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  • Committer: Teddy Hogeborn
  • Date: 2010-09-05 20:19:02 UTC
  • mfrom: (416.1.2 mandos)
  • Revision ID: teddy@fukt.bsnet.se-20100905201902-ivwsc01ecaaqlqg4
* mandos (AvahiService.entry_group_state_changed): Better debug log
                                                   message.
  (AvahiService.server_state_changed): Added debug log message.

* mandos-monitor (isoformat_to_datetime): New function.
  (MandosClientWidget): Show a countdown to disabling if last checker
                        failed.

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mandos-monitor
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1
#!/usr/bin/python
2
2
# -*- mode: python; coding: utf-8 -*-
3
 
# 
4
 
# Mandos Monitor - Control and monitor the Mandos server
5
 
# 
6
 
# Copyright © 2009-2012 Teddy Hogeborn
7
 
# Copyright © 2009-2012 Björn Påhlsson
8
 
# 
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.
13
 
#
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.
18
 
# 
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/>.
21
 
# 
22
 
# Contact the authors at <mandos@recompile.se>.
23
 
# 
24
3
 
25
 
from __future__ import (division, absolute_import, print_function,
26
 
                        unicode_literals)
 
4
from __future__ import division, absolute_import, with_statement
27
5
 
28
6
import sys
29
7
import os
43
21
 
44
22
import locale
45
23
 
46
 
locale.setlocale(locale.LC_ALL, '')
47
 
 
48
 
import logging
49
 
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
 
24
locale.setlocale(locale.LC_ALL, u'')
50
25
 
51
26
# Some useful constants
52
 
domain = 'se.recompile'
 
27
domain = 'se.bsnet.fukt'
53
28
server_interface = domain + '.Mandos'
54
29
client_interface = domain + '.Mandos.Client'
55
 
version = "1.5.3"
 
30
version = "1.0.14"
56
31
 
57
32
# Always run in monochrome mode
58
33
urwid.curses_display.curses.has_colors = lambda : False
66
41
    "Parse an ISO 8601 date string to a datetime.datetime()"
67
42
    if not iso:
68
43
        return None
69
 
    d, t = iso.split("T", 1)
70
 
    year, month, day = d.split("-", 2)
71
 
    hour, minute, second = t.split(":", 2)
 
44
    d, t = iso.split(u"T", 1)
 
45
    year, month, day = d.split(u"-", 2)
 
46
    hour, minute, second = t.split(u":", 2)
72
47
    second, fraction = divmod(float(second), 1)
73
48
    return datetime.datetime(int(year),
74
49
                             int(month),
87
62
        self.proxy = proxy_object # Mandos Client proxy object
88
63
        
89
64
        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))
 
65
        self.proxy.connect_to_signal(u"PropertyChanged",
 
66
                                     self.property_changed,
 
67
                                     client_interface,
 
68
                                     byte_arrays=True)
95
69
        
96
70
        self.properties.update(
97
71
            self.proxy.GetAll(client_interface,
98
72
                              dbus_interface = dbus.PROPERTIES_IFACE))
99
 
 
100
 
        #XXX This breaks good super behaviour
101
 
#        super(MandosClientPropertyCache, self).__init__(
102
 
#            *args, **kwargs)
 
73
        super(MandosClientPropertyCache, self).__init__(
 
74
            proxy_object=proxy_object, *args, **kwargs)
103
75
    
104
76
    def property_changed(self, property=None, value=None):
105
77
        """This is called whenever we get a PropertyChanged signal
107
79
        """
108
80
        # Update properties dict with new value
109
81
        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
82
 
116
83
 
117
84
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
130
97
        self.logger = logger
131
98
        
132
99
        self._update_timer_callback_tag = None
133
 
        self._update_timer_callback_lock = 0
 
100
        self.last_checker_failed = False
134
101
        
135
102
        # The widget shown normally
136
 
        self._text_widget = urwid.Text("")
 
103
        self._text_widget = urwid.Text(u"")
137
104
        # The widget shown when we have focus
138
 
        self._focus_text_widget = urwid.Text("")
 
105
        self._focus_text_widget = urwid.Text(u"")
139
106
        super(MandosClientWidget, self).__init__(
140
107
            update_hook=update_hook, delete_hook=delete_hook,
141
108
            *args, **kwargs)
142
109
        self.update()
143
110
        self.opened = False
144
 
        
 
111
        self.proxy.connect_to_signal(u"CheckerCompleted",
 
112
                                     self.checker_completed,
 
113
                                     client_interface,
 
114
                                     byte_arrays=True)
 
