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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
19
41
 
20
42
import UserList
21
43
 
 
44
import locale
 
45
 
 
46
locale.setlocale(locale.LC_ALL, '')
 
47
 
 
48
import logging
 
49
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
 
50
 
22
51
# Some useful constants
23
 
domain = 'se.bsnet.fukt'
 
52
domain = 'se.recompile'
24
53
server_interface = domain + '.Mandos'
25
54
client_interface = domain + '.Mandos.Client'
26
 
version = "1.0.14"
 
55
version = "1.4.1"
27
56
 
28
57
# Always run in monochrome mode
29
58
urwid.curses_display.curses.has_colors = lambda : False
33
62
urwid.curses_display.curses.A_UNDERLINE |= (
34
63
    urwid.curses_display.curses.A_BLINK)
35
64
 
 
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
 
36
81
class MandosClientPropertyCache(object):
37
82
    """This wraps a Mandos Client D-Bus proxy object, caches the
38
83
    properties and calls a hook function when any of them are
39
84
    changed.
40
85
    """
41
 
    def __init__(self, proxy_object=None, properties=None, *args,
42
 
                 **kwargs):
 
86
    def __init__(self, proxy_object=None, *args, **kwargs):
43
87
        self.proxy = proxy_object # Mandos Client proxy object
44
88
        
45
 
        if properties is None:
46
 
            self.properties = dict()
47
 
        else:
48
 
            self.properties = properties
49
 
        self.proxy.connect_to_signal(u"PropertyChanged",
50
 
                                     self.property_changed,
51
 
                                     client_interface,
52
 
                                     byte_arrays=True)
 
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))
53
95
        
54
 
        if properties is None:
55
 
            self.properties.update(self.proxy.GetAll(client_interface,
56
 
                                                     dbus_interface =
57
 
                                                     dbus.PROPERTIES_IFACE))
58
 
        super(MandosClientPropertyCache, self).__init__(
59
 
            proxy_object=proxy_object,
60
 
            properties=properties, *args, **kwargs)
 
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)
61
103
    
62
104
    def property_changed(self, property=None, value=None):
63
105
        """This is called whenever we get a PropertyChanged signal
65
107
        """
66
108
        # Update properties dict with new value
67
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)
68
115
 
69
116
 
70
117
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
82
129
        # Logger
83
130
        self.logger = logger
84
131
        
 
132
        self._update_timer_callback_tag = None
 
133
        self._update_timer_callback_lock = 0
 
134
        self.last_checker_failed = False
 
135
        
85
136
        # The widget shown normally
86
 
        self._text_widget = urwid.Text(u"")
 
137
        self._text_widget = urwid.Text("")
87
138
        # The widget shown when we have focus
88
 
        self._focus_text_widget = urwid.Text(u"")
 
139
        self._focus_text_widget = urwid.Text("")
89
140
        super(MandosClientWidget, self).__init__(
90
141
            update_hook=update_hook, delete_hook=delete_hook,
91
142
            *args, **kwargs)
92
143
        self.update()
93
144
        self.opened = False
94
 
        self.proxy.connect_to_signal(u"CheckerCompleted",
95
 
                                     self.checker_completed,
96
 
                                     client_interface,
97
 
                                     byte_arrays=True)
98
 
        self.proxy.connect_to_signal(u"CheckerStarted",
99
 
                                     self.checker_started,
100
 
                                     client_interface,
101
 
                                     byte_arrays=True)
102
 
        self.proxy.connect_to_signal(u"GotSecret",
103
 
                                     self.got_secret,
104
 
                                     client_interface,
105
 
                                     byte_arrays=True)
106
 
        self.proxy.connect_to_signal(u"Rejected",
107
 
                                     self.rejected,
108
 
                                     client_interface,
109
 
                                     byte_arrays=True)
 
145
        
 
146
        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
110
210
    
111
211
    def checker_completed(self, exitstatus, condition, command):
112
212
        if exitstatus == 0:
113
 
            self.logger(u'Checker for client %s (command "%s")'
114
 
                        u' was successful'
115
 
                        % (self.properties[u"name"], command))
 
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()
116
220
            return
 
221
        # Checker failed
 
222
        if not self.last_checker_failed:
 
