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  • Committer: Teddy Hogeborn
  • Date: 2009-11-15 10:12:09 UTC
  • Revision ID: teddy@fukt.bsnet.se-20091115101209-d0zrfwkp6u0l7v7b
* mandos (MandosServer.handle_ipc): Better log message.
  (main/MandosDBusService.ClientNotFound): Add "address" argument.
                                           All callers changed.
* mandos-monitor (MandosClientWidget.__init__): Add "logger" argument.
  (MandosClientWidget.checker_completed,
  MandosClientWidget.checker_started, MandosClientWidget.got_secret,
  MandosClientWidget.rejected): New methods, connected to signals.
  (MandosClientWidget.update): Improve display.
  (UserInterface.client_not_found): New method, conneced to signal.
  (UserInterface.log_message): New; log with timestamp.
  (UserInterface.log_message_raw): Same as old "log_message".  Bug
                                  fix; always do "refresh()".

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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 © 2009-2011 Teddy Hogeborn
7
 
# Copyright © 2009-2011 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
41
19
 
42
20
import UserList
43
21
 
44
 
import locale
45
 
 
46
 
locale.setlocale(locale.LC_ALL, '')
47
 
 
48
 
import logging
49
 
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
50
 
 
51
22
# Some useful constants
52
 
domain = 'se.recompile'
 
23
domain = 'se.bsnet.fukt'
53
24
server_interface = domain + '.Mandos'
54
25
client_interface = domain + '.Mandos.Client'
55
 
version = "1.4.1"
 
26
version = "1.0.14"
56
27
 
57
28
# Always run in monochrome mode
58
29
urwid.curses_display.curses.has_colors = lambda : False
62
33
urwid.curses_display.curses.A_UNDERLINE |= (
63
34
    urwid.curses_display.curses.A_BLINK)
64
35
 
65
 
def isoformat_to_datetime(iso):
66
 
    "Parse an ISO 8601 date string to a datetime.datetime()"
67
 
    if not iso:
68
 
        return None
69
 
    d, t = iso.split("T", 1)
70
 
    year, month, day = d.split("-", 2)
71
 
    hour, minute, second = t.split(":", 2)
72
 
    second, fraction = divmod(float(second), 1)
73
 
    return datetime.datetime(int(year),
74
 
                             int(month),
75
 
                             int(day),
76
 
                             int(hour),
77
 
                             int(minute),
78
 
                             int(second),           # Whole seconds
79
 
                             int(fraction*1000000)) # Microseconds
80
 
 
81
36
class MandosClientPropertyCache(object):
82
37
    """This wraps a Mandos Client D-Bus proxy object, caches the
83
38
    properties and calls a hook function when any of them are
84
39
    changed.
85
40
    """
86
 
    def __init__(self, proxy_object=None, *args, **kwargs):
 
41
    def __init__(self, proxy_object=None, properties=None, *args,
 
42
                 **kwargs):
87
43
        self.proxy = proxy_object # Mandos Client proxy object
88
44
        
89
 
        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))
 
45
        if properties is None:
 
46
            self.properties = dict()
 
47
        else:
 
48
            self.properties = properties
 
49
        self.proxy.connect_to_signal(u"PropertyChanged",
 
50
                                     self.property_changed,
 
51
                                     client_interface,
 
52
                                     byte_arrays=True)
95
53
        
96
 
        self.properties.update(
97
 
            self.proxy.GetAll(client_interface,
98
 
                              dbus_interface = dbus.PROPERTIES_IFACE))
99
 
 
100
 
        #XXX This breaks good super behaviour
101
 
#        super(MandosClientPropertyCache, self).__init__(
102
 
#            *args, **kwargs)
 
54
        if properties is None:
 
55
            self.properties.update(self.proxy.GetAll(client_interface,
 
56
                                                     dbus_interface =
 
57
                                                     dbus.PROPERTIES_IFACE))
 
58
        super(MandosClientPropertyCache, self).__init__(
 
59
            proxy_object=proxy_object,
 
60
            properties=properties, *args, **kwargs)
103
61
    
104
62
    def property_changed(self, property=None, value=None):
105
63
        """This is called whenever we get a PropertyChanged signal
107
65
        """
108
66
        # Update properties dict with new value
109
67
        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
68
 
116
69
 
117
70
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
129
82
        # Logger
130
83
        self.logger = logger
131
84
        
132
 
        self._update_timer_callback_tag = None
133
 
        self._update_timer_callback_lock = 0
134
 
        self.last_checker_failed = False
135
 
        
136
85
        # The widget shown normally
137
 
        self._text_widget = urwid.Text("")
 
86
        self._text_widget = urwid.Text(u"")
138
87
        # The widget shown when we have focus
139
 
        self._focus_text_widget = urwid.Text("")
 
