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- Committer: Teddy Hogeborn
- Date: 2015-04-02 21:56:15 UTC
- mto: (237.7.304 trunk)
- mto: This revision was merged to the branch mainline in revision 325.
- Revision ID: teddy@recompile.se-20150402215615-v2ll1pgbae2dqdfx
mandos-ctl: Do minor formatting and whitespace adjustments.
- files added:
- debian/mandos-client.examples
- debian/upstream
- files modified:
- .bzrignore
added
removed
mandos-monitor
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#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2009-2011 Teddy Hogeborn
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# Copyright © 2009-2011 Björn Påhlsson
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# Copyright © 2009-2014 Teddy Hogeborn
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# Copyright © 2009-2014 Björn Påhlsson
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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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# 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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# 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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#
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# Contact the authors at <mandos@recompile.se>.
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#
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from __future__ import (division, absolute_import, print_function,
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unicode_literals)
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try:
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from future_builtins import *
30
except ImportError:
31
pass
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import sys
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import os
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import signal
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import datetime
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import urwid
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from dbus.mainloop.glib import DBusGMainLoop
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import gobject
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try:
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import gobject
44
except ImportError:
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from gi.repository import GObject as gobject
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import dbus
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import UserList
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import locale
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if sys.version_info.major == 2:
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str = unicode
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46
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locale.setlocale(locale.LC_ALL, '')
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48
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import logging
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60
domain = 'se.recompile'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
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version = "1.4.1"
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# Always run in monochrome mode
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urwid.curses_display.curses.has_colors = lambda : False
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# Urwid doesn't support blinking, but we want it. Since we have no
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# use for underline on its own, we make underline also always blink.
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urwid.curses_display.curses.A_UNDERLINE |= (
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urwid.curses_display.curses.A_BLINK)
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version = "1.6.9"
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def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
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properties and calls a hook function when any of them are
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changed.
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"""
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def __init__(self, proxy_object=None, *args, **kwargs):
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def __init__(self, proxy_object=None, properties=None, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict()
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self.properties = dict() if properties is None else properties
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self.property_changed_match = (
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self.proxy.connect_to_signal("PropertyChanged",
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self.property_changed,
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client_interface,
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self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
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dbus.PROPERTIES_IFACE,
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byte_arrays=True))
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This breaks good super behaviour
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# super(MandosClientPropertyCache, self).__init__(
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# *args, **kwargs)
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if properties is None:
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface
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= dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
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102
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def property_changed(self, property=None, value=None):
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"""This is called whenever we get a PropertyChanged signal
106
It updates the changed property in the "properties" dict.
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def properties_changed(self, interface, properties, invalidated):
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"""This is called whenever we get a PropertiesChanged signal
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It updates the changed properties in the "properties" dict.
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106
"""
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# Update properties dict with new value
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self.properties[property] = value
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self.properties.update(properties)
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109
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def delete(self, *args, **kwargs):
110
def delete(self):
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self.property_changed_match.remove()
113
super(MandosClientPropertyCache, self).__init__(
114
*args, **kwargs)
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class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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"""
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def __init__(self, server_proxy_object=None, update_hook=None,
122
delete_hook=None, logger=None, *args, **kwargs):
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delete_hook=None, logger=None, **kwargs):
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# Called on update
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self.update_hook = update_hook
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# Called on delete
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self.logger = logger
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132
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self._update_timer_callback_tag = None
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self._update_timer_callback_lock = 0
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self.last_checker_failed = False
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# The widget shown normally
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self._text_widget = urwid.Text("")
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# The widget shown when we have focus
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self._focus_text_widget = urwid.Text("")
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super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
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*args, **kwargs)
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super(MandosClientWidget, self).__init__(**kwargs)
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self.update()
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self.opened = False
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last_checked_ok = isoformat_to_datetime(self.properties
147
["LastCheckedOK"])
148
if last_checked_ok is None:
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self.last_checker_failed = True
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else:
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self.last_checker_failed = ((datetime.datetime.utcnow()
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- last_checked_ok)
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> datetime.timedelta
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(milliseconds=
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self.properties
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["Interval"]))
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if self.last_checker_failed:
159
self.using_timer(True)
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if self.need_approval:
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self.using_timer(True)
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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
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141
self.checker_completed,
182
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self.rejected,
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client_interface,
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159
byte_arrays=True))
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#self.logger('Created client %s' % (self.properties["Name"]))
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self.logger('Created client {}'
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.format(self.properties["Name"]), level=0)
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def property_changed(self, property=None, value=None):
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super(self, MandosClientWidget).property_changed(property,
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value)
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if property == "ApprovalPending":
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using_timer(bool(value))
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def using_timer(self, flag):
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"""Call this method with True or False when timer should be
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activated or deactivated.
