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* README: Hint that the intro(8mandos) manual page is in the server
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mandos-monitor
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# 
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# Mandos Monitor - Control and monitor the Mandos server
5
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# 
6
 
# Copyright © 2009,2010 Teddy Hogeborn
7
 
# Copyright © 2009,2010 Björn Påhlsson
 
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# Copyright © 2009-2012 Teddy Hogeborn
 
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# Copyright © 2009-2012 Björn Påhlsson
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# 
9
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# You should have received a copy of the GNU General Public License
20
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# along with this program.  If not, see <http://www.gnu.org/licenses/>.
21
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# 
22
 
# Contact the authors at <mandos@fukt.bsnet.se>.
 
22
# Contact the authors at <mandos@recompile.se>.
23
23
# 
24
24
 
25
 
from __future__ import division, absolute_import, with_statement
 
25
from __future__ import (division, absolute_import, print_function,
 
26
                        unicode_literals)
26
27
 
27
28
import sys
28
29
import os
42
43
 
43
44
import locale
44
45
 
45
 
locale.setlocale(locale.LC_ALL, u'')
 
46
locale.setlocale(locale.LC_ALL, '')
46
47
 
47
48
import logging
48
49
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
49
50
 
50
51
# Some useful constants
51
 
domain = 'se.bsnet.fukt'
 
52
domain = 'se.recompile'
52
53
server_interface = domain + '.Mandos'
53
54
client_interface = domain + '.Mandos.Client'
54
 
version = "1.2.1"
 
55
version = "1.5.0"
55
56
 
56
57
# Always run in monochrome mode
57
58
urwid.curses_display.curses.has_colors = lambda : False
65
66
    "Parse an ISO 8601 date string to a datetime.datetime()"
66
67
    if not iso:
67
68
        return None
68
 
    d, t = iso.split(u"T", 1)
69
 
    year, month, day = d.split(u"-", 2)
70
 
    hour, minute, second = t.split(u":", 2)
 
69
    d, t = iso.split("T", 1)
 
70
    year, month, day = d.split("-", 2)
 
71
    hour, minute, second = t.split(":", 2)
71
72
    second, fraction = divmod(float(second), 1)
72
73
    return datetime.datetime(int(year),
73
74
                             int(month),
86
87
        self.proxy = proxy_object # Mandos Client proxy object
87
88
        
88
89
        self.properties = dict()
89
 
        self.proxy.connect_to_signal(u"PropertyChanged",
90
 
                                     self.property_changed,
91
 
                                     client_interface,
92
 
                                     byte_arrays=True)
 
90
        self.property_changed_match = (
 
91
            self.proxy.connect_to_signal("PropertyChanged",
 
92
                                         self.property_changed,
 
93
                                         client_interface,
 
94
                                         byte_arrays=True))
93
95
        
94
96
        self.properties.update(
95
97
            self.proxy.GetAll(client_interface,
96
98
                              dbus_interface = dbus.PROPERTIES_IFACE))
97
99
 
98
 
        #XXX This break good super behaviour!
 
100
        #XXX This breaks good super behaviour
99
101
#        super(MandosClientPropertyCache, self).__init__(
100
102
#            *args, **kwargs)
101
103
    
105
107
        """
106
108
        # Update properties dict with new value
107
109
        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)
108
115
 
109
116
 
110
117
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
127
134
        self.last_checker_failed = False
128
135
        
129
136
        # The widget shown normally
130
 
        self._text_widget = urwid.Text(u"")
 
137
        self._text_widget = urwid.Text("")
131
138
        # The widget shown when we have focus
132
 
        self._focus_text_widget = urwid.Text(u"")
 
139
        self._focus_text_widget = urwid.Text("")
133
140
        super(MandosClientWidget, self).__init__(
134
141
            update_hook=update_hook, delete_hook=delete_hook,
135
142
            *args, **kwargs)
137
144
        self.opened = False
138
145
        
139
146
        last_checked_ok = isoformat_to_datetime(self.properties
140
 
                                                [u"LastCheckedOK"])
 
147
                                                ["LastCheckedOK"])
141
148
        if last_checked_ok is None:
142
149
            self.last_checker_failed = True
143
150
        else:
146
153
                                        > datetime.timedelta
147
154
                                        (milliseconds=
148
155
                                         self.properties
149
 