88
        self._focus_text_widget = urwid.Text(u"")
140
89
        super(MandosClientWidget, self).__init__(
141
90
            update_hook=update_hook, delete_hook=delete_hook,
142
91
            *args, **kwargs)
143
92
        self.update()
144
93
        self.opened = False
145
 
        
146
 
        last_checked_ok = isoformat_to_datetime(self.properties
147
 
                                                ["LastCheckedOK"])
148
 
        if last_checked_ok is None:
149
 
            self.last_checker_failed = True
150
 
        else:
151
 
            self.last_checker_failed = ((datetime.datetime.utcnow()
152
 
                                         - last_checked_ok)
153
 
                                        > datetime.timedelta
154
 
                                        (milliseconds=
155
 
                                         self.properties
156
 
                                         ["Interval"]))
157
 
        
158
 
        if self.last_checker_failed:
159
 
            self.using_timer(True)
160
 
        
161
 
        if self.need_approval:
162
 
            self.using_timer(True)
163
 
        
164
 
        self.match_objects = (
165
 
            self.proxy.connect_to_signal("CheckerCompleted",
166
 
                                         self.checker_completed,
167
 
                                         client_interface,
168
 
                                         byte_arrays=True),
169
 
            self.proxy.connect_to_signal("CheckerStarted",
170
 
                                         self.checker_started,
171
 
                                         client_interface,
172
 
                                         byte_arrays=True),
173
 
            self.proxy.connect_to_signal("GotSecret",
174
 
                                         self.got_secret,
175
 
                                         client_interface,
176
 
                                         byte_arrays=True),
177
 
            self.proxy.connect_to_signal("NeedApproval",
178
 
                                         self.need_approval,
179
 
                                         client_interface,
180
 
                                         byte_arrays=True),
181
 
            self.proxy.connect_to_signal("Rejected",
182
 
                                         self.rejected,
183
 
                                         client_interface,
184
 
                                         byte_arrays=True))
185
 
        #self.logger('Created client %s' % (self.properties["Name"]))
186
 
    
187
 
    def property_changed(self, property=None, value=None):
188
 
        super(self, MandosClientWidget).property_changed(property,
189
 
                                                         value)
190
 
        if property == "ApprovalPending":
191
 
            using_timer(bool(value))
192
 
        
193
 
    def using_timer(self, flag):
194
 
        """Call this method with True or False when timer should be
195
 
        activated or deactivated.
196
 
        """
197
 
        old = self._update_timer_callback_lock
198
 
        if flag:
199
 
            self._update_timer_callback_lock += 1
200
 
        else:
201
 
            self._update_timer_callback_lock -= 1
202
 
        if old == 0 and self._update_timer_callback_lock:
203
 
            # Will update the shown timer value every second
204
 
            self._update_timer_callback_tag = (gobject.timeout_add
205
 
                                               (1000,
206
 
                                                self.update_timer))
207
 
        elif old and self._update_timer_callback_lock == 0:
208
 
            gobject.source_remove(self._update_timer_callback_tag)
209
 
            self._update_timer_callback_tag = None
 
94
        self.proxy.connect_to_signal(u"CheckerCompleted",
 
95
                                     self.checker_completed,
 
96
                                     client_interface,
 
97
                                     byte_arrays=True)
 
98
        self.proxy.connect_to_signal(u"CheckerStarted",
 
99
                                     self.checker_started,
 
100
                                     client_interface,
 
101
                                     byte_arrays=True)
 
102
        self.proxy.connect_to_signal(u"GotSecret",
 
103
                                     self.got_secret,
 
104
                                     client_interface,
 
105
                                     byte_arrays=True)
 
106
        self.proxy.connect_to_signal(u"Rejected",
 
107
                                     self.rejected,
 
108
                                     client_interface,
 
109
                                     byte_arrays=True)
210
110
    
211
111
    def checker_completed(self, exitstatus, condition, command):
212
112
        if exitstatus == 0:
213
 
            if self.last_checker_failed:
214
 
                self.last_checker_failed = False
215
 
                self.using_timer(False)
216
 
            #self.logger('Checker for client %s (command "%s")'
217
 
            #            ' was successful'
218
 
            #            % (self.properties["Name"], command))
219
 
            self.update()
 
113
            self.logger(u'Checker for client %s (command "%s")'
 
114
                        u' was successful'
 
115
                        % (self.properties[u"name"], command))
220
116
            return
221
 
        # Checker failed
222
 
        if not self.last_checker_failed:
223
 
            self.last_checker_failed = True
224
 
            self.using_timer(True)
225
117
        if os.WIFEXITED(condition):
226
 
            self.logger('Checker for client %s (command "%s")'
227
 
                        ' failed with exit code %s'
228
 
                        % (self.properties["Name"], command,
 
118
            self.logger(u'Checker for client %s (command "%s")'
 
