162
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                                         client_interface,
 
163
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                                         byte_arrays=True))
 
164
 
        #self.logger('Created client {0}'
 
165
 
        #            .format(self.properties["Name"]))
 
 
164
        self.logger('Created client {}'
 
 
165
                    .format(self.properties["Name"]), level=0)
 
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    def using_timer(self, flag):
 
168
168
        """Call this method with True or False when timer should be
 
 
180
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    def checker_completed(self, exitstatus, condition, command):
 
181
181
        if exitstatus == 0:
 
 
182
            self.logger('Checker for client {} (command "{}")'
 
 
183
                        ' succeeded'.format(self.properties["Name"],
 
185
188
        if os.WIFEXITED(condition):
 
186
 
            self.logger('Checker for client {0} (command "{1}")'
 
187
 
                        ' failed with exit code {2}'
 
 
189
            self.logger('Checker for client {} (command "{}") failed'
 
188
191
                        .format(self.properties["Name"], command,
 
189
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                                os.WEXITSTATUS(condition)))
 
190
193
        elif os.WIFSIGNALED(condition):
 
191
 
            self.logger('Checker for client {0} (command "{1}") was'
 
192
 
                        ' killed by signal {2}'
 
 
194
            self.logger('Checker for client {} (command "{}") was'
 
 
195
                        ' killed by signal {}'
 
193
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                        .format(self.properties["Name"], command,
 
194
197
                                os.WTERMSIG(condition)))
 
195
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        elif os.WCOREDUMP(condition):
 
196
 
            self.logger('Checker for client {0} (command "{1}")'
 
198
 
                        .format(self.properties["Name"], command))
 
 
199
            self.logger('Checker for client {} (command "{}") dumped'
 
 
200
                        ' core'.format(self.properties["Name"],
 
200
 
            self.logger('Checker for client {0} completed'
 
 
203
            self.logger('Checker for client {} completed'
 
202
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                        .format(self.properties["Name"]))
 
205
208
    def checker_started(self, command):
 
206
 
        """Server signals that a checker started. This could be useful
 
207
 
           to log in the future. """
 
208
 
        #self.logger('Client {0} started checker "{1}"'
 
209
 
        #            .format(self.properties["Name"],
 
 
209
        """Server signals that a checker started."""
 
 
210
        self.logger('Client {} started checker "{}"'
 
 
211
                    .format(self.properties["Name"],
 
213
214
    def got_secret(self):
 
214
 
        self.logger('Client {0} received its secret'
 
 
215
        self.logger('Client {} received its secret'
 
215
216
                    .format(self.properties["Name"]))
 
217
218
    def need_approval(self, timeout, default):
 
219
 
            message = 'Client {0} needs approval within {1} seconds'
 
 
220
            message = 'Client {} needs approval within {} seconds'
 
221
 
            message = 'Client {0} will get its secret in {1} seconds'
 
 
222
            message = 'Client {} will get its secret in {} seconds'
 
222
223
        self.logger(message.format(self.properties["Name"],
 
225
226
    def rejected(self, reason):
 
226
 
        self.logger('Client {0} was rejected; reason: {1}'
 
 
227
        self.logger('Client {} was rejected; reason: {}'
 
227
228
                    .format(self.properties["Name"], reason))
 
229
230
    def selectable(self):
 
 
274
275
                timer = datetime.timedelta()
 
275
276
            if self.properties["ApprovedByDefault"]:
 
276
 
                message = "Approval in {0}. (d)eny?"
 
 
277
                message = "Approval in {}. (d)eny?"
 
278
 
                message = "Denial in {0}. (a)pprove?"
 
 
279
                message = "Denial in {}. (a)pprove?"
 
279
280
            message = message.format(str(timer).rsplit(".", 1)[0])
 
280
281
            self.using_timer(True)
 
281
282
        elif self.properties["LastCheckerStatus"] != 0:
 
 
289
290
                timer = max(expires - datetime.datetime.utcnow(),
 
290
291
                            datetime.timedelta())
 
291
292
            message = ('A checker has failed! Time until client'
 
292
 
                       ' gets disabled: {0}'
 
293
294
                       .format(str(timer).rsplit(".", 1)[0]))
 
294
295
            self.using_timer(True)
 
296
297
            message = "enabled"
 
297
298
            self.using_timer(False)
 
298
 
        self._text = "{0}{1}".format(base, message)
 
 
299
        self._text = "{}{}".format(base, message)
 
300
301
        if not urwid.supports_unicode():
 
301
302
            self._text = self._text.encode("ascii", "replace")
 
 
403
404
    """This is the entire user interface - the whole screen
 
404
405
    with boxes, lists of client widgets, etc.
 
406
 
    def __init__(self, max_log_length=1000):
 
 
407
    def __init__(self, max_log_length=1000, log_level=1):
 
407
408
        DBusGMainLoop(set_as_default=True)
 
409
410
        self.screen = urwid.curses_display.Screen()
 
 
466
469
        self.main_loop = gobject.MainLoop()
 
468
471
    def client_not_found(self, fingerprint, address):
 
469
 
        self.log_message("Client with address {0} and fingerprint"
 
470
 
                         " {1} could not be found"
 
 
472
        self.log_message("Client with address {} and fingerprint {}"
 
 
473
                         " could not be found"
 
471
474
                         .format(address, fingerprint))
 
473
476
    def rebuild(self):
 
 
486
489
            self.uilist.append(self.logbox)
 
487
490
        self.topwidget = urwid.Pile(self.uilist)
 
489
 
    def log_message(self, message):
 
 
492
    def log_message(self, message, level=1):
 
490
493
        """Log message formatted with timestamp"""
 
 
494
        if level < self.log_level:
 
491
496
        timestamp = datetime.datetime.now().isoformat()
 
492
 
        self.log_message_raw(timestamp + ": " + message)
 
 
497
        self.log_message_raw("{}: {}".format(timestamp, message),
 
494
 
    def log_message_raw(self, markup):
 
 
500
    def log_message_raw(self, markup, level=1):
 
495
501
        """Add a log message to the log buffer."""
 
 
502
        if level < self.log_level:
 
496
504
        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
 
497
505
        if (self.max_log_length
 
498
506
            and len(self.log) > self.max_log_length):
 
 
505
513
        """Toggle visibility of the log buffer."""
 
506
514
        self.log_visible = not self.log_visible
 
508
 
        #self.log_message("Log visibility changed to: "
 
509
 
        #                 + str(self.log_visible))
 
 
516
        self.log_message("Log visibility changed to: {}"
 
 
517
                         .format(self.log_visible), level=0)
 
511
519
    def change_log_display(self):
 
512
520
        """Change type of log display.
 
 
517
525
            self.log_wrap = "clip"
 
518
526
        for textwidget in self.log:
 
519
527
            textwidget.set_wrap_mode(self.log_wrap)
 
520
 
        #self.log_message("Wrap mode: " + self.log_wrap)
 
 
528
        self.log_message("Wrap mode: {}".format(self.log_wrap),
 
522
531
    def find_and_remove_client(self, path, name):
 
523
532
        """Find a client by its object path and remove it.