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  • Committer: teddy at recompile
  • Date: 2012-02-26 11:47:19 UTC
  • mto: (237.7.109 trunk)
  • mto: This revision was merged to the branch mainline in revision 300.
  • Revision ID: teddy@recompile.se-20120226114719-m3odq4s34ebt6hg8
Add facilities for D-Bus interface annotations and use them to mark
the old D-Bus interfaces as deprecated.

* mandos (dbus_interface_annotations): New decorator.
  (DBusObjectWithProperties._is_dbus_property): Removed.  All callers
                                                changed.
  (DBusObjectWithProperties._is_dbus_thing): New; generalized version
                                             of "_is_dbus_property".
  (DBusObjectWithProperties._get_all_dbus_properties): Removed.  All
                                                       callers
                                                       changed.
  (DBusObjectWithProperties._get_all_dbus_things): New; generalized
                                                   version of
                                                   "_get_all_dbus_properties".
  (DBusObjectWithProperties.Introspect): Also add interface
                                         annotation tags.
  (AlternateDBusNamesMetaclass.__new__): Also copy interface
                                         annotations.  Add
                                         "deprecated" annotation on
                                         old interface.
  (ClientDBus._foo): New interface annotation to mark non-compliance
                     with the standard property change signal
                     interface.
  (MandosDBusService): Inherit from DBusObjectWithProperties to get
                       interface annotation support.
  (MandosDBusService._foo): New interface annotation to mark
                            non-compliance with the standard property
                            change signal interface.

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Lines of Context:
mandos-monitor
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3
# 
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
5
# 
6
 
# Copyright © 2009-2014 Teddy Hogeborn
7
 
# Copyright © 2009-2014 Björn Påhlsson
 
6
# Copyright © 2009-2012 Teddy Hogeborn
 
7
# Copyright © 2009-2012 Björn Påhlsson
8
8
# 
9
9
# This program is free software: you can redistribute it and/or modify
10
10
# it under the terms of the GNU General Public License as published by
17
17
#     GNU General Public License for more details.
18
18
# 
19
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/>.
 
20
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
22
21
# 
23
22
# Contact the authors at <mandos@recompile.se>.
24
23
# 
25
24
 
26
25
from __future__ import (division, absolute_import, print_function,
27
26
                        unicode_literals)
28
 
try:
29
 
    from future_builtins import *
30
 
except ImportError:
31
 
    pass
32
27
 
33
28
import sys
34
29
import os
 
30
import signal
35
31
 
36
32
import datetime
37
33
 
39
35
import urwid
40
36
 
41
37
from dbus.mainloop.glib import DBusGMainLoop
42
 
try:
43
 
    import gobject
44
 
except ImportError:
45
 
    from gi.repository import GObject as gobject
 
38
import gobject
46
39
 
47
40
import dbus
48
41
 
 
42
import UserList
 
43
 
49
44
import locale
50
45
 
51
 
if sys.version_info[0] == 2:
52
 
    str = unicode
53
 
 
54
46
locale.setlocale(locale.LC_ALL, '')
55
47
 
56
48
import logging
60
52
domain = 'se.recompile'
61
53
server_interface = domain + '.Mandos'
62
54
client_interface = domain + '.Mandos.Client'
63
 
version = "1.6.7"
 
55
version = "1.5.3"
 
56
 
 
57
# Always run in monochrome mode
 
58
urwid.curses_display.curses.has_colors = lambda : False
 
59
 
 
60
# Urwid doesn't support blinking, but we want it.  Since we have no
 
61
# use for underline on its own, we make underline also always blink.
 
