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  • Committer: teddy at bsnet
  • Date: 2010-08-23 19:23:15 UTC
  • mto: (24.1.154 mandos)
  • mto: This revision was merged to the branch mainline in revision 421.
  • Revision ID: teddy@fukt.bsnet.se-20100823192315-pefgye0l6cavcejs
* debian/control (mandos/Depends): Added "python-urwid".
* mandos (Client.approved_by_default): Changed default to "True".
  (Client.approved_delay): Changed default to "0s".
  (ClientDBus.GotSecret, ClientDBus.Rejected,
  ClientDBus.NeedApproval): Emit "PropertyChanged" signal for the
                            "approved_pending" property.

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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
43
21
 
44
22
import locale
45
23
 
46
 
locale.setlocale(locale.LC_ALL, '')
47
 
 
48
 
import logging
49
 
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
 
24
locale.setlocale(locale.LC_ALL, u'')
50
25
 
51
26
# Some useful constants
52
 
domain = 'se.recompile'
 
27
domain = 'se.bsnet.fukt'
53
28
server_interface = domain + '.Mandos'
54
29
client_interface = domain + '.Mandos.Client'
55
 
version = "1.5.3"
 
30
version = "1.0.14"
56
31
 
57
32
# Always run in monochrome mode
58
33
urwid.curses_display.curses.has_colors = lambda : False
62
37
urwid.curses_display.curses.A_UNDERLINE |= (
63
38
    urwid.curses_display.curses.A_BLINK)
64
39
 
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
40
class MandosClientPropertyCache(object):
82
41
    """This wraps a Mandos Client D-Bus proxy object, caches the
83
42
    properties and calls a hook function when any of them are
87
46
        self.proxy = proxy_object # Mandos Client proxy object
88
47
        
89
48
        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))
95
 
        
 
49
        self.proxy.connect_to_signal(u"PropertyChanged",
 
50
                                     self.property_changed,
 
51
                                     client_interface,
 
52
                                     byte_arrays=True)
 
53
 
96
54
        self.properties.update(
97
55
            self.proxy.GetAll(client_interface,
98
56
                              dbus_interface = dbus.PROPERTIES_IFACE))
99
 
 
100
 
        #XXX This breaks good super behaviour
101
 
#        super(MandosClientPropertyCache, self).__init__(
102
 
#            *args, **kwargs)
 
57
        super(MandosClientPropertyCache, self).__init__(
 
58
            proxy_object=proxy_object, *args, **kwargs)
103
59
    
104
60
    def property_changed(self, property=None, value=None):
105
61
        """This is called whenever we get a PropertyChanged signal
107
63
        """
108
64
        # Update properties dict with new value
109
65
        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
66
 
116
67
 
117
68
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
129
80
        # Logger
130
81
        self.logger = logger
131
82
        
132
 
        self._update_timer_callback_tag = None
133
 
        self._update_timer_callback_lock = 0
134
 
        
135
83
        # The widget shown normally
136
 
        self._text_widget = urwid.Text("")
 
84
        self._text_widget = urwid.Text(u"")
137
85
        # The widget shown when we have focus
138
 
        self._focus_text_widget = urwid.Text("")
 
86
        self._focus_text_widget = urwid.Text(u"")
139
87
        super(MandosClientWidget, self).__init__(
140
88
            update_hook=update_hook, delete_hook=delete_hook,
141
89
            *args, **kwargs)
142
90
        self.update()
143
91
        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
 
92
        self.proxy.connect_to_signal(u"CheckerCompleted",
 
93
                                     self.checker_completed,
 
94
                                     client_interface,
 
95
                                     byte_arrays=True)
 
96
        self.proxy.connect_to_signal(u"CheckerStarted",
 
97
                                     self.checker_started,
 
98
                                     client_interface,
 
99
                                     byte_arrays=True)
 
100
        self.proxy.connect_to_signal(u"GotSecret",
 
101
                                     self.got_secret,
 
102
                                     client_interface,
 
103
                                     byte_arrays=True)
 
104
        self.proxy.connect_to_signal(u"Rejected",
 
105
                                     self.rejected,
 
106
                                     client_interface,
 
107
                                     byte_arrays=True)
205
108
    
206
109
    def checker_completed(self, exitstatus, condition, command):
207
110
        if exitstatus == 0:
208
 
            self.update()
 
111
            self.logger(u'Checker for client %s (command "%s")'
 
112
                        u' was successful'
 
113
                        % (self.properties[u"name"], command))
209
114
            return
210
 
