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  • Committer: Teddy Hogeborn
  • Date: 2012-05-03 20:16:22 UTC
  • Revision ID: teddy@recompile.se-20120503201622-d9yezi9t17i00lio
* mandos-ctl: Use new string format method.  Bug fix: --version now
              shows the program name.

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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 © 2009-2012 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
# 
3
24
 
4
 
from __future__ import division, absolute_import, with_statement
 
25
from __future__ import (division, absolute_import, print_function,
 
26
                        unicode_literals)
5
27
 
6
28
import sys
7
29
import os
21
43
 
22
44
import locale
23
45
 
24
 
locale.setlocale(locale.LC_ALL, u'')
 
46
locale.setlocale(locale.LC_ALL, '')
25
47
 
26
48
import logging
27
49
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
28
50
 
29
51
# Some useful constants
30
 
domain = 'se.bsnet.fukt'
 
52
domain = 'se.recompile'
31
53
server_interface = domain + '.Mandos'
32
54
client_interface = domain + '.Mandos.Client'
33
 
version = "1.0.15"
 
55
version = "1.5.3"
34
56
 
35
57
# Always run in monochrome mode
36
58
urwid.curses_display.curses.has_colors = lambda : False
44
66
    "Parse an ISO 8601 date string to a datetime.datetime()"
45
67
    if not iso:
46
68
        return None
47
 
    d, t = iso.split(u"T", 1)
48
 
    year, month, day = d.split(u"-", 2)
49
 
    hour, minute, second = t.split(u":", 2)
 
69
    d, t = iso.split("T", 1)
 
70
    year, month, day = d.split("-", 2)
 
71
    hour, minute, second = t.split(":", 2)
50
72
    second, fraction = divmod(float(second), 1)
51
73
    return datetime.datetime(int(year),
52
74
                             int(month),
65
87
        self.proxy = proxy_object # Mandos Client proxy object
66
88
        
67
89
        self.properties = dict()
68
 
        self.proxy.connect_to_signal(u"PropertyChanged",
69
 
                                     self.property_changed,
70
 
                                     client_interface,
71
 
                                     byte_arrays=True)
 
90
        self.property_changed_match = (
 
91
            self.proxy.connect_to_signal("PropertyChanged",
 
92
                                         self.property_changed,
 
93
                                         client_interface,
 
94
                                         byte_arrays=True))
72
95
        
73
96
        self.properties.update(
74
97
            self.proxy.GetAll(client_interface,
75
98
                              dbus_interface = dbus.PROPERTIES_IFACE))
76
99
 
77
 
        #XXX This break good super behaviour!
 
100
        #XXX This breaks good super behaviour
78
101
#        super(MandosClientPropertyCache, self).__init__(
79
102
#            *args, **kwargs)
80
103
    
84
107
        """
85
108
        # Update properties dict with new value
86
109
        self.properties[property] = value
 
110
    
 
111
    def delete(self, *args, **kwargs):
 
112
        self.property_changed_match.remove()
 
113
        super(MandosClientPropertyCache, self).__init__(
 
114
            *args, **kwargs)
87
115
 
88
116
 
89
117
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
102
130
        self.logger = logger
103
131
        
104
132
        self._update_timer_callback_tag = None
105
 
        self.last_checker_failed = False
 
133
        self._update_timer_callback_lock = 0
106
134
        
107
135
        # The widget shown normally
108
 
        self._text_widget = urwid.Text(u"")
 
136
        self._text_widget = urwid.Text("")
109
137
        # The widget shown when we have focus
110
 
        self._focus_text_widget = urwid.Text(u"")
 
138
        self._focus_text_widget = urwid.Text("")
111
139
        super(MandosClientWidget, self).__init__(
112
140
            update_hook=update_hook, delete_hook=delete_hook,
113
141
            *args, **kwargs)
114
142
        self.update()
115
143
        self.opened = False
116
 
        self.proxy.connect_to_signal(u"CheckerCompleted",
117
 
                                     self.checker_completed,
118
 
                                     client_interface,
119
 
                                     byte_arrays=True)
120
 
        self.proxy.connect_to_signal(u"CheckerStarted",
121
 
                                     self.checker_started,
122
 
                                     client_interface,
123
 
                                     byte_arrays=True)
124
 
        self.proxy.connect_to_signal(u"GotSecret",
125
 
                                     self.got_secret,
126
 
                                     client_interface,
127
 
                                     byte_arrays=True)
128
 
        self.proxy.connect_to_signal(u"NeedApproval",
129
 
                                     self.need_approval,
130
 
                                     client_interface,
131
 
                                     byte_arrays=True)
132
 
        self.proxy.connect_to_signal(u"Rejected",
133
 
                                     self.rejected,
134
 
                                     client_interface,
135
 
                                     byte_arrays=True)
 
