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* debian/rules: Only set BROKEN_PIE if binutils is a specific range of
                versions.
* mandos-monitor (MandosClientWidget.keypress): Also accept "Ctrl-K"
                                                for removing client.
  (UserInterface.__init__): Use non-bold line drawing charater.
  (UserInterface.log_message): Scroll to bottom.
  (UserInterface.process_input): Also show help on "ESC" key.

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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
 
import os
30
7
import signal
31
8
 
32
 
import datetime
33
 
 
34
9
import urwid.curses_display
35
10
import urwid
36
11
 
41
16
 
42
17
import UserList
43
18
 
44
 
import locale
45
 
 
46
 
locale.setlocale(locale.LC_ALL, '')
47
 
 
48
 
import logging
49
 
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
50
 
 
51
19
# Some useful constants
52
 
domain = 'se.recompile'
 
20
domain = 'se.bsnet.fukt'
53
21
server_interface = domain + '.Mandos'
54
22
client_interface = domain + '.Mandos.Client'
55
 
version = "1.5.0"
 
23
version = "1.0.14"
56
24
 
57
25
# Always run in monochrome mode
58
26
urwid.curses_display.curses.has_colors = lambda : False
62
30
urwid.curses_display.curses.A_UNDERLINE |= (
63
31
    urwid.curses_display.curses.A_BLINK)
64
32
 
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
33
class MandosClientPropertyCache(object):
82
34
    """This wraps a Mandos Client D-Bus proxy object, caches the
83
35
    properties and calls a hook function when any of them are
84
36
    changed.
85
37
    """
86
 
    def __init__(self, proxy_object=None, *args, **kwargs):
 
38
    def __init__(self, proxy_object=None, properties=None, *args,
 
39
                 **kwargs):
87
40
        self.proxy = proxy_object # Mandos Client proxy object
88
41
        
89
 
        self.properties = dict()
90
 
        self.property_changed_match = (
91
 
            self.proxy.connect_to_signal("PropertyChanged",
92
 
                                         self.property_changed,
93
 
                                         client_interface,
94
 
                                         byte_arrays=True))
 
42
        if properties is None:
 
43
            self.properties = dict()
 
44
        else:
 
45
            self.properties = properties
 
46
        self.proxy.connect_to_signal("PropertyChanged",
 
47
                                     self.property_changed,
 
48
                                     client_interface,
 
49
                                     byte_arrays=True)
95
50
        
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)
 
51
        if properties is None:
 
52
            self.properties.update(self.proxy.GetAll(client_interface,
 
53
                                                     dbus_interface =
 
54
                                                     dbus.PROPERTIES_IFACE))
 
55
        super(MandosClientPropertyCache, self).__init__(
 
56
            proxy_object=proxy_object,
 
57
            properties=properties, *args, **kwargs)
103
58
    
104
59
    def property_changed(self, property=None, value=None):
105
60
        """This is called whenever we get a PropertyChanged signal
107
62
        """
108
63
        # Update properties dict with new value
109
64
        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
65
 
116
66
 
117
67
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
119
69
    """
120
70
    
121
71
    def __init__(self, server_proxy_object=None, update_hook=None,
122
 
                 delete_hook=None, logger=None, *args, **kwargs):
 
72
                 delete_hook=None, *args, **kwargs):
123
73
        # Called on update
124
74
        self.update_hook = update_hook
125
75
        # Called on delete
126
76
        self.delete_hook = delete_hook
127
77
        # Mandos Server proxy object
128
78
        self.server_proxy_object = server_proxy_object
129
 
        # Logger
130
 
        self.logger = logger
131
 
        
132
 
        self._update_timer_callback_tag = None
133
 
        self._update_timer_callback_lock = 0
134
 
        self.last_checker_failed = False
135
79
        
136
80
        # The widget shown normally
137
81
        self._text_widget = urwid.Text("")
142
86
            *args, **kwargs)
143
87
        self.update()
144
88
        self.opened = False
145
 
