/mandos/trunk : revision 24.1.153

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# "AvahiService" class, and some lines in "main".

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#

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# Everything else is

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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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SO_BINDTODEVICE = None

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version = "1.2"

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version = "1.0.14"

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#logger = logging.getLogger(u'mandos')

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logger = logging.Logger(u'mandos')

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syslogger = (logging.handlers.SysLogHandler

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(facility = logging.handlers.SysLogHandler.LOG_DAEMON,

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u" after %i retries, exiting.",

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self.rename_count)

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raise AvahiServiceError(u"Too many renames")

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self.name = unicode(self.server.GetAlternativeServiceName(self.name))

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self.name = self.server.GetAlternativeServiceName(self.name)

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logger.info(u"Changing Zeroconf service name to %r ...",

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self.name)

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unicode(self.name))

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syslogger.setFormatter(logging.Formatter

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(u'Mandos (%s) [%%(process)d]:'

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u' %%(levelname)s: %%(message)s'

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% self.name))

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self.remove()

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try:

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self.add()

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except dbus.exceptions.DBusException, error:

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logger.critical(u"DBusException: %s", error)

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self.cleanup()

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os._exit(1)

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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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self.group.Commit()

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def entry_group_state_changed(self, state, error):

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"""Derived from the Avahi example code"""

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logger.debug(u"Avahi entry group 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"Zeroconf service established.")

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self.group = None

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def server_state_changed(self, state):

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"""Derived from the Avahi example code"""

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logger.debug(u"Avahi server state change: %i", state)

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if state == avahi.SERVER_COLLISION:

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logger.error(u"Zeroconf server name collision")

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self.remove()

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"""A representation of a client host served by this server.

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Attributes:

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_approved: bool(); 'None' if not yet approved/disapproved

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approval_delay: datetime.timedelta(); Time to wait for approval

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approval_duration: datetime.timedelta(); Duration of one approval

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name: string; from the config file, used in log messages and

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D-Bus identifiers

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fingerprint: string (40 or 32 hexadecimal digits); used to

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uniquely identify the client

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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_enabled: datetime.datetime(); (UTC)

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enabled: bool()

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last_checked_ok: datetime.datetime(); (UTC) or None

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timeout: datetime.timedelta(); How long from last_checked_ok

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until this client is disabled

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interval: datetime.timedelta(); How often to start a new checker

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disable_hook: If set, called by disable() as disable_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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checker_callback_tag: a gobject event source tag, or None

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checker_command: string; External command which is run to check

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if client lives. %() expansions are done at

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checker_initiator_tag: a gobject event source tag, or None

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disable_initiator_tag: - '' -

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checker_callback_tag: - '' -

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checker_command: string; External command which is run to check if

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client lives. %() expansions are done at

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runtime with vars(self) as dict, so that for

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instance %(name)s can be used in the command.

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checker_initiator_tag: a gobject event source tag, or None

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created: datetime.datetime(); (UTC) object creation

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current_checker_command: string; current running checker_command

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disable_hook: If set, called by disable() as disable_hook(self)

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disable_initiator_tag: a gobject event source tag, or None

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enabled: bool()

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fingerprint: string (40 or 32 hexadecimal digits); used to

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uniquely identify the client

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host: string; available for use by the checker command

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interval: datetime.timedelta(); How often to start a new checker

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last_approval_request: datetime.datetime(); (UTC) or None

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last_checked_ok: datetime.datetime(); (UTC) or None

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last_enabled: datetime.datetime(); (UTC)

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name: string; from the config file, used in log messages and

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D-Bus identifiers

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secret: bytestring; sent verbatim (over TLS) to client

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timeout: datetime.timedelta(); How long from last_checked_ok

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until this client is disabled

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runtime_expansions: Allowed attributes for runtime expansion.