                                         [u"Interval"]))
 
156
                                         ["Interval"]))
150
157
        
151
158
        if self.last_checker_failed:
152
159
            self.using_timer(True)
154
161
        if self.need_approval:
155
162
            self.using_timer(True)
156
163
        
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)
 
164
        self.match_objects = (
 
165
            self.proxy.connect_to_signal("CheckerCompleted",
 
166
                                         self.checker_completed,
 
167
                                         client_interface,
 
168
                                         byte_arrays=True),
 
169
            self.proxy.connect_to_signal("CheckerStarted",
 
170
                                         self.checker_started,
 
171
                                         client_interface,
 
172
                                         byte_arrays=True),
 
173
            self.proxy.connect_to_signal("GotSecret",
 
174
                                         self.got_secret,
 
175
                                         client_interface,
 
176
                                         byte_arrays=True),
 
177
            self.proxy.connect_to_signal("NeedApproval",
 
178
                                         self.need_approval,
 
179
                                         client_interface,
 
180
                                         byte_arrays=True),
 
181
            self.proxy.connect_to_signal("Rejected",
 
182
                                         self.rejected,
 
183
                                         client_interface,
 
184
                                         byte_arrays=True))
 
185
        #self.logger('Created client %s' % (self.properties["Name"]))
177
186
    
178
187
    def property_changed(self, property=None, value=None):
179
188
        super(self, MandosClientWidget).property_changed(property,
180
189
                                                         value)
181
 
        if property == u"ApprovalPending":
 
190
        if property == "ApprovalPending":
182
191
            using_timer(bool(value))
183
192
        
184
193
    def using_timer(self, flag):
191
200
        else:
192
201
            self._update_timer_callback_lock -= 1
193
202
        if old == 0 and self._update_timer_callback_lock:
 
203
            # Will update the shown timer value every second
194
204
            self._update_timer_callback_tag = (gobject.timeout_add
195
205
                                               (1000,
196
206
                                                self.update_timer))
203
213
            if self.last_checker_failed:
204
214
                self.last_checker_failed = False
205
215
                self.using_timer(False)
206
 
            #self.logger(u'Checker for client %s (command "%s")'
207
 
            #            u' was successful'
208
 
            #            % (self.properties[u"Name"], command))
 
216
            #self.logger('Checker for client %s (command "%s")'
 
217
            #            ' was successful'
 
218
            #            % (self.properties["Name"], command))
209
219
            self.update()
210
220
            return
211
221
        # Checker failed
213
223
            self.last_checker_failed = True
214
224
            self.using_timer(True)
215
225
        if os.WIFEXITED(condition):
216
 
            self.logger(u'Checker for client %s (command "%s")'
217
 
                        u' failed with exit code %s'
218
 
                        % (self.properties[u"Name"], command,
 
226
            self.logger('Checker for client %s (command "%s")'
 
227
                        ' failed with exit code %s'
 
228
                        % (self.properties["Name"], command,
219
229
                           os.WEXITSTATUS(condition)))
220
230
        elif os.WIFSIGNALED(condition):
221
 
            self.logger(u'Checker for client %s (command "%s")'
222
 
                        u' was killed by signal %s'
223
 
                        % (self.properties[u"Name"], command,
 
231
            self.logger('Checker for client %s (command "%s")'
 
232
                        ' was killed by signal %s'
 
233
                        % (self.properties["Name"], command,
224
234
                           os.WTERMSIG(condition)))
225
235
        elif os.WCOREDUMP(condition):
226
 
            self.logger(u'Checker for client %s (command "%s")'
227
 
                        u' dumped core'
228
 
                        % (self.properties[u"Name"], command))
 
236
            self.logger('Checker for client %s (command "%s")'
 
237
                        ' dumped core'
 
238
                        % (self.properties["Name"], command))
229
239
        else:
230
 
            self.logger(u'Checker for client %s completed'
231
 
                        u' mysteriously')
 
240
            self.logger('Checker for client %s completed'
 
241
                        ' mysteriously')
232
242
        self.update()
233
243
    