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"""
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old = self._update_timer_callback_lock
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if flag:
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self._update_timer_callback_lock += 1
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else:
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self._update_timer_callback_lock -= 1
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if old == 0 and self._update_timer_callback_lock:
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if flag and self._update_timer_callback_tag is None:
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# Will update the shown timer value every second
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self._update_timer_callback_tag = (gobject.timeout_add
205
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(1000,
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self.update_timer))
207
elif old and self._update_timer_callback_lock == 0:
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elif not (flag or self._update_timer_callback_tag is None):
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gobject.source_remove(self._update_timer_callback_tag)
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self._update_timer_callback_tag = None
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211
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def checker_completed(self, exitstatus, condition, command):
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if exitstatus == 0:
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if self.last_checker_failed:
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self.last_checker_failed = False
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self.using_timer(False)
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#self.logger('Checker for client %s (command "%s")'
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# ' was successful'
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# % (self.properties["Name"], command))
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self.logger('Checker for client {} (command "{}")'
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' succeeded'.format(self.properties["Name"],
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command), level=0)
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self.update()
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return
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# Checker failed
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if not self.last_checker_failed:
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self.last_checker_failed = True
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self.using_timer(True)
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184
if os.WIFEXITED(condition):
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self.logger('Checker for client %s (command "%s")'
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' failed with exit code %s'
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% (self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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self.logger('Checker for client {} (command "{}") failed'
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' with exit code {}'
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.format(self.properties["Name"], command,
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os.WEXITSTATUS(condition)))
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elif os.WIFSIGNALED(condition):
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self.logger('Checker for client %s (command "%s")'
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' was killed by signal %s'
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% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
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self.logger('Checker for client {} (command "{}") was'
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' killed by signal {}'
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.format(self.properties["Name"], command,
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os.WTERMSIG(condition)))
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194
elif os.WCOREDUMP(condition):
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self.logger('Checker for client %s (command "%s")'
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' dumped core'
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% (self.properties["Name"], command))
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self.logger('Checker for client {} (command "{}") dumped'
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' core'.format(self.properties["Name"],
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command))
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198
else:
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self.logger('Checker for client %s completed'
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' mysteriously')
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self.logger('Checker for client {} completed'
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' mysteriously'
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.format(self.properties["Name"]))
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self.update()
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def checker_started(self, command):
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#self.logger('Client %s started checker "%s"'
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# % (self.properties["Name"], unicode(command)))
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pass
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"""Server signals that a checker started."""
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self.logger('Client {} started checker "{}"'
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.format(self.properties["Name"],
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command), level=0)
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def got_secret(self):
250
self.last_checker_failed = False
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self.logger('Client %s received its secret'
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% self.properties["Name"])
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self.logger('Client {} received its secret'
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.format(self.properties["Name"]))
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def need_approval(self, timeout, default):
255
215
if not default:
256
message = 'Client %s needs approval within %s seconds'
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message = 'Client {} needs approval within {} seconds'
257
217
else:
258
message = 'Client %s will get its secret in %s seconds'
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self.logger(message
260
% (self.properties["Name"], timeout/1000))
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self.using_timer(True)
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message = 'Client {} will get its secret in {} seconds'
219
self.logger(message.format(self.properties["Name"],
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timeout/1000))
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def rejected(self, reason):
264
self.logger('Client %s was rejected; reason: %s'
265
% (self.properties["Name"], reason))
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self.logger('Client {} was rejected; reason: {}'
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.format(self.properties["Name"], reason))
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def selectable(self):
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"""Make this a "selectable" widget.
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"bold-underline-blink":
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"bold-underline-blink-standout",
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}
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# Rebuild focus and non-focus widgets using current properties
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# Base part of a client. Name!
297
base = ('%(name)s: '
298
% {"name": self.properties["Name"]})
256
base = '{name}: '.format(name=self.properties["Name"])
299
257
if not self.properties["Enabled"]:
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message = "DISABLED"
259
self.using_timer(False)
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260
elif self.properties["ApprovalPending"]:
302
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timeout = datetime.timedelta(milliseconds
303
262
= self.properties
305
264
last_approval_request = isoformat_to_datetime(
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self.properties["LastApprovalRequest"])
307
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if last_approval_request is not None:
308
timer = timeout - (datetime.datetime.utcnow()
309
- last_approval_request)
267
timer = max(timeout - (datetime.datetime.utcnow()
268
- last_approval_request),
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datetime.timedelta())
310
270
else:
311
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timer = datetime.timedelta()
312
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if self.properties["ApprovedByDefault"]:
313
message = "Approval in %s. (d)eny?"