        
146
 
        last_checked_ok = isoformat_to_datetime(self.properties
147
 
                                                ["LastCheckedOK"])
148
 
        if last_checked_ok is None:
149
 
            self.last_checker_failed = True
150
 
        else:
151
 
            self.last_checker_failed = ((datetime.datetime.utcnow()
152
 
                                         - last_checked_ok)
153
 
                                        > datetime.timedelta
154
 
                                        (milliseconds=
155
 
                                         self.properties
156
 
                                         ["Interval"]))
157
 
        
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
204
 
            self._update_timer_callback_tag = (gobject.timeout_add
205
 
                                               (1000,
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
210
 
    
211
 
    def checker_completed(self, exitstatus, condition, command):
212
 
        if exitstatus == 0:
213
 
            if self.last_checker_failed:
214
 
                self.last_checker_failed = False
215
 
                self.using_timer(False)
216
 
            #self.logger('Checker for client %s (command "%s")'
217
 
            #            ' was successful'
218
 
            #            % (self.properties["Name"], command))
219
 
            self.update()
220
 
            return
221
 
        # Checker failed
222
 
        if not self.last_checker_failed:
223
 
            self.last_checker_failed = True
224
 
            self.using_timer(True)
225
 
        if os.WIFEXITED(condition):
226
 
            self.logger('Checker for client %s (command "%s")'
227
 
                        ' failed with exit code %s'
228
 
                        % (self.properties["Name"], command,
229
 
                           os.WEXITSTATUS(condition)))
230
 
        elif os.WIFSIGNALED(condition):
231
 
            self.logger('Checker for client %s (command "%s")'
232
 
                        ' was killed by signal %s'
233
 
                        % (self.properties["Name"], command,
234
 
                           os.WTERMSIG(condition)))
235
 
        elif os.WCOREDUMP(condition):
236
 
            self.logger('Checker for client %s (command "%s")'
237
 
                        ' dumped core'
238
 
                        % (self.properties["Name"], command))
239
 
        else:
240
 
            self.logger('Checker for client %s completed'
241
 
                        ' mysteriously')
242
 
        self.update()
243
 
    
244
 
    def checker_started(self, command):
245
 
        """Server signals that a checker started. This could be useful
246
 
           to log in the future. """
247
 
        #self.logger('Client %s started checker "%s"'
248
 
        #            % (self.properties["Name"], unicode(command)))
249
 
        pass
250
 
    
251
 
    def got_secret(self):
252
 
        self.last_checker_failed = False
253
 
        self.logger('Client %s received its secret'
254
 
                    % self.properties["Name"])
255
 
    
256
 
    def need_approval(self, timeout, default):
257
 
        if not default:
258
 
            message = 'Client %s needs approval within %s seconds'
259
 
        else:
260
 
            message = 'Client %s will get its secret in %s seconds'
261
 
        self.logger(message
262
 
                    % (self.properties["Name"], timeout/1000))
263
 
        self.using_timer(True)
264
 
    
265
 
    def rejected(self, reason):
266
 
        self.logger('Client %s was rejected; reason: %s'
267
 
                    % (self.properties["Name"], reason))
268
89
    
269
90
    def selectable(self):
270
91
        """Make this a "selectable" widget.
271
92
        This overrides the method from urwid.FlowWidget."""
272
93
        return True
273
94
    
274
 
    def rows(self, maxcolrow, focus=False):
 
95
    def rows(self, (maxcol,), focus=False):
275
96
        """How many rows this widget will occupy might depend on
276
97
        whether we have focus or not.
277
98
        This overrides the method from urwid.FlowWidget"""
278
 
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
 
99
        return self.current_widget(focus).rows((maxcol,), focus=focus)
279
100
    
280
101
    def current_widget(self, focus=False):
281
102
        if focus or self.opened:
285
106
    def update(self):
286
107
        "Called when what is visible on the screen should be updated."
287
108
        # How to add standout mode to a style
288
 
        with_standout = { "normal": "standout",
289
 
                          "bold": "bold-standout",
290
 
                          "underline-blink":
291
 
                              "underline-blink-standout",
292
 
                          "bold-underline-blink":
293
 
                              "bold-underline-blink-standout",
 
109
        with_standout = { u"normal": u"standout",
 
110
                          u"bold": u"bold-standout",
 
111
                          u"underline-blink":
 
