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  • Committer: Teddy Hogeborn
  • Date: 2012-04-24 06:55:34 UTC
  • Revision ID: teddy@recompile.se-20120424065534-n1jqfth9odw3l1jr
* network-hooks.d/bridge: Move "start" and "stop" commands to separate
                          functions.
* network-hooks.d/openvpn: - '' -
* network-hooks.d/wireless: - '' -

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mandos-monitor
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#!/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
# 
3
24
 
4
 
from __future__ import division, absolute_import, with_statement
 
25
from __future__ import (division, absolute_import, print_function,
 
26
                        unicode_literals)
5
27
 
6
28
import sys
7
29
import os
21
43
 
22
44
import locale
23
45
 
24
 
locale.setlocale(locale.LC_ALL, u'')
 
46
locale.setlocale(locale.LC_ALL, '')
 
47
 
 
48
import logging
 
49
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
25
50
 
26
51
# Some useful constants
27
 
domain = 'se.bsnet.fukt'
 
52
domain = 'se.recompile'
28
53
server_interface = domain + '.Mandos'
29
54
client_interface = domain + '.Mandos.Client'
30
 
version = "1.0.14"
 
55
version = "1.5.3"
31
56
 
32
57
# Always run in monochrome mode
33
58
urwid.curses_display.curses.has_colors = lambda : False
41
66
    "Parse an ISO 8601 date string to a datetime.datetime()"
42
67
    if not iso:
43
68
        return None
44
 
    d, t = iso.split(u"T", 1)
45
 
    year, month, day = d.split(u"-", 2)
46
 
    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)
47
72
    second, fraction = divmod(float(second), 1)
48
73
    return datetime.datetime(int(year),
49
74
                             int(month),
62
87
        self.proxy = proxy_object # Mandos Client proxy object
63
88
        
64
89
        self.properties = dict()
65
 
        self.proxy.connect_to_signal(u"PropertyChanged",
66
 
                                     self.property_changed,
67
 
                                     client_interface,
68
 
                                     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))
69
95
        
70
96
        self.properties.update(
71
97
            self.proxy.GetAll(client_interface,
72
98
                              dbus_interface = dbus.PROPERTIES_IFACE))
73
 
        super(MandosClientPropertyCache, self).__init__(
74
 
            proxy_object=proxy_object, *args, **kwargs)
 
99
 
 
100
        #XXX This breaks good super behaviour
 
101
#        super(MandosClientPropertyCache, self).__init__(
 
102
#            *args, **kwargs)
75
103
    
76
104
    def property_changed(self, property=None, value=None):
77
105
        """This is called whenever we get a PropertyChanged signal
79
107
        """
80
108
        # Update properties dict with new value
81
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)
82
115
 
83
116
 
84
117
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
97
130
        self.logger = logger
98
131
        
99
132
        self._update_timer_callback_tag = None
100
 
        self.last_checker_failed = False
 
133
        self._update_timer_callback_lock = 0
101
134
        
102
135
        # The widget shown normally
103
 
        self._text_widget = urwid.Text(u"")
 
136
        self._text_widget = urwid.Text("")
104
137
        # The widget shown when we have focus
105
 
        self._focus_text_widget = urwid.Text(u"")
 
138
        self._focus_text_widget = urwid.Text("")
106
139
        super(MandosClientWidget, self).__init__(
107
140
            update_hook=update_hook, delete_hook=delete_hook,
108
141
            *args, **kwargs)
109
142
        self.update()
110
143
        self.opened = False
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)
 
144
        
127
145
        last_checked_ok = isoformat_to_datetime(self.properties
128
 
                                                ["last_checked_ok"])
129
 
        if last_checked_ok is None:
130
 
            self.last_checker_failed = True
 
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
131
195
        else:
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:
 
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
138
199
            self._update_timer_callback_tag = (gobject.timeout_add
139
200
                                               (1000,
140
201
                                                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
141
205
    
142
206
    def checker_completed(self, exitstatus, condition, command):
143
207
        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))
151
208
            self.update()
152
209
            return
153
210
        # 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))
159
211
        if os.WIFEXITED(condition):
160
 
            self.logger(u'Checker for client %s (command "%s")'
161
 
                        u' failed with exit code %s'
162
 
                        % (self.properties[u"name"], command,
 
212
            self.logger('Checker for client %s (command "%s")'
 
213
                        ' failed with exit code %s'
 
214
                        % (self.properties["Name"], command,
163
215
                           os.WEXITSTATUS(condition)))
164
216
        elif os.WIFSIGNALED(condition):
165
 
            self.logger(u'Checker for client %s (command "%s")'
166
 
                        u' was killed by signal %s'
167
 
                        % (self.properties[u"name"], command,
 
217
            self.logger('Checker for client %s (command "%s")'
 
