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* mandos (DBusObjectWithProperties.Introspect): Use
  itertools.chain.from_iterable(foo) instead of itertools.chain(*foo).

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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
 
21
# <http://www.gnu.org/licenses/>.
 
22
# 
 
23
# Contact the authors at <mandos@recompile.se>.
 
24
# 
3
25
 
4
 
from __future__ import division, absolute_import, with_statement
 
26
from __future__ import (division, absolute_import, print_function,
 
27
                        unicode_literals)
5
28
 
6
29
import sys
7
30
import os
21
44
 
22
45
import locale
23
46
 
24
 
locale.setlocale(locale.LC_ALL, u'')
 
47
locale.setlocale(locale.LC_ALL, '')
25
48
 
26
49
import logging
27
50
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
28
51
 
29
52
# Some useful constants
30
 
domain = 'se.bsnet.fukt'
 
53
domain = 'se.recompile'
31
54
server_interface = domain + '.Mandos'
32
55
client_interface = domain + '.Mandos.Client'
33
 
version = "1.0.15"
 
56
version = "1.5.3"
34
57
 
35
58
# Always run in monochrome mode
36
59
urwid.curses_display.curses.has_colors = lambda : False
44
67
    "Parse an ISO 8601 date string to a datetime.datetime()"
45
68
    if not iso:
46
69
        return None
47
 
    d, t = iso.split(u"T", 1)
48
 
    year, month, day = d.split(u"-", 2)
49
 
    hour, minute, second = t.split(u":", 2)
 
70
    d, t = iso.split("T", 1)
 
71
    year, month, day = d.split("-", 2)
 
72
    hour, minute, second = t.split(":", 2)
50
73
    second, fraction = divmod(float(second), 1)
51
74
    return datetime.datetime(int(year),
52
75
                             int(month),
65
88
        self.proxy = proxy_object # Mandos Client proxy object
66
89
        
67
90
        self.properties = dict()
68
 
        self.proxy.connect_to_signal(u"PropertyChanged",
69
 
                                     self.property_changed,
70
 
                                     client_interface,
71
 
                                     byte_arrays=True)
 
91
        self.property_changed_match = (
 
92
            self.proxy.connect_to_signal("PropertyChanged",
 
93
                                         self.property_changed,
 
94
                                         client_interface,
 
95
                                         byte_arrays=True))
72
96
        
73
97
        self.properties.update(
74
98
            self.proxy.GetAll(client_interface,
75
99
                              dbus_interface = dbus.PROPERTIES_IFACE))
76
100
 
77
 
        #XXX This break good super behaviour!
 
101
        #XXX This breaks good super behaviour
78
102
#        super(MandosClientPropertyCache, self).__init__(
79
103
#            *args, **kwargs)
80
104
    
84
108
        """
85
109
        # Update properties dict with new value
86
110
        self.properties[property] = value
 
111
    
 
112
    def delete(self, *args, **kwargs):
 
113
        self.property_changed_match.remove()
 
114
        super(MandosClientPropertyCache, self).__init__(
 
115
            *args, **kwargs)
87
116
 
88
117
 
89
118
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
102
131
        self.logger = logger
103
132
        
104
133
        self._update_timer_callback_tag = None
105
 
        self.last_checker_failed = False
 
134
        self._update_timer_callback_lock = 0
106
135
        
107
136
        # The widget shown normally
108
 
        self._text_widget = urwid.Text(u"")
 
137
        self._text_widget = urwid.Text("")
109
138
        # The widget shown when we have focus
110
 
        self._focus_text_widget = urwid.Text(u"")
 
139
        self._focus_text_widget = urwid.Text("")
111
140
        super(MandosClientWidget, self).__init__(
112
141
            update_hook=update_hook, delete_hook=delete_hook,
113
142
            *args, **kwargs)
114
143
        self.update()
115
144
        self.opened = False
116
 
        self.proxy.connect_to_signal(u"CheckerCompleted",
117
 
                                     self.checker_completed,
118
 
                                     client_interface,
119
 
                                     byte_arrays=True)
120
 
        self.proxy.connect_to_signal(u"CheckerStarted",
121
 
                                     self.checker_started,
122
 
                                     client_interface,
123
 
                                     byte_arrays=True)
124
 
        self.proxy.connect_to_signal(u"GotSecret",
125
 
                                     self.got_secret,
126
 
                                     client_interface,
127
 
                                     byte_arrays=True)
128
 
        self.proxy.connect_to_signal(u"NeedApproval",
129
 
                                     self.need_approval,
130
 
                                     client_interface,
131
 
                                     byte_arrays=True)
132
 
        self.proxy.connect_to_signal(u"Rejected",
133
 
                                     self.rejected,
134
 
                                     client_interface,
135
 
                                     byte_arrays=True)
 