115
        self.proxy.connect_to_signal(u"CheckerStarted",
 
116
                                     self.checker_started,
 
117
                                     client_interface,
 
118
                                     byte_arrays=True)
 
119
        self.proxy.connect_to_signal(u"GotSecret",
 
120
                                     self.got_secret,
 
121
                                     client_interface,
 
122
                                     byte_arrays=True)
 
123
        self.proxy.connect_to_signal(u"Rejected",
 
124
                                     self.rejected,
 
125
                                     client_interface,
 
126
                                     byte_arrays=True)
145
127
        last_checked_ok = isoformat_to_datetime(self.properties
146
 
                                                ["LastCheckedOK"])
147
 
        
148
 
        if self.properties ["LastCheckerStatus"] != 0:
149
 
            self.using_timer(True)
150
 
        
151
 
        if self.need_approval:
152
 
            self.using_timer(True)
153
 
        
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 %s' % (self.properties["Name"]))
176
 
    
177
 
    def property_changed(self, property=None, value=None):
178
 
        super(self, MandosClientWidget).property_changed(property,
179
 
                                                         value)
180
 
        if property == "ApprovalPending":
181
 
            using_timer(bool(value))
182
 
        if property == "LastCheckerStatus":
183
 
            using_timer(value != 0)
184
 
            #self.logger('Checker for client %s (command "%s")'
185
 
            #            ' was successful'
186
 
            #            % (self.properties["Name"], command))
187
 
    
188
 
    def using_timer(self, flag):
189
 
        """Call this method with True or False when timer should be
190
 
        activated or deactivated.
191
 
        """
192
 
        old = self._update_timer_callback_lock
193
 
        if flag:
194
 
            self._update_timer_callback_lock += 1
 
128
                                                ["last_checked_ok"])
 
129
        if last_checked_ok is None:
 
130
            self.last_checker_failed = True
195
131
        else:
196
 
            self._update_timer_callback_lock -= 1
197
 
        if old == 0 and self._update_timer_callback_lock:
198
 
            # Will update the shown timer value every second
 
132
            self.last_checker_failed = ((datetime.datetime.utcnow()
 
133
                                         - last_checked_ok)
 
134
                                        > datetime.timedelta
 
135
                                        (milliseconds=
 
136
                                         self.properties["interval"]))
 
137
        if self.last_checker_failed:
199
138
            self._update_timer_callback_tag = (gobject.timeout_add
200
139
                                               (1000,
201
140
                                                self.update_timer))
202
 
        elif old and self._update_timer_callback_lock == 0:
203
 
            gobject.source_remove(self._update_timer_callback_tag)
204
 
            self._update_timer_callback_tag = None
205
141
    
206
142
    def checker_completed(self, exitstatus, condition, command):
207
143
        if exitstatus == 0:
 
144
            if self.last_checker_failed:
 
145
                self.last_checker_failed = False
 
146
                gobject.source_remove(self._update_timer_callback_tag)
 
147
                self._update_timer_callback_tag = None
 
148
            self.logger(u'Checker for client %s (command "%s")'
 
149
                        u' was successful'
 
150
                        % (self.properties[u"name"], command))
208
151
            self.update()
209
152
            return
210
153
        # Checker failed
 
154
        if not self.last_checker_failed:
 
155
            self.last_checker_failed = True
 
156
            self._update_timer_callback_tag = (gobject.timeout_add
 
157
                                               (1000,
 
158
                                                self.update_timer))
211
159
        if os.WIFEXITED(condition):
212
 
            self.logger('Checker for client %s (command "%s")'
213
 
                        ' failed with exit code %s'
214
 
                        % (self.properties["Name"], command,
 
160
            self.logger(u'Checker for client %s (command "%s")'
 
161
                        u' failed with exit code %s'
 
162
                        % (self.properties[u"name"], command,
215
163
                           os.WEXITSTATUS(condition)))
216
164
        elif os.WIFSIGNALED(condition):
217
 
            self.logger('Checker for client %s (command "%s")'
218
 
                        ' was killed by signal %s'
219
 
                        % (self.properties["Name"], command,
 
165
            self.logger(u'Checker for client %s (command "%s")'
 
166
                        u' was killed by signal %s'
 
167
                        % (self.properties[u"name"], command,
220
168
                           os.WTERMSIG(condition)))
221
169
        elif os.WCOREDUMP(condition):
222
 
            self.logger('Checker for client %s (command "%s")'
223
 
                        ' dumped core'
224
 
                        % (self.properties["Name"], command))
 