273
message = "Approval in {}. (d)eny?"
314
274
else:
315
message = "Denial in %s. (a)pprove?"
316
message = message % unicode(timer).rsplit(".", 1)[0]
317
elif self.last_checker_failed:
318
# When checker has failed, print a timer until client expires
275
message = "Denial in {}. (a)pprove?"
276
message = message.format(str(timer).rsplit(".", 1)[0])
277
self.using_timer(True)
278
elif self.properties["LastCheckerStatus"] != 0:
279
# When checker has failed, show timer until client expires
319
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expires = self.properties["Expires"]
320
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if expires == "":
321
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timer = datetime.timedelta(0)
322
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else:
323
expires = datetime.datetime.strptime(expires,
324
'%Y-%m-%dT%H:%M:%S.%f')
325
timer = expires - datetime.datetime.utcnow()
284
expires = (datetime.datetime.strptime
285
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
286
timer = max(expires - datetime.datetime.utcnow(),
287
datetime.timedelta())
326
288
message = ('A checker has failed! Time until client'
327
' gets disabled: %s'
328
% unicode(timer).rsplit(".", 1)[0])
289
' gets disabled: {}'
290
.format(str(timer).rsplit(".", 1)[0]))
291
self.using_timer(True)
329
292
else:
330
293
message = "enabled"
331
self._text = "%s%s" % (base, message)
332
294
self.using_timer(False)
295
self._text = "{}{}".format(base, message)
296
333
297
if not urwid.supports_unicode():
334
298
self._text = self._text.encode("ascii", "replace")
335
299
textlist = [("normal", self._text)]
352
316
self.update()
353
317
return True # Keep calling this
354
318
355
def delete(self, *args, **kwargs):
319
def delete(self, **kwargs):
356
320
if self._update_timer_callback_tag is not None:
357
321
gobject.source_remove(self._update_timer_callback_tag)
358
322
self._update_timer_callback_tag = None
361
325
self.match_objects = ()
362
326
if self.delete_hook is not None:
363
327
self.delete_hook(self)
364
return super(MandosClientWidget, self).delete(*args, **kwargs)
328
return super(MandosClientWidget, self).delete(**kwargs)
365
329
366
330
def render(self, maxcolrow, focus=False):
367
331
"""Render differently if we have focus.
409
373
else:
410
374
return key
411
375
412
def property_changed(self, property=None, value=None,
413
*args, **kwargs):
414
"""Call self.update() if old value is not new value.
376
def properties_changed(self, interface, properties, invalidated):
377
"""Call self.update() if any properties changed.
415
378
This overrides the method from MandosClientPropertyCache"""
416
property_name = unicode(property)
417
old_value = self.properties.get(property_name)
418
super(MandosClientWidget, self).property_changed(
419
property=property, value=value, *args, **kwargs)
420
if self.properties.get(property_name) != old_value:
379
old_values = { key: self.properties.get(key)
380
for key in properties.keys() }
381
super(MandosClientWidget, self).properties_changed(
382
interface, properties, invalidated)
383
if any(old_values[key] != self.properties.get(key)
384
for key in old_values):
421
385
self.update()
422
386
423
387
426
390
"down" key presses, thus not allowing any containing widgets to
427
391
use them as an excuse to shift focus away from this widget.
428
392
"""
429
def keypress(self, maxcolrow, key):
430
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
393
def keypress(self, *args, **kwargs):
394
ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
431
395
if ret in ("up", "down"):
432
396
return
433
397
return ret
437
401
"""This is the entire user interface - the whole screen
438
402
with boxes, lists of client widgets, etc.