62
urwid.curses_display.curses.A_UNDERLINE |= (
 
63
    urwid.curses_display.curses.A_BLINK)
64
64
 
65
65
def isoformat_to_datetime(iso):
66
66
    "Parse an ISO 8601 date string to a datetime.datetime()"
83
83
    properties and calls a hook function when any of them are
84
84
    changed.
85
85
    """
86
 
    def __init__(self, proxy_object=None, properties=None, **kwargs):
 
86
    def __init__(self, proxy_object=None, *args, **kwargs):
87
87
        self.proxy = proxy_object # Mandos Client proxy object
88
 
        self.properties = dict() if properties is None else properties
 
88
        
 
89
        self.properties = dict()
89
90
        self.property_changed_match = (
90
91
            self.proxy.connect_to_signal("PropertyChanged",
91
 
                                         self._property_changed,
 
92
                                         self.property_changed,
92
93
                                         client_interface,
93
94
                                         byte_arrays=True))
94
95
        
95
 
        if properties is None:
96
 
            self.properties.update(
97
 
                self.proxy.GetAll(client_interface,
98
 
                                  dbus_interface
99
 
                                  = dbus.PROPERTIES_IFACE))
100
 
        
101
 
        super(MandosClientPropertyCache, self).__init__(**kwargs)
102
 
    
103
 
    def _property_changed(self, property, value):
104
 
        """Helper which takes positional arguments"""
105
 
        return self.property_changed(property=property, value=value)
 
96
        self.properties.update(
 
97
            self.proxy.GetAll(client_interface,
 
98
                              dbus_interface = dbus.PROPERTIES_IFACE))
 
99
 
 
100
        #XXX This breaks good super behaviour
 
101
#        super(MandosClientPropertyCache, self).__init__(
 
102
#            *args, **kwargs)
106
103
    
107
104
    def property_changed(self, property=None, value=None):
108
105
        """This is called whenever we get a PropertyChanged signal
111
108
        # Update properties dict with new value
112
109
        self.properties[property] = value
113
110
    
114
 
    def delete(self):
 
111
    def delete(self, *args, **kwargs):
115
112
        self.property_changed_match.remove()
 
113
        super(MandosClientPropertyCache, self).__init__(
 
114
            *args, **kwargs)
116
115
 
117
116
 
118
117
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
120
119
    """
121
120
    
122
121
    def __init__(self, server_proxy_object=None, update_hook=None,
123
 
                 delete_hook=None, logger=None, **kwargs):
 
122
                 delete_hook=None, logger=None, *args, **kwargs):
124
123
        # Called on update
125
124
        self.update_hook = update_hook
126
125
        # Called on delete
131
130
        self.logger = logger
132
131
        
133
132
        self._update_timer_callback_tag = None
 
133
        self._update_timer_callback_lock = 0
134
134
        
135
135
        # The widget shown normally
136
136
        self._text_widget = urwid.Text("")
137
137
        # The widget shown when we have focus
138
138
        self._focus_text_widget = urwid.Text("")
139
 
        super(MandosClientWidget, self).__init__(**kwargs)
 
139
        super(MandosClientWidget, self).__init__(
 
140
            update_hook=update_hook, delete_hook=delete_hook,
 
141
            *args, **kwargs)
140
142
        self.update()
141
143
        self.opened = False
142
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
        
143
154
        self.match_objects = (
144
155
            self.proxy.connect_to_signal("CheckerCompleted",
145
156
                                         self.checker_completed,
161
172
                                         self.rejected,
162
173
                                         client_interface,
163
174
                                         byte_arrays=True))
164
 
        self.logger('Created client {0}'
165
 
                    .format(self.properties["Name"]), level=0)
 
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))
166
187
    
167
188
    def using_timer(self, flag):
168
189
        """Call this method with True or False when timer should be
169
190
        activated or deactivated.
170
191
        """
171
 
        if flag and self._update_timer_callback_tag is None:
 
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:
172
198
            # Will update the shown timer value every second
173
199
            self._update_timer_callback_tag = (gobject.timeout_add
174
200
                                               (1000,
175
201
                                                self.update_timer))
176
 
        elif not (flag or self._update_timer_callback_tag is None):
 
202
        elif old and self._update_timer_callback_lock == 0:
177
203
            gobject.source_remove(self._update_timer_callback_tag)
178
204
            self._update_timer_callback_tag = None
179
205
    
