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>.
25
from __future__ import (division, absolute_import, print_function,
4
from __future__ import division, absolute_import, with_statement
130
81
self.logger = logger
132
self._update_timer_callback_tag = None
133
self._update_timer_callback_lock = 0
134
self.last_checker_failed = False
136
83
# The widget shown normally
137
self._text_widget = urwid.Text("")
84
self._text_widget = urwid.Text(u"")
138
85
# The widget shown when we have focus
139
self._focus_text_widget = urwid.Text("")
86
self._focus_text_widget = urwid.Text(u"")
140
87
super(MandosClientWidget, self).__init__(
141
88
update_hook=update_hook, delete_hook=delete_hook,
144
91
self.opened = False
146
last_checked_ok = isoformat_to_datetime(self.properties
148
if last_checked_ok is None:
149
self.last_checker_failed = True
151
self.last_checker_failed = ((datetime.datetime.utcnow()
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
204
self._update_timer_callback_tag = (gobject.timeout_add
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
92
self.proxy.connect_to_signal(u"CheckerCompleted",
93
self.checker_completed,
96
self.proxy.connect_to_signal(u"CheckerStarted",
100
self.proxy.connect_to_signal(u"GotSecret",
104
self.proxy.connect_to_signal(u"Rejected",
211
109
def checker_completed(self, exitstatus, condition, command):
212
110
if exitstatus == 0:
213
if self.last_checker_failed:
214
self.last_checker_failed = False
215
self.using_timer(False)
216
#self.logger('Checker for client %s (command "%s")'
218
# % (self.properties["Name"], command))
111
self.logger(u'Checker for client %s (command "%s")'
113
% (self.properties[u"name"], command))
222
if not self.last_checker_failed:
223
self.last_checker_failed = True
224
self.using_timer(True)
225
115
if os.WIFEXITED(condition):
226
self.logger('Checker for client %s (command "%s")'
227
' failed with exit code %s'
228
% (self.properties["Name"], command,
116
self.logger(u'Checker for client %s (command "%s")'
117
u' failed with exit code %s'
118
% (self.properties[u"name"], command,
229
119
os.WEXITSTATUS(condition)))
230
elif os.WIFSIGNALED(condition):
231
self.logger('Checker for client %s (command "%s")'
232
' was killed by signal %s'
233
% (self.properties["Name"], command,
121
if os.WIFSIGNALED(condition):
122
self.logger(u'Checker for client %s (command "%s")'
123
u' was killed by signal %s'
124
% (self.properties[u"name"], command,
234
125
os.WTERMSIG(condition)))
235
elif os.WCOREDUMP(condition):
236
self.logger('Checker for client %s (command "%s")'
238
% (self.properties["Name"], command))
240
self.logger('Checker for client %s completed'
127
if os.WCOREDUMP(condition):
128
self.logger(u'Checker for client %s (command "%s")'
130
% (self.properties[u"name"], command))
131
self.logger(u'Checker for client %s completed mysteriously')
244
133
def checker_started(self, command):
245
#self.logger('Client %s started checker "%s"'
246
# % (self.properties["Name"], unicode(command)))
134
self.logger(u'Client %s started checker "%s"'
135
% (self.properties[u"name"], unicode(command)))
249
137
def got_secret(self):
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))
138
self.logger(u'Client %s received its secret'
139
% self.properties[u"name"])
142
self.logger(u'Client %s was rejected'
143
% self.properties[u"name"])
267
145
def selectable(self):
268
146
"""Make this a "selectable" widget.
269
147
This overrides the method from urwid.FlowWidget."""
272
def rows(self, maxcolrow, focus=False):
150
def rows(self, (maxcol,), focus=False):
273
151
"""How many rows this widget will occupy might depend on
274
152
whether we have focus or not.
