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* plugins.d/mandos-client.c (run_network_hooks): Do _exit() on failure
                                                 in child process.

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mandos-monitor
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#!/usr/bin/python
2
2
# -*- mode: python; coding: utf-8 -*-
 
3
# 
 
4
# Mandos Monitor - Control and monitor the Mandos server
 
5
# 
 
6
# Copyright © 2009-2011 Teddy Hogeborn
 
7
# Copyright © 2009-2011 Björn Påhlsson
 
8
# 
 
9
# This program is free software: you can redistribute it and/or modify
 
10
# it under the terms of the GNU General Public License as published by
 
11
# the Free Software Foundation, either version 3 of the License, or
 
12
# (at your option) any later version.
 
13
#
 
14
#     This program is distributed in the hope that it will be useful,
 
15
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
 
16
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
17
#     GNU General Public License for more details.
 
18
# 
 
19
# You should have received a copy of the GNU General Public License
 
20
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
21
# 
 
22
# Contact the authors at <mandos@recompile.se>.
 
23
# 
3
24
 
4
 
from __future__ import division, absolute_import, with_statement
 
25
from __future__ import (division, absolute_import, print_function,
 
26
                        unicode_literals)
5
27
 
6
28
import sys
7
29
import os
21
43
 
22
44
import locale
23
45
 
24
 
locale.setlocale(locale.LC_ALL, u'')
 
46
locale.setlocale(locale.LC_ALL, '')
25
47
 
26
48
import logging
27
49
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
28
50
 
29
51
# Some useful constants
30
 
domain = 'se.bsnet.fukt'
 
52
domain = 'se.recompile'
31
53
server_interface = domain + '.Mandos'
32
54
client_interface = domain + '.Mandos.Client'
33
 
version = "1.0.15"
 
55
version = "1.4.1"
34
56
 
35
57
# Always run in monochrome mode
36
58
urwid.curses_display.curses.has_colors = lambda : False
44
66
    "Parse an ISO 8601 date string to a datetime.datetime()"
45
67
    if not iso:
46
68
        return None
47
 
    d, t = iso.split(u"T", 1)
48
 
    year, month, day = d.split(u"-", 2)
49
 
    hour, minute, second = t.split(u":", 2)
 
69
    d, t = iso.split("T", 1)
 
70
    year, month, day = d.split("-", 2)
 
71
    hour, minute, second = t.split(":", 2)
50
72
    second, fraction = divmod(float(second), 1)
51
73
    return datetime.datetime(int(year),
52
74
                             int(month),
65
87
        self.proxy = proxy_object # Mandos Client proxy object
66
88
        
67
89
        self.properties = dict()
68
 
        self.proxy.connect_to_signal(u"PropertyChanged",
69
 
                                     self.property_changed,
70
 
                                     client_interface,
71
 
                                     byte_arrays=True)
 
90
        self.property_changed_match = (
 
91
            self.proxy.connect_to_signal("PropertyChanged",
 
92
                                         self.property_changed,
 
93
                                         client_interface,
 
94
                                         byte_arrays=True))
72
95
        
73
96
        self.properties.update(
74
97
            self.proxy.GetAll(client_interface,
75
98
                              dbus_interface = dbus.PROPERTIES_IFACE))
76
99
 
77
 
        #XXX This break good super behaviour!
 
100
        #XXX This breaks good super behaviour
78
101
#        super(MandosClientPropertyCache, self).__init__(
79
102
#            *args, **kwargs)
80
103
    
84
107
        """
85
108
        # Update properties dict with new value
86
109
        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)
87
115
 
88
116
 
89
117
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
102
130
        self.logger = logger
103
131
        
104
132
        self._update_timer_callback_tag = None
 
133
        self._update_timer_callback_lock = 0
105
134
        self.last_checker_failed = False
106
135
        
107
136
        # The widget shown normally
108
 
        self._text_widget = urwid.Text(u"")
 
137
        self._text_widget = urwid.Text("")
109
138
        # The widget shown when we have focus
110
 
        self._focus_text_widget = urwid.Text(u"")
 