112
                              u"underline-blink-standout",
 
113
                          u"bold-underline-blink":
 
114
                              u"bold-underline-blink-standout",
294
115
                          }
295
 
 
 
116
        
296
117
        # Rebuild focus and non-focus widgets using current properties
297
 
 
298
 
        # Base part of a client. Name!
299
 
        base = ('%(name)s: '
300
 
                      % {"name": self.properties["Name"]})
301
 
        if not self.properties["Enabled"]:
302
 
            message = "DISABLED"
303
 
        elif self.properties["ApprovalPending"]:
304
 
            timeout = datetime.timedelta(milliseconds
305
 
                                         = self.properties
306
 
                                         ["ApprovalDelay"])
307
 
            last_approval_request = isoformat_to_datetime(
308
 
                self.properties["LastApprovalRequest"])
309
 
            if last_approval_request is not None:
310
 
                timer = timeout - (datetime.datetime.utcnow()
311
 
                                   - last_approval_request)
312
 
            else:
313
 
                timer = datetime.timedelta()
314
 
            if self.properties["ApprovedByDefault"]:
315
 
                message = "Approval in %s. (d)eny?"
316
 
            else:
317
 
                message = "Denial in %s. (a)pprove?"
318
 
            message = message % unicode(timer).rsplit(".", 1)[0]
319
 
        elif self.last_checker_failed:
320
 
            # When checker has failed, print a timer until client expires
321
 
            expires = self.properties["Expires"]
322
 
            if expires == "":
323
 
                timer = datetime.timedelta(0)
324
 
            else:
325
 
                expires = datetime.datetime.strptime(expires,
326
 
                                                     '%Y-%m-%dT%H:%M:%S.%f')
327
 
                timer = expires - datetime.datetime.utcnow()
328
 
            message = ('A checker has failed! Time until client'
329
 
                       ' gets disabled: %s'
330
 
                           % unicode(timer).rsplit(".", 1)[0])
331
 
        else:
332
 
            message = "enabled"
333
 
        self._text = "%s%s" % (base, message)
334
 
            
 
118
        self._text = (u'name="%(name)s", enabled=%(enabled)s'
 
119
                      % self.properties)
335
120
        if not urwid.supports_unicode():
336
121
            self._text = self._text.encode("ascii", "replace")
337
 
        textlist = [("normal", self._text)]
 
122
        textlist = [(u"normal", u"BLARGH: "), (u"bold", self._text)]
338
123
        self._text_widget.set_text(textlist)
339
124
        self._focus_text_widget.set_text([(with_standout[text[0]],
340
125
                                           text[1])
348
133
        if self.update_hook is not None:
349
134
            self.update_hook()
350
135
    
351
 
    def update_timer(self):
352
 
        """called by gobject. Will indefinitely loop until
353
 
        gobject.source_remove() on tag is called"""
354
 
        self.update()
355
 
        return True             # Keep calling this
356
 
    
357
 
    def delete(self, *args, **kwargs):
358
 
        if self._update_timer_callback_tag is not None:
359
 
            gobject.source_remove(self._update_timer_callback_tag)
360
 
            self._update_timer_callback_tag = None
361
 
        for match in self.match_objects:
362
 
            match.remove()
363
 
        self.match_objects = ()
 
136
    def delete(self):
364
137
        if self.delete_hook is not None:
365
138
            self.delete_hook(self)
366
 
        return super(MandosClientWidget, self).delete(*args, **kwargs)
367
139
    
368
 
    def render(self, maxcolrow, focus=False):
 
140
    def render(self, (maxcol,), focus=False):
369
141
        """Render differently if we have focus.
370
142
        This overrides the method from urwid.FlowWidget"""
371
 
        return self.current_widget(focus).render(maxcolrow,
 
143
        return self.current_widget(focus).render((maxcol,),
372
144
                                                 focus=focus)
373
145
    