        # Checker failed
211
115
        if os.WIFEXITED(condition):
212
 
            self.logger('Checker for client %s (command "%s")'
213
 
                        ' failed with exit code %s'
214
 
                        % (self.properties["Name"], command,
 
116
            self.logger(u'Checker for client %s (command "%s")'
 
117
                        u' failed with exit code %s'
 
118
                        % (self.properties[u"name"], command,
215
119
                           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,
 
120
            return
 
121
        if os.WIFSIGNALED(condition):
 
122
            self.logger(u'Checker for client %s (command "%s")'
 
123
                        u' was killed by signal %s'
 
124
                        % (self.properties[u"name"], command,
220
125
                           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()
 
126
            return
 
127
        if os.WCOREDUMP(condition):
 
128
            self.logger(u'Checker for client %s (command "%s")'
 
129
                        u' dumped core'
 
130
                        % (self.properties[u"name"], command))
 
131
        self.logger(u'Checker for client %s completed mysteriously')
229
132
    
230
133
    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
 
134
        self.logger(u'Client %s started checker "%s"'
 
135
                    % (self.properties[u"name"], unicode(command)))
236
136
    
237
137
    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))
 
138
        self.logger(u'Client %s received its secret'
 
139
                    % self.properties[u"name"])
 
140
    
 
141
    def rejected(self):
 
142
        self.logger(u'Client %s was rejected'
 
143
                    % self.properties[u"name"])
253
144
    
254
145
    def selectable(self):
255
146
        """Make this a "selectable" widget.
256
147
        This overrides the method from urwid.FlowWidget."""
257
148
        return True
258
149
    
259
 
    def rows(self, maxcolrow, focus=False):
 
150
    def rows(self, (maxcol,), focus=False):
260
151
        """How many rows this widget will occupy might depend on
261
152
        whether we have focus or not.
262
153
        This overrides the method from urwid.FlowWidget"""
263
 
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
 
154
        return self.current_widget(focus).rows((maxcol,), focus=focus)
264
155
    
265
156
    def current_widget(self, focus=False):
266
157
        if focus or self.opened:
270
161
    def update(self):
271
162
        "Called when what is visible on the screen should be updated."
272
163
        # 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",
 
164
        with_standout = { u"normal": u"standout",
 
165
                          u"bold": u"bold-standout",
 
166
                          u"underline-blink":
 
167
                              u"underline-blink-standout",
 
168
                          u"bold-underline-blink":
 
169
                              u"bold-underline-blink-standout",
279
170
                          }
280
 
 
 
171
        
281
172
        # 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
 
            
 
173
        self._text = (u'%(name)s: %(enabled)s'
 
174
                      % { u"name": self.properties[u"name"],
 
175
                          u"enabled":
 
176
                              (u"enabled"
 
177
                               if self.properties[u"enabled"]
 
178
                               else u"DISABLED")})
320
179
        if not urwid.supports_unicode():
321
180
            self._text = self._text.encode("ascii", "replace")
322
 
        textlist = [("normal", self._text)]
 
181
        textlist = [(u"normal", self._text)]
323
182
        self._text_widget.set_text(textlist)
324
183
        self._focus_text_widget.set_text([(with_standout[text[0]],
325
184
                                           text[1])
333
192
        if self.update_hook is not None:
334
193
            self.update_hook()
335
194
    
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 = ()
 
195
    def delete(self):
349
196
        if self.delete_hook is not None:
350
197
            self.delete_hook(self)
351
 
        return super(MandosClientWidget, self).delete(*args, **kwargs)
352
198
    
353
 
    def render(self, maxcolrow, focus=False):
 
199
    def render(self, (maxcol,), focus=False):
354
200
        """Render differently if we have focus.
355
201
        This overrides the method from urwid.FlowWidget"""
356
 
        return self.current_widget(focus).render(maxcolrow,
 
202
        return self.current_widget(focus).render((maxcol,),
357
203
                                                 focus=focus)
358
204
    
359
 
    def keypress(self, maxcolrow, key):
 
205
    def keypress(self, (maxcol,), key):
360
206
        """Handle keys.
361
207
        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":
 
208
        if key == u"e" or key == u"+":
 
209
            self.proxy.Enable()
 
210
        elif key == u"d" or key == u"-":
 
211
            self.proxy.Disable()
 
212
        elif key == u"r" or key == u"_" or key == u"ctrl k":
377
213
            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)
 
214
                                                  .object_path)
 
215
        elif key == u"s":
 
216
            self.proxy.StartChecker()
 
217
        elif key == u"S":
 
218
            self.proxy.StopChecker()
 
219
        elif key == u"C":
 