223
            self.last_checker_failed = True
 
224
            self.using_timer(True)
117
225
        if os.WIFEXITED(condition):
118
 
            self.logger(u'Checker for client %s (command "%s")'
119
 
                        u' failed with exit code %s'
120
 
                        % (self.properties[u"name"], command,
 
226
            self.logger('Checker for client %s (command "%s")'
 
227
                        ' failed with exit code %s'
 
228
                        % (self.properties["Name"], command,
121
229
                           os.WEXITSTATUS(condition)))
122
 
            return
123
 
        if os.WIFSIGNALED(condition):
124
 
            self.logger(u'Checker for client %s (command "%s")'
125
 
                        u' was killed by signal %s'
126
 
                        % (self.properties[u"name"], command,
 
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,
127
234
                           os.WTERMSIG(condition)))
128
 
            return
129
 
        if os.WCOREDUMP(condition):
130
 
            self.logger(u'Checker for client %s (command "%s")'
131
 
                        u' dumped core'
132
 
                        % (self.properties[u"name"], command))
133
 
        self.logger(u'Checker for client %s completed mysteriously')
 
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()
134
243
    
135
244
    def checker_started(self, command):
136
 
        self.logger(u'Client %s started checker "%s"'
137
 
                    % (self.properties[u"name"], unicode(command)))
 
245
        #self.logger('Client %s started checker "%s"'
 
246
        #            % (self.properties["Name"], unicode(command)))
 
247
        pass
138
248
    
139
249
    def got_secret(self):
140
 
        self.logger(u'Client %s received its secret'
141
 
                    % self.properties[u"name"])
142
 
    
143
 
    def rejected(self):
144
 
        self.logger(u'Client %s was rejected'
145
 
                    % self.properties[u"name"])
 
250
        self.last_checker_failed = False
 
251
        self.logger('Client %s received its secret'
 
252
                    % self.properties["Name"])
 
253
    
 
254
    def need_approval(self, timeout, default):
 
255
        if not default:
 
256
            message = 'Client %s needs approval within %s seconds'
 
257
        else:
 
258
            message = 'Client %s will get its secret in %s seconds'
 
259
        self.logger(message
 
260
                    % (self.properties["Name"], timeout/1000))
 
261
        self.using_timer(True)
 
262
    
 
263
    def rejected(self, reason):
 
264
        self.logger('Client %s was rejected; reason: %s'
 
265
                    % (self.properties["Name"], reason))
146
266
    
147
267
    def selectable(self):
148
268
        """Make this a "selectable" widget.
149
269
        This overrides the method from urwid.FlowWidget."""
150
270
        return True
151
271
    
152
 
    def rows(self, (maxcol,), focus=False):
 
272
    def rows(self, maxcolrow, focus=False):
153
273
        """How many rows this widget will occupy might depend on
154
274
        whether we have focus or not.
155
275
        This overrides the method from urwid.FlowWidget"""
156
 
        return self.current_widget(focus).rows((maxcol,), focus=focus)
 
276
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
157
277
    
158
278
    def current_widget(self, focus=False):
159
279
        if focus or self.opened:
163
283
    def update(self):
164
284
        "Called when what is visible on the screen should be updated."
165
285
        # How to add standout mode to a style
166
 
        with_standout = { u"normal": u"standout",
167
 
                          u"bold": u"bold-standout",
168
 
                          u"underline-blink":
169
 
                              u"underline-blink-standout",
170
 
                          u"bold-underline-blink":
171
 
                              u"bold-underline-blink-standout",
 
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",
172
292
                          }
173
 
        
 
293
 
174
294
        # Rebuild focus and non-focus widgets using current properties
175
 
        self._text = (u'%(name)s: %(enabled)s'
176
 
                      % { u"name": self.properties[u"name"],
177
 
                          u"enabled":
178
 
                              (u"enabled"
179
 
                               if self.properties[u"enabled"]
180
 
                               else u"DISABLED")})
 
295
 
 
296
        # Base part of a client. Name!
 