275
153
This overrides the method from urwid.FlowWidget"""
276
return self.current_widget(focus).rows(maxcolrow, focus=focus)
154
return self.current_widget(focus).rows((maxcol,), focus=focus)
278
156
def current_widget(self, focus=False):
279
157
if focus or self.opened:
283
161
def update(self):
284
162
"Called when what is visible on the screen should be updated."
285
163
# How to add standout mode to a style
286
with_standout = { "normal": "standout",
287
"bold": "bold-standout",
289
"underline-blink-standout",
290
"bold-underline-blink":
291
"bold-underline-blink-standout",
164
with_standout = { u"normal": u"standout",
165
u"bold": u"bold-standout",
167
u"underline-blink-standout",
168
u"bold-underline-blink":
169
u"bold-underline-blink-standout",
294
172
# Rebuild focus and non-focus widgets using current properties
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)
173
self._text = (u'%(name)s: %(enabled)s'
174
% { u"name": self.properties[u"name"],
177
if self.properties[u"enabled"]
333
179
if not urwid.supports_unicode():
334
180
self._text = self._text.encode("ascii", "replace")
335
textlist = [("normal", self._text)]
181
textlist = [(u"normal", self._text)]
336
182
self._text_widget.set_text(textlist)
337
183
self._focus_text_widget.set_text([(with_standout[text[0]],
346
192
if self.update_hook is not None:
347
193
self.update_hook()
349
def update_timer(self):
350
"""called by gobject. Will indefinitely loop until
351
gobject.source_remove() on tag is called"""
353
return True # Keep calling this
355
def delete(self, *args, **kwargs):
356
if self._update_timer_callback_tag is not None:
357
gobject.source_remove(self._update_timer_callback_tag)
358
self._update_timer_callback_tag = None
359
for match in self.match_objects:
361
self.match_objects = ()
362
196
if self.delete_hook is not None:
363
197
self.delete_hook(self)
364
return super(MandosClientWidget, self).delete(*args, **kwargs)
366
def render(self, maxcolrow, focus=False):
199
def render(self, (maxcol,), focus=False):
367
200
"""Render differently if we have focus.
368
201
This overrides the method from urwid.FlowWidget"""
369
return self.current_widget(focus).render(maxcolrow,
202
return self.current_widget(focus).render((maxcol,),
372
def keypress(self, maxcolrow, key):
205
def keypress(self, (maxcol,), key):
374
207
This overrides the method from urwid.FlowWidget"""
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":
208
if key == u"e" or key == u"+":
210
elif key == u"d" or key == u"-":
212
elif key == u"r" or key == u"_" or key == u"ctrl k":
390
213
self.server_proxy_object.RemoveClient(self.proxy
394
self.proxy.StartChecker(dbus_interface = client_interface,
397
self.proxy.StopChecker(dbus_interface = client_interface,
400
self.proxy.CheckedOK(dbus_interface = client_interface,
216
self.proxy.StartChecker()
218
self.proxy.StopChecker()
220
self.proxy.CheckedOK()
403
# elif key == "p" or key == "=":
222
# elif key == u"p" or key == "=":
404
223
# self.proxy.pause()
405
# elif key == "u" or key == ":":
224
# elif key == u"u" or key == ":":
406
225
# self.proxy.unpause()
226
# elif key == u"RET":
443
262
self.screen = urwid.curses_display.Screen()
445
264
self.screen.register_palette((
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",
266
u"default", u"default", None),
268
u"default", u"default", u"bold"),
270
u"default", u"default", u"underline"),
272
u"default", u"default", u"standout"),
273
(u"bold-underline-blink",
274
u"default", u"default", (u"bold", u"underline")),
276
u"default", u"default", (u"bold", u"standout")),
277
(u"underline-blink-standout",
278
u"default", u"default", (u"underline", u"standout")),
279
(u"bold-underline-blink-standout",
280
u"default", u"default", (u"bold", u"underline",
465
284
if urwid.supports_unicode():
466
self.divider = "─" # \u2500
467
#self.divider = "━" # \u2501
285
self.divider = u"─" # \u2500
286
#self.divider = u"━" # \u2501
469
#self.divider = "-" # \u002d
470
self.divider = "_" # \u005f
288
#self.divider = u"-" # \u002d
289
self.divider = u"_" # \u005f
472
291
self.screen.start()
573
389
and len(self.log) > self.max_log_length):
574
390
del self.log[0:len(self.log)-self.max_log_length-1]
575
391
self.logbox.set_focus(len(self.logbox.body.contents),
392
coming_from=u"above")
579
395
def toggle_log_display(self):
580
396
"""Toggle visibility of the log buffer."""
