/mandos/trunk

To get this branch, use:
bzr branch http://bzr.recompile.se/loggerhead/mandos/trunk

« back to all changes in this revision

Viewing changes to mandos-monitor

  • Committer: Teddy Hogeborn
  • Date: 2012-06-15 17:18:34 UTC
  • Revision ID: teddy@recompile.se-20120615171834-gzzgknth003j903u
* plugins.d/mandos-client.c (main): Bug fix: Set DEVICE environment
                                    variable correctly for network
                                    hooks.  Also, don't call
                                    run_network_hooks() with NULL
                                    value.

Show diffs side-by-side

added added

removed removed

Lines of Context:
mandos-monitor
1
1
#!/usr/bin/python
2
2
# -*- mode: python; coding: utf-8 -*-
3
 
 
4
 
from __future__ import division, absolute_import, with_statement
 
3
# 
 
4
# Mandos Monitor - Control and monitor the Mandos server
 
5
# 
 
6
# Copyright © 2009-2012 Teddy Hogeborn
 
7
# Copyright © 2009-2012 Björn Påhlsson
 
8
# 
 
9
# This program is free software: you can redistribute it and/or modify
 
10
# it under the terms of the GNU General Public License as published by
 
11
# the Free Software Foundation, either version 3 of the License, or
 
12
# (at your option) any later version.
 
13
#
 
14
#     This program is distributed in the hope that it will be useful,
 
15
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
 
16
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
17
#     GNU General Public License for more details.
 
18
# 
 
19
# You should have received a copy of the GNU General Public License
 
20
# along with this program.  If not, see
 
21
# <http://www.gnu.org/licenses/>.
 
22
# 
 
23
# Contact the authors at <mandos@recompile.se>.
 
24
# 
 
25
 
 
26
from __future__ import (division, absolute_import, print_function,
 
27
                        unicode_literals)
 
28
 
 
29
from future_builtins import *
5
30
 
6
31
import sys
7
32
import os
19
44
 
20
45
import UserList
21
46
 
 
47
import locale
 
48
 
 
49
locale.setlocale(locale.LC_ALL, '')
 
50
 
 
51
import logging
 
52
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
 
53
 
22
54
# Some useful constants
23
 
domain = 'se.bsnet.fukt'
 
55
domain = 'se.recompile'
24
56
server_interface = domain + '.Mandos'
25
57
client_interface = domain + '.Mandos.Client'
26
 
version = "1.0.14"
 
58
version = "1.5.5"
27
59
 
28
60
# Always run in monochrome mode
29
61
urwid.curses_display.curses.has_colors = lambda : False
33
65
urwid.curses_display.curses.A_UNDERLINE |= (
34
66
    urwid.curses_display.curses.A_BLINK)
35
67
 
 
68
def isoformat_to_datetime(iso):
 
69
    "Parse an ISO 8601 date string to a datetime.datetime()"
 
70
    if not iso:
 
71
        return None
 
72
    d, t = iso.split("T", 1)
 
73
    year, month, day = d.split("-", 2)
 
74
    hour, minute, second = t.split(":", 2)
 
75
    second, fraction = divmod(float(second), 1)
 
76
    return datetime.datetime(int(year),
 
77
                             int(month),
 
78
                             int(day),
 
79
                             int(hour),
 
80
                             int(minute),
 
81
                             int(second),           # Whole seconds
 
82
                             int(fraction*1000000)) # Microseconds
 
83
 
36
84
class MandosClientPropertyCache(object):
37
85
    """This wraps a Mandos Client D-Bus proxy object, caches the
38
86
    properties and calls a hook function when any of them are
39
87
    changed.
40
88
    """
41
 
    def __init__(self, proxy_object=None, properties=None, *args,
42
 
                 **kwargs):
 
89
    def __init__(self, proxy_object=None, properties=None, **kwargs):
43
90
        self.proxy = proxy_object # Mandos Client proxy object
44
 
        
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)
53
 
        
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)
 