139
        self._focus_text_widget = urwid.Text("")
111
140
        super(MandosClientWidget, self).__init__(
112
141
            update_hook=update_hook, delete_hook=delete_hook,
113
142
            *args, **kwargs)
114
143
        self.update()
115
144
        self.opened = False
116
 
        self.proxy.connect_to_signal(u"CheckerCompleted",
117
 
                                     self.checker_completed,
118
 
                                     client_interface,
119
 
                                     byte_arrays=True)
120
 
        self.proxy.connect_to_signal(u"CheckerStarted",
121
 
                                     self.checker_started,
122
 
                                     client_interface,
123
 
                                     byte_arrays=True)
124
 
        self.proxy.connect_to_signal(u"GotSecret",
125
 
                                     self.got_secret,
126
 
                                     client_interface,
127
 
                                     byte_arrays=True)
128
 
        self.proxy.connect_to_signal(u"NeedApproval",
129
 
                                     self.need_approval,
130
 
                                     client_interface,
131
 
                                     byte_arrays=True)
132
 
        self.proxy.connect_to_signal(u"Rejected",
133
 
                                     self.rejected,
134
 
                                     client_interface,
135
 
                                     byte_arrays=True)
 
145
        
136
146
        last_checked_ok = isoformat_to_datetime(self.properties
137
 
                                                [u"LastCheckedOK"])
 
147
                                                ["LastCheckedOK"])
138
148
        if last_checked_ok is None:
139
149
            self.last_checker_failed = True
140
150
        else:
143
153
                                        > datetime.timedelta
144
154
                                        (milliseconds=
145
155
                                         self.properties
146
 
                                         [u"Interval"]))
 
156
                                         ["Interval"]))
 
157
        
147
158
        if self.last_checker_failed:
 
159
            self.using_timer(True)
 
160
        
 
161
        if self.need_approval:
 
162
            self.using_timer(True)
 
163
        
 
164
        self.match_objects = (
 
165
            self.proxy.connect_to_signal("CheckerCompleted",
 
166
                                         self.checker_completed,
 
167
                                         client_interface,
 
168
                                         byte_arrays=True),
 
169
            self.proxy.connect_to_signal("CheckerStarted",
 
170
                                         self.checker_started,
 
171
                                         client_interface,
 
172
                                         byte_arrays=True),
 
173
            self.proxy.connect_to_signal("GotSecret",
 
174
                                         self.got_secret,
 
175
                                         client_interface,
 
176
                                         byte_arrays=True),
 
177
            self.proxy.connect_to_signal("NeedApproval",
 
178
                                         self.need_approval,
 
179
                                         client_interface,
 
180
                                         byte_arrays=True),
 
181
            self.proxy.connect_to_signal("Rejected",
 
182
                                         self.rejected,
 
183
                                         client_interface,
 
184
                                         byte_arrays=True))
 
185
        #self.logger('Created client %s' % (self.properties["Name"]))
 
186
    
 
187
    def property_changed(self, property=None, value=None):
 
188
        super(self, MandosClientWidget).property_changed(property,
 
189
                                                         value)
 
190
        if property == "ApprovalPending":
 
191
            using_timer(bool(value))
 
192
        
 
193
    def using_timer(self, flag):
 
194
        """Call this method with True or False when timer should be
 
195
        activated or deactivated.
 
196
        """
 
197
        old = self._update_timer_callback_lock
 
198
        if flag:
 
199
            self._update_timer_callback_lock += 1
 
200
        else:
 
201
            self._update_timer_callback_lock -= 1
 
202
        if old == 0 and self._update_timer_callback_lock:
 
203
            # Will update the shown timer value every second
148
204
            self._update_timer_callback_tag = (gobject.timeout_add
149
205
                                               (1000,
150
206
                                                self.update_timer))
 
207
        elif old and self._update_timer_callback_lock == 0:
 
208
            gobject.source_remove(self._update_timer_callback_tag)
 
209
            self._update_timer_callback_tag = None
151
210
    
152
211
    def checker_completed(self, exitstatus, condition, command):
153
212
        if exitstatus == 0:
154
213
            if self.last_checker_failed:
155
214
                self.last_checker_failed = False
156
 
                gobject.source_remove(self._update_timer_callback_tag)
157
 
                self._update_timer_callback_tag = None
158
 
            #self.logger(u'Checker for client %s (command "%s")'
159
 
            #            u' was successful'
160
 
            #            % (self.properties[u"Name"], command))
 
215
                self.using_timer(False)
 
216
            #self.logger('Checker for client %s (command "%s")'
 