144
        
136
145
        last_checked_ok = isoformat_to_datetime(self.properties
137
 
                                                [u"LastCheckedOK"])
138
 
        if last_checked_ok is None:
139
 
            self.last_checker_failed = True
 
146
                                                ["LastCheckedOK"])
 
147
        
 
148
        if self.properties ["LastCheckerStatus"] != 0:
 
149
            self.using_timer(True)
 
150
        
 
151
        if self.need_approval:
 
152
            self.using_timer(True)
 
153
        
 
154
        self.match_objects = (
 
155
            self.proxy.connect_to_signal("CheckerCompleted",
 
156
                                         self.checker_completed,
 
157
                                         client_interface,
 
158
                                         byte_arrays=True),
 
159
            self.proxy.connect_to_signal("CheckerStarted",
 
160
                                         self.checker_started,
 
161
                                         client_interface,
 
162
                                         byte_arrays=True),
 
163
            self.proxy.connect_to_signal("GotSecret",
 
164
                                         self.got_secret,
 
165
                                         client_interface,
 
166
                                         byte_arrays=True),
 
167
            self.proxy.connect_to_signal("NeedApproval",
 
168
                                         self.need_approval,
 
169
                                         client_interface,
 
170
                                         byte_arrays=True),
 
171
            self.proxy.connect_to_signal("Rejected",
 
172
                                         self.rejected,
 
173
                                         client_interface,
 
174
                                         byte_arrays=True))
 
175
        #self.logger('Created client {0}'
 
176
        #            .format(self.properties["Name"]))
 
177
    
 
178
    def property_changed(self, property=None, value=None):
 
179
        super(self, MandosClientWidget).property_changed(property,
 
180
                                                         value)
 
181
        if property == "ApprovalPending":
 
182
            using_timer(bool(value))
 
183
        if property == "LastCheckerStatus":
 
184
            using_timer(value != 0)
 
185
            #self.logger('Checker for client {0} (command "{1}") was '
 
186
            #            ' successful'.format(self.properties["Name"],
 
187
            #                                 command))
 
188
    
 
189
    def using_timer(self, flag):
 
190
        """Call this method with True or False when timer should be
 
191
        activated or deactivated.
 
192
        """
 
193
        old = self._update_timer_callback_lock
 
194
        if flag:
 
195
            self._update_timer_callback_lock += 1
140
196
        else:
141
 
            self.last_checker_failed = ((datetime.datetime.utcnow()
142
 
                                         - last_checked_ok)
143
 
                                        > datetime.timedelta
144
 
                                        (milliseconds=
145
 
                                         self.properties
146
 
                                         [u"Interval"]))
147
 
        if self.last_checker_failed:
 
197
            self._update_timer_callback_lock -= 1
 
198
        if old == 0 and self._update_timer_callback_lock:
 
199
            # Will update the shown timer value every second
148
200
            self._update_timer_callback_tag = (gobject.timeout_add
149
201
                                               (1000,
150
202
                                                self.update_timer))
 
203
        elif old and self._update_timer_callback_lock == 0:
 
204
            gobject.source_remove(self._update_timer_callback_tag)
 
205
            self._update_timer_callback_tag = None
151
206
    
152
207
    def checker_completed(self, exitstatus, condition, command):
153
208
        if exitstatus == 0:
154
 
            if self.last_checker_failed:
155
 
                self.last_checker_failed = False
156
 
                gobject.source_remove(self._update_timer_callback_tag)
157
 
                self._update_timer_callback_tag = None
158
 
            self.logger(u'Checker for client %s (command "%s")'
159
 
                        u' was successful'
160
 
                        % (self.properties[u"Name"], command))
161
209
            self.update()
162
210
            return
163
211
        # Checker failed
164
 
        if not self.last_checker_failed:
165
 
            self.last_checker_failed = True
166
 
            self._update_timer_callback_tag = (gobject.timeout_add
167
 
                                               (1000,
168
 
                                                self.update_timer))
169
212
        if os.WIFEXITED(condition):
170
 
            self.logger(u'Checker for client %s (command "%s")'
171
 
                        u' failed with exit code %s'
172
 
                        % (self.properties[u"Name"], command,
173
 
                           os.WEXITSTATUS(condition)))
 
213
            self.logger('Checker for client {0} (command "{1}")'
 
214
                        ' failed with exit code {2}'
 
215
                        .format(self.properties["Name"], command,
 
216
                                os.WEXITSTATUS(condition)))
174
217
        elif os.WIFSIGNALED(condition):
175
 
            self.logger(u'Checker for client %s (command "%s")'
176
 
                        u' was killed by signal %s'
177
 
                        % (self.properties[u"Name"], command,
178
 
                           os.WTERMSIG(condition)))
 