91
        self.properties = dict() if properties is None else properties
 
92
        self.property_changed_match = (
 
93
            self.proxy.connect_to_signal("PropertyChanged",
 
94
                                         self._property_changed,
 
95
                                         client_interface,
 
96
                                         byte_arrays=True))
 
97
        
 
98
        if properties is None:
 
99
            self.properties.update(
 
100
                self.proxy.GetAll(client_interface,
 
101
                                  dbus_interface
 
102
                                  = dbus.PROPERTIES_IFACE))
 
103
        
 
104
        super(MandosClientPropertyCache, self).__init__(**kwargs)
 
105
    
 
106
    def _property_changed(self, property, value):
 
107
        """Helper which takes positional arguments"""
 
108
        return self.property_changed(property=property, value=value)
61
109
    
62
110
    def property_changed(self, property=None, value=None):
63
111
        """This is called whenever we get a PropertyChanged signal
65
113
        """
66
114
        # Update properties dict with new value
67
115
        self.properties[property] = value
 
116
    
 
117
    def delete(self):
 
118
        self.property_changed_match.remove()
68
119
 
69
120
 
70
121
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
72
123
    """
73
124
    
74
125
    def __init__(self, server_proxy_object=None, update_hook=None,
75
 
                 delete_hook=None, logger=None, *args, **kwargs):
 
126
                 delete_hook=None, logger=None, **kwargs):
76
127
        # Called on update
77
128
        self.update_hook = update_hook
78
129
        # Called on delete
82
133
        # Logger
83
134
        self.logger = logger
84
135
        
 
136
        self._update_timer_callback_tag = None
 
137
        
85
138
        # The widget shown normally
86
 
        self._text_widget = urwid.Text(u"")
 
139
        self._text_widget = urwid.Text("")
87
140
        # The widget shown when we have focus
88
 
        self._focus_text_widget = urwid.Text(u"")
89
 
        super(MandosClientWidget, self).__init__(
90
 
            update_hook=update_hook, delete_hook=delete_hook,
91
 
            *args, **kwargs)
 
141
        self._focus_text_widget = urwid.Text("")
 
142
        super(MandosClientWidget, self).__init__(**kwargs)
92
143
        self.update()
93
144
        self.opened = False
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)
 
145
        
 
146
        self.match_objects = (
 
147
            self.proxy.connect_to_signal("CheckerCompleted",
 
148
                                         self.checker_completed,
 
149
                                         client_interface,
 
150
                                         byte_arrays=True),
 
151
            self.proxy.connect_to_signal("CheckerStarted",
 
152
                                         self.checker_started,
 
153
                                         client_interface,
 
154
                                         byte_arrays=True),
 
155
            self.proxy.connect_to_signal("GotSecret",
 
156
                                         self.got_secret,
 
157
                                         client_interface,
 
158
                                         byte_arrays=True),
 
159
            self.proxy.connect_to_signal("NeedApproval",
 
160
                                         self.need_approval,
 
161
                                         client_interface,
 
162
                                         byte_arrays=True),
 
163
            self.proxy.connect_to_signal("Rejected",
 
164
                                         self.rejected,
 
165
                                         client_interface,
 
166
                                         byte_arrays=True))
 
167
        #self.logger('Created client {0}'
 
168
        #            .format(self.properties["Name"]))
 
169
    
 
170
    def using_timer(self, flag):
 
171
        """Call this method with True or False when timer should be
 
172
        activated or deactivated.
 
