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#     GNU General Public License for more details.
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
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# along with this program.  If not, see
 
 
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# <http://www.gnu.org/licenses/>.
 
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# Contact the authors at <mandos@fukt.bsnet.se>.
 
 
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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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            logger.critical(u"No suitable service name found after %i"
 
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                            u" retries, exiting.", rename_count)
 
 
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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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            raise AvahiServiceError("Too many renames")
 
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        self.name = server.GetAlternativeServiceName(self.name)
 
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        logger.info(u"Changing name to %r ...", str(self.name))
 
 
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        logger.info(u"Changing Zeroconf service name to %r ...",
 
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        syslogger.setFormatter(logging.Formatter\
 
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                               ('Mandos (%s): %%(levelname)s:'
 
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                               ' %%(message)s' % self.name))
 
 
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                     avahi.DBUS_INTERFACE_ENTRY_GROUP)
 
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            group.connect_to_signal('StateChanged',
 
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                                    entry_group_state_changed)
 
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        logger.debug(u"Adding service '%s' of type '%s' ...",
 
 
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        logger.debug(u"Adding Zeroconf service '%s' of type '%s' ...",
 
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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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                logger.info(u"Starting checker %r for %s",
 
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                            command, self.name)
 
 
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                # We don't need to redirect stdout and stderr, since
 
 
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                # in normal mode, that is already done by daemon(),
 
 
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                # and in debug mode we don't want to.  (Stdin is
 
 
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                # always replaced by /dev/null.)
 
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                self.checker = subprocess.Popen(command,
 
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                                                shell=True, cwd="/")
 
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                self.checker_callback_tag = gobject.child_watch_add\
 
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                                            (self.checker.pid,
 
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                                             self.checker_callback)
 
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            except subprocess.OSError, error:
 
 
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            except OSError, error:
 
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                logger.error(u"Failed to start subprocess: %s",
 
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        # Re-run this periodically if run by gobject.timeout_add
 
 
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    gnutls.library.functions.gnutls_openpgp_crt_import\
 
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                    (crt, ctypes.byref(datum),
 
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                     gnutls.library.constants.GNUTLS_OPENPGP_FMT_RAW)
 
 
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    # Verify the self signature in the key
 
 
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    crtverify = ctypes.c_uint();
 
 
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    gnutls.library.functions.gnutls_openpgp_crt_verify_self\
 
 
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        (crt, 0, ctypes.byref(crtverify))
 
 
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    if crtverify.value != 0:
 
 
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        gnutls.library.functions.gnutls_openpgp_crt_deinit(crt)
 
 
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        raise gnutls.errors.CertificateSecurityError("Verify failed")
 
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    # New buffer for the fingerprint
 
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    buffer = ctypes.create_string_buffer(20)
 
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    buffer_length = ctypes.c_size_t()
 
 
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    datetime.timedelta(1)
 
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    >>> string_to_delta(u'1w')
 
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    datetime.timedelta(7)
 
 
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    >>> string_to_delta('5m 30s')
 
 
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    datetime.timedelta(0, 330)
 
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        suffix=unicode(interval[-1])
 
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        value=int(interval[:-1])
 
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            delta = datetime.timedelta(value)
 
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            delta = datetime.timedelta(0, value)
 
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            delta = datetime.timedelta(0, 0, 0, 0, value)
 
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            delta = datetime.timedelta(0, 0, 0, 0, 0, value)
 
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            delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
 
 
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    timevalue = datetime.timedelta(0)
 
 
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    for s in interval.split():
 
 
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            suffix=unicode(s[-1])
 
 
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                delta = datetime.timedelta(value)
 
 
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                delta = datetime.timedelta(0, value)
 
 
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                delta = datetime.timedelta(0, 0, 0, 0, value)
 
 
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                delta = datetime.timedelta(0, 0, 0, 0, 0, value)
 
 
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                delta = datetime.timedelta(0, 0, 0, 0, 0, 0, value)
 
 
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        except (ValueError, IndexError):
 
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    except (ValueError, IndexError):
 
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def server_state_changed(state):
 
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    """Derived from the Avahi example code"""
 
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    if state == avahi.SERVER_COLLISION:
 
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        logger.error(u"Server name collision")
 
 
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        logger.error(u"Zeroconf server name collision")
 
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    elif state == avahi.SERVER_RUNNING:
 
 
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def entry_group_state_changed(state, error):
 
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    """Derived from the Avahi example code"""
 
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    logger.debug(u"state change: %i", state)
 
 
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    logger.debug(u"Avahi state change: %i", state)
 
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    if state == avahi.ENTRY_GROUP_ESTABLISHED:
 
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        logger.debug(u"Service established.")
 
 
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        logger.debug(u"Zeroconf service established.")
 
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    elif state == avahi.ENTRY_GROUP_COLLISION:
 
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        logger.warning(u"Service name collision.")
 
 
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        logger.warning(u"Zeroconf service name collision.")
 
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    elif state == avahi.ENTRY_GROUP_FAILURE:
 
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        logger.critical(u"Error in group state changed %s",
 
 
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        logger.critical(u"Avahi: Error in group state changed %s",
 
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        raise AvahiGroupError("State changed: %s", str(error))
 
 
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    # Parse config file with clients
 
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    client_defaults = { "timeout": "1h",
 
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                        "interval": "5m",
 
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                        "checker": "fping -q -- %%(host)s",
 
 
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                        "checker": "fping -q -- %(host)s",
 
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    client_config = ConfigParser.SafeConfigParser(client_defaults)
 
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    client_config.read(os.path.join(server_settings["configdir"],
 
 
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    service = AvahiService(name = server_settings["servicename"],
 
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                           type = "_mandos._tcp", );
 
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    if server_settings["interface"]:
 
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        service.interface = if_nametoindex(server_settings["interface"])
 
 
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        service.interface = if_nametoindex\
 
 
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                            (server_settings["interface"])
 
 
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    DBusGMainLoop(set_as_default=True )
 
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    main_loop = gobject.MainLoop()
 
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    bus = dbus.SystemBus()
 
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    server = dbus.Interface(
 
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            bus.get_object( avahi.DBUS_NAME, avahi.DBUS_PATH_SERVER ),
 
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            avahi.DBUS_INTERFACE_SERVER )
 
 
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    server = dbus.Interface(bus.get_object(avahi.DBUS_NAME,
 
 
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                                           avahi.DBUS_PATH_SERVER),
 
 
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                            avahi.DBUS_INTERFACE_SERVER)
 
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    # End of Avahi example code
 
 
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        logger.critical(u"No clients defined")
 
 
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        # Redirect stdin so all checkers get /dev/null
 
 
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        null = os.open(os.path.devnull, os.O_NOCTTY | os.O_RDWR)
 
 
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        os.dup2(null, sys.stdin.fileno())
 
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        logger.removeHandler(console)
 
 
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        # Close all input and output, do double fork, etc.
 
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    pidfilename = "/var/run/mandos/mandos.pid"