581
397
self.log_visible = not self.log_visible
583
#self.log_message("Log visibility changed to: "
584
# + unicode(self.log_visible))
399
self.log_message(u"Log visibility changed to: "
400
+ unicode(self.log_visible))
586
402
def change_log_display(self):
587
403
"""Change type of log display.
588
404
Currently, this toggles wrapping of text lines."""
589
if self.log_wrap == "clip":
590
self.log_wrap = "any"
405
if self.log_wrap == u"clip":
406
self.log_wrap = u"any"
592
self.log_wrap = "clip"
408
self.log_wrap = u"clip"
593
409
for textwidget in self.log:
594
410
textwidget.set_wrap_mode(self.log_wrap)
595
#self.log_message("Wrap mode: " + self.log_wrap)
411
self.log_message(u"Wrap mode: " + self.log_wrap)
597
413
def find_and_remove_client(self, path, name):
598
"""Find a client by its object path and remove it.
414
"""Find an client from its object path and remove it.
600
416
This is connected to the ClientRemoved signal from the
601
417
Mandos server object."""
680
494
except KeyError: # :-)
683
if key == "q" or key == "Q":
497
if key == u"q" or key == u"Q":
686
elif key == "window resize":
500
elif key == u"window resize":
687
501
self.size = self.screen.get_cols_rows()
689
elif key == "\f": # Ctrl-L
503
elif key == u"\f": # Ctrl-L
691
elif key == "l" or key == "D":
505
elif key == u"l" or key == u"D":
692
506
self.toggle_log_display()
694
elif key == "w" or key == "i":
508
elif key == u"w" or key == u"i":
695
509
self.change_log_display()
697
elif key == "?" or key == "f1" or key == "esc":
511
elif key == u"?" or key == u"f1" or key == u"esc":
698
512
if not self.log_visible:
699
513
self.log_visible = True
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",
515
self.log_message_raw((u"bold",
519
u"l: Log window toggle",
520
u"TAB: Switch window",
522
self.log_message_raw((u"bold",
528
u"s: Start new checker",
721
533
if self.topwidget.get_focus() is self.logbox:
722
534
self.topwidget.set_focus(0)
724
536
self.topwidget.set_focus(self.logbox)
726
#elif (key == "end" or key == "meta >" or key == "G"
538
#elif (key == u"end" or key == u"meta >" or key == u"G"
728
540
# pass # xxx end-of-buffer
729
#elif (key == "home" or key == "meta <" or key == "g"
541
#elif (key == u"home" or key == u"meta <" or key == u"g"
731
543
# pass # xxx beginning-of-buffer
732
#elif key == "ctrl e" or key == "$":
544
#elif key == u"ctrl e" or key == u"$":
733
545
# pass # xxx move-end-of-line
734
#elif key == "ctrl a" or key == "^":
546
#elif key == u"ctrl a" or key == u"^":
735
547
# pass # xxx move-beginning-of-line
736
#elif key == "ctrl b" or key == "meta (" or key == "h":
548
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
737
549
# pass # xxx left
738
#elif key == "ctrl f" or key == "meta )" or key == "l":
550
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
739
551
# pass # xxx right
741
553
# pass # scroll up log
743
555
# pass # scroll down log
744
556
elif self.topwidget.selectable():
745
557
self.topwidget.keypress(self.size, key)