173
        """
 
174
        if flag and self._update_timer_callback_tag is None:
 
175
            # Will update the shown timer value every second
 
176
            self._update_timer_callback_tag = (gobject.timeout_add
 
177
                                               (1000,
 
178
                                                self.update_timer))
 
179
        elif not (flag or self._update_timer_callback_tag is None):
 
180
            gobject.source_remove(self._update_timer_callback_tag)
 
181
            self._update_timer_callback_tag = None
110
182
    
111
183
    def checker_completed(self, exitstatus, condition, command):
112
184
        if exitstatus == 0:
113
 
            self.logger(u'Checker for client %s (command "%s")'
114
 
                        u' was successful'
115
 
                        % (self.properties[u"name"], command))
 
185
            self.update()
116
186
            return
 
187
        # Checker failed
117
188
        if os.WIFEXITED(condition):
118
 
            self.logger(u'Checker for client %s (command "%s")'
119
 
                        u' failed with exit code %s'
120
 
                        % (self.properties[u"name"], command,
121
 
                           os.WEXITSTATUS(condition)))
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,
127
 
                           os.WTERMSIG(condition)))
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')
 
189
            self.logger('Checker for client {0} (command "{1}")'
 
190
                        ' failed with exit code {2}'
 
191
                        .format(self.properties["Name"], command,
 
192
                                os.WEXITSTATUS(condition)))
 
193
        elif os.WIFSIGNALED(condition):
 
194
            self.logger('Checker for client {0} (command "{1}") was'
 
195
                        ' killed by signal {2}'
 
196
                        .format(self.properties["Name"], command,
 
197
                                os.WTERMSIG(condition)))
 
198
        elif os.WCOREDUMP(condition):
 
199
            self.logger('Checker for client {0} (command "{1}")'
 
200
                        ' dumped core'
 
201
                        .format(self.properties["Name"], command))
 
202
        else:
 
203
            self.logger('Checker for client {0} completed'
 
204
                        ' mysteriously'
 
205
                        .format(self.properties["Name"]))
 
206
        self.update()
134
207
    
135
208
    def checker_started(self, command):
136
 
        self.logger(u'Client %s started checker "%s"'
137
 
                    % (self.properties[u"name"], unicode(command)))
 
209
        """Server signals that a checker started. This could be useful
 
210
           to log in the future. """
 
211
        #self.logger('Client {0} started checker "{1}"'
 
212
        #            .format(self.properties["Name"],
 
213
        #                    unicode(command)))
 
214
        pass
138
215
    
139
216
    def got_secret(self):
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"])
 
217
        self.logger('Client {0} received its secret'
 
218
                    .format(self.properties["Name"]))
 
219
    
 
220
    def need_approval(self, timeout, default):
 
221
        if not default:
 
222
            message = 'Client {0} needs approval within {1} seconds'
 
223
        else:
 
224
            message = 'Client {0} will get its secret in {1} seconds'
 
225
        self.logger(message.format(self.properties["Name"],
 
226
                                   timeout/1000))
 
227
    
 
228
    def rejected(self, reason):
 
229
        self.logger('Client {0} was rejected; reason: {1}'
 
230
                    .format(self.properties["Name"], reason))
146
231
    
147
232
    def selectable(self):
148
233
        """Make this a "selectable" widget.
149
234
        This overrides the method from urwid.FlowWidget."""
150
235
        return True
151
236
    
152
 
    def rows(self, (maxcol,), focus=False):
 
237
    def rows(self, maxcolrow, focus=False):
153
238
        """How many rows this widget will occupy might depend on
154
239
        whether we have focus or not.
155
240
        This overrides the method from urwid.FlowWidget"""
156
 
        return self.current_widget(focus).rows((maxcol,), focus=focus)
 
241
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
157
242
    
158
243
    def current_widget(self, focus=False):
159
244
        if focus or self.opened:
163
248
    def update(self):
164
249
        "Called when what is visible on the screen should be updated."
165
250
        # How to add standout mode to a style
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",
 
251
        with_standout = { "normal": "standout",
 
252
                          "bold": "bold-standout",
 
253
                          "underline-blink":
 
254
                              "underline-blink-standout",
 
255
                          "bold-underline-blink":
 
256
                              "bold-underline-blink-standout",
172
257
                          }
173
258
        
174
259
        # Rebuild focus and non-focus widgets using current properties
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")})
 
260
        
 
261
        # Base part of a client. Name!
 