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approved_delay: datetime.timedelta(); Time to wait for approval

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_approved: bool(); 'None' if not yet approved/disapproved

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approved_duration: datetime.timedelta(); Duration of one approval

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"""

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runtime_expansions = (u"approval_delay", u"approval_duration",

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u"created", u"enabled", u"fingerprint",

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u"host", u"interval", u"last_checked_ok",

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u"last_enabled", u"name", u"timeout")

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@staticmethod

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def _timedelta_to_milliseconds(td):

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"Convert a datetime.timedelta() to milliseconds"

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"Return the 'interval' attribute in milliseconds"

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return self._timedelta_to_milliseconds(self.interval)

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def approval_delay_milliseconds(self):

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return self._timedelta_to_milliseconds(self.approval_delay)

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def approved_delay_milliseconds(self):

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return self._timedelta_to_milliseconds(self.approved_delay)

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def __init__(self, name = None, disable_hook=None, config=None):

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"""Note: the 'checker' key in 'config' sets the

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"rb") as secfile:

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self.secret = secfile.read()

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else:

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#XXX Need to allow secret on demand!

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raise TypeError(u"No secret or secfile for client %s"

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% self.name)

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self.host = config.get(u"host", u"")

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self.created = datetime.datetime.utcnow()

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self.enabled = False

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self.last_approval_request = None

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self.last_enabled = None

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self.last_checked_ok = None

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self.timeout = string_to_delta(config[u"timeout"])

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self.checker_command = config[u"checker"]

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self.current_checker_command = None

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self.last_connect = None

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self.approvals_pending = 0

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self._approved = None

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self.approved_by_default = config.get(u"approved_by_default",

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True)

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self.approvals_pending = 0

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self.approval_delay = string_to_delta(

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config[u"approval_delay"])

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self.approval_duration = string_to_delta(

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config[u"approval_duration"])

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False)

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self.approved_delay = string_to_delta(

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config[u"approved_delay"])

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self.approved_duration = string_to_delta(

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config[u"approved_duration"])

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self.changedstate = multiprocessing_manager.Condition(multiprocessing_manager.Lock())

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def send_changedstate(self):

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self.changedstate.acquire()

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self.changedstate.notify_all()

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(self.timeout_milliseconds(),

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self.disable))

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def need_approval(self):

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self.last_approval_request = datetime.datetime.utcnow()

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def start_checker(self):

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"""Start a new checker subprocess if one is not running.

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command = self.checker_command % self.host

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except TypeError:

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# Escape attributes for the shell

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escaped_attrs = dict(

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(attr,

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re.escape(unicode(str(getattr(self, attr, u"")),

467

errors=

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u'replace')))

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for attr in

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self.runtime_expansions)

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escaped_attrs = dict((key,

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re.escape(unicode(str(val),

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errors=

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u'replace')))

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for key, val in

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vars(self).iteritems())

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try:

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command = self.checker_command % escaped_attrs

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except TypeError, error:

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dbus_object_path: dbus.ObjectPath

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bus: dbus.SystemBus()

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"""

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runtime_expansions = (Client.runtime_expansions

721

+ (u"dbus_object_path",))

722

723

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# dbus.service.Object doesn't use super(), so we can't either.

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def __init__(self, bus = None, *args, **kwargs):

726

self._approvals_pending = 0

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self.bus = bus

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Client.__init__(self, *args, **kwargs)

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# Only now, when this client is initialized, can it show up on

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# the D-Bus

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client_object_name = unicode(self.name).translate(

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{ord(u"."): ord(u"_"),

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ord(u"-"): ord(u"_")})

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self.dbus_object_path = (dbus.ObjectPath

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(u"/clients/" + client_object_name))

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(u"/clients/"

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+ self.name.replace(u".", u"_")))

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DBusObjectWithProperties.__init__(self, self.bus,

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self.dbus_object_path)

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def _get_approvals_pending(self):

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return self._approvals_pending

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def _set_approvals_pending(self, value):

742

old_value = self._approvals_pending

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self._approvals_pending = value

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bval = bool(value)

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if (hasattr(self, "dbus_object_path")

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and bval is not bool(old_value)):

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dbus_bool = dbus.Boolean(bval, variant_level=1)

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self.PropertyChanged(dbus.String(u"ApprovalPending"),

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dbus_bool)

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approvals_pending = property(_get_approvals_pending,

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_set_approvals_pending)

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del _get_approvals_pending, _set_approvals_pending

