2
2
# -*- mode: python; coding: utf-8 -*-
4
# Mandos Monitor - Control and monitor the Mandos server
6
# Copyright © 2009-2011 Teddy Hogeborn
7
# Copyright © 2009-2011 Björn Påhlsson
9
# This program is free software: you can redistribute it and/or modify
10
# it under the terms of the GNU General Public License as published by
11
# the Free Software Foundation, either version 3 of the License, or
12
# (at your option) any later version.
14
# This program is distributed in the hope that it will be useful,
15
# but WITHOUT ANY WARRANTY; without even the implied warranty of
16
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17
# GNU General Public License for more details.
19
# You should have received a copy of the GNU General Public License
20
# along with this program. If not, see <http://www.gnu.org/licenses/>.
22
# Contact the authors at <mandos@recompile.se>.
4
from __future__ import division, absolute_import, with_statement
25
from __future__ import (division, absolute_import, print_function,
97
130
self.logger = logger
99
132
self._update_timer_callback_tag = None
133
self._update_timer_callback_lock = 0
100
134
self.last_checker_failed = False
102
136
# The widget shown normally
103
self._text_widget = urwid.Text(u"")
137
self._text_widget = urwid.Text("")
104
138
# The widget shown when we have focus
105
self._focus_text_widget = urwid.Text(u"")
139
self._focus_text_widget = urwid.Text("")
106
140
super(MandosClientWidget, self).__init__(
107
141
update_hook=update_hook, delete_hook=delete_hook,
110
144
self.opened = False
111
self.proxy.connect_to_signal(u"CheckerCompleted",
112
self.checker_completed,
115
self.proxy.connect_to_signal(u"CheckerStarted",
116
self.checker_started,
119
self.proxy.connect_to_signal(u"GotSecret",
123
self.proxy.connect_to_signal(u"Rejected",
127
146
last_checked_ok = isoformat_to_datetime(self.properties
129
148
if last_checked_ok is None:
130
149
self.last_checker_failed = True
133
152
- last_checked_ok)
134
153
> datetime.timedelta
136
self.properties["interval"]))
137
158
if self.last_checker_failed:
159
self.using_timer(True)
161
if self.need_approval:
162
self.using_timer(True)
164
self.match_objects = (
165
self.proxy.connect_to_signal("CheckerCompleted",
166
self.checker_completed,
169
self.proxy.connect_to_signal("CheckerStarted",
170
self.checker_started,
173
self.proxy.connect_to_signal("GotSecret",
177
self.proxy.connect_to_signal("NeedApproval",
181
self.proxy.connect_to_signal("Rejected",
185
#self.logger('Created client %s' % (self.properties["Name"]))
187
def property_changed(self, property=None, value=None):
188
super(self, MandosClientWidget).property_changed(property,
190
if property == "ApprovalPending":
191
using_timer(bool(value))
193
def using_timer(self, flag):
194
"""Call this method with True or False when timer should be
195
activated or deactivated.
197
old = self._update_timer_callback_lock
199
self._update_timer_callback_lock += 1
201
self._update_timer_callback_lock -= 1
202
if old == 0 and self._update_timer_callback_lock:
203
# Will update the shown timer value every second
138
204
self._update_timer_callback_tag = (gobject.timeout_add
140
206
self.update_timer))
207
elif old and self._update_timer_callback_lock == 0:
208
gobject.source_remove(self._update_timer_callback_tag)
209
self._update_timer_callback_tag = None
142
211
def checker_completed(self, exitstatus, condition, command):
143
212
if exitstatus == 0:
144
213
if self.last_checker_failed:
145
214
self.last_checker_failed = False
146
gobject.source_remove(self._update_timer_callback_tag)
147
self._update_timer_callback_tag = None
148
self.logger(u'Checker for client %s (command "%s")'
150
% (self.properties[u"name"], command))
215
self.using_timer(False)
216
#self.logger('Checker for client %s (command "%s")'
218
# % (self.properties["Name"], command))
154
222
if not self.last_checker_failed:
155
223
self.last_checker_failed = True
156
self._update_timer_callback_tag = (gobject.timeout_add
