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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
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1
#!/usr/bin/python
2
2
# -*- mode: python; coding: utf-8 -*-
3
 
# 
4
 
# Mandos Monitor - Control and monitor the Mandos server
5
 
# 
6
 
# Copyright © 2009-2012 Teddy Hogeborn
7
 
# Copyright © 2009-2012 Björn Påhlsson
8
 
# 
9
 
# This program is free software: you can redistribute it and/or modify
10
 
# it under the terms of the GNU General Public License as published by
11
 
# the Free Software Foundation, either version 3 of the License, or
12
 
# (at your option) any later version.
13
 
#
14
 
#     This program is distributed in the hope that it will be useful,
15
 
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
16
 
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
 
#     GNU General Public License for more details.
18
 
# 
19
 
# You should have received a copy of the GNU General Public License
20
 
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
21
 
# 
22
 
# Contact the authors at <mandos@recompile.se>.
23
 
# 
24
3
 
25
 
from __future__ import (division, absolute_import, print_function,
26
 
                        unicode_literals)
 
4
from __future__ import division, absolute_import, with_statement
27
5
 
28
6
import sys
29
7
import os
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 = "1.5.3"
 
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
 
        
135
85
        # The widget shown normally
136
 
        self._text_widget = urwid.Text("")
 
86
        self._text_widget = urwid.Text(u"")
137
87
        # The widget shown when we have focus
138
 
        self._focus_text_widget = urwid.Text("")
 
88
        self._focus_text_widget = urwid.Text(u"")
139
89
        super(MandosClientWidget, self).__init__(
140
90
            update_hook=update_hook, delete_hook=delete_hook,
141
91
            *args, **kwargs)
142
92
        self.update()
143
93
        self.opened = False
144
 
        
145
 
        last_checked_ok = isoformat_to_datetime(self.properties
146
 
                                                ["LastCheckedOK"])
147
 
        
148
 
        if self.properties ["LastCheckerStatus"] != 0:
149
 
            self.using_timer(True)
150
 
        
151
 
        if self.need_approval:
152
 
            self.using_timer(True)
153
 
        
154
 
        self.match_objects = (
155
 
            self.proxy.connect_to_signal("CheckerCompleted",
156
 
                                         self.checker_completed,
157
 
                                         client_interface,
158
 
                                         byte_arrays=True),
159
 
            self.proxy.connect_to_signal("CheckerStarted",
160
 
                                         self.checker_started,
161
 
                                         client_interface,
162
 
                                         byte_arrays=True),
163
 
            self.proxy.connect_to_signal("GotSecret",
164
 
                                         self.got_secret,
165
 
                                         client_interface,
166
 
                                         byte_arrays=True),
167
 
            self.proxy.connect_to_signal("NeedApproval",
168
 
                                         self.need_approval,
169
 
                                         client_interface,
170
 
                                         byte_arrays=True),
171
 
            self.proxy.connect_to_signal("Rejected",
172
 
                                         self.rejected,
173
 
                                         client_interface,
174
 
                                         byte_arrays=True))
175
 
        #self.logger('Created client %s' % (self.properties["Name"]))
176
 
    
177
 
    def property_changed(self, property=None, value=None):
178
 
        super(self, MandosClientWidget).property_changed(property,
179
 
                                                         value)
180
 
        if property == "ApprovalPending":
181
 
            using_timer(bool(value))
182
 
        if property == "LastCheckerStatus":
183
 
            using_timer(value != 0)
184
 
            #self.logger('Checker for client %s (command "%s")'
185
 
            #            ' was successful'
186
 
            #            % (self.properties["Name"], command))
187
 
    
188
 
    def using_timer(self, flag):
189
 
        """Call this method with True or False when timer should be
190
 
        activated or deactivated.
191
 
        """
192
 
        old = self._update_timer_callback_lock
193
 
        if flag:
194
 
            self._update_timer_callback_lock += 1
195
 
        else:
196
 
            self._update_timer_callback_lock -= 1
197
 
        if old == 0 and self._update_timer_callback_lock:
198
 
            # Will update the shown timer value every second
199
 
            self._update_timer_callback_tag = (gobject.timeout_add
200
 
                                               (1000,
201
 
                                                self.update_timer))
202
 
        elif old and self._update_timer_callback_lock == 0:
203
 
            gobject.source_remove(self._update_timer_callback_tag)
204
 
            self._update_timer_callback_tag = None
 
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)
205
110
    
206
111
    def checker_completed(self, exitstatus, condition, command):
207
112
        if exitstatus == 0:
208
 
            self.update()
 