119
                        u' failed with exit code %s'
 
120
                        % (self.properties[u"name"], command,
229
121
                           os.WEXITSTATUS(condition)))
230
 
        elif os.WIFSIGNALED(condition):
231
 
            self.logger('Checker for client %s (command "%s")'
232
 
                        ' was killed by signal %s'
233
 
                        % (self.properties["Name"], command,
 
122
            return
 
123
        if os.WIFSIGNALED(condition):
 
124
            self.logger(u'Checker for client %s (command "%s")'
 
125
                        u' was killed by signal %s'
 
126
                        % (self.properties[u"name"], command,
234
127
                           os.WTERMSIG(condition)))
235
 
        elif os.WCOREDUMP(condition):
236
 
            self.logger('Checker for client %s (command "%s")'
237
 
                        ' dumped core'
238
 
                        % (self.properties["Name"], command))
239
 
        else:
240
 
            self.logger('Checker for client %s completed'
241
 
                        ' mysteriously')
242
 
        self.update()
 
128
            return
 
129
        if os.WCOREDUMP(condition):
 
130
            self.logger(u'Checker for client %s (command "%s")'
 
131
                        u' dumped core'
 
132
                        % (self.properties[u"name"], command))
 
133
        self.logger(u'Checker for client %s completed mysteriously')
243
134
    
244
135
    def checker_started(self, command):
245
 
        """Server signals that a checker started. This could be useful
246
 
           to log in the future. """
247
 
        #self.logger('Client %s started checker "%s"'
248
 
        #            % (self.properties["Name"], unicode(command)))
249
 
        pass
 
136
        self.logger(u'Client %s started checker "%s"'
 
137
                    % (self.properties[u"name"], unicode(command)))
250
138
    
251
139
    def got_secret(self):
252
 
        self.last_checker_failed = False
253
 
        self.logger('Client %s received its secret'
254
 
                    % self.properties["Name"])
255
 
    
256
 
    def need_approval(self, timeout, default):
257
 
        if not default:
258
 
            message = 'Client %s needs approval within %s seconds'
259
 
        else:
260
 
            message = 'Client %s will get its secret in %s seconds'
261
 
        self.logger(message
262
 
                    % (self.properties["Name"], timeout/1000))
263
 
        self.using_timer(True)
264
 
    
265
 
    def rejected(self, reason):
266
 
        self.logger('Client %s was rejected; reason: %s'
267
 
                    % (self.properties["Name"], reason))
 
140
        self.logger(u'Client %s received its secret'
 
141
                    % self.properties[u"name"])
 
142
    
 
143
    def rejected(self):
 
144
        self.logger(u'Client %s was rejected'
 
145
                    % self.properties[u"name"])
268
146
    
269
147
    def selectable(self):
270
148
        """Make this a "selectable" widget.
271
149
        This overrides the method from urwid.FlowWidget."""
272
150
        return True
273
151
    
274
 
    def rows(self, maxcolrow, focus=False):
 
152
    def rows(self, (maxcol,), focus=False):
275
153
        """How many rows this widget will occupy might depend on
276
154
        whether we have focus or not.
277
155
        This overrides the method from urwid.FlowWidget"""
278
 
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
 
156
        return self.current_widget(focus).rows((maxcol,), focus=focus)
279
157
    
280
158
    def current_widget(self, focus=False):
281
159
        if focus or self.opened:
285
163
    def update(self):
286
164
        "Called when what is visible on the screen should be updated."
287
165
        # How to add standout mode to a style
288
 
        with_standout = { "normal": "standout",
289
 
                          "bold": "bold-standout",
290
 
                          "underline-blink":
291
 
                              "underline-blink-standout",
292
 
                          "bold-underline-blink":
293
 
                              "bold-underline-blink-standout",
 
166
        with_standout = { u"normal": u"standout",
 
167
                          u"bold": u"bold-standout",
 
168
                          u"underline-blink":
 
169
                              u"underline-blink-standout",
 
170
                          u"bold-underline-blink":
 
171
                              u"bold-underline-blink-standout",
294
172
                          }
295
 
 
 
173
        
296
174
        # Rebuild focus and non-focus widgets using current properties
297
 