180
206
    def checker_completed(self, exitstatus, condition, command):
181
207
        if exitstatus == 0:
182
 
            self.logger('Checker for client {0} (command "{1}")'
183
 
                        ' succeeded'.format(self.properties["Name"],
184
 
                                            command), level=0)
185
208
            self.update()
186
209
            return
187
210
        # Checker failed
188
211
        if os.WIFEXITED(condition):
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)))
 
212
            self.logger('Checker for client %s (command "%s")'
 
213
                        ' failed with exit code %s'
 
214
                        % (self.properties["Name"], command,
 
215
                           os.WEXITSTATUS(condition)))
193
216
        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)))
 
217
            self.logger('Checker for client %s (command "%s")'
 
218
                        ' was killed by signal %s'
 
219
                        % (self.properties["Name"], command,
 
220
                           os.WTERMSIG(condition)))
198
221
        elif os.WCOREDUMP(condition):
199
 
            self.logger('Checker for client {0} (command "{1}")'
 
222
            self.logger('Checker for client %s (command "%s")'
200
223
                        ' dumped core'
201
 
                        .format(self.properties["Name"], command))
 
224
                        % (self.properties["Name"], command))
202
225
        else:
203
 
            self.logger('Checker for client {0} completed'
204
 
                        ' mysteriously'
205
 
                        .format(self.properties["Name"]))
 
226
            self.logger('Checker for client %s completed'
 
227
                        ' mysteriously')
206
228
        self.update()
207
229
    
208
230
    def checker_started(self, command):
209
 
        """Server signals that a checker started."""
210
 
        self.logger('Client {0} started checker "{1}"'
211
 
                    .format(self.properties["Name"],
212
 
                            command), level=0)
 
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
213
236
    
214
237
    def got_secret(self):
215
 
        self.logger('Client {0} received its secret'
216
 
                    .format(self.properties["Name"]))
 
238
        self.logger('Client %s received its secret'
 
239
                    % self.properties["Name"])
217
240
    
218
241
    def need_approval(self, timeout, default):
219
242
        if not default:
220
 
            message = 'Client {0} needs approval within {1} seconds'
 
243
            message = 'Client %s needs approval within %s seconds'
221
244
        else:
222
 
            message = 'Client {0} will get its secret in {1} seconds'
223
 
        self.logger(message.format(self.properties["Name"],
224
 
                                   timeout/1000))
 
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)
225
249
    
226
250
    def rejected(self, reason):
227
 
        self.logger('Client {0} was rejected; reason: {1}'
228
 
                    .format(self.properties["Name"], reason))
 
251
        self.logger('Client %s was rejected; reason: %s'
 
252
                    % (self.properties["Name"], reason))
229
253
    
230
254
    def selectable(self):
231
255
        """Make this a "selectable" widget.
253
277
                          "bold-underline-blink":
254
278
                              "bold-underline-blink-standout",
255
279
                          }
256
 
        
 
280
 
257
281
        # Rebuild focus and non-focus widgets using current properties
258
 
        
 
282
 
259
283
        # Base part of a client. Name!
260
 
        base = '{name}: '.format(name=self.properties["Name"])
 
284
        base = ('%(name)s: '
 
285
                      % {"name": self.properties["Name"]})
261
286
        if not self.properties["Enabled"]:
262
287
            message = "DISABLED"
263
 
            self.using_timer(False)
264
288
        elif self.properties["ApprovalPending"]:
265
289
            timeout = datetime.timedelta(milliseconds
266
290
                                         = self.properties
268
292
            last_approval_request = isoformat_to_datetime(
269
293
                self.properties["LastApprovalRequest"])
270
294
            if last_approval_request is not None:
271
 
                timer = max(timeout - (datetime.datetime.utcnow()
272
 
                                       - last_approval_request),
273
 
                            datetime.timedelta())
 
295
                timer = timeout - (datetime.datetime.utcnow()
 
296
                                   - last_approval_request)
274
297
            else:
275
298
                timer = datetime.timedelta()
276
299
            if self.properties["ApprovedByDefault"]:
277
 
                message = "Approval in {0}. (d)eny?"
 