297
        base = ('%(name)s: '
 
298
                      % {"name": self.properties["Name"]})
 
299
        if not self.properties["Enabled"]:
 
300
            message = "DISABLED"
 
301
        elif self.properties["ApprovalPending"]:
 
302
            timeout = datetime.timedelta(milliseconds
 
303
                                         = self.properties
 
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'
 
328
                           % unicode(timer).rsplit(".", 1)[0])
 
329
        else:
 
330
            message = "enabled"
 
331
        self._text = "%s%s" % (base, message)
 
332
            
181
333
        if not urwid.supports_unicode():
182
334
            self._text = self._text.encode("ascii", "replace")
183
 
        textlist = [(u"normal", self._text)]
 
335
        textlist = [("normal", self._text)]
184
336
        self._text_widget.set_text(textlist)
185
337
        self._focus_text_widget.set_text([(with_standout[text[0]],
186
338
                                           text[1])
194
346
        if self.update_hook is not None:
195
347
            self.update_hook()
196
348
    
197
 
    def delete(self):
 
349
    def update_timer(self):
 
350
        """called by gobject. Will indefinitely loop until
 
351
        gobject.source_remove() on tag is called"""
 
352
        self.update()
 
353
        return True             # Keep calling this
 
354
    
 
355
    def delete(self, *args, **kwargs):
 
356
        if self._update_timer_callback_tag is not None:
 
357
            gobject.source_remove(self._update_timer_callback_tag)
 
358
            self._update_timer_callback_tag = None
 
359
        for match in self.match_objects:
 
360
            match.remove()
 
361
        self.match_objects = ()
198
362
        if self.delete_hook is not None:
199
363
            self.delete_hook(self)
 
364
        return super(MandosClientWidget, self).delete(*args, **kwargs)
200
365
    
201
 
    def render(self, (maxcol,), focus=False):
 
366
    def render(self, maxcolrow, focus=False):
202
367
        """Render differently if we have focus.
203
368
        This overrides the method from urwid.FlowWidget"""
204
 
        return self.current_widget(focus).render((maxcol,),
 
369
        return self.current_widget(focus).render(maxcolrow,
205
370
                                                 focus=focus)
206
371
    
207
 
    def keypress(self, (maxcol,), key):
 
372
    def keypress(self, maxcolrow, key):
208
373
        """Handle keys.
209
374
        This overrides the method from urwid.FlowWidget"""
210
 
        if key == u"e" or key == u"+":
211
 
            self.proxy.Enable()
212
 
        elif key == u"d" or key == u"-":
213
 
            self.proxy.Disable()
214
 
        elif key == u"r" or key == u"_" or key == u"ctrl k":
 
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":
 
382
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
 
383
                               dbus_interface = client_interface,
 
384
                               ignore_reply=True)
 
385
        elif key == "d":
 
386
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
 
387
                                  dbus_interface = client_interface,
 
388
                               ignore_reply=True)
 
389
        elif key == "R" or key == "_" or key == "ctrl k":
215
390
            self.server_proxy_object.RemoveClient(self.proxy
216
 
                                                  .object_path)
217
 
        elif key == u"s":
218
 
            self.proxy.StartChecker()
219
 
        elif key == u"S":
220
 
            self.proxy.StopChecker()
221
 
        elif key == u"C":
222
 
            self.proxy.CheckedOK()
 
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)
223
402
        # xxx
224
 
#         elif key == u"p" or key == "=":
 
403
#         elif key == "p" or key == "=":
225
404
#             self.proxy.pause()
226
 
#         elif key == u"u" or key == ":":
 
405
#         elif key == "u" or key == ":":
227
406
#             self.proxy.unpause()
228
 
#         elif key == u"RET":
 
407
#         elif key == "RET":
229
408
#             self.open()
230
409
        else:
231
410
            return key
247
426
    "down" key presses, thus not allowing any containing widgets to
248
427
    use them as an excuse to shift focus away from this widget.
249
428
    """
250
 
    def keypress(self, (maxcol, maxrow), key):
251
 
        ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
252
 
        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"):
253
432
            return
254
433
        return ret
255
434
 