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@staticmethod

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def _datetime_to_dbus(dt, variant_level=0):

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r = Client.enable(self)

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if oldstate != self.enabled:

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# Emit D-Bus signals

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self.PropertyChanged(dbus.String(u"Enabled"),

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self.PropertyChanged(dbus.String(u"enabled"),

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dbus.Boolean(True, variant_level=1))

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self.PropertyChanged(

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dbus.String(u"LastEnabled"),

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dbus.String(u"last_enabled"),

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self._datetime_to_dbus(self.last_enabled,

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729

variant_level=1))

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return r

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r = Client.disable(self, quiet=quiet)

777

735

if not quiet and oldstate != self.enabled:

778

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# Emit D-Bus signal

779

self.PropertyChanged(dbus.String(u"Enabled"),

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self.PropertyChanged(dbus.String(u"enabled"),

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dbus.Boolean(False, variant_level=1))

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return r

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740

794

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self.checker_callback_tag = None

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self.checker = None

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# Emit D-Bus signal

797

self.PropertyChanged(dbus.String(u"CheckerRunning"),

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self.PropertyChanged(dbus.String(u"checker_running"),

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dbus.Boolean(False, variant_level=1))

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if os.WIFEXITED(condition):

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exitstatus = os.WEXITSTATUS(condition)

815

773

r = Client.checked_ok(self, *args, **kwargs)

816

774

# Emit D-Bus signal

817

775

self.PropertyChanged(

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dbus.String(u"LastCheckedOK"),

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dbus.String(u"last_checked_ok"),

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(self._datetime_to_dbus(self.last_checked_ok,

820

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variant_level=1)))

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779

return r

822

780

823

def need_approval(self, *args, **kwargs):

824

r = Client.need_approval(self, *args, **kwargs)

825

# Emit D-Bus signal

826

self.PropertyChanged(

827

dbus.String(u"LastApprovalRequest"),

828

(self._datetime_to_dbus(self.last_approval_request,

829

variant_level=1)))

830

return r

831

832

781

def start_checker(self, *args, **kwargs):

833

782

old_checker = self.checker

834

783

if self.checker is not None:

842

791

# Emit D-Bus signal

843

792

self.CheckerStarted(self.current_checker_command)

844

793

self.PropertyChanged(

845

dbus.String(u"CheckerRunning"),

794

dbus.String(u"checker_running"),

846

795

dbus.Boolean(True, variant_level=1))

847

796

return r

848

797

851

800

r = Client.stop_checker(self, *args, **kwargs)

852

801

if (old_checker is not None

853

802

and getattr(self, u"checker", None) is None):

854

self.PropertyChanged(dbus.String(u"CheckerRunning"),

803

self.PropertyChanged(dbus.String(u"checker_running"),

855

804

dbus.Boolean(False, variant_level=1))

856

805

return r

857

806

860

809

return False

861

810

862

811

def approve(self, value=True):

863

self.send_changedstate()

864

812

self._approved = value

865

gobject.timeout_add(self._timedelta_to_milliseconds

866

(self.approval_duration),

867

self._reset_approved)

868

813

gobject.timeout_add(self._timedelta_to_milliseconds(self.approved_duration, self._reset_approved))

814

815

def approved_pending(self):

816

return self.approvals_pending > 0

817

869

818

870

819

## D-Bus methods, signals & properties

871

820

_interface = u"se.bsnet.fukt.Mandos.Client"

891

840

pass

892

841

893

842

# GotSecret - signal

843

# Is sent after succesfull transfer of secret from mandos-server to mandos-client

894

844

@dbus.service.signal(_interface)

895

845

def GotSecret(self):

896

"""D-Bus signal

897

Is sent after a successful transfer of secret from the Mandos

898

server to mandos-client

899

"""

846

"D-Bus signal"

900

847

pass

901

848

902

849

# Rejected - signal

906

853

pass

907

854

908

855

# NeedApproval - signal

909

@dbus.service.signal(_interface, signature=u"tb")

856

@dbus.service.signal(_interface, signature=u"db")

910

857

def NeedApproval(self, timeout, default):

911

858

"D-Bus signal"

912

return self.need_approval()