113
            self.logger(u'Checker for client %s (command "%s")'
 
114
                        u' was successful'
 
115
                        % (self.properties[u"name"], command))
209
116
            return
210
 
        # Checker failed
211
117
        if os.WIFEXITED(condition):
212
 
            self.logger('Checker for client %s (command "%s")'
213
 
                        ' failed with exit code %s'
214
 
                        % (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,
215
121
                           os.WEXITSTATUS(condition)))
216
 
        elif os.WIFSIGNALED(condition):
217
 
            self.logger('Checker for client %s (command "%s")'
218
 
                        ' was killed by signal %s'
219
 
                        % (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,
220
127
                           os.WTERMSIG(condition)))
221
 
        elif os.WCOREDUMP(condition):
222
 
            self.logger('Checker for client %s (command "%s")'
223
 
                        ' dumped core'
224
 
                        % (self.properties["Name"], command))
225
 
        else:
226
 
            self.logger('Checker for client %s completed'
227
 
                        ' mysteriously')
228
 
        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')
229
134
    
230
135
    def checker_started(self, command):
231
 
        """Server signals that a checker started. This could be useful
232
 
           to log in the future. """
233
 
        #self.logger('Client %s started checker "%s"'
234
 
        #            % (self.properties["Name"], unicode(command)))
235
 
        pass
 
136
        self.logger(u'Client %s started checker "%s"'
 
137
                    % (self.properties[u"name"], unicode(command)))
236
138
    
237
139
    def got_secret(self):
238
 
        self.logger('Client %s received its secret'
239
 
                    % self.properties["Name"])
240
 
    
241
 
    def need_approval(self, timeout, default):
242
 
        if not default:
243
 
            message = 'Client %s needs approval within %s seconds'
244
 
        else:
245
 
            message = 'Client %s will get its secret in %s seconds'
246
 
        self.logger(message
247
 
                    % (self.properties["Name"], timeout/1000))
248
 
        self.using_timer(True)
249
 
    
250
 
    def rejected(self, reason):
251
 
        self.logger('Client %s was rejected; reason: %s'
252
 
                    % (self.properties["Name"], reason))
 
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"])
253
146
    
254
147
    def selectable(self):
255
148
        """Make this a "selectable" widget.
256
149
        This overrides the method from urwid.FlowWidget."""
257
150
        return True
258
151
    
259
 
    def rows(self, maxcolrow, focus=False):
 
152
    def rows(self, (maxcol,), focus=False):
260
153
        """How many rows this widget will occupy might depend on
261
154
        whether we have focus or not.
262
155
        This overrides the method from urwid.FlowWidget"""
263
 
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
 
156
        return self.current_widget(focus).rows((maxcol,), focus=focus)
264
157
    
265
158
    def current_widget(self, focus=False):
266
159
        if focus or self.opened:
270
163
    def update(self):
271
164
        "Called when what is visible on the screen should be updated."
272
165
        # How to add standout mode to a style
273
 
        with_standout = { "normal": "standout",
274
 
                          "bold": "bold-standout",
275
 
                          "underline-blink":
276
 
                              "underline-blink-standout",
277
 
                          "bold-underline-blink":
278
 
                              "bold-underline-blink-standout",
 
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",
279
172
                          }
280
 
 
 
173
        
281
174
        # Rebuild focus and non-focus widgets using current properties
282
 
