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  • Committer: Teddy Hogeborn
  • Date: 2011-02-27 17:00:41 UTC
  • Revision ID: teddy@fukt.bsnet.se-20110227170041-2b7h5ftbexm1uotk
* debian/mandos-client.postrm (purge): Bug fix: update initramfs also
                                       on purge.
* mandos (MultiprocessingMixInWithPipe.add_pipe): raise
                                                  NotImplementedError.
  (string_to_delta): Don't use message attribute of exception.

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mandos-monitor
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3
# 
4
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# Mandos Monitor - Control and monitor the Mandos server
5
5
# 
6
 
# Copyright © 2009-2012 Teddy Hogeborn
7
 
# Copyright © 2009-2012 Björn Påhlsson
 
6
# Copyright © 2009,2010 Teddy Hogeborn
 
7
# Copyright © 2009,2010 Björn Påhlsson
8
8
# 
9
9
# This program is free software: you can redistribute it and/or modify
10
10
# it under the terms of the GNU General Public License as published by
19
19
# You should have received a copy of the GNU General Public License
20
20
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
21
21
# 
22
 
# Contact the authors at <mandos@recompile.se>.
 
22
# Contact the authors at <mandos@fukt.bsnet.se>.
23
23
# 
24
24
 
25
 
from __future__ import (division, absolute_import, print_function,
26
 
                        unicode_literals)
 
25
from __future__ import division, absolute_import, with_statement
27
26
 
28
27
import sys
29
28
import os
43
42
 
44
43
import locale
45
44
 
46
 
locale.setlocale(locale.LC_ALL, '')
 
45
locale.setlocale(locale.LC_ALL, u'')
47
46
 
48
47
import logging
49
48
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
50
49
 
51
50
# Some useful constants
52
 
domain = 'se.recompile'
 
51
domain = 'se.bsnet.fukt'
53
52
server_interface = domain + '.Mandos'
54
53
client_interface = domain + '.Mandos.Client'
55
 
version = "1.5.3"
 
54
version = "1.2.3"
56
55
 
57
56
# Always run in monochrome mode
58
57
urwid.curses_display.curses.has_colors = lambda : False
66
65
    "Parse an ISO 8601 date string to a datetime.datetime()"
67
66
    if not iso:
68
67
        return None
69
 
    d, t = iso.split("T", 1)
70
 
    year, month, day = d.split("-", 2)
71
 
    hour, minute, second = t.split(":", 2)
 
68
    d, t = iso.split(u"T", 1)
 
69
    year, month, day = d.split(u"-", 2)
 
70
    hour, minute, second = t.split(u":", 2)
72
71
    second, fraction = divmod(float(second), 1)
73
72
    return datetime.datetime(int(year),
74
73
                             int(month),
87
86
        self.proxy = proxy_object # Mandos Client proxy object
88
87
        
89
88
        self.properties = dict()
90
 
        self.property_changed_match = (
91
 
            self.proxy.connect_to_signal("PropertyChanged",
92
 
                                         self.property_changed,
93
 
                                         client_interface,
94
 
                                         byte_arrays=True))
 
89
        self.proxy.connect_to_signal(u"PropertyChanged",
 
90
                                     self.property_changed,
 
91
                                     client_interface,
 
92
                                     byte_arrays=True)
95
93
        
96
94
        self.properties.update(
97
95
            self.proxy.GetAll(client_interface,
98
96
                              dbus_interface = dbus.PROPERTIES_IFACE))
99
97
 
100
 
        #XXX This breaks good super behaviour
 
98
        #XXX This break good super behaviour!
101
99
#        super(MandosClientPropertyCache, self).__init__(
102
100
#            *args, **kwargs)
103
101
    
107
105
        """
108
106
        # Update properties dict with new value
109
107
        self.properties[property] = value
110
 
    
111
 
    def delete(self, *args, **kwargs):
112
 
        self.property_changed_match.remove()
113
 
        super(MandosClientPropertyCache, self).__init__(
114
 
            *args, **kwargs)
115
108
 
116
109
 
117
110
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
131
124
        
132
125
        self._update_timer_callback_tag = None
133
126
        self._update_timer_callback_lock = 0
 
127
        self.last_checker_failed = False
134
128
        
135
129
        # The widget shown normally
136
 
        self._text_widget = urwid.Text("")
 
130
        self._text_widget = urwid.Text(u"")
137
131
        # The widget shown when we have focus
138
 
        self._focus_text_widget = urwid.Text("")
 
132
        self._focus_text_widget = urwid.Text(u"")
139
133
        super(MandosClientWidget, self).__init__(
140
134
            update_hook=update_hook, delete_hook=delete_hook,
141
135
            *args, **kwargs)
143
137
        self.opened = False
144
138
        