218
            self.logger('Checker for client {0} (command "{1}") was'
 
219
                        ' killed by signal {2}'
 
220
                        .format(self.properties["Name"], command,
 
221
                                os.WTERMSIG(condition)))
179
222
        elif os.WCOREDUMP(condition):
180
 
            self.logger(u'Checker for client %s (command "%s")'
181
 
                        u' dumped core'
182
 
                        % (self.properties[u"Name"], command))
 
223
            self.logger('Checker for client {0} (command "{1}")'
 
224
                        ' dumped core'
 
225
                        .format(self.properties["Name"], command))
183
226
        else:
184
 
            self.logger(u'Checker for client %s completed'
185
 
                        u' mysteriously')
 
227
            self.logger('Checker for client {0} completed'
 
228
                        ' mysteriously'
 
229
                        .format(self.properties["Name"]))
186
230
        self.update()
187
231
    
188
232
    def checker_started(self, command):
189
 
        #self.logger(u'Client %s started checker "%s"'
190
 
        #            % (self.properties[u"Name"], unicode(command)))
 
233
        """Server signals that a checker started. This could be useful
 
234
           to log in the future. """
 
235
        #self.logger('Client {0} started checker "{1}"'
 
236
        #            .format(self.properties["Name"],
 
237
        #                    unicode(command)))
191
238
        pass
192
239
    
193
240
    def got_secret(self):
194
 
        self.last_checker_failed = False
195
 
        self.logger(u'Client %s received its secret'
196
 
                    % self.properties[u"Name"])
 
241
        self.logger('Client {0} received its secret'
 
242
                    .format(self.properties["Name"]))
197
243
    
198
244
    def need_approval(self, timeout, default):
199
245
        if not default:
200
 
            message = u'Client %s needs approval within %s seconds'
 
246
            message = 'Client {0} needs approval within {1} seconds'
201
247
        else:
202
 
            message = u'Client %s will get its secret in %s seconds'
203
 
        self.logger(message
204
 
                    % (self.properties[u"Name"], timeout/1000))
 
248
            message = 'Client {0} will get its secret in {1} seconds'
 
249
        self.logger(message.format(self.properties["Name"],
 
250
                                   timeout/1000))
 
251
        self.using_timer(True)
205
252
    
206
253
    def rejected(self, reason):
207
 
        self.logger(u'Client %s was rejected; reason: %s'
208
 
                    % (self.properties[u"Name"], reason))
 
254
        self.logger('Client {0} was rejected; reason: {1}'
 
255
                    .format(self.properties["Name"], reason))
209
256
    
210
257
    def selectable(self):
211
258
        """Make this a "selectable" widget.
212
259
        This overrides the method from urwid.FlowWidget."""
213
260
        return True
214
261
    
215
 
    def rows(self, (maxcol,), focus=False):
 
262
    def rows(self, maxcolrow, focus=False):
216
263
        """How many rows this widget will occupy might depend on
217
264
        whether we have focus or not.
218
265
        This overrides the method from urwid.FlowWidget"""
219
 
        return self.current_widget(focus).rows((maxcol,), focus=focus)
 
266
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
220
267
    
221
268
    def current_widget(self, focus=False):
222
269
        if focus or self.opened:
226
273
    def update(self):
227
274
        "Called when what is visible on the screen should be updated."
228
275
        # How to add standout mode to a style
229
 
        with_standout = { u"normal": u"standout",
230
 
                          u"bold": u"bold-standout",
231
 
                          u"underline-blink":
232
 
                              u"underline-blink-standout",
233
 
                          u"bold-underline-blink":
234
 
                              u"bold-underline-blink-standout",
 
276
        with_standout = { "normal": "standout",
 
277
                          "bold": "bold-standout",
 
278
                          "underline-blink":
 
279
                              "underline-blink-standout",
 
280
                          "bold-underline-blink":
 
281
                              "bold-underline-blink-standout",
235
282
                          }
236
283
 
237
284
        # Rebuild focus and non-focus widgets using current properties
238
285
 
239
286
        # Base part of a client. Name!
240
 
        base = (u'%(name)s: '
241
 
                      % {u"name": self.properties[u"Name"]})
242
 
        if not self.properties[u"Enabled"]:
243
 
            message = u"DISABLED"
244
 
        elif self.properties[u"ApprovalPending"]:
245
 
            if self.properties[u"ApprovedByDefault"]:
246
 
                message = u"Connection established to client. (d)eny?"
247
 
            else:
248
 
                message = u"Seeks approval to send secret. (a)pprove?"
249
 
        elif self.last_checker_failed:
 