 
298
 
        # Base part of a client. Name!
299
 
        base = ('%(name)s: '
300
 
                      % {"name": self.properties["Name"]})
301
 
        if not self.properties["Enabled"]:
302
 
            message = "DISABLED"
303
 
        elif self.properties["ApprovalPending"]:
304
 
            timeout = datetime.timedelta(milliseconds
305
 
                                         = self.properties
306
 
                                         ["ApprovalDelay"])
307
 
            last_approval_request = isoformat_to_datetime(
308
 
                self.properties["LastApprovalRequest"])
309
 
            if last_approval_request is not None:
310
 
                timer = timeout - (datetime.datetime.utcnow()
311
 
                                   - last_approval_request)
312
 
            else:
313
 
                timer = datetime.timedelta()
314
 
            if self.properties["ApprovedByDefault"]:
315
 
                message = "Approval in %s. (d)eny?"
316
 
            else:
317
 
                message = "Denial in %s. (a)pprove?"
318
 
            message = message % unicode(timer).rsplit(".", 1)[0]
319
 
        elif self.last_checker_failed:
320
 
            # When checker has failed, print a timer until client expires
321
 
            expires = self.properties["Expires"]
322
 
            if expires == "":
323
 
                timer = datetime.timedelta(0)
324
 
            else:
325
 
                expires = datetime.datetime.strptime(expires,
326
 
                                                     '%Y-%m-%dT%H:%M:%S.%f')
327
 
                timer = expires - datetime.datetime.utcnow()
328
 
            message = ('A checker has failed! Time until client'
329
 
                       ' gets disabled: %s'
330
 
                           % unicode(timer).rsplit(".", 1)[0])
331
 
        else:
332
 
            message = "enabled"
333
 
        self._text = "%s%s" % (base, message)
334
 
            
 
175
        self._text = (u'%(name)s: %(enabled)s'
 
176
                      % { u"name": self.properties[u"name"],
 
177
                          u"enabled":
 
178
                              (u"enabled"
 
179
                               if self.properties[u"enabled"]
 
180
                               else u"DISABLED")})
335
181
        if not urwid.supports_unicode():
336
182
            self._text = self._text.encode("ascii", "replace")
337
 
        textlist = [("normal", self._text)]
 
183
        textlist = [(u"normal", self._text)]
338
184
        self._text_widget.set_text(textlist)
339
185
        self._focus_text_widget.set_text([(with_standout[text[0]],
340
186
                                           text[1])
348
194
        if self.update_hook is not None:
349
195
            self.update_hook()
350
196
    
351
 
    def update_timer(self):
352
 
        """called by gobject. Will indefinitely loop until
353
 
        gobject.source_remove() on tag is called"""
354
 
        self.update()
355
 
        return True             # Keep calling this
356
 
    
357
 
    def delete(self, *args, **kwargs):
358
 
        if self._update_timer_callback_tag is not None:
359
 
            gobject.source_remove(self._update_timer_callback_tag)
360
 
            self._update_timer_callback_tag = None
361
 
        for match in self.match_objects:
362
 
            match.remove()
363
 
        self.match_objects = ()
 
197
    def delete(self):
364
198
        if self.delete_hook is not None:
365
199
            self.delete_hook(self)
366
 
        return super(MandosClientWidget, self).delete(*args, **kwargs)
367
200
    
368
 
    def render(self, maxcolrow, focus=False):
 
201
    def render(self, (maxcol,), focus=False):
369
202
        """Render differently if we have focus.
370
203
        This overrides the method from urwid.FlowWidget"""
371
 
        return self.current_widget(focus).render(maxcolrow,
 
204
        return self.current_widget(focus).render((maxcol,),
372
205
                                                 focus=focus)
373
206
    
374
 
    def keypress(self, maxcolrow, key):
 
207
    def keypress(self, (maxcol,), key):
375
208
        """Handle keys.
376
209
        This overrides the method from urwid.FlowWidget"""
377
 
        if key == "+":
378
 
            self.proxy.Enable(dbus_interface = client_interface,
379
 
                              ignore_reply=True)
380
 
        elif key == "-":
381
 
            self.proxy.Disable(dbus_interface = client_interface,
382
 
                               ignore_reply=True)
383
 
        elif key == "a":
384
 
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
385
 
                               dbus_interface = client_interface,
386
 
                               ignore_reply=True)
387
 
        elif key == "d":
388
 
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
389
 
                                  dbus_interface = client_interface,
390
 
                               ignore_reply=True)
391
 
        elif key == "R" or key == "_" or key == "ctrl k":
 
210
        if key == u"e" or key == u"+":
 
211
            self.proxy.Enable()
 
212
        elif key == u"d" or key == u"-":
 
213
            self.proxy.Disable()
 
214
        elif key == u"r" or key == u"_" or key == u"ctrl k":
392
215
            self.server_proxy_object.RemoveClient(self.proxy
393
 