220
            self.proxy.CheckedOK()
389
221
        # xxx
390
 
#         elif key == "p" or key == "=":
 
222
#         elif key == u"p" or key == "=":
391
223
#             self.proxy.pause()
392
 
#         elif key == "u" or key == ":":
 
224
#         elif key == u"u" or key == ":":
393
225
#             self.proxy.unpause()
394
 
#         elif key == "RET":
 
226
#         elif key == u"RET":
395
227
#             self.open()
396
228
        else:
397
229
            return key
413
245
    "down" key presses, thus not allowing any containing widgets to
414
246
    use them as an excuse to shift focus away from this widget.
415
247
    """
416
 
    def keypress(self, maxcolrow, key):
417
 
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
418
 
        if ret in ("up", "down"):
 
248
    def keypress(self, (maxcol, maxrow), key):
 
249
        ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
 
250
        if ret in (u"up", u"down"):
419
251
            return
420
252
        return ret
421
253
 
430
262
        self.screen = urwid.curses_display.Screen()
431
263
        
432
264
        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")),
 
265
                (u"normal",
 
266
                 u"default", u"default", None),
 
267
                (u"bold",
 
268
                 u"default", u"default", u"bold"),
 
269
                (u"underline-blink",
 
270
                 u"default", u"default", u"underline"),
 
271
                (u"standout",
 
272
                 u"default", u"default", u"standout"),
 
273
                (u"bold-underline-blink",
 
274
                 u"default", u"default", (u"bold", u"underline")),
 
275
                (u"bold-standout",
 
276
                 u"default", u"default", (u"bold", u"standout")),
 
277
                (u"underline-blink-standout",
 
278
                 u"default", u"default", (u"underline", u"standout")),
 
279
                (u"bold-underline-blink-standout",
 
280
                 u"default", u"default", (u"bold", u"underline",
 
281
                                          u"standout")),
450
282
                ))
451
283
        
452
284
        if urwid.supports_unicode():
453
 
            self.divider = "─" # \u2500
454
 
            #self.divider = "━" # \u2501
 
285
            self.divider = u"─" # \u2500
 
286
            #self.divider = u"━" # \u2501
455
287
        else:
456
 
            #self.divider = "-" # \u002d
457
 
            self.divider = "_" # \u005f
 
288
            #self.divider = u"-" # \u002d
 
289
            self.divider = u"_" # \u005f
458
290
        
459
291
        self.screen.start()
460
292
        
474
306
        # This keeps track of whether self.uilist currently has
475
307
        # self.logbox in it or not
476
308
        self.log_visible = True
477
 
        self.log_wrap = "any"
 
309
        self.log_wrap = u"any"
478
310
        
479
311
        self.rebuild()
480
 
        self.log_message_raw(("bold",
481
 
                              "Mandos Monitor version " + version))
482
 
        self.log_message_raw(("bold",
483
 
                              "q: Quit  ?: Help"))
 
312
        self.log_message_raw((u"bold",
 
313
                              u"Mandos Monitor version " + version))
 
314
        self.log_message_raw((u"bold",
 
315
                              u"q: Quit  ?: Help"))
484
316
        
485
317
        self.busname = domain + '.Mandos'
486
318
        self.main_loop = gobject.MainLoop()
 
319
        self.bus = dbus.SystemBus()
 
320
        mandos_dbus_objc = self.bus.get_object(
 
321
            self.busname, u"/", follow_name_owner_changes=True)
 
322
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
323
                                          dbus_interface
 
324
                                          = server_interface)
 
325
        try:
 
326
            mandos_clients = (self.mandos_serv
 
327
                              .GetAllClientsWithProperties())
 
328
        except dbus.exceptions.DBusException:
 
329
            mandos_clients = dbus.Dictionary()
 
330
        
 
331
        (self.mandos_serv
 
332
         .connect_to_signal(u"ClientRemoved",
 
333
                            self.find_and_remove_client,
 
334
                            dbus_interface=server_interface,
 
335
                            byte_arrays=True))
 
336
        (self.mandos_serv
 
337
         .connect_to_signal(u"ClientAdded",
 
338
                            self.add_new_client,
 
339
                            dbus_interface=server_interface,
 
340
                            byte_arrays=True))
 
341
        (self.mandos_serv
 
342
         .connect_to_signal(u"ClientNotFound",
 
343
                            self.client_not_found,
 
344
                            dbus_interface=server_interface,
 
345
                            byte_arrays=True))
 
346
        for path, client in mandos_clients.iteritems():
 
347
            client_proxy_object = self.bus.get_object(self.busname,
 
348
                                                      path)
 