287
        base = '{name}: '.format(name=self.properties["Name"])
 
288
        if not self.properties["Enabled"]:
 
289
            message = "DISABLED"
 
290
        elif self.properties["ApprovalPending"]:
250
291
            timeout = datetime.timedelta(milliseconds
251
292
                                         = self.properties
252
 
                                         [u"Timeout"])
253
 
            last_ok = isoformat_to_datetime(
254
 
                max((self.properties[u"LastCheckedOK"]
255
 
                     or self.properties[u"Created"]),
256
 
                    self.properties[u"LastEnabled"]))
257
 
            timer = timeout - (datetime.datetime.utcnow() - last_ok)
258
 
            message = (u'A checker has failed! Time until client'
259
 
                       u' gets diabled: %s'
260
 
                           % unicode(timer).rsplit(".", 1)[0])
 
293
                                         ["ApprovalDelay"])
 
294
            last_approval_request = isoformat_to_datetime(
 
295
                self.properties["LastApprovalRequest"])
 
296
            if last_approval_request is not None:
 
297
                timer = timeout - (datetime.datetime.utcnow()
 
298
                                   - last_approval_request)
 
299
            else:
 
300
                timer = datetime.timedelta()
 
301
            if self.properties["ApprovedByDefault"]:
 
302
                message = "Approval in {0}. (d)eny?"
 
303
            else:
 
304
                message = "Denial in {0}. (a)pprove?"
 
305
            message = message.format(unicode(timer).rsplit(".", 1)[0])
 
306
        elif self.properties["LastCheckerStatus"] != 0:
 
307
            # When checker has failed, print a timer until client expires
 
308
            expires = self.properties["Expires"]
 
309
            if expires == "":
 
310
                timer = datetime.timedelta(0)
 
311
            else:
 
312
                expires = datetime.datetime.strptime(expires,
 
313
                                                     '%Y-%m-%dT%H:%M:%S.%f')
 
314
                timer = expires - datetime.datetime.utcnow()
 
315
            message = ('A checker has failed! Time until client'
 
316
                       ' gets disabled: {0}'
 
317
                       .format(unicode(timer).rsplit(".", 1)[0]))
261
318
        else:
262
 
            message = u"enabled"
263
 
        self._text = "%s%s" % (base, message)
 
319
            message = "enabled"
 
320
        self._text = "{0}{1}".format(base, message)
264
321
            
265
322
        if not urwid.supports_unicode():
266
323
            self._text = self._text.encode("ascii", "replace")
267
 
        textlist = [(u"normal", self._text)]
 
324
        textlist = [("normal", self._text)]
268
325
        self._text_widget.set_text(textlist)
269
326
        self._focus_text_widget.set_text([(with_standout[text[0]],
270
327
                                           text[1])
279
336
            self.update_hook()
280
337
    
281
338
    def update_timer(self):
282
 
        "called by gobject"
 
339
        """called by gobject. Will indefinitely loop until
 
340
        gobject.source_remove() on tag is called"""
283
341
        self.update()
284
342
        return True             # Keep calling this
285
343
    
286
 
    def delete(self):
 
344
    def delete(self, *args, **kwargs):
287
345
        if self._update_timer_callback_tag is not None:
288
346
            gobject.source_remove(self._update_timer_callback_tag)
289
347
            self._update_timer_callback_tag = None
 
348
        for match in self.match_objects:
 
349
            match.remove()
 
350
        self.match_objects = ()
290
351
        if self.delete_hook is not None:
291
352
            self.delete_hook(self)
 
353
        return super(MandosClientWidget, self).delete(*args, **kwargs)
292
354
    
293
 
    def render(self, (maxcol,), focus=False):
 
355
    def render(self, maxcolrow, focus=False):
294
356
        """Render differently if we have focus.
295
357
        This overrides the method from urwid.FlowWidget"""
296
 
        return self.current_widget(focus).render((maxcol,),
 
358
        return self.current_widget(focus).render(maxcolrow,
297
359
                                                 focus=focus)
298
360
    
299
 
    def keypress(self, (maxcol,), key):
 
361
    def keypress(self, maxcolrow, key):
300
362
        """Handle keys.
301
363
        This overrides the method from urwid.FlowWidget"""
302
 
        if key == u"+":
303
 
            self.proxy.Enable(dbus_interface = client_interface)
304
 
        elif key == u"-":
305
 
            self.proxy.Disable(dbus_interface = client_interface)
306
 
        elif key == u"a":
 
364
        if key == "+":
 
365
            self.proxy.Enable(dbus_interface = client_interface,
 
366
                              ignore_reply=True)
 
367
        elif key == "-":
 
368
            self.proxy.Disable(dbus_interface = client_interface,
 
369
                               ignore_reply=True)
 