262
        base = '{name}: '.format(name=self.properties["Name"])
 
263
        if not self.properties["Enabled"]:
 
264
            message = "DISABLED"
 
265
            self.using_timer(False)
 
266
        elif self.properties["ApprovalPending"]:
 
267
            timeout = datetime.timedelta(milliseconds
 
268
                                         = self.properties
 
269
                                         ["ApprovalDelay"])
 
270
            last_approval_request = isoformat_to_datetime(
 
271
                self.properties["LastApprovalRequest"])
 
272
            if last_approval_request is not None:
 
273
                timer = max(timeout - (datetime.datetime.utcnow()
 
274
                                       - last_approval_request),
 
275
                            datetime.timedelta())
 
276
            else:
 
277
                timer = datetime.timedelta()
 
278
            if self.properties["ApprovedByDefault"]:
 
279
                message = "Approval in {0}. (d)eny?"
 
280
            else:
 
281
                message = "Denial in {0}. (a)pprove?"
 
282
            message = message.format(unicode(timer).rsplit(".", 1)[0])
 
283
            self.using_timer(True)
 
284
        elif self.properties["LastCheckerStatus"] != 0:
 
285
            # When checker has failed, show timer until client expires
 
286
            expires = self.properties["Expires"]
 
287
            if expires == "":
 
288
                timer = datetime.timedelta(0)
 
289
            else:
 
290
                expires = (datetime.datetime.strptime
 
291
                           (expires, '%Y-%m-%dT%H:%M:%S.%f'))
 
292
                timer = max(expires - datetime.datetime.utcnow(),
 
293
                            datetime.timedelta())
 
294
            message = ('A checker has failed! Time until client'
 
295
                       ' gets disabled: {0}'
 
296
                       .format(unicode(timer).rsplit(".", 1)[0]))
 
297
            self.using_timer(True)
 
298
        else:
 
299
            message = "enabled"
 
300
            self.using_timer(False)
 
301
        self._text = "{0}{1}".format(base, message)
 
302
        
181
303
        if not urwid.supports_unicode():
182
304
            self._text = self._text.encode("ascii", "replace")
183
 
        textlist = [(u"normal", self._text)]
 
305
        textlist = [("normal", self._text)]
184
306
        self._text_widget.set_text(textlist)
185
307
        self._focus_text_widget.set_text([(with_standout[text[0]],
186
308
                                           text[1])
194
316
        if self.update_hook is not None:
195
317
            self.update_hook()
196
318
    
197
 
    def delete(self):
 
319
    def update_timer(self):
 
320
        """called by gobject. Will indefinitely loop until
 
321
        gobject.source_remove() on tag is called"""
 
322
        self.update()
 
323
        return True             # Keep calling this
 
324
    
 
325
    def delete(self, **kwargs):
 
326
        if self._update_timer_callback_tag is not None:
 
327
            gobject.source_remove(self._update_timer_callback_tag)
 
328
            self._update_timer_callback_tag = None
 
329
        for match in self.match_objects:
 
330
            match.remove()
 
331
        self.match_objects = ()
198
332
        if self.delete_hook is not None:
199
333
            self.delete_hook(self)
 
334
        return super(MandosClientWidget, self).delete(**kwargs)
200
335
    
201
 
    def render(self, (maxcol,), focus=False):
 
336
    def render(self, maxcolrow, focus=False):
202
337
        """Render differently if we have focus.
203
338
        This overrides the method from urwid.FlowWidget"""
204
 
        return self.current_widget(focus).render((maxcol,),
 
339
        return self.current_widget(focus).render(maxcolrow,
205
340
                                                 focus=focus)
206
341
    
207
 
    def keypress(self, (maxcol,), key):
 
342
    def keypress(self, maxcolrow, key):
208
343
        """Handle keys.
209
344
        This overrides the method from urwid.FlowWidget"""
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":
 
345
        if key == "+":
 
346
            self.proxy.Enable(dbus_interface = client_interface,
 
347
                              ignore_reply=True)
 
348
        elif key == "-":
 
349
            self.proxy.Disable(dbus_interface = client_interface,
 
350
                               ignore_reply=True)
 