170
            self.logger(u'Checker for client %s (command "%s")'
 
171
                        u' dumped core'
 
172
                        % (self.properties[u"name"], command))
225
173
        else:
226
 
            self.logger('Checker for client %s completed'
227
 
                        ' mysteriously')
 
174
            self.logger(u'Checker for client %s completed mysteriously')
228
175
        self.update()
229
176
    
230
177
    def checker_started(self, command):
231
 
        """Server signals that a checker started. This could be useful
232
 
           to log in the future. """
233
 
        #self.logger('Client %s started checker "%s"'
234
 
        #            % (self.properties["Name"], unicode(command)))
235
 
        pass
 
178
        self.logger(u'Client %s started checker "%s"'
 
179
                    % (self.properties[u"name"], unicode(command)))
236
180
    
237
181
    def got_secret(self):
238
 
        self.logger('Client %s received its secret'
239
 
                    % self.properties["Name"])
240
 
    
241
 
    def need_approval(self, timeout, default):
242
 
        if not default:
243
 
            message = 'Client %s needs approval within %s seconds'
244
 
        else:
245
 
            message = 'Client %s will get its secret in %s seconds'
246
 
        self.logger(message
247
 
                    % (self.properties["Name"], timeout/1000))
248
 
        self.using_timer(True)
249
 
    
250
 
    def rejected(self, reason):
251
 
        self.logger('Client %s was rejected; reason: %s'
252
 
                    % (self.properties["Name"], reason))
 
182
        self.logger(u'Client %s received its secret'
 
183
                    % self.properties[u"name"])
 
184
    
 
185
    def rejected(self):
 
186
        self.logger(u'Client %s was rejected'
 
187
                    % self.properties[u"name"])
253
188
    
254
189
    def selectable(self):
255
190
        """Make this a "selectable" widget.
256
191
        This overrides the method from urwid.FlowWidget."""
257
192
        return True
258
193
    
259
 
    def rows(self, maxcolrow, focus=False):
 
194
    def rows(self, (maxcol,), focus=False):
260
195
        """How many rows this widget will occupy might depend on
261
196
        whether we have focus or not.
262
197
        This overrides the method from urwid.FlowWidget"""
263
 
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
 
198
        return self.current_widget(focus).rows((maxcol,), focus=focus)
264
199
    
265
200
    def current_widget(self, focus=False):
266
201
        if focus or self.opened:
270
205
    def update(self):
271
206
        "Called when what is visible on the screen should be updated."
272
207
        # How to add standout mode to a style
273
 
        with_standout = { "normal": "standout",
274
 
                          "bold": "bold-standout",
275
 
                          "underline-blink":
276
 
                              "underline-blink-standout",
277
 
                          "bold-underline-blink":
278
 
                              "bold-underline-blink-standout",
 
208
        with_standout = { u"normal": u"standout",
 
209
                          u"bold": u"bold-standout",
 
210
                          u"underline-blink":
 
211
                              u"underline-blink-standout",
 
212
                          u"bold-underline-blink":
 
213
                              u"bold-underline-blink-standout",
279
214
                          }
280
 
 
 
215
        
281
216
        # Rebuild focus and non-focus widgets using current properties
282
 
 
283
 
        # Base part of a client. Name!
284
 
        base = ('%(name)s: '
285
 
                      % {"name": self.properties["Name"]})
286
 
        if not self.properties["Enabled"]:
287
 
            message = "DISABLED"
288
 
        elif self.properties["ApprovalPending"]:
289
 
            timeout = datetime.timedelta(milliseconds
290
 
                                         = self.properties
291
 
                                         ["ApprovalDelay"])
292
 
            last_approval_request = isoformat_to_datetime(
293
 
                self.properties["LastApprovalRequest"])
294
 
            if last_approval_request is not None:
295
 
                timer = timeout - (datetime.datetime.utcnow()
296
 
                                   - last_approval_request)
297
 
            else:
298
 
                timer = datetime.timedelta()
299
 
            if self.properties["ApprovedByDefault"]:
300
 
                message = "Approval in %s. (d)eny?"
301
 
            else:
302
 
                message = "Denial in %s. (a)pprove?"
303
 
            message = message % unicode(timer).rsplit(".", 1)[0]
304
 
        elif self.properties["LastCheckerStatus"] != 0:
305
 
            # When checker has failed, print a timer until client expires
306
 
            expires = self.properties["Expires"]
307
 
            if expires == "":
308
 
                timer = datetime.timedelta(0)
309
 
            else:
310
 
                expires = datetime.datetime.strptime(expires,
311
 
                                                     '%Y-%m-%dT%H:%M:%S.%f')
312
 
                timer = expires - datetime.datetime.utcnow()
313
 
            message = ('A checker has failed! Time until client'
314
 
                       ' gets disabled: %s'
315
 
                           % unicode(timer).rsplit(".", 1)[0])
316
 
        else:
317
 
            message = "enabled"
318
 
        self._text = "%s%s" % (base, message)
319
 
            
 
