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@fukt.bsnet.se>.
25
from __future__ import division, absolute_import, print_function, unicode_literals
4
from __future__ import division, absolute_import, with_statement
123
102
self.logger = logger
125
104
self._update_timer_callback_tag = None
126
self._update_timer_callback_lock = 0
127
105
self.last_checker_failed = False
129
107
# The widget shown normally
130
self._text_widget = urwid.Text("")
108
self._text_widget = urwid.Text(u"")
131
109
# The widget shown when we have focus
132
self._focus_text_widget = urwid.Text("")
110
self._focus_text_widget = urwid.Text(u"")
133
111
super(MandosClientWidget, self).__init__(
134
112
update_hook=update_hook, delete_hook=delete_hook,
137
115
self.opened = False
116
self.proxy.connect_to_signal(u"CheckerCompleted",
117
self.checker_completed,
120
self.proxy.connect_to_signal(u"CheckerStarted",
121
self.checker_started,
124
self.proxy.connect_to_signal(u"GotSecret",
128
self.proxy.connect_to_signal(u"NeedApproval",
132
self.proxy.connect_to_signal(u"Rejected",
139
136
last_checked_ok = isoformat_to_datetime(self.properties
141
138
if last_checked_ok is None:
142
139
self.last_checker_failed = True
145
142
- last_checked_ok)
146
143
> datetime.timedelta
145
self.properties["interval"]))
151
146
if self.last_checker_failed:
152
self.using_timer(True)
154
if self.need_approval:
155
self.using_timer(True)
157
self.proxy.connect_to_signal("CheckerCompleted",
158
self.checker_completed,
161
self.proxy.connect_to_signal("CheckerStarted",
162
self.checker_started,
165
self.proxy.connect_to_signal("GotSecret",
169
self.proxy.connect_to_signal("NeedApproval",
173
self.proxy.connect_to_signal("Rejected",
178
def property_changed(self, property=None, value=None):
179
super(self, MandosClientWidget).property_changed(property,
181
if property == "ApprovalPending":
182
using_timer(bool(value))
184
def using_timer(self, flag):
185
"""Call this method with True or False when timer should be
186
activated or deactivated.
188
old = self._update_timer_callback_lock
190
self._update_timer_callback_lock += 1
192
self._update_timer_callback_lock -= 1
193
if old == 0 and self._update_timer_callback_lock:
194
147
self._update_timer_callback_tag = (gobject.timeout_add
196
149
self.update_timer))
197
elif old and self._update_timer_callback_lock == 0:
198
gobject.source_remove(self._update_timer_callback_tag)
199
self._update_timer_callback_tag = None
201
151
def checker_completed(self, exitstatus, condition, command):
202
152
if exitstatus == 0:
203
153
if self.last_checker_failed:
204
154
self.last_checker_failed = False
205
self.using_timer(False)
206
#self.logger('Checker for client %s (command "%s")'
208
# % (self.properties["Name"], command))
155
gobject.source_remove(self._update_timer_callback_tag)
156
self._update_timer_callback_tag = None
157
self.logger(u'Checker for client %s (command "%s")'
159
% (self.properties[u"name"], command))
212
163
if not self.last_checker_failed:
213
164
self.last_checker_failed = True
214
self.using_timer(True)
165
self._update_timer_callback_tag = (gobject.timeout_add
215
168
if os.WIFEXITED(condition):
216
self.logger('Checker for client %s (command "%s")'
217
' failed with exit code %s'
218
% (self.properties["Name"], command,
169
self.logger(u'Checker for client %s (command "%s")'
170
u' failed with exit code %s'
171
% (self.properties[u"name"], command,
219
172
os.WEXITSTATUS(condition)))
220
173
elif os.WIFSIGNALED(condition):
221
self.logger('Checker for client %s (command "%s")'
222
' was killed by signal %s'
223
% (self.properties["Name"], command,
174