 
283
 
        # Base part of a client. Name!
284
 
        base = ('%(name)s: '
285
 
                      % {"name": self.properties["Name"]})
286
 
        if not self.properties["Enabled"]:
287
 
            message = "DISABLED"
288
 
        elif self.properties["ApprovalPending"]:
289
 
            timeout = datetime.timedelta(milliseconds
290
 
                                         = self.properties
291
 
                                         ["ApprovalDelay"])
292
 
            last_approval_request = isoformat_to_datetime(
293
 
                self.properties["LastApprovalRequest"])
294
 
            if last_approval_request is not None:
295
 
                timer = timeout - (datetime.datetime.utcnow()
296
 
                                   - last_approval_request)
297
 
            else:
298
 
                timer = datetime.timedelta()
299
 
            if self.properties["ApprovedByDefault"]:
300
 
                message = "Approval in %s. (d)eny?"
301
 
            else:
302
 
                message = "Denial in %s. (a)pprove?"
303
 
            message = message % unicode(timer).rsplit(".", 1)[0]
304
 
        elif self.properties["LastCheckerStatus"] != 0:
305
 
            # When checker has failed, print a timer until client expires
306
 
            expires = self.properties["Expires"]
307
 
            if expires == "":
308
 
                timer = datetime.timedelta(0)
309
 
            else:
310
 
                expires = datetime.datetime.strptime(expires,
311
 
                                                     '%Y-%m-%dT%H:%M:%S.%f')
312
 
                timer = expires - datetime.datetime.utcnow()
313
 
            message = ('A checker has failed! Time until client'
314
 
                       ' gets disabled: %s'
315
 
                           % unicode(timer).rsplit(".", 1)[0])
316
 
        else:
317
 
            message = "enabled"
318
 
        self._text = "%s%s" % (base, message)
319
 
            
 
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")})
320
181
        if not urwid.supports_unicode():
321
182
            self._text = self._text.encode("ascii", "replace")
322
 
        textlist = [("normal", self._text)]
 
183
        textlist = [(u"normal", self._text)]
323
184
        self._text_widget.set_text(textlist)
324
185
        self._focus_text_widget.set_text([(with_standout[text[0]],
325
186
                                           text[1])
333
194
        if self.update_hook is not None:
334
195
            self.update_hook()
335
196
    
336
 
    def update_timer(self):
337
 
        """called by gobject. Will indefinitely loop until
338
 
        gobject.source_remove() on tag is called"""
339
 
        self.update()
340
 
        return True             # Keep calling this
341
 
    
342
 
    def delete(self, *args, **kwargs):
343
 
        if self._update_timer_callback_tag is not None:
344
 
            gobject.source_remove(self._update_timer_callback_tag)
345
 
            self._update_timer_callback_tag = None
346
 
        for match in self.match_objects:
347
 
            match.remove()
348
 
        self.match_objects = ()
 
197
    def delete(self):
349
198
        if self.delete_hook is not None:
350
199
            self.delete_hook(self)
351
 
        return super(MandosClientWidget, self).delete(*args, **kwargs)
352
200
    
353
 
    def render(self, maxcolrow, focus=False):
 
201
    def render(self, (maxcol,), focus=False):
354
202
        """Render differently if we have focus.
355
203
        This overrides the method from urwid.FlowWidget"""
356
 
        return self.current_widget(focus).render(maxcolrow,
 
204
        return self.current_widget(focus).render((maxcol,),
357
205
                                                 focus=focus)
358
206
    
359
 
    def keypress(self, maxcolrow, key):
 
207
    def keypress(self, (maxcol,), key):
360
208
        """Handle keys.
361
209
        This overrides the method from urwid.FlowWidget"""
362
 
        if key == "+":
363
 
            self.proxy.Enable(dbus_interface = client_interface,
364
 
                              ignore_reply=True)
365
 
        elif key == "-":
366
 
            self.proxy.Disable(dbus_interface = client_interface,
367
 
                               ignore_reply=True)
368
 
        elif key == "a":
369
 
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
370
 
                               dbus_interface = client_interface,
371
 
                               ignore_reply=True)
372
 
        elif key == "d":
373
 
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
374
 
                                  dbus_interface = client_interface,
375
 
                               ignore_reply=True)
376
 
        elif key == "R" or key == "_" or key == "ctrl k":
 
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":
377
215
            self.server_proxy_object.RemoveClient(self.proxy
378
 
                                                  .object_path,
379
 
                                                  ignore_reply=True)
380
 
        elif key == "s":
381
 
            self.proxy.StartChecker(dbus_interface = client_interface,
382
 
                                    ignore_reply=True)
383
 
        elif key == "S":
384
 
            self.proxy.StopChecker(dbus_interface = client_interface,
385
 
                                   ignore_reply=True)
386
 
        elif key == "C":
387
 
            self.proxy.CheckedOK(dbus_interface = client_interface,
388
 
                                 ignore_reply=True)
 
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()
389
223
        # xxx
390
 
#         elif key == "p" or key == "=":
 
224
#         elif key == u"p" or key == "=":
391
225
#             self.proxy.pause()
392
 
#         elif key == "u" or key == ":":
 
226
#         elif key == u"u" or key == ":":
393
227
#             self.proxy.unpause()
394
 
#         elif key == "RET":
 
228
#         elif key == u"RET":
395
229
#             self.open()
396
230
        else:
397
231
            return key
413
247
    "down" key presses, thus not allowing any containing widgets to
414
248
    use them as an excuse to shift focus away from this widget.
415
249
    """
416
 
    def keypress(self, maxcolrow, key):
417
 
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
418
 
        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"):
419
253
            return
420
254
        return ret
421
255
 