                                                  .object_path,
394
 
                                                  ignore_reply=True)
395
 
        elif key == "s":
396
 
            self.proxy.StartChecker(dbus_interface = client_interface,
397
 
                                    ignore_reply=True)
398
 
        elif key == "S":
399
 
            self.proxy.StopChecker(dbus_interface = client_interface,
400
 
                                   ignore_reply=True)
401
 
        elif key == "C":
402
 
            self.proxy.CheckedOK(dbus_interface = client_interface,
403
 
                                 ignore_reply=True)
 
216
                                                  .object_path)
 
217
        elif key == u"s":
 
218
            self.proxy.StartChecker()
 
219
        elif key == u"S":
 
220
            self.proxy.StopChecker()
 
221
        elif key == u"C":
 
222
            self.proxy.CheckedOK()
404
223
        # xxx
405
 
#         elif key == "p" or key == "=":
 
224
#         elif key == u"p" or key == "=":
406
225
#             self.proxy.pause()
407
 
#         elif key == "u" or key == ":":
 
226
#         elif key == u"u" or key == ":":
408
227
#             self.proxy.unpause()
409
 
#         elif key == "RET":
 
228
#         elif key == u"RET":
410
229
#             self.open()
411
230
        else:
412
231
            return key
428
247
    "down" key presses, thus not allowing any containing widgets to
429
248
    use them as an excuse to shift focus away from this widget.
430
249
    """
431
 
    def keypress(self, maxcolrow, key):
432
 
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
433
 
        if ret in ("up", "down"):
 
250
    def keypress(self, (maxcol, maxrow), key):
 
251
        ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
 
252
        if ret in (u"up", u"down"):
434
253
            return
435
254
        return ret
436
255
 
445
264
        self.screen = urwid.curses_display.Screen()
446
265
        
447
266
        self.screen.register_palette((
448
 
                ("normal",
449
 
                 "default", "default", None),
450
 
                ("bold",
451
 
                 "default", "default", "bold"),
452
 
                ("underline-blink",
453
 
                 "default", "default", "underline"),
454
 
                ("standout",
455
 
                 "default", "default", "standout"),
456
 
                ("bold-underline-blink",
457
 
                 "default", "default", ("bold", "underline")),
458
 
                ("bold-standout",
459
 
                 "default", "default", ("bold", "standout")),
460
 
                ("underline-blink-standout",
461
 
                 "default", "default", ("underline", "standout")),
462
 
                ("bold-underline-blink-standout",
463
 
                 "default", "default", ("bold", "underline",
464
 
                                          "standout")),
 
267
                (u"normal",
 
268
                 u"default", u"default", None),
 
269
                (u"bold",
 
270
                 u"default", u"default", u"bold"),
 
271
                (u"underline-blink",
 
272
                 u"default", u"default", u"underline"),
 
273
                (u"standout",
 
274
                 u"default", u"default", u"standout"),
 
275
                (u"bold-underline-blink",
 
276
                 u"default", u"default", (u"bold", u"underline")),
 
277
                (u"bold-standout",
 
278
                 u"default", u"default", (u"bold", u"standout")),
 
279
                (u"underline-blink-standout",
 
280
                 u"default", u"default", (u"underline", u"standout")),
 
281
                (u"bold-underline-blink-standout",
 
282
                 u"default", u"default", (u"bold", u"underline",
 
283
                                          u"standout")),
465
284
                ))
466
285
        
467
286
        if urwid.supports_unicode():
468
 
            self.divider = "─" # \u2500
469
 
            #self.divider = "━" # \u2501
 
287
            self.divider = u"─" # \u2500
 
288
            #self.divider = u"━" # \u2501
470
289
        else:
471
 
            #self.divider = "-" # \u002d
472
 
            self.divider = "_" # \u005f
 
290
            #self.divider = u"-" # \u002d
 
291
            self.divider = u"_" # \u005f
473
292
        
474
293
        self.screen.start()
475
294
        
489
308
        # This keeps track of whether self.uilist currently has
490
309
        # self.logbox in it or not
491
310
        self.log_visible = True
492
 
        self.log_wrap = "any"
 
311
        self.log_wrap = u"any"
493
312
        
494
313
        self.rebuild()
495
 
        self.log_message_raw(("bold",
496
 
                              "Mandos Monitor version " + version))
497
 
        self.log_message_raw(("bold",
498
 
                              "q: Quit  ?: Help"))
 
314
        self.log_message_raw((u"bold",
 
315
                              u"Mandos Monitor version " + version))
 
316
        self.log_message_raw((u"bold",
 
317
                              u"q: Quit  ?: Help"))
499
318
        
500
319
        self.busname = domain + '.Mandos'
501
320
        self.main_loop = gobject.MainLoop()
 
321
        self.bus = dbus.SystemBus()
 
322
        mandos_dbus_objc = self.bus.get_object(
 
323
            self.busname, u"/", follow_name_owner_changes=True)
 