234
244
    def checker_started(self, command):
235
 
        #self.logger(u'Client %s started checker "%s"'
236
 
        #            % (self.properties[u"Name"], unicode(command)))
 
245
        """Server signals that a checker started. This could be useful
 
246
           to log in the future. """
 
247
        #self.logger('Client %s started checker "%s"'
 
248
        #            % (self.properties["Name"], unicode(command)))
237
249
        pass
238
250
    
239
251
    def got_secret(self):
240
252
        self.last_checker_failed = False
241
 
        self.logger(u'Client %s received its secret'
242
 
                    % self.properties[u"Name"])
 
253
        self.logger('Client %s received its secret'
 
254
                    % self.properties["Name"])
243
255
    
244
256
    def need_approval(self, timeout, default):
245
257
        if not default:
246
 
            message = u'Client %s needs approval within %s seconds'
 
258
            message = 'Client %s needs approval within %s seconds'
247
259
        else:
248
 
            message = u'Client %s will get its secret in %s seconds'
 
260
            message = 'Client %s will get its secret in %s seconds'
249
261
        self.logger(message
250
 
                    % (self.properties[u"Name"], timeout/1000))
 
262
                    % (self.properties["Name"], timeout/1000))
251
263
        self.using_timer(True)
252
264
    
253
265
    def rejected(self, reason):
254
 
        self.logger(u'Client %s was rejected; reason: %s'
255
 
                    % (self.properties[u"Name"], reason))
 
266
        self.logger('Client %s was rejected; reason: %s'
 
267
                    % (self.properties["Name"], reason))
256
268
    
257
269
    def selectable(self):
258
270
        """Make this a "selectable" widget.
259
271
        This overrides the method from urwid.FlowWidget."""
260
272
        return True
261
273
    
262
 
    def rows(self, (maxcol,), focus=False):
 
274
    def rows(self, maxcolrow, focus=False):
263
275
        """How many rows this widget will occupy might depend on
264
276
        whether we have focus or not.
265
277
        This overrides the method from urwid.FlowWidget"""
266
 
        return self.current_widget(focus).rows((maxcol,), focus=focus)
 
278
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
267
279
    
268
280
    def current_widget(self, focus=False):
269
281
        if focus or self.opened:
273
285
    def update(self):
274
286
        "Called when what is visible on the screen should be updated."
275
287
        # How to add standout mode to a style
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",
 
288
        with_standout = { "normal": "standout",
 
289
                          "bold": "bold-standout",
 
290
                          "underline-blink":
 
291
                              "underline-blink-standout",
 
292
                          "bold-underline-blink":
 
293
                              "bold-underline-blink-standout",
282
294
                          }
283
295
 
284
296
        # Rebuild focus and non-focus widgets using current properties
285
297
 
286
298
        # Base part of a client. Name!
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"]:
 
299
        base = ('%(name)s: '
 
300
                      % {"name": self.properties["Name"]})
 
301
        if not self.properties["Enabled"]:
 
302
            message = "DISABLED"
 
303
        elif self.properties["ApprovalPending"]:
292
304
            timeout = datetime.timedelta(milliseconds
293
305
                                         = self.properties
294
 
                                         [u"ApprovalDelay"])
 
306
                                         ["ApprovalDelay"])
295
307
            last_approval_request = isoformat_to_datetime(
296
 
                self.properties[u"LastApprovalRequest"])
 
308
                self.properties["LastApprovalRequest"])
297
309
            if last_approval_request is not None:
298
310
                timer = timeout - (datetime.datetime.utcnow()
299
311
                                   - last_approval_request)
300
312
            else:
301
313
                timer = datetime.timedelta()
302
 
            if self.properties[u"ApprovedByDefault"]:
303
 
                message = u"Approval in %s. (d)eny?"
 
314
            if self.properties["ApprovedByDefault"]:
 
315
                message = "Approval in %s. (d)eny?"
304
316
            else:
305
 
                message = u"Denial in %s. (a)pprove?"
 
