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  • Committer: Teddy Hogeborn
  • Date: 2010-09-12 03:00:40 UTC
  • Revision ID: teddy@fukt.bsnet.se-20100912030040-b0uopyennste9fdh
Documentation changes:

* DBUS-API: New file documenting the server D-Bus interface.

* clients.conf: Add examples of new approval settings.

* debian/mandos.docs: Added "DBUS-API".

* mandos-clients.conf.xml (OPTIONS): Added "approved_by_default",
                                     "approval_delay", and
                                     "approval_duration".
* mandos.xml (D-BUS INTERFACE): Refer to the "DBUS-API" file.
  (BUGS): Remove mention of lack of a remote query interface.

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mandos-monitor
1
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, '')
 
24
locale.setlocale(locale.LC_ALL, u'')
47
25
 
48
26
import logging
49
27
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
50
28
 
51
29
# Some useful constants
52
 
domain = 'se.recompile'
 
30
domain = 'se.bsnet.fukt'
53
31
server_interface = domain + '.Mandos'
54
32
client_interface = domain + '.Mandos.Client'
55
 
version = "1.5.3"
 
33
version = "1.0.15"
56
34
 
57
35
# Always run in monochrome mode
58
36
urwid.curses_display.curses.has_colors = lambda : False
66
44
    "Parse an ISO 8601 date string to a datetime.datetime()"
67
45
    if not iso:
68
46
        return None
69
 
    d, t = iso.split("T", 1)
70
 
    year, month, day = d.split("-", 2)
71
 
    hour, minute, second = t.split(":", 2)
 
47
    d, t = iso.split(u"T", 1)
 
48
    year, month, day = d.split(u"-", 2)
 
49
    hour, minute, second = t.split(u":", 2)
72
50
    second, fraction = divmod(float(second), 1)
73
51
    return datetime.datetime(int(year),
74
52
                             int(month),
87
65
        self.proxy = proxy_object # Mandos Client proxy object
88
66
        
89
67
        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))
 
68
        self.proxy.connect_to_signal(u"PropertyChanged",
 
69
                                     self.property_changed,
 
70
                                     client_interface,
 
71
                                     byte_arrays=True)
95
72
        
96
73
        self.properties.update(
97
74
            self.proxy.GetAll(client_interface,
98
75
                              dbus_interface = dbus.PROPERTIES_IFACE))
99
76
 
100
 
        #XXX This breaks good super behaviour
 
77
        #XXX This break good super behaviour!
101
78
#        super(MandosClientPropertyCache, self).__init__(
102
79
#            *args, **kwargs)
103
80
    
107
84
        """
108
85
        # Update properties dict with new value
109
86
        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
87
 
116
88
 
117
89
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
130
102
        self.logger = logger
131
103
        
132
104
        self._update_timer_callback_tag = None
133
 
        self._update_timer_callback_lock = 0
 
105
        self.last_checker_failed = False
134
106
        
135
107
        # The widget shown normally
136
 
        self._text_widget = urwid.Text("")
 
108
        self._text_widget = urwid.Text(u"")
137
109
        # The widget shown when we have focus
138
 
        self._focus_text_widget = urwid.Text("")
 
110
        self._focus_text_widget = urwid.Text(u"")
139
111
        super(MandosClientWidget, self).__init__(
140
112
            update_hook=update_hook, delete_hook=delete_hook,
141
113
            *args, **kwargs)
142
114
        self.update()
143
115
        self.opened = False
144
 
        
 
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
        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 {0}'
176
 
        #            .format(self.properties["Name"]))
177
 
    
178
 
    def property_changed(self, property=None, value=None):
179
 
        super(self, MandosClientWidget).property_changed(property,
180
 
                                                         value)
181
 
        if property == "ApprovalPending":
182
 
            using_timer(bool(value))
183
 
        if property == "LastCheckerStatus":
184
 
            using_timer(value != 0)
185
 
            #self.logger('Checker for client {0} (command "{1}") was '
186
 
            #            ' successful'.format(self.properties["Name"],
187
 
            #                                 command))
188
 
    
189
 
    def using_timer(self, flag):
190
 
        """Call this method with True or False when timer should be
191
 
        activated or deactivated.
192
 
        """
193
 
        old = self._update_timer_callback_lock
194
 
        if flag:
195
 
            self._update_timer_callback_lock += 1
 
137
                                                [u"LastCheckedOK"])
 