217
            #            ' was successful'
 
218
            #            % (self.properties["Name"], command))
161
219
            self.update()
162
220
            return
163
221
        # Checker failed
164
222
        if not self.last_checker_failed:
165
223
            self.last_checker_failed = True
166
 
            self._update_timer_callback_tag = (gobject.timeout_add
167
 
                                               (1000,
168
 
                                                self.update_timer))
 
224
            self.using_timer(True)
169
225
        if os.WIFEXITED(condition):
170
 
            self.logger(u'Checker for client %s (command "%s")'
171
 
                        u' failed with exit code %s'
172
 
                        % (self.properties[u"Name"], command,
 
226
            self.logger('Checker for client %s (command "%s")'
 
227
                        ' failed with exit code %s'
 
228
                        % (self.properties["Name"], command,
173
229
                           os.WEXITSTATUS(condition)))
174
230
        elif os.WIFSIGNALED(condition):
175
 
            self.logger(u'Checker for client %s (command "%s")'
176
 
                        u' was killed by signal %s'
177
 
                        % (self.properties[u"Name"], command,
 
231
            self.logger('Checker for client %s (command "%s")'
 
232
                        ' was killed by signal %s'
 
233
                        % (self.properties["Name"], command,
178
234
                           os.WTERMSIG(condition)))
179
235
        elif os.WCOREDUMP(condition):
180
 
            self.logger(u'Checker for client %s (command "%s")'
181
 
                        u' dumped core'
182
 
                        % (self.properties[u"Name"], command))
 
236
            self.logger('Checker for client %s (command "%s")'
 
237
                        ' dumped core'
 
238
                        % (self.properties["Name"], command))
183
239
        else:
184
 
            self.logger(u'Checker for client %s completed'
185
 
                        u' mysteriously')
 
240
            self.logger('Checker for client %s completed'
 
241
                        ' mysteriously')
186
242
        self.update()
187
243
    
188
244
    def checker_started(self, command):
189
 
        #self.logger(u'Client %s started checker "%s"'
190
 
        #            % (self.properties[u"Name"], unicode(command)))
 
245
        #self.logger('Client %s started checker "%s"'
 
246
        #            % (self.properties["Name"], unicode(command)))
191
247
        pass
192
248
    
193
249
    def got_secret(self):
194
250
        self.last_checker_failed = False
195
 
        self.logger(u'Client %s received its secret'
196
 
                    % self.properties[u"Name"])
 
251
        self.logger('Client %s received its secret'
 
252
                    % self.properties["Name"])
197
253
    
198
254
    def need_approval(self, timeout, default):
199
255
        if not default:
200
 
            message = u'Client %s needs approval within %s seconds'
 
256
            message = 'Client %s needs approval within %s seconds'
201
257
        else:
202
 
            message = u'Client %s will get its secret in %s seconds'
 
258
            message = 'Client %s will get its secret in %s seconds'
203
259
        self.logger(message
204
 
                    % (self.properties[u"Name"], timeout/1000))
 
260
                    % (self.properties["Name"], timeout/1000))
 
261
        self.using_timer(True)
205
262
    
206
263
    def rejected(self, reason):
207
 
        self.logger(u'Client %s was rejected; reason: %s'
208
 
                    % (self.properties[u"Name"], reason))
 
264
        self.logger('Client %s was rejected; reason: %s'
 
265
                    % (self.properties["Name"], reason))
209
266
    
210
267
    def selectable(self):
211
268
        """Make this a "selectable" widget.
212
269
        This overrides the method from urwid.FlowWidget."""
213
270
        return True
214
271
    
215
 
    def rows(self, (maxcol,), focus=False):
 
272
    def rows(self, maxcolrow, focus=False):
216
273
        """How many rows this widget will occupy might depend on
217
274
        whether we have focus or not.
218
275
        This overrides the method from urwid.FlowWidget"""
219
 
        return self.current_widget(focus).rows((maxcol,), focus=focus)
 
276
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
220
277
    
221
278
    def current_widget(self, focus=False):
222
279
        if focus or self.opened:
226
283
    def update(self):
227
284
        "Called when what is visible on the screen should be updated."
228
285
        # How to add standout mode to a style
229
 
        with_standout = { u"normal": u"standout",
230
 
                          u"bold": u"bold-standout",
231
 
                          u"underline-blink":
232
 
                              u"underline-blink-standout",
233
 
                          u"bold-underline-blink":
234
 
                              u"bold-underline-blink-standout",
 
286
        with_standout = { "normal": "standout",
 
287
                          "bold": "bold-standout",
 
288
                          "underline-blink":
 