218
                        ' was killed by signal %s'
 
219
                        % (self.properties["Name"], command,
168
220
                           os.WTERMSIG(condition)))
169
221
        elif os.WCOREDUMP(condition):
170
 
            self.logger(u'Checker for client %s (command "%s")'
171
 
                        u' dumped core'
172
 
                        % (self.properties[u"name"], command))
 
222
            self.logger('Checker for client %s (command "%s")'
 
223
                        ' dumped core'
 
224
                        % (self.properties["Name"], command))
173
225
        else:
174
 
            self.logger(u'Checker for client %s completed mysteriously')
 
226
            self.logger('Checker for client %s completed'
 
227
                        ' mysteriously')
175
228
        self.update()
176
229
    
177
230
    def checker_started(self, command):
178
 
        self.logger(u'Client %s started checker "%s"'
179
 
                    % (self.properties[u"name"], unicode(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
180
236
    
181
237
    def got_secret(self):
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"])
 
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))
188
253
    
189
254
    def selectable(self):
190
255
        """Make this a "selectable" widget.
191
256
        This overrides the method from urwid.FlowWidget."""
192
257
        return True
193
258
    
194
 
    def rows(self, (maxcol,), focus=False):
 
259
    def rows(self, maxcolrow, focus=False):
195
260
        """How many rows this widget will occupy might depend on
196
261
        whether we have focus or not.
197
262
        This overrides the method from urwid.FlowWidget"""
198
 
        return self.current_widget(focus).rows((maxcol,), focus=focus)
 
263
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
199
264
    
200
265
    def current_widget(self, focus=False):
201
266
        if focus or self.opened:
205
270
    def update(self):
206
271
        "Called when what is visible on the screen should be updated."
207
272
        # How to add standout mode to a style
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",
 
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",
214
279
                          }
215
 
        
 
280
 
216
281
        # Rebuild focus and non-focus widgets using current properties
217
 
        self._text = (u'%(name)s: %(enabled)s%(timer)s'
218
 
                      % { u"name": self.properties[u"name"],
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"")})
 
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
            
240
320
        if not urwid.supports_unicode():
241
321
            self._text = self._text.encode("ascii", "replace")
242
 
        textlist = [(u"normal", self._text)]
 
322
        textlist = [("normal", self._text)]
243
323
        self._text_widget.set_text(textlist)
244
324
        self._focus_text_widget.set_text([(with_standout[text[0]],
245
325
                                           text[1])
254
334
            self.update_hook()
255
335
    
256
336
    def update_timer(self):
257
 
        "called by gobject"
 
337
        """called by gobject. Will indefinitely loop until
 
338
        gobject.source_remove() on tag is called"""
258
339
        self.update()
259
340
        return True             # Keep calling this
260
341
    
261
 
    def delete(self):
 
342
    def delete(self, *args, **kwargs):
262
343
        if self._update_timer_callback_tag is not None:
263
344
            gobject.source_remove(self._update_timer_callback_tag)
264
345
            self._update_timer_callback_tag = None
 
346
        for match in self.match_objects:
 
347
            match.remove()
 
348
        self.match_objects = ()
265
349
        if self.delete_hook is not None:
266
350
            self.delete_hook(self)
 
351
        return super(MandosClientWidget, self).delete(*args, **kwargs)
267
352
    
268
 
    def render(self, (maxcol,), focus=False):
 
353
    def render(self, maxcolrow, focus=False):
269
354
        """Render differently if we have focus.
270
355
        This overrides the method from urwid.FlowWidget"""
271
 
        return self.current_widget(focus).render((maxcol,),
 
356
        return self.current_widget(focus).render(maxcolrow,
272
357
                                                 focus=focus)
273
358
    
274
 
    def keypress(self, (maxcol,), key):
 
359
    def keypress(self, maxcolrow, key):
275
360
        """Handle keys.
276
361
        This overrides the method from urwid.FlowWidget"""
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":
 
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":
282
377
            self.server_proxy_object.RemoveClient(self.proxy
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()
 
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)
290
389
        # xxx
291
 
#         elif key == u"p" or key == "=":
 
390
#         elif key == "p" or key == "=":
292
391
#             self.proxy.pause()
293
 
#         elif key == u"u" or key == ":":
 
392
#         elif key == "u" or key == ":":
294
393
#             self.proxy.unpause()
295
 
