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,
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:
138
203
self._update_timer_callback_tag = (gobject.timeout_add
140
205
self.update_timer))
206
elif old and self._update_timer_callback_lock == 0:
207
gobject.source_remove(self._update_timer_callback_tag)
208
self._update_timer_callback_tag = None
142
210
def checker_completed(self, exitstatus, condition, command):
143
211
if exitstatus == 0:
144
212
if self.last_checker_failed:
145
213
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))
214
self.using_timer(False)
215
#self.logger('Checker for client %s (command "%s")'
217
# % (self.properties["Name"], command))
154
221
if not self.last_checker_failed:
155
222
self.last_checker_failed = True
156
self._update_timer_callback_tag = (gobject.timeout_add
223
self.using_timer(True)
159
224
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,
225
self.logger('Checker for client %s (command "%s")'
226
' failed with exit code %s'
227
% (self.properties["Name"], command,
163
228
os.WEXITSTATUS(condition)))
164
229
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,
230
self.logger('Checker for client %s (command "%s")'
231
' was killed by signal %s'
232
% (self.properties["Name"], command,
168
233
os.WTERMSIG(condition)))
169
234
elif os.WCOREDUMP(condition):
170
self.logger(u'Checker for client %s (command "%s")'
172
% (self.properties[u"name"], command))
235
self.logger('Checker for client %s (command "%s")'
237
% (self.properties["Name"], command))
174
self.logger(u'Checker for client %s completed mysteriously')
239
self.logger('Checker for client %s completed'
177
243
def checker_started(self, command):
178
self.logger(u'Client %s started checker "%s"'
179
% (self.properties[u"name"], unicode(command)))
244
#self.logger('Client %s started checker "%s"'
245
# % (self.properties["Name"], unicode(command)))
181
248
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"])
249
self.last_checker_failed = False
250
self.logger('Client %s received its secret'
251
% self.properties["Name"])
253
def need_approval(self, timeout, default):
255
message = 'Client %s needs approval within %s seconds'
257
message = 'Client %s will get its secret in %s seconds'
259
% (self.properties["Name"], timeout/1000))
260
self.using_timer(True)
262
def rejected(self, reason):
263
self.logger('Client %s was rejected; reason: %s'
264
% (self.properties["Name"], reason))
189
266
def selectable(self):
190
267
"""Make this a "selectable" widget.
191
268
This overrides the method from urwid.FlowWidget."""
194
def rows(self, (maxcol,), focus=False):
271
def rows(self, maxcolrow, focus=False):
195
272
"""How many rows this widget will occupy might depend on
196
273
whether we have focus or not.
197
274
This overrides the method from urwid.FlowWidget"""
198
return self.current_widget(focus).rows((maxcol,), focus=focus)
275
return self.current_widget(focus).rows(maxcolrow, focus=focus)
200
277
def current_widget(self, focus=False):
201
278
if focus or self.opened:
205
282
def update(self):
206
283
"Called when what is visible on the screen should be updated."
207
284
# 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",
285
with_standout = { "normal": "standout",
286
"bold": "bold-standout",
288
"underline-blink-standout",
289
"bold-underline-blink":
290
"bold-underline-blink-standout",
216
293
# 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
295
# Base part of a client. Name!
297
% {"name": self.properties["Name"]})
298
if not self.properties["Enabled"]:
300
elif self.properties["ApprovalPending"]:
301
timeout = datetime.timedelta(milliseconds
304
last_approval_request = isoformat_to_datetime(
305
self.properties["LastApprovalRequest"])
306
if last_approval_request is not None:
307
timer = timeout - (datetime.datetime.utcnow()
308
- last_approval_request)
310
timer = datetime.timedelta()
311
if self.properties["ApprovedByDefault"]:
312
message = "Approval in %s. (d)eny?"
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
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)
325
message = ('A checker has failed! Time until client'
327
% unicode(timer).rsplit(".", 1)[0])
330
self._text = "%s%s" % (base, message)
240
332
if not urwid.supports_unicode():
241
333
self._text = self._text.encode("ascii", "replace")
242
textlist = [(u"normal", self._text)]
334
textlist = [("normal", self._text)]
243
335
self._text_widget.set_text(textlist)
244
336
self._focus_text_widget.set_text([(with_standout[text[0]],
259
351
return True # Keep calling this
353
def delete(self, *args, **kwargs):
262
354
if self._update_timer_callback_tag is not None:
263
355
gobject.source_remove(self._update_timer_callback_tag)
264
356
self._update_timer_callback_tag = None
357
for match in self.match_objects:
359
self.match_objects = ()
265
360
if self.delete_hook is not None:
266
361
self.delete_hook(self)
362
return super(MandosClientWidget, self).delete(*args, **kwargs)
268
def render(self, (maxcol,), focus=False):
364
def render(self, maxcolrow, focus=False):
269
365
"""Render differently if we have focus.