145
        
136
146
        last_checked_ok = isoformat_to_datetime(self.properties
137
 
                                                ["last_checked_ok"])
138
 
        if last_checked_ok is None:
139
 
            self.last_checker_failed = True
 
147
                                                ["LastCheckedOK"])
 
148
        
 
149
        if self.properties ["LastCheckerStatus"] != 0:
 
150
            self.using_timer(True)
 
151
        
 
152
        if self.need_approval:
 
153
            self.using_timer(True)
 
154
        
 
155
        self.match_objects = (
 
156
            self.proxy.connect_to_signal("CheckerCompleted",
 
157
                                         self.checker_completed,
 
158
                                         client_interface,
 
159
                                         byte_arrays=True),
 
160
            self.proxy.connect_to_signal("CheckerStarted",
 
161
                                         self.checker_started,
 
162
                                         client_interface,
 
163
                                         byte_arrays=True),
 
164
            self.proxy.connect_to_signal("GotSecret",
 
165
                                         self.got_secret,
 
166
                                         client_interface,
 
167
                                         byte_arrays=True),
 
168
            self.proxy.connect_to_signal("NeedApproval",
 
169
                                         self.need_approval,
 
170
                                         client_interface,
 
171
                                         byte_arrays=True),
 
172
            self.proxy.connect_to_signal("Rejected",
 
173
                                         self.rejected,
 
174
                                         client_interface,
 
175
                                         byte_arrays=True))
 
176
        #self.logger('Created client {0}'
 
177
        #            .format(self.properties["Name"]))
 
178
    
 
179
    def property_changed(self, property=None, value=None):
 
180
        super(self, MandosClientWidget).property_changed(property,
 
181
                                                         value)
 
182
        if property == "ApprovalPending":
 
183
            using_timer(bool(value))
 
184
        if property == "LastCheckerStatus":
 
185
            using_timer(value != 0)
 
186
            #self.logger('Checker for client {0} (command "{1}") was '
 
187
            #            ' successful'.format(self.properties["Name"],
 
188
            #                                 command))
 
189
    
 
190
    def using_timer(self, flag):
 
191
        """Call this method with True or False when timer should be
 
192
        activated or deactivated.
 
193
        """
 
194
        old = self._update_timer_callback_lock
 
195
        if flag:
 
196
            self._update_timer_callback_lock += 1
140
197
        else:
141
 
            self.last_checker_failed = ((datetime.datetime.utcnow()
142
 
                                         - last_checked_ok)
143
 
                                        > datetime.timedelta
144
 
                                        (milliseconds=
145
 
                                         self.properties["interval"]))
146
 
        if self.last_checker_failed:
 
198
            self._update_timer_callback_lock -= 1
 
199
        if old == 0 and self._update_timer_callback_lock:
 
200
            # Will update the shown timer value every second
147
201
            self._update_timer_callback_tag = (gobject.timeout_add
148
202
                                               (1000,
149
203
                                                self.update_timer))
 
204
        elif old and self._update_timer_callback_lock == 0:
 
205
            gobject.source_remove(self._update_timer_callback_tag)
 
206
            self._update_timer_callback_tag = None
150
207
    
151
208
    def checker_completed(self, exitstatus, condition, command):
152
209
        if exitstatus == 0:
153
 
            if self.last_checker_failed:
154
 
                self.last_checker_failed = False
155
 
                gobject.source_remove(self._update_timer_callback_tag)
156
 
                self._update_timer_callback_tag = None
157
 
            self.logger(u'Checker for client %s (command "%s")'
158
 
                        u' was successful'
159
 
                        % (self.properties[u"name"], command))
160
210
            self.update()
161
211
            return
162
212
        # Checker failed
163
 
        if not self.last_checker_failed:
164
 
            self.last_checker_failed = True
165
 
            self._update_timer_callback_tag = (gobject.timeout_add
166
 
                                               (1000,
167
 
                                                self.update_timer))
168
213
        if os.WIFEXITED(condition):
169
 
            self.logger(u'Checker for client %s (command "%s")'
170
 
                        u' failed with exit code %s'
171
 
                        % (self.properties[u"name"], command,
172
 
                           os.WEXITSTATUS(condition)))
 
214
            self.logger('Checker for client {0} (command "{1}")'
 
215
                        ' failed with exit code {2}'
 
216
                        .format(self.properties["Name"], command,
 
217
                                os.WEXITSTATUS(condition)))
173
218
        elif os.WIFSIGNALED(condition):
174
 
            self.logger(u'Checker for client %s (command "%s")'
175
 
                        u' was killed by signal %s'
176
 
                        % (self.properties[u"name"], command,
177
 
                           os.WTERMSIG(condition)))
 