317
                message = "Denial in %s. (a)pprove?"
306
318
            message = message % unicode(timer).rsplit(".", 1)[0]
307
319
        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'
 
320
            # When checker has failed, print a timer until client expires
 
321
            expires = self.properties["Expires"]
 
322
            if expires == "":
 
323
                timer = datetime.timedelta(0)
 
324
            else:
 
325
                expires = datetime.datetime.strptime(expires,
 
326
                                                     '%Y-%m-%dT%H:%M:%S.%f')
 
327
                timer = expires - datetime.datetime.utcnow()
 
328
            message = ('A checker has failed! Time until client'
 
329
                       ' gets disabled: %s'
318
330
                           % unicode(timer).rsplit(".", 1)[0])
319
331
        else:
320
 
            message = u"enabled"
 
332
            message = "enabled"
321
333
        self._text = "%s%s" % (base, message)
322
334
            
323
335
        if not urwid.supports_unicode():
324
336
            self._text = self._text.encode("ascii", "replace")
325
 
        textlist = [(u"normal", self._text)]
 
337
        textlist = [("normal", self._text)]
326
338
        self._text_widget.set_text(textlist)
327
339
        self._focus_text_widget.set_text([(with_standout[text[0]],
328
340
                                           text[1])
337
349
            self.update_hook()
338
350
    
339
351
    def update_timer(self):
340
 
        "called by gobject"
 
352
        """called by gobject. Will indefinitely loop until
 
353
        gobject.source_remove() on tag is called"""
341
354
        self.update()
342
355
        return True             # Keep calling this
343
356
    
344
 
    def delete(self):
 
357
    def delete(self, *args, **kwargs):
345
358
        if self._update_timer_callback_tag is not None:
346
359
            gobject.source_remove(self._update_timer_callback_tag)
347
360
            self._update_timer_callback_tag = None
 
361
        for match in self.match_objects:
 
362
            match.remove()
 
363
        self.match_objects = ()
348
364
        if self.delete_hook is not None:
349
365
            self.delete_hook(self)
 
366
        return super(MandosClientWidget, self).delete(*args, **kwargs)
350
367
    
351
 
    def render(self, (maxcol,), focus=False):
 
368
    def render(self, maxcolrow, focus=False):
352
369
        """Render differently if we have focus.
353
370
        This overrides the method from urwid.FlowWidget"""
354
 
        return self.current_widget(focus).render((maxcol,),
 
371
        return self.current_widget(focus).render(maxcolrow,
355
372
                                                 focus=focus)
356
373
    
357
 
    def keypress(self, (maxcol,), key):
 
374
    def keypress(self, maxcolrow, key):
358
375
        """Handle keys.
359
376
        This overrides the method from urwid.FlowWidget"""
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":
 
377
        if key == "+":
 
378
            self.proxy.Enable(dbus_interface = client_interface,
 
379
                              ignore_reply=True)
 
380
        elif key == "-":
 
381
            self.proxy.Disable(dbus_interface = client_interface,
 
382
                               ignore_reply=True)
 
383
        elif key == "a":
365
384
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
366
 
                               dbus_interface = client_interface)
367
 
        elif key == u"d":
 
385
                               dbus_interface = client_interface,
 
386
                               ignore_reply=True)
 
387
        elif key == "d":
368
388
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
369
 
                                  dbus_interface = client_interface)
370
 
        elif key == u"R" or key == u"_" or key == u"ctrl k":
 
389
                                  dbus_interface = client_interface,
 
390
                               ignore_reply=True)
 
391
        elif key == "R" or key == "_" or key == "ctrl k":
371
392
            self.server_proxy_object.RemoveClient(self.proxy
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)
 
393
                                                  .object_path,
 
394
                                                  ignore_reply=True)
 
395
        elif key == "s":
 
396
            self.proxy.StartChecker(dbus_interface = client_interface,
 
397
                                    ignore_reply=True)
 
398
        elif key == "S":
 
399
            self.proxy.StopChecker(dbus_interface = client_interface,
 
400
                                   ignore_reply=True)
 
401
        elif key == "C":
 
402
            self.proxy.CheckedOK(dbus_interface = client_interface,
 
403
                                 ignore_reply=True)
379
404
        # xxx
380
 
#         elif key == u"p" or key == "=":
 
405
#         elif key == "p" or key == "=":
381
406
#             self.proxy.pause()
382
 