#         elif key == u"RET":
 
394
#         elif key == "RET":
296
395
#             self.open()
297
396
        else:
298
397
            return key
314
413
    "down" key presses, thus not allowing any containing widgets to
315
414
    use them as an excuse to shift focus away from this widget.
316
415
    """
317
 
    def keypress(self, (maxcol, maxrow), key):
318
 
        ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
319
 
        if ret in (u"up", u"down"):
 
416
    def keypress(self, maxcolrow, key):
 
417
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
 
418
        if ret in ("up", "down"):
320
419
            return
321
420
        return ret
322
421
 
331
430
        self.screen = urwid.curses_display.Screen()
332
431
        
333
432
        self.screen.register_palette((
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")),
 
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")),
351
450
                ))
352
451
        
353
452
        if urwid.supports_unicode():
354
 
            self.divider = u"─" # \u2500
355
 
            #self.divider = u"━" # \u2501
 
453
            self.divider = "─" # \u2500
 
454
            #self.divider = "━" # \u2501
356
455
        else:
357
 
            #self.divider = u"-" # \u002d
358
 
            self.divider = u"_" # \u005f
 
456
            #self.divider = "-" # \u002d
 
457
            self.divider = "_" # \u005f
359
458
        
360
459
        self.screen.start()
361
460
        
375
474
        # This keeps track of whether self.uilist currently has
376
475
        # self.logbox in it or not
377
476
        self.log_visible = True
378
 
        self.log_wrap = u"any"
 
477
        self.log_wrap = "any"
379
478
        
380
479
        self.rebuild()
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"))
 
480
        self.log_message_raw(("bold",
 
481
                              "Mandos Monitor version " + version))
 
482
        self.log_message_raw(("bold",
 
483
                              "q: Quit  ?: Help"))
385
484
        
386
485
        self.busname = domain + '.Mandos'
387
486
        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)
430
487
    
431
488
    def client_not_found(self, fingerprint, address):
432
 
        self.log_message((u"Client with address %s and fingerprint %s"
433
 
                          u" could not be found" % (address,
 
489
        self.log_message(("Client with address %s and fingerprint %s"
 
490
                          " could not be found" % (address,
434
491
                                                    fingerprint)))
435
492
    
436
493
    def rebuild(self):
438
495
        Call this when the widget layout needs to change"""
439
496
        self.uilist = []
440
497
        #self.uilist.append(urwid.ListBox(self.clients))
441
 
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
 
498
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
 
499
                                                          clients),
442
500
                                       #header=urwid.Divider(),
443
501
                                       header=None,
444
 
                                       footer=urwid.Divider(div_char=self.divider)))
 
502
                                       footer=
 
503
                                       urwid.Divider(div_char=
 
504
                                                     self.divider)))
445
505
        if self.log_visible:
446
506
            self.uilist.append(self.logbox)
447
 
            pass
448
507
        self.topwidget = urwid.Pile(self.uilist)
449
508
    
450
509
    def log_message(self, message):
451
510
        timestamp = datetime.datetime.now().isoformat()
452
 
        self.log_message_raw(timestamp + u": " + message)
 
511
        self.log_message_raw(timestamp + ": " + message)
453
512
    
454
513
    def log_message_raw(self, markup):
455
514
        """Add a log message to the log buffer."""
458
517
            and len(self.log) > self.max_log_length):
459
518
            del self.log[0:len(self.log)-self.max_log_length-1]
460
519
        self.logbox.set_focus(len(self.logbox.body.contents),
461
 
                              coming_from=u"above")
 
520
                              coming_from="above")
462
521
        self.refresh()
463
522
    
464
523
    def toggle_log_display(self):
465
524
        """Toggle visibility of the log buffer."""
466
525
        self.log_visible = not self.log_visible
467
526
        self.rebuild()
468
 
        self.log_message(u"Log visibility changed to: "
469
 
                         + unicode(self.log_visible))
 
527
        #self.log_message("Log visibility changed to: "
 
528
        #                 + unicode(self.log_visible))
470
529
    
471
530
    def change_log_display(self):
472
531
        """Change type of log display.
473
532
        Currently, this toggles wrapping of text lines."""
474
 
        if self.log_wrap == u"clip":
475
 
            self.log_wrap = u"any"
 
533
        if self.log_wrap == "clip":
 
534
            self.log_wrap = "any"
476
535
        else:
477
 
            self.log_wrap = u"clip"
 
536
            self.log_wrap = "clip"
478
537
        for textwidget in self.log:
479
538
            textwidget.set_wrap_mode(self.log_wrap)
480
 
        self.log_message(u"Wrap mode: " + self.log_wrap)
 
539
        #self.log_message("Wrap mode: " + self.log_wrap)
481
540
    
482
541
    def find_and_remove_client(self, path, name):
483
 
        """Find an client from its object path and remove it.
 
