42
15
from dbus.mainloop.glib import DBusGMainLoop
 
43
 
from gi.repository import GLib
 
51
 
if sys.version_info.major == 2:
 
54
 
locale.setlocale(locale.LC_ALL, '')
 
56
 
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
 
58
22
# Some useful constants
 
59
 
domain = 'se.recompile'
 
 
23
domain = 'se.bsnet.fukt'
 
60
24
server_interface = domain + '.Mandos'
 
61
25
client_interface = domain + '.Mandos.Client'
 
65
 
    dbus.OBJECT_MANAGER_IFACE
 
66
 
except AttributeError:
 
67
 
    dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
 
70
 
def isoformat_to_datetime(iso):
 
71
 
    "Parse an ISO 8601 date string to a datetime.datetime()"
 
74
 
    d, t = iso.split("T", 1)
 
75
 
    year, month, day = d.split("-", 2)
 
76
 
    hour, minute, second = t.split(":", 2)
 
77
 
    second, fraction = divmod(float(second), 1)
 
78
 
    return datetime.datetime(int(year),
 
83
 
                             int(second),            # Whole seconds
 
84
 
                             int(fraction*1000000))  # Microseconds
 
 
28
# Always run in monochrome mode
 
 
29
urwid.curses_display.curses.has_colors = lambda : False
 
 
31
# Urwid doesn't support blinking, but we want it.  Since we have no
 
 
32
# use for underline on its own, we make underline also always blink.
 
 
33
urwid.curses_display.curses.A_UNDERLINE |= (
 
 
34
    urwid.curses_display.curses.A_BLINK)
 
87
36
class MandosClientPropertyCache(object):
 
88
37
    """This wraps a Mandos Client D-Bus proxy object, caches the
 
89
38
    properties and calls a hook function when any of them are
 
92
 
    def __init__(self, proxy_object=None, properties=None, **kwargs):
 
93
 
        self.proxy = proxy_object  # Mandos Client proxy object
 
94
 
        self.properties = dict() if properties is None else properties
 
95
 
        self.property_changed_match = (
 
96
 
            self.proxy.connect_to_signal("PropertiesChanged",
 
97
 
                                         self.properties_changed,
 
98
 
                                         dbus.PROPERTIES_IFACE,
 
101
 
        if properties is None:
 
102
 
            self.properties.update(self.proxy.GetAll(
 
104
 
                dbus_interface=dbus.PROPERTIES_IFACE))
 
106
 
        super(MandosClientPropertyCache, self).__init__(**kwargs)
 
108
 
    def properties_changed(self, interface, properties, invalidated):
 
109
 
        """This is called whenever we get a PropertiesChanged signal
 
110
 
        It updates the changed properties in the "properties" dict.
 
 
41
    def __init__(self, proxy_object=None, properties=None, *args,
 
 
43
        self.proxy = proxy_object # Mandos Client proxy object
 
 
45
        if properties is None:
 
 
46
            self.properties = dict()
 
 
48
            self.properties = properties
 
 
49
        self.proxy.connect_to_signal(u"PropertyChanged",
 
 
50
                                     self.property_changed,
 
 
54
        if properties is None:
 
 
55
            self.properties.update(self.proxy.GetAll(client_interface,
 
 
57
                                                     dbus.PROPERTIES_IFACE))
 
 
58
        super(MandosClientPropertyCache, self).__init__(
 
 
59
            proxy_object=proxy_object,
 
 
60
            properties=properties, *args, **kwargs)
 
 
62
    def property_changed(self, property=None, value=None):
 
 
63
        """This is called whenever we get a PropertyChanged signal
 
 
64
        It updates the changed property in the "properties" dict.
 
112
66
        # Update properties dict with new value
 
113
 
        if interface == client_interface:
 
114
 
            self.properties.update(properties)
 
117
 
        self.property_changed_match.remove()
 
 
67
        self.properties[property] = value
 
120
70
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
 
121
71
    """A Mandos Client which is visible on the screen.
 
124
74
    def __init__(self, server_proxy_object=None, update_hook=None,
 
125
 
                 delete_hook=None, logger=None, **kwargs):
 
 
75
                 delete_hook=None, logger=None, *args, **kwargs):
 
126
76
        # Called on update
 
127
77
        self.update_hook = update_hook
 
128
78
        # Called on delete
 
 
131
81
        self.server_proxy_object = server_proxy_object
 
133
83
        self.logger = logger
 
135
 
        self._update_timer_callback_tag = None
 
137
85
        # The widget shown normally
 
138
 
        self._text_widget = urwid.Text("")
 
 
86
        self._text_widget = urwid.Text(u"")
 
139
87
        # The widget shown when we have focus
 
140
 
        self._focus_text_widget = urwid.Text("")
 
141
 
        super(MandosClientWidget, self).__init__(**kwargs)
 
 
88
        self._focus_text_widget = urwid.Text(u"")
 
 
89
        super(MandosClientWidget, self).__init__(
 
 
90
            update_hook=update_hook, delete_hook=delete_hook,
 
143
93
        self.opened = False
 
145
 
        self.match_objects = (
 
146
 
            self.proxy.connect_to_signal("CheckerCompleted",
 
147
 
                                         self.checker_completed,
 
150
 
            self.proxy.connect_to_signal("CheckerStarted",
 
151
 
                                         self.checker_started,
 
154
 
            self.proxy.connect_to_signal("GotSecret",
 
158
 
            self.proxy.connect_to_signal("NeedApproval",
 
162
 
            self.proxy.connect_to_signal("Rejected",
 
166
 
        self.logger('Created client {}'
 
167
 
                    .format(self.properties["Name"]), level=0)
 
169
 
    def using_timer(self, flag):
 
170
 
        """Call this method with True or False when timer should be
 
171
 
        activated or deactivated.
 