374
 
    def keypress(self, maxcolrow, key):
 
146
    def keypress(self, (maxcol,), key):
375
147
        """Handle keys.
376
148
        This overrides the method from urwid.FlowWidget"""
377
 
        if key == "+":
378
 
            self.proxy.Enable(dbus_interface = client_interface,
379
 
                              ignore_reply=True)
380
 
        elif key == "-":
381
 
            self.proxy.Disable(dbus_interface = client_interface,
382
 
                               ignore_reply=True)
383
 
        elif key == "a":
384
 
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
385
 
                               dbus_interface = client_interface,
386
 
                               ignore_reply=True)
387
 
        elif key == "d":
388
 
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
389
 
                                  dbus_interface = client_interface,
390
 
                               ignore_reply=True)
391
 
        elif key == "R" or key == "_" or key == "ctrl k":
 
149
        if key == u"e" or key == u"+":
 
150
            self.proxy.Enable()
 
151
        elif key == u"d" or key == u"-":
 
152
            self.proxy.Disable()
 
153
        elif key == u"r" or key == u"_" or key == u"ctrl k":
392
154
            self.server_proxy_object.RemoveClient(self.proxy
393
 
                                                  .object_path,
394
 
                                                  ignore_reply=True)
395
 
        elif key == "s":
396
 
            self.proxy.StartChecker(dbus_interface = client_interface,
397
 
                                    ignore_reply=True)
398
 
        elif key == "S":
399
 
            self.proxy.StopChecker(dbus_interface = client_interface,
400
 
                                   ignore_reply=True)
401
 
        elif key == "C":
402
 
            self.proxy.CheckedOK(dbus_interface = client_interface,
403
 
                                 ignore_reply=True)
 
155
                                                  .object_path)
 
156
        elif key == u"s":
 
157
            self.proxy.StartChecker()
 
158
        elif key == u"S":
 
159
            self.proxy.StopChecker()
 
160
        elif key == u"C":
 
161
            self.proxy.CheckedOK()
404
162
        # xxx
405
 
#         elif key == "p" or key == "=":
 
163
#         elif key == u"p" or key == "=":
406
164
#             self.proxy.pause()
407
 
#         elif key == "u" or key == ":":
 
165
#         elif key == u"u" or key == ":":
408
166
#             self.proxy.unpause()
409
 
#         elif key == "RET":
 
167
#         elif key == u"RET":
410
168
#             self.open()
411
169
        else:
412
170
            return key
428
186
    "down" key presses, thus not allowing any containing widgets to
429
187
    use them as an excuse to shift focus away from this widget.
430
188
    """
431
 
    def keypress(self, maxcolrow, key):
432
 
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
433
 
        if ret in ("up", "down"):
 
189
    def keypress(self, (maxcol, maxrow), key):
 
190
        ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
 
191
        if ret in (u"up", u"down"):
434
192
            return
435
193
        return ret
436
194
 