289
                              "underline-blink-standout",
 
290
                          "bold-underline-blink":
 
291
                              "bold-underline-blink-standout",
235
292
                          }
236
293
 
237
294
        # Rebuild focus and non-focus widgets using current properties
238
295
 
239
296
        # Base part of a client. Name!
240
 
        base = (u'%(name)s: '
241
 
                      % {u"name": self.properties[u"Name"]})
242
 
        if not self.properties[u"Enabled"]:
243
 
            message = u"DISABLED"
244
 
        elif self.properties[u"ApprovalPending"]:
245
 
            if self.properties[u"ApprovedByDefault"]:
246
 
                message = u"Connection established to client. (d)eny?"
247
 
            else:
248
 
                message = u"Seeks approval to send secret. (a)pprove?"
249
 
        elif self.last_checker_failed:
 
297
        base = ('%(name)s: '
 
298
                      % {"name": self.properties["Name"]})
 
299
        if not self.properties["Enabled"]:
 
300
            message = "DISABLED"
 
301
        elif self.properties["ApprovalPending"]:
250
302
            timeout = datetime.timedelta(milliseconds
251
303
                                         = self.properties
252
 
                                         [u"Timeout"])
253
 
            last_ok = isoformat_to_datetime(
254
 
                max((self.properties[u"LastCheckedOK"]
255
 
                     or self.properties[u"Created"]),
256
 
                    self.properties[u"LastEnabled"]))
257
 
            timer = timeout - (datetime.datetime.utcnow() - last_ok)
258
 
            message = (u'A checker has failed! Time until client'
259
 
                       u' gets diabled: %s'
 
304
                                         ["ApprovalDelay"])
 
305
            last_approval_request = isoformat_to_datetime(
 
306
                self.properties["LastApprovalRequest"])
 
307
            if last_approval_request is not None:
 
308
                timer = timeout - (datetime.datetime.utcnow()
 
309
                                   - last_approval_request)
 
310
            else:
 
311
                timer = datetime.timedelta()
 
312
            if self.properties["ApprovedByDefault"]:
 
313
                message = "Approval in %s. (d)eny?"
 
314
            else:
 
315
                message = "Denial in %s. (a)pprove?"
 
316
            message = message % unicode(timer).rsplit(".", 1)[0]
 
317
        elif self.last_checker_failed:
 
318
            # When checker has failed, print a timer until client expires
 
319
            expires = self.properties["Expires"]
 
320
            if expires == "":
 
321
                timer = datetime.timedelta(0)
 
322
            else:
 
323
                expires = datetime.datetime.strptime(expires,
 
324
                                                     '%Y-%m-%dT%H:%M:%S.%f')
 
325
                timer = expires - datetime.datetime.utcnow()
 
326
            message = ('A checker has failed! Time until client'
 
327
                       ' gets disabled: %s'
260
328
                           % unicode(timer).rsplit(".", 1)[0])
261
329
        else:
262
 
            message = u"enabled"
 
330
            message = "enabled"
263
331
        self._text = "%s%s" % (base, message)
264
332
            
265
333
        if not urwid.supports_unicode():
266
334
            self._text = self._text.encode("ascii", "replace")
267
 
        textlist = [(u"normal", self._text)]
 
335
        textlist = [("normal", self._text)]
268
336
        self._text_widget.set_text(textlist)
269
337
        self._focus_text_widget.set_text([(with_standout[text[0]],
270
338
                                           text[1])
279
347
            self.update_hook()
280
348
    
281
349
    def update_timer(self):
282
 
        "called by gobject"
 
350
        """called by gobject. Will indefinitely loop until
 
351
        gobject.source_remove() on tag is called"""
283
352
        self.update()
284
353
        return True             # Keep calling this
285
354
    
286
 
    def delete(self):
 
355
    def delete(self, *args, **kwargs):
287
356
        if self._update_timer_callback_tag is not None:
288
357
            gobject.source_remove(self._update_timer_callback_tag)
289
358
            self._update_timer_callback_tag = None
 
