/mandos/trunk

To get this branch, use:
bzr branch http://bzr.recompile.se/loggerhead/mandos/trunk

« back to all changes in this revision

Viewing changes to mandos-monitor

  • Committer: Teddy Hogeborn
  • Date: 2012-05-17 01:55:58 UTC
  • Revision ID: teddy@recompile.se-20120517015558-5703p8nkquc2rhgd
* .bzrignore (statedir): Added.

Show diffs side-by-side

added added

removed removed

Lines of Context:
17
17
#     GNU General Public License for more details.
18
18
19
19
# You should have received a copy of the GNU General Public License
20
 
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
20
# along with this program.  If not, see
 
21
# <http://www.gnu.org/licenses/>.
21
22
22
23
# Contact the authors at <mandos@recompile.se>.
23
24
25
26
from __future__ import (division, absolute_import, print_function,
26
27
                        unicode_literals)
27
28
 
 
29
from future_builtins import *
 
30
 
28
31
import sys
29
32
import os
30
33
import signal
83
86
    properties and calls a hook function when any of them are
84
87
    changed.
85
88
    """
86
 
    def __init__(self, proxy_object=None, *args, **kwargs):
 
89
    def __init__(self, proxy_object=None, properties=None, **kwargs):
87
90
        self.proxy = proxy_object # Mandos Client proxy object
88
 
        
89
 
        self.properties = dict()
 
91
        self.properties = dict() if properties is None else properties
90
92
        self.property_changed_match = (
91
93
            self.proxy.connect_to_signal("PropertyChanged",
92
 
                                         self.property_changed,
 
94
                                         self._property_changed,
93
95
                                         client_interface,
94
96
                                         byte_arrays=True))
95
97
        
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)
 
98
        if properties is None:
 
99
            self.properties.update(
 
100
                self.proxy.GetAll(client_interface,
 
101
                                  dbus_interface
 
102
                                  = dbus.PROPERTIES_IFACE))
 
103
        
 
104
        super(MandosClientPropertyCache, self).__init__(**kwargs)
 
105
    
 
106
    def _property_changed(self, property, value):
 
107
        """Helper which takes positional arguments"""
 
108
        return self.property_changed(property=property, value=value)
103
109
    
104
110
    def property_changed(self, property=None, value=None):
105
111
        """This is called whenever we get a PropertyChanged signal
108
114
        # Update properties dict with new value
109
115
        self.properties[property] = value
110
116
    
111
 
    def delete(self, *args, **kwargs):
 
117
    def delete(self):
112
118
        self.property_changed_match.remove()
113
 
        super(MandosClientPropertyCache, self).__init__(
114
 
            *args, **kwargs)
115
119
 
116
120
 
117
121
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
119
123
    """
120
124
    
121
125
    def __init__(self, server_proxy_object=None, update_hook=None,
122
 
                 delete_hook=None, logger=None, *args, **kwargs):
 
126
                 delete_hook=None, logger=None, **kwargs):
123
127
        # Called on update
124
128
        self.update_hook = update_hook
125
129
        # Called on delete
130
134
        self.logger = logger
131
135
        
132
136
        self._update_timer_callback_tag = None
133
 
        self._update_timer_callback_lock = 0
134
137
        
135
138
        # The widget shown normally
136
139
        self._text_widget = urwid.Text("")
137
140
        # The widget shown when we have focus
138
141
        self._focus_text_widget = urwid.Text("")
139
 
        super(MandosClientWidget, self).__init__(
140
 
            update_hook=update_hook, delete_hook=delete_hook,
141
 
            *args, **kwargs)
 
142
        super(MandosClientWidget, self).__init__(**kwargs)
142
143
        self.update()
143
144
        self.opened = False
144
145
        
145
 
        last_checked_ok = isoformat_to_datetime(self.properties
146
 
                                                ["LastCheckedOK"])
147
 
        
148
 
        if self.properties ["LastCheckerStatus"] != 0:
149
 
            self.using_timer(True)
150
 
        
151
 
        if self.need_approval:
152
 
            self.using_timer(True)
153
 
        
154
146
        self.match_objects = (
155
147
            self.proxy.connect_to_signal("CheckerCompleted",
156
148
                                         self.checker_completed,
175
167
        #self.logger('Created client {0}'
176
168
        #            .format(self.properties["Name"]))
177
169
    
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
170
    def using_timer(self, flag):
190
171
        """Call this method with True or False when timer should be
191
172
        activated or deactivated.
192
173
        """
193
 
        old = self._update_timer_callback_lock
194
 
        if flag:
195
 
            self._update_timer_callback_lock += 1
196
 
        else:
197
 
            self._update_timer_callback_lock -= 1
198
 
        if old == 0 and self._update_timer_callback_lock:
 
174
        if flag and self._update_timer_callback_tag is None:
199
175
            # Will update the shown timer value every second
200
176
            self._update_timer_callback_tag = (gobject.timeout_add
201
177
                                               (1000,
202
178
                                                self.update_timer))
203
 
        elif old and self._update_timer_callback_lock == 0:
 
179
        elif not (flag or self._update_timer_callback_tag is None):
204
180
            gobject.source_remove(self._update_timer_callback_tag)
205
181
            self._update_timer_callback_tag = None
206
182
    