324
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
325
                                          dbus_interface
 
326
                                          = server_interface)
 
327
        try:
 
328
            mandos_clients = (self.mandos_serv
 
329
                              .GetAllClientsWithProperties())
 
330
        except dbus.exceptions.DBusException:
 
331
            mandos_clients = dbus.Dictionary()
 
332
        
 
333
        (self.mandos_serv
 
334
         .connect_to_signal(u"ClientRemoved",
 
335
                            self.find_and_remove_client,
 
336
                            dbus_interface=server_interface,
 
337
                            byte_arrays=True))
 
338
        (self.mandos_serv
 
339
         .connect_to_signal(u"ClientAdded",
 
340
                            self.add_new_client,
 
341
                            dbus_interface=server_interface,
 
342
                            byte_arrays=True))
 
343
        (self.mandos_serv
 
344
         .connect_to_signal(u"ClientNotFound",
 
345
                            self.client_not_found,
 
346
                            dbus_interface=server_interface,
 
347
                            byte_arrays=True))
 
348
        for path, client in mandos_clients.iteritems():
 
349
            client_proxy_object = self.bus.get_object(self.busname,
 
350
                                                      path)
 
351
            self.add_client(MandosClientWidget(server_proxy_object
 
352
                                               =self.mandos_serv,
 
353
                                               proxy_object
 
354
                                               =client_proxy_object,
 
355
                                               properties=client,
 
356
                                               update_hook
 
357
                                               =self.refresh,
 
358
                                               delete_hook
 
359
                                               =self.remove_client,
 
360
                                               logger
 
361
                                               =self.log_message),
 
362
                            path=path)
502
363
    
503
364
    def client_not_found(self, fingerprint, address):
504
 
        self.log_message(("Client with address %s and fingerprint %s"
505
 
                          " could not be found" % (address,
 
365
        self.log_message((u"Client with address %s and fingerprint %s"
 
366
                          u" could not be found" % (address,
506
367
                                                    fingerprint)))
507
368
    
508
369
    def rebuild(self):
510
371
        Call this when the widget layout needs to change"""
511
372
        self.uilist = []
512
373
        #self.uilist.append(urwid.ListBox(self.clients))
513
 
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
514
 
                                                          clients),
 
374
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
515
375
                                       #header=urwid.Divider(),
516
376
                                       header=None,
517
 
                                       footer=
518
 
                                       urwid.Divider(div_char=
519
 
                                                     self.divider)))
 
377
                                       footer=urwid.Divider(div_char=self.divider)))
520
378
        if self.log_visible:
521
379
            self.uilist.append(self.logbox)
 
380
            pass
522
381
        self.topwidget = urwid.Pile(self.uilist)
523
382
    
524
383
    def log_message(self, message):
525
384
        timestamp = datetime.datetime.now().isoformat()
526
 
        self.log_message_raw(timestamp + ": " + message)
 
385
        self.log_message_raw(timestamp + u": " + message)
527
386
    
528
387
    def log_message_raw(self, markup):
529
388
        """Add a log message to the log buffer."""
532
391
            and len(self.log) > self.max_log_length):
533
392
            del self.log[0:len(self.log)-self.max_log_length-1]
534
393
        self.logbox.set_focus(len(self.logbox.body.contents),
535
 
                              coming_from="above")
 
394
                              coming_from=u"above")
536
395
        self.refresh()
537
396
    
538
397
    def toggle_log_display(self):
539
398
        """Toggle visibility of the log buffer."""
540
399
        self.log_visible = not self.log_visible
541
400
        self.rebuild()
542
 
        #self.log_message("Log visibility changed to: "
543
 
        #                 + unicode(self.log_visible))
 
401
        self.log_message(u"Log visibility changed to: "
 
402
                         + unicode(self.log_visible))
544
403
    
545
404
    def change_log_display(self):
546
405
        """Change type of log display.
547
406
        Currently, this toggles wrapping of text lines."""
548
 
        if self.log_wrap == "clip":
549
 
            self.log_wrap = "any"
 
407
        if self.log_wrap == u"clip":
 
408
            self.log_wrap = u"any"
550
409
        else:
551
 
            self.log_wrap = "clip"
 
410
            self.log_wrap = u"clip"
552
411
        for textwidget in self.log:
553
412
            textwidget.set_wrap_mode(self.log_wrap)
554
 
        #self.log_message("Wrap mode: " + self.log_wrap)
 
413
        self.log_message(u"Wrap mode: " + self.log_wrap)
555
414
    
556
415
    def find_and_remove_client(self, path, name):
557
 
        """Find a client by its object path and remove it.
 
