mandos").pw_gid |
|
1001 |
except KeyError: |
|
1002 |
try: |
|
1003 |
gid = pwd.getpwnam("mandos").pw_gid |
|
1004 |
except KeyError: |
|
1005 |
try: |
|
1006 |
gid = pwd.getpwnam("nogroup").pw_gid |
|
1007 |
except KeyError: |
|
1008 |
gid = 65534 |
|
163
by Teddy Hogeborn
* Makefile (PIDDIR, USER, GROUP): Removed. |
1009 |
try: |
1010 |
os.setuid(uid) |
|
1011 |
os.setgid(gid) |
|
1012 |
except OSError, error: |
|
1013 |
if error[0] != errno.EPERM: |
|
1014 |
raise error |
|
164
by Teddy Hogeborn
* mandos: Open the PID file before daemonizing, but write to it |
1015 |
|
28
by Teddy Hogeborn
* server.conf: New file. |
1016 |
global service |
1017 |
service = AvahiService(name = server_settings["servicename"], |
|
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
1018 |
servicetype = "_mandos._tcp", ) |
29
by Teddy Hogeborn
* plugins.d/mandosclient.c (start_mandos_communication): Changed |
1019 |
if server_settings["interface"]: |
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
1020 |
service.interface = (if_nametoindex |
1021 |
(server_settings["interface"])) |
|
25
by Teddy Hogeborn
* mandos-clients.conf ([DEFAULT]): New section. |
1022 |
|
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
1023 |
global main_loop |
1024 |
global bus |
|
1025 |
global server |
|
1026 |
# From the Avahi example code
|
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
1027 |
DBusGMainLoop(set_as_default=True ) |
1028 |
main_loop = gobject.MainLoop() |
|
1029 |
bus = dbus.SystemBus() |
|
109
by Teddy Hogeborn
* .bzrignore: New. |
1030 |
server = dbus.Interface(bus.get_object(avahi.DBUS_NAME, |
1031 |
avahi.DBUS_PATH_SERVER), |
|
1032 |
avahi.DBUS_INTERFACE_SERVER) |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
1033 |
# End of Avahi example code
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
1034 |
bus_name = dbus.service.BusName(u"org.mandos-system.Mandos", bus) |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
1035 |
|
44
by Teddy Hogeborn
* ca.pem: Removed. |
1036 |
clients.update(Set(Client(name = section, |
1037 |
config
|
|
1038 |
= dict(client_config.items(section))) |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
1039 |
for section in client_config.sections())) |
51
by Teddy Hogeborn
* clients.conf: Better comments. |
1040 |
if not clients: |
1041 |
logger.critical(u"No clients defined") |
|
1042 |
sys.exit(1) |
|
15
by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
1043 |
|
94
by Teddy Hogeborn
* clients.conf ([DEFAULT]/checker): Update to new default value. |
1044 |
if debug: |
1045 |
# Redirect stdin so all checkers get /dev/null
|
|
1046 |
null = os.open(os.path.devnull, os.O_NOCTTY | os.O_RDWR) |
|
1047 |
os.dup2(null, sys.stdin.fileno()) |
|
1048 |
if null > 2: |
|
1049 |
os.close(null) |
|
1050 |
else: |
|
1051 |
# No console logging
|
|
61
by Teddy Hogeborn
* mandos (console): Define handler globally. |
1052 |
logger.removeHandler(console) |
94
by Teddy Hogeborn
* clients.conf ([DEFAULT]/checker): Update to new default value. |
1053 |
# Close all input and output, do double fork, etc.
|
47
by Teddy Hogeborn
* plugbasedclient.c: Renamed to "mandos-client.c". All users changed. |
1054 |
daemon() |
51
by Teddy Hogeborn
* clients.conf: Better comments. |
1055 |
|
165
by Teddy Hogeborn
* mandos (main): Use EAFP with pidfile. |
1056 |
try: |
164
by Teddy Hogeborn
* mandos: Open the PID file before daemonizing, but write to it |
1057 |
pid = os.getpid() |
165
by Teddy Hogeborn
* mandos (main): Use EAFP with pidfile. |
1058 |
pidfile.write(str(pid) + "\n") |
1059 |
pidfile.close() |
|
1060 |
del pidfile |
|
215
by Teddy Hogeborn
* mandos: Remove unused "select" module. Import "ctypes.util". |
1061 |
except IOError: |
165
by Teddy Hogeborn
* mandos (main): Use EAFP with pidfile. |
1062 |
logger.error(u"Could not write to file %r with PID %d", |
1063 |
pidfilename, pid) |
|
1064 |
except NameError: |
|
1065 |
# "pidfile" was never created
|
|
1066 |
pass
|
|
164
by Teddy Hogeborn
* mandos: Open the PID file before daemonizing, but write to it |
1067 |
del pidfilename |
15
by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
1068 |
|
1069 |
def cleanup(): |
|
1070 |
"Cleanup function; run on exit"
|
|
1071 |
global group |
|
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
1072 |
# From the Avahi example code
|
15
by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
1073 |
if not group is None: |
1074 |
group.Free() |
|
1075 |
group = None |
|
1076 |
# End of Avahi example code
|
|
1077 |
||
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
1078 |
