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>.
4
from __future__ import division, absolute_import, with_statement
25
from __future__ import division, absolute_import, print_function, unicode_literals
102
123
self.logger = logger
104
125
self._update_timer_callback_tag = None
126
self._update_timer_callback_lock = 0
105
127
self.last_checker_failed = False
107
129
# The widget shown normally
108
self._text_widget = urwid.Text(u"")
130
self._text_widget = urwid.Text("")
109
131
# The widget shown when we have focus
110
self._focus_text_widget = urwid.Text(u"")
132
self._focus_text_widget = urwid.Text("")
111
133
super(MandosClientWidget, self).__init__(
112
134
update_hook=update_hook, delete_hook=delete_hook,
115
137
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",
136
139
last_checked_ok = isoformat_to_datetime(self.properties
138
141
if last_checked_ok is None:
139
142
self.last_checker_failed = True
143
146
> datetime.timedelta
147
151
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:
148
194
self._update_timer_callback_tag = (gobject.timeout_add
150
196
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
152
201
def checker_completed(self, exitstatus, condition, command):
153
202
if exitstatus == 0:
154
203
if self.last_checker_failed:
155
204
self.last_checker_failed = False
156
gobject.source_remove(self._update_timer_callback_tag)
157
self._update_timer_callback_tag = None
158
#self.logger(u'Checker for client %s (command "%s")'
160
# % (self.properties[u"Name"], command))
205
self.using_timer(False)
206
#self.logger('Checker for client %s (command "%s")'
208
# % (self.properties["Name"], command))
164
212
if not self.last_checker_failed:
165
213
self.last_checker_failed = True
166
self._update_timer_callback_tag = (gobject.timeout_add
214
self.using_timer(True)
169
215
if os.WIFEXITED(condition):
170
self.logger(u'Checker for client %s (command "%s")'
171
u' failed with exit code %s'
172
% (self.properties[u"Name"], command,
216
self.logger('Checker for client %s (command "%s")'
217
' failed with exit code %s'
218
% (self.properties["Name"], command,
173
219
os.WEXITSTATUS(condition)))
174
220
elif os.WIFSIGNALED(condition):
175
self.logger(u'Checker for client %s (command "%s")'
176
u' was killed by signal %s'
177
% (self.properties[u"Name"], command,
221
self.logger('Checker for client %s (command "%s")'
222
' was killed by signal %s'
223
% (self.properties["Name"], command,
178
224
os.WTERMSIG(condition)))
179
225
elif os.WCOREDUMP(condition):
180
self.logger(u'Checker for client %s (command "%s")'
182
% (self.properties[u"Name"], command))
226
self.logger('Checker for client %s (command "%s")'
228
% (self.properties["Name"], command))
184
self.logger(u'Checker for client %s completed'
230
self.logger('Checker for client %s completed'
188
234
def checker_started(self, command):
189
#self.logger(u'Client %s started checker "%s"'
190
# % (self.properties[u"Name"], unicode(command)))
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
193
239
def got_secret(self):
194
240
self.last_checker_failed = False
195
self.logger(u'Client %s received its secret'
196
% self.properties[u"Name"])
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
198
244
def need_approval(self, timeout, default):
200
message = u'Client %s needs approval within %s seconds'
246
message = 'Client %s needs approval within %s seconds'
202
message = u'Client %s will get its secret in %s seconds'
248
message = 'Client %s will get its secret in %s seconds'
203
249
self.logger(message
204
% (self.properties[u"Name"], timeout/1000))
250
% (self.properties["Name"], timeout/1000))
251
self.using_timer(True)
206
253
def rejected(self, reason):
207
self.logger(u'Client %s was rejected; reason: %s'
208
% (self.properties[u"Name"], reason))
254
self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
210
257
def selectable(self):
211
258
"""Make this a "selectable" widget.
212
259
This overrides the method from urwid.FlowWidget."""
215
def rows(self, (maxcol,), focus=False):
262
def rows(self, maxcolrow, focus=False):
216
263
"""How many rows this widget will occupy might depend on
217
264
whether we have focus or not.
218
265
This overrides the method from urwid.FlowWidget"""
219
return self.current_widget(focus).rows((maxcol,), focus=focus)
266
return self.current_widget(focus).rows(maxcolrow, focus=focus)
221
268
def current_widget(self, focus=False):
222
269
if focus or self.opened:
226
273
def update(self):
227
274
"Called when what is visible on the screen should be updated."