self.logger(u'Checker for client %s (command "%s")'
175
u' was killed by signal %s'
176
% (self.properties[u"name"], command,
224
177
os.WTERMSIG(condition)))
225
178
elif os.WCOREDUMP(condition):
226
self.logger('Checker for client %s (command "%s")'
228
% (self.properties["Name"], command))
179
self.logger(u'Checker for client %s (command "%s")'
181
% (self.properties[u"name"], command))
230
self.logger('Checker for client %s completed'
183
self.logger(u'Checker for client %s completed mysteriously')
234
186
def checker_started(self, command):
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
187
#self.logger(u'Client %s started checker "%s"'
188
# % (self.properties[u"name"], unicode(command)))
239
191
def got_secret(self):
240
192
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
193
self.logger(u'Client %s received its secret'
194
% self.properties[u"name"])
244
196
def need_approval(self, timeout, default):
246
message = 'Client %s needs approval within %s seconds'
198
message = u'Client %s needs approval within %s seconds'
248
message = 'Client %s will get its secret in %s seconds'
200
message = u'Client %s will get its secret in %s seconds'
249
201
self.logger(message
250
% (self.properties["Name"], timeout/1000))
251
self.using_timer(True)
202
% (self.properties[u"name"], timeout/1000))
253
204
def rejected(self, reason):
254
self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
205
self.logger(u'Client %s was rejected; reason: %s'
206
% (self.properties[u"name"], reason))
257
208
def selectable(self):
258
209
"""Make this a "selectable" widget.
259
210
This overrides the method from urwid.FlowWidget."""
262
def rows(self, maxcolrow, focus=False):
213
def rows(self, (maxcol,), focus=False):
263
214
"""How many rows this widget will occupy might depend on
264
215
whether we have focus or not.
265
216
This overrides the method from urwid.FlowWidget"""
266
return self.current_widget(focus).rows(maxcolrow, focus=focus)
217
return self.current_widget(focus).rows((maxcol,), focus=focus)
268
219
def current_widget(self, focus=False):
269
220
if focus or self.opened:
273
224
def update(self):
274
225
"Called when what is visible on the screen should be updated."
275
226
# How to add standout mode to a style
276
with_standout = { "normal": "standout",
277
"bold": "bold-standout",
279
"underline-blink-standout",
280
"bold-underline-blink":
281
"bold-underline-blink-standout",
227
with_standout = { u"normal": u"standout",
228
u"bold": u"bold-standout",
230
u"underline-blink-standout",
231
u"bold-underline-blink":
232
u"bold-underline-blink-standout",
284
235
# Rebuild focus and non-focus widgets using current properties
286
237
# Base part of a client. Name!
288
% {"name": self.properties["Name"]})
289
if not self.properties["Enabled"]:
291
elif self.properties["ApprovalPending"]:
292
timeout = datetime.timedelta(milliseconds
295
last_approval_request = isoformat_to_datetime(
296
self.properties["LastApprovalRequest"])
297
if last_approval_request is not None:
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
301
timer = datetime.timedelta()
302
if self.properties["ApprovedByDefault"]:
303
message = "Approval in %s. (d)eny?"
305
message = "Denial in %s. (a)pprove?"
306
message = message % unicode(timer).rsplit(".", 1)[0]
238
base = (u'%(name)s: '
239
% {u"name": self.properties[u"name"]})
240
if not self.properties[u"enabled"]:
241
message = u"DISABLED"
242
elif self.properties[u"approved_pending"]:
243
if self.properties[u"approved_by_default"]:
244
message = u"Connection established to client. (d)eny?"
246
message = u"Seeks approval to send secret. (a)pprove?"