430
264
        self.screen = urwid.curses_display.Screen()
431
265
        
432
266
        self.screen.register_palette((
433
 
                ("normal",
434
 
                 "default", "default", None),
435
 
                ("bold",
436
 
                 "default", "default", "bold"),
437
 
                ("underline-blink",
438
 
                 "default", "default", "underline"),
439
 
                ("standout",
440
 
                 "default", "default", "standout"),
441
 
                ("bold-underline-blink",
442
 
                 "default", "default", ("bold", "underline")),
443
 
                ("bold-standout",
444
 
                 "default", "default", ("bold", "standout")),
445
 
                ("underline-blink-standout",
446
 
                 "default", "default", ("underline", "standout")),
447
 
                ("bold-underline-blink-standout",
448
 
                 "default", "default", ("bold", "underline",
449
 
                                          "standout")),
 
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")),
450
284
                ))
451
285
        
452
286
        if urwid.supports_unicode():
453
 
            self.divider = "─" # \u2500
454
 
            #self.divider = "━" # \u2501
 
287
            self.divider = u"─" # \u2500
 
288
            #self.divider = u"━" # \u2501
455
289
        else:
456
 
            #self.divider = "-" # \u002d
457
 
            self.divider = "_" # \u005f
 
290
            #self.divider = u"-" # \u002d
 
291
            self.divider = u"_" # \u005f
458
292
        
459
293
        self.screen.start()
460
294
        
474
308
        # This keeps track of whether self.uilist currently has
475
309
        # self.logbox in it or not
476
310
        self.log_visible = True
477
 
        self.log_wrap = "any"
 
311
        self.log_wrap = u"any"
478
312
        
479
313
        self.rebuild()
480
 
        self.log_message_raw(("bold",
481
 
                              "Mandos Monitor version " + version))
482
 
        self.log_message_raw(("bold",
483
 
                              "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"))
484
318
        
485
319
        self.busname = domain + '.Mandos'
486
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)
487
363
    
488
364
    def client_not_found(self, fingerprint, address):
489
 
        self.log_message(("Client with address %s and fingerprint %s"
490
 
                          " could not be found" % (address,
 
365
        self.log_message((u"Client with address %s and fingerprint %s"
 
366
                          u" could not be found" % (address,
491
367
                                                    fingerprint)))
492
368
    
493
369
    def rebuild(self):
495
371
        Call this when the widget layout needs to change"""
496
372
        self.uilist = []
497
373
        #self.uilist.append(urwid.ListBox(self.clients))
498
 
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
499
 
                                                          clients),
 
374
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
500
375
                                       #header=urwid.Divider(),
501
376
                                       header=None,
502
 
                                       footer=
503
 
                                       urwid.Divider(div_char=
504
 
                                                     self.divider)))
 
377
                                       footer=urwid.Divider(div_char=self.divider)))
505
378
        if self.log_visible:
506
379
            self.uilist.append(self.logbox)
 
380
            pass
507
381
        self.topwidget = urwid.Pile(self.uilist)
508
382
    
509
383
    def log_message(self, message):
510
384
        timestamp = datetime.datetime.now().isoformat()
511
 
        self.log_message_raw(timestamp + ": " + message)
 
385
        self.log_message_raw(timestamp + u": " + message)
512
386
    
513
387
    def log_message_raw(self, markup):
514
388
        """Add a log message to the log buffer."""
517
391
            and len(self.log) > self.max_log_length):
518
392
            del self.log[0:len(self.log)-self.max_log_length-1]
519
393
        self.logbox.set_focus(len(self.logbox.body.contents),
520
 
                              coming_from="above")
 
394
                              coming_from=u"above")
521
395
        self.refresh()
522
396
    
523
397
    def toggle_log_display(self):
524
398
        """Toggle visibility of the log buffer."""
525
399
        self.log_visible = not self.log_visible
526
400
        self.rebuild()
527
 
        #self.log_message("Log visibility changed to: "
528
 
        #                 + unicode(self.log_visible))
 
401
        self.log_message(u"Log visibility changed to: "
 
402
                         + unicode(self.log_visible))
529
403
    
530
404
    def change_log_display(self):
531
405
        """Change type of log display.
532
406
        Currently, this toggles wrapping of text lines."""
533
 
        if self.log_wrap == "clip":
534
 
            self.log_wrap = "any"
 
407
        if self.log_wrap == u"clip":
 
408
            self.log_wrap = u"any"
535
409
        else:
536
 
            self.log_wrap = "clip"
 
410
            self.log_wrap = u"clip"
537
411
        for textwidget in self.log:
538
412
            textwidget.set_wrap_mode(self.log_wrap)
539
 
        #self.log_message("Wrap mode: " + self.log_wrap)
 
413
        self.log_message(u"Wrap mode: " + self.log_wrap)
540
414
    
541
415
    def find_and_remove_client(self, path, name):
542
 
        """Find a client by its object path and remove it.
 