445
203
        self.screen = urwid.curses_display.Screen()
446
204
        
447
205
        self.screen.register_palette((
448
 
                ("normal",
449
 
                 "default", "default", None),
450
 
                ("bold",
451
 
                 "default", "default", "bold"),
452
 
                ("underline-blink",
453
 
                 "default", "default", "underline"),
454
 
                ("standout",
455
 
                 "default", "default", "standout"),
456
 
                ("bold-underline-blink",
457
 
                 "default", "default", ("bold", "underline")),
458
 
                ("bold-standout",
459
 
                 "default", "default", ("bold", "standout")),
460
 
                ("underline-blink-standout",
461
 
                 "default", "default", ("underline", "standout")),
462
 
                ("bold-underline-blink-standout",
463
 
                 "default", "default", ("bold", "underline",
464
 
                                          "standout")),
 
206
                (u"normal",
 
207
                 u"default", u"default", None),
 
208
                (u"bold",
 
209
                 u"default", u"default", u"bold"),
 
210
                (u"underline-blink",
 
211
                 u"default", u"default", u"underline"),
 
212
                (u"standout",
 
213
                 u"default", u"default", u"standout"),
 
214
                (u"bold-underline-blink",
 
215
                 u"default", u"default", (u"bold", u"underline")),
 
216
                (u"bold-standout",
 
217
                 u"default", u"default", (u"bold", u"standout")),
 
218
                (u"underline-blink-standout",
 
219
                 u"default", u"default", (u"underline", u"standout")),
 
220
                (u"bold-underline-blink-standout",
 
221
                 u"default", u"default", (u"bold", u"underline",
 
222
                                          u"standout")),
465
223
                ))
466
224
        
467
225
        if urwid.supports_unicode():
468
 
            self.divider = "─" # \u2500
469
 
            #self.divider = "━" # \u2501
 
226
            self.divider = u"─" # \u2500
 
227
            #self.divider = u"━" # \u2501
470
228
        else:
471
 
            #self.divider = "-" # \u002d
472
 
            self.divider = "_" # \u005f
 
229
            #self.divider = u"-" # \u002d
 
230
            self.divider = u"_" # \u005f
473
231
        
474
232
        self.screen.start()
475
233
        
489
247
        # This keeps track of whether self.uilist currently has
490
248
        # self.logbox in it or not
491
249
        self.log_visible = True
492
 
        self.log_wrap = "any"
 
250
        self.log_wrap = u"any"
493
251
        
494
252
        self.rebuild()
495
 
        self.log_message_raw(("bold",
496
 
                              "Mandos Monitor version " + version))
497
 
        self.log_message_raw(("bold",
498
 
                              "q: Quit  ?: Help"))
 
253
        self.log_message((u"bold",
 
254
                          u"Mandos Monitor version " + version))
 
255
        self.log_message((u"bold",
 
256
                          u"q: Quit  ?: Help"))
499
257
        
500
258
        self.busname = domain + '.Mandos'
501
259
        self.main_loop = gobject.MainLoop()
502
 
    
503
 
    def client_not_found(self, fingerprint, address):
504
 
        self.log_message(("Client with address %s and fingerprint %s"
505
 
                          " could not be found" % (address,
506
 
                                                    fingerprint)))
 
260
        self.bus = dbus.SystemBus()
 
261
        mandos_dbus_objc = self.bus.get_object(
 
262
            self.busname, u"/", follow_name_owner_changes=True)
 
263
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
264
                                          dbus_interface
 
265
                                          = server_interface)
 
266
        try:
 
267
            mandos_clients = (self.mandos_serv
 
268
                              .GetAllClientsWithProperties())
 
269
        except dbus.exceptions.DBusException:
 
270
            mandos_clients = dbus.Dictionary()
 
271
        
 
272
        (self.mandos_serv
 
273
         .connect_to_signal("ClientRemoved",
 
274
                            self.find_and_remove_client,
 
275
                            dbus_interface=server_interface,
 
276
                            byte_arrays=True))
 
277
        (self.mandos_serv
 
278
         .connect_to_signal("ClientAdded",
 
279
                            self.add_new_client,
 
280
                            dbus_interface=server_interface,
 
281
                            byte_arrays=True))
 
282
        for path, client in mandos_clients.iteritems():
 
283
            client_proxy_object = self.bus.get_object(self.busname,
 
284
                                                      path)
 
285
            self.add_client(MandosClientWidget(server_proxy_object
 
286
                                               =self.mandos_serv,
 
287
                                               proxy_object
 
288
                                               =client_proxy_object,
 
289
                                               properties=client,
 
290
                                               update_hook
 
291
                                               =self.refresh,
 
292
                                               delete_hook
 
293
                                               =self.remove_client),
 
294
                            path=path)
507
295
    
508
296
    def rebuild(self):
509
297
        """This rebuilds the User Interface.
510
298
        Call this when the widget layout needs to change"""
511
299
        self.uilist = []
512
300
        #self.uilist.append(urwid.ListBox(self.clients))
513
 
