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- Committer: Björn Påhlsson
- Date: 2011-08-08 16:46:13 UTC
- mfrom: (492 trunk)
- mto: This revision was merged to the branch mainline in revision 497.
- Revision ID: belorn@fukt.bsnet.se-20110808164613-k5bplla57ofg2wa1
merge
- files removed:
- debian/mandos-client.examples
- network-hooks.d
- 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 © 2009-2014 Teddy Hogeborn
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# Copyright © 2009-2014 Björn Påhlsson
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# Copyright © 2009-2011 Teddy Hogeborn
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# Copyright © 2009-2011 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
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# <http://www.gnu.org/licenses/>.
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
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# Contact the authors at <mandos@fukt.bsnet.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:
29
from future_builtins import *
30
except ImportError:
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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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try:
43
import gobject
44
except ImportError:
45
from gi.repository import GObject as gobject
38
import gobject
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39
47
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import dbus
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41
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import UserList
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import locale
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if sys.version_info[0] == 2:
52
str = unicode
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54
46
locale.setlocale(locale.LC_ALL, '')
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47
56
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import logging
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49
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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# Some useful constants
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domain = 'se.recompile'
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domain = 'se.bsnet.fukt'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
63
version = "1.6.4"
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version = "1.3.1"
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# Always run in monochrome mode
58
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
61
# use for underline on its own, we make underline also always blink.
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urwid.curses_display.curses.A_UNDERLINE |= (
63
urwid.curses_display.curses.A_BLINK)
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def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
83
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properties and calls a hook function when any of them are
84
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changed.
85
85
"""
86
def __init__(self, proxy_object=None, properties=None, **kwargs):
86
def __init__(self, proxy_object=None, *args, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
88
self.properties = dict() if properties is None else properties
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self.properties = dict()
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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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self.property_changed,
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client_interface,
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byte_arrays=True))
94
95
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if properties is None:
96
self.properties.update(
97
self.proxy.GetAll(client_interface,
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dbus_interface
99
= dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
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def _property_changed(self, property, value):
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"""Helper which takes positional arguments"""
105
return self.property_changed(property=property, value=value)
96
self.properties.update(
97
self.proxy.GetAll(client_interface,
98
dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This breaks good super behaviour
101
# super(MandosClientPropertyCache, self).__init__(
102
# *args, **kwargs)
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def property_changed(self, property=None, value=None):
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105
"""This is called whenever we get a PropertyChanged signal
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# Update properties dict with new value
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self.properties[property] = value
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110
114
def delete(self):
111
def delete(self, *args, **kwargs):
115
112
self.property_changed_match.remove()
113
super(MandosClientPropertyCache, self).__init__(
114
*args, **kwargs)
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115
117
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118
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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,
123
delete_hook=None, logger=None, **kwargs):
122
delete_hook=None, logger=None, *args, **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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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("")
139
super(MandosClientWidget, self).__init__(**kwargs)
140
super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
142
*args, **kwargs)
140
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self.update()
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self.opened = False
142
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last_checked_ok = isoformat_to_datetime(self.properties
147
["LastCheckedOK"])
148
if last_checked_ok is None:
149
self.last_checker_failed = True
150
else:
151
self.last_checker_failed = ((datetime.datetime.utcnow()
152
- last_checked_ok)
153
> datetime.timedelta
154
(milliseconds=
155
self.properties
156
["Interval"]))
157
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if self.last_checker_failed:
159
self.using_timer(True)
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if self.need_approval:
162
self.using_timer(True)
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self.match_objects = (
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self.proxy.connect_to_signal("CheckerCompleted",
145
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self.checker_completed,
161
182
self.rejected,
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client_interface,
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byte_arrays=True))
164
#self.logger('Created client {0}'
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# .format(self.properties["Name"]))
185
#self.logger('Created client %s' % (self.properties["Name"]))
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def property_changed(self, property=None, value=None):
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super(self, MandosClientWidget).property_changed(property,