138
        if last_checked_ok is None:
 
139
            self.last_checker_failed = True
196
140
        else:
197
 
            self._update_timer_callback_lock -= 1
198
 
        if old == 0 and self._update_timer_callback_lock:
199
 
            # Will update the shown timer value every second
 
141
            self.last_checker_failed = ((datetime.datetime.utcnow()
 
142
                                         - last_checked_ok)
 
143
                                        > datetime.timedelta
 
144
                                        (milliseconds=
 
145
                                         self.properties
 
146
                                         [u"Interval"]))
 
147
        if self.last_checker_failed:
200
148
            self._update_timer_callback_tag = (gobject.timeout_add
201
149
                                               (1000,
202
150
                                                self.update_timer))
203
 
        elif old and self._update_timer_callback_lock == 0:
204
 
            gobject.source_remove(self._update_timer_callback_tag)
205
 
            self._update_timer_callback_tag = None
206
151
    
207
152
    def checker_completed(self, exitstatus, condition, command):
208
153
        if exitstatus == 0:
 
154
            if self.last_checker_failed:
 
155
                self.last_checker_failed = False
 
156
                gobject.source_remove(self._update_timer_callback_tag)
 
157
                self._update_timer_callback_tag = None
 
158
            self.logger(u'Checker for client %s (command "%s")'
 
159
                        u' was successful'
 
160
                        % (self.properties[u"Name"], command))
209
161
            self.update()
210
162
            return
211
163
        # Checker failed
 
164
        if not self.last_checker_failed:
 
165
            self.last_checker_failed = True
 
166
            self._update_timer_callback_tag = (gobject.timeout_add
 
167
                                               (1000,
 
168
                                                self.update_timer))
212
169
        if os.WIFEXITED(condition):
213
 
            self.logger('Checker for client {0} (command "{1}")'
214
 
                        ' failed with exit code {2}'
215
 
                        .format(self.properties["Name"], command,
216
 
                                os.WEXITSTATUS(condition)))
 
170
            self.logger(u'Checker for client %s (command "%s")'
 
171
                        u' failed with exit code %s'
 
172
                        % (self.properties[u"Name"], command,
 
173
                           os.WEXITSTATUS(condition)))
217
174
        elif os.WIFSIGNALED(condition):
218
 
            self.logger('Checker for client {0} (command "{1}") was'
219
 
                        ' killed by signal {2}'
220
 
                        .format(self.properties["Name"], command,
221
 
                                os.WTERMSIG(condition)))
 
175
            self.logger(u'Checker for client %s (command "%s")'
 
176
                        u' was killed by signal %s'
 
177
                        % (self.properties[u"Name"], command,
 
178
                           os.WTERMSIG(condition)))
222
179
        elif os.WCOREDUMP(condition):
223
 
            self.logger('Checker for client {0} (command "{1}")'
224
 
                        ' dumped core'
225
 
                        .format(self.properties["Name"], command))
 
180
            self.logger(u'Checker for client %s (command "%s")'
 
181
                        u' dumped core'
 
182
                        % (self.properties[u"Name"], command))
226
183
        else:
227
 
            self.logger('Checker for client {0} completed'
228
 
                        ' mysteriously'
229
 
                        .format(self.properties["Name"]))
 
184
            self.logger(u'Checker for client %s completed'
 
185
                        u' mysteriously')
230
186
        self.update()
231
187
    
232
188
    def checker_started(self, command):
233
 
        """Server signals that a checker started. This could be useful
234
 
           to log in the future. """
235
 
        #self.logger('Client {0} started checker "{1}"'
236
 
        #            .format(self.properties["Name"],
237
 
        #                    unicode(command)))
 
189
        #self.logger(u'Client %s started checker "%s"'
 
190
        #            % (self.properties[u"Name"], unicode(command)))
238
191
        pass
239
192
    
240
193
    def got_secret(self):
241
 
        self.logger('Client {0} received its secret'
242
 
                    .format(self.properties["Name"]))
 
194
        self.last_checker_failed = False
 
195
        self.logger(u'Client %s received its secret'
 
196
                    % self.properties[u"Name"])
243
197
    
244
198
    def need_approval(self, timeout, default):
245
199
        if not default:
246
 
            message = 'Client {0} needs approval within {1} seconds'
 