217
        self._text = (u'%(name)s: %(enabled)s%(timer)s'
 
218
                      % { u"name": self.properties[u"name"],
 
219
                          u"enabled":
 
220
                              (u"enabled"
 
221
                               if self.properties[u"enabled"]
 
222
                               else u"DISABLED"),
 
223
                          u"timer": (unicode(datetime.timedelta
 
224
                                             (milliseconds =
 
225
                                              self.properties
 
226
                                              [u"timeout"])
 
227
                                             - (datetime.datetime
 
228
                                                .utcnow()
 
229
                                                - isoformat_to_datetime
 
230
                                                (max((self.properties
 
231
                                                 ["last_checked_ok"]
 
232
                                                 or
 
233
                                                 self.properties
 
234
                                                 ["created"]),
 
235
                                                    self.properties[u"last_enabled"]))))
 
236
                                     if (self.last_checker_failed
 
237
                                         and self.properties
 
238
                                         [u"enabled"])
 
239
                                     else u"")})
320
240
        if not urwid.supports_unicode():
321
241
            self._text = self._text.encode("ascii", "replace")
322
 
        textlist = [("normal", self._text)]
 
242
        textlist = [(u"normal", self._text)]
323
243
        self._text_widget.set_text(textlist)
324
244
        self._focus_text_widget.set_text([(with_standout[text[0]],
325
245
                                           text[1])
334
254
            self.update_hook()
335
255
    
336
256
    def update_timer(self):
337
 
        """called by gobject. Will indefinitely loop until
338
 
        gobject.source_remove() on tag is called"""
 
257
        "called by gobject"
339
258
        self.update()
340
259
        return True             # Keep calling this
341
260
    
342
 
    def delete(self, *args, **kwargs):
 
261
    def delete(self):
343
262
        if self._update_timer_callback_tag is not None:
344
263
            gobject.source_remove(self._update_timer_callback_tag)
345
264
            self._update_timer_callback_tag = None
346
 
        for match in self.match_objects:
347
 
            match.remove()
348
 
        self.match_objects = ()
349
265
        if self.delete_hook is not None:
350
266
            self.delete_hook(self)
351
 
        return super(MandosClientWidget, self).delete(*args, **kwargs)
352
267
    
353
 
    def render(self, maxcolrow, focus=False):
 
268
    def render(self, (maxcol,), focus=False):
354
269
        """Render differently if we have focus.
355
270
        This overrides the method from urwid.FlowWidget"""
356
 
        return self.current_widget(focus).render(maxcolrow,
 
271
        return self.current_widget(focus).render((maxcol,),
357
272
                                                 focus=focus)
358
273
    
359
 
    def keypress(self, maxcolrow, key):
 
274
    def keypress(self, (maxcol,), key):
360
275
        """Handle keys.
361
276
        This overrides the method from urwid.FlowWidget"""
362
 
        if key == "+":
363
 
            self.proxy.Enable(dbus_interface = client_interface,
364
 
                              ignore_reply=True)
365
 
        elif key == "-":
366
 
            self.proxy.Disable(dbus_interface = client_interface,
367
 
                               ignore_reply=True)
368
 
        elif key == "a":
369
 
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
370
 
                               dbus_interface = client_interface,
371
 
                               ignore_reply=True)
372
 
        elif key == "d":
373
 
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
374
 
                                  dbus_interface = client_interface,
375
 
                               ignore_reply=True)
376
 
        elif key == "R" or key == "_" or key == "ctrl k":
 
277
        if key == u"e" or key == u"+":
 
278
            self.proxy.Enable()
 
279
        elif key == u"d" or key == u"-":
 
280
            self.proxy.Disable()
 
281
        elif key == u"r" or key == u"_" or key == u"ctrl k":
377
282
            self.server_proxy_object.RemoveClient(self.proxy
378
 