145
139
        last_checked_ok = isoformat_to_datetime(self.properties
146
 
                                                ["LastCheckedOK"])
 
140
                                                [u"LastCheckedOK"])
 
141
        if last_checked_ok is None:
 
142
            self.last_checker_failed = True
 
143
        else:
 
144
            self.last_checker_failed = ((datetime.datetime.utcnow()
 
145
                                         - last_checked_ok)
 
146
                                        > datetime.timedelta
 
147
                                        (milliseconds=
 
148
                                         self.properties
 
149
                                         [u"Interval"]))
147
150
        
148
 
        if self.properties ["LastCheckerStatus"] != 0:
 
151
        if self.last_checker_failed:
149
152
            self.using_timer(True)
150
153
        
151
154
        if self.need_approval:
152
155
            self.using_timer(True)
153
156
        
154
 
        self.match_objects = (
155
 
            self.proxy.connect_to_signal("CheckerCompleted",
156
 
                                         self.checker_completed,
157
 
                                         client_interface,
158
 
                                         byte_arrays=True),
159
 
            self.proxy.connect_to_signal("CheckerStarted",
160
 
                                         self.checker_started,
161
 
                                         client_interface,
162
 
                                         byte_arrays=True),
163
 
            self.proxy.connect_to_signal("GotSecret",
164
 
                                         self.got_secret,
165
 
                                         client_interface,
166
 
                                         byte_arrays=True),
167
 
            self.proxy.connect_to_signal("NeedApproval",
168
 
                                         self.need_approval,
169
 
                                         client_interface,
170
 
                                         byte_arrays=True),
171
 
            self.proxy.connect_to_signal("Rejected",
172
 
                                         self.rejected,
173
 
                                         client_interface,
174
 
                                         byte_arrays=True))
175
 
        #self.logger('Created client {0}'
176
 
        #            .format(self.properties["Name"]))
 
157
        self.proxy.connect_to_signal(u"CheckerCompleted",
 
158
                                     self.checker_completed,
 
159
                                     client_interface,
 
160
                                     byte_arrays=True)
 
161
        self.proxy.connect_to_signal(u"CheckerStarted",
 
162
                                     self.checker_started,
 
163
                                     client_interface,
 
164
                                     byte_arrays=True)
 
165
        self.proxy.connect_to_signal(u"GotSecret",
 
166
                                     self.got_secret,
 
167
                                     client_interface,
 
168
                                     byte_arrays=True)
 
169
        self.proxy.connect_to_signal(u"NeedApproval",
 
170
                                     self.need_approval,
 
171
                                     client_interface,
 
172
                                     byte_arrays=True)
 
173
        self.proxy.connect_to_signal(u"Rejected",
 
174
                                     self.rejected,
 
175
                                     client_interface,
 
176
                                     byte_arrays=True)
177
177
    
178
178
    def property_changed(self, property=None, value=None):
179
179
        super(self, MandosClientWidget).property_changed(property,
180
180
                                                         value)
181
 
        if property == "ApprovalPending":
 
181
        if property == u"ApprovalPending":
182
182
            using_timer(bool(value))
183
 
        if property == "LastCheckerStatus":
184
 
            using_timer(value != 0)
185
 
            #self.logger('Checker for client {0} (command "{1}") was '
186
 
            #            ' successful'.format(self.properties["Name"],
187
 
            #                                 command))
188
 
    
 
183
        
189
184
    def using_timer(self, flag):
190
185
        """Call this method with True or False when timer should be
191
186
        activated or deactivated.
196
191
        else:
197
192
            self._update_timer_callback_lock -= 1
198
193
        if old == 0 and self._update_timer_callback_lock:
199
 
            # Will update the shown timer value every second
200
194
            self._update_timer_callback_tag = (gobject.timeout_add
201
195
                                               (1000,
202
196
                                                self.update_timer))
206
200
    
207
201
    def checker_completed(self, exitstatus, condition, command):
208
202
        if exitstatus == 0:
 
203
            if self.last_checker_failed:
 
204
                self.last_checker_failed = False
 
205
                self.using_timer(False)
 
206
            #self.logger(u'Checker for client %s (command "%s")'
 
207
            #            u' was successful'
 
208
            #            % (self.properties[u"Name"], command))
209
209
            self.update()
210
210
            return
211
211
        # Checker failed
 
212
        if not self.last_checker_failed:
 
213
            self.last_checker_failed = True
 
214
            self.using_timer(True)
212
215
        if os.WIFEXITED(condition):
213
 
            self.logger('Checker for client {0} (command "{1}")'
214
 
                        ' failed with exit code {2}'
215
 
                        .format(self.properties["Name"], command,
216
 
                                os.WEXITSTATUS(condition)))
 
216
            self.logger(u'Checker for client %s (command "%s")'
 