351
        elif key == "a":
 
352
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
 
353
                               dbus_interface = client_interface,
 
354
                               ignore_reply=True)
 
355
        elif key == "d":
 
356
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
 
357
                                  dbus_interface = client_interface,
 
358
                               ignore_reply=True)
 
359
        elif key == "R" or key == "_" or key == "ctrl k":
215
360
            self.server_proxy_object.RemoveClient(self.proxy
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()
 
361
                                                  .object_path,
 
362
                                                  ignore_reply=True)
 
363
        elif key == "s":
 
364
            self.proxy.StartChecker(dbus_interface = client_interface,
 
365
                                    ignore_reply=True)
 
366
        elif key == "S":
 
367
            self.proxy.StopChecker(dbus_interface = client_interface,
 
368
                                   ignore_reply=True)
 
369
        elif key == "C":
 
370
            self.proxy.CheckedOK(dbus_interface = client_interface,
 
371
                                 ignore_reply=True)
223
372
        # xxx
224
 
#         elif key == u"p" or key == "=":
 
373
#         elif key == "p" or key == "=":
225
374
#             self.proxy.pause()
226
 
#         elif key == u"u" or key == ":":
 
375
#         elif key == "u" or key == ":":
227
376
#             self.proxy.unpause()
228
 
#         elif key == u"RET":
 
377
#         elif key == "RET":
229
378
#             self.open()
230
379
        else:
231
380
            return key
232
381
    
233
 
    def property_changed(self, property=None, value=None,
234
 
                         *args, **kwargs):
 
382
    def property_changed(self, property=None, **kwargs):
235
383
        """Call self.update() if old value is not new value.
236
384
        This overrides the method from MandosClientPropertyCache"""
237
385
        property_name = unicode(property)
238
386
        old_value = self.properties.get(property_name)
239
387
        super(MandosClientWidget, self).property_changed(
240
 
            property=property, value=value, *args, **kwargs)
 
388
            property=property, **kwargs)
241
389
        if self.properties.get(property_name) != old_value:
242
390
            self.update()
243
391
 
247
395
    "down" key presses, thus not allowing any containing widgets to
248
396
    use them as an excuse to shift focus away from this widget.
249
397
    """
250
 
    def keypress(self, (maxcol, maxrow), key):
251
 
        ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
252
 
        if ret in (u"up", u"down"):
 
398
    def keypress(self, *args, **kwargs):
 
399
        ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
 
400
        if ret in ("up", "down"):
253
401
            return
254
402
        return ret
255
403
 
264
412
        self.screen = urwid.curses_display.Screen()
265
413
        
266
414
        self.screen.register_palette((
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")),
 
415
                ("normal",
 
416
                 "default", "default", None),
 
417
                ("bold",
 
418
                 "default", "default", "bold"),
 
419
                ("underline-blink",
 
420
                 "default", "default", "underline"),
 
421
                ("standout",
 
422
                 "default", "default", "standout"),
 
423
                ("bold-underline-blink",
 
424
                 "default", "default", ("bold", "underline")),
 
425
                ("bold-standout",
 
426
                 "default", "default", ("bold", "standout")),
 
427
                ("underline-blink-standout",
 
428
                 "default", "default", ("underline", "standout")),
 
429
                ("bold-underline-blink-standout",
 
430
                 "default", "default", ("bold", "underline",
 
431
                                          "standout")),
284
432
                ))
285
433
        
286
434
        if urwid.supports_unicode():
287
 
            self.divider = u"─" # \u2500
288
 
            #self.divider = u"━" # \u2501
 
435
            self.divider = "─" # \u2500
 
436
            #self.divider = "━" # \u2501
289
437
        else:
290
 
            #self.divider = u"-" # \u002d
291
 
            self.divider = u"_" # \u005f
 
438
            #self.divider = "-" # \u002d
 
439
            self.divider = "_" # \u005f
292
440
        
293
441
        self.screen.start()
294
442
        
308
456
        # This keeps track of whether self.uilist currently has
309
457
        # self.logbox in it or not
310
458
        self.log_visible = True
311
 
        self.log_wrap = u"any"
 