859

pass

913

860

914

861

## Methods

915

862

916

863

# Approve - method

917

864

@dbus.service.method(_interface, in_signature=u"b")

918

865

def Approve(self, value):

919

866

self.approve(value)

920

867

921

868

# CheckedOK - method

922

869

@dbus.service.method(_interface)

923

870

def CheckedOK(self):

948

895

949

896

## Properties

950

897

951

# ApprovalPending - property

898

# approved_pending - property

952

899

@dbus_service_property(_interface, signature=u"b", access=u"read")

953

def ApprovalPending_dbus_property(self):

954

return dbus.Boolean(bool(self.approvals_pending))

900

def approved_pending_dbus_property(self):

901

return dbus.Boolean(self.approved_pending())

955

902

956

# ApprovedByDefault - property

903

# approved_by_default - property

957

904

@dbus_service_property(_interface, signature=u"b",

958

905

access=u"readwrite")

959

def ApprovedByDefault_dbus_property(self, value=None):

960

if value is None: # get

961

return dbus.Boolean(self.approved_by_default)

962

self.approved_by_default = bool(value)

963

# Emit D-Bus signal

964

self.PropertyChanged(dbus.String(u"ApprovedByDefault"),

965

dbus.Boolean(value, variant_level=1))

966

967

# ApprovalDelay - property

968

@dbus_service_property(_interface, signature=u"t",

969

access=u"readwrite")

970

def ApprovalDelay_dbus_property(self, value=None):

971

if value is None: # get

972

return dbus.UInt64(self.approval_delay_milliseconds())

973

self.approval_delay = datetime.timedelta(0, 0, 0, value)

974

# Emit D-Bus signal

975

self.PropertyChanged(dbus.String(u"ApprovalDelay"),

976

dbus.UInt64(value, variant_level=1))

977

978

# ApprovalDuration - property

979

@dbus_service_property(_interface, signature=u"t",

980

access=u"readwrite")

981

def ApprovalDuration_dbus_property(self, value=None):

982

if value is None: # get

983

return dbus.UInt64(self._timedelta_to_milliseconds(

984

self.approval_duration))

985

self.approval_duration = datetime.timedelta(0, 0, 0, value)

986

# Emit D-Bus signal

987

self.PropertyChanged(dbus.String(u"ApprovalDuration"),

988

dbus.UInt64(value, variant_level=1))

989

990

# Name - property

906

def approved_by_default_dbus_property(self):

907

return dbus.Boolean(self.approved_by_default)

908

909

# approved_delay - property

910

@dbus_service_property(_interface, signature=u"t",

911

access=u"readwrite")

912

def approved_delay_dbus_property(self):

913

return dbus.UInt64(self.approved_delay_milliseconds())

914

915

# approved_duration - property

916

@dbus_service_property(_interface, signature=u"t",

917

access=u"readwrite")

918

def approved_duration_dbus_property(self):

919

return dbus.UInt64(self._timedelta_to_milliseconds(

920

self.approved_duration))

921

922

# name - property

991

923

@dbus_service_property(_interface, signature=u"s", access=u"read")

992

def Name_dbus_property(self):

924

def name_dbus_property(self):

993

925

return dbus.String(self.name)

994

926

995

# Fingerprint - property

927

# fingerprint - property

996

928

@dbus_service_property(_interface, signature=u"s", access=u"read")

997

def Fingerprint_dbus_property(self):

929

def fingerprint_dbus_property(self):

998

930

return dbus.String(self.fingerprint)

999

931

1000

# Host - property

932

# host - property

1001

933

@dbus_service_property(_interface, signature=u"s",

1002

934

access=u"readwrite")

1003

def Host_dbus_property(self, value=None):

935

def host_dbus_property(self, value=None):

1004

936

if value is None: # get

1005

937

return dbus.String(self.host)

1006

938

self.host = value

1007

939

# Emit D-Bus signal

1008

self.PropertyChanged(dbus.String(u"Host"),

940

self.PropertyChanged(dbus.String(u"host"),

1009

941

dbus.String(value, variant_level=1))

1010

942

1011

# Created - property

943

# created - property

1012

944

@dbus_service_property(_interface, signature=u"s", access=u"read")