217
                        u' failed with exit code %s'
 
218
                        % (self.properties[u"Name"], command,
 
219
                           os.WEXITSTATUS(condition)))
217
220
        elif os.WIFSIGNALED(condition):
218
 
            self.logger('Checker for client {0} (command "{1}") was'
219
 
                        ' killed by signal {2}'
220
 
                        .format(self.properties["Name"], command,
221
 
                                os.WTERMSIG(condition)))
 
221
            self.logger(u'Checker for client %s (command "%s")'
 
222
                        u' was killed by signal %s'
 
223
                        % (self.properties[u"Name"], command,
 
224
                           os.WTERMSIG(condition)))
222
225
        elif os.WCOREDUMP(condition):
223
 
            self.logger('Checker for client {0} (command "{1}")'
224
 
                        ' dumped core'
225
 
                        .format(self.properties["Name"], command))
 
226
            self.logger(u'Checker for client %s (command "%s")'
 
227
                        u' dumped core'
 
228
                        % (self.properties[u"Name"], command))
226
229
        else:
227
 
            self.logger('Checker for client {0} completed'
228
 
                        ' mysteriously'
229
 
                        .format(self.properties["Name"]))
 
230
            self.logger(u'Checker for client %s completed'
 
231
                        u' mysteriously')
230
232
        self.update()
231
233
    
232
234
    def checker_started(self, command):
233
 
        """Server signals that a checker started. This could be useful
234
 
           to log in the future. """
235
 
        #self.logger('Client {0} started checker "{1}"'
236
 
        #            .format(self.properties["Name"],
237
 
        #                    unicode(command)))
 
235
        #self.logger(u'Client %s started checker "%s"'
 
236
        #            % (self.properties[u"Name"], unicode(command)))
238
237
        pass
239
238
    
240
239
    def got_secret(self):
241
 
        self.logger('Client {0} received its secret'
242
 
                    .format(self.properties["Name"]))
 
240
        self.last_checker_failed = False
 
241
        self.logger(u'Client %s received its secret'
 
242
                    % self.properties[u"Name"])
243
243
    
244
244
    def need_approval(self, timeout, default):
245
245
        if not default:
246
 
            message = 'Client {0} needs approval within {1} seconds'
 
246
            message = u'Client %s needs approval within %s seconds'
247
247
        else:
248
 
            message = 'Client {0} will get its secret in {1} seconds'
249
 
        self.logger(message.format(self.properties["Name"],
250
 
                                   timeout/1000))
 
248
            message = u'Client %s will get its secret in %s seconds'
 
249
        self.logger(message
 
250
                    % (self.properties[u"Name"], timeout/1000))
251
251
        self.using_timer(True)
252
252
    
253
253
    def rejected(self, reason):
254
 
        self.logger('Client {0} was rejected; reason: {1}'
255
 
                    .format(self.properties["Name"], reason))
 
254
        self.logger(u'Client %s was rejected; reason: %s'
 
255
                    % (self.properties[u"Name"], reason))
256
256
    
257
257
    def selectable(self):
258
258
        """Make this a "selectable" widget.
259
259
        This overrides the method from urwid.FlowWidget."""
260
260
        return True
261
261
    
262
 
    def rows(self, maxcolrow, focus=False):
 
262
    def rows(self, (maxcol,), focus=False):
263
263
        """How many rows this widget will occupy might depend on
264
264
        whether we have focus or not.
265
265
        This overrides the method from urwid.FlowWidget"""
266
 
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
 
266
        return self.current_widget(focus).rows((maxcol,), focus=focus)
267
267
    
268
268
    def current_widget(self, focus=False):
269
269
        if focus or self.opened:
273
273
    def update(self):
274
274
        "Called when what is visible on the screen should be updated."
275
275
        # How to add standout mode to a style
276
 
        with_standout = { "normal": "standout",
277
 
                          "bold": "bold-standout",
278
 
                          "underline-blink":
279
 
                              "underline-blink-standout",
280
 
                          "bold-underline-blink":
281
 
                              "bold-underline-blink-standout",
 
276
        with_standout = { u"normal": u"standout",
 
277
                          u"bold": u"bold-standout",
 
278
                          u"underline-blink":
 
279
                              u"underline-blink-standout",
 
280
                          u"bold-underline-blink":
 
281
                              u"bold-underline-blink-standout",
282
282
                          }
283
283
 
284
284
        # Rebuild focus and non-focus widgets using current properties
285
285
 
286
286
        # Base part of a client. Name!
287
 
        base = '{name}: '.format(name=self.properties["Name"])
288
 
        if not self.properties["Enabled"]:
289
 
            message = "DISABLED"
290
 
        elif self.properties["ApprovalPending"]:
 
287
        base = (u'%(name)s: '
 
288
                      % {u"name": self.properties[u"Name"]})
 