219
            self.logger('Checker for client {0} (command "{1}") was'
 
220
                        ' killed by signal {2}'
 
221
                        .format(self.properties["Name"], command,
 
222
                                os.WTERMSIG(condition)))
178
223
        elif os.WCOREDUMP(condition):
179
 
            self.logger(u'Checker for client %s (command "%s")'
180
 
                        u' dumped core'
181
 
                        % (self.properties[u"name"], command))
 
224
            self.logger('Checker for client {0} (command "{1}")'
 
225
                        ' dumped core'
 
226
                        .format(self.properties["Name"], command))
182
227
        else:
183
 
            self.logger(u'Checker for client %s completed mysteriously')
 
228
            self.logger('Checker for client {0} completed'
 
229
                        ' mysteriously'
 
230
                        .format(self.properties["Name"]))
184
231
        self.update()
185
232
    
186
233
    def checker_started(self, command):
187
 
        #self.logger(u'Client %s started checker "%s"'
188
 
        #            % (self.properties[u"name"], unicode(command)))
 
234
        """Server signals that a checker started. This could be useful
 
235
           to log in the future. """
 
236
        #self.logger('Client {0} started checker "{1}"'
 
237
        #            .format(self.properties["Name"],
 
238
        #                    unicode(command)))
189
239
        pass
190
240
    
191
241
    def got_secret(self):
192
 
        self.last_checker_failed = False
193
 
        self.logger(u'Client %s received its secret'
194
 
                    % self.properties[u"name"])
 
242
        self.logger('Client {0} received its secret'
 
243
                    .format(self.properties["Name"]))
195
244
    
196
245
    def need_approval(self, timeout, default):
197
246
        if not default:
198
 
            message = u'Client %s needs approval within %s seconds'
 
247
            message = 'Client {0} needs approval within {1} seconds'
199
248
        else:
200
 
            message = u'Client %s will get its secret in %s seconds'
201
 
        self.logger(message
202
 
                    % (self.properties[u"name"], timeout/1000))
 
249
            message = 'Client {0} will get its secret in {1} seconds'
 
250
        self.logger(message.format(self.properties["Name"],
 
251
                                   timeout/1000))
 
252
        self.using_timer(True)
203
253
    
204
254
    def rejected(self, reason):
205
 
        self.logger(u'Client %s was rejected; reason: %s'
206
 
                    % (self.properties[u"name"], reason))
 
255
        self.logger('Client {0} was rejected; reason: {1}'
 
256
                    .format(self.properties["Name"], reason))
207
257
    
208
258
    def selectable(self):
209
259
        """Make this a "selectable" widget.
210
260
        This overrides the method from urwid.FlowWidget."""
211
261
        return True
212
262
    
213
 
    def rows(self, (maxcol,), focus=False):
 
263
    def rows(self, maxcolrow, focus=False):
214
264
        """How many rows this widget will occupy might depend on
215
265
        whether we have focus or not.
216
266
        This overrides the method from urwid.FlowWidget"""
217
 
        return self.current_widget(focus).rows((maxcol,), focus=focus)
 
267
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
218
268
    
219
269
    def current_widget(self, focus=False):
220
270
        if focus or self.opened:
224
274
    def update(self):
225
275
        "Called when what is visible on the screen should be updated."
226
276
        # How to add standout mode to a style
227
 
        with_standout = { u"normal": u"standout",
228
 
                          u"bold": u"bold-standout",
229
 
                          u"underline-blink":
230
 
                              u"underline-blink-standout",
231
 
                          u"bold-underline-blink":
232
 
                              u"bold-underline-blink-standout",
 
277
        with_standout = { "normal": "standout",
 
278
                          "bold": "bold-standout",
 
279
                          "underline-blink":
 
280
                              "underline-blink-standout",
 
281
                          "bold-underline-blink":
 
282
                              "bold-underline-blink-standout",
233
283
                          }
234
284
 
235
285
        # Rebuild focus and non-focus widgets using current properties
236
286
 
237
287
        # Base part of a client. Name!
238
 
        base = (u'%(name)s: '
239
 
                      % {u"name": self.properties[u"name"]})
240
 
        if not self.properties[u"enabled"]:
241
 
            message = u"DISABLED"
242
 
        elif self.properties[u"approved_pending"]:
243
 
            if self.properties[u"approved_by_default"]:
244
 
                message = u"Connection established to client. (d)eny?"
245
 
            else:
246
 
                message = u"Seeks approval to send secret. (a)pprove?"
247
 
        elif self.last_checker_failed:
 
288
        base = '{name}: '.format(name=self.properties["Name"])
 
289
        if not self.properties["Enabled"]:
 
290
            message = "DISABLED"
 
291
        elif self.properties["ApprovalPending"]:
248
292
            timeout = datetime.timedelta(milliseconds
249
 