359
        for match in self.match_objects:
 
360
            match.remove()
 
361
        self.match_objects = ()
290
362
        if self.delete_hook is not None:
291
363
            self.delete_hook(self)
 
364
        return super(MandosClientWidget, self).delete(*args, **kwargs)
292
365
    
293
 
    def render(self, (maxcol,), focus=False):
 
366
    def render(self, maxcolrow, focus=False):
294
367
        """Render differently if we have focus.
295
368
        This overrides the method from urwid.FlowWidget"""
296
 
        return self.current_widget(focus).render((maxcol,),
 
369
        return self.current_widget(focus).render(maxcolrow,
297
370
                                                 focus=focus)
298
371
    
299
 
    def keypress(self, (maxcol,), key):
 
372
    def keypress(self, maxcolrow, key):
300
373
        """Handle keys.
301
374
        This overrides the method from urwid.FlowWidget"""
302
 
        if key == u"+":
303
 
            self.proxy.Enable(dbus_interface = client_interface)
304
 
        elif key == u"-":
305
 
            self.proxy.Disable(dbus_interface = client_interface)
306
 
        elif key == u"a":
 
375
        if key == "+":
 
376
            self.proxy.Enable(dbus_interface = client_interface,
 
377
                              ignore_reply=True)
 
378
        elif key == "-":
 
379
            self.proxy.Disable(dbus_interface = client_interface,
 
380
                               ignore_reply=True)
 
381
        elif key == "a":
307
382
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
308
 
                               dbus_interface = client_interface)
309
 
        elif key == u"d":
 
383
                               dbus_interface = client_interface,
 
384
                               ignore_reply=True)
 
385
        elif key == "d":
310
386
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
311
 
                                  dbus_interface = client_interface)
312
 
        elif key == u"r" or key == u"_" or key == u"ctrl k":
 
387
                                  dbus_interface = client_interface,
 
388
                               ignore_reply=True)
 
389
        elif key == "R" or key == "_" or key == "ctrl k":
313
390
            self.server_proxy_object.RemoveClient(self.proxy
314
 
                                                  .object_path)
315
 
        elif key == u"s":
316
 
            self.proxy.StartChecker(dbus_interface = client_interface)
317
 
        elif key == u"S":
318
 
            self.proxy.StopChecker(dbus_interface = client_interface)
319
 
        elif key == u"C":
320
 
            self.proxy.CheckedOK(dbus_interface = client_interface)
 
391
                                                  .object_path,
 
392
                                                  ignore_reply=True)
 
393
        elif key == "s":
 
394
            self.proxy.StartChecker(dbus_interface = client_interface,
 
395
                                    ignore_reply=True)
 
396
        elif key == "S":
 
397
            self.proxy.StopChecker(dbus_interface = client_interface,
 
398
                                   ignore_reply=True)
 
399
        elif key == "C":
 
400
            self.proxy.CheckedOK(dbus_interface = client_interface,
 
401
                                 ignore_reply=True)
321
402
        # xxx
322
 
#         elif key == u"p" or key == "=":
 
403
#         elif key == "p" or key == "=":
323
404
#             self.proxy.pause()
324
 
#         elif key == u"u" or key == ":":
 
405
#         elif key == "u" or key == ":":
325
406
#             self.proxy.unpause()
326
 
#         elif key == u"RET":
 
407
#         elif key == "RET":
327
408
#             self.open()
328
409
        else:
329
410
            return key
345
426
    "down" key presses, thus not allowing any containing widgets to
346
427
    use them as an excuse to shift focus away from this widget.
347
428
    """
348
 
    def keypress(self, (maxcol, maxrow), key):
349
 
        ret = super(ConstrainedListBox, self).keypress((maxcol,
350
 
                                                        maxrow), key)
351
 
        if ret in (u"up", u"down"):
 
429
    def keypress(self, maxcolrow, key):
 
430
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
 
431
        if ret in ("up", "down"):
352
432
            return
353
433
        return ret
354
434
 