200
            message = u'Client %s needs approval within %s seconds'
247
201
        else:
248
 
            message = 'Client {0} will get its secret in {1} seconds'
249
 
        self.logger(message.format(self.properties["Name"],
250
 
                                   timeout/1000))
251
 
        self.using_timer(True)
 
202
            message = u'Client %s will get its secret in %s seconds'
 
203
        self.logger(message
 
204
                    % (self.properties[u"Name"], timeout/1000))
252
205
    
253
206
    def rejected(self, reason):
254
 
        self.logger('Client {0} was rejected; reason: {1}'
255
 
                    .format(self.properties["Name"], reason))
 
207
        self.logger(u'Client %s was rejected; reason: %s'
 
208
                    % (self.properties[u"Name"], reason))
256
209
    
257
210
    def selectable(self):
258
211
        """Make this a "selectable" widget.
259
212
        This overrides the method from urwid.FlowWidget."""
260
213
        return True
261
214
    
262
 
    def rows(self, maxcolrow, focus=False):
 
215
    def rows(self, (maxcol,), focus=False):
263
216
        """How many rows this widget will occupy might depend on
264
217
        whether we have focus or not.
265
218
        This overrides the method from urwid.FlowWidget"""
266
 
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
 
219
        return self.current_widget(focus).rows((maxcol,), focus=focus)
267
220
    
268
221
    def current_widget(self, focus=False):
269
222
        if focus or self.opened:
273
226
    def update(self):
274
227
        "Called when what is visible on the screen should be updated."
275
228
        # How to add standout mode to a style
276
 
        with_standout = { "normal": "standout",
277
 
                          "bold": "bold-standout",
278
 
                          "underline-blink":
279
 
                              "underline-blink-standout",
280
 
                          "bold-underline-blink":
281
 
                              "bold-underline-blink-standout",
 
229
        with_standout = { u"normal": u"standout",
 
230
                          u"bold": u"bold-standout",
 
231
                          u"underline-blink":
 
232
                              u"underline-blink-standout",
 
233
                          u"bold-underline-blink":
 
234
                              u"bold-underline-blink-standout",
282
235
                          }
283
236
 
284
237
        # Rebuild focus and non-focus widgets using current properties
285
238
 
286
239
        # Base part of a client. Name!
287
 
        base = '{name}: '.format(name=self.properties["Name"])
288
 
        if not self.properties["Enabled"]:
289
 
            message = "DISABLED"
290
 
        elif self.properties["ApprovalPending"]:
 
240
        base = (u'%(name)s: '
 
241
                      % {u"name": self.properties[u"Name"]})
 
242
        if not self.properties[u"Enabled"]:
 
243
            message = u"DISABLED"
 
244
        elif self.properties[u"ApprovalPending"]:
 
245
            if self.properties[u"ApprovedByDefault"]:
 
246
                message = u"Connection established to client. (d)eny?"
 
247
            else:
 
248
                message = u"Seeks approval to send secret. (a)pprove?"
 
249
        elif self.last_checker_failed:
291
250
            timeout = datetime.timedelta(milliseconds
292
251
                                         = self.properties
293
 
                                         ["ApprovalDelay"])
294
 
            last_approval_request = isoformat_to_datetime(
295
 
                self.properties["LastApprovalRequest"])
296
 
            if last_approval_request is not None:
297
 
                timer = timeout - (datetime.datetime.utcnow()
298
 
                                   - last_approval_request)
299
 
            else:
300
 
                timer = datetime.timedelta()
301
 
            if self.properties["ApprovedByDefault"]:
302
 
                message = "Approval in {0}. (d)eny?"
303
 
            else:
304
 
                message = "Denial in {0}. (a)pprove?"
305
 
            message = message.format(unicode(timer).rsplit(".", 1)[0])
306
 
        elif self.properties["LastCheckerStatus"] != 0:
307
 
            # When checker has failed, print a timer until client expires
308
 
            expires = self.properties["Expires"]
309
 
            if expires == "":
310
 
                timer = datetime.timedelta(0)
311
 
            else:
312
 
                expires = datetime.datetime.strptime(expires,
313
 
                                                     '%Y-%m-%dT%H:%M:%S.%f')
314
 
                timer = expires - datetime.datetime.utcnow()
315
 
            message = ('A checker has failed! Time until client'
316
 
                       ' gets disabled: {0}'
317
 
                       .format(unicode(timer).rsplit(".", 1)[0]))
 
252
                                         [u"Timeout"])
 