                                         = self.properties[u"timeout"])
250
 
            last_ok = isoformat_to_datetime(
251
 
                max((self.properties["last_checked_ok"]
252
 
                     or self.properties["created"]),
253
 
                    self.properties[u"last_enabled"]))
254
 
            timer = timeout - (datetime.datetime.utcnow() - last_ok)
255
 
            message = (u'A checker has failed! Time until client gets diabled: %s'
256
 
                           % unicode(timer).rsplit(".", 1)[0])
 
293
                                         = self.properties
 
294
                                         ["ApprovalDelay"])
 
295
            last_approval_request = isoformat_to_datetime(
 
296
                self.properties["LastApprovalRequest"])
 
297
            if last_approval_request is not None:
 
298
                timer = timeout - (datetime.datetime.utcnow()
 
299
                                   - last_approval_request)
 
300
            else:
 
301
                timer = datetime.timedelta()
 
302
            if self.properties["ApprovedByDefault"]:
 
303
                message = "Approval in {0}. (d)eny?"
 
304
            else:
 
305
                message = "Denial in {0}. (a)pprove?"
 
306
            message = message.format(unicode(timer).rsplit(".", 1)[0])
 
307
        elif self.properties["LastCheckerStatus"] != 0:
 
308
            # When checker has failed, show timer until client expires
 
309
            expires = self.properties["Expires"]
 
310
            if expires == "":
 
311
                timer = datetime.timedelta(0)
 
312
            else:
 
313
                expires = (datetime.datetime.strptime
 
314
                           (expires, '%Y-%m-%dT%H:%M:%S.%f'))
 
315
                timer = expires - datetime.datetime.utcnow()
 
316
            message = ('A checker has failed! Time until client'
 
317
                       ' gets disabled: {0}'
 
318
                       .format(unicode(timer).rsplit(".", 1)[0]))
257
319
        else:
258
 
            message = u"enabled"
259
 
        self._text = "%s%s" % (base, message)
 
320
            message = "enabled"
 
321
        self._text = "{0}{1}".format(base, message)
260
322
            
261
323
        if not urwid.supports_unicode():
262
324
            self._text = self._text.encode("ascii", "replace")
263
 
        textlist = [(u"normal", self._text)]
 
325
        textlist = [("normal", self._text)]
264
326
        self._text_widget.set_text(textlist)
265
327
        self._focus_text_widget.set_text([(with_standout[text[0]],
266
328
                                           text[1])
275
337
            self.update_hook()
276
338
    
277
339
    def update_timer(self):
278
 
        "called by gobject"
 
340
        """called by gobject. Will indefinitely loop until
 
341
        gobject.source_remove() on tag is called"""
279
342
        self.update()
280
343
        return True             # Keep calling this
281
344
    
282
 
    def delete(self):
 
345
    def delete(self, *args, **kwargs):
283
346
        if self._update_timer_callback_tag is not None:
284
347
            gobject.source_remove(self._update_timer_callback_tag)
285
348
            self._update_timer_callback_tag = None
 
349
        for match in self.match_objects:
 
350
            match.remove()
 
351
        self.match_objects = ()
286
352
        if self.delete_hook is not None:
287
353
            self.delete_hook(self)
 
354
        return super(MandosClientWidget, self).delete(*args, **kwargs)
288
355
    
289
 
    def render(self, (maxcol,), focus=False):
 
356
    def render(self, maxcolrow, focus=False):
290
357
        """Render differently if we have focus.
291
358
        This overrides the method from urwid.FlowWidget"""
292
 
        return self.current_widget(focus).render((maxcol,),
 
359
        return self.current_widget(focus).render(maxcolrow,
293
360
                                                 focus=focus)
294
361
    
295
 
    def keypress(self, (maxcol,), key):
 
362
    def keypress(self, maxcolrow, key):
296
363
        """Handle keys.
297
364
        This overrides the method from urwid.FlowWidget"""
298
 
        if key == u"+":
299
 
            self.proxy.Enable(dbus_interface = client_interface)
300
 
        elif key == u"-":
301
 
            self.proxy.Disable(dbus_interface = client_interface)
302
 
        elif key == u"a":
 
365
        if key == "+":
 
366
            self.proxy.Enable(dbus_interface = client_interface,
 
367
                              ignore_reply=True)
 
368
        elif key == "-":
 
369
            self.proxy.Disable(dbus_interface = client_interface,
 
370
                               ignore_reply=True)
 
371
        elif key == "a":
303
372
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
304
 
                               dbus_interface = client_interface)
305
 
        elif key == u"d":
 
373
                               dbus_interface = client_interface,
 
374
                               ignore_reply=True)
 
375
        elif key == "d":
306
376
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
307
 