416
        """Find an client from its object path and remove it.
558
417
        
559
418
        This is connected to the ClientRemoved signal from the
560
419
        Mandos server object."""
562
421
            client = self.clients_dict[path]
563
422
        except KeyError:
564
423
            # not found?
565
 
            self.log_message("Unknown client %r (%r) removed", name,
566
 
                             path)
567
424
            return
568
 
        client.delete()
 
425
        self.remove_client(client, path)
569
426
    
570
 
    def add_new_client(self, path):
 
427
    def add_new_client(self, path, properties):
571
428
        client_proxy_object = self.bus.get_object(self.busname, path)
572
429
        self.add_client(MandosClientWidget(server_proxy_object
573
430
                                           =self.mandos_serv,
574
431
                                           proxy_object
575
432
                                           =client_proxy_object,
 
433
                                           properties=properties,
576
434
                                           update_hook
577
435
                                           =self.refresh,
578
436
                                           delete_hook
579
 
                                           =self.remove_client,
580
 
                                           logger
581
 
                                           =self.log_message),
 
437
                                           =self.remove_client),
582
438
                        path=path)
583
439
    
584
440
    def add_client(self, client, path=None):
586
442
        if path is None:
587
443
            path = client.proxy.object_path
588
444
        self.clients_dict[path] = client
589
 
        self.clients.sort(None, lambda c: c.properties["Name"])
 
445
        self.clients.sort(None, lambda c: c.properties[u"name"])
590
446
        self.refresh()
591
447
    
592
448
    def remove_client(self, client, path=None):
608
464
    
609
465
    def run(self):
610
466
        """Start the main loop and exit when it's done."""
611
 
        self.bus = dbus.SystemBus()
612
 
        mandos_dbus_objc = self.bus.get_object(
613
 
            self.busname, "/", follow_name_owner_changes=True)
614
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
615
 
                                          dbus_interface
616
 
                                          = server_interface)
617
 
        try:
618
 
            mandos_clients = (self.mandos_serv
619
 
                              .GetAllClientsWithProperties())
620
 
        except dbus.exceptions.DBusException:
621
 
            mandos_clients = dbus.Dictionary()
622
 
        
623
 
        (self.mandos_serv
624
 
         .connect_to_signal("ClientRemoved",
625
 
                            self.find_and_remove_client,
626
 
                            dbus_interface=server_interface,
627
 
                            byte_arrays=True))
628
 
        (self.mandos_serv
629
 
         .connect_to_signal("ClientAdded",
630
 
                            self.add_new_client,
631
 
                            dbus_interface=server_interface,
632
 
                            byte_arrays=True))
633
 
        (self.mandos_serv
634
 
         .connect_to_signal("ClientNotFound",
635
 
                            self.client_not_found,
636
 
                            dbus_interface=server_interface,
637
 
                            byte_arrays=True))
638
 
        for path, client in mandos_clients.iteritems():
639
 
            client_proxy_object = self.bus.get_object(self.busname,
640
 
                                                      path)
641
 
            self.add_client(MandosClientWidget(server_proxy_object
642
 
                                               =self.mandos_serv,
643
 
                                               proxy_object
644
 
                                               =client_proxy_object,
645
 
                                               properties=client,
646
 
                                               update_hook
647
 
                                               =self.refresh,
648
 
                                               delete_hook
649
 
                                               =self.remove_client,
650
 
                                               logger
651
 
                                               =self.log_message),
652
 
                            path=path)
653
 
 
654
467
        self.refresh()
655
468
        self._input_callback_tag = (gobject.io_add_watch
656
469
                                    (sys.stdin.fileno(),
666
479
    
667
480
    def process_input(self, source, condition):
668
481
        keys = self.screen.get_input()
669
 
        translations = { "ctrl n": "down",      # Emacs
670
 
                         "ctrl p": "up",        # Emacs
671
 
                         "ctrl v": "page down", # Emacs
672
 
                         "meta v": "page up",   # Emacs
673
 
                         " ": "page down",      # less
674
 
                         "f": "page down",      # less
675
 
                         "b": "page up",        # less
676
 
                         "j": "down",           # vi
677
 
                         "k": "up",             # vi
 
482
        translations = { u"ctrl n": u"down",      # Emacs
 
483
                         u"ctrl p": u"up",        # Emacs
 
484
                         u"ctrl v": u"page down", # Emacs
 
485
                         u"meta v": u"page up",   # Emacs
 
486
                         u" ": u"page down",      # less
 
487
                         u"f": u"page down",      # less
 
488
                         u"b": u"page up",        # less
 
489
                         u"j": u"down",           # vi
 
490
                         u"k": u"up",             # vi
678
491
                         }
679
492
        for key in keys:
680
493
            try:
682
495
            except KeyError:    # :-)
683
496
                pass
684
497
            