459
        self.log_wrap = "any"
312
460
        
313
461
        self.rebuild()
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"))
 
462
        self.log_message_raw(("bold",
 
463
                              "Mandos Monitor version " + version))
 
464
        self.log_message_raw(("bold",
 
465
                              "q: Quit  ?: Help"))
318
466
        
319
467
        self.busname = domain + '.Mandos'
320
468
        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)
363
469
    
364
470
    def client_not_found(self, fingerprint, address):
365
 
        self.log_message((u"Client with address %s and fingerprint %s"
366
 
                          u" could not be found" % (address,
367
 
                                                    fingerprint)))
 
471
        self.log_message("Client with address {0} and fingerprint"
 
472
                         " {1} could not be found"
 
473
                         .format(address, fingerprint))
368
474
    
369
475
    def rebuild(self):
370
476
        """This rebuilds the User Interface.
371
477
        Call this when the widget layout needs to change"""
372
478
        self.uilist = []
373
479
        #self.uilist.append(urwid.ListBox(self.clients))
374
 
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
 
480
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
 
481
                                                          clients),
375
482
                                       #header=urwid.Divider(),
376
483
                                       header=None,
377
 
                                       footer=urwid.Divider(div_char=self.divider)))
 
484
                                       footer=
 
485
                                       urwid.Divider(div_char=
 
486
                                                     self.divider)))
378
487
        if self.log_visible:
379
488
            self.uilist.append(self.logbox)
380
 
            pass
381
489
        self.topwidget = urwid.Pile(self.uilist)
382
490
    
383
491
    def log_message(self, message):
384
492
        timestamp = datetime.datetime.now().isoformat()
385
 
        self.log_message_raw(timestamp + u": " + message)
 
493
        self.log_message_raw(timestamp + ": " + message)
386
494
    
387
495
    def log_message_raw(self, markup):
388
496
        """Add a log message to the log buffer."""
391
499
            and len(self.log) > self.max_log_length):
392
500
            del self.log[0:len(self.log)-self.max_log_length-1]
393
501
        self.logbox.set_focus(len(self.logbox.body.contents),
394
 
                              coming_from=u"above")
 
502
                              coming_from="above")
395
503
        self.refresh()
396
504
    
397
505
    def toggle_log_display(self):
398
506
        """Toggle visibility of the log buffer."""
399
507
        self.log_visible = not self.log_visible
400
508
        self.rebuild()
401
 
        self.log_message(u"Log visibility changed to: "
402
 
                         + unicode(self.log_visible))
 
509
        #self.log_message("Log visibility changed to: "
 
510
        #                 + unicode(self.log_visible))
403
511
    
404
512
    def change_log_display(self):
405
513
        """Change type of log display.
406
514
        Currently, this toggles wrapping of text lines."""
407
 
        if self.log_wrap == u"clip":
408
 
            self.log_wrap = u"any"
 
515
        if self.log_wrap == "clip":
 
516
            self.log_wrap = "any"
409
517
        else:
410
 
            self.log_wrap = u"clip"
 
518
            self.log_wrap = "clip"
411
519
        for textwidget in self.log:
412
520
            textwidget.set_wrap_mode(self.log_wrap)
413
 
        self.log_message(u"Wrap mode: " + self.log_wrap)
 
521
        #self.log_message("Wrap mode: " + self.log_wrap)
414
522
    
415
523
    def find_and_remove_client(self, path, name):
416
 
        """Find an client from its object path and remove it.
 
524
        """Find a client by its object path and remove it.
417
525
        
418
526
        This is connected to the ClientRemoved signal from the
419
527
        Mandos server object."""
421
529
            client = self.clients_dict[path]
422
530
        except KeyError:
423
531
            # not found?
 