439
403
"""
440
def __init__(self, max_log_length=1000):
404
def __init__(self, max_log_length=1000, log_level=1):
441
405
DBusGMainLoop(set_as_default=True)
442
406
443
407
self.screen = urwid.curses_display.Screen()
446
410
("normal",
447
411
"default", "default", None),
448
412
("bold",
449
"default", "default", "bold"),
413
"bold", "default", "bold"),
450
414
("underline-blink",
451
"default", "default", "underline"),
415
"underline,blink", "default", "underline,blink"),
452
416
("standout",
453
"default", "default", "standout"),
417
"standout", "default", "standout"),
454
418
("bold-underline-blink",
455
"default", "default", ("bold", "underline")),
419
"bold,underline,blink", "default", "bold,underline,blink"),
456
420
("bold-standout",
457
"default", "default", ("bold", "standout")),
421
"bold,standout", "default", "bold,standout"),
458
422
("underline-blink-standout",
459
"default", "default", ("underline", "standout")),
423
"underline,blink,standout", "default",
424
"underline,blink,standout"),
460
425
("bold-underline-blink-standout",
461
"default", "default", ("bold", "underline",
462
"standout")),
426
"bold,underline,blink,standout", "default",
427
"bold,underline,blink,standout"),
463
428
))
464
429
465
430
if urwid.supports_unicode():
480
445
self.log = []
481
446
self.max_log_length = max_log_length
482
447
448
self.log_level = log_level
449
483
450
# We keep a reference to the log widget so we can remove it
484
451
# from the ListWalker without it getting destroyed
485
452
self.logbox = ConstrainedListBox(self.log)
497
464
498
465
self.busname = domain + '.Mandos'
499
466
self.main_loop = gobject.MainLoop()
500
self.bus = dbus.SystemBus()
501
mandos_dbus_objc = self.bus.get_object(
502
self.busname, "/", follow_name_owner_changes=True)
503
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
504
dbus_interface
505
= server_interface)
506
try:
507
mandos_clients = (self.mandos_serv
508
.GetAllClientsWithProperties())
509
except dbus.exceptions.DBusException:
510
mandos_clients = dbus.Dictionary()
511
512
(self.mandos_serv
513
.connect_to_signal("ClientRemoved",
514
self.find_and_remove_client,
515
dbus_interface=server_interface,
516
byte_arrays=True))
517
(self.mandos_serv
518
.connect_to_signal("ClientAdded",
519
self.add_new_client,
520
dbus_interface=server_interface,
521
byte_arrays=True))
522
(self.mandos_serv
523
.connect_to_signal("ClientNotFound",
524
self.client_not_found,
525
dbus_interface=server_interface,
526
byte_arrays=True))
527
for path, client in mandos_clients.iteritems():
528
client_proxy_object = self.bus.get_object(self.busname,
529
path)
530
self.add_client(MandosClientWidget(server_proxy_object
531
=self.mandos_serv,
532
proxy_object
533
=client_proxy_object,
534
properties=client,
535
update_hook
536
=self.refresh,
537
delete_hook
538
=self.remove_client,
539
logger
540
=self.log_message),
541
path=path)
542
467
543
468
def client_not_found(self, fingerprint, address):
544
self.log_message(("Client with address %s and fingerprint %s"
545
" could not be found" % (address,
546
fingerprint)))
469
self.log_message("Client with address {} and fingerprint {}"
470
" could not be found"
471
.format(address, fingerprint))
547
472
548
473
def rebuild(self):
549
474
"""This rebuilds the User Interface.
559
484
self.divider)))
560
485
if self.log_visible:
561
486
self.uilist.append(self.logbox)
562
pass
563
487
self.topwidget = urwid.Pile(self.uilist)
564
488
565
def log_message(self, message):
489
def log_message(self, message, level=1):
490
"""Log message formatted with timestamp"""
491
if level < self.log_level:
492
return
566
493
timestamp = datetime.datetime.now().isoformat()
567
self.log_message_raw(timestamp + ": " + message)
494
self.log_message_raw("{}: {}".format(timestamp, message),
495
level=level)
568
496
569
def log_message_raw(self, markup):
497
def log_message_raw(self, markup, level=1):
570
498
"""Add a log message to the log buffer."""
499
if level < self.log_level:
500
return
571
501
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
572
502
if (self.max_log_length
573
503
and len(self.log) > self.max_log_length):
580
510
"""Toggle visibility of the log buffer."""
581
511
self.log_visible = not self.log_visible
582
512
self.rebuild()
583
#self.log_message("Log visibility changed to: "
584
# + unicode(self.log_visible))
513
self.log_message("Log visibility changed to: {}"
514
.format(self.log_visible), level=0)
585
515
586
516
def change_log_display(self):
587
517
"""Change type of log display.