270
366
This overrides the method from urwid.FlowWidget"""
271
return self.current_widget(focus).render((maxcol,),
367
return self.current_widget(focus).render(maxcolrow,
274
def keypress(self, (maxcol,), key):
370
def keypress(self, maxcolrow, key):
276
372
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":
374
self.proxy.Enable(dbus_interface = client_interface,
377
self.proxy.Disable(dbus_interface = client_interface,
380
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
381
dbus_interface = client_interface,
384
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
385
dbus_interface = client_interface,
387
elif key == "R" or key == "_" or key == "ctrl k":
282
388
self.server_proxy_object.RemoveClient(self.proxy
285
self.proxy.StartChecker()
287
self.proxy.StopChecker()
289
self.proxy.CheckedOK()
392
self.proxy.StartChecker(dbus_interface = client_interface,
395
self.proxy.StopChecker(dbus_interface = client_interface,
398
self.proxy.CheckedOK(dbus_interface = client_interface,
291
# elif key == u"p" or key == "=":
401
# elif key == "p" or key == "=":
292
402
# self.proxy.pause()
293
# elif key == u"u" or key == ":":
403
# elif key == "u" or key == ":":
294
404
# self.proxy.unpause()
295
# elif key == u"RET":
331
441
self.screen = urwid.curses_display.Screen()
333
443
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",
445
"default", "default", None),
447
"default", "default", "bold"),
449
"default", "default", "underline"),
451
"default", "default", "standout"),
452
("bold-underline-blink",
453
"default", "default", ("bold", "underline")),
455
"default", "default", ("bold", "standout")),
456
("underline-blink-standout",
457
"default", "default", ("underline", "standout")),
458
("bold-underline-blink-standout",
459
"default", "default", ("bold", "underline",
353
463
if urwid.supports_unicode():
354
self.divider = u"─" # \u2500
355
#self.divider = u"━" # \u2501
464
self.divider = "─" # \u2500
465
#self.divider = "━" # \u2501
357
#self.divider = u"-" # \u002d
358
self.divider = u"_" # \u005f
467
#self.divider = "-" # \u002d
468
self.divider = "_" # \u005f
360
470
self.screen.start()
375
485
# This keeps track of whether self.uilist currently has
376
486
# self.logbox in it or not
377
487
self.log_visible = True
378
self.log_wrap = u"any"
488
self.log_wrap = "any"
381
self.log_message_raw((u"bold",
382
u"Mandos Monitor version " + version))
383
self.log_message_raw((u"bold",
491
self.log_message_raw(("bold",
492
"Mandos Monitor version " + version))
493
self.log_message_raw(("bold",
386
496
self.busname = domain + '.Mandos'
387
497
self.main_loop = gobject.MainLoop()
388
498
self.bus = dbus.SystemBus()
389
499
mandos_dbus_objc = self.bus.get_object(
390
self.busname, u"/", follow_name_owner_changes=True)
500
self.busname, "/", follow_name_owner_changes=True)
391
501
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
393
503
= server_interface)
458
571
and len(self.log) > self.max_log_length):
459
572
del self.log[0:len(self.log)-self.max_log_length-1]
460
573
self.logbox.set_focus(len(self.logbox.body.contents),
461
coming_from=u"above")
464
577
def toggle_log_display(self):
465
578
"""Toggle visibility of the log buffer."""
466
579
self.log_visible = not self.log_visible
468
self.log_message(u"Log visibility changed to: "
469
+ unicode(self.log_visible))
581
#self.log_message("Log visibility changed to: "
582
# + unicode(self.log_visible))
471
584
def change_log_display(self):
472
585
"""Change type of log display.
473
586
Currently, this toggles wrapping of text lines."""
474
if self.log_wrap == u"clip":
475
self.log_wrap = u"any"
587
if self.log_wrap == "clip":
588
self.log_wrap = "any"
477
self.log_wrap = u"clip"
590
self.log_wrap = "clip"
478
591
for textwidget in self.log:
479
592
textwidget.set_wrap_mode(self.log_wrap)
480
self.log_message(u"Wrap mode: " + self.log_wrap)
593
#self.log_message("Wrap mode: " + self.log_wrap)
482
595
def find_and_remove_client(self, path, name):
483
"""Find an client from its object path and remove it.
596
"""Find a client by its object path and remove it.
485
598
This is connected to the ClientRemoved signal from the
486
599
Mandos server object."""
563
678
except KeyError: # :-)
566
if key == u"q" or key == u"Q":
681
if key == "q" or key == "Q":
569
elif key == u"window resize":
684
elif key == "window resize":
570
685
self.size = self.screen.get_cols_rows()
572
elif key == u"\f": # Ctrl-L
687
elif key == "\f": # Ctrl-L
574
elif key == u"l" or key == u"D":
689
elif key == "l" or key == "D":
575
690
self.toggle_log_display()
577
elif key == u"w" or key == u"i":
692
elif key == "w" or key == "i":
578
693
self.change_log_display()
580
elif key == u"?" or key == u"f1" or key == u"esc":
695
elif key == "?" or key == "f1" or key == "esc":
581
696
if not self.log_visible:
582
697
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",
699
self.log_message_raw(("bold",
703
"l: Log window toggle",
704
"TAB: Switch window",
706
self.log_message_raw(("bold",
712
"s: Start new checker",
602
719
if self.topwidget.get_focus() is self.logbox:
603
720
self.topwidget.set_focus(0)
605
722
self.topwidget.set_focus(self.logbox)
607
#elif (key == u"end" or key == u"meta >" or key == u"G"
724
#elif (key == "end" or key == "meta >" or key == "G"
609
726
# pass # xxx end-of-buffer
610
#elif (key == u"home" or key == u"meta <" or key == u"g"
727
#elif (key == "home" or key == "meta <" or key == "g"
612
729
# pass # xxx beginning-of-buffer
613
#elif key == u"ctrl e" or key == u"$":
730
#elif key == "ctrl e" or key == "$":
614
731
# pass # xxx move-end-of-line
615
#elif key == u"ctrl a" or key == u"^":
732
#elif key == "ctrl a" or key == "^":
616
733
# pass # xxx move-beginning-of-line
617
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
734
#elif key == "ctrl b" or key == "meta (" or key == "h":
618
735
# pass # xxx left
619
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
736
#elif key == "ctrl f" or key == "meta )" or key == "l":
620
737
# pass # xxx right
622
739
# pass # scroll up log
624
741
# pass # scroll down log
625
742
elif self.topwidget.selectable():
626
743
self.topwidget.keypress(self.size, key)