289
        if not self.properties[u"Enabled"]:
 
290
            message = u"DISABLED"
 
291
        elif self.properties[u"ApprovalPending"]:
291
292
            timeout = datetime.timedelta(milliseconds
292
293
                                         = self.properties
293
 
                                         ["ApprovalDelay"])
 
294
                                         [u"ApprovalDelay"])
294
295
            last_approval_request = isoformat_to_datetime(
295
 
                self.properties["LastApprovalRequest"])
 
296
                self.properties[u"LastApprovalRequest"])
296
297
            if last_approval_request is not None:
297
298
                timer = timeout - (datetime.datetime.utcnow()
298
299
                                   - last_approval_request)
299
300
            else:
300
301
                timer = datetime.timedelta()
301
 
            if self.properties["ApprovedByDefault"]:
302
 
                message = "Approval in {0}. (d)eny?"
303
 
            else:
304
 
                message = "Denial in {0}. (a)pprove?"
305
 
            message = message.format(unicode(timer).rsplit(".", 1)[0])
306
 
        elif self.properties["LastCheckerStatus"] != 0:
307
 
            # When checker has failed, print a timer until client expires
308
 
            expires = self.properties["Expires"]
309
 
            if expires == "":
310
 
                timer = datetime.timedelta(0)
311
 
            else:
312
 
                expires = datetime.datetime.strptime(expires,
313
 
                                                     '%Y-%m-%dT%H:%M:%S.%f')
314
 
                timer = expires - datetime.datetime.utcnow()
315
 
            message = ('A checker has failed! Time until client'
316
 
                       ' gets disabled: {0}'
317
 
                       .format(unicode(timer).rsplit(".", 1)[0]))
 
302
            if self.properties[u"ApprovedByDefault"]:
 
303
                message = u"Approval in %s. (d)eny?"
 
304
            else:
 
305
                message = u"Denial in %s. (a)pprove?"
 
306
            message = message % unicode(timer).rsplit(".", 1)[0]
 
307
        elif self.last_checker_failed:
 
308
            timeout = datetime.timedelta(milliseconds
 
309
                                         = self.properties
 
310
                                         [u"Timeout"])
 
311
            last_ok = isoformat_to_datetime(
 
312
                max((self.properties[u"LastCheckedOK"]
 
313
                     or self.properties[u"Created"]),
 
314
                    self.properties[u"LastEnabled"]))
 
315
            timer = timeout - (datetime.datetime.utcnow() - last_ok)
 
316
            message = (u'A checker has failed! Time until client'
 
317
                       u' gets disabled: %s'
 
318
                           % unicode(timer).rsplit(".", 1)[0])
318
319
        else:
319
 
            message = "enabled"
320
 
        self._text = "{0}{1}".format(base, message)
 
320
            message = u"enabled"
 
321
        self._text = "%s%s" % (base, message)
321
322
            
322
323
        if not urwid.supports_unicode():
323
324
            self._text = self._text.encode("ascii", "replace")
324
 
        textlist = [("normal", self._text)]
 
325
        textlist = [(u"normal", self._text)]
325
326
        self._text_widget.set_text(textlist)
326
327
        self._focus_text_widget.set_text([(with_standout[text[0]],
327
328
                                           text[1])
336
337
            self.update_hook()
337
338
    
338
339
    def update_timer(self):
339
 
        """called by gobject. Will indefinitely loop until
340
 
        gobject.source_remove() on tag is called"""
 
340
        "called by gobject"
341
341
        self.update()
342
342
        return True             # Keep calling this
343
343
    
344
 
    def delete(self, *args, **kwargs):
 
344
    def delete(self):
345
345
        if self._update_timer_callback_tag is not None:
346
346
            gobject.source_remove(self._update_timer_callback_tag)
347
347
            self._update_timer_callback_tag = None
348
 
        for match in self.match_objects:
349
 
            match.remove()
350
 
        self.match_objects = ()
351
348
        if self.delete_hook is not None:
352
349
            self.delete_hook(self)
353
 
        return super(MandosClientWidget, self).delete(*args, **kwargs)
354
350
    
355
 
    def render(self, maxcolrow, focus=False):
 
351
    def render(self, (maxcol,), focus=False):
356
352
        """Render differently if we have focus.
357
353
        This overrides the method from urwid.FlowWidget"""
358
 
        return self.current_widget(focus).render(maxcolrow,
 
354
        return self.current_widget(focus).render((maxcol,),
359
355
                                                 focus=focus)
360
356
    
361
 
    def keypress(self, maxcolrow, key):
 