253
            last_ok = isoformat_to_datetime(
 
254
                max((self.properties[u"LastCheckedOK"]
 
255
                     or self.properties[u"Created"]),
 
256
                    self.properties[u"LastEnabled"]))
 
257
            timer = timeout - (datetime.datetime.utcnow() - last_ok)
 
258
            message = (u'A checker has failed! Time until client'
 
259
                       u' gets diabled: %s'
 
260
                           % unicode(timer).rsplit(".", 1)[0])
318
261
        else:
319
 
            message = "enabled"
320
 
        self._text = "{0}{1}".format(base, message)
 
262
            message = u"enabled"
 
263
        self._text = "%s%s" % (base, message)
321
264
            
322
265
        if not urwid.supports_unicode():
323
266
            self._text = self._text.encode("ascii", "replace")
324
 
        textlist = [("normal", self._text)]
 
267
        textlist = [(u"normal", self._text)]
325
268
        self._text_widget.set_text(textlist)
326
269
        self._focus_text_widget.set_text([(with_standout[text[0]],
327
270
                                           text[1])
336
279
            self.update_hook()
337
280
    
338
281
    def update_timer(self):
339
 
        """called by gobject. Will indefinitely loop until
340
 
        gobject.source_remove() on tag is called"""
 
282
        "called by gobject"
341
283
        self.update()
342
284
        return True             # Keep calling this
343
285
    
344
 
    def delete(self, *args, **kwargs):
 
286
    def delete(self):
345
287
        if self._update_timer_callback_tag is not None:
346
288
            gobject.source_remove(self._update_timer_callback_tag)
347
289
            self._update_timer_callback_tag = None
348
 
        for match in self.match_objects:
349
 
            match.remove()
350
 
        self.match_objects = ()
351
290
        if self.delete_hook is not None:
352
291
            self.delete_hook(self)
353
 
        return super(MandosClientWidget, self).delete(*args, **kwargs)
354
292
    
355
 
    def render(self, maxcolrow, focus=False):
 
293
    def render(self, (maxcol,), focus=False):
356
294
        """Render differently if we have focus.
357
295
        This overrides the method from urwid.FlowWidget"""
358
 
        return self.current_widget(focus).render(maxcolrow,
 
296
        return self.current_widget(focus).render((maxcol,),
359
297
                                                 focus=focus)
360
298
    
361
 
    def keypress(self, maxcolrow, key):
 
299
    def keypress(self, (maxcol,), key):
362
300
        """Handle keys.
363
301
        This overrides the method from urwid.FlowWidget"""
364
 
        if key == "+":
365
 
            self.proxy.Enable(dbus_interface = client_interface,
366
 
                              ignore_reply=True)
367
 
        elif key == "-":
368
 
            self.proxy.Disable(dbus_interface = client_interface,
369
 
                               ignore_reply=True)
370
 
        elif key == "a":
 
302
        if key == u"+":
 
303
            self.proxy.Enable(dbus_interface = client_interface)
 
304
        elif key == u"-":
 
305
            self.proxy.Disable(dbus_interface = client_interface)
 
306
        elif key == u"a":
371
307
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
372
 
                               dbus_interface = client_interface,
373
 
                               ignore_reply=True)
374
 
        elif key == "d":
 
308
                               dbus_interface = client_interface)
 
309
        elif key == u"d":
375
310
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
376
 
                                  dbus_interface = client_interface,
377
 
                               ignore_reply=True)
378
 
        elif key == "R" or key == "_" or key == "ctrl k":
 
311
                                  dbus_interface = client_interface)
 
312
        elif key == u"r" or key == u"_" or key == u"ctrl k":
379
313
            self.server_proxy_object.RemoveClient(self.proxy
380
 
                                                  .object_path,
381
 
                                                  ignore_reply=True)
382
 
        elif key == "s":
383
 
            self.proxy.StartChecker(dbus_interface = client_interface,
384
 
                                    ignore_reply=True)
385
 
        elif key == "S":
386
 
            self.proxy.StopChecker(dbus_interface = client_interface,
387
 
                                   ignore_reply=True)
388
 
        elif key == "C":
389
 
            self.proxy.CheckedOK(dbus_interface = client_interface,
390
 
                                 ignore_reply=True)
 
314
                                                  .object_path)
 
315
        elif key == u"s":
 
316
            self.proxy.StartChecker(dbus_interface = client_interface)
 
317
        elif key == u"S":
 