228
275
# How to add standout mode to a style
229
with_standout = { u"normal": u"standout",
230
u"bold": u"bold-standout",
232
u"underline-blink-standout",
233
u"bold-underline-blink":
234
u"bold-underline-blink-standout",
276
with_standout = { "normal": "standout",
277
"bold": "bold-standout",
279
"underline-blink-standout",
280
"bold-underline-blink":
281
"bold-underline-blink-standout",
237
284
# Rebuild focus and non-focus widgets using current properties
239
286
# Base part of a client. Name!
240
base = (u'%(name)s: '
241
% {u"name": self.properties[u"Name"]})
242
if not self.properties[u"Enabled"]:
243
message = u"DISABLED"
244
elif self.properties[u"ApprovalPending"]:
245
if self.properties[u"ApprovedByDefault"]:
246
message = u"Connection established to client. (d)eny?"
248
message = u"Seeks approval to send secret. (a)pprove?"
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]
249
307
elif self.last_checker_failed:
250
308
timeout = datetime.timedelta(milliseconds
251
309
= self.properties
253
311
last_ok = isoformat_to_datetime(
254
max((self.properties[u"LastCheckedOK"]
255
or self.properties[u"Created"]),
256
self.properties[u"LastEnabled"]))
312
max((self.properties["LastCheckedOK"]
313
or self.properties["Created"]),
314
self.properties["LastEnabled"]))
257
315
timer = timeout - (datetime.datetime.utcnow() - last_ok)
258
message = (u'A checker has failed! Time until client'
316
message = ('A checker has failed! Time until client'
260
318
% unicode(timer).rsplit(".", 1)[0])
263
321
self._text = "%s%s" % (base, message)
265
323
if not urwid.supports_unicode():
266
324
self._text = self._text.encode("ascii", "replace")
267
textlist = [(u"normal", self._text)]
325
textlist = [("normal", self._text)]
268
326
self._text_widget.set_text(textlist)
269
327
self._focus_text_widget.set_text([(with_standout[text[0]],
290
348
if self.delete_hook is not None:
291
349
self.delete_hook(self)
293
def render(self, (maxcol,), focus=False):
351
def render(self, maxcolrow, focus=False):
294
352
"""Render differently if we have focus.
295
353
This overrides the method from urwid.FlowWidget"""
296
return self.current_widget(focus).render((maxcol,),
354
return self.current_widget(focus).render(maxcolrow,
299
def keypress(self, (maxcol,), key):
357
def keypress(self, maxcolrow, key):
301
359
This overrides the method from urwid.FlowWidget"""
303
361
self.proxy.Enable(dbus_interface = client_interface)
305
363
self.proxy.Disable(dbus_interface = client_interface)
307
365
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
308
366
dbus_interface = client_interface)
310
368
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
311
369
dbus_interface = client_interface)
312
elif key == u"r" or key == u"_" or key == u"ctrl k":
370
elif key == "R" or key == "_" or key == "ctrl k":
313
371
self.server_proxy_object.RemoveClient(self.proxy
316
374
self.proxy.StartChecker(dbus_interface = client_interface)
318
376
self.proxy.StopChecker(dbus_interface = client_interface)
320
378
self.proxy.CheckedOK(dbus_interface = client_interface)
322
# elif key == u"p" or key == "=":
380
# elif key == "p" or key == "=":
323
381
# self.proxy.pause()
324
# elif key == u"u" or key == ":":
382
# elif key == "u" or key == ":":
325
383
# self.proxy.unpause()
326
# elif key == u"RET":
329
# self.proxy.Approve(True)
331
# self.proxy.Approve(False)
367
420
self.screen = urwid.curses_display.Screen()
369
422
self.screen.register_palette((
371
u"default", u"default", None),
373
u"default", u"default", u"bold"),
375
u"default", u"default", u"underline"),
377
u"default", u"default", u"standout"),
378
(u"bold-underline-blink",
379
u"default", u"default", (u"bold", u"underline")),
381
u"default", u"default", (u"bold", u"standout")),
382
(u"underline-blink-standout",
383
u"default", u"default", (u"underline", u"standout")),
384
(u"bold-underline-blink-standout",
385
u"default", u"default", (u"bold", u"underline",
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",
389
442
if urwid.supports_unicode():
390
self.divider = u"─" # \u2500
391
#self.divider = u"━" # \u2501
443
self.divider = "─" # \u2500
444
#self.divider = "━" # \u2501
393
#self.divider = u"-" # \u002d
394
self.divider = u"_" # \u005f
446
#self.divider = "-" # \u002d
447
self.divider = "_" # \u005f
396
449
self.screen.start()
411
464
# This keeps track of whether self.uilist currently has
412
465
# self.logbox in it or not
413
466
self.log_visible = True
414
self.log_wrap = u"any"
467
self.log_wrap = "any"
417
self.log_message_raw((u"bold",
418
u"Mandos Monitor version " + version))
419
self.log_message_raw((u"bold",
470
self.log_message_raw(("bold",
471
"Mandos Monitor version " + version))
472
self.log_message_raw(("bold",
422
475
self.busname = domain + '.Mandos'
423
476
self.main_loop = gobject.MainLoop()
424
477
self.bus = dbus.SystemBus()
425
478
mandos_dbus_objc = self.bus.get_object(
426
self.busname, u"/", follow_name_owner_changes=True)
479
self.busname, "/", follow_name_owner_changes=True)
427
480
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
429
482
= server_interface)
497
550
and len(self.log) > self.max_log_length):
498
551
del self.log[0:len(self.log)-self.max_log_length-1]
499
552
self.logbox.set_focus(len(self.logbox.body.contents),
500
coming_from=u"above")
503
556
def toggle_log_display(self):
504
557
"""Toggle visibility of the log buffer."""