1013

def Created_dbus_property(self):

945

def created_dbus_property(self):

1014

946

return dbus.String(self._datetime_to_dbus(self.created))

1015

947

1016

# LastEnabled - property

948

# last_enabled - property

1017

949

@dbus_service_property(_interface, signature=u"s", access=u"read")

1018

def LastEnabled_dbus_property(self):

950

def last_enabled_dbus_property(self):

1019

951

if self.last_enabled is None:

1020

952

return dbus.String(u"")

1021

953

return dbus.String(self._datetime_to_dbus(self.last_enabled))

1022

954

1023

# Enabled - property

955

# enabled - property

1024

956

@dbus_service_property(_interface, signature=u"b",

1025

957

access=u"readwrite")

1026

def Enabled_dbus_property(self, value=None):

958

def enabled_dbus_property(self, value=None):

1027

959

if value is None: # get

1028

960

return dbus.Boolean(self.enabled)

1029

961

if value:

1031

963

else:

1032

964

self.disable()

1033

965

1034

# LastCheckedOK - property

966

# last_checked_ok - property

1035

967

@dbus_service_property(_interface, signature=u"s",

1036

968

access=u"readwrite")

1037

def LastCheckedOK_dbus_property(self, value=None):

969

def last_checked_ok_dbus_property(self, value=None):

1038

970

if value is not None:

1039

971

self.checked_ok()

1040

972

return

1043

975

return dbus.String(self._datetime_to_dbus(self

1044

976

.last_checked_ok))

1045

977

1046

# LastApprovalRequest - property

1047

@dbus_service_property(_interface, signature=u"s", access=u"read")

1048

def LastApprovalRequest_dbus_property(self):

1049

if self.last_approval_request is None:

1050

return dbus.String(u"")

1051

return dbus.String(self.

1052

_datetime_to_dbus(self

1053

.last_approval_request))

1054

1055

# Timeout - property

978

# timeout - property

1056

979

@dbus_service_property(_interface, signature=u"t",

1057

980

access=u"readwrite")

1058

def Timeout_dbus_property(self, value=None):

981

def timeout_dbus_property(self, value=None):

1059

982

if value is None: # get

1060

983

return dbus.UInt64(self.timeout_milliseconds())

1061

984

self.timeout = datetime.timedelta(0, 0, 0, value)

1062

985

# Emit D-Bus signal

1063

self.PropertyChanged(dbus.String(u"Timeout"),

986

self.PropertyChanged(dbus.String(u"timeout"),

1064

987

dbus.UInt64(value, variant_level=1))

1065

988

if getattr(self, u"disable_initiator_tag", None) is None:

1066

989

return

1080

1003

self.disable_initiator_tag = (gobject.timeout_add

1081

1004

(time_to_die, self.disable))

1082

1005

1083

# Interval - property

1006

# interval - property

1084

1007

@dbus_service_property(_interface, signature=u"t",

1085

1008

access=u"readwrite")

1086

def Interval_dbus_property(self, value=None):

1009

def interval_dbus_property(self, value=None):

1087

1010

if value is None: # get

1088

1011

return dbus.UInt64(self.interval_milliseconds())

1089

1012

self.interval = datetime.timedelta(0, 0, 0, value)

1090

1013

# Emit D-Bus signal

1091

self.PropertyChanged(dbus.String(u"Interval"),

1014

self.PropertyChanged(dbus.String(u"interval"),

1092

1015

dbus.UInt64(value, variant_level=1))

1093

1016

if getattr(self, u"checker_initiator_tag", None) is None:

1094

1017

return

1098

1021

(value, self.start_checker))

1099

1022

self.start_checker() # Start one now, too

1100

1023

1101

# Checker - property

1024

# checker - property

1102

1025

@dbus_service_property(_interface, signature=u"s",

1103

1026

access=u"readwrite")

1104

def Checker_dbus_property(self, value=None):

1027

def checker_dbus_property(self, value=None):

1105

1028

if value is None: # get

1106

1029

return dbus.String(self.checker_command)