#         elif key == u"u" or key == ":":
 
407
#         elif key == "u" or key == ":":
383
408
#             self.proxy.unpause()
384
 
#         elif key == u"RET":
 
409
#         elif key == "RET":
385
410
#             self.open()
386
411
        else:
387
412
            return key
403
428
    "down" key presses, thus not allowing any containing widgets to
404
429
    use them as an excuse to shift focus away from this widget.
405
430
    """
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"):
 
431
    def keypress(self, maxcolrow, key):
 
432
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
 
433
        if ret in ("up", "down"):
410
434
            return
411
435
        return ret
412
436
 
421
445
        self.screen = urwid.curses_display.Screen()
422
446
        
423
447
        self.screen.register_palette((
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")),
 
448
                ("normal",
 
449
                 "default", "default", None),
 
450
                ("bold",
 
451
                 "default", "default", "bold"),
 
452
                ("underline-blink",
 
453
                 "default", "default", "underline"),
 
454
                ("standout",
 
455
                 "default", "default", "standout"),
 
456
                ("bold-underline-blink",
 
457
                 "default", "default", ("bold", "underline")),
 
458
                ("bold-standout",
 
459
                 "default", "default", ("bold", "standout")),
 
460
                ("underline-blink-standout",
 
461
                 "default", "default", ("underline", "standout")),
 
462
                ("bold-underline-blink-standout",
 
463
                 "default", "default", ("bold", "underline",
 
464
                                          "standout")),
441
465
                ))
442
466
        
443
467
        if urwid.supports_unicode():
444
 
            self.divider = u"─" # \u2500
445
 
            #self.divider = u"━" # \u2501
 
468
            self.divider = "─" # \u2500
 
469
            #self.divider = "━" # \u2501
446
470
        else:
447
 
            #self.divider = u"-" # \u002d
448
 
            self.divider = u"_" # \u005f
 
471
            #self.divider = "-" # \u002d
 
472
            self.divider = "_" # \u005f
449
473
        
450
474
        self.screen.start()
451
475
        
465
489
        # This keeps track of whether self.uilist currently has
466
490
        # self.logbox in it or not
467
491
        self.log_visible = True
468
 
        self.log_wrap = u"any"
 
492
        self.log_wrap = "any"
469
493
        
470
494
        self.rebuild()
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"))
 
495
        self.log_message_raw(("bold",
 
496
                              "Mandos Monitor version " + version))
 
497
        self.log_message_raw(("bold",
 
498
                              "q: Quit  ?: Help"))
475
499
        
476
500
        self.busname = domain + '.Mandos'
477
501
        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)
520
502
    
521
503
    def client_not_found(self, fingerprint, address):
522
 
        self.log_message((u"Client with address %s and fingerprint %s"
523
 
                          u" could not be found" % (address,
 
504
        self.log_message(("Client with address %s and fingerprint %s"
 
505
                          " could not be found" % (address,
524
506
                                                    fingerprint)))
525
507
    
526
508
    def rebuild(self):
537
519
                                                     self.divider)))
538
520
        if self.log_visible:
539
521
            self.uilist.append(self.logbox)
540
 
            pass
541
522
        self.topwidget = urwid.Pile(self.uilist)
542
523
    
543
524
    def log_message(self, message):
544
525
        timestamp = datetime.datetime.now().isoformat()
545
 
        self.log_message_raw(timestamp + u": " + message)
 
526
        self.log_message_raw(timestamp + ": " + message)
546
527
    
547
528
    def log_message_raw(self, markup):
548
529
        """Add a log message to the log buffer."""
551
532
            and len(self.log) > self.max_log_length):
552
533
            del self.log[0:len(self.log)-self.max_log_length-1]
553
534
        self.logbox.set_focus(len(self.logbox.body.contents),
554
 
                              coming_from=u"above")
 
535
                              coming_from="above")
555
536
        self.refresh()
556
537
    
557
538
    def toggle_log_display(self):
558
539
        """Toggle visibility of the log buffer."""
559
540
        self.log_visible = not self.log_visible
560
541
        self.rebuild()
561
 
        #self.log_message(u"Log visibility changed to: "
 