                                                  .object_path,
379
 
                                                  ignore_reply=True)
380
 
        elif key == "s":
381
 
            self.proxy.StartChecker(dbus_interface = client_interface,
382
 
                                    ignore_reply=True)
383
 
        elif key == "S":
384
 
            self.proxy.StopChecker(dbus_interface = client_interface,
385
 
                                   ignore_reply=True)
386
 
        elif key == "C":
387
 
            self.proxy.CheckedOK(dbus_interface = client_interface,
388
 
                                 ignore_reply=True)
 
283
                                                  .object_path)
 
284
        elif key == u"s":
 
285
            self.proxy.StartChecker()
 
286
        elif key == u"S":
 
287
            self.proxy.StopChecker()
 
288
        elif key == u"C":
 
289
            self.proxy.CheckedOK()
389
290
        # xxx
390
 
#         elif key == "p" or key == "=":
 
291
#         elif key == u"p" or key == "=":
391
292
#             self.proxy.pause()
392
 
#         elif key == "u" or key == ":":
 
293
#         elif key == u"u" or key == ":":
393
294
#             self.proxy.unpause()
394
 
#         elif key == "RET":
 
295
#         elif key == u"RET":
395
296
#             self.open()
396
297
        else:
397
298
            return key
413
314
    "down" key presses, thus not allowing any containing widgets to
414
315
    use them as an excuse to shift focus away from this widget.
415
316
    """
416
 
    def keypress(self, maxcolrow, key):
417
 
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
418
 
        if ret in ("up", "down"):
 
317
    def keypress(self, (maxcol, maxrow), key):
 
318
        ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
 
319
        if ret in (u"up", u"down"):
419
320
            return
420
321
        return ret
421
322
 
430
331
        self.screen = urwid.curses_display.Screen()
431
332
        
432
333
        self.screen.register_palette((
433
 
                ("normal",
434
 
                 "default", "default", None),
435
 
                ("bold",
436
 
                 "default", "default", "bold"),
437
 
                ("underline-blink",
438
 
                 "default", "default", "underline"),
439
 
                ("standout",
440
 
                 "default", "default", "standout"),
441
 
                ("bold-underline-blink",
442
 
                 "default", "default", ("bold", "underline")),
443
 
                ("bold-standout",
444
 
                 "default", "default", ("bold", "standout")),
445
 
                ("underline-blink-standout",
446
 
                 "default", "default", ("underline", "standout")),
447
 
                ("bold-underline-blink-standout",
448
 
                 "default", "default", ("bold", "underline",
449
 
                                          "standout")),
 
334
                (u"normal",
 
335
                 u"default", u"default", None),
 
336
                (u"bold",
 
337
                 u"default", u"default", u"bold"),
 
338
                (u"underline-blink",
 
339
                 u"default", u"default", u"underline"),
 
340
                (u"standout",
 
341
                 u"default", u"default", u"standout"),
 
342
                (u"bold-underline-blink",
 
343
                 u"default", u"default", (u"bold", u"underline")),
 
344
                (u"bold-standout",
 
345
                 u"default", u"default", (u"bold", u"standout")),
 
346
                (u"underline-blink-standout",
 
347
                 u"default", u"default", (u"underline", u"standout")),
 
348
                (u"bold-underline-blink-standout",
 
349
                 u"default", u"default", (u"bold", u"underline",
 
350
                                          u"standout")),
450
351
                ))
451
352
        
452
353
        if urwid.supports_unicode():
453
 
            self.divider = "─" # \u2500
454
 
            #self.divider = "━" # \u2501
 
354
            self.divider = u"─" # \u2500
 
355
            #self.divider = u"━" # \u2501
455
356
        else:
456
 
            #self.divider = "-" # \u002d
457
 
            self.divider = "_" # \u005f
 
357
            #self.divider = u"-" # \u002d
 
358
            self.divider = u"_" # \u005f
458
359
        
459
360
        self.screen.start()
460
361
        
474
375
        # This keeps track of whether self.uilist currently has
475
376
        # self.logbox in it or not
476
377
        self.log_visible = True
477
 
        self.log_wrap = "any"
 
378
        self.log_wrap = u"any"
478
379
        
479
380
        self.rebuild()
480
 
        self.log_message_raw(("bold",
481
 
                              "Mandos Monitor version " + version))
482
 
        self.log_message_raw(("bold",
483
 
                              "q: Quit  ?: Help"))
 
381
        self.log_message_raw((u"bold",
 
382
                              u"Mandos Monitor version " + version))
 
383
        self.log_message_raw((u"bold",
 
384
                              u"q: Quit  ?: Help"))
484
385
        
485
386
        self.busname = domain + '.Mandos'
486
387
        self.main_loop = gobject.MainLoop()
 
388
        self.bus = dbus.SystemBus()
 