532
            self.log_message("Unknown client {0!r} ({1!r}) removed"
 
533
                             .format(name, path))
424
534
            return
425
 
        self.remove_client(client, path)
 
535
        client.delete()
426
536
    
427
 
    def add_new_client(self, path, properties):
 
537
    def add_new_client(self, path):
428
538
        client_proxy_object = self.bus.get_object(self.busname, path)
429
539
        self.add_client(MandosClientWidget(server_proxy_object
430
540
                                           =self.mandos_serv,
431
541
                                           proxy_object
432
542
                                           =client_proxy_object,
433
 
                                           properties=properties,
434
543
                                           update_hook
435
544
                                           =self.refresh,
436
545
                                           delete_hook
437
 
                                           =self.remove_client),
 
546
                                           =self.remove_client,
 
547
                                           logger
 
548
                                           =self.log_message),
438
549
                        path=path)
439
550
    
440
551
    def add_client(self, client, path=None):
442
553
        if path is None:
443
554
            path = client.proxy.object_path
444
555
        self.clients_dict[path] = client
445
 
        self.clients.sort(None, lambda c: c.properties[u"name"])
 
556
        self.clients.sort(None, lambda c: c.properties["Name"])
446
557
        self.refresh()
447
558
    
448
559
    def remove_client(self, client, path=None):
464
575
    
465
576
    def run(self):
466
577
        """Start the main loop and exit when it's done."""
 
578
        self.bus = dbus.SystemBus()
 
579
        mandos_dbus_objc = self.bus.get_object(
 
580
            self.busname, "/", follow_name_owner_changes=True)
 
581
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
582
                                          dbus_interface
 
583
                                          = server_interface)
 
584
        try:
 
585
            mandos_clients = (self.mandos_serv
 
586
                              .GetAllClientsWithProperties())
 
587
        except dbus.exceptions.DBusException:
 
588
            mandos_clients = dbus.Dictionary()
 
589
        
 
590
        (self.mandos_serv
 
591
         .connect_to_signal("ClientRemoved",
 
592
                            self.find_and_remove_client,
 
593
                            dbus_interface=server_interface,
 
594
                            byte_arrays=True))
 
595
        (self.mandos_serv
 
596
         .connect_to_signal("ClientAdded",
 
597
                            self.add_new_client,
 
598
                            dbus_interface=server_interface,
 
599
                            byte_arrays=True))
 
600
        (self.mandos_serv
 
601
         .connect_to_signal("ClientNotFound",
 
602
                            self.client_not_found,
 
603
                            dbus_interface=server_interface,
 
604
                            byte_arrays=True))
 
605
        for path, client in mandos_clients.iteritems():
 
606
            client_proxy_object = self.bus.get_object(self.busname,
 
607
                                                      path)
 
608
            self.add_client(MandosClientWidget(server_proxy_object
 
609
                                               =self.mandos_serv,
 
610
                                               proxy_object
 
611
                                               =client_proxy_object,
 
612
                                               properties=client,
 
613
                                               update_hook
 
614
                                               =self.refresh,
 
615
                                               delete_hook
 
616
                                               =self.remove_client,
 
617
                                               logger
 
618
                                               =self.log_message),
 
619
                            path=path)
 
620
        
467
621
        self.refresh()
468
622
        self._input_callback_tag = (gobject.io_add_watch
469
623
                                    (sys.stdin.fileno(),
479
633
    
480
634
    def process_input(self, source, condition):
481
635
        keys = self.screen.get_input()
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
 
636
        translations = { "ctrl n": "down",      # Emacs
 
637
                         "ctrl p": "up",        # Emacs
 
638
                         "ctrl v": "page down", # Emacs
 
639
                         "meta v": "page up",   # Emacs
 
640
                         " ": "page down",      # less
 
641
                         "f": "page down",      # less
 
642
                         "b": "page up",        # less
 
643
                         "j": "down",           # vi
 
644
                         "k": "up",             # vi
491
645
                         }
492
646
        for key in keys:
493
647
            try:
495
649
            except KeyError:    # :-)
496
650
                pass
497
651
            