318
            self.proxy.StopChecker(dbus_interface = client_interface)
 
319
        elif key == u"C":
 
320
            self.proxy.CheckedOK(dbus_interface = client_interface)
391
321
        # xxx
392
 
#         elif key == "p" or key == "=":
 
322
#         elif key == u"p" or key == "=":
393
323
#             self.proxy.pause()
394
 
#         elif key == "u" or key == ":":
 
324
#         elif key == u"u" or key == ":":
395
325
#             self.proxy.unpause()
396
 
#         elif key == "RET":
 
326
#         elif key == u"RET":
397
327
#             self.open()
 
328
#        elif key == u"+":
 
329
#            self.proxy.Approve(True)
 
330
#        elif key == u"-":
 
331
#            self.proxy.Approve(False)
398
332
        else:
399
333
            return key
400
334
    
415
349
    "down" key presses, thus not allowing any containing widgets to
416
350
    use them as an excuse to shift focus away from this widget.
417
351
    """
418
 
    def keypress(self, maxcolrow, key):
419
 
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
420
 
        if ret in ("up", "down"):
 
352
    def keypress(self, (maxcol, maxrow), key):
 
353
        ret = super(ConstrainedListBox, self).keypress((maxcol,
 
354
                                                        maxrow), key)
 
355
        if ret in (u"up", u"down"):
421
356
            return
422
357
        return ret
423
358
 
432
367
        self.screen = urwid.curses_display.Screen()
433
368
        
434
369
        self.screen.register_palette((
435
 
                ("normal",
436
 
                 "default", "default", None),
437
 
                ("bold",
438
 
                 "default", "default", "bold"),
439
 
                ("underline-blink",
440
 
                 "default", "default", "underline"),
441
 
                ("standout",
442
 
                 "default", "default", "standout"),
443
 
                ("bold-underline-blink",
444
 
                 "default", "default", ("bold", "underline")),
445
 
                ("bold-standout",
446
 
                 "default", "default", ("bold", "standout")),
447
 
                ("underline-blink-standout",
448
 
                 "default", "default", ("underline", "standout")),
449
 
                ("bold-underline-blink-standout",
450
 
                 "default", "default", ("bold", "underline",
451
 
                                          "standout")),
 
370
                (u"normal",
 
371
                 u"default", u"default", None),
 
372
                (u"bold",
 
373
                 u"default", u"default", u"bold"),
 
374
                (u"underline-blink",
 
375
                 u"default", u"default", u"underline"),
 
376
                (u"standout",
 
377
                 u"default", u"default", u"standout"),
 
378
                (u"bold-underline-blink",
 
379
                 u"default", u"default", (u"bold", u"underline")),
 
380
                (u"bold-standout",
 
381
                 u"default", u"default", (u"bold", u"standout")),
 
382
                (u"underline-blink-standout",
 
383
                 u"default", u"default", (u"underline", u"standout")),
 
384
                (u"bold-underline-blink-standout",
 
385
                 u"default", u"default", (u"bold", u"underline",
 
386
                                          u"standout")),
452
387
                ))
453
388
        
454
389
        if urwid.supports_unicode():
455
 
            self.divider = "─" # \u2500
456
 
            #self.divider = "━" # \u2501
 
390
            self.divider = u"─" # \u2500
 
391
            #self.divider = u"━" # \u2501
457
392
        else:
458
 
            #self.divider = "-" # \u002d
459
 
            self.divider = "_" # \u005f
 
393
            #self.divider = u"-" # \u002d
 
394
            self.divider = u"_" # \u005f
460
395
        
461
396
        self.screen.start()
462
397
        
476
411
        # This keeps track of whether self.uilist currently has
477
412
        # self.logbox in it or not
478
413
        self.log_visible = True
479
 
        self.log_wrap = "any"
 
414
        self.log_wrap = u"any"
480
415
        
481
416
        self.rebuild()
482
 
        self.log_message_raw(("bold",
483
 
                              "Mandos Monitor version " + version))
484
 
        self.log_message_raw(("bold",
485
 
                              "q: Quit  ?: Help"))
 
417
        self.log_message_raw((u"bold",
 
418
                              u"Mandos Monitor version " + version))
 
419
        self.log_message_raw((u"bold",
 
420
                              u"q: Quit  ?: Help"))
486
421
        
487
422
        self.busname = domain + '.Mandos'
488
423
        self.main_loop = gobject.MainLoop()
 