389
        mandos_dbus_objc = self.bus.get_object(
 
390
            self.busname, u"/", follow_name_owner_changes=True)
 
391
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
392
                                          dbus_interface
 
393
                                          = server_interface)
 
394
        try:
 
395
            mandos_clients = (self.mandos_serv
 
396
                              .GetAllClientsWithProperties())
 
397
        except dbus.exceptions.DBusException:
 
398
            mandos_clients = dbus.Dictionary()
 
399
        
 
400
        (self.mandos_serv
 
401
         .connect_to_signal(u"ClientRemoved",
 
402
                            self.find_and_remove_client,
 
403
                            dbus_interface=server_interface,
 
404
                            byte_arrays=True))
 
405
        (self.mandos_serv
 
406
         .connect_to_signal(u"ClientAdded",
 
407
                            self.add_new_client,
 
408
                            dbus_interface=server_interface,
 
409
                            byte_arrays=True))
 
410
        (self.mandos_serv
 
411
         .connect_to_signal(u"ClientNotFound",
 
412
                            self.client_not_found,
 
413
                            dbus_interface=server_interface,
 
414
                            byte_arrays=True))
 
415
        for path, client in mandos_clients.iteritems():
 
416
            client_proxy_object = self.bus.get_object(self.busname,
 
417
                                                      path)
 
418
            self.add_client(MandosClientWidget(server_proxy_object
 
419
                                               =self.mandos_serv,
 
420
                                               proxy_object
 
421
                                               =client_proxy_object,
 
422
                                               properties=client,
 
423
                                               update_hook
 
424
                                               =self.refresh,
 
425
                                               delete_hook
 
426
                                               =self.remove_client,
 
427
                                               logger
 
428
                                               =self.log_message),
 
429
                            path=path)
487
430
    
488
431
    def client_not_found(self, fingerprint, address):
489
 
        self.log_message(("Client with address %s and fingerprint %s"
490
 
                          " could not be found" % (address,
 
432
        self.log_message((u"Client with address %s and fingerprint %s"
 
433
                          u" could not be found" % (address,
491
434
                                                    fingerprint)))
492
435
    
493
436
    def rebuild(self):
495
438
        Call this when the widget layout needs to change"""
496
439
        self.uilist = []
497
440
        #self.uilist.append(urwid.ListBox(self.clients))
498
 
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
499
 
                                                          clients),
 
441
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
500
442
                                       #header=urwid.Divider(),
501
443
                                       header=None,
502
 
                                       footer=
503
 
                                       urwid.Divider(div_char=
504
 
                                                     self.divider)))
 
444
                                       footer=urwid.Divider(div_char=self.divider)))
505
445
        if self.log_visible:
506
446
            self.uilist.append(self.logbox)
 
447
            pass
507
448
        self.topwidget = urwid.Pile(self.uilist)
508
449
    
509
450
    def log_message(self, message):
510
451
        timestamp = datetime.datetime.now().isoformat()
511
 
        self.log_message_raw(timestamp + ": " + message)
 
452
        self.log_message_raw(timestamp + u": " + message)
512
453
    
513
454
    def log_message_raw(self, markup):
514
455
        """Add a log message to the log buffer."""
517
458
            and len(self.log) > self.max_log_length):
518
459
            del self.log[0:len(self.log)-self.max_log_length-1]
519
460
        self.logbox.set_focus(len(self.logbox.body.contents),
520
 
                              coming_from="above")
 
461
                              coming_from=u"above")
521
462
        self.refresh()
522
463
    
523
464
    def toggle_log_display(self):
524
465
        """Toggle visibility of the log buffer."""
525
466
        self.log_visible = not self.log_visible
526
467
        self.rebuild()
527
 
        #self.log_message("Log visibility changed to: "
528
 
        #                 + unicode(self.log_visible))
 
468
        self.log_message(u"Log visibility changed to: "
 
469
                         + unicode(self.log_visible))
529
470
    
530
471
    def change_log_display(self):
531
472
        """Change type of log display.
532
473
        Currently, this toggles wrapping of text lines."""
533
 
        if self.log_wrap == "clip":
534
 
            self.log_wrap = "any"
 
474
        if self.log_wrap == u"clip":
 
475
            self.log_wrap = u"any"
535
476
        else:
536
 
            self.log_wrap = "clip"
 
477
            self.log_wrap = u"clip"
537
478
        for textwidget in self.log:
538
479
            textwidget.set_wrap_mode(self.log_wrap)
539
 
        #self.log_message("Wrap mode: " + self.log_wrap)
 
480
        self.log_message(u"Wrap mode: " + self.log_wrap)
540
481
    
541
482
    def find_and_remove_client(self, path, name):
542
 
        """Find a client by its object path and remove it.
 