505
558
self.log_visible = not self.log_visible
507
self.log_message(u"Log visibility changed to: "
508
+ unicode(self.log_visible))
560
#self.log_message("Log visibility changed to: "
561
# + unicode(self.log_visible))
510
563
def change_log_display(self):
511
564
"""Change type of log display.
512
565
Currently, this toggles wrapping of text lines."""
513
if self.log_wrap == u"clip":
514
self.log_wrap = u"any"
566
if self.log_wrap == "clip":
567
self.log_wrap = "any"
516
self.log_wrap = u"clip"
569
self.log_wrap = "clip"
517
570
for textwidget in self.log:
518
571
textwidget.set_wrap_mode(self.log_wrap)
519
self.log_message(u"Wrap mode: " + self.log_wrap)
572
#self.log_message("Wrap mode: " + self.log_wrap)
521
574
def find_and_remove_client(self, path, name):
522
575
"""Find an client from its object path and remove it.
602
655
except KeyError: # :-)
605
if key == u"q" or key == u"Q":
658
if key == "q" or key == "Q":
608
elif key == u"window resize":
661
elif key == "window resize":
609
662
self.size = self.screen.get_cols_rows()
611
elif key == u"\f": # Ctrl-L
664
elif key == "\f": # Ctrl-L
613
elif key == u"l" or key == u"D":
666
elif key == "l" or key == "D":
614
667
self.toggle_log_display()
616
elif key == u"w" or key == u"i":
669
elif key == "w" or key == "i":
617
670
self.change_log_display()
619
elif key == u"?" or key == u"f1" or key == u"esc":
672
elif key == "?" or key == "f1" or key == "esc":
620
673
if not self.log_visible:
621
674
self.log_visible = True
623
self.log_message_raw((u"bold",
627
u"l: Log window toggle",
628
u"TAB: Switch window",
630
self.log_message_raw((u"bold",
636
u"s: Start new checker",
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",
643
696
if self.topwidget.get_focus() is self.logbox:
644
697
self.topwidget.set_focus(0)
646
699
self.topwidget.set_focus(self.logbox)
648
#elif (key == u"end" or key == u"meta >" or key == u"G"
701
#elif (key == "end" or key == "meta >" or key == "G"
650
703
# pass # xxx end-of-buffer
651
#elif (key == u"home" or key == u"meta <" or key == u"g"
704
#elif (key == "home" or key == "meta <" or key == "g"
653
706
# pass # xxx beginning-of-buffer
654
#elif key == u"ctrl e" or key == u"$":
707
#elif key == "ctrl e" or key == "$":
655
708
# pass # xxx move-end-of-line
656
#elif key == u"ctrl a" or key == u"^":
709
#elif key == "ctrl a" or key == "^":
657
710
# pass # xxx move-beginning-of-line
658
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
711
#elif key == "ctrl b" or key == "meta (" or key == "h":
659
712
# pass # xxx left
660
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
713
#elif key == "ctrl f" or key == "meta )" or key == "l":
661
714
# pass # xxx right
663
716
# pass # scroll up log
665
718
# pass # scroll down log
666
719
elif self.topwidget.selectable():
667
720
self.topwidget.keypress(self.size, key)