424
        self.bus = dbus.SystemBus()
 
425
        mandos_dbus_objc = self.bus.get_object(
 
426
            self.busname, u"/", follow_name_owner_changes=True)
 
427
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
428
                                          dbus_interface
 
429
                                          = server_interface)
 
430
        try:
 
431
            mandos_clients = (self.mandos_serv
 
432
                              .GetAllClientsWithProperties())
 
433
        except dbus.exceptions.DBusException:
 
434
            mandos_clients = dbus.Dictionary()
 
435
        
 
436
        (self.mandos_serv
 
437
         .connect_to_signal(u"ClientRemoved",
 
438
                            self.find_and_remove_client,
 
439
                            dbus_interface=server_interface,
 
440
                            byte_arrays=True))
 
441
        (self.mandos_serv
 
442
         .connect_to_signal(u"ClientAdded",
 
443
                            self.add_new_client,
 
444
                            dbus_interface=server_interface,
 
445
                            byte_arrays=True))
 
446
        (self.mandos_serv
 
447
         .connect_to_signal(u"ClientNotFound",
 
448
                            self.client_not_found,
 
449
                            dbus_interface=server_interface,
 
450
                            byte_arrays=True))
 
451
        for path, client in mandos_clients.iteritems():
 
452
            client_proxy_object = self.bus.get_object(self.busname,
 
453
                                                      path)
 
454
            self.add_client(MandosClientWidget(server_proxy_object
 
455
                                               =self.mandos_serv,
 
456
                                               proxy_object
 
457
                                               =client_proxy_object,
 
458
                                               properties=client,
 
459
                                               update_hook
 
460
                                               =self.refresh,
 
461
                                               delete_hook
 
462
                                               =self.remove_client,
 
463
                                               logger
 
464
                                               =self.log_message),
 
465
                            path=path)
489
466
    
490
467
    def client_not_found(self, fingerprint, address):
491
 
        self.log_message("Client with address {0} and fingerprint"
492
 
                         " {1} could not be found"
493
 
                         .format(address, fingerprint))
 
468
        self.log_message((u"Client with address %s and fingerprint %s"
 
469
                          u" could not be found" % (address,
 
470
                                                    fingerprint)))
494
471
    
495
472
    def rebuild(self):
496
473
        """This rebuilds the User Interface.
506
483
                                                     self.divider)))
507
484
        if self.log_visible:
508
485
            self.uilist.append(self.logbox)
 
486
            pass
509
487
        self.topwidget = urwid.Pile(self.uilist)
510
488
    
511
489
    def log_message(self, message):
512
490
        timestamp = datetime.datetime.now().isoformat()
513
 
        self.log_message_raw(timestamp + ": " + message)
 
491
        self.log_message_raw(timestamp + u": " + message)
514
492
    
515
493
    def log_message_raw(self, markup):
516
494
        """Add a log message to the log buffer."""
519
497
            and len(self.log) > self.max_log_length):
520
498
            del self.log[0:len(self.log)-self.max_log_length-1]
521
499
        self.logbox.set_focus(len(self.logbox.body.contents),
522
 
                              coming_from="above")
 
500
                              coming_from=u"above")
523
501
        self.refresh()
524
502
    
525
503
    def toggle_log_display(self):
526
504
        """Toggle visibility of the log buffer."""
527
505
        self.log_visible = not self.log_visible
528
506
        self.rebuild()
529
 
        #self.log_message("Log visibility changed to: "
530
 
        #                 + unicode(self.log_visible))
 
507
        self.log_message(u"Log visibility changed to: "
 
508
                         + unicode(self.log_visible))
531
509
    
532
510
    def change_log_display(self):
533
511
        """Change type of log display.
534
512
        Currently, this toggles wrapping of text lines."""
535
 
        if self.log_wrap == "clip":
536
 
            self.log_wrap = "any"
 
513
        if self.log_wrap == u"clip":
 
514
            self.log_wrap = u"any"
537
515
        else:
538
 
            self.log_wrap = "clip"
 
516
            self.log_wrap = u"clip"
539
517
        for textwidget in self.log:
540
518
            textwidget.set_wrap_mode(self.log_wrap)
541
 
        #self.log_message("Wrap mode: " + self.log_wrap)
 
519
        self.log_message(u"Wrap mode: " + self.log_wrap)
542
520
    
543
521
    def find_and_remove_client(self, path, name):
544
 
        """Find a client by its object path and remove it.
 