1107

1030

self.checker_command = value

1108

1031

# Emit D-Bus signal

1109

self.PropertyChanged(dbus.String(u"Checker"),

1032

self.PropertyChanged(dbus.String(u"checker"),

1110

1033

dbus.String(self.checker_command,

1111

1034

variant_level=1))

1112

1035

1113

# CheckerRunning - property

1036

# checker_running - property

1114

1037

@dbus_service_property(_interface, signature=u"b",

1115

1038

access=u"readwrite")

1116

def CheckerRunning_dbus_property(self, value=None):

1039

def checker_running_dbus_property(self, value=None):

1117

1040

if value is None: # get

1118

1041

return dbus.Boolean(self.checker is not None)

1119

1042

if value:

1121

1044

else:

1122

1045

self.stop_checker()

1123

1046

1124

# ObjectPath - property

1047

# object_path - property

1125

1048

@dbus_service_property(_interface, signature=u"o", access=u"read")

1126

def ObjectPath_dbus_property(self):

1049

def object_path_dbus_property(self):

1127

1050

return self.dbus_object_path # is already a dbus.ObjectPath

1128

1051

1129

# Secret = property

1052

# secret = property

1130

1053

@dbus_service_property(_interface, signature=u"ay",

1131

1054

access=u"write", byte_arrays=True)

1132

def Secret_dbus_property(self, value):

1055

def secret_dbus_property(self, value):

1133

1056

self.secret = str(value)

1134

1057

1135

1058

del _interface

1233

1156

except KeyError:

1234

1157

return

1235

1158

1236

if client.approval_delay:

1237

delay = client.approval_delay

1159

if client.approved_delay:

1160

delay = client.approved_delay

1238

1161

client.approvals_pending += 1

1239

1162

approval_required = True

1240

1163

1247

1170

client.Rejected("Disabled")

1248

1171

return

1249

1172

1250

if client._approved or not client.approval_delay:

1173

if client._approved or not client.approved_delay:

1251

1174

#We are approved or approval is disabled

1252

1175

break

1253

1176

elif client._approved is None:

1254

logger.info(u"Client %s needs approval",

1177

logger.info(u"Client %s need approval",

1255

1178

client.name)

1256

1179

if self.server.use_dbus:

1257

1180

# Emit D-Bus signal

1258

1181

client.NeedApproval(

1259

client.approval_delay_milliseconds(),

1182

client.approved_delay_milliseconds(),

1260

1183

client.approved_by_default)

1261

1184

else:

1262

1185

logger.warning(u"Client %s was not approved",

1263

1186

client.name)

1264

1187

if self.server.use_dbus:

1265

1188

# Emit D-Bus signal

1266

client.Rejected("Denied")

1189

client.Rejected("Disapproved")

1267

1190

return

1268

1191

1269

1192

#wait until timeout or approved

1280

1203

client.name)

1281

1204

if self.server.use_dbus:

1282

1205

# Emit D-Bus signal

1283

client.Rejected("Approval timed out")

1206

client.Rejected("Time out")

1284

1207

return

1285

1208

else:

1286

1209

break

1289

1212

1290

1213

sent_size = 0

1291

1214

while sent_size < len(client.secret):

1292

try:

1293

sent = session.send(client.secret[sent_size:])

1294

except (gnutls.errors.GNUTLSError), error:

1295

logger.warning("gnutls send failed")

1296

return

1215

# XXX handle session exception

1216

sent = session.send(client.secret[sent_size:])

1297

1217

logger.debug(u"Sent: %d, remaining: %d",

1298

1218

sent, len(client.secret)

1299

1219

- (sent_size + sent))

1309

1229

finally:

1310

1230

if approval_required:

1311

1231

client.approvals_pending -= 1

1312

try:

1313

session.bye()

1314

except (gnutls.errors.GNUTLSError), error:

1315

logger.warning("GnuTLS bye failed")

1232

session.bye()

1316

1233

1317

1234

@staticmethod

1318

1235

def peer_certificate(session):

1405

1322

self).process_request(request, client_address)

1406

1323

self.child_pipe.close()

1407

1324

self.add_pipe(parent_pipe)

1408

1325

1409

1326

def add_pipe(self, parent_pipe):