685
 
            if key == "q" or key == "Q":
 
498
            if key == u"q" or key == u"Q":
686
499
                self.stop()
687
500
                break
688
 
            elif key == "window resize":
 
501
            elif key == u"window resize":
689
502
                self.size = self.screen.get_cols_rows()
690
503
                self.refresh()
691
 
            elif key == "\f":  # Ctrl-L
 
504
            elif key == u"\f":  # Ctrl-L
692
505
                self.refresh()
693
 
            elif key == "l" or key == "D":
 
506
            elif key == u"l" or key == u"D":
694
507
                self.toggle_log_display()
695
508
                self.refresh()
696
 
            elif key == "w" or key == "i":
 
509
            elif key == u"w" or key == u"i":
697
510
                self.change_log_display()
698
511
                self.refresh()
699
 
            elif key == "?" or key == "f1" or key == "esc":
 
512
            elif key == u"?" or key == u"f1" or key == u"esc":
700
513
                if not self.log_visible:
701
514
                    self.log_visible = True
702
515
                    self.rebuild()
703
 
                self.log_message_raw(("bold",
704
 
                                      "  ".
705
 
                                      join(("q: Quit",
706
 
                                            "?: Help",
707
 
                                            "l: Log window toggle",
708
 
                                            "TAB: Switch window",
709
 
                                            "w: Wrap (log)"))))
710
 
                self.log_message_raw(("bold",
711
 
                                      "  "
712
 
                                      .join(("Clients:",
713
 
                                             "+: Enable",
714
 
                                             "-: Disable",
715
 
                                             "R: Remove",
716
 
                                             "s: Start new checker",
717
 
                                             "S: Stop checker",
718
 
                                             "C: Checker OK",
719
 
                                             "a: Approve",
720
 
                                             "d: Deny"))))
 
516
                self.log_message_raw((u"bold",
 
517
                                      u"  ".
 
518
                                      join((u"q: Quit",
 
519
                                            u"?: Help",
 
520
                                            u"l: Log window toggle",
 
521
                                            u"TAB: Switch window",
 
522
                                            u"w: Wrap (log)"))))
 
523
                self.log_message_raw((u"bold",
 
524
                                      u"  "
 
525
                                      .join((u"Clients:",
 
526
                                             u"e: Enable",
 
527
                                             u"d: Disable",
 
528
                                             u"r: Remove",
 
529
                                             u"s: Start new checker",
 
530
                                             u"S: Stop checker",
 
531
                                             u"C: Checker OK"))))
721
532
                self.refresh()
722
 
            elif key == "tab":
 
533
            elif key == u"tab":
723
534
                if self.topwidget.get_focus() is self.logbox:
724
535
                    self.topwidget.set_focus(0)
725
536
                else:
726
537
                    self.topwidget.set_focus(self.logbox)
727
538
                self.refresh()
728
 
            #elif (key == "end" or key == "meta >" or key == "G"
729
 
            #      or key == ">"):
 
539
            #elif (key == u"end" or key == u"meta >" or key == u"G"
 
540
            #      or key == u">"):
730
541
            #    pass            # xxx end-of-buffer
731
 
            #elif (key == "home" or key == "meta <" or key == "g"
732
 
            #      or key == "<"):
 
542
            #elif (key == u"home" or key == u"meta <" or key == u"g"
 
543
            #      or key == u"<"):
733
544
            #    pass            # xxx beginning-of-buffer
734
 
            #elif key == "ctrl e" or key == "$":
 
545
            #elif key == u"ctrl e" or key == u"$":
735
546
            #    pass            # xxx move-end-of-line
736
 
            #elif key == "ctrl a" or key == "^":
 
547
            #elif key == u"ctrl a" or key == u"^":
737
548
            #    pass            # xxx move-beginning-of-line
738
 
            #elif key == "ctrl b" or key == "meta (" or key == "h":
 
549
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
739
550
            #    pass            # xxx left
740
 
            #elif key == "ctrl f" or key == "meta )" or key == "l":
 
551
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
741
552
            #    pass            # xxx right
742
 
            #elif key == "a":
 
553
            #elif key == u"a":
743
554
            #    pass            # scroll up log
744
 
            #elif key == "z":
 
555
            #elif key == u"z":
745
556
            #    pass            # scroll down log
746
557
            elif self.topwidget.selectable():
747
558
                self.topwidget.keypress(self.size, key)
751
562
ui = UserInterface()
752
563
try:
753
564
    ui.run()
754
 
except KeyboardInterrupt:
755
 
    ui.screen.stop()
756
 
except Exception, e:
757
 
    ui.log_message(unicode(e))
 
565
except:
758
566
    ui.screen.stop()
759
567
    raise