522
        """Find an client from its object path and remove it.
545
523
        
546
524
        This is connected to the ClientRemoved signal from the
547
525
        Mandos server object."""
549
527
            client = self.clients_dict[path]
550
528
        except KeyError:
551
529
            # not found?
552
 
            self.log_message("Unknown client {0!r} ({1!r}) removed"
553
 
                             .format(name, path))
554
530
            return
555
 
        client.delete()
 
531
        self.remove_client(client, path)
556
532
    
557
533
    def add_new_client(self, path):
558
534
        client_proxy_object = self.bus.get_object(self.busname, path)
573
549
        if path is None:
574
550
            path = client.proxy.object_path
575
551
        self.clients_dict[path] = client
576
 
        self.clients.sort(None, lambda c: c.properties["Name"])
 
552
        self.clients.sort(None, lambda c: c.properties[u"Name"])
577
553
        self.refresh()
578
554
    
579
555
    def remove_client(self, client, path=None):
595
571
    
596
572
    def run(self):
597
573
        """Start the main loop and exit when it's done."""
598
 
        self.bus = dbus.SystemBus()
599
 
        mandos_dbus_objc = self.bus.get_object(
600
 
            self.busname, "/", follow_name_owner_changes=True)
601
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
602
 
                                          dbus_interface
603
 
                                          = server_interface)
604
 
        try:
605
 
            mandos_clients = (self.mandos_serv
606
 
                              .GetAllClientsWithProperties())
607
 
        except dbus.exceptions.DBusException:
608
 
            mandos_clients = dbus.Dictionary()
609
 
        
610
 
        (self.mandos_serv
611
 
         .connect_to_signal("ClientRemoved",
612
 
                            self.find_and_remove_client,
613
 
                            dbus_interface=server_interface,
614
 
                            byte_arrays=True))
615
 
        (self.mandos_serv
616
 
         .connect_to_signal("ClientAdded",
617
 
                            self.add_new_client,
618
 
                            dbus_interface=server_interface,
619
 
                            byte_arrays=True))
620
 
        (self.mandos_serv
621
 
         .connect_to_signal("ClientNotFound",
622
 
                            self.client_not_found,
623
 
                            dbus_interface=server_interface,
624
 
                            byte_arrays=True))
625
 
        for path, client in mandos_clients.iteritems():
626
 
            client_proxy_object = self.bus.get_object(self.busname,
627
 
                                                      path)
628
 
            self.add_client(MandosClientWidget(server_proxy_object
629
 
                                               =self.mandos_serv,
630
 
                                               proxy_object
631
 
                                               =client_proxy_object,
632
 
                                               properties=client,
633
 
                                               update_hook
634
 
                                               =self.refresh,
635
 
                                               delete_hook
636
 
                                               =self.remove_client,
637
 
                                               logger
638
 
                                               =self.log_message),
639
 
                            path=path)
640
 
 
641
574
        self.refresh()
642
575
        self._input_callback_tag = (gobject.io_add_watch
643
576
                                    (sys.stdin.fileno(),
653
586
    
654
587
    def process_input(self, source, condition):
655
588
        keys = self.screen.get_input()
656
 
        translations = { "ctrl n": "down",      # Emacs
657
 
                         "ctrl p": "up",        # Emacs
658
 
                         "ctrl v": "page down", # Emacs
659
 
                         "meta v": "page up",   # Emacs
660
 
                         " ": "page down",      # less
661
 
                         "f": "page down",      # less
662
 
                         "b": "page up",        # less
663
 
                         "j": "down",           # vi
664
 
                         "k": "up",             # vi
 
589
        translations = { u"ctrl n": u"down",      # Emacs
 
590
                         u"ctrl p": u"up",        # Emacs
 
591
                         u"ctrl v": u"page down", # Emacs
 
592
                         u"meta v": u"page up",   # Emacs
 
593
                         u" ": u"page down",      # less
 
594
                         u"f": u"page down",      # less
 
595
                         u"b": u"page up",        # less
 
596
                         u"j": u"down",           # vi
 
597
                         u"k": u"up",             # vi
665
598
                         }
666
599
        for key in keys:
667
600
            try:
669
602
            except KeyError:    # :-)
670
603
                pass
671
604
            
672
 
            if key == "q" or key == "Q":
 