224
self.using_timer(True)
159
225
if os.WIFEXITED(condition):
160
self.logger(u'Checker for client %s (command "%s")'
161
u' failed with exit code %s'
162
% (self.properties[u"name"], command,
226
self.logger('Checker for client %s (command "%s")'
227
' failed with exit code %s'
228
% (self.properties["Name"], command,
163
229
os.WEXITSTATUS(condition)))
164
230
elif os.WIFSIGNALED(condition):
165
self.logger(u'Checker for client %s (command "%s")'
166
u' was killed by signal %s'
167
% (self.properties[u"name"], command,
231
self.logger('Checker for client %s (command "%s")'
232
' was killed by signal %s'
233
% (self.properties["Name"], command,
168
234
os.WTERMSIG(condition)))
169
235
elif os.WCOREDUMP(condition):
170
self.logger(u'Checker for client %s (command "%s")'
172
% (self.properties[u"name"], command))
236
self.logger('Checker for client %s (command "%s")'
238
% (self.properties["Name"], command))
174
self.logger(u'Checker for client %s completed mysteriously')
240
self.logger('Checker for client %s completed'
177
244
def checker_started(self, command):
178
self.logger(u'Client %s started checker "%s"'
179
% (self.properties[u"name"], unicode(command)))
245
#self.logger('Client %s started checker "%s"'
246
# % (self.properties["Name"], unicode(command)))
181
249
def got_secret(self):
182
self.logger(u'Client %s received its secret'
183
% self.properties[u"name"])
186
self.logger(u'Client %s was rejected'
187
% self.properties[u"name"])
250
self.last_checker_failed = False
251
self.logger('Client %s received its secret'
252
% self.properties["Name"])
254
def need_approval(self, timeout, default):
256
message = 'Client %s needs approval within %s seconds'
258
message = 'Client %s will get its secret in %s seconds'
260
% (self.properties["Name"], timeout/1000))
261
self.using_timer(True)
263
def rejected(self, reason):
264
self.logger('Client %s was rejected; reason: %s'
265
% (self.properties["Name"], reason))
189
267
def selectable(self):
190
268
"""Make this a "selectable" widget.
191
269
This overrides the method from urwid.FlowWidget."""
194
def rows(self, (maxcol,), focus=False):
272
def rows(self, maxcolrow, focus=False):
195
273
"""How many rows this widget will occupy might depend on
196
274
whether we have focus or not.
197
275
This overrides the method from urwid.FlowWidget"""
198
return self.current_widget(focus).rows((maxcol,), focus=focus)
276
return self.current_widget(focus).rows(maxcolrow, focus=focus)
200
278
def current_widget(self, focus=False):
201
279
if focus or self.opened:
205
283
def update(self):
206
284
"Called when what is visible on the screen should be updated."
207
285
# How to add standout mode to a style
208
with_standout = { u"normal": u"standout",
209
u"bold": u"bold-standout",
211
u"underline-blink-standout",
212
u"bold-underline-blink":
213
u"bold-underline-blink-standout",
286
with_standout = { "normal": "standout",
287
"bold": "bold-standout",
289
"underline-blink-standout",
290
"bold-underline-blink":
291
"bold-underline-blink-standout",
216
294
# Rebuild focus and non-focus widgets using current properties
217
self._text = (u'%(name)s: %(enabled)s%(timer)s'
218
% { u"name": self.properties[u"name"],
221
if self.properties[u"enabled"]
223
u"timer": (unicode(datetime.timedelta
229
- isoformat_to_datetime
230
(max((self.properties
235
self.properties[u"last_enabled"]))))
236
if (self.last_checker_failed
296
# Base part of a client. Name!
298
% {"name": self.properties["Name"]})
299
if not self.properties["Enabled"]:
301
elif self.properties["ApprovalPending"]:
302
timeout = datetime.timedelta(milliseconds
305
last_approval_request = isoformat_to_datetime(
306
self.properties["LastApprovalRequest"])
307
if last_approval_request is not None:
308
timer = timeout - (datetime.datetime.utcnow()
309
- last_approval_request)
311
timer = datetime.timedelta()
312
if self.properties["ApprovedByDefault"]:
313
message = "Approval in %s. (d)eny?"