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
514
 
                                                          clients),
 
301
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
515
302
                                       #header=urwid.Divider(),
516
303
                                       header=None,
517
 
                                       footer=
518
 
                                       urwid.Divider(div_char=
519
 
                                                     self.divider)))
 
304
                                       footer=urwid.Divider(div_char=self.divider)))
520
305
        if self.log_visible:
521
306
            self.uilist.append(self.logbox)
 
307
            pass
522
308
        self.topwidget = urwid.Pile(self.uilist)
523
309
    
524
 
    def log_message(self, message):
525
 
        timestamp = datetime.datetime.now().isoformat()
526
 
        self.log_message_raw(timestamp + ": " + message)
527
 
    
528
 
    def log_message_raw(self, markup):
 
310
    def log_message(self, markup):
529
311
        """Add a log message to the log buffer."""
530
312
        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
531
313
        if (self.max_log_length
532
314
            and len(self.log) > self.max_log_length):
533
315
            del self.log[0:len(self.log)-self.max_log_length-1]
534
316
        self.logbox.set_focus(len(self.logbox.body.contents),
535
 
                              coming_from="above")
536
 
        self.refresh()
 
317
                              coming_from=u"above")
537
318
    
538
319
    def toggle_log_display(self):
539
320
        """Toggle visibility of the log buffer."""
540
321
        self.log_visible = not self.log_visible
541
322
        self.rebuild()
542
 
        #self.log_message("Log visibility changed to: "
543
 
        #                 + unicode(self.log_visible))
 
323
        self.log_message(u"Log visibility changed to: "
 
324
                         + unicode(self.log_visible))
544
325
    
545
326
    def change_log_display(self):
546
327
        """Change type of log display.
547
328
        Currently, this toggles wrapping of text lines."""
548
 
        if self.log_wrap == "clip":
549
 
            self.log_wrap = "any"
 
329
        if self.log_wrap == u"clip":
 
330
            self.log_wrap = u"any"
550
331
        else:
551
 
            self.log_wrap = "clip"
 
332
            self.log_wrap = u"clip"
552
333
        for textwidget in self.log:
553
334
            textwidget.set_wrap_mode(self.log_wrap)
554
 
        #self.log_message("Wrap mode: " + self.log_wrap)
 
335
        self.log_message(u"Wrap mode: " + self.log_wrap)
555
336
    
556
337
    def find_and_remove_client(self, path, name):
557
 
        """Find a client by its object path and remove it.
 
338
        """Find an client from its object path and remove it.
558
339
        
559
340
        This is connected to the ClientRemoved signal from the
560
341
        Mandos server object."""
562
343
            client = self.clients_dict[path]
563
344
        except KeyError:
564
345
            # not found?
565
 
            self.log_message("Unknown client %r (%r) removed", name,
566
 
                             path)
567
346
            return
568
 
        client.delete()
 
347
        self.remove_client(client, path)
569
348
    
570
 
    def add_new_client(self, path):
 
349
    def add_new_client(self, path, properties):
571
350
        client_proxy_object = self.bus.get_object(self.busname, path)
572
351
        self.add_client(MandosClientWidget(server_proxy_object
573
352
                                           =self.mandos_serv,
574
353
                                           proxy_object
575
354
                                           =client_proxy_object,
 
355
                                           properties=properties,
576
356
                                           update_hook
577
357
                                           =self.refresh,
578
358
                                           delete_hook
579
 
                                           =self.remove_client,
580
 
                                           logger
581
 
                                           =self.log_message),
 
359
                                           =self.remove_client),
582
360
                        path=path)
583
361
    
584
362
    def add_client(self, client, path=None):
586
364
        if path is None:
587
365
            path = client.proxy.object_path
588
366
        self.clients_dict[path] = client
589
 
        self.clients.sort(None, lambda c: c.properties["Name"])
 
367
        self.clients.sort(None, lambda c: c.properties[u"name"])
590
368
        self.refresh()
591
369
    