363
443
        self.screen = urwid.curses_display.Screen()
364
444
        
365
445
        self.screen.register_palette((
366
 
                (u"normal",
367
 
                 u"default", u"default", None),
368
 
                (u"bold",
369
 
                 u"default", u"default", u"bold"),
370
 
                (u"underline-blink",
371
 
                 u"default", u"default", u"underline"),
372
 
                (u"standout",
373
 
                 u"default", u"default", u"standout"),
374
 
                (u"bold-underline-blink",
375
 
                 u"default", u"default", (u"bold", u"underline")),
376
 
                (u"bold-standout",
377
 
                 u"default", u"default", (u"bold", u"standout")),
378
 
                (u"underline-blink-standout",
379
 
                 u"default", u"default", (u"underline", u"standout")),
380
 
                (u"bold-underline-blink-standout",
381
 
                 u"default", u"default", (u"bold", u"underline",
382
 
                                          u"standout")),
 
446
                ("normal",
 
447
                 "default", "default", None),
 
448
                ("bold",
 
449
                 "default", "default", "bold"),
 
450
                ("underline-blink",
 
451
                 "default", "default", "underline"),
 
452
                ("standout",
 
453
                 "default", "default", "standout"),
 
454
                ("bold-underline-blink",
 
455
                 "default", "default", ("bold", "underline")),
 
456
                ("bold-standout",
 
457
                 "default", "default", ("bold", "standout")),
 
458
                ("underline-blink-standout",
 
459
                 "default", "default", ("underline", "standout")),
 
460
                ("bold-underline-blink-standout",
 
461
                 "default", "default", ("bold", "underline",
 
462
                                          "standout")),
383
463
                ))
384
464
        
385
465
        if urwid.supports_unicode():
386
 
            self.divider = u"─" # \u2500
387
 
            #self.divider = u"━" # \u2501
 
466
            self.divider = "─" # \u2500
 
467
            #self.divider = "━" # \u2501
388
468
        else:
389
 
            #self.divider = u"-" # \u002d
390
 
            self.divider = u"_" # \u005f
 
469
            #self.divider = "-" # \u002d
 
470
            self.divider = "_" # \u005f
391
471
        
392
472
        self.screen.start()
393
473
        
407
487
        # This keeps track of whether self.uilist currently has
408
488
        # self.logbox in it or not
409
489
        self.log_visible = True
410
 
        self.log_wrap = u"any"
 
490
        self.log_wrap = "any"
411
491
        
412
492
        self.rebuild()
413
 
        self.log_message_raw((u"bold",
414
 
                              u"Mandos Monitor version " + version))
415
 
        self.log_message_raw((u"bold",
416
 
                              u"q: Quit  ?: Help"))
 
493
        self.log_message_raw(("bold",
 
494
                              "Mandos Monitor version " + version))
 
495
        self.log_message_raw(("bold",
 
496
                              "q: Quit  ?: Help"))
417
497
        
418
498
        self.busname = domain + '.Mandos'
419
499
        self.main_loop = gobject.MainLoop()
420
500
        self.bus = dbus.SystemBus()
421
501
        mandos_dbus_objc = self.bus.get_object(
422
 
            self.busname, u"/", follow_name_owner_changes=True)
 
502
            self.busname, "/", follow_name_owner_changes=True)
423
503
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
424
504
                                          dbus_interface
425
505
                                          = server_interface)
430
510
            mandos_clients = dbus.Dictionary()
431
511
        
432
512
        (self.mandos_serv
433
 
         .connect_to_signal(u"ClientRemoved",
 
513
         .connect_to_signal("ClientRemoved",
434
514
                            self.find_and_remove_client,
435
515
                            dbus_interface=server_interface,
436
516
                            byte_arrays=True))
437
517
        (self.mandos_serv
438
 
         .connect_to_signal(u"ClientAdded",
 
518
         .connect_to_signal("ClientAdded",
439
519
                            self.add_new_client,
440
520
                            dbus_interface=server_interface,
441
521
                            byte_arrays=True))
442
522
        (self.mandos_serv
443
 
         .connect_to_signal(u"ClientNotFound",
 
523
         .connect_to_signal("ClientNotFound",
444
524
                            self.client_not_found,
445
525
                            dbus_interface=server_interface,
446
526
                            byte_arrays=True))
461
541
                            path=path)
462
542
    
463
543
    def client_not_found(self, fingerprint, address):
464
 
        self.log_message((u"Client with address %s and fingerprint %s"
465
 
                          u" could not be found" % (address,
 
544
        self.log_message(("Client with address %s and fingerprint %s"
 