                                  dbus_interface = client_interface)
308
 
        elif key == u"r" or key == u"_" or key == u"ctrl k":
 
377
                                  dbus_interface = client_interface,
 
378
                               ignore_reply=True)
 
379
        elif key == "R" or key == "_" or key == "ctrl k":
309
380
            self.server_proxy_object.RemoveClient(self.proxy
310
 
                                                  .object_path)
311
 
        elif key == u"s":
312
 
            self.proxy.StartChecker(dbus_interface = client_interface)
313
 
        elif key == u"S":
314
 
            self.proxy.StopChecker(dbus_interface = client_interface)
315
 
        elif key == u"C":
316
 
            self.proxy.CheckedOK(dbus_interface = client_interface)
 
381
                                                  .object_path,
 
382
                                                  ignore_reply=True)
 
383
        elif key == "s":
 
384
            self.proxy.StartChecker(dbus_interface = client_interface,
 
385
                                    ignore_reply=True)
 
386
        elif key == "S":
 
387
            self.proxy.StopChecker(dbus_interface = client_interface,
 
388
                                   ignore_reply=True)
 
389
        elif key == "C":
 
390
            self.proxy.CheckedOK(dbus_interface = client_interface,
 
391
                                 ignore_reply=True)
317
392
        # xxx
318
 
#         elif key == u"p" or key == "=":
 
393
#         elif key == "p" or key == "=":
319
394
#             self.proxy.pause()
320
 
#         elif key == u"u" or key == ":":
 
395
#         elif key == "u" or key == ":":
321
396
#             self.proxy.unpause()
322
 
#         elif key == u"RET":
 
397
#         elif key == "RET":
323
398
#             self.open()
324
 
#        elif key == u"+":
325
 
#            self.proxy.Approve(True)
326
 
#        elif key == u"-":
327
 
#            self.proxy.Approve(False)
328
399
        else:
329
400
            return key
330
401
    
345
416
    "down" key presses, thus not allowing any containing widgets to
346
417
    use them as an excuse to shift focus away from this widget.
347
418
    """
348
 
    def keypress(self, (maxcol, maxrow), key):
349
 
        ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
350
 
        if ret in (u"up", u"down"):
 
419
    def keypress(self, maxcolrow, key):
 
420
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
 
421
        if ret in ("up", "down"):
351
422
            return
352
423
        return ret
353
424
 
362
433
        self.screen = urwid.curses_display.Screen()
363
434
        
364
435
        self.screen.register_palette((
365
 
                (u"normal",
366
 
                 u"default", u"default", None),
367
 
                (u"bold",
368
 
                 u"default", u"default", u"bold"),
369
 
                (u"underline-blink",
370
 
                 u"default", u"default", u"underline"),
371
 
                (u"standout",
372
 
                 u"default", u"default", u"standout"),
373
 
                (u"bold-underline-blink",
374
 
                 u"default", u"default", (u"bold", u"underline")),
375
 
                (u"bold-standout",
376
 
                 u"default", u"default", (u"bold", u"standout")),
377
 
                (u"underline-blink-standout",
378
 
                 u"default", u"default", (u"underline", u"standout")),
379
 
                (u"bold-underline-blink-standout",
380
 
                 u"default", u"default", (u"bold", u"underline",
381
 
                                          u"standout")),
 
436
                ("normal",
 
437
                 "default", "default", None),
 
438
                ("bold",
 
439
                 "default", "default", "bold"),
 
440
                ("underline-blink",
 
441
                 "default", "default", "underline"),
 
442
                ("standout",
 
443
                 "default", "default", "standout"),
 
444
                ("bold-underline-blink",
 
445
                 "default", "default", ("bold", "underline")),
 
446
                ("bold-standout",
 
447
                 "default", "default", ("bold", "standout")),
 
448
                ("underline-blink-standout",
 
449
                 "default", "default", ("underline", "standout")),
 
450
                ("bold-underline-blink-standout",
 
451
                 "default", "default", ("bold", "underline",
 
452
                                          "standout")),
382
453
                ))
383
454
        
384
455
        if urwid.supports_unicode():
385
 
            self.divider = u"─" # \u2500
386
 
            #self.divider = u"━" # \u2501
 
456
            self.divider = "─" # \u2500
 
457
            #self.divider = "━" # \u2501
387
458
        else:
388
 
            #self.divider = u"-" # \u002d
389
 
            self.divider = u"_" # \u005f
 
459
            #self.divider = "-" # \u002d
 
460
            self.divider = "_" # \u005f
390
461
        
391
462
        self.screen.start()
392
463
        
406
477
        # This keeps track of whether self.uilist currently has
407
478
        # self.logbox in it or not
408
479
        self.log_visible = True
409
 
        self.log_wrap = u"any"
 