357
    def keypress(self, (maxcol,), key):
362
358
        """Handle keys.
363
359
        This overrides the method from urwid.FlowWidget"""
364
 
        if key == "+":
365
 
            self.proxy.Enable(dbus_interface = client_interface,
366
 
                              ignore_reply=True)
367
 
        elif key == "-":
368
 
            self.proxy.Disable(dbus_interface = client_interface,
369
 
                               ignore_reply=True)
370
 
        elif key == "a":
 
360
        if key == u"+":
 
361
            self.proxy.Enable(dbus_interface = client_interface)
 
362
        elif key == u"-":
 
363
            self.proxy.Disable(dbus_interface = client_interface)
 
364
        elif key == u"a":
371
365
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
372
 
                               dbus_interface = client_interface,
373
 
                               ignore_reply=True)
374
 
        elif key == "d":
 
366
                               dbus_interface = client_interface)
 
367
        elif key == u"d":
375
368
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
376
 
                                  dbus_interface = client_interface,
377
 
                               ignore_reply=True)
378
 
        elif key == "R" or key == "_" or key == "ctrl k":
 
369
                                  dbus_interface = client_interface)
 
370
        elif key == u"R" or key == u"_" or key == u"ctrl k":
379
371
            self.server_proxy_object.RemoveClient(self.proxy
380
 
                                                  .object_path,
381
 
                                                  ignore_reply=True)
382
 
        elif key == "s":
383
 
            self.proxy.StartChecker(dbus_interface = client_interface,
384
 
                                    ignore_reply=True)
385
 
        elif key == "S":
386
 
            self.proxy.StopChecker(dbus_interface = client_interface,
387
 
                                   ignore_reply=True)
388
 
        elif key == "C":
389
 
            self.proxy.CheckedOK(dbus_interface = client_interface,
390
 
                                 ignore_reply=True)
 
372
                                                  .object_path)
 
373
        elif key == u"s":
 
374
            self.proxy.StartChecker(dbus_interface = client_interface)
 
375
        elif key == u"S":
 
376
            self.proxy.StopChecker(dbus_interface = client_interface)
 
377
        elif key == u"C":
 
378
            self.proxy.CheckedOK(dbus_interface = client_interface)
391
379
        # xxx
392
 
#         elif key == "p" or key == "=":
 
380
#         elif key == u"p" or key == "=":
393
381
#             self.proxy.pause()
394
 
#         elif key == "u" or key == ":":
 
382
#         elif key == u"u" or key == ":":
395
383
#             self.proxy.unpause()
396
 
#         elif key == "RET":
 
384
#         elif key == u"RET":
397
385
#             self.open()
398
386
        else:
399
387
            return key
415
403
    "down" key presses, thus not allowing any containing widgets to
416
404
    use them as an excuse to shift focus away from this widget.
417
405
    """
418
 
    def keypress(self, maxcolrow, key):
419
 
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
420
 
        if ret in ("up", "down"):
 
406
    def keypress(self, (maxcol, maxrow), key):
 
407
        ret = super(ConstrainedListBox, self).keypress((maxcol,
 
408
                                                        maxrow), key)
 
409
        if ret in (u"up", u"down"):
421
410
            return
422
411
        return ret
423
412
 
432
421
        self.screen = urwid.curses_display.Screen()
433
422
        
434
423
        self.screen.register_palette((
435
 
                ("normal",
436
 
                 "default", "default", None),
437
 
                ("bold",
438
 
                 "default", "default", "bold"),
439
 
                ("underline-blink",
440
 
                 "default", "default", "underline"),
441
 
                ("standout",
442
 
                 "default", "default", "standout"),
443
 
                ("bold-underline-blink",
444
 
                 "default", "default", ("bold", "underline")),
445
 
                ("bold-standout",
446
 
                 "default", "default", ("bold", "standout")),
447
 
                ("underline-blink-standout",
448
 
                 "default", "default", ("underline", "standout")),
449
 
                ("bold-underline-blink-standout",
450
 
                 "default", "default", ("bold", "underline",
451
 
                                          "standout")),
 
424
                (u"normal",
 
425
                 u"default", u"default", None),
 
426
                (u"bold",
 
427
                 u"default", u"default", u"bold"),
 
428
                (u"underline-blink",
 
429
                 u"default", u"default", u"underline"),
 
430
                (u"standout",
 
431
                 u"default", u"default", u"standout"),
 
432
                (u"bold-underline-blink",
 
433
                 u"default", u"default", (u"bold", u"underline")),
 
434
                (u"bold-standout",
 
435
                 u"default", u"default", (u"bold", u"standout")),
 
436
                (u"underline-blink-standout",
 
437
                 u"default", u"default", (u"underline", u"standout")),
 
438
                (u"bold-underline-blink-standout",
 
439
                 u"default", u"default", (u"bold", u"underline",
 
440
                                          u"standout")),
452
441
                ))
453
442
        