1410

1327

"""Dummy function; override as necessary"""

1411

1328

pass

1524

1441

for cond, name in

1525

1442

condition_names.iteritems()

1526

1443

if cond & condition)

1444

logger.debug(u"Handling IPC: FD = %d, condition = %s", source,

1445

conditions_string)

1446

1527

1447

# error or the other end of multiprocessing.Pipe has closed

1528

if condition & (gobject.IO_ERR | condition & gobject.IO_HUP):

1448

if condition & gobject.IO_HUP or condition & gobject.IO_ERR:

1529

1449

return False

1530

1450

1531

1451

# Read a request from the child

1532

1452

request = parent_pipe.recv()

1453

logger.debug(u"IPC request: %s", repr(request))

1533

1454

command = request[0]

1534

1455

1535

1456

if command == 'init':

1545

1466

u"dress: %s", fpr, address)

1546

1467

if self.use_dbus:

1547

1468

# Emit D-Bus signal

1548

mandos_dbus_service.ClientNotFound(fpr, address[0])

1469

mandos_dbus_service.ClientNotFound(fpr, address)

1549

1470

parent_pipe.send(False)

1550

1471

return False

1551

1472

1570

1491

parent_pipe.send(('function',))

1571

1492

else:

1572

1493

parent_pipe.send(('data', client_object.__getattribute__(attrname)))

1573

1494

1574

1495

if command == 'setattr':

1575

1496

attrname = request[1]

1576

1497

value = request[2]

1577

1498

setattr(client_object, attrname, value)

1578

1499

1579

1500

return True

1580

1501

1581

1502

1684

1605

parser.add_option("--debug", action=u"store_true",

1685

1606

help=u"Debug mode; run in foreground and log to"

1686

1607

u" terminal")

1687

parser.add_option("--debuglevel", type=u"string", metavar="LEVEL",

1688

help=u"Debug level for stdout output")

1689

1608

parser.add_option("--priority", type=u"string", help=u"GnuTLS"

1690

1609

u" priority string (see GnuTLS documentation)")

1691

1610

parser.add_option("--servicename", type=u"string",

1716

1635

u"servicename": u"Mandos",

1717

1636

u"use_dbus": u"True",

1718

1637

u"use_ipv6": u"True",

1719

u"debuglevel": u"",

1720

1638

}

1721

1639

1722

1640

# Parse config file for server-global settings

1739

1657

# options, if set.

1740

1658

for option in (u"interface", u"address", u"port", u"debug",

1741

1659

u"priority", u"servicename", u"configdir",

1742

u"use_dbus", u"use_ipv6", u"debuglevel"):

1660

u"use_dbus", u"use_ipv6"):

1743

1661

value = getattr(options, option)

1744

1662

if value is not None:

1745

1663

server_settings[option] = value

1754

1672

1755

1673

# For convenience

1756

1674

debug = server_settings[u"debug"]

1757

debuglevel = server_settings[u"debuglevel"]

1758

1675

use_dbus = server_settings[u"use_dbus"]

1759

1676

use_ipv6 = server_settings[u"use_ipv6"]

1760

1677

1678

if not debug:

1679

syslogger.setLevel(logging.WARNING)

1680

console.setLevel(logging.WARNING)

1681

1761

1682

if server_settings[u"servicename"] != u"Mandos":

1762

1683

syslogger.setFormatter(logging.Formatter

1763

1684

(u'Mandos (%s) [%%(process)d]:'

1769

1690

u"interval": u"5m",

1770

1691

u"checker": u"fping -q -- %%(host)s",

1771

1692

u"host": u"",

1772

u"approval_delay": u"0s",

1773

u"approval_duration": u"1s",

1693

u"approved_delay": u"5m",

1694

u"approved_duration": u"1s",

1774

1695

}

1775

1696

client_config = configparser.SafeConfigParser(client_defaults)

1776

1697

client_config.read(os.path.join(server_settings[u"configdir"],

1782

1703

tcp_server = MandosServer((server_settings[u"address"],

1783

1704

server_settings[u"port"]),

1784

1705

ClientHandler,

1785

interface=(server_settings[u"interface"]