349
            self.add_client(MandosClientWidget(server_proxy_object
 
350
                                               =self.mandos_serv,
 
351
                                               proxy_object
 
352
                                               =client_proxy_object,
 
353
                                               properties=client,
 
354
                                               update_hook
 
355
                                               =self.refresh,
 
356
                                               delete_hook
 
357
                                               =self.remove_client,
 
358
                                               logger
 
359
                                               =self.log_message),
 
360
                            path=path)
487
361
    
488
362
    def client_not_found(self, fingerprint, address):
489
 
        self.log_message(("Client with address %s and fingerprint %s"
490
 
                          " could not be found" % (address,
 
363
        self.log_message((u"Client with address %s and fingerprint %s"
 
364
                          u" could not be found" % (address,
491
365
                                                    fingerprint)))
492
366
    
493
367
    def rebuild(self):
495
369
        Call this when the widget layout needs to change"""
496
370
        self.uilist = []
497
371
        #self.uilist.append(urwid.ListBox(self.clients))
498
 
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
499
 
                                                          clients),
 
372
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
500
373
                                       #header=urwid.Divider(),
501
374
                                       header=None,
502
 
                                       footer=
503
 
                                       urwid.Divider(div_char=
504
 
                                                     self.divider)))
 
375
                                       footer=urwid.Divider(div_char=self.divider)))
505
376
        if self.log_visible:
506
377
            self.uilist.append(self.logbox)
 
378
            pass
507
379
        self.topwidget = urwid.Pile(self.uilist)
508
380
    
509
381
    def log_message(self, message):
510
382
        timestamp = datetime.datetime.now().isoformat()
511
 
        self.log_message_raw(timestamp + ": " + message)
 
383
        self.log_message_raw(timestamp + u": " + message)
512
384
    
513
385
    def log_message_raw(self, markup):
514
386
        """Add a log message to the log buffer."""
517
389
            and len(self.log) > self.max_log_length):
518
390
            del self.log[0:len(self.log)-self.max_log_length-1]
519
391
        self.logbox.set_focus(len(self.logbox.body.contents),
520
 
                              coming_from="above")
 
392
                              coming_from=u"above")
521
393
        self.refresh()
522
394
    
523
395
    def toggle_log_display(self):
524
396
        """Toggle visibility of the log buffer."""
525
397
        self.log_visible = not self.log_visible
526
398
        self.rebuild()
527
 
        #self.log_message("Log visibility changed to: "
528
 
        #                 + unicode(self.log_visible))
 
399
        self.log_message(u"Log visibility changed to: "
 
400
                         + unicode(self.log_visible))
529
401
    
530
402
    def change_log_display(self):
531
403
        """Change type of log display.
532
404
        Currently, this toggles wrapping of text lines."""
533
 
        if self.log_wrap == "clip":
534
 
            self.log_wrap = "any"
 
405
        if self.log_wrap == u"clip":
 
406
            self.log_wrap = u"any"
535
407
        else:
536
 
            self.log_wrap = "clip"
 
408
            self.log_wrap = u"clip"
537
409
        for textwidget in self.log:
538
410
            textwidget.set_wrap_mode(self.log_wrap)
539
 
        #self.log_message("Wrap mode: " + self.log_wrap)
 
411
        self.log_message(u"Wrap mode: " + self.log_wrap)
540
412
    
541
413
    def find_and_remove_client(self, path, name):
542
 
        """Find a client by its object path and remove it.
 
414
        """Find an client from its object path and remove it.
543
415
        
544
416
        This is connected to the ClientRemoved signal from the
545
417
        Mandos server object."""
547
419
            client = self.clients_dict[path]
548
420
        except KeyError:
549
421
            # not found?
550
 
            self.log_message("Unknown client %r (%r) removed", name,
551
 
                             path)
552
422
            return
553
 
        client.delete()
 
423
        self.remove_client(client, path)
554
424
    
555
425
    def add_new_client(self, path):
556
426
        client_proxy_object = self.bus.get_object(self.busname, path)
571
441
        if path is None:
572
442
            path = client.proxy.object_path
573
443
        self.clients_dict[path] = client
574
 
        self.clients.sort(None, lambda c: c.properties["Name"])
 
444
        self.clients.sort(None, lambda c: c.properties[u"name"])
575
445
        self.refresh()
576
446
    
577
447
    def remove_client(self, client, path=None):
593
463
    
594
464
    def run(self):
595
465
        """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
466
        self.refresh()
640
467
        self._input_callback_tag = (gobject.io_add_watch
641
468
                                    (sys.stdin.fileno(),
651
478
    