189
value)
190
if property == "ApprovalPending":
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using_timer(bool(value))
192
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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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"""
171
if flag and self._update_timer_callback_tag is None:
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# Will update the shown timer value every second
197
old = self._update_timer_callback_lock
198
if flag:
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self._update_timer_callback_lock += 1
200
else:
201
self._update_timer_callback_lock -= 1
202
if old == 0 and self._update_timer_callback_lock:
173
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self._update_timer_callback_tag = (gobject.timeout_add
174
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(1000,
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self.update_timer))
176
elif not (flag or self._update_timer_callback_tag is None):
206
elif old and self._update_timer_callback_lock == 0:
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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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def checker_completed(self, exitstatus, condition, command):
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if exitstatus == 0:
212
if self.last_checker_failed:
213
self.last_checker_failed = False
214
self.using_timer(False)
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#self.logger('Checker for client %s (command "%s")'
216
# ' was successful'
217
# % (self.properties["Name"], command))
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self.update()
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return
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# Checker failed
221
if not self.last_checker_failed:
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self.last_checker_failed = True
223
self.using_timer(True)
185
224
if os.WIFEXITED(condition):
186
self.logger('Checker for client {0} (command "{1}")'
187
' failed with exit code {2}'
188
.format(self.properties["Name"], command,
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os.WEXITSTATUS(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)))
190
229
elif os.WIFSIGNALED(condition):
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self.logger('Checker for client {0} (command "{1}") was'
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' killed by signal {2}'
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.format(self.properties["Name"], command,
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os.WTERMSIG(condition)))
230
self.logger('Checker for client %s (command "%s")'
231
' was killed by signal %s'
232
% (self.properties["Name"], command,
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os.WTERMSIG(condition)))
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elif os.WCOREDUMP(condition):
196
self.logger('Checker for client {0} (command "{1}")'
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self.logger('Checker for client %s (command "%s")'
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' dumped core'
198
.format(self.properties["Name"], command))
237
% (self.properties["Name"], command))
199
238
else:
200
self.logger('Checker for client {0} completed'
201
' mysteriously'
202
.format(self.properties["Name"]))
239
self.logger('Checker for client %s completed'
240
' mysteriously')
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self.update()
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def checker_started(self, command):
206
"""Server signals that a checker started. This could be useful
207
to log in the future. """
208
#self.logger('Client {0} started checker "{1}"'
209
# .format(self.properties["Name"],
210
# str(command)))
244
#self.logger('Client %s started checker "%s"'
245
# % (self.properties["Name"], unicode(command)))
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pass
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def got_secret(self):
214
self.logger('Client {0} received its secret'
215
.format(self.properties["Name"]))
249
self.last_checker_failed = False
250
self.logger('Client %s received its secret'
251
% self.properties["Name"])
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217
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def need_approval(self, timeout, default):
218
254
if not default:
219
message = 'Client {0} needs approval within {1} seconds'
255
message = 'Client %s needs approval within %s seconds'
220
256
else:
221
message = 'Client {0} will get its secret in {1} seconds'
222
self.logger(message.format(self.properties["Name"],
223
timeout/1000))
257
message = 'Client %s will get its secret in %s seconds'
258
self.logger(message
259
% (self.properties["Name"], timeout/1000))
260
self.using_timer(True)
224
261
225
262
def rejected(self, reason):
226
self.logger('Client {0} was rejected; reason: {1}'
227
.format(self.properties["Name"], reason))
263
self.logger('Client %s was rejected; reason: %s'
264
% (self.properties["Name"], reason))
228
265
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266
def selectable(self):
230
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"""Make this a "selectable" widget.
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289
"bold-underline-blink":
253
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"bold-underline-blink-standout",
254
291
}
255
292
256
293
# Rebuild focus and non-focus widgets using current properties
257
294
258
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# Base part of a client. Name!
259
base = '{name}: '.format(name=self.properties["Name"])
296
base = ('%(name)s: '
297
% {"name": self.properties["Name"]})
260
298
if not self.properties["Enabled"]:
261
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message = "DISABLED"
262
self.using_timer(False)
263
300
elif self.properties["ApprovalPending"]:
264
301
timeout = datetime.timedelta(milliseconds
265
302
= self.properties
267
304
last_approval_request = isoformat_to_datetime(
268
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self.properties["LastApprovalRequest"])
269
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if last_approval_request is not None:
270
timer = max(timeout - (datetime.datetime.utcnow()
271
- last_approval_request),
272
datetime.timedelta())
307
timer = timeout - (datetime.datetime.utcnow()
308
- last_approval_request)
273
309
else:
274
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timer = datetime.timedelta()
275
311
if self.properties["ApprovedByDefault"]:
276
message = "Approval in {0}. (d)eny?"
277
else:
278
message = "Denial in {0}. (a)pprove?"
279
message = message.format(str(timer).rsplit(".", 1)[0])
280
self.using_timer(True)
281
elif self.properties["LastCheckerStatus"] != 0:
282
# When checker has failed, show timer until client expires
283
expires = self.properties["Expires"]
284
if expires == "":
285
timer = datetime.timedelta(0)
286
else:
287
expires = (datetime.datetime.strptime
288
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
289
timer = max(expires - datetime.datetime.utcnow(),
290
datetime.timedelta())
312
message = "Approval in %s. (d)eny?"
313
else:
314
message = "Denial in %s. (a)pprove?"