370
        elif key == "a":
307
371
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
308
 
                               dbus_interface = client_interface)
309
 
        elif key == u"d":
 
372
                               dbus_interface = client_interface,
 
373
                               ignore_reply=True)
 
374
        elif key == "d":
310
375
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
311
 
                                  dbus_interface = client_interface)
312
 
        elif key == u"r" or key == u"_" or key == u"ctrl k":
 
376
                                  dbus_interface = client_interface,
 
377
                               ignore_reply=True)
 
378
        elif key == "R" or key == "_" or key == "ctrl k":
313
379
            self.server_proxy_object.RemoveClient(self.proxy
314
 
                                                  .object_path)
315
 
        elif key == u"s":
316
 
            self.proxy.StartChecker(dbus_interface = client_interface)
317
 
        elif key == u"S":
318
 
            self.proxy.StopChecker(dbus_interface = client_interface)
319
 
        elif key == u"C":
320
 
            self.proxy.CheckedOK(dbus_interface = client_interface)
 
380
                                                  .object_path,
 
381
                                                  ignore_reply=True)
 
382
        elif key == "s":
 
383
            self.proxy.StartChecker(dbus_interface = client_interface,
 
384
                                    ignore_reply=True)
 
385
        elif key == "S":
 
386
            self.proxy.StopChecker(dbus_interface = client_interface,
 
387
                                   ignore_reply=True)
 
388
        elif key == "C":
 
389
            self.proxy.CheckedOK(dbus_interface = client_interface,
 
390
                                 ignore_reply=True)
321
391
        # xxx
322
 
#         elif key == u"p" or key == "=":
 
392
#         elif key == "p" or key == "=":
323
393
#             self.proxy.pause()
324
 
#         elif key == u"u" or key == ":":
 
394
#         elif key == "u" or key == ":":
325
395
#             self.proxy.unpause()
326
 
#         elif key == u"RET":
 
396
#         elif key == "RET":
327
397
#             self.open()
328
 
#        elif key == u"+":
329
 
#            self.proxy.Approve(True)
330
 
#        elif key == u"-":
331
 
#            self.proxy.Approve(False)
332
398
        else:
333
399
            return key
334
400
    
349
415
    "down" key presses, thus not allowing any containing widgets to
350
416
    use them as an excuse to shift focus away from this widget.
351
417
    """
352
 
    def keypress(self, (maxcol, maxrow), key):
353
 
        ret = super(ConstrainedListBox, self).keypress((maxcol,
354
 
                                                        maxrow), key)
355
 
        if ret in (u"up", u"down"):
 
418
    def keypress(self, maxcolrow, key):
 
419
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
 
420
        if ret in ("up", "down"):
356
421
            return
357
422
        return ret
358
423
 
367
432
        self.screen = urwid.curses_display.Screen()
368
433
        
369
434
        self.screen.register_palette((
370
 
                (u"normal",
371
 
                 u"default", u"default", None),
372
 
                (u"bold",
373
 
                 u"default", u"default", u"bold"),
374
 
                (u"underline-blink",
375
 
                 u"default", u"default", u"underline"),
376
 
                (u"standout",
377
 
                 u"default", u"default", u"standout"),
378
 
                (u"bold-underline-blink",
379
 
                 u"default", u"default", (u"bold", u"underline")),
380
 
                (u"bold-standout",
381
 
                 u"default", u"default", (u"bold", u"standout")),
382
 
                (u"underline-blink-standout",
383
 
                 u"default", u"default", (u"underline", u"standout")),
384
 
                (u"bold-underline-blink-standout",
385
 
                 u"default", u"default", (u"bold", u"underline",
386
 
                                          u"standout")),
 
435
                ("normal",
 
436
                 "default", "default", None),
 
437
                ("bold",
 
438
                 "default", "default", "bold"),
 
439
                ("underline-blink",
 
440
                 "default", "default", "underline"),
 
441
                ("standout",
 
442
                 "default", "default", "standout"),
 
443
                ("bold-underline-blink",
 
444
                 "default", "default", ("bold", "underline")),
 
445
                ("bold-standout",
 
446
                 "default", "default", ("bold", "standout")),
 
447
                ("underline-blink-standout",
 
448
                 "default", "default", ("underline", "standout")),
 
449
                ("bold-underline-blink-standout",
 
450
                 "default", "default", ("bold", "underline",
 
451
                                          "standout")),
387
452
                ))
388
453
        