416
        """Find an client from its object path and remove it.
543
417
        
544
418
        This is connected to the ClientRemoved signal from the
545
419
        Mandos server object."""
547
421
            client = self.clients_dict[path]
548
422
        except KeyError:
549
423
            # not found?
550
 
            self.log_message("Unknown client %r (%r) removed", name,
551
 
                             path)
552
424
            return
553
 
        client.delete()
 
425
        self.remove_client(client, path)
554
426
    
555
 
    def add_new_client(self, path):
 
427
    def add_new_client(self, path, properties):
556
428
        client_proxy_object = self.bus.get_object(self.busname, path)
557
429
        self.add_client(MandosClientWidget(server_proxy_object
558
430
                                           =self.mandos_serv,
559
431
                                           proxy_object
560
432
                                           =client_proxy_object,
 
433
                                           properties=properties,
561
434
                                           update_hook
562
435
                                           =self.refresh,
563
436
                                           delete_hook
564
 
                                           =self.remove_client,
565
 
                                           logger
566
 
                                           =self.log_message),
 
437
                                           =self.remove_client),
567
438
                        path=path)
568
439
    
569
440
    def add_client(self, client, path=None):
571
442
        if path is None:
572
443
            path = client.proxy.object_path
573
444
        self.clients_dict[path] = client
574
 
        self.clients.sort(None, lambda c: c.properties["Name"])
 
445
        self.clients.sort(None, lambda c: c.properties[u"name"])
575
446
        self.refresh()
576
447
    
577
448
    def remove_client(self, client, path=None):
593
464
    
594
465
    def run(self):
595
466
        """Start the main loop and exit when it's done."""
596
 
        self.bus = dbus.SystemBus()
597
 
        mandos_dbus_objc = self.bus.get_object(
598
 
            self.busname, "/", follow_name_owner_changes=True)
599
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
600
 
                                          dbus_interface
601
 
                                          = server_interface)
602
 
        try:
603
 
            mandos_clients = (self.mandos_serv
604
 
                              .GetAllClientsWithProperties())
605
 
        except dbus.exceptions.DBusException:
606
 
            mandos_clients = dbus.Dictionary()
607
 
        
608
 
        (self.mandos_serv
609
 
         .connect_to_signal("ClientRemoved",
610
 
                            self.find_and_remove_client,
611
 
                            dbus_interface=server_interface,
612
 
                            byte_arrays=True))
613
 
        (self.mandos_serv
614
 
         .connect_to_signal("ClientAdded",
615
 
                            self.add_new_client,
616
 
                            dbus_interface=server_interface,
617
 
                            byte_arrays=True))
618
 
        (self.mandos_serv
619
 
         .connect_to_signal("ClientNotFound",
620
 
                            self.client_not_found,
621
 
                            dbus_interface=server_interface,
622
 
                            byte_arrays=True))
623
 
        for path, client in mandos_clients.iteritems():
624
 
            client_proxy_object = self.bus.get_object(self.busname,
625
 
                                                      path)
626
 
            self.add_client(MandosClientWidget(server_proxy_object
627
 
                                               =self.mandos_serv,
628
 
                                               proxy_object
629
 
                                               =client_proxy_object,
630
 
                                               properties=client,
631
 
                                               update_hook
632
 
                                               =self.refresh,
633
 
                                               delete_hook
634
 
                                               =self.remove_client,
635
 
                                               logger
636
 
                                               =self.log_message),
637
 
                            path=path)
638
 
 
639
467
        self.refresh()
640
468
        self._input_callback_tag = (gobject.io_add_watch
641
469
                                    (sys.stdin.fileno(),
651
479
    