542
        #self.log_message("Log visibility changed to: "
562
543
        #                 + unicode(self.log_visible))
563
544
    
564
545
    def change_log_display(self):
565
546
        """Change type of log display.
566
547
        Currently, this toggles wrapping of text lines."""
567
 
        if self.log_wrap == u"clip":
568
 
            self.log_wrap = u"any"
 
548
        if self.log_wrap == "clip":
 
549
            self.log_wrap = "any"
569
550
        else:
570
 
            self.log_wrap = u"clip"
 
551
            self.log_wrap = "clip"
571
552
        for textwidget in self.log:
572
553
            textwidget.set_wrap_mode(self.log_wrap)
573
 
        #self.log_message(u"Wrap mode: " + self.log_wrap)
 
554
        #self.log_message("Wrap mode: " + self.log_wrap)
574
555
    
575
556
    def find_and_remove_client(self, path, name):
576
 
        """Find an client from its object path and remove it.
 
557
        """Find a client by its object path and remove it.
577
558
        
578
559
        This is connected to the ClientRemoved signal from the
579
560
        Mandos server object."""
581
562
            client = self.clients_dict[path]
582
563
        except KeyError:
583
564
            # not found?
 
565
            self.log_message("Unknown client %r (%r) removed", name,
 
566
                             path)
584
567
            return
585
 
        self.remove_client(client, path)
 
568
        client.delete()
586
569
    
587
570
    def add_new_client(self, path):
588
571
        client_proxy_object = self.bus.get_object(self.busname, path)
603
586
        if path is None:
604
587
            path = client.proxy.object_path
605
588
        self.clients_dict[path] = client
606
 
        self.clients.sort(None, lambda c: c.properties[u"Name"])
 
589
        self.clients.sort(None, lambda c: c.properties["Name"])
607
590
        self.refresh()
608
591
    
609
592
    def remove_client(self, client, path=None):
625
608
    
626
609
    def run(self):
627
610
        """Start the main loop and exit when it's done."""
 
611
        self.bus = dbus.SystemBus()
 
612
        mandos_dbus_objc = self.bus.get_object(
 
613
            self.busname, "/", follow_name_owner_changes=True)
 
614
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
615
                                          dbus_interface
 
616
                                          = server_interface)
 
617
        try:
 
618
            mandos_clients = (self.mandos_serv
 
619
                              .GetAllClientsWithProperties())
 
620
        except dbus.exceptions.DBusException:
 
621
            mandos_clients = dbus.Dictionary()
 
622
        
 
623
        (self.mandos_serv
 
624
         .connect_to_signal("ClientRemoved",
 
625
                            self.find_and_remove_client,
 
626
                            dbus_interface=server_interface,
 
627
                            byte_arrays=True))
 
628
        (self.mandos_serv
 
629
         .connect_to_signal("ClientAdded",
 
630
                            self.add_new_client,
 
631
                            dbus_interface=server_interface,
 
632
                            byte_arrays=True))
 
633
        (self.mandos_serv
 
634
         .connect_to_signal("ClientNotFound",
 
635
                            self.client_not_found,
 
636
                            dbus_interface=server_interface,
 
637
                            byte_arrays=True))
 
638
        for path, client in mandos_clients.iteritems():
 
639
            client_proxy_object = self.bus.get_object(self.busname,
 
640
                                                      path)
 
641
            self.add_client(MandosClientWidget(server_proxy_object
 
642
                                               =self.mandos_serv,
 
643
                                               proxy_object
 
644
                                               =client_proxy_object,
 
645
                                               properties=client,
 
646
                                               update_hook
 
647
                                               =self.refresh,
 
648
                                               delete_hook
 
649
                                               =self.remove_client,
 
650
                                               logger
 
651
                                               =self.log_message),
 
652
                            path=path)
 
653
 
628
654
        self.refresh()
629
655
        self._input_callback_tag = (gobject.io_add_watch
630
656
                                    (sys.stdin.fileno(),
640
666
    
641
667
    def process_input(self, source, condition):
642
668
        keys = self.screen.get_input()
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
 