389
454
        if urwid.supports_unicode():
390
 
            self.divider = u"─" # \u2500
391
 
            #self.divider = u"━" # \u2501
 
455
            self.divider = "─" # \u2500
 
456
            #self.divider = "━" # \u2501
392
457
        else:
393
 
            #self.divider = u"-" # \u002d
394
 
            self.divider = u"_" # \u005f
 
458
            #self.divider = "-" # \u002d
 
459
            self.divider = "_" # \u005f
395
460
        
396
461
        self.screen.start()
397
462
        
411
476
        # This keeps track of whether self.uilist currently has
412
477
        # self.logbox in it or not
413
478
        self.log_visible = True
414
 
        self.log_wrap = u"any"
 
479
        self.log_wrap = "any"
415
480
        
416
481
        self.rebuild()
417
 
        self.log_message_raw((u"bold",
418
 
                              u"Mandos Monitor version " + version))
419
 
        self.log_message_raw((u"bold",
420
 
                              u"q: Quit  ?: Help"))
 
482
        self.log_message_raw(("bold",
 
483
                              "Mandos Monitor version " + version))
 
484
        self.log_message_raw(("bold",
 
485
                              "q: Quit  ?: Help"))
421
486
        
422
487
        self.busname = domain + '.Mandos'
423
488
        self.main_loop = gobject.MainLoop()
424
 
        self.bus = dbus.SystemBus()
425
 
        mandos_dbus_objc = self.bus.get_object(
426
 
            self.busname, u"/", follow_name_owner_changes=True)
427
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
428
 
                                          dbus_interface
429
 
                                          = server_interface)
430
 
        try:
431
 
            mandos_clients = (self.mandos_serv
432
 
                              .GetAllClientsWithProperties())
433
 
        except dbus.exceptions.DBusException:
434
 
            mandos_clients = dbus.Dictionary()
435
 
        
436
 
        (self.mandos_serv
437
 
         .connect_to_signal(u"ClientRemoved",
438
 
                            self.find_and_remove_client,
439
 
                            dbus_interface=server_interface,
440
 
                            byte_arrays=True))
441
 
        (self.mandos_serv
442
 
         .connect_to_signal(u"ClientAdded",
443
 
                            self.add_new_client,
444
 
                            dbus_interface=server_interface,
445
 
                            byte_arrays=True))
446
 
        (self.mandos_serv
447
 
         .connect_to_signal(u"ClientNotFound",
448
 
                            self.client_not_found,
449
 
                            dbus_interface=server_interface,
450
 
                            byte_arrays=True))
451
 
        for path, client in mandos_clients.iteritems():
452
 
            client_proxy_object = self.bus.get_object(self.busname,
453
 
                                                      path)
454
 
            self.add_client(MandosClientWidget(server_proxy_object
455
 
                                               =self.mandos_serv,
456
 
                                               proxy_object
457
 
                                               =client_proxy_object,
458
 
                                               properties=client,
459
 
                                               update_hook
460
 
                                               =self.refresh,
461
 
                                               delete_hook
462
 
                                               =self.remove_client,
463
 
                                               logger
464
 
                                               =self.log_message),
465
 
                            path=path)
466
489
    
467
490
    def client_not_found(self, fingerprint, address):
468
 
        self.log_message((u"Client with address %s and fingerprint %s"
469
 
                          u" could not be found" % (address,
470
 
                                                    fingerprint)))
 
491
        self.log_message("Client with address {0} and fingerprint"
 
492
                         " {1} could not be found"
 
493
                         .format(address, fingerprint))
471
494
    
472
495
    def rebuild(self):
473
496
        """This rebuilds the User Interface.
483
506
                                                     self.divider)))
484
507
        if self.log_visible:
485
508
            self.uilist.append(self.logbox)
486
 
            pass
487
509
        self.topwidget = urwid.Pile(self.uilist)
488
510
    
489
511
    def log_message(self, message):
490
512
        timestamp = datetime.datetime.now().isoformat()
491
 
        self.log_message_raw(timestamp + u": " + message)
 
513
        self.log_message_raw(timestamp + ": " + message)
492
514
    
493
515
    def log_message_raw(self, markup):
494
516
        """Add a log message to the log buffer."""
497
519
            and len(self.log) > self.max_log_length):
498
520
            del self.log[0:len(self.log)-self.max_log_length-1]
499
521
        self.logbox.set_focus(len(self.logbox.body.contents),
500
 
                              coming_from=u"above")
 
522
                              coming_from="above")
501
523
        self.refresh()
502
524
    
503
525
    def toggle_log_display(self):
504
526
        """Toggle visibility of the log buffer."""
505
527
        self.log_visible = not self.log_visible
506
528
        self.rebuild()
507
 
        self.log_message(u"Log visibility changed to: "
508
 
                         + unicode(self.log_visible))
 
529
        #self.log_message("Log visibility changed to: "
 