315
message = message % unicode(timer).rsplit(".", 1)[0]
316
elif self.last_checker_failed:
317
timeout = datetime.timedelta(milliseconds
318
= self.properties
319
["Timeout"])
320
last_ok = isoformat_to_datetime(
321
max((self.properties["LastCheckedOK"]
322
or self.properties["Created"]),
323
self.properties["LastEnabled"]))
324
timer = timeout - (datetime.datetime.utcnow() - last_ok)
291
325
message = ('A checker has failed! Time until client'
292
' gets disabled: {0}'
293
.format(str(timer).rsplit(".", 1)[0]))
294
self.using_timer(True)
326
' gets disabled: %s'
327
% unicode(timer).rsplit(".", 1)[0])
295
328
else:
296
329
message = "enabled"
297
self.using_timer(False)
298
self._text = "{0}{1}".format(base, message)
299
330
self._text = "%s%s" % (base, message)
331
300
332
if not urwid.supports_unicode():
301
333
self._text = self._text.encode("ascii", "replace")
302
334
textlist = [("normal", self._text)]
314
346
self.update_hook()
315
347
316
348
def update_timer(self):
317
"""called by gobject. Will indefinitely loop until
318
gobject.source_remove() on tag is called"""
349
"called by gobject"
319
350
self.update()
320
351
return True # Keep calling this
321
352
322
def delete(self, **kwargs):
353
def delete(self, *args, **kwargs):
323
354
if self._update_timer_callback_tag is not None:
324
355
gobject.source_remove(self._update_timer_callback_tag)
325
356
self._update_timer_callback_tag = None
328
359
self.match_objects = ()
329
360
if self.delete_hook is not None:
330
361
self.delete_hook(self)
331
return super(MandosClientWidget, self).delete(**kwargs)
362
return super(MandosClientWidget, self).delete(*args, **kwargs)
332
363
333
364
def render(self, maxcolrow, focus=False):
334
365
"""Render differently if we have focus.
376
407
else:
377
408
return key
378
409
379
def property_changed(self, property=None, **kwargs):
410
def property_changed(self, property=None, value=None,
411
*args, **kwargs):
380
412
"""Call self.update() if old value is not new value.
381
413
This overrides the method from MandosClientPropertyCache"""
382
property_name = str(property)
414
property_name = unicode(property)
383
415
old_value = self.properties.get(property_name)
384
416
super(MandosClientWidget, self).property_changed(
385
property=property, **kwargs)
417
property=property, value=value, *args, **kwargs)
386
418
if self.properties.get(property_name) != old_value:
387
419
self.update()
388
420
392
424
"down" key presses, thus not allowing any containing widgets to
393
425
use them as an excuse to shift focus away from this widget.
394
426
"""
395
def keypress(self, *args, **kwargs):
396
ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
427
def keypress(self, maxcolrow, key):
428
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
397
429
if ret in ("up", "down"):
398
430
return
399
431
return ret
412
444
("normal",
413
445
"default", "default", None),
414
446
("bold",
415
"bold", "default", "bold"),
447
"default", "default", "bold"),
416
448
("underline-blink",
417
"underline,blink", "default", "underline,blink"),
449
"default", "default", "underline"),
418
450
("standout",
419
"standout", "default", "standout"),
451
"default", "default", "standout"),
420
452
("bold-underline-blink",
421
"bold,underline,blink", "default", "bold,underline,blink"),
453
"default", "default", ("bold", "underline")),
422
454
("bold-standout",
423
"bold,standout", "default", "bold,standout"),
455
"default", "default", ("bold", "standout")),
424
456
("underline-blink-standout",
425
"underline,blink,standout", "default",
426
"underline,blink,standout"),
457
"default", "default", ("underline", "standout")),
427
458
("bold-underline-blink-standout",
428
"bold,underline,blink,standout", "default",
429
"bold,underline,blink,standout"),
459
"default", "default", ("bold", "underline",
460
"standout")),
430
461
))
431
462
432
463
if urwid.supports_unicode():
464
495
465
496
self.busname = domain + '.Mandos'
466
497
self.main_loop = gobject.MainLoop()
498
self.bus = dbus.SystemBus()
499
mandos_dbus_objc = self.bus.get_object(
500
self.busname, "/", follow_name_owner_changes=True)
501
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
502
dbus_interface
503
= server_interface)
504
try:
505
mandos_clients = (self.mandos_serv
506
.GetAllClientsWithProperties())
507
except dbus.exceptions.DBusException:
508
mandos_clients = dbus.Dictionary()
509
510
(self.mandos_serv
511
.connect_to_signal("ClientRemoved",
512
self.find_and_remove_client,
513
dbus_interface=server_interface,
514
byte_arrays=True))
515
(self.mandos_serv
516
.connect_to_signal("ClientAdded",
517
self.add_new_client,
518
dbus_interface=server_interface,
519
byte_arrays=True))
520
(self.mandos_serv
521
.connect_to_signal("ClientNotFound",
522
self.client_not_found,
523
dbus_interface=server_interface,
524
byte_arrays=True))
525
for path, client in mandos_clients.iteritems():
526
client_proxy_object = self.bus.get_object(self.busname,
527
path)
528
self.add_client(MandosClientWidget(server_proxy_object
529
=self.mandos_serv,
530
proxy_object
531
=client_proxy_object,
532
properties=client,
533
update_hook
534
=self.refresh,
535
delete_hook
536
=self.remove_client,
537
logger
538
=self.log_message),
539
path=path)
467
540
468
541
def client_not_found(self, fingerprint, address):
469
self.log_message("Client with address {0} and fingerprint"
470
" {1} could not be found"
471
.format(address, fingerprint))
542
self.log_message(("Client with address %s and fingerprint %s"
543
" could not be found" % (address,
544
fingerprint)))
472
545
473
546
def rebuild(self):
474
547
"""This rebuilds the User Interface.