592
522
self.log_wrap = "clip"
593
523
for textwidget in self.log:
594
524
textwidget.set_wrap_mode(self.log_wrap)
595
#self.log_message("Wrap mode: " + self.log_wrap)
525
self.log_message("Wrap mode: {}".format(self.log_wrap),
526
level=0)
596
527
597
528
def find_and_remove_client(self, path, name):
598
529
"""Find a client by its object path and remove it.
603
534
client = self.clients_dict[path]
604
535
except KeyError:
605
536
# not found?
606
self.log_message("Unknown client %r (%r) removed", name,
607
path)
537
self.log_message("Unknown client {!r} ({!r}) removed"
538
.format(name, path))
608
539
return
609
540
client.delete()
610
541
627
558
if path is None:
628
559
path = client.proxy.object_path
629
560
self.clients_dict[path] = client
630
self.clients.sort(None, lambda c: c.properties["Name"])
561
self.clients.sort(key=lambda c: c.properties["Name"])
631
562
self.refresh()
632
563
633
564
def remove_client(self, client, path=None):
635
566
if path is None:
636
567
path = client.proxy.object_path
637
568
del self.clients_dict[path]
638
if not self.clients_dict:
639
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
640
# is completely emptied, we need to recreate it.
641
self.clients = urwid.SimpleListWalker([])
642
self.rebuild()
643
569
self.refresh()
644
570
645
571
def refresh(self):
649
575
650
576
def run(self):
651
577
"""Start the main loop and exit when it's done."""
578
self.bus = dbus.SystemBus()
579
mandos_dbus_objc = self.bus.get_object(
580
self.busname, "/", follow_name_owner_changes=True)
581
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
582
dbus_interface
583
= server_interface)
584
try:
585
mandos_clients = (self.mandos_serv
586
.GetAllClientsWithProperties())
587
if not mandos_clients:
588
self.log_message_raw(("bold", "Note: Server has no clients."))
589
except dbus.exceptions.DBusException:
590
self.log_message_raw(("bold", "Note: No Mandos server running."))
591
mandos_clients = dbus.Dictionary()
592
593
(self.mandos_serv
594
.connect_to_signal("ClientRemoved",
595
self.find_and_remove_client,
596
dbus_interface=server_interface,
597
byte_arrays=True))
598
(self.mandos_serv
599
.connect_to_signal("ClientAdded",
600
self.add_new_client,
601
dbus_interface=server_interface,
602
byte_arrays=True))
603
(self.mandos_serv
604
.connect_to_signal("ClientNotFound",
605
self.client_not_found,
606
dbus_interface=server_interface,
607
byte_arrays=True))
608
for path, client in mandos_clients.items():
609
client_proxy_object = self.bus.get_object(self.busname,
610
path)
611
self.add_client(MandosClientWidget(server_proxy_object
612
=self.mandos_serv,
613
proxy_object
614
=client_proxy_object,
615
properties=client,
616
update_hook
617
=self.refresh,
618
delete_hook
619
=self.remove_client,
620
logger
621
=self.log_message),
622
path=path)
623
652
624
self.refresh()
653
625
self._input_callback_tag = (gobject.io_add_watch
654
626
(sys.stdin.fileno(),
686
658
elif key == "window resize":
687
659
self.size = self.screen.get_cols_rows()
688
660
self.refresh()
689
elif key == "\f": # Ctrl-L
661
elif key == "ctrl l":
662
self.screen.clear()
690
663
self.refresh()
691
664
elif key == "l" or key == "D":
692
665
self.toggle_log_display()
704
677
"?: Help",
705
678
"l: Log window toggle",
706
679
"TAB: Switch window",
707
"w: Wrap (log)"))))
680
"w: Wrap (log lines)",
681
"v: Toggle verbose log",
682
))))
708
683
self.log_message_raw(("bold",
709
684
" "
710
685
.join(("Clients:",
723
698
else:
724
699
self.topwidget.set_focus(self.logbox)
725
700
self.refresh()
701
elif key == "v":
702
if self.log_level == 0:
703
self.log_level = 1
704
self.log_message("Verbose mode: Off")
705
else:
706
self.log_level = 0
707
self.log_message("Verbose mode: On")
726
708
#elif (key == "end" or key == "meta >" or key == "G"
727
709
# or key == ">"):
728
710
# pass # xxx end-of-buffer
751
733
ui.run()
752
734
except KeyboardInterrupt:
753
735
ui.screen.stop()
754
except Exception, e:
755
ui.log_message(unicode(e))
736
except Exception as e:
737
ui.log_message(str(e))
756
738
ui.screen.stop()
757
739
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0