530
        #                 + unicode(self.log_visible))
509
531
    
510
532
    def change_log_display(self):
511
533
        """Change type of log display.
512
534
        Currently, this toggles wrapping of text lines."""
513
 
        if self.log_wrap == u"clip":
514
 
            self.log_wrap = u"any"
 
535
        if self.log_wrap == "clip":
 
536
            self.log_wrap = "any"
515
537
        else:
516
 
            self.log_wrap = u"clip"
 
538
            self.log_wrap = "clip"
517
539
        for textwidget in self.log:
518
540
            textwidget.set_wrap_mode(self.log_wrap)
519
 
        self.log_message(u"Wrap mode: " + self.log_wrap)
 
541
        #self.log_message("Wrap mode: " + self.log_wrap)
520
542
    
521
543
    def find_and_remove_client(self, path, name):
522
 
        """Find an client from its object path and remove it.
 
544
        """Find a client by its object path and remove it.
523
545
        
524
546
        This is connected to the ClientRemoved signal from the
525
547
        Mandos server object."""
527
549
            client = self.clients_dict[path]
528
550
        except KeyError:
529
551
            # not found?
 
552
            self.log_message("Unknown client {0!r} ({1!r}) removed"
 
553
                             .format(name, path))
530
554
            return
531
 
        self.remove_client(client, path)
 
555
        client.delete()
532
556
    
533
557
    def add_new_client(self, path):
534
558
        client_proxy_object = self.bus.get_object(self.busname, path)
549
573
        if path is None:
550
574
            path = client.proxy.object_path
551
575
        self.clients_dict[path] = client
552
 
        self.clients.sort(None, lambda c: c.properties[u"Name"])
 
576
        self.clients.sort(None, lambda c: c.properties["Name"])
553
577
        self.refresh()
554
578
    
555
579
    def remove_client(self, client, path=None):
571
595
    
572
596
    def run(self):
573
597
        """Start the main loop and exit when it's done."""
 
598
        self.bus = dbus.SystemBus()
 
599
        mandos_dbus_objc = self.bus.get_object(
 
600
            self.busname, "/", follow_name_owner_changes=True)
 
601
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
602
                                          dbus_interface
 
603
                                          = server_interface)
 
604
        try:
 
605
            mandos_clients = (self.mandos_serv
 
606
                              .GetAllClientsWithProperties())
 
607
        except dbus.exceptions.DBusException:
 
608
            mandos_clients = dbus.Dictionary()
 
609
        
 
610
        (self.mandos_serv
 
611
         .connect_to_signal("ClientRemoved",
 
612
                            self.find_and_remove_client,
 
613
                            dbus_interface=server_interface,
 
614
                            byte_arrays=True))
 
615
        (self.mandos_serv
 
616
         .connect_to_signal("ClientAdded",
 
617
                            self.add_new_client,
 
618
                            dbus_interface=server_interface,
 
619
                            byte_arrays=True))
 
620
        (self.mandos_serv
 
621
         .connect_to_signal("ClientNotFound",
 
622
                            self.client_not_found,
 
623
                            dbus_interface=server_interface,
 
624
                            byte_arrays=True))
 
625
        for path, client in mandos_clients.iteritems():
 
626
            client_proxy_object = self.bus.get_object(self.busname,
 
627
                                                      path)
 
628
            self.add_client(MandosClientWidget(server_proxy_object
 
629
                                               =self.mandos_serv,
 
630
                                               proxy_object
 
631
                                               =client_proxy_object,
 
632
                                               properties=client,
 
633
                                               update_hook
 
634
                                               =self.refresh,
 
635
                                               delete_hook
 
636
                                               =self.remove_client,
 
637
                                               logger
 
638
                                               =self.log_message),
 
639
                            path=path)
 
640
 
574
641
        self.refresh()
575
642
        self._input_callback_tag = (gobject.io_add_watch
576
643
                                    (sys.stdin.fileno(),
586
653
    
587
654
    def process_input(self, source, condition):
588
655
        keys = self.screen.get_input()
589
 
        translations = { u"ctrl n": u"down",      # Emacs
590
 
                         u"ctrl p": u"up",        # Emacs
591
 
                         u"ctrl v": u"page down", # Emacs
592
 
                         u"meta v": u"page up",   # Emacs
593
 
                         u" ": u"page down",      # less
594
 
                         u"f": u"page down",      # less
595
 
                         u"b": u"page up",        # less
596
 
                         u"j": u"down",           # vi
597
 
                         u"k": u"up",             # vi
 
656
        translations = { "ctrl n": "down",      # Emacs
 
657
                         "ctrl p": "up",        # Emacs
 
658
                         "ctrl v": "page down", # Emacs
 
659
                         "meta v": "page up",   # Emacs
 
660
                         " ": "page down",      # less
 
661
                         "f": "page down",      # less
 
662
                         "b": "page up",        # less
 
663
                         "j": "down",           # vi
 
664
                         "k": "up",             # vi
598
665
                         }
599
666
        for key in keys:
600
667
            try:
602
669
            except KeyError:    # :-)
603
670
                pass
604
671
            