545
                          " could not be found" % (address,
466
546
                                                    fingerprint)))
467
547
    
468
548
    def rebuild(self):
484
564
    
485
565
    def log_message(self, message):
486
566
        timestamp = datetime.datetime.now().isoformat()
487
 
        self.log_message_raw(timestamp + u": " + message)
 
567
        self.log_message_raw(timestamp + ": " + message)
488
568
    
489
569
    def log_message_raw(self, markup):
490
570
        """Add a log message to the log buffer."""
493
573
            and len(self.log) > self.max_log_length):
494
574
            del self.log[0:len(self.log)-self.max_log_length-1]
495
575
        self.logbox.set_focus(len(self.logbox.body.contents),
496
 
                              coming_from=u"above")
 
576
                              coming_from="above")
497
577
        self.refresh()
498
578
    
499
579
    def toggle_log_display(self):
500
580
        """Toggle visibility of the log buffer."""
501
581
        self.log_visible = not self.log_visible
502
582
        self.rebuild()
503
 
        #self.log_message(u"Log visibility changed to: "
 
583
        #self.log_message("Log visibility changed to: "
504
584
        #                 + unicode(self.log_visible))
505
585
    
506
586
    def change_log_display(self):
507
587
        """Change type of log display.
508
588
        Currently, this toggles wrapping of text lines."""
509
 
        if self.log_wrap == u"clip":
510
 
            self.log_wrap = u"any"
 
589
        if self.log_wrap == "clip":
 
590
            self.log_wrap = "any"
511
591
        else:
512
 
            self.log_wrap = u"clip"
 
592
            self.log_wrap = "clip"
513
593
        for textwidget in self.log:
514
594
            textwidget.set_wrap_mode(self.log_wrap)
515
 
        #self.log_message(u"Wrap mode: " + self.log_wrap)
 
595
        #self.log_message("Wrap mode: " + self.log_wrap)
516
596
    
517
597
    def find_and_remove_client(self, path, name):
518
 
        """Find an client from its object path and remove it.
 
598
        """Find a client by its object path and remove it.
519
599
        
520
600
        This is connected to the ClientRemoved signal from the
521
601
        Mandos server object."""
523
603
            client = self.clients_dict[path]
524
604
        except KeyError:
525
605
            # not found?
 
606
            self.log_message("Unknown client %r (%r) removed", name,
 
607
                             path)
526
608
            return
527
 
        self.remove_client(client, path)
 
609
        client.delete()
528
610
    
529
611
    def add_new_client(self, path):
530
612
        client_proxy_object = self.bus.get_object(self.busname, path)
545
627
        if path is None:
546
628
            path = client.proxy.object_path
547
629
        self.clients_dict[path] = client
548
 
        self.clients.sort(None, lambda c: c.properties[u"Name"])
 
630
        self.clients.sort(None, lambda c: c.properties["Name"])
549
631
        self.refresh()
550
632
    
551
633
    def remove_client(self, client, path=None):
582
664
    
583
665
    def process_input(self, source, condition):
584
666
        keys = self.screen.get_input()
585
 
        translations = { u"ctrl n": u"down",      # Emacs
586
 
                         u"ctrl p": u"up",        # Emacs
587
 
                         u"ctrl v": u"page down", # Emacs
588
 
                         u"meta v": u"page up",   # Emacs
589
 
                         u" ": u"page down",      # less
590
 
                         u"f": u"page down",      # less
591
 
                         u"b": u"page up",        # less
592
 
                         u"j": u"down",           # vi
593
 
                         u"k": u"up",             # vi
 
667
        translations = { "ctrl n": "down",      # Emacs
 
668
                         "ctrl p": "up",        # Emacs
 
669
                         "ctrl v": "page down", # Emacs
 
670
                         "meta v": "page up",   # Emacs
 
671
                         " ": "page down",      # less
 
672
                         "f": "page down",      # less
 
673
                         "b": "page up",        # less
 
674
                         "j": "down",           # vi
 
675
                         "k": "up",             # vi
594
676
                         }
595
677
        for key in keys:
596
678
            try:
598
680
            except KeyError:    # :-)
599
681
                pass
600
682
            
601
 
            if key == u"q" or key == u"Q":
 
683
            if key == "q" or key == "Q":
602
684
                self.stop()
603
685
                break
604
 
            elif key == u"window resize":
 