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
319
expires = self.properties["Expires"]
321
timer = datetime.timedelta(0)
323
expires = datetime.datetime.strptime(expires,
324
'%Y-%m-%dT%H:%M:%S.%f')
325
timer = expires - datetime.datetime.utcnow()
326
message = ('A checker has failed! Time until client'
328
% unicode(timer).rsplit(".", 1)[0])
331
self._text = "%s%s" % (base, message)
240
333
if not urwid.supports_unicode():
241
334
self._text = self._text.encode("ascii", "replace")
242
textlist = [(u"normal", self._text)]
335
textlist = [("normal", self._text)]
243
336
self._text_widget.set_text(textlist)
244
337
self._focus_text_widget.set_text([(with_standout[text[0]],
254
347
self.update_hook()
256
349
def update_timer(self):
350
"""called by gobject. Will indefinitely loop until
351
gobject.source_remove() on tag is called"""
259
353
return True # Keep calling this
355
def delete(self, *args, **kwargs):
262
356
if self._update_timer_callback_tag is not None:
263
357
gobject.source_remove(self._update_timer_callback_tag)
264
358
self._update_timer_callback_tag = None
359
for match in self.match_objects:
361
self.match_objects = ()
265
362
if self.delete_hook is not None:
266
363
self.delete_hook(self)
364
return super(MandosClientWidget, self).delete(*args, **kwargs)
268
def render(self, (maxcol,), focus=False):
366
def render(self, maxcolrow, focus=False):
269
367
"""Render differently if we have focus.
270
368
This overrides the method from urwid.FlowWidget"""
271
return self.current_widget(focus).render((maxcol,),
369
return self.current_widget(focus).render(maxcolrow,
274
def keypress(self, (maxcol,), key):
372
def keypress(self, maxcolrow, key):
276
374
This overrides the method from urwid.FlowWidget"""
277
if key == u"e" or key == u"+":
279
elif key == u"d" or key == u"-":
281
elif key == u"r" or key == u"_" or key == u"ctrl k":
376
self.proxy.Enable(dbus_interface = client_interface,
379
self.proxy.Disable(dbus_interface = client_interface,
382
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
383
dbus_interface = client_interface,
386
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
387
dbus_interface = client_interface,
389
elif key == "R" or key == "_" or key == "ctrl k":
282
390
self.server_proxy_object.RemoveClient(self.proxy
285
self.proxy.StartChecker()
287
self.proxy.StopChecker()
289
self.proxy.CheckedOK()
394
self.proxy.StartChecker(dbus_interface = client_interface,
397
self.proxy.StopChecker(dbus_interface = client_interface,
400
self.proxy.CheckedOK(dbus_interface = client_interface,
291
# elif key == u"p" or key == "=":
403
# elif key == "p" or key == "=":
292
404
# self.proxy.pause()
293
# elif key == u"u" or key == ":":
405
# elif key == "u" or key == ":":
294
406
# self.proxy.unpause()
295
# elif key == u"RET":
331
443
self.screen = urwid.curses_display.Screen()
333
445
self.screen.register_palette((
335
u"default", u"default", None),
337
u"default", u"default", u"bold"),
339
u"default", u"default", u"underline"),
341
u"default", u"default", u"standout"),
342
(u"bold-underline-blink",
343
u"default", u"default", (u"bold", u"underline")),
345
u"default", u"default", (u"bold", u"standout")),
346
(u"underline-blink-standout",
347
u"default", u"default", (u"underline", u"standout")),
348
(u"bold-underline-blink-standout",
349
u"default", u"default", (u"bold", u"underline",
447
"default", "default", None),
449
"default", "default", "bold"),
451
"default", "default", "underline"),
453
"default", "default", "standout"),
454
("bold-underline-blink",
455
"default", "default", ("bold", "underline")),
457
"default", "default", ("bold", "standout")),
458
("underline-blink-standout",
459
"default", "default", ("underline", "standout")),
460
("bold-underline-blink-standout",
461
"default", "default", ("bold", "underline",
353
465
if urwid.supports_unicode():
354
self.divider = u"─" # \u2500
355
#self.divider = u"━" # \u2501
466
self.divider = "─" # \u2500
467
#self.divider = "━" # \u2501
357
#self.divider = u"-" # \u002d
358
self.divider = u"_" # \u005f
469
#self.divider = "-" # \u002d
470
self.divider = "_" # \u005f
360
472
self.screen.start()
375
487
# This keeps track of whether self.uilist currently has
376
488
# self.logbox in it or not
377
489
self.log_visible = True
378
self.log_wrap = u"any"
490
self.log_wrap = "any"
381
self.log_message_raw((u"bold",
382
u"Mandos Monitor version " + version))
383
self.log_message_raw((u"bold",
493
self.log_message_raw(("bold",
494
"Mandos Monitor version " + version))
495
self.log_message_raw(("bold",
386
498
self.busname = domain + '.Mandos'
387
499
self.main_loop = gobject.MainLoop()
388
500
self.bus = dbus.SystemBus()
389
501
mandos_dbus_objc = self.bus.get_object(
390
self.busname, u"/", follow_name_owner_changes=True)
502
self.busname, "/", follow_name_owner_changes=True)
391
503
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
393
505
= server_interface)
458
573
and len(self.log) > self.max_log_length):
459
574
del self.log[0:len(self.log)-self.max_log_length-1]
460
575
self.logbox.set_focus(len(self.logbox.body.contents),
461
coming_from=u"above")
464
579
def toggle_log_display(self):
465
580
"""Toggle visibility of the log buffer."""