454
443
        if urwid.supports_unicode():
455
 
            self.divider = "─" # \u2500
456
 
            #self.divider = "━" # \u2501
 
444
            self.divider = u"─" # \u2500
 
445
            #self.divider = u"━" # \u2501
457
446
        else:
458
 
            #self.divider = "-" # \u002d
459
 
            self.divider = "_" # \u005f
 
447
            #self.divider = u"-" # \u002d
 
448
            self.divider = u"_" # \u005f
460
449
        
461
450
        self.screen.start()
462
451
        
476
465
        # This keeps track of whether self.uilist currently has
477
466
        # self.logbox in it or not
478
467
        self.log_visible = True
479
 
        self.log_wrap = "any"
 
468
        self.log_wrap = u"any"
480
469
        
481
470
        self.rebuild()
482
 
        self.log_message_raw(("bold",
483
 
                              "Mandos Monitor version " + version))
484
 
        self.log_message_raw(("bold",
485
 
                              "q: Quit  ?: Help"))
 
471
        self.log_message_raw((u"bold",
 
472
                              u"Mandos Monitor version " + version))
 
473
        self.log_message_raw((u"bold",
 
474
                              u"q: Quit  ?: Help"))
486
475
        
487
476
        self.busname = domain + '.Mandos'
488
477
        self.main_loop = gobject.MainLoop()
 
478
        self.bus = dbus.SystemBus()
 
479
        mandos_dbus_objc = self.bus.get_object(
 
480
            self.busname, u"/", follow_name_owner_changes=True)
 
481
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
482
                                          dbus_interface
 
483
                                          = server_interface)
 
484
        try:
 
485
            mandos_clients = (self.mandos_serv
 
486
                              .GetAllClientsWithProperties())
 
487
        except dbus.exceptions.DBusException:
 
488
            mandos_clients = dbus.Dictionary()
 
489
        
 
490
        (self.mandos_serv
 
491
         .connect_to_signal(u"ClientRemoved",
 
492
                            self.find_and_remove_client,
 
493
                            dbus_interface=server_interface,
 
494
                            byte_arrays=True))
 
495
        (self.mandos_serv
 
496
         .connect_to_signal(u"ClientAdded",
 
497
                            self.add_new_client,
 
498
                            dbus_interface=server_interface,
 
499
                            byte_arrays=True))
 
500
        (self.mandos_serv
 
501
         .connect_to_signal(u"ClientNotFound",
 
502
                            self.client_not_found,
 
503
                            dbus_interface=server_interface,
 
504
                            byte_arrays=True))
 
505
        for path, client in mandos_clients.iteritems():
 
506
            client_proxy_object = self.bus.get_object(self.busname,
 
507
                                                      path)
 
508
            self.add_client(MandosClientWidget(server_proxy_object
 
509
                                               =self.mandos_serv,
 
510
                                               proxy_object
 
511
                                               =client_proxy_object,
 
512
                                               properties=client,
 
513
                                               update_hook
 
514
                                               =self.refresh,
 
515
                                               delete_hook
 
516
                                               =self.remove_client,
 
517
                                               logger
 
518
                                               =self.log_message),
 
519
                            path=path)
489
520
    
490
521
    def client_not_found(self, fingerprint, address):
491
 
        self.log_message("Client with address {0} and fingerprint"
492
 
                         " {1} could not be found"
493
 
                         .format(address, fingerprint))
 
522
        self.log_message((u"Client with address %s and fingerprint %s"
 
523
                          u" could not be found" % (address,
 
524
                                                    fingerprint)))
494
525
    
495
526
    def rebuild(self):
496
527
        """This rebuilds the User Interface.
506
537
                                                     self.divider)))
507
538
        if self.log_visible:
508
539
            self.uilist.append(self.logbox)
 
540
            pass
509
541
        self.topwidget = urwid.Pile(self.uilist)
510
542
    
511
543
    def log_message(self, message):
512
544
        timestamp = datetime.datetime.now().isoformat()
513
 
        self.log_message_raw(timestamp + ": " + message)
 
545
        self.log_message_raw(timestamp + u": " + message)
514
546
    
515
547
    def log_message_raw(self, markup):
516
548
        """Add a log message to the log buffer."""
519
551
            and len(self.log) > self.max_log_length):
520
552
            del self.log[0:len(self.log)-self.max_log_length-1]
521
553
        self.logbox.set_focus(len(self.logbox.body.contents),
522
 
                              coming_from="above")
 
554
                              coming_from=u"above")
523
555
        self.refresh()
524
556
    
525
557
    def toggle_log_display(self):
526
558
        """Toggle visibility of the log buffer."""
527
559
        self.log_visible = not self.log_visible
528
560
        self.rebuild()
529
 
        #self.log_message("Log visibility changed to: "
 
561
        #self.log_message(u"Log visibility changed to: "
530
562
        #                 + unicode(self.log_visible))
531
563
    