264
443
        self.screen = urwid.curses_display.Screen()
265
444
        
266
445
        self.screen.register_palette((
267
 
                (u"normal",
268
 
                 u"default", u"default", None),
269
 
                (u"bold",
270
 
                 u"default", u"default", u"bold"),
271
 
                (u"underline-blink",
272
 
                 u"default", u"default", u"underline"),
273
 
                (u"standout",
274
 
                 u"default", u"default", u"standout"),
275
 
                (u"bold-underline-blink",
276
 
                 u"default", u"default", (u"bold", u"underline")),
277
 
                (u"bold-standout",
278
 
                 u"default", u"default", (u"bold", u"standout")),
279
 
                (u"underline-blink-standout",
280
 
                 u"default", u"default", (u"underline", u"standout")),
281
 
                (u"bold-underline-blink-standout",
282
 
                 u"default", u"default", (u"bold", u"underline",
283
 
                                          u"standout")),
 
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")),
284
463
                ))
285
464
        
286
465
        if urwid.supports_unicode():
287
 
            self.divider = u"─" # \u2500
288
 
            #self.divider = u"━" # \u2501
 
466
            self.divider = "─" # \u2500
 
467
            #self.divider = "━" # \u2501
289
468
        else:
290
 
            #self.divider = u"-" # \u002d
291
 
            self.divider = u"_" # \u005f
 
469
            #self.divider = "-" # \u002d
 
470
            self.divider = "_" # \u005f
292
471
        
293
472
        self.screen.start()
294
473
        
308
487
        # This keeps track of whether self.uilist currently has
309
488
        # self.logbox in it or not
310
489
        self.log_visible = True
311
 
        self.log_wrap = u"any"
 
490
        self.log_wrap = "any"
312
491
        
313
492
        self.rebuild()
314
 
        self.log_message_raw((u"bold",
315
 
                              u"Mandos Monitor version " + version))
316
 
        self.log_message_raw((u"bold",
317
 
                              u"q: Quit  ?: Help"))
 
493
        self.log_message_raw(("bold",
 
494
                              "Mandos Monitor version " + version))
 
495
        self.log_message_raw(("bold",
 
496
                              "q: Quit  ?: Help"))
318
497
        
319
498
        self.busname = domain + '.Mandos'
320
499
        self.main_loop = gobject.MainLoop()
321
500
        self.bus = dbus.SystemBus()
322
501
        mandos_dbus_objc = self.bus.get_object(
323
 
            self.busname, u"/", follow_name_owner_changes=True)
 
502
            self.busname, "/", follow_name_owner_changes=True)
324
503
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
325
504
                                          dbus_interface
326
505
                                          = server_interface)
331
510
            mandos_clients = dbus.Dictionary()
332
511
        
333
512
        (self.mandos_serv
334
 
         .connect_to_signal(u"ClientRemoved",
 
513
         .connect_to_signal("ClientRemoved",
335
514
                            self.find_and_remove_client,
336
515
                            dbus_interface=server_interface,
337
516
                            byte_arrays=True))
338
517
        (self.mandos_serv
339
 
         .connect_to_signal(u"ClientAdded",
 
518
         .connect_to_signal("ClientAdded",
340
519
                            self.add_new_client,
341
520
                            dbus_interface=server_interface,
342
521
                            byte_arrays=True))
343
522
        (self.mandos_serv
344
 
         .connect_to_signal(u"ClientNotFound",
 
523
         .connect_to_signal("ClientNotFound",
345
524
                            self.client_not_found,
346
525
                            dbus_interface=server_interface,
347
526
                            byte_arrays=True))
362
541
                            path=path)
363
542
    
364
543
    def client_not_found(self, fingerprint, address):
365
 
        self.log_message((u"Client with address %s and fingerprint %s"
366
 
                          u" could not be found" % (address,
 
544
        self.log_message(("Client with address %s and fingerprint %s"
 
545
                          " could not be found" % (address,
367
546
                                                    fingerprint)))
368
547
    
369
548
    def rebuild(self):
371
550
        Call this when the widget layout needs to change"""
372
551
        self.uilist = []
373
552
        #self.uilist.append(urwid.ListBox(self.clients))
374
 
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
 
553
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
 
554
                                                          clients),
375
555
                                       #header=urwid.Divider(),
376
556
                                       header=None,
377
 
                                       footer=urwid.Divider(div_char=self.divider)))
 