248
224
            message = 'Client {0} will get its secret in {1} seconds'
249
225
        self.logger(message.format(self.properties["Name"],
250
226
                                   timeout/1000))
251
 
        self.using_timer(True)
252
227
    
253
228
    def rejected(self, reason):
254
229
        self.logger('Client {0} was rejected; reason: {1}'
280
255
                          "bold-underline-blink":
281
256
                              "bold-underline-blink-standout",
282
257
                          }
283
 
 
 
258
        
284
259
        # Rebuild focus and non-focus widgets using current properties
285
 
 
 
260
        
286
261
        # Base part of a client. Name!
287
262
        base = '{name}: '.format(name=self.properties["Name"])
288
263
        if not self.properties["Enabled"]:
289
264
            message = "DISABLED"
 
265
            self.using_timer(False)
290
266
        elif self.properties["ApprovalPending"]:
291
267
            timeout = datetime.timedelta(milliseconds
292
268
                                         = self.properties
294
270
            last_approval_request = isoformat_to_datetime(
295
271
                self.properties["LastApprovalRequest"])
296
272
            if last_approval_request is not None:
297
 
                timer = timeout - (datetime.datetime.utcnow()
298
 
                                   - last_approval_request)
 
273
                timer = max(timeout - (datetime.datetime.utcnow()
 
274
                                       - last_approval_request),
 
275
                            datetime.timedelta())
299
276
            else:
300
277
                timer = datetime.timedelta()
301
278
            if self.properties["ApprovedByDefault"]:
303
280
            else:
304
281
                message = "Denial in {0}. (a)pprove?"
305
282
            message = message.format(unicode(timer).rsplit(".", 1)[0])
 
283
            self.using_timer(True)
306
284
        elif self.properties["LastCheckerStatus"] != 0:
307
 
            # When checker has failed, print a timer until client expires
 
285
            # When checker has failed, show timer until client expires
308
286
            expires = self.properties["Expires"]
309
287
            if expires == "":
310
288
                timer = datetime.timedelta(0)
311
289
            else:
312
 
                expires = datetime.datetime.strptime(expires,
313
 
                                                     '%Y-%m-%dT%H:%M:%S.%f')
314
 
                timer = expires - datetime.datetime.utcnow()
 
290
                expires = (datetime.datetime.strptime
 
291
                           (expires, '%Y-%m-%dT%H:%M:%S.%f'))
 
292
                timer = max(expires - datetime.datetime.utcnow(),
 
293
                            datetime.timedelta())
315
294
            message = ('A checker has failed! Time until client'
316
295
                       ' gets disabled: {0}'
317
296
                       .format(unicode(timer).rsplit(".", 1)[0]))
 
297
            self.using_timer(True)
318
298
        else:
319
299
            message = "enabled"
 
300
            self.using_timer(False)
320
301
        self._text = "{0}{1}".format(base, message)
321
 
            
 
302
        
322
303
        if not urwid.supports_unicode():
323
304
            self._text = self._text.encode("ascii", "replace")
324
305
        textlist = [("normal", self._text)]
341
322
        self.update()
342
323
        return True             # Keep calling this
343
324
    
344
 
    def delete(self, *args, **kwargs):
 
325
    def delete(self, **kwargs):
345
326
        if self._update_timer_callback_tag is not None:
346
327
            gobject.source_remove(self._update_timer_callback_tag)
347
328
            self._update_timer_callback_tag = None
350
331
        self.match_objects = ()
351
332
        if self.delete_hook is not None:
352
333
            self.delete_hook(self)
353
 
        return super(MandosClientWidget, self).delete(*args, **kwargs)
 
334
        return super(MandosClientWidget, self).delete(**kwargs)
354
335
    
355
336
    def render(self, maxcolrow, focus=False):
356
337
        """Render differently if we have focus.
398
379
        else:
399
380
            return key
400
381
    
401
 
    def property_changed(self, property=None, value=None,
402
 
                         *args, **kwargs):
 
382
    def property_changed(self, property=None, **kwargs):
403
383
        """Call self.update() if old value is not new value.
404
384
        This overrides the method from MandosClientPropertyCache"""
405
385
        property_name = unicode(property)
406
386
        old_value = self.properties.get(property_name)
407
387
        super(MandosClientWidget, self).property_changed(
408
 
            property=property, value=value, *args, **kwargs)
 
388
            property=property, **kwargs)
409
389
        if self.properties.get(property_name) != old_value:
410
390
            self.update()
411
391
 
415
395
    "down" key presses, thus not allowing any containing widgets to
416
396
    use them as an excuse to shift focus away from this widget.
417
397
    """
418
 
    def keypress(self, maxcolrow, key):
419
 
        ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
 
398
    def keypress(self, *args, **kwargs):
 
399
        ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
420
400
        if ret in ("up", "down"):
421
401
            return
422
402
        return ret
637
617
                                               logger
638
618
                                               =self.log_message),
639
619
                            path=path)
640
 
 
 
620
        
641
621
        self.refresh()
642
622
        self._input_callback_tag = (gobject.io_add_watch
643
623
                                    (sys.stdin.fileno(),