307
247
elif self.last_checker_failed:
308
248
timeout = datetime.timedelta(milliseconds
249
= self.properties[u"timeout"])
311
250
last_ok = isoformat_to_datetime(
312
max((self.properties["LastCheckedOK"]
313
or self.properties["Created"]),
314
self.properties["LastEnabled"]))
251
max((self.properties["last_checked_ok"]
252
or self.properties["created"]),
253
self.properties[u"last_enabled"]))
315
254
timer = timeout - (datetime.datetime.utcnow() - last_ok)
316
message = ('A checker has failed! Time until client'
255
message = (u'A checker has failed! Time until client gets diabled: %s'
318
256
% unicode(timer).rsplit(".", 1)[0])
321
259
self._text = "%s%s" % (base, message)
323
261
if not urwid.supports_unicode():
324
262
self._text = self._text.encode("ascii", "replace")
325
textlist = [("normal", self._text)]
263
textlist = [(u"normal", self._text)]
326
264
self._text_widget.set_text(textlist)
327
265
self._focus_text_widget.set_text([(with_standout[text[0]],
348
286
if self.delete_hook is not None:
349
287
self.delete_hook(self)
351
def render(self, maxcolrow, focus=False):
289
def render(self, (maxcol,), focus=False):
352
290
"""Render differently if we have focus.
353
291
This overrides the method from urwid.FlowWidget"""
354
return self.current_widget(focus).render(maxcolrow,
292
return self.current_widget(focus).render((maxcol,),
357
def keypress(self, maxcolrow, key):
295
def keypress(self, (maxcol,), key):
359
297
This overrides the method from urwid.FlowWidget"""
361
299
self.proxy.Enable(dbus_interface = client_interface)
363
301
self.proxy.Disable(dbus_interface = client_interface)
365
303
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
366
304
dbus_interface = client_interface)
368
306
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
369
307
dbus_interface = client_interface)
370
elif key == "R" or key == "_" or key == "ctrl k":
308
elif key == u"r" or key == u"_" or key == u"ctrl k":
371
309
self.server_proxy_object.RemoveClient(self.proxy
374
312
self.proxy.StartChecker(dbus_interface = client_interface)
376
314
self.proxy.StopChecker(dbus_interface = client_interface)
378
316
self.proxy.CheckedOK(dbus_interface = client_interface)
380
# elif key == "p" or key == "=":
318
# elif key == u"p" or key == "=":
381
319
# self.proxy.pause()
382
# elif key == "u" or key == ":":
320
# elif key == u"u" or key == ":":
383
321
# self.proxy.unpause()
322
# elif key == u"RET":
325
# self.proxy.Approve(True)
327
# self.proxy.Approve(False)
420
362
self.screen = urwid.curses_display.Screen()
422
364
self.screen.register_palette((
424
"default", "default", None),
426
"default", "default", "bold"),
428
"default", "default", "underline"),
430
"default", "default", "standout"),
431
("bold-underline-blink",
432
"default", "default", ("bold", "underline")),
434
"default", "default", ("bold", "standout")),
435
("underline-blink-standout",
436
"default", "default", ("underline", "standout")),
437
("bold-underline-blink-standout",
438
"default", "default", ("bold", "underline",
366
u"default", u"default", None),
368
u"default", u"default", u"bold"),
370
u"default", u"default", u"underline"),
372
u"default", u"default", u"standout"),
373
(u"bold-underline-blink",
374
u"default", u"default", (u"bold", u"underline")),
376
u"default", u"default", (u"bold", u"standout")),
377
(u"underline-blink-standout",
378
u"default", u"default", (u"underline", u"standout")),
379
(u"bold-underline-blink-standout",
380
u"default", u"default", (u"bold", u"underline",
442
384
if urwid.supports_unicode():
443
self.divider = "─" # \u2500
444
#self.divider = "━" # \u2501
385
self.divider = u"─" # \u2500
386
#self.divider = u"━" # \u2501
446
#self.divider = "-" # \u002d
447
self.divider = "_" # \u005f
388
#self.divider = u"-" # \u002d
389
self.divider = u"_" # \u005f
449
391
self.screen.start()
464
406
# This keeps track of whether self.uilist currently has
465
407
# self.logbox in it or not
466
408
self.log_visible = True
467
self.log_wrap = "any"
409
self.log_wrap = u"any"
470
self.log_message_raw(("bold",
471
"Mandos Monitor version " + version))
472
self.log_message_raw(("bold",
412
self.log_message_raw((u"bold",
413
u"Mandos Monitor version " + version))
414
self.log_message_raw((u"bold",
475
417
self.busname = domain + '.Mandos'
476
418
self.main_loop = gobject.MainLoop()
477
419
self.bus = dbus.SystemBus()
478
420
mandos_dbus_objc = self.bus.get_object(
479
self.busname, "/", follow_name_owner_changes=True)
421
self.busname, u"/", follow_name_owner_changes=True)
480
422
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
482
424
= server_interface)
550
489
and len(self.log) > self.max_log_length):
551
490
del self.log[0:len(self.log)-self.max_log_length-1]
552
491
self.logbox.set_focus(len(self.logbox.body.contents),
492
coming_from=u"above")
556
495
def toggle_log_display(self):
557
496
"""Toggle visibility of the log buffer."""