557
                                       footer=
 
558
                                       urwid.Divider(div_char=
 
559
                                                     self.divider)))
378
560
        if self.log_visible:
379
561
            self.uilist.append(self.logbox)
380
562
            pass
382
564
    
383
565
    def log_message(self, message):
384
566
        timestamp = datetime.datetime.now().isoformat()
385
 
        self.log_message_raw(timestamp + u": " + message)
 
567
        self.log_message_raw(timestamp + ": " + message)
386
568
    
387
569
    def log_message_raw(self, markup):
388
570
        """Add a log message to the log buffer."""
391
573
            and len(self.log) > self.max_log_length):
392
574
            del self.log[0:len(self.log)-self.max_log_length-1]
393
575
        self.logbox.set_focus(len(self.logbox.body.contents),
394
 
                              coming_from=u"above")
 
576
                              coming_from="above")
395
577
        self.refresh()
396
578
    
397
579
    def toggle_log_display(self):
398
580
        """Toggle visibility of the log buffer."""
399
581
        self.log_visible = not self.log_visible
400
582
        self.rebuild()
401
 
        self.log_message(u"Log visibility changed to: "
402
 
                         + unicode(self.log_visible))
 
583
        #self.log_message("Log visibility changed to: "
 
584
        #                 + unicode(self.log_visible))
403
585
    
404
586
    def change_log_display(self):
405
587
        """Change type of log display.
406
588
        Currently, this toggles wrapping of text lines."""
407
 
        if self.log_wrap == u"clip":
408
 
            self.log_wrap = u"any"
 
589
        if self.log_wrap == "clip":
 
590
            self.log_wrap = "any"
409
591
        else:
410
 
            self.log_wrap = u"clip"
 
592
            self.log_wrap = "clip"
411
593
        for textwidget in self.log:
412
594
            textwidget.set_wrap_mode(self.log_wrap)
413
 
        self.log_message(u"Wrap mode: " + self.log_wrap)
 
595
        #self.log_message("Wrap mode: " + self.log_wrap)
414
596
    
415
597
    def find_and_remove_client(self, path, name):
416
 
        """Find an client from its object path and remove it.
 
598
        """Find a client by its object path and remove it.
417
599
        
418
600
        This is connected to the ClientRemoved signal from the
419
601
        Mandos server object."""
421
603
            client = self.clients_dict[path]
422
604
        except KeyError:
423
605
            # not found?
 
606
            self.log_message("Unknown client %r (%r) removed", name,
 
607
                             path)
424
608
            return
425
 
        self.remove_client(client, path)
 
609
        client.delete()
426
610
    
427
 
    def add_new_client(self, path, properties):
 
611
    def add_new_client(self, path):
428
612
        client_proxy_object = self.bus.get_object(self.busname, path)
429
613
        self.add_client(MandosClientWidget(server_proxy_object
430
614
                                           =self.mandos_serv,
431
615
                                           proxy_object
432
616
                                           =client_proxy_object,
433
 
                                           properties=properties,
434
617
                                           update_hook
435
618
                                           =self.refresh,
436
619
                                           delete_hook
437
 
                                           =self.remove_client),
 
620
                                           =self.remove_client,
 
621
                                           logger
 
622
                                           =self.log_message),
438
623
                        path=path)
439
624
    
440
625
    def add_client(self, client, path=None):
442
627
        if path is None:
443
628
            path = client.proxy.object_path
444
629
        self.clients_dict[path] = client
445
 
        self.clients.sort(None, lambda c: c.properties[u"name"])
 
630
        self.clients.sort(None, lambda c: c.properties["Name"])
446
631
        self.refresh()
447
632
    
448
633
    def remove_client(self, client, path=None):
479
664
    
480
665
    def process_input(self, source, condition):
481
666
        keys = self.screen.get_input()
482
 
        translations = { u"ctrl n": u"down",      # Emacs
483
 
                         u"ctrl p": u"up",        # Emacs
484
 
                         u"ctrl v": u"page down", # Emacs
485
 
                         u"meta v": u"page up",   # Emacs
486
 
                         u" ": u"page down",      # less
487
 
                         u"f": u"page down",      # less
488
 
                         u"b": u"page up",        # less
489
 
                         u"j": u"down",           # vi
490
 
                         u"k": u"up",             # vi
 
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
491
676
                         }
492
677
        for key in keys:
493
678
            try:
495
680
            except KeyError:    # :-)
496
681
                pass
497
682
            