300
                message = "Approval in %s. (d)eny?"
278
301
            else:
279
 
                message = "Denial in {0}. (a)pprove?"
280
 
            message = message.format(str(timer).rsplit(".", 1)[0])
281
 
            self.using_timer(True)
 
302
                message = "Denial in %s. (a)pprove?"
 
303
            message = message % unicode(timer).rsplit(".", 1)[0]
282
304
        elif self.properties["LastCheckerStatus"] != 0:
283
 
            # When checker has failed, show timer until client expires
 
305
            # When checker has failed, print a timer until client expires
284
306
            expires = self.properties["Expires"]
285
307
            if expires == "":
286
308
                timer = datetime.timedelta(0)
287
309
            else:
288
 
                expires = (datetime.datetime.strptime
289
 
                           (expires, '%Y-%m-%dT%H:%M:%S.%f'))
290
 
                timer = max(expires - datetime.datetime.utcnow(),
291
 
                            datetime.timedelta())
 
310
                expires = datetime.datetime.strptime(expires,
 
311
                                                     '%Y-%m-%dT%H:%M:%S.%f')
 
312
                timer = expires - datetime.datetime.utcnow()
292
313
            message = ('A checker has failed! Time until client'
293
 
                       ' gets disabled: {0}'
294
 
                       .format(str(timer).rsplit(".", 1)[0]))
295
 
            self.using_timer(True)
 
314
                       ' gets disabled: %s'
 
315
                           % unicode(timer).rsplit(".", 1)[0])
296
316
        else:
297
317
            message = "enabled"
298
 
            self.using_timer(False)
299
 
        self._text = "{0}{1}".format(base, message)
300
 
        
 
318
        self._text = "%s%s" % (base, message)
 
319
            
301
320
        if not urwid.supports_unicode():
302
321
            self._text = self._text.encode("ascii", "replace")
303
322
        textlist = [("normal", self._text)]
320
339
        self.update()
321
340
        return True             # Keep calling this
322
341
    
323
 
    def delete(self, **kwargs):
 
342
    def delete(self, *args, **kwargs):
324
343
        if self._update_timer_callback_tag is not None:
325
344
            gobject.source_remove(self._update_timer_callback_tag)
326
345
            self._update_timer_callback_tag = None
329
348
        self.match_objects = ()
330
349
        if self.delete_hook is not None:
331
350
            self.delete_hook(self)
332
 
        return super(MandosClientWidget, self).delete(**kwargs)
 
351
        return super(MandosClientWidget, self).delete(*args, **kwargs)
333
352
    
334
353
    def render(self, maxcolrow, focus=False):
335
354
        """Render differently if we have focus.
377
396
        else:
378
397
            return key
379
398
    
380
 
    def property_changed(self, property=None, **kwargs):
 
399
    def property_changed(self, property=None, value=None,
 
400
                         *args, **kwargs):
381
401
        """Call self.update() if old value is not new value.
382
402
        This overrides the method from MandosClientPropertyCache"""
383
 
        property_name = str(property)
 
403
        property_name = unicode(property)
384
404
        old_value = self.properties.get(property_name)
385
405
        super(MandosClientWidget, self).property_changed(
386
 
            property=property, **kwargs)
 
406
            property=property, value=value, *args, **kwargs)
387
407
        if self.properties.get(property_name) != old_value:
388
408
            self.update()
389
409
 
393
413
    "down" key presses, thus not allowing any containing widgets to
394
414
    use them as an excuse to shift focus away from this widget.
395
415
    """
396
 
    def keypress(self, *args, **kwargs):
397
 
        ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
 
416
    def keypress(self, maxcolrow, key):
 
417
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
398
418
        if ret in ("up", "down"):
399
419
            return
400
420
        return ret
404
424
    """This is the entire user interface - the whole screen
405
425
    with boxes, lists of client widgets, etc.
406
426
    """
407
 
    def __init__(self, max_log_length=1000, log_level=1):
 
427
    def __init__(self, max_log_length=1000):
408
428
        DBusGMainLoop(set_as_default=True)
409
429
        