605
 
            if key == u"q" or key == u"Q":
 
672
            if key == "q" or key == "Q":
606
673
                self.stop()
607
674
                break
608
 
            elif key == u"window resize":
 
675
            elif key == "window resize":
609
676
                self.size = self.screen.get_cols_rows()
610
677
                self.refresh()
611
 
            elif key == u"\f":  # Ctrl-L
 
678
            elif key == "\f":  # Ctrl-L
612
679
                self.refresh()
613
 
            elif key == u"l" or key == u"D":
 
680
            elif key == "l" or key == "D":
614
681
                self.toggle_log_display()
615
682
                self.refresh()
616
 
            elif key == u"w" or key == u"i":
 
683
            elif key == "w" or key == "i":
617
684
                self.change_log_display()
618
685
                self.refresh()
619
 
            elif key == u"?" or key == u"f1" or key == u"esc":
 
686
            elif key == "?" or key == "f1" or key == "esc":
620
687
                if not self.log_visible:
621
688
                    self.log_visible = True
622
689
                    self.rebuild()
623
 
                self.log_message_raw((u"bold",
624
 
                                      u"  ".
625
 
                                      join((u"q: Quit",
626
 
                                            u"?: Help",
627
 
                                            u"l: Log window toggle",
628
 
                                            u"TAB: Switch window",
629
 
                                            u"w: Wrap (log)"))))
630
 
                self.log_message_raw((u"bold",
631
 
                                      u"  "
632
 
                                      .join((u"Clients:",
633
 
                                             u"+: Enable",
634
 
                                             u"-: Disable",
635
 
                                             u"r: Remove",
636
 
                                             u"s: Start new checker",
637
 
                                             u"S: Stop checker",
638
 
                                             u"C: Checker OK",
639
 
                                             u"a: Approve",
640
 
                                             u"d: Deny"))))
 
690
                self.log_message_raw(("bold",
 
691
                                      "  ".
 
692
                                      join(("q: Quit",
 
693
                                            "?: Help",
 
694
                                            "l: Log window toggle",
 
695
                                            "TAB: Switch window",
 
696
                                            "w: Wrap (log)"))))
 
697
                self.log_message_raw(("bold",
 
698
                                      "  "
 
699
                                      .join(("Clients:",
 
700
                                             "+: Enable",
 
701
                                             "-: Disable",
 
702
                                             "R: Remove",
 
703
                                             "s: Start new checker",
 
704
                                             "S: Stop checker",
 
705
                                             "C: Checker OK",
 
706
                                             "a: Approve",
 
707
                                             "d: Deny"))))
641
708
                self.refresh()
642
 
            elif key == u"tab":
 
709
            elif key == "tab":
643
710
                if self.topwidget.get_focus() is self.logbox:
644
711
                    self.topwidget.set_focus(0)
645
712
                else:
646
713
                    self.topwidget.set_focus(self.logbox)
647
714
                self.refresh()
648
 
            #elif (key == u"end" or key == u"meta >" or key == u"G"
649
 
            #      or key == u">"):
 
715
            #elif (key == "end" or key == "meta >" or key == "G"
 
716
            #      or key == ">"):
650
717
            #    pass            # xxx end-of-buffer
651
 
            #elif (key == u"home" or key == u"meta <" or key == u"g"
652
 
            #      or key == u"<"):
 
718
            #elif (key == "home" or key == "meta <" or key == "g"
 
719
            #      or key == "<"):
653
720
            #    pass            # xxx beginning-of-buffer
654
 
            #elif key == u"ctrl e" or key == u"$":
 
721
            #elif key == "ctrl e" or key == "$":
655
722
            #    pass            # xxx move-end-of-line
656
 
            #elif key == u"ctrl a" or key == u"^":
 
723
            #elif key == "ctrl a" or key == "^":
657
724
            #    pass            # xxx move-beginning-of-line
658
 
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
 
725
            #elif key == "ctrl b" or key == "meta (" or key == "h":
659
726
            #    pass            # xxx left
660
 
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
 
727
            #elif key == "ctrl f" or key == "meta )" or key == "l":
661
728
            #    pass            # xxx right
662
 
            #elif key == u"a":
 
729
            #elif key == "a":
663
730
            #    pass            # scroll up log
664
 
            #elif key == u"z":
 
731
            #elif key == "z":
665
732
            #    pass            # scroll down log
666
733
            elif self.topwidget.selectable():
667
734
                self.topwidget.keypress(self.size, key)