652
480
    def process_input(self, source, condition):
653
481
        keys = self.screen.get_input()
654
 
        translations = { "ctrl n": "down",      # Emacs
655
 
                         "ctrl p": "up",        # Emacs
656
 
                         "ctrl v": "page down", # Emacs
657
 
                         "meta v": "page up",   # Emacs
658
 
                         " ": "page down",      # less
659
 
                         "f": "page down",      # less
660
 
                         "b": "page up",        # less
661
 
                         "j": "down",           # vi
662
 
                         "k": "up",             # vi
 
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
663
491
                         }
664
492
        for key in keys:
665
493
            try:
667
495
            except KeyError:    # :-)
668
496
                pass
669
497
            
670
 
            if key == "q" or key == "Q":
 
498
            if key == u"q" or key == u"Q":
671
499
                self.stop()
672
500
                break
673
 
            elif key == "window resize":
 
501
            elif key == u"window resize":
674
502
                self.size = self.screen.get_cols_rows()
675
503
                self.refresh()
676
 
            elif key == "\f":  # Ctrl-L
 
504
            elif key == u"\f":  # Ctrl-L
677
505
                self.refresh()
678
 
            elif key == "l" or key == "D":
 
506
            elif key == u"l" or key == u"D":
679
507
                self.toggle_log_display()
680
508
                self.refresh()
681
 
            elif key == "w" or key == "i":
 
509
            elif key == u"w" or key == u"i":
682
510
                self.change_log_display()
683
511
                self.refresh()
684
 
            elif key == "?" or key == "f1" or key == "esc":
 
512
            elif key == u"?" or key == u"f1" or key == u"esc":
685
513
                if not self.log_visible:
686
514
                    self.log_visible = True
687
515
                    self.rebuild()
688
 
                self.log_message_raw(("bold",
689
 
                                      "  ".
690
 
                                      join(("q: Quit",
691
 
                                            "?: Help",
692
 
                                            "l: Log window toggle",
693
 
                                            "TAB: Switch window",
694
 
                                            "w: Wrap (log)"))))
695
 
                self.log_message_raw(("bold",
696
 
                                      "  "
697
 
                                      .join(("Clients:",
698
 
                                             "+: Enable",
699
 
                                             "-: Disable",
700
 
                                             "R: Remove",
701
 
                                             "s: Start new checker",
702
 
                                             "S: Stop checker",
703
 
                                             "C: Checker OK",
704
 
                                             "a: Approve",
705
 
                                             "d: Deny"))))
 
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"))))
706
532
                self.refresh()
707
 
            elif key == "tab":
 
533
            elif key == u"tab":
708
534
                if self.topwidget.get_focus() is self.logbox:
709
535
                    self.topwidget.set_focus(0)
710
536
                else:
711
537
                    self.topwidget.set_focus(self.logbox)
712
538
                self.refresh()
713
 
            #elif (key == "end" or key == "meta >" or key == "G"
714
 
            #      or key == ">"):
 
539
            #elif (key == u"end" or key == u"meta >" or key == u"G"
 
540
            #      or key == u">"):
715
541
            #    pass            # xxx end-of-buffer
716
 
            #elif (key == "home" or key == "meta <" or key == "g"
717
 
            #      or key == "<"):
 
542
            #elif (key == u"home" or key == u"meta <" or key == u"g"
 
543
            #      or key == u"<"):
718
544
            #    pass            # xxx beginning-of-buffer
719
 
            #elif key == "ctrl e" or key == "$":
 
545
            #elif key == u"ctrl e" or key == u"$":
720
546
            #    pass            # xxx move-end-of-line
721
 
            #elif key == "ctrl a" or key == "^":
 
547
            #elif key == u"ctrl a" or key == u"^":
722
548
            #    pass            # xxx move-beginning-of-line
723
 
            #elif key == "ctrl b" or key == "meta (" or key == "h":
 
549
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
724
550
            #    pass            # xxx left
725
 
            #elif key == "ctrl f" or key == "meta )" or key == "l":
 
551
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
726
552
            #    pass            # xxx right
727
 
            #elif key == "a":
 
553
            #elif key == u"a":
728
554
            #    pass            # scroll up log
729
 
            #elif key == "z":
 
555
            #elif key == u"z":
730
556
            #    pass            # scroll down log
731
557
            elif self.topwidget.selectable():
732
558
                self.topwidget.keypress(self.size, key)
736
562
ui = UserInterface()
737
563
try:
738
564
    ui.run()
739
 
except KeyboardInterrupt:
740
 
    ui.screen.stop()
741
 
except Exception, e:
742
 
    ui.log_message(unicode(e))
 
565
except:
743
566
    ui.screen.stop()
744
567
    raise