484
557
self.divider)))
485
558
if self.log_visible:
486
559
self.uilist.append(self.logbox)
560
pass
487
561
self.topwidget = urwid.Pile(self.uilist)
488
562
489
563
def log_message(self, message):
490
"""Log message formatted with timestamp"""
491
564
timestamp = datetime.datetime.now().isoformat()
492
565
self.log_message_raw(timestamp + ": " + message)
493
566
506
579
self.log_visible = not self.log_visible
507
580
self.rebuild()
508
581
#self.log_message("Log visibility changed to: "
509
# + str(self.log_visible))
582
# + unicode(self.log_visible))
510
583
511
584
def change_log_display(self):
512
585
"""Change type of log display.
528
601
client = self.clients_dict[path]
529
602
except KeyError:
530
603
# not found?
531
self.log_message("Unknown client {0!r} ({1!r}) removed"
532
.format(name, path))
604
self.log_message("Unknown client %r (%r) removed", name,
605
path)
533
606
return
534
607
client.delete()
535
608
552
625
if path is None:
553
626
path = client.proxy.object_path
554
627
self.clients_dict[path] = client
555
self.clients.sort(key=lambda c: c.properties["Name"])
628
self.clients.sort(None, lambda c: c.properties["Name"])
556
629
self.refresh()
557
630
558
631
def remove_client(self, client, path=None):
560
633
if path is None:
561
634
path = client.proxy.object_path
562
635
del self.clients_dict[path]
636
if not self.clients_dict:
637
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
638
# is completely emptied, we need to recreate it.
639
self.clients = urwid.SimpleListWalker([])
640
self.rebuild()
563
641
self.refresh()
564
642
565
643
def refresh(self):
569
647
570
648
def run(self):
571
649
"""Start the main loop and exit when it's done."""
572
self.bus = dbus.SystemBus()
573
mandos_dbus_objc = self.bus.get_object(
574
self.busname, "/", follow_name_owner_changes=True)
575
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
576
dbus_interface
577
= server_interface)
578
try:
579
mandos_clients = (self.mandos_serv
580
.GetAllClientsWithProperties())
581
if not mandos_clients:
582
self.log_message_raw(("bold", "Note: Server has no clients."))
583
except dbus.exceptions.DBusException:
584
self.log_message_raw(("bold", "Note: No Mandos server running."))
585
mandos_clients = dbus.Dictionary()
586
587
(self.mandos_serv
588
.connect_to_signal("ClientRemoved",
589
self.find_and_remove_client,
590
dbus_interface=server_interface,
591
byte_arrays=True))
592
(self.mandos_serv
593
.connect_to_signal("ClientAdded",
594
self.add_new_client,
595
dbus_interface=server_interface,
596
byte_arrays=True))
597
(self.mandos_serv
598
.connect_to_signal("ClientNotFound",
599
self.client_not_found,
600
dbus_interface=server_interface,
601
byte_arrays=True))
602
for path, client in mandos_clients.items():
603
client_proxy_object = self.bus.get_object(self.busname,
604
path)
605
self.add_client(MandosClientWidget(server_proxy_object
606
=self.mandos_serv,
607
proxy_object
608
=client_proxy_object,
609
properties=client,
610
update_hook
611
=self.refresh,
612
delete_hook
613
=self.remove_client,
614
logger
615
=self.log_message),
616
path=path)
617
618
650
self.refresh()
619
651
self._input_callback_tag = (gobject.io_add_watch
620
652
(sys.stdin.fileno(),
717
749
ui.run()
718
750
except KeyboardInterrupt:
719
751
ui.screen.stop()
720
except Exception as e:
721
ui.log_message(str(e))
752
except Exception, e:
753
ui.log_message(unicode(e))
722
754
ui.screen.stop()
723
755
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0