480
        self.log_wrap = "any"
410
481
        
411
482
        self.rebuild()
412
 
        self.log_message_raw((u"bold",
413
 
                              u"Mandos Monitor version " + version))
414
 
        self.log_message_raw((u"bold",
415
 
                              u"q: Quit  ?: Help"))
 
483
        self.log_message_raw(("bold",
 
484
                              "Mandos Monitor version " + version))
 
485
        self.log_message_raw(("bold",
 
486
                              "q: Quit  ?: Help"))
416
487
        
417
488
        self.busname = domain + '.Mandos'
418
489
        self.main_loop = gobject.MainLoop()
419
 
        self.bus = dbus.SystemBus()
420
 
        mandos_dbus_objc = self.bus.get_object(
421
 
            self.busname, u"/", follow_name_owner_changes=True)
422
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
423
 
                                          dbus_interface
424
 
                                          = server_interface)
425
 
        try:
426
 
            mandos_clients = (self.mandos_serv
427
 
                              .GetAllClientsWithProperties())
428
 
        except dbus.exceptions.DBusException:
429
 
            mandos_clients = dbus.Dictionary()
430
 
        
431
 
        (self.mandos_serv
432
 
         .connect_to_signal(u"ClientRemoved",
433
 
                            self.find_and_remove_client,
434
 
                            dbus_interface=server_interface,
435
 
                            byte_arrays=True))
436
 
        (self.mandos_serv
437
 
         .connect_to_signal(u"ClientAdded",
438
 
                            self.add_new_client,
439
 
                            dbus_interface=server_interface,
440
 
                            byte_arrays=True))
441
 
        (self.mandos_serv
442
 
         .connect_to_signal(u"ClientNotFound",
443
 
                            self.client_not_found,
444
 
                            dbus_interface=server_interface,
445
 
                            byte_arrays=True))
446
 
        for path, client in mandos_clients.iteritems():
447
 
            client_proxy_object = self.bus.get_object(self.busname,
448
 
                                                      path)
449
 
            self.add_client(MandosClientWidget(server_proxy_object
450
 
                                               =self.mandos_serv,
451
 
                                               proxy_object
452
 
                                               =client_proxy_object,
453
 
                                               properties=client,
454
 
                                               update_hook
455
 
                                               =self.refresh,
456
 
                                               delete_hook
457
 
                                               =self.remove_client,
458
 
                                               logger
459
 
                                               =self.log_message),
460
 
                            path=path)
461
490
    
462
491
    def client_not_found(self, fingerprint, address):
463
 
        self.log_message((u"Client with address %s and fingerprint %s"
464
 
                          u" could not be found" % (address,
465
 
                                                    fingerprint)))
 
492
        self.log_message("Client with address {0} and fingerprint"
 
493
                         " {1} could not be found"
 
494
                         .format(address, fingerprint))
466
495
    
467
496
    def rebuild(self):
468
497
        """This rebuilds the User Interface.
469
498
        Call this when the widget layout needs to change"""
470
499
        self.uilist = []
471
500
        #self.uilist.append(urwid.ListBox(self.clients))
472
 
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
 
501
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
 
502
                                                          clients),
473
503
                                       #header=urwid.Divider(),
474
504
                                       header=None,
475
 
                                       footer=urwid.Divider(div_char=self.divider)))
 
505
                                       footer=
 
506
                                       urwid.Divider(div_char=
 
507
                                                     self.divider)))
476
508
        if self.log_visible:
477
509
            self.uilist.append(self.logbox)
478
 
            pass
479
510
        self.topwidget = urwid.Pile(self.uilist)
480
511
    
481
512
    def log_message(self, message):
482
513
        timestamp = datetime.datetime.now().isoformat()
483
 
        self.log_message_raw(timestamp + u": " + message)
 
514
        self.log_message_raw(timestamp + ": " + message)
484
515
    
485
516
    def log_message_raw(self, markup):
486
517
        """Add a log message to the log buffer."""
489
520
            and len(self.log) > self.max_log_length):
490
521
            del self.log[0:len(self.log)-self.max_log_length-1]
491
522
        self.logbox.set_focus(len(self.logbox.body.contents),
492
 
                              coming_from=u"above")
 
523
                              coming_from="above")
493
524
        self.refresh()
494
525
    
495
526
    def toggle_log_display(self):
496
527
        """Toggle visibility of the log buffer."""
497
528
        self.log_visible = not self.log_visible
498
529
        self.rebuild()
499
 
        self.log_message(u"Log visibility changed to: "
500
 
                         + unicode(self.log_visible))
 
530
        #self.log_message("Log visibility changed to: "
 