483
        """Find an client from its object path and remove it.
543
484
        
544
485
        This is connected to the ClientRemoved signal from the
545
486
        Mandos server object."""
547
488
            client = self.clients_dict[path]
548
489
        except KeyError:
549
490
            # not found?
550
 
            self.log_message("Unknown client %r (%r) removed", name,
551
 
                             path)
552
491
            return
553
 
        client.delete()
 
492
        self.remove_client(client, path)
554
493
    
555
494
    def add_new_client(self, path):
556
495
        client_proxy_object = self.bus.get_object(self.busname, path)
571
510
        if path is None:
572
511
            path = client.proxy.object_path
573
512
        self.clients_dict[path] = client
574
 
        self.clients.sort(None, lambda c: c.properties["Name"])
 
513
        self.clients.sort(None, lambda c: c.properties[u"name"])
575
514
        self.refresh()
576
515
    
577
516
    def remove_client(self, client, path=None):
593
532
    
594
533
    def run(self):
595
534
        """Start the main loop and exit when it's done."""
596
 
        self.bus = dbus.SystemBus()
597
 
        mandos_dbus_objc = self.bus.get_object(
598
 
            self.busname, "/", follow_name_owner_changes=True)
599
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
600
 
                                          dbus_interface
601
 
                                          = server_interface)
602
 
        try:
603
 
            mandos_clients = (self.mandos_serv
604
 
                              .GetAllClientsWithProperties())
605
 
        except dbus.exceptions.DBusException:
606
 
            mandos_clients = dbus.Dictionary()
607
 
        
608
 
        (self.mandos_serv
609
 
         .connect_to_signal("ClientRemoved",
610
 
                            self.find_and_remove_client,
611
 
                            dbus_interface=server_interface,
612
 
                            byte_arrays=True))
613
 
        (self.mandos_serv
614
 
         .connect_to_signal("ClientAdded",
615
 
                            self.add_new_client,
616
 
                            dbus_interface=server_interface,
617
 
                            byte_arrays=True))
618
 
        (self.mandos_serv
619
 
         .connect_to_signal("ClientNotFound",
620
 
                            self.client_not_found,
621
 
                            dbus_interface=server_interface,
622
 
                            byte_arrays=True))
623
 
        for path, client in mandos_clients.iteritems():
624
 
            client_proxy_object = self.bus.get_object(self.busname,
625
 
                                                      path)
626
 
            self.add_client(MandosClientWidget(server_proxy_object
627
 
                                               =self.mandos_serv,
628
 
                                               proxy_object
629
 
                                               =client_proxy_object,
630
 
                                               properties=client,
631
 
                                               update_hook
632
 
                                               =self.refresh,
633
 
                                               delete_hook
634
 
                                               =self.remove_client,
635
 
                                               logger
636
 
                                               =self.log_message),
637
 
                            path=path)
638
 
 
639
535
        self.refresh()
640
536
        self._input_callback_tag = (gobject.io_add_watch
641
537
                                    (sys.stdin.fileno(),
651
547
    
652
548
    def process_input(self, source, condition):
653
549
        keys = self.screen.get_input()
654
 
        translations = { "ctrl n": "down",      # Emacs
655
 
                         "ctrl p": "up",        # Emacs
656
 
                         "ctrl v": "page down", # Emacs
657
 
                         "meta v": "page up",   # Emacs
658
 
                         " ": "page down",      # less
659
 
                         "f": "page down",      # less
660
 
                         "b": "page up",        # less
661
 
                         "j": "down",           # vi
662
 
                         "k": "up",             # vi
 
550
        translations = { u"ctrl n": u"down",      # Emacs
 
551
                         u"ctrl p": u"up",        # Emacs
 
552
                         u"ctrl v": u"page down", # Emacs
 
553
                         u"meta v": u"page up",   # Emacs
 
554
                         u" ": u"page down",      # less
 
555
                         u"f": u"page down",      # less
 
556
                         u"b": u"page up",        # less
 
557
                         u"j": u"down",           # vi
 
558
                         u"k": u"up",             # vi
663
559
                         }
664
560
        for key in keys:
665
561
            try:
667
563
            except KeyError:    # :-)
668
564
                pass
669
565
            
670
 
            if key == "q" or key == "Q":
 