1786

or None),

1706

interface=server_settings[u"interface"],

1787

1707

use_ipv6=use_ipv6,

1788

1708

gnutls_priority=

1789

1709

server_settings[u"priority"],

1790

1710

use_dbus=use_dbus)

1791

if not debug:

1792

pidfilename = u"/var/run/mandos.pid"

1793

try:

1794

pidfile = open(pidfilename, u"w")

1795

except IOError:

1796

logger.error(u"Could not open file %r", pidfilename)

1711

pidfilename = u"/var/run/mandos.pid"

1712

try:

1713

pidfile = open(pidfilename, u"w")

1714

except IOError:

1715

logger.error(u"Could not open file %r", pidfilename)

1797

1716

1798

1717

try:

1799

1718

uid = pwd.getpwnam(u"_mandos").pw_uid

1816

1735

if error[0] != errno.EPERM:

1817

1736

raise error

1818

1737

1819

if not debug and not debuglevel:

1820

syslogger.setLevel(logging.WARNING)

1821

console.setLevel(logging.WARNING)

1822

if debuglevel:

1823

level = getattr(logging, debuglevel.upper())

1824

syslogger.setLevel(level)

1825

console.setLevel(level)

1826

1738

# Enable all possible GnuTLS debugging

1827

1739

if debug:

1828

# Enable all possible GnuTLS debugging

1829

1830

1740

# "Use a log level over 10 to enable all debugging options."

1831

1741

# - GnuTLS manual

1832

1742

gnutls.library.functions.gnutls_global_set_log_level(11)

1837

1747

1838

1748

(gnutls.library.functions

1839

1749

.gnutls_global_set_log_function(debug_gnutls))

1840

1841

# Redirect stdin so all checkers get /dev/null

1842

null = os.open(os.path.devnull, os.O_NOCTTY | os.O_RDWR)

1843

os.dup2(null, sys.stdin.fileno())

1844

if null > 2:

1845

os.close(null)

1846

else:

1847

# No console logging

1848

logger.removeHandler(console)

1849

1850

1750

1851

1751

global main_loop

1852

1752

# From the Avahi example code

1871

1771

service.interface = (if_nametoindex

1872

1772

(str(server_settings[u"interface"])))

1873

1773

1874

if not debug:

1875

# Close all input and output, do double fork, etc.

1876

daemon()

1877

1878

1774

global multiprocessing_manager

1879

1775

multiprocessing_manager = multiprocessing.Manager()

1880

1776

1900

1796

for section in client_config.sections()))

1901

1797

if not tcp_server.clients:

1902

1798

logger.warning(u"No clients defined")

1903

1799

1800

if debug:

1801

# Redirect stdin so all checkers get /dev/null

1802

null = os.open(os.path.devnull, os.O_NOCTTY | os.O_RDWR)

1803

os.dup2(null, sys.stdin.fileno())

1804

if null > 2:

1805

os.close(null)

1806

else:

1807

# No console logging

1808

logger.removeHandler(console)

1809

# Close all input and output, do double fork, etc.

1810

daemon()

1811

1812

try:

1813

with pidfile:

1814

pid = os.getpid()

1815

pidfile.write(str(pid) + "\n")

1816

del pidfile

1817

except IOError:

1818

logger.error(u"Could not write to file %r with PID %d",

1819

pidfilename, pid)

1820

except NameError:

1821

# "pidfile" was never created

1822

pass

1823

del pidfilename

1824

1904

1825

if not debug:

1905

try:

1906

with pidfile:

1907

pid = os.getpid()

1908

pidfile.write(str(pid) + "\n")

1909

del pidfile

1910

except IOError:

1911

logger.error(u"Could not write to file %r with PID %d",

1912

pidfilename, pid)

1913

except NameError:

1914

# "pidfile" was never created

1915

pass

1916

del pidfilename

1917

1918

1826

signal.signal(signal.SIGINT, signal.SIG_IGN)

1919

1920

1827

signal.signal(signal.SIGHUP, lambda signum, frame: sys.exit())

1921

1828

signal.signal(signal.SIGTERM, lambda signum, frame: sys.exit())

1922

1829