532
564
    def change_log_display(self):
533
565
        """Change type of log display.
534
566
        Currently, this toggles wrapping of text lines."""
535
 
        if self.log_wrap == "clip":
536
 
            self.log_wrap = "any"
 
567
        if self.log_wrap == u"clip":
 
568
            self.log_wrap = u"any"
537
569
        else:
538
 
            self.log_wrap = "clip"
 
570
            self.log_wrap = u"clip"
539
571
        for textwidget in self.log:
540
572
            textwidget.set_wrap_mode(self.log_wrap)
541
 
        #self.log_message("Wrap mode: " + self.log_wrap)
 
573
        #self.log_message(u"Wrap mode: " + self.log_wrap)
542
574
    
543
575
    def find_and_remove_client(self, path, name):
544
 
        """Find a client by its object path and remove it.
 
576
        """Find an client from its object path and remove it.
545
577
        
546
578
        This is connected to the ClientRemoved signal from the
547
579
        Mandos server object."""
549
581
            client = self.clients_dict[path]
550
582
        except KeyError:
551
583
            # not found?
552
 
            self.log_message("Unknown client {0!r} ({1!r}) removed"
553
 
                             .format(name, path))
554
584
            return
555
 
        client.delete()
 
585
        self.remove_client(client, path)
556
586
    
557
587
    def add_new_client(self, path):
558
588
        client_proxy_object = self.bus.get_object(self.busname, path)
573
603
        if path is None:
574
604
            path = client.proxy.object_path
575
605
        self.clients_dict[path] = client
576
 
        self.clients.sort(None, lambda c: c.properties["Name"])
 
606
        self.clients.sort(None, lambda c: c.properties[u"Name"])
577
607
        self.refresh()
578
608
    
579
609
    def remove_client(self, client, path=None):
595
625
    
596
626
    def run(self):
597
627
        """Start the main loop and exit when it's done."""
598
 
        self.bus = dbus.SystemBus()
599
 
        mandos_dbus_objc = self.bus.get_object(
600
 
            self.busname, "/", follow_name_owner_changes=True)
601
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
602
 
                                          dbus_interface
603
 
                                          = server_interface)
604
 
        try:
605
 
            mandos_clients = (self.mandos_serv
606
 
                              .GetAllClientsWithProperties())
607
 
        except dbus.exceptions.DBusException:
608
 
            mandos_clients = dbus.Dictionary()
609
 
        
610
 
        (self.mandos_serv
611
 
         .connect_to_signal("ClientRemoved",
612
 
                            self.find_and_remove_client,
613
 
                            dbus_interface=server_interface,
614
 
                            byte_arrays=True))
615
 
        (self.mandos_serv
616
 
         .connect_to_signal("ClientAdded",
617
 
                            self.add_new_client,
618
 
                            dbus_interface=server_interface,
619
 
                            byte_arrays=True))
620
 
        (self.mandos_serv
621
 
         .connect_to_signal("ClientNotFound",
622
 
                            self.client_not_found,
623
 
                            dbus_interface=server_interface,
624
 
                            byte_arrays=True))
625
 
        for path, client in mandos_clients.iteritems():
626
 
            client_proxy_object = self.bus.get_object(self.busname,
627
 
                                                      path)
628
 
            self.add_client(MandosClientWidget(server_proxy_object
629
 
                                               =self.mandos_serv,
630
 
                                               proxy_object
631
 
                                               =client_proxy_object,
632
 
                                               properties=client,
633
 
                                               update_hook
634
 
                                               =self.refresh,
635
 
                                               delete_hook
636
 
                                               =self.remove_client,
637
 
                                               logger
638
 
                                               =self.log_message),
639
 
                            path=path)
640
 
 
641
628
        self.refresh()
642
629
        self._input_callback_tag = (gobject.io_add_watch
643
630
                                    (sys.stdin.fileno(),
653
640
    
654
641
    def process_input(self, source, condition):
655
642
        keys = self.screen.get_input()
656
 
        translations = { "ctrl n": "down",      # Emacs
657
 
                         "ctrl p": "up",        # Emacs
658
 
                         "ctrl v": "page down", # Emacs
659
 
                         "meta v": "page up",   # Emacs
660
 
                         " ": "page down",      # less
661
 
                         "f": "page down",      # less
662
 
                         "b": "page up",        # less
663
 
                         "j": "down",           # vi
664
 
                         "k": "up",             # vi
 
643
        translations = { u"ctrl n": u"down",      # Emacs
 
644
                         u"ctrl p": u"up",        # Emacs
 
645
                         u"ctrl v": u"page down", # Emacs
 
646
                         u"meta v": u"page up",   # Emacs
 
647
                         u" ": u"page down",      # less
 
648
                         u"f": u"page down",      # less
 
649
                         u"b": u"page up",        # less
 
650
                         u"j": u"down",           # vi
 
651
                         u"k": u"up",             # vi
665
652
                         }
666
653
        for key in keys:
667
654
            try:
669
656
            except KeyError:    # :-)
670
657
                pass
671
658
            