686
            elif key == "window resize":
605
687
                self.size = self.screen.get_cols_rows()
606
688
                self.refresh()
607
 
            elif key == u"\f":  # Ctrl-L
 
689
            elif key == "\f":  # Ctrl-L
608
690
                self.refresh()
609
 
            elif key == u"l" or key == u"D":
 
691
            elif key == "l" or key == "D":
610
692
                self.toggle_log_display()
611
693
                self.refresh()
612
 
            elif key == u"w" or key == u"i":
 
694
            elif key == "w" or key == "i":
613
695
                self.change_log_display()
614
696
                self.refresh()
615
 
            elif key == u"?" or key == u"f1" or key == u"esc":
 
697
            elif key == "?" or key == "f1" or key == "esc":
616
698
                if not self.log_visible:
617
699
                    self.log_visible = True
618
700
                    self.rebuild()
619
 
                self.log_message_raw((u"bold",
620
 
                                      u"  ".
621
 
                                      join((u"q: Quit",
622
 
                                            u"?: Help",
623
 
                                            u"l: Log window toggle",
624
 
                                            u"TAB: Switch window",
625
 
                                            u"w: Wrap (log)"))))
626
 
                self.log_message_raw((u"bold",
627
 
                                      u"  "
628
 
                                      .join((u"Clients:",
629
 
                                             u"+: Enable",
630
 
                                             u"-: Disable",
631
 
                                             u"r: Remove",
632
 
                                             u"s: Start new checker",
633
 
                                             u"S: Stop checker",
634
 
                                             u"C: Checker OK",
635
 
                                             u"a: Approve",
636
 
                                             u"d: Deny"))))
 
701
                self.log_message_raw(("bold",
 
702
                                      "  ".
 
703
                                      join(("q: Quit",
 
704
                                            "?: Help",
 
705
                                            "l: Log window toggle",
 
706
                                            "TAB: Switch window",
 
707
                                            "w: Wrap (log)"))))
 
708
                self.log_message_raw(("bold",
 
709
                                      "  "
 
710
                                      .join(("Clients:",
 
711
                                             "+: Enable",
 
712
                                             "-: Disable",
 
713
                                             "R: Remove",
 
714
                                             "s: Start new checker",
 
715
                                             "S: Stop checker",
 
716
                                             "C: Checker OK",
 
717
                                             "a: Approve",
 
718
                                             "d: Deny"))))
637
719
                self.refresh()
638
 
            elif key == u"tab":
 
720
            elif key == "tab":
639
721
                if self.topwidget.get_focus() is self.logbox:
640
722
                    self.topwidget.set_focus(0)
641
723
                else:
642
724
                    self.topwidget.set_focus(self.logbox)
643
725
                self.refresh()
644
 
            #elif (key == u"end" or key == u"meta >" or key == u"G"
645
 
            #      or key == u">"):
 
726
            #elif (key == "end" or key == "meta >" or key == "G"
 
727
            #      or key == ">"):
646
728
            #    pass            # xxx end-of-buffer
647
 
            #elif (key == u"home" or key == u"meta <" or key == u"g"
648
 
            #      or key == u"<"):
 
729
            #elif (key == "home" or key == "meta <" or key == "g"
 
730
            #      or key == "<"):
649
731
            #    pass            # xxx beginning-of-buffer
650
 
            #elif key == u"ctrl e" or key == u"$":
 
732
            #elif key == "ctrl e" or key == "$":
651
733
            #    pass            # xxx move-end-of-line
652
 
            #elif key == u"ctrl a" or key == u"^":
 
734
            #elif key == "ctrl a" or key == "^":
653
735
            #    pass            # xxx move-beginning-of-line
654
 
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
 
736
            #elif key == "ctrl b" or key == "meta (" or key == "h":
655
737
            #    pass            # xxx left
656
 
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
 
738
            #elif key == "ctrl f" or key == "meta )" or key == "l":
657
739
            #    pass            # xxx right
658
 
            #elif key == u"a":
 
740
            #elif key == "a":
659
741
            #    pass            # scroll up log
660
 
            #elif key == u"z":
 
742
            #elif key == "z":
661
743
            #    pass            # scroll down log
662
744
            elif self.topwidget.selectable():
663
745
                self.topwidget.keypress(self.size, key)