669
        translations = { "ctrl n": "down",      # Emacs
 
670
                         "ctrl p": "up",        # Emacs
 
671
                         "ctrl v": "page down", # Emacs
 
672
                         "meta v": "page up",   # Emacs
 
673
                         " ": "page down",      # less
 
674
                         "f": "page down",      # less
 
675
                         "b": "page up",        # less
 
676
                         "j": "down",           # vi
 
677
                         "k": "up",             # vi
652
678
                         }
653
679
        for key in keys:
654
680
            try:
656
682
            except KeyError:    # :-)
657
683
                pass
658
684
            
659
 
            if key == u"q" or key == u"Q":
 
685
            if key == "q" or key == "Q":
660
686
                self.stop()
661
687
                break
662
 
            elif key == u"window resize":
 
688
            elif key == "window resize":
663
689
                self.size = self.screen.get_cols_rows()
664
690
                self.refresh()
665
 
            elif key == u"\f":  # Ctrl-L
 
691
            elif key == "\f":  # Ctrl-L
666
692
                self.refresh()
667
 
            elif key == u"l" or key == u"D":
 
693
            elif key == "l" or key == "D":
668
694
                self.toggle_log_display()
669
695
                self.refresh()
670
 
            elif key == u"w" or key == u"i":
 
696
            elif key == "w" or key == "i":
671
697
                self.change_log_display()
672
698
                self.refresh()
673
 
            elif key == u"?" or key == u"f1" or key == u"esc":
 
699
            elif key == "?" or key == "f1" or key == "esc":
674
700
                if not self.log_visible:
675
701
                    self.log_visible = True
676
702
                    self.rebuild()
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"))))
 
703
                self.log_message_raw(("bold",
 
704
                                      "  ".
 
705
                                      join(("q: Quit",
 
706
                                            "?: Help",
 
707
                                            "l: Log window toggle",
 
708
                                            "TAB: Switch window",
 
709
                                            "w: Wrap (log)"))))
 
710
                self.log_message_raw(("bold",
 
711
                                      "  "
 
712
                                      .join(("Clients:",
 
713
                                             "+: Enable",
 
714
                                             "-: Disable",
 
715
                                             "R: Remove",
 
716
                                             "s: Start new checker",
 
717
                                             "S: Stop checker",
 
718
                                             "C: Checker OK",
 
719
                                             "a: Approve",
 
720
                                             "d: Deny"))))
695
721
                self.refresh()
696
 
            elif key == u"tab":
 
722
            elif key == "tab":
697
723
                if self.topwidget.get_focus() is self.logbox:
698
724
                    self.topwidget.set_focus(0)
699
725
                else:
700
726
                    self.topwidget.set_focus(self.logbox)
701
727
                self.refresh()
702
 
            #elif (key == u"end" or key == u"meta >" or key == u"G"
703
 
            #      or key == u">"):
 
728
            #elif (key == "end" or key == "meta >" or key == "G"
 
729
            #      or key == ">"):
704
730
            #    pass            # xxx end-of-buffer
705
 
            #elif (key == u"home" or key == u"meta <" or key == u"g"
706
 
            #      or key == u"<"):
 
731
            #elif (key == "home" or key == "meta <" or key == "g"
 
732
            #      or key == "<"):
707
733
            #    pass            # xxx beginning-of-buffer
708
 
            #elif key == u"ctrl e" or key == u"$":
 
734
            #elif key == "ctrl e" or key == "$":
709
735
            #    pass            # xxx move-end-of-line
710
 
            #elif key == u"ctrl a" or key == u"^":
 
736
            #elif key == "ctrl a" or key == "^":
711
737
            #    pass            # xxx move-beginning-of-line
712
 
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
 
738
            #elif key == "ctrl b" or key == "meta (" or key == "h":
713
739
            #    pass            # xxx left
714
 
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
 
740
            #elif key == "ctrl f" or key == "meta )" or key == "l":
715
741
            #    pass            # xxx right
716
 
            #elif key == u"a":
 
742
            #elif key == "a":
717
743
            #    pass            # scroll up log
718
 
            #elif key == u"z":
 
744
            #elif key == "z":
719
745
            #    pass            # scroll down log
720
746
            elif self.topwidget.selectable():
721
747
                self.topwidget.keypress(self.size, key)