498
 
            if key == u"q" or key == u"Q":
 
652
            if key == "q" or key == "Q":
499
653
                self.stop()
500
654
                break
501
 
            elif key == u"window resize":
 
655
            elif key == "window resize":
502
656
                self.size = self.screen.get_cols_rows()
503
657
                self.refresh()
504
 
            elif key == u"\f":  # Ctrl-L
 
658
            elif key == "\f":  # Ctrl-L
505
659
                self.refresh()
506
 
            elif key == u"l" or key == u"D":
 
660
            elif key == "l" or key == "D":
507
661
                self.toggle_log_display()
508
662
                self.refresh()
509
 
            elif key == u"w" or key == u"i":
 
663
            elif key == "w" or key == "i":
510
664
                self.change_log_display()
511
665
                self.refresh()
512
 
            elif key == u"?" or key == u"f1" or key == u"esc":
 
666
            elif key == "?" or key == "f1" or key == "esc":
513
667
                if not self.log_visible:
514
668
                    self.log_visible = True
515
669
                    self.rebuild()
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"))))
 
670
                self.log_message_raw(("bold",
 
671
                                      "  ".
 
672
                                      join(("q: Quit",
 
673
                                            "?: Help",
 
674
                                            "l: Log window toggle",
 
675
                                            "TAB: Switch window",
 
676
                                            "w: Wrap (log)"))))
 
677
                self.log_message_raw(("bold",
 
678
                                      "  "
 
679
                                      .join(("Clients:",
 
680
                                             "+: Enable",
 
681
                                             "-: Disable",
 
682
                                             "R: Remove",
 
683
                                             "s: Start new checker",
 
684
                                             "S: Stop checker",
 
685
                                             "C: Checker OK",
 
686
                                             "a: Approve",
 
687
                                             "d: Deny"))))
532
688
                self.refresh()
533
 
            elif key == u"tab":
 
689
            elif key == "tab":
534
690
                if self.topwidget.get_focus() is self.logbox:
535
691
                    self.topwidget.set_focus(0)
536
692
                else:
537
693
                    self.topwidget.set_focus(self.logbox)
538
694
                self.refresh()
539
 
            #elif (key == u"end" or key == u"meta >" or key == u"G"
540
 
            #      or key == u">"):
 
695
            #elif (key == "end" or key == "meta >" or key == "G"
 
696
            #      or key == ">"):
541
697
            #    pass            # xxx end-of-buffer
542
 
            #elif (key == u"home" or key == u"meta <" or key == u"g"
543
 
            #      or key == u"<"):
 
698
            #elif (key == "home" or key == "meta <" or key == "g"
 
699
            #      or key == "<"):
544
700
            #    pass            # xxx beginning-of-buffer
545
 
            #elif key == u"ctrl e" or key == u"$":
 
701
            #elif key == "ctrl e" or key == "$":
546
702
            #    pass            # xxx move-end-of-line
547
 
            #elif key == u"ctrl a" or key == u"^":
 
703
            #elif key == "ctrl a" or key == "^":
548
704
            #    pass            # xxx move-beginning-of-line
549
 
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
 
705
            #elif key == "ctrl b" or key == "meta (" or key == "h":
550
706
            #    pass            # xxx left
551
 
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
 
707
            #elif key == "ctrl f" or key == "meta )" or key == "l":
552
708
            #    pass            # xxx right
553
 
            #elif key == u"a":
 
709
            #elif key == "a":
554
710
            #    pass            # scroll up log
555
 
            #elif key == u"z":
 
711
            #elif key == "z":
556
712
            #    pass            # scroll down log
557
713
            elif self.topwidget.selectable():
558
714
                self.topwidget.keypress(self.size, key)
562
718
ui = UserInterface()
563
719
try:
564
720
    ui.run()
565
 
except:
 
721
except KeyboardInterrupt:
 
722
    ui.screen.stop()
 
723
except Exception, e:
 
724
    ui.log_message(unicode(e))
566
725
    ui.screen.stop()
567
726
    raise