592
370
    def remove_client(self, client, path=None):
608
386
    
609
387
    def run(self):
610
388
        """Start the main loop and exit when it's done."""
611
 
        self.bus = dbus.SystemBus()
612
 
        mandos_dbus_objc = self.bus.get_object(
613
 
            self.busname, "/", follow_name_owner_changes=True)
614
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
615
 
                                          dbus_interface
616
 
                                          = server_interface)
617
 
        try:
618
 
            mandos_clients = (self.mandos_serv
619
 
                              .GetAllClientsWithProperties())
620
 
        except dbus.exceptions.DBusException:
621
 
            mandos_clients = dbus.Dictionary()
622
 
        
623
 
        (self.mandos_serv
624
 
         .connect_to_signal("ClientRemoved",
625
 
                            self.find_and_remove_client,
626
 
                            dbus_interface=server_interface,
627
 
                            byte_arrays=True))
628
 
        (self.mandos_serv
629
 
         .connect_to_signal("ClientAdded",
630
 
                            self.add_new_client,
631
 
                            dbus_interface=server_interface,
632
 
                            byte_arrays=True))
633
 
        (self.mandos_serv
634
 
         .connect_to_signal("ClientNotFound",
635
 
                            self.client_not_found,
636
 
                            dbus_interface=server_interface,
637
 
                            byte_arrays=True))
638
 
        for path, client in mandos_clients.iteritems():
639
 
            client_proxy_object = self.bus.get_object(self.busname,
640
 
                                                      path)
641
 
            self.add_client(MandosClientWidget(server_proxy_object
642
 
                                               =self.mandos_serv,
643
 
                                               proxy_object
644
 
                                               =client_proxy_object,
645
 
                                               properties=client,
646
 
                                               update_hook
647
 
                                               =self.refresh,
648
 
                                               delete_hook
649
 
                                               =self.remove_client,
650
 
                                               logger
651
 
                                               =self.log_message),
652
 
                            path=path)
653
 
 
654
389
        self.refresh()
655
390
        self._input_callback_tag = (gobject.io_add_watch
656
391
                                    (sys.stdin.fileno(),
666
401
    
667
402
    def process_input(self, source, condition):
668
403
        keys = self.screen.get_input()
669
 
        translations = { "ctrl n": "down",      # Emacs
670
 
                         "ctrl p": "up",        # Emacs
671
 
                         "ctrl v": "page down", # Emacs
672
 
                         "meta v": "page up",   # Emacs
673
 
                         " ": "page down",      # less
674
 
                         "f": "page down",      # less
675
 
                         "b": "page up",        # less
676
 
                         "j": "down",           # vi
677
 
                         "k": "up",             # vi
 
404
        translations = { u"ctrl n": u"down",      # Emacs
 
405
                         u"ctrl p": u"up",        # Emacs
 
406
                         u"ctrl v": u"page down", # Emacs
 
407
                         u"meta v": u"page up",   # Emacs
 
408
                         u" ": u"page down",      # less
 
409
                         u"f": u"page down",      # less
 
410
                         u"b": u"page up",        # less
 
411
                         u"j": u"down",           # vi
 
412
                         u"k": u"up",             # vi
678
413
                         }
679
414
        for key in keys:
680
415
            try:
682
417
            except KeyError:    # :-)
683
418
                pass
684
419
            
685
 
            if key == "q" or key == "Q":
 
420
            if key == u"q" or key == u"Q":
686
421
                self.stop()
687
422
                break
688
 
            elif key == "window resize":
 
423
            elif key == u"window resize":
689
424
                self.size = self.screen.get_cols_rows()
690
425
                self.refresh()
691
 
            elif key == "\f":  # Ctrl-L
 
426
            elif key == u"\f":  # Ctrl-L
692
427
                self.refresh()
693
 
            elif key == "l" or key == "D":
 
428
            elif key == u"l" or key == u"D":
694
429
                self.toggle_log_display()
695
430
                self.refresh()
696
 
            elif key == "w" or key == "i":
 