605
            if key == u"q" or key == u"Q":
673
606
                self.stop()
674
607
                break
675
 
            elif key == "window resize":
 
608
            elif key == u"window resize":
676
609
                self.size = self.screen.get_cols_rows()
677
610
                self.refresh()
678
 
            elif key == "\f":  # Ctrl-L
 
611
            elif key == u"\f":  # Ctrl-L
679
612
                self.refresh()
680
 
            elif key == "l" or key == "D":
 
613
            elif key == u"l" or key == u"D":
681
614
                self.toggle_log_display()
682
615
                self.refresh()
683
 
            elif key == "w" or key == "i":
 
616
            elif key == u"w" or key == u"i":
684
617
                self.change_log_display()
685
618
                self.refresh()
686
 
            elif key == "?" or key == "f1" or key == "esc":
 
619
            elif key == u"?" or key == u"f1" or key == u"esc":
687
620
                if not self.log_visible:
688
621
                    self.log_visible = True
689
622
                    self.rebuild()
690
 
                self.log_message_raw(("bold",
691
 
                                      "  ".
692
 
                                      join(("q: Quit",
693
 
                                            "?: Help",
694
 
                                            "l: Log window toggle",
695
 
                                            "TAB: Switch window",
696
 
                                            "w: Wrap (log)"))))
697
 
                self.log_message_raw(("bold",
698
 
                                      "  "
699
 
                                      .join(("Clients:",
700
 
                                             "+: Enable",
701
 
                                             "-: Disable",
702
 
                                             "R: Remove",
703
 
                                             "s: Start new checker",
704
 
                                             "S: Stop checker",
705
 
                                             "C: Checker OK",
706
 
                                             "a: Approve",
707
 
                                             "d: Deny"))))
 
623
                self.log_message_raw((u"bold",
 
624
                                      u"  ".
 
625
                                      join((u"q: Quit",
 
626
                                            u"?: Help",
 
627
                                            u"l: Log window toggle",
 
628
                                            u"TAB: Switch window",
 
629
                                            u"w: Wrap (log)"))))
 
630
                self.log_message_raw((u"bold",
 
631
                                      u"  "
 
632
                                      .join((u"Clients:",
 
633
                                             u"+: Enable",
 
634
                                             u"-: Disable",
 
635
                                             u"r: Remove",
 
636
                                             u"s: Start new checker",
 
637
                                             u"S: Stop checker",
 
638
                                             u"C: Checker OK",
 
639
                                             u"a: Approve",
 
640
                                             u"d: Deny"))))
708
641
                self.refresh()
709
 
            elif key == "tab":
 
642
            elif key == u"tab":
710
643
                if self.topwidget.get_focus() is self.logbox:
711
644
                    self.topwidget.set_focus(0)
712
645
                else:
713
646
                    self.topwidget.set_focus(self.logbox)
714
647
                self.refresh()
715
 
            #elif (key == "end" or key == "meta >" or key == "G"
716
 
            #      or key == ">"):
 
648
            #elif (key == u"end" or key == u"meta >" or key == u"G"
 
649
            #      or key == u">"):
717
650
            #    pass            # xxx end-of-buffer
718
 
            #elif (key == "home" or key == "meta <" or key == "g"
719
 
            #      or key == "<"):
 
651
            #elif (key == u"home" or key == u"meta <" or key == u"g"
 
652
            #      or key == u"<"):
720
653
            #    pass            # xxx beginning-of-buffer
721
 
            #elif key == "ctrl e" or key == "$":
 
654
            #elif key == u"ctrl e" or key == u"$":
722
655
            #    pass            # xxx move-end-of-line
723
 
            #elif key == "ctrl a" or key == "^":
 
656
            #elif key == u"ctrl a" or key == u"^":
724
657
            #    pass            # xxx move-beginning-of-line
725
 
            #elif key == "ctrl b" or key == "meta (" or key == "h":
 
658
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
726
659
            #    pass            # xxx left
727
 
            #elif key == "ctrl f" or key == "meta )" or key == "l":
 
660
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
728
661
            #    pass            # xxx right
729
 
            #elif key == "a":
 
662
            #elif key == u"a":
730
663
            #    pass            # scroll up log
731
 
            #elif key == "z":
 
664
            #elif key == u"z":
732
665
            #    pass            # scroll down log
733
666
            elif self.topwidget.selectable():
734
667
                self.topwidget.keypress(self.size, key)