652
479
    def process_input(self, source, condition):
653
480
        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
 
481
        translations = { u"ctrl n": u"down",      # Emacs
 
482
                         u"ctrl p": u"up",        # Emacs
 
483
                         u"ctrl v": u"page down", # Emacs
 
484
                         u"meta v": u"page up",   # Emacs
 
485
                         u" ": u"page down",      # less
 
486
                         u"f": u"page down",      # less
 
487
                         u"b": u"page up",        # less
 
488
                         u"j": u"down",           # vi
 
489
                         u"k": u"up",             # vi
663
490
                         }
664
491
        for key in keys:
665
492
            try:
667
494
            except KeyError:    # :-)
668
495
                pass
669
496
            
670
 
            if key == "q" or key == "Q":
 
497
            if key == u"q" or key == u"Q":
671
498
                self.stop()
672
499
                break
673
 
            elif key == "window resize":
 
500
            elif key == u"window resize":
674
501
                self.size = self.screen.get_cols_rows()
675
502
                self.refresh()
676
 
            elif key == "\f":  # Ctrl-L
 
503
            elif key == u"\f":  # Ctrl-L
677
504
                self.refresh()
678
 
            elif key == "l" or key == "D":
 
505
            elif key == u"l" or key == u"D":
679
506
                self.toggle_log_display()
680
507
                self.refresh()
681
 
            elif key == "w" or key == "i":
 
508
            elif key == u"w" or key == u"i":
682
509
                self.change_log_display()
683
510
                self.refresh()
684
 
            elif key == "?" or key == "f1" or key == "esc":
 
511
            elif key == u"?" or key == u"f1" or key == u"esc":
685
512
                if not self.log_visible:
686
513
                    self.log_visible = True
687
514
                    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"))))
 
515
                self.log_message_raw((u"bold",
 
516
                                      u"  ".
 
517
                                      join((u"q: Quit",
 
518
                                            u"?: Help",
 
519
                                            u"l: Log window toggle",
 
520
                                            u"TAB: Switch window",
 
521
                                            u"w: Wrap (log)"))))
 
522
                self.log_message_raw((u"bold",
 
523
                                      u"  "
 
524
                                      .join((u"Clients:",
 
525
                                             u"e: Enable",
 
526
                                             u"d: Disable",
 
527
                                             u"r: Remove",
 
528
                                             u"s: Start new checker",
 
529
                                             u"S: Stop checker",
 
530
                                             u"C: Checker OK"))))
706
531
                self.refresh()
707
 
            elif key == "tab":
 
532
            elif key == u"tab":
708
533
                if self.topwidget.get_focus() is self.logbox:
709
534
                    self.topwidget.set_focus(0)
710
535
                else:
711
536
                    self.topwidget.set_focus(self.logbox)
712
537
                self.refresh()
713
 
            #elif (key == "end" or key == "meta >" or key == "G"
714
 
            #      or key == ">"):
 
538
            #elif (key == u"end" or key == u"meta >" or key == u"G"
 
539
            #      or key == u">"):
715
540
            #    pass            # xxx end-of-buffer
716
 
            #elif (key == "home" or key == "meta <" or key == "g"
717
 
            #      or key == "<"):
 
541
            #elif (key == u"home" or key == u"meta <" or key == u"g"
 
542
            #      or key == u"<"):
718
543
            #    pass            # xxx beginning-of-buffer
719
 
            #elif key == "ctrl e" or key == "$":
 
544
            #elif key == u"ctrl e" or key == u"$":
720
545
            #    pass            # xxx move-end-of-line
721
 
            #elif key == "ctrl a" or key == "^":
 
546
            #elif key == u"ctrl a" or key == u"^":
722
547
            #    pass            # xxx move-beginning-of-line
723
 
            #elif key == "ctrl b" or key == "meta (" or key == "h":
 
548
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
724
549
            #    pass            # xxx left
725
 
            #elif key == "ctrl f" or key == "meta )" or key == "l":
 
550
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
726
551
            #    pass            # xxx right
727
 
            #elif key == "a":
 
552
            #elif key == u"a":
728
553
            #    pass            # scroll up log
729
 
            #elif key == "z":
 
554
            #elif key == u"z":
730
555
            #    pass            # scroll down log
731
556
            elif self.topwidget.selectable():
732
557
                self.topwidget.keypress(self.size, key)
736
561
ui = UserInterface()
737
562
try:
738
563
    ui.run()
739
 
except KeyboardInterrupt:
740
 
    ui.screen.stop()
741
564
except Exception, e:
742
565
    ui.log_message(unicode(e))
743
566
    ui.screen.stop()