498
 
            if key == u"q" or key == u"Q":
 
683
            if key == "q" or key == "Q":
499
684
                self.stop()
500
685
                break
501
 
            elif key == u"window resize":
 
686
            elif key == "window resize":
502
687
                self.size = self.screen.get_cols_rows()
503
688
                self.refresh()
504
 
            elif key == u"\f":  # Ctrl-L
 
689
            elif key == "\f":  # Ctrl-L
505
690
                self.refresh()
506
 
            elif key == u"l" or key == u"D":
 
691
            elif key == "l" or key == "D":
507
692
                self.toggle_log_display()
508
693
                self.refresh()
509
 
            elif key == u"w" or key == u"i":
 
694
            elif key == "w" or key == "i":
510
695
                self.change_log_display()
511
696
                self.refresh()
512
 
            elif key == u"?" or key == u"f1" or key == u"esc":
 
697
            elif key == "?" or key == "f1" or key == "esc":
513
698
                if not self.log_visible:
514
699
                    self.log_visible = True
515
700
                    self.rebuild()
516
 
                self.log_message_raw((u"bold",
517
 
                                      u"  ".
518
 
                                      join((u"q: Quit",
519
 
                                            u"?: Help",
520
 
                                            u"l: Log window toggle",
521
 
                                            u"TAB: Switch window",
522
 
                                            u"w: Wrap (log)"))))
523
 
                self.log_message_raw((u"bold",
524
 
                                      u"  "
525
 
                                      .join((u"Clients:",
526
 
                                             u"e: Enable",
527
 
                                             u"d: Disable",
528
 
                                             u"r: Remove",
529
 
                                             u"s: Start new checker",
530
 
                                             u"S: Stop checker",
531
 
                                             u"C: Checker OK"))))
 
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"))))
532
719
                self.refresh()
533
 
            elif key == u"tab":
 
720
            elif key == "tab":
534
721
                if self.topwidget.get_focus() is self.logbox:
535
722
                    self.topwidget.set_focus(0)
536
723
                else:
537
724
                    self.topwidget.set_focus(self.logbox)
538
725
                self.refresh()
539
 
            #elif (key == u"end" or key == u"meta >" or key == u"G"
540
 
            #      or key == u">"):
 
726
            #elif (key == "end" or key == "meta >" or key == "G"
 
727
            #      or key == ">"):
541
728
            #    pass            # xxx end-of-buffer
542
 
            #elif (key == u"home" or key == u"meta <" or key == u"g"
543
 
            #      or key == u"<"):
 
729
            #elif (key == "home" or key == "meta <" or key == "g"
 
730
            #      or key == "<"):
544
731
            #    pass            # xxx beginning-of-buffer
545
 
            #elif key == u"ctrl e" or key == u"$":
 
732
            #elif key == "ctrl e" or key == "$":
546
733
            #    pass            # xxx move-end-of-line
547
 
            #elif key == u"ctrl a" or key == u"^":
 
734
            #elif key == "ctrl a" or key == "^":
548
735
            #    pass            # xxx move-beginning-of-line
549
 
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
 
736
            #elif key == "ctrl b" or key == "meta (" or key == "h":
550
737
            #    pass            # xxx left
551
 
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
 
738
            #elif key == "ctrl f" or key == "meta )" or key == "l":
552
739
            #    pass            # xxx right
553
 
            #elif key == u"a":
 
740
            #elif key == "a":
554
741
            #    pass            # scroll up log
555
 
            #elif key == u"z":
 
742
            #elif key == "z":
556
743
            #    pass            # scroll down log
557
744
            elif self.topwidget.selectable():
558
745
                self.topwidget.keypress(self.size, key)
562
749
ui = UserInterface()
563
750
try:
564
751
    ui.run()
565
 
except:
 
752
except KeyboardInterrupt:
 
753
    ui.screen.stop()
 
754
except Exception, e:
 
755
    ui.log_message(unicode(e))
566
756
    ui.screen.stop()
567
757
    raise