558
497
self.log_visible = not self.log_visible
560
#self.log_message("Log visibility changed to: "
561
# + unicode(self.log_visible))
499
self.log_message(u"Log visibility changed to: "
500
+ unicode(self.log_visible))
563
502
def change_log_display(self):
564
503
"""Change type of log display.
565
504
Currently, this toggles wrapping of text lines."""
566
if self.log_wrap == "clip":
567
self.log_wrap = "any"
505
if self.log_wrap == u"clip":
506
self.log_wrap = u"any"
569
self.log_wrap = "clip"
508
self.log_wrap = u"clip"
570
509
for textwidget in self.log:
571
510
textwidget.set_wrap_mode(self.log_wrap)
572
#self.log_message("Wrap mode: " + self.log_wrap)
511
self.log_message(u"Wrap mode: " + self.log_wrap)
574
513
def find_and_remove_client(self, path, name):
575
514
"""Find an client from its object path and remove it.
655
594
except KeyError: # :-)
658
if key == "q" or key == "Q":
597
if key == u"q" or key == u"Q":
661
elif key == "window resize":
600
elif key == u"window resize":
662
601
self.size = self.screen.get_cols_rows()
664
elif key == "\f": # Ctrl-L
603
elif key == u"\f": # Ctrl-L
666
elif key == "l" or key == "D":
605
elif key == u"l" or key == u"D":
667
606
self.toggle_log_display()
669
elif key == "w" or key == "i":
608
elif key == u"w" or key == u"i":
670
609
self.change_log_display()
672
elif key == "?" or key == "f1" or key == "esc":
611
elif key == u"?" or key == u"f1" or key == u"esc":
673
612
if not self.log_visible:
674
613
self.log_visible = True
676
self.log_message_raw(("bold",
680
"l: Log window toggle",
681
"TAB: Switch window",
683
self.log_message_raw(("bold",
689
"s: Start new checker",
615
self.log_message_raw((u"bold",
619
u"l: Log window toggle",
620
u"TAB: Switch window",
622
self.log_message_raw((u"bold",
628
u"s: Start new checker",
696
635
if self.topwidget.get_focus() is self.logbox:
697
636
self.topwidget.set_focus(0)
699
638
self.topwidget.set_focus(self.logbox)
701
#elif (key == "end" or key == "meta >" or key == "G"
640
#elif (key == u"end" or key == u"meta >" or key == u"G"
703
642
# pass # xxx end-of-buffer
704
#elif (key == "home" or key == "meta <" or key == "g"
643
#elif (key == u"home" or key == u"meta <" or key == u"g"
706
645
# pass # xxx beginning-of-buffer
707
#elif key == "ctrl e" or key == "$":
646
#elif key == u"ctrl e" or key == u"$":
708
647
# pass # xxx move-end-of-line
709
#elif key == "ctrl a" or key == "^":
648
#elif key == u"ctrl a" or key == u"^":
710
649
# pass # xxx move-beginning-of-line
711
#elif key == "ctrl b" or key == "meta (" or key == "h":
650
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
712
651
# pass # xxx left
713
#elif key == "ctrl f" or key == "meta )" or key == "l":
652
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
714
653
# pass # xxx right
716
655
# pass # scroll up log
718
657
# pass # scroll down log
719
658
elif self.topwidget.selectable():
720
659
self.topwidget.keypress(self.size, key)