566
            if key == u"q" or key == u"Q":
671
567
                self.stop()
672
568
                break
673
 
            elif key == "window resize":
 
569
            elif key == u"window resize":
674
570
                self.size = self.screen.get_cols_rows()
675
571
                self.refresh()
676
 
            elif key == "\f":  # Ctrl-L
 
572
            elif key == u"\f":  # Ctrl-L
677
573
                self.refresh()
678
 
            elif key == "l" or key == "D":
 
574
            elif key == u"l" or key == u"D":
679
575
                self.toggle_log_display()
680
576
                self.refresh()
681
 
            elif key == "w" or key == "i":
 
577
            elif key == u"w" or key == u"i":
682
578
                self.change_log_display()
683
579
                self.refresh()
684
 
            elif key == "?" or key == "f1" or key == "esc":
 
580
            elif key == u"?" or key == u"f1" or key == u"esc":
685
581
                if not self.log_visible:
686
582
                    self.log_visible = True
687
583
                    self.rebuild()
688
 
                self.log_message_raw(("bold",
689
 
                                      "  ".
690
 
                                      join(("q: Quit",
691
 
                                            "?: Help",
692
 
                                            "l: Log window toggle",
693
 
                                            "TAB: Switch window",
694
 
                                            "w: Wrap (log)"))))
695
 
                self.log_message_raw(("bold",
696
 
                                      "  "
697
 
                                      .join(("Clients:",
698
 
                                             "+: Enable",
699
 
                                             "-: Disable",
700
 
                                             "R: Remove",
701
 
                                             "s: Start new checker",
702
 
                                             "S: Stop checker",
703
 
                                             "C: Checker OK",
704
 
                                             "a: Approve",
705
 
                                             "d: Deny"))))
 
584
                self.log_message_raw((u"bold",
 
585
                                      u"  ".
 
586
                                      join((u"q: Quit",
 
587
                                            u"?: Help",
 
588
                                            u"l: Log window toggle",
 
589
                                            u"TAB: Switch window",
 
590
                                            u"w: Wrap (log)"))))
 
591
                self.log_message_raw((u"bold",
 
592
                                      u"  "
 
593
                                      .join((u"Clients:",
 
594
                                             u"e: Enable",
 
595
                                             u"d: Disable",
 
596
                                             u"r: Remove",
 
597
                                             u"s: Start new checker",
 
598
                                             u"S: Stop checker",
 
599
                                             u"C: Checker OK"))))
706
600
                self.refresh()
707
 
            elif key == "tab":
 
601
            elif key == u"tab":
708
602
                if self.topwidget.get_focus() is self.logbox:
709
603
                    self.topwidget.set_focus(0)
710
604
                else:
711
605
                    self.topwidget.set_focus(self.logbox)
712
606
                self.refresh()
713
 
            #elif (key == "end" or key == "meta >" or key == "G"
714
 
            #      or key == ">"):
 
607
            #elif (key == u"end" or key == u"meta >" or key == u"G"
 
608
            #      or key == u">"):
715
609
            #    pass            # xxx end-of-buffer
716
 
            #elif (key == "home" or key == "meta <" or key == "g"
717
 
            #      or key == "<"):
 
610
            #elif (key == u"home" or key == u"meta <" or key == u"g"
 
611
            #      or key == u"<"):
718
612
            #    pass            # xxx beginning-of-buffer
719
 
            #elif key == "ctrl e" or key == "$":
 
613
            #elif key == u"ctrl e" or key == u"$":
720
614
            #    pass            # xxx move-end-of-line
721
 
            #elif key == "ctrl a" or key == "^":
 
615
            #elif key == u"ctrl a" or key == u"^":
722
616
            #    pass            # xxx move-beginning-of-line
723
 
            #elif key == "ctrl b" or key == "meta (" or key == "h":
 
617
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
724
618
            #    pass            # xxx left
725
 
            #elif key == "ctrl f" or key == "meta )" or key == "l":
 
619
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
726
620
            #    pass            # xxx right
727
 
            #elif key == "a":
 
621
            #elif key == u"a":
728
622
            #    pass            # scroll up log
729
 
            #elif key == "z":
 
623
            #elif key == u"z":
730
624
            #    pass            # scroll down log
731
625
            elif self.topwidget.selectable():
732
626
                self.topwidget.keypress(self.size, key)
736
630
ui = UserInterface()
737
631
try:
738
632
    ui.run()
739
 
except KeyboardInterrupt:
740
 
    ui.screen.stop()
741
633
except Exception, e:
742
634
    ui.log_message(unicode(e))
743
635
    ui.screen.stop()