while clients: |
1079 |
client = clients.pop() |
|
15
by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
1080 |
client.stop_hook = None |
1081 |
client.stop() |
|
1082 |
||
1083 |
atexit.register(cleanup) |
|
1084 |
||
1085 |
if not debug: |
|
1086 |
signal.signal(signal.SIGINT, signal.SIG_IGN) |
|
28
by Teddy Hogeborn
* server.conf: New file. |
1087 |
signal.signal(signal.SIGHUP, lambda signum, frame: sys.exit()) |
1088 |
signal.signal(signal.SIGTERM, lambda signum, frame: sys.exit()) |
|
15
by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
1089 |
|
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
1090 |
class MandosServer(dbus.service.Object): |
1091 |
"""A D-Bus proxy object""" |
|
1092 |
def __init__(self): |
|
1093 |
dbus.service.Object.__init__(self, bus, |
|
1094 |
"/Mandos") |
|
1095 |
_interface = u"org.mandos_system.Mandos" |
|
1096 |
||
1097 |
@dbus.service.signal(_interface, signature="oa{sv}") |
|
1098 |
def ClientAdded(self, objpath, properties): |
|
1099 |
"D-Bus signal"
|
|
1100 |
pass
|
|
1101 |
||
1102 |
@dbus.service.signal(_interface, signature="o") |
|
1103 |
def ClientRemoved(self, objpath): |
|
1104 |
"D-Bus signal"
|
|
1105 |
pass
|
|
1106 |
||
1107 |
@dbus.service.method(_interface, out_signature="ao") |
|
1108 |
def GetAllClients(self): |
|
1109 |
return dbus.Array(c.dbus_object_path for c in clients) |
|
1110 |
||
1111 |
@dbus.service.method(_interface, out_signature="a{oa{sv}}") |
|
1112 |
def GetAllClientsWithProperties(self): |
|
1113 |
return dbus.Dictionary( |
|
1114 |
((c.dbus_object_path, c.GetAllProperties()) |
|
1115 |
for c in clients), |
|
1116 |
signature="oa{sv}") |
|
1117 |
||
1118 |
@dbus.service.method(_interface, in_signature="o") |
|
1119 |
def RemoveClient(self, object_path): |
|
1120 |
for c in clients: |
|
1121 |
if c.dbus_object_path == object_path: |
|
1122 |
c.stop() |
|
1123 |
clients.remove(c) |
|
1124 |
return
|
|
1125 |
raise KeyError |
|
1126 |
||
1127 |
del _interface |
|
1128 |
||
1129 |
mandos_server = MandosServer() |
|
1130 |
||
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
1131 |
for client in clients: |
238
by Teddy Hogeborn
First version of a somewhat complete D-Bus server interface. Also |
1132 |
# Emit D-Bus signal
|
1133 |
mandos_server.ClientAdded(client.dbus_object_path, |
|
1134 |
client.GetAllProperties()) |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
1135 |
client.start() |
1136 |
||
163
by Teddy Hogeborn
* Makefile (PIDDIR, USER, GROUP): Removed. |
1137 |
tcp_server.enable() |
1138 |
tcp_server.server_activate() |
|
1139 |
||
28
by Teddy Hogeborn
* server.conf: New file. |
1140 |
# Find out what port we got
|
1141 |
service.port = tcp_server.socket.getsockname()[1] |
|
44
by Teddy Hogeborn
* ca.pem: Removed. |
1142 |
logger.info(u"Now listening on address %r, port %d, flowinfo %d," |
1143 |
u" scope_id %d" % tcp_server.socket.getsockname()) |
|
28
by Teddy Hogeborn
* server.conf: New file. |
1144 |
|
29
by Teddy Hogeborn
* plugins.d/mandosclient.c (start_mandos_communication): Changed |
1145 |
#service.interface = tcp_server.socket.getsockname()[3]
|
28
by Teddy Hogeborn
* server.conf: New file. |
1146 |
|
1147 |
try: |
|
1148 |
# From the Avahi example code
|
|
1149 |
server.connect_to_signal("StateChanged", server_state_changed) |
|
1150 |
try: |
|
1151 |
server_state_changed(server.GetState()) |
|
1152 |
except dbus.exceptions.DBusException, error: |
|
1153 |
logger.critical(u"DBusException: %s", error) |
|
1154 |
sys.exit(1) |
|
1155 |
# End of Avahi example code
|
|
1156 |
||
1157 |
gobject.io_add_watch(tcp_server.fileno(), gobject.IO_IN, |
|
1158 |
lambda *args, **kwargs: |
|
237.1.2
by Teddy Hogeborn
Further steps towards a D-Bus server interface, plus minor syntax |
1159 |
(tcp_server.handle_request |
1160 |
(*args[2:], **kwargs) or True)) |
|
28
by Teddy Hogeborn
* server.conf: New file. |
1161 |
|
51
by Teddy Hogeborn
* clients.conf: Better comments. |
1162 |
logger.debug(u"Starting main loop") |
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
1163 |
main_loop.run() |
28
by Teddy Hogeborn
* server.conf: New file. |
1164 |
except AvahiError, error: |
1165 |
logger.critical(u"AvahiError: %s" + unicode(error)) |
|
1166 |
sys.exit(1) |
|
11
by Teddy Hogeborn
* server.py: Rewritten to use Zeroconf (mDNS/DNS-SD) in place of the |
1167 |
except KeyboardInterrupt: |
15
by Teddy Hogeborn
* mandos-clients.conf ([foo]): Uncommented. |
1168 |
if debug: |
1169 |
print
|
|
16
by Teddy Hogeborn
* Makefile: Include targets for all binaries. |
1170 |
|
1171 |
if __name__ == '__main__': |
|
1172 |
main() |