431
            elif key == u"w" or key == u"i":
697
432
                self.change_log_display()
698
433
                self.refresh()
699
 
            elif key == "?" or key == "f1" or key == "esc":
 
434
            elif key == u"?" or key == u"f1" or key == u"esc":
700
435
                if not self.log_visible:
701
436
                    self.log_visible = True
702
437
                    self.rebuild()
703
 
                self.log_message_raw(("bold",
704
 
                                      "  ".
705
 
                                      join(("q: Quit",
706
 
                                            "?: Help",
707
 
                                            "l: Log window toggle",
708
 
                                            "TAB: Switch window",
709
 
                                            "w: Wrap (log)"))))
710
 
                self.log_message_raw(("bold",
711
 
                                      "  "
712
 
                                      .join(("Clients:",
713
 
                                             "+: Enable",
714
 
                                             "-: Disable",
715
 
                                             "R: Remove",
716
 
                                             "s: Start new checker",
717
 
                                             "S: Stop checker",
718
 
                                             "C: Checker OK",
719
 
                                             "a: Approve",
720
 
                                             "d: Deny"))))
 
438
                self.log_message((u"bold",
 
439
                                  u"  ".join((u"q: Quit",
 
440
                                              u"?: Help",
 
441
                                              u"l: Log window toggle",
 
442
                                              u"TAB: Switch window",
 
443
                                              u"w: Wrap (log)"))))
 
444
                self.log_message((u"bold",
 
445
                                  u"  ".join((u"Clients:",
 
446
                                              u"e: Enable",
 
447
                                              u"d: Disable",
 
448
                                              u"r: Remove",
 
449
                                              u"s: Start new checker",
 
450
                                              u"S: Stop checker",
 
451
                                              u"C: Checker OK"))))
721
452
                self.refresh()
722
 
            elif key == "tab":
 
453
            elif key == u"tab":
723
454
                if self.topwidget.get_focus() is self.logbox:
724
455
                    self.topwidget.set_focus(0)
725
456
                else:
726
457
                    self.topwidget.set_focus(self.logbox)
727
458
                self.refresh()
728
 
            #elif (key == "end" or key == "meta >" or key == "G"
729
 
            #      or key == ">"):
 
459
            #elif (key == u"end" or key == u"meta >" or key == u"G"
 
460
            #      or key == u">"):
730
461
            #    pass            # xxx end-of-buffer
731
 
            #elif (key == "home" or key == "meta <" or key == "g"
732
 
            #      or key == "<"):
 
462
            #elif (key == u"home" or key == u"meta <" or key == u"g"
 
463
            #      or key == u"<"):
733
464
            #    pass            # xxx beginning-of-buffer
734
 
            #elif key == "ctrl e" or key == "$":
 
465
            #elif key == u"ctrl e" or key == u"$":
735
466
            #    pass            # xxx move-end-of-line
736
 
            #elif key == "ctrl a" or key == "^":
 
467
            #elif key == u"ctrl a" or key == u"^":
737
468
            #    pass            # xxx move-beginning-of-line
738
 
            #elif key == "ctrl b" or key == "meta (" or key == "h":
 
469
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
739
470
            #    pass            # xxx left
740
 
            #elif key == "ctrl f" or key == "meta )" or key == "l":
 
471
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
741
472
            #    pass            # xxx right
742
 
            #elif key == "a":
 
473
            #elif key == u"a":
743
474
            #    pass            # scroll up log
744
 
            #elif key == "z":
 
475
            #elif key == u"z":
745
476
            #    pass            # scroll down log
746
477
            elif self.topwidget.selectable():
747
478
                self.topwidget.keypress(self.size, key)
751
482
ui = UserInterface()
752
483
try:
753
484
    ui.run()
754
 
except KeyboardInterrupt:
755
 
    ui.screen.stop()
756
 
except Exception, e:
757
 
    ui.log_message(unicode(e))
 
485
except:
758
486
    ui.screen.stop()
759
487
    raise