410
430
        self.screen = urwid.curses_display.Screen()
413
433
                ("normal",
414
434
                 "default", "default", None),
415
435
                ("bold",
416
 
                 "bold", "default", "bold"),
 
436
                 "default", "default", "bold"),
417
437
                ("underline-blink",
418
 
                 "underline,blink", "default", "underline,blink"),
 
438
                 "default", "default", "underline"),
419
439
                ("standout",
420
 
                 "standout", "default", "standout"),
 
440
                 "default", "default", "standout"),
421
441
                ("bold-underline-blink",
422
 
                 "bold,underline,blink", "default", "bold,underline,blink"),
 
442
                 "default", "default", ("bold", "underline")),
423
443
                ("bold-standout",
424
 
                 "bold,standout", "default", "bold,standout"),
 
444
                 "default", "default", ("bold", "standout")),
425
445
                ("underline-blink-standout",
426
 
                 "underline,blink,standout", "default",
427
 
                 "underline,blink,standout"),
 
446
                 "default", "default", ("underline", "standout")),
428
447
                ("bold-underline-blink-standout",
429
 
                 "bold,underline,blink,standout", "default",
430
 
                 "bold,underline,blink,standout"),
 
448
                 "default", "default", ("bold", "underline",
 
449
                                          "standout")),
431
450
                ))
432
451
        
433
452
        if urwid.supports_unicode():
448
467
        self.log = []
449
468
        self.max_log_length = max_log_length
450
469
        
451
 
        self.log_level = log_level
452
 
        
453
470
        # We keep a reference to the log widget so we can remove it
454
471
        # from the ListWalker without it getting destroyed
455
472
        self.logbox = ConstrainedListBox(self.log)
469
486
        self.main_loop = gobject.MainLoop()
470
487
    
471
488
    def client_not_found(self, fingerprint, address):
472
 
        self.log_message("Client with address {0} and fingerprint"
473
 
                         " {1} could not be found"
474
 
                         .format(address, fingerprint))
 
489
        self.log_message(("Client with address %s and fingerprint %s"
 
490
                          " could not be found" % (address,
 
491
                                                    fingerprint)))
475
492
    
476
493
    def rebuild(self):
477
494
        """This rebuilds the User Interface.
489
506
            self.uilist.append(self.logbox)
490
507
        self.topwidget = urwid.Pile(self.uilist)
491
508
    
492
 
    def log_message(self, message, level=1):
493
 
        """Log message formatted with timestamp"""
494
 
        if level < self.log_level:
495
 
            return
 
509
    def log_message(self, message):
496
510
        timestamp = datetime.datetime.now().isoformat()
497
 
        self.log_message_raw("{0}: {1}".format(timestamp, message),
498
 
                             level=level)
 
511
        self.log_message_raw(timestamp + ": " + message)
499
512
    
500
 
    def log_message_raw(self, markup, level=1):
 
513
    def log_message_raw(self, markup):
501
514
        """Add a log message to the log buffer."""
502
 
        if level < self.log_level:
503
 
            return
504
515
        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
505
516
        if (self.max_log_length
506
517
            and len(self.log) > self.max_log_length):
513
524
        """Toggle visibility of the log buffer."""
514
525
        self.log_visible = not self.log_visible
515
526
        self.rebuild()
516
 
        self.log_message("Log visibility changed to: {0}"
517
 
                         .format(self.log_visible), level=0)
 
527
        #self.log_message("Log visibility changed to: "
 
528
        #                 + unicode(self.log_visible))
518
529
    
519
530
    def change_log_display(self):
520
531
        """Change type of log display.
525
536
            self.log_wrap = "clip"
526
537
        for textwidget in self.log:
527
538
            textwidget.set_wrap_mode(self.log_wrap)
528
 
        self.log_message("Wrap mode: {0}".format(self.log_wrap),
529
 
                         level=0)
 