466
581
self.log_visible = not self.log_visible
468
self.log_message(u"Log visibility changed to: "
469
+ unicode(self.log_visible))
583
#self.log_message("Log visibility changed to: "
584
# + unicode(self.log_visible))
471
586
def change_log_display(self):
472
587
"""Change type of log display.
473
588
Currently, this toggles wrapping of text lines."""
474
if self.log_wrap == u"clip":
475
self.log_wrap = u"any"
589
if self.log_wrap == "clip":
590
self.log_wrap = "any"
477
self.log_wrap = u"clip"
592
self.log_wrap = "clip"
478
593
for textwidget in self.log:
479
594
textwidget.set_wrap_mode(self.log_wrap)
480
self.log_message(u"Wrap mode: " + self.log_wrap)
595
#self.log_message("Wrap mode: " + self.log_wrap)
482
597
def find_and_remove_client(self, path, name):
483
"""Find an client from its object path and remove it.
598
"""Find a client by its object path and remove it.
485
600
This is connected to the ClientRemoved signal from the
486
601
Mandos server object."""
563
680
except KeyError: # :-)
566
if key == u"q" or key == u"Q":
683
if key == "q" or key == "Q":
569
elif key == u"window resize":
686
elif key == "window resize":
570
687
self.size = self.screen.get_cols_rows()
572
elif key == u"\f": # Ctrl-L
689
elif key == "\f": # Ctrl-L
574
elif key == u"l" or key == u"D":
691
elif key == "l" or key == "D":
575
692
self.toggle_log_display()
577
elif key == u"w" or key == u"i":
694
elif key == "w" or key == "i":
578
695
self.change_log_display()
580
elif key == u"?" or key == u"f1" or key == u"esc":
697
elif key == "?" or key == "f1" or key == "esc":
581
698
if not self.log_visible:
582
699
self.log_visible = True
584
self.log_message_raw((u"bold",
588
u"l: Log window toggle",
589
u"TAB: Switch window",
591
self.log_message_raw((u"bold",
597
u"s: Start new checker",
701
self.log_message_raw(("bold",
705
"l: Log window toggle",
706
"TAB: Switch window",
708
self.log_message_raw(("bold",
714
"s: Start new checker",
602
721
if self.topwidget.get_focus() is self.logbox:
603
722
self.topwidget.set_focus(0)
605
724
self.topwidget.set_focus(self.logbox)
607
#elif (key == u"end" or key == u"meta >" or key == u"G"
726
#elif (key == "end" or key == "meta >" or key == "G"
609
728
# pass # xxx end-of-buffer
610
#elif (key == u"home" or key == u"meta <" or key == u"g"
729
#elif (key == "home" or key == "meta <" or key == "g"
612
731
# pass # xxx beginning-of-buffer
613
#elif key == u"ctrl e" or key == u"$":
732
#elif key == "ctrl e" or key == "$":
614
733
# pass # xxx move-end-of-line
615
#elif key == u"ctrl a" or key == u"^":
734
#elif key == "ctrl a" or key == "^":
616
735
# pass # xxx move-beginning-of-line
617
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
736
#elif key == "ctrl b" or key == "meta (" or key == "h":
618
737
# pass # xxx left
619
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
738
#elif key == "ctrl f" or key == "meta )" or key == "l":
620
739
# pass # xxx right
622
741
# pass # scroll up log
624
743
# pass # scroll down log
625
744
elif self.topwidget.selectable():
626
745
self.topwidget.keypress(self.size, key)