542
        """Find a client by its object path and remove it.
484
543
        
485
544
        This is connected to the ClientRemoved signal from the
486
545
        Mandos server object."""
488
547
            client = self.clients_dict[path]
489
548
        except KeyError:
490
549
            # not found?
 
550
            self.log_message("Unknown client %r (%r) removed", name,
 
551
                             path)
491
552
            return
492
 
        self.remove_client(client, path)
 
553
        client.delete()
493
554
    
494
555
    def add_new_client(self, path):
495
556
        client_proxy_object = self.bus.get_object(self.busname, path)
510
571
        if path is None:
511
572
            path = client.proxy.object_path
512
573
        self.clients_dict[path] = client
513
 
        self.clients.sort(None, lambda c: c.properties[u"name"])
 
574
        self.clients.sort(None, lambda c: c.properties["Name"])
514
575
        self.refresh()
515
576
    
516
577
    def remove_client(self, client, path=None):
532
593
    
533
594
    def run(self):
534
595
        """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
 
535
639
        self.refresh()
536
640
        self._input_callback_tag = (gobject.io_add_watch
537
641
                                    (sys.stdin.fileno(),
547
651
    
548
652
    def process_input(self, source, condition):
549
653
        keys = self.screen.get_input()
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
 
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
559
663
                         }
560
664
        for key in keys:
561
665
            try:
563
667
            except KeyError:    # :-)
564
668
                pass
565
669
            
566
 
            if key == u"q" or key == u"Q":
 
670
            if key == "q" or key == "Q":
567
671
                self.stop()
568
672
                break
569
 
            elif key == u"window resize":
 
673
            elif key == "window resize":
570
674
                self.size = self.screen.get_cols_rows()
571
675
                self.refresh()
572
 
            elif key == u"\f":  # Ctrl-L
 
676
            elif key == "\f":  # Ctrl-L
573
677
                self.refresh()
574
 
            elif key == u"l" or key == u"D":
 
678
            elif key == "l" or key == "D":
575
679
                self.toggle_log_display()
576
680
                self.refresh()
577
 
            elif key == u"w" or key == u"i":
 
681
            elif key == "w" or key == "i":
578
682
                self.change_log_display()
579
683
                self.refresh()
580
 
            elif key == u"?" or key == u"f1" or key == u"esc":
 
684
            elif key == "?" or key == "f1" or key == "esc":
581
685
                if not self.log_visible:
582
686
                    self.log_visible = True
583
687
                    self.rebuild()
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"))))
 
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"))))
600
706
                self.refresh()
601
 
            elif key == u"tab":
 
707
            elif key == "tab":
602
708
                if self.topwidget.get_focus() is self.logbox:
603
709
                    self.topwidget.set_focus(0)
604
710
                else:
605
711
                    self.topwidget.set_focus(self.logbox)
606
712
                self.refresh()
607
 
            #elif (key == u"end" or key == u"meta >" or key == u"G"
608
 
            #      or key == u">"):
 
713
            #elif (key == "end" or key == "meta >" or key == "G"
 
714
            #      or key == ">"):
609
715
            #    pass            # xxx end-of-buffer
610
 
            #elif (key == u"home" or key == u"meta <" or key == u"g"
611
 
            #      or key == u"<"):
 
716
            #elif (key == "home" or key == "meta <" or key == "g"
 
717
            #      or key == "<"):
612
718
            #    pass            # xxx beginning-of-buffer
613
 
            #elif key == u"ctrl e" or key == u"$":
 
719
            #elif key == "ctrl e" or key == "$":
614
720
            #    pass            # xxx move-end-of-line
615
 
            #elif key == u"ctrl a" or key == u"^":
 
721
            #elif key == "ctrl a" or key == "^":
616
722
            #    pass            # xxx move-beginning-of-line
617
 
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
 
723
            #elif key == "ctrl b" or key == "meta (" or key == "h":
618
724
            #    pass            # xxx left
619
 
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
 
725
            #elif key == "ctrl f" or key == "meta )" or key == "l":
620
726
            #    pass            # xxx right
621
 
            #elif key == u"a":
 
727
            #elif key == "a":
622
728
            #    pass            # scroll up log
623
 
            #elif key == u"z":
 
729
            #elif key == "z":
624
730
            #    pass            # scroll down log
625
731
            elif self.topwidget.selectable():
626
732
                self.topwidget.keypress(self.size, key)
630
736
ui = UserInterface()
631
737
try:
632
738
    ui.run()
 
739
except KeyboardInterrupt:
 
740
    ui.screen.stop()
633
741
except Exception, e:
634
742
    ui.log_message(unicode(e))
635
743
    ui.screen.stop()