539
        #self.log_message("Wrap mode: " + self.log_wrap)
530
540
    
531
541
    def find_and_remove_client(self, path, name):
532
542
        """Find a client by its object path and remove it.
537
547
            client = self.clients_dict[path]
538
548
        except KeyError:
539
549
            # not found?
540
 
            self.log_message("Unknown client {0!r} ({1!r}) removed"
541
 
                             .format(name, path))
 
550
            self.log_message("Unknown client %r (%r) removed", name,
 
551
                             path)
542
552
            return
543
553
        client.delete()
544
554
    
561
571
        if path is None:
562
572
            path = client.proxy.object_path
563
573
        self.clients_dict[path] = client
564
 
        self.clients.sort(key=lambda c: c.properties["Name"])
 
574
        self.clients.sort(None, lambda c: c.properties["Name"])
565
575
        self.refresh()
566
576
    
567
577
    def remove_client(self, client, path=None):
569
579
        if path is None:
570
580
            path = client.proxy.object_path
571
581
        del self.clients_dict[path]
 
582
        if not self.clients_dict:
 
583
            # Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
 
584
            # is completely emptied, we need to recreate it.
 
585
            self.clients = urwid.SimpleListWalker([])
 
586
            self.rebuild()
572
587
        self.refresh()
573
588
    
574
589
    def refresh(self):
587
602
        try:
588
603
            mandos_clients = (self.mandos_serv
589
604
                              .GetAllClientsWithProperties())
590
 
            if not mandos_clients:
591
 
                self.log_message_raw(("bold", "Note: Server has no clients."))
592
605
        except dbus.exceptions.DBusException:
593
 
            self.log_message_raw(("bold", "Note: No Mandos server running."))
594
606
            mandos_clients = dbus.Dictionary()
595
607
        
596
608
        (self.mandos_serv
608
620
                            self.client_not_found,
609
621
                            dbus_interface=server_interface,
610
622
                            byte_arrays=True))
611
 
        for path, client in mandos_clients.items():
 
623
        for path, client in mandos_clients.iteritems():
612
624
            client_proxy_object = self.bus.get_object(self.busname,
613
625
                                                      path)
614
626
            self.add_client(MandosClientWidget(server_proxy_object
623
635
                                               logger
624
636
                                               =self.log_message),
625
637
                            path=path)
626
 
        
 
638
 
627
639
        self.refresh()
628
640
        self._input_callback_tag = (gobject.io_add_watch
629
641
                                    (sys.stdin.fileno(),
661
673
            elif key == "window resize":
662
674
                self.size = self.screen.get_cols_rows()
663
675
                self.refresh()
664
 
            elif key == "ctrl l":
665
 
                self.screen.clear()
 
676
            elif key == "\f":  # Ctrl-L
666
677
                self.refresh()
667
678
            elif key == "l" or key == "D":
668
679
                self.toggle_log_display()
680
691
                                            "?: Help",
681
692
                                            "l: Log window toggle",
682
693
                                            "TAB: Switch window",
683
 
                                            "w: Wrap (log lines)",
684
 
                                            "v: Toggle verbose log",
685
 
                                            ))))
 
694
                                            "w: Wrap (log)"))))
686
695
                self.log_message_raw(("bold",
687
696
                                      "  "
688
697
                                      .join(("Clients:",
701
710
                else:
702
711
                    self.topwidget.set_focus(self.logbox)
703
712
                self.refresh()
704
 
            elif key == "v":
705
 
                if self.log_level == 0:
706
 
                    self.log_level = 1
707
 
                    self.log_message("Verbose mode: Off")
708
 
                else:
709
 
                    self.log_level = 0
710
 
                    self.log_message("Verbose mode: On")
711
713
            #elif (key == "end" or key == "meta >" or key == "G"
712
714
            #      or key == ">"):
713
715
            #    pass            # xxx end-of-buffer
736
738
    ui.run()
737
739
except KeyboardInterrupt:
738
740
    ui.screen.stop()
739
 
except Exception as e:
740
 
    ui.log_message(str(e))
 
741
except Exception, e:
 
742
    ui.log_message(unicode(e))
741
743
    ui.screen.stop()
742
744
    raise