531
        #                 + unicode(self.log_visible))
501
532
    
502
533
    def change_log_display(self):
503
534
        """Change type of log display.
504
535
        Currently, this toggles wrapping of text lines."""
505
 
        if self.log_wrap == u"clip":
506
 
            self.log_wrap = u"any"
 
536
        if self.log_wrap == "clip":
 
537
            self.log_wrap = "any"
507
538
        else:
508
 
            self.log_wrap = u"clip"
 
539
            self.log_wrap = "clip"
509
540
        for textwidget in self.log:
510
541
            textwidget.set_wrap_mode(self.log_wrap)
511
 
        self.log_message(u"Wrap mode: " + self.log_wrap)
 
542
        #self.log_message("Wrap mode: " + self.log_wrap)
512
543
    
513
544
    def find_and_remove_client(self, path, name):
514
 
        """Find an client from its object path and remove it.
 
545
        """Find a client by its object path and remove it.
515
546
        
516
547
        This is connected to the ClientRemoved signal from the
517
548
        Mandos server object."""
519
550
            client = self.clients_dict[path]
520
551
        except KeyError:
521
552
            # not found?
 
553
            self.log_message("Unknown client {0!r} ({1!r}) removed"
 
554
                             .format(name, path))
522
555
            return
523
 
        self.remove_client(client, path)
 
556
        client.delete()
524
557
    
525
558
    def add_new_client(self, path):
526
559
        client_proxy_object = self.bus.get_object(self.busname, path)
541
574
        if path is None:
542
575
            path = client.proxy.object_path
543
576
        self.clients_dict[path] = client
544
 
        self.clients.sort(None, lambda c: c.properties[u"name"])
 
577
        self.clients.sort(None, lambda c: c.properties["Name"])
545
578
        self.refresh()
546
579
    
547
580
    def remove_client(self, client, path=None):
563
596
    
564
597
    def run(self):
565
598
        """Start the main loop and exit when it's done."""
 
599
        self.bus = dbus.SystemBus()
 
600
        mandos_dbus_objc = self.bus.get_object(
 
601
            self.busname, "/", follow_name_owner_changes=True)
 
602
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
603
                                          dbus_interface
 
604
                                          = server_interface)
 
605
        try:
 
606
            mandos_clients = (self.mandos_serv
 
607
                              .GetAllClientsWithProperties())
 
608
        except dbus.exceptions.DBusException:
 
609
            mandos_clients = dbus.Dictionary()
 
610
        
 
611
        (self.mandos_serv
 
612
         .connect_to_signal("ClientRemoved",
 
613
                            self.find_and_remove_client,
 
614
                            dbus_interface=server_interface,
 
615
                            byte_arrays=True))
 
616
        (self.mandos_serv
 
617
         .connect_to_signal("ClientAdded",
 
618
                            self.add_new_client,
 
619
                            dbus_interface=server_interface,
 
620
                            byte_arrays=True))
 
621
        (self.mandos_serv
 
622
         .connect_to_signal("ClientNotFound",
 
623
                            self.client_not_found,
 
624
                            dbus_interface=server_interface,
 
625
                            byte_arrays=True))
 
626
        for path, client in mandos_clients.iteritems():
 
627
            client_proxy_object = self.bus.get_object(self.busname,
 
628
                                                      path)
 
629
            self.add_client(MandosClientWidget(server_proxy_object
 
630
                                               =self.mandos_serv,
 
631
                                               proxy_object
 
632
                                               =client_proxy_object,
 
633
                                               properties=client,
 
634
                                               update_hook
 
635
                                               =self.refresh,
 
636
                                               delete_hook
 
637
                                               =self.remove_client,
 
638
                                               logger
 
639
                                               =self.log_message),
 
640
                            path=path)
 
641
 
566
642
        self.refresh()
567
643
        self._input_callback_tag = (gobject.io_add_watch
568
644
                                    (sys.stdin.fileno(),
578
654
    
579
655
    def process_input(self, source, condition):
580
656
        keys = self.screen.get_input()
581
 
        translations = { u"ctrl n": u"down",      # Emacs
582
 
                         u"ctrl p": u"up",        # Emacs
583
 
                         u"ctrl v": u"page down", # Emacs
584
 
                         u"meta v": u"page up",   # Emacs
585
 
                         u" ": u"page down",      # less
586
 
                         u"f": u"page down",      # less
587
 
                         u"b": u"page up",        # less
588
 
                         u"j": u"down",           # vi
589
 
                         u"k": u"up",             # vi
 
657
        translations = { "ctrl n": "down",      # Emacs
 
658
                         "ctrl p": "up",        # Emacs
 
659
                         "ctrl v": "page down", # Emacs
 
660
                         "meta v": "page up",   # Emacs
 
661
                         " ": "page down",      # less
 
662
                         "f": "page down",      # less
 
663
                         "b": "page up",        # less
 
664
                         "j": "down",           # vi
 
665
                         "k": "up",             # vi
590
666
                         }
591
667
        for key in keys:
592
668
            try:
594
670
            except KeyError:    # :-)
595
671
                pass
596
672
            