672
 
            if key == "q" or key == "Q":
 
659
            if key == u"q" or key == u"Q":
673
660
                self.stop()
674
661
                break
675
 
            elif key == "window resize":
 
662
            elif key == u"window resize":
676
663
                self.size = self.screen.get_cols_rows()
677
664
                self.refresh()
678
 
            elif key == "\f":  # Ctrl-L
 
665
            elif key == u"\f":  # Ctrl-L
679
666
                self.refresh()
680
 
            elif key == "l" or key == "D":
 
667
            elif key == u"l" or key == u"D":
681
668
                self.toggle_log_display()
682
669
                self.refresh()
683
 
            elif key == "w" or key == "i":
 
670
            elif key == u"w" or key == u"i":
684
671
                self.change_log_display()
685
672
                self.refresh()
686
 
            elif key == "?" or key == "f1" or key == "esc":
 
673
            elif key == u"?" or key == u"f1" or key == u"esc":
687
674
                if not self.log_visible:
688
675
                    self.log_visible = True
689
676
                    self.rebuild()
690
 
                self.log_message_raw(("bold",
691
 
                                      "  ".
692
 
                                      join(("q: Quit",
693
 
                                            "?: Help",
694
 
                                            "l: Log window toggle",
695
 
                                            "TAB: Switch window",
696
 
                                            "w: Wrap (log)"))))
697
 
                self.log_message_raw(("bold",
698
 
                                      "  "
699
 
                                      .join(("Clients:",
700
 
                                             "+: Enable",
701
 
                                             "-: Disable",
702
 
                                             "R: Remove",
703
 
                                             "s: Start new checker",
704
 
                                             "S: Stop checker",
705
 
                                             "C: Checker OK",
706
 
                                             "a: Approve",
707
 
                                             "d: Deny"))))
 
677
                self.log_message_raw((u"bold",
 
678
                                      u"  ".
 
679
                                      join((u"q: Quit",
 
680
                                            u"?: Help",
 
681
                                            u"l: Log window toggle",
 
682
                                            u"TAB: Switch window",
 
683
                                            u"w: Wrap (log)"))))
 
684
                self.log_message_raw((u"bold",
 
685
                                      u"  "
 
686
                                      .join((u"Clients:",
 
687
                                             u"+: Enable",
 
688
                                             u"-: Disable",
 
689
                                             u"R: Remove",
 
690
                                             u"s: Start new checker",
 
691
                                             u"S: Stop checker",
 
692
                                             u"C: Checker OK",
 
693
                                             u"a: Approve",
 
694
                                             u"d: Deny"))))
708
695
                self.refresh()
709
 
            elif key == "tab":
 
696
            elif key == u"tab":
710
697
                if self.topwidget.get_focus() is self.logbox:
711
698
                    self.topwidget.set_focus(0)
712
699
                else:
713
700
                    self.topwidget.set_focus(self.logbox)
714
701
                self.refresh()
715
 
            #elif (key == "end" or key == "meta >" or key == "G"
716
 
            #      or key == ">"):
 
702
            #elif (key == u"end" or key == u"meta >" or key == u"G"
 
703
            #      or key == u">"):
717
704
            #    pass            # xxx end-of-buffer
718
 
            #elif (key == "home" or key == "meta <" or key == "g"
719
 
            #      or key == "<"):
 
705
            #elif (key == u"home" or key == u"meta <" or key == u"g"
 
706
            #      or key == u"<"):
720
707
            #    pass            # xxx beginning-of-buffer
721
 
            #elif key == "ctrl e" or key == "$":
 
708
            #elif key == u"ctrl e" or key == u"$":
722
709
            #    pass            # xxx move-end-of-line
723
 
            #elif key == "ctrl a" or key == "^":
 
710
            #elif key == u"ctrl a" or key == u"^":
724
711
            #    pass            # xxx move-beginning-of-line
725
 
            #elif key == "ctrl b" or key == "meta (" or key == "h":
 
712
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
726
713
            #    pass            # xxx left
727
 
            #elif key == "ctrl f" or key == "meta )" or key == "l":
 
714
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
728
715
            #    pass            # xxx right
729
 
            #elif key == "a":
 
716
            #elif key == u"a":
730
717
            #    pass            # scroll up log
731
 
            #elif key == "z":
 
718
            #elif key == u"z":
732
719
            #    pass            # scroll down log
733
720
            elif self.topwidget.selectable():
734
721
                self.topwidget.keypress(self.size, key)