597
 
            if key == u"q" or key == u"Q":
 
673
            if key == "q" or key == "Q":
598
674
                self.stop()
599
675
                break
600
 
            elif key == u"window resize":
 
676
            elif key == "window resize":
601
677
                self.size = self.screen.get_cols_rows()
602
678
                self.refresh()
603
 
            elif key == u"\f":  # Ctrl-L
 
679
            elif key == "\f":  # Ctrl-L
604
680
                self.refresh()
605
 
            elif key == u"l" or key == u"D":
 
681
            elif key == "l" or key == "D":
606
682
                self.toggle_log_display()
607
683
                self.refresh()
608
 
            elif key == u"w" or key == u"i":
 
684
            elif key == "w" or key == "i":
609
685
                self.change_log_display()
610
686
                self.refresh()
611
 
            elif key == u"?" or key == u"f1" or key == u"esc":
 
687
            elif key == "?" or key == "f1" or key == "esc":
612
688
                if not self.log_visible:
613
689
                    self.log_visible = True
614
690
                    self.rebuild()
615
 
                self.log_message_raw((u"bold",
616
 
                                      u"  ".
617
 
                                      join((u"q: Quit",
618
 
                                            u"?: Help",
619
 
                                            u"l: Log window toggle",
620
 
                                            u"TAB: Switch window",
621
 
                                            u"w: Wrap (log)"))))
622
 
                self.log_message_raw((u"bold",
623
 
                                      u"  "
624
 
                                      .join((u"Clients:",
625
 
                                             u"+: Enable",
626
 
                                             u"-: Disable",
627
 
                                             u"r: Remove",
628
 
                                             u"s: Start new checker",
629
 
                                             u"S: Stop checker",
630
 
                                             u"C: Checker OK",
631
 
                                             u"a: Approve",
632
 
                                             u"d: Deny"))))
 
691
                self.log_message_raw(("bold",
 
692
                                      "  ".
 
693
                                      join(("q: Quit",
 
694
                                            "?: Help",
 
695
                                            "l: Log window toggle",
 
696
                                            "TAB: Switch window",
 
697
                                            "w: Wrap (log)"))))
 
698
                self.log_message_raw(("bold",
 
699
                                      "  "
 
700
                                      .join(("Clients:",
 
701
                                             "+: Enable",
 
702
                                             "-: Disable",
 
703
                                             "R: Remove",
 
704
                                             "s: Start new checker",
 
705
                                             "S: Stop checker",
 
706
                                             "C: Checker OK",
 
707
                                             "a: Approve",
 
708
                                             "d: Deny"))))
633
709
                self.refresh()
634
 
            elif key == u"tab":
 
710
            elif key == "tab":
635
711
                if self.topwidget.get_focus() is self.logbox:
636
712
                    self.topwidget.set_focus(0)
637
713
                else:
638
714
                    self.topwidget.set_focus(self.logbox)
639
715
                self.refresh()
640
 
            #elif (key == u"end" or key == u"meta >" or key == u"G"
641
 
            #      or key == u">"):
 
716
            #elif (key == "end" or key == "meta >" or key == "G"
 
717
            #      or key == ">"):
642
718
            #    pass            # xxx end-of-buffer
643
 
            #elif (key == u"home" or key == u"meta <" or key == u"g"
644
 
            #      or key == u"<"):
 
719
            #elif (key == "home" or key == "meta <" or key == "g"
 
720
            #      or key == "<"):
645
721
            #    pass            # xxx beginning-of-buffer
646
 
            #elif key == u"ctrl e" or key == u"$":
 
722
            #elif key == "ctrl e" or key == "$":
647
723
            #    pass            # xxx move-end-of-line
648
 
            #elif key == u"ctrl a" or key == u"^":
 
724
            #elif key == "ctrl a" or key == "^":
649
725
            #    pass            # xxx move-beginning-of-line
650
 
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
 
726
            #elif key == "ctrl b" or key == "meta (" or key == "h":
651
727
            #    pass            # xxx left
652
 
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
 
728
            #elif key == "ctrl f" or key == "meta )" or key == "l":
653
729
            #    pass            # xxx right
654
 
            #elif key == u"a":
 
730
            #elif key == "a":
655
731
            #    pass            # scroll up log
656
 
            #elif key == u"z":
 
732
            #elif key == "z":
657
733
            #    pass            # scroll down log
658
734
            elif self.topwidget.selectable():
659
735
                self.topwidget.keypress(self.size, key)