173
 
        if flag and self._update_timer_callback_tag is None:
 
174
 
            # Will update the shown timer value every second
 
175
 
            self._update_timer_callback_tag = (GLib.timeout_add
 
178
 
        elif not (flag or self._update_timer_callback_tag is None):
 
179
 
            GLib.source_remove(self._update_timer_callback_tag)
 
180
 
            self._update_timer_callback_tag = None
 
 
94
        self.proxy.connect_to_signal(u"CheckerCompleted",
 
 
95
                                     self.checker_completed,
 
 
98
        self.proxy.connect_to_signal(u"CheckerStarted",
 
 
102
        self.proxy.connect_to_signal(u"GotSecret",
 
 
106
        self.proxy.connect_to_signal(u"Rejected",
 
182
111
    def checker_completed(self, exitstatus, condition, command):
 
183
112
        if exitstatus == 0:
 
184
 
            self.logger('Checker for client {} (command "{}")'
 
185
 
                        ' succeeded'.format(self.properties["Name"],
 
 
113
            self.logger(u'Checker for client %s (command "%s")'
 
 
115
                        % (self.properties[u"name"], command))
 
190
117
        if os.WIFEXITED(condition):
 
191
 
            self.logger('Checker for client {} (command "{}") failed'
 
193
 
                        .format(self.properties["Name"], command,
 
194
 
                                os.WEXITSTATUS(condition)))
 
195
 
        elif os.WIFSIGNALED(condition):
 
196
 
            self.logger('Checker for client {} (command "{}") was'
 
197
 
                        ' killed by signal {}'
 
198
 
                        .format(self.properties["Name"], command,
 
199
 
                                os.WTERMSIG(condition)))
 
 
118
            self.logger(u'Checker for client %s (command "%s")'
 
 
119
                        u' failed with exit code %s'
 
 
120
                        % (self.properties[u"name"], command,
 
 
121
                           os.WEXITSTATUS(condition)))
 
 
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,
 
 
127
                           os.WTERMSIG(condition)))
 
 
129
        if os.WCOREDUMP(condition):
 
 
130
            self.logger(u'Checker for client %s (command "%s")'
 
 
132
                        % (self.properties[u"name"], command))
 
 
133
        self.logger(u'Checker for client %s completed mysteriously')
 
202
135
    def checker_started(self, command):
 
203
 
        """Server signals that a checker started."""
 
204
 
        self.logger('Client {} started checker "{}"'
 
205
 
                    .format(self.properties["Name"],
 
 
136
        self.logger(u'Client %s started checker "%s"'
 
 
137
                    % (self.properties[u"name"], unicode(command)))
 
208
139
    def got_secret(self):
 
209
 
        self.logger('Client {} received its secret'
 
210
 
                    .format(self.properties["Name"]))
 
212
 
    def need_approval(self, timeout, default):
 
214
 
            message = 'Client {} needs approval within {} seconds'
 
216
 
            message = 'Client {} will get its secret in {} seconds'
 
217
 
        self.logger(message.format(self.properties["Name"],
 
220
 
    def rejected(self, reason):
 
221
 
        self.logger('Client {} was rejected; reason: {}'
 
222
 
                    .format(self.properties["Name"], reason))
 
 
140
        self.logger(u'Client %s received its secret'
 
 
141
                    % self.properties[u"name"])
 
 
144
        self.logger(u'Client %s was rejected'
 
 
145
                    % self.properties[u"name"])
 
224
147
    def selectable(self):
 
225
148
        """Make this a "selectable" widget.
 
226
149
        This overrides the method from urwid.FlowWidget."""
 
229
 
    def rows(self, maxcolrow, focus=False):
 
 
152
    def rows(self, (maxcol,), focus=False):
 
230
153
        """How many rows this widget will occupy might depend on
 
231
154
        whether we have focus or not.
 
232
155
        This overrides the method from urwid.FlowWidget"""
 
233
 
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
 
 
156
        return self.current_widget(focus).rows((maxcol,), focus=focus)
 
235
158
    def current_widget(self, focus=False):
 
236
159
        if focus or self.opened:
 
237
160
            return self._focus_widget
 
238
161
        return self._widget
 
240
163
    def update(self):
 
241
164
        "Called when what is visible on the screen should be updated."
 
242
165
        # How to add standout mode to a style
 
243
 
        with_standout = {"normal": "standout",
 
244
 
                         "bold": "bold-standout",
 
246
 
                         "underline-blink-standout",
 
247
 
                         "bold-underline-blink":
 
248
 
                         "bold-underline-blink-standout",
 
 
166
        with_standout = { u"normal": u"standout",
 
 
167
                          u"bold": u"bold-standout",
 
 
169
                              u"underline-blink-standout",
 
 
170
                          u"bold-underline-blink":
 
 
171
                              u"bold-underline-blink-standout",
 
251
174
        # Rebuild focus and non-focus widgets using current properties
 
253
 
        # Base part of a client. Name!
 
254
 
        base = '{name}: '.format(name=self.properties["Name"])
 
255
 
        if not self.properties["Enabled"]:
 
257
 
            self.using_timer(False)
 
258
 
        elif self.properties["ApprovalPending"]:
 
259
 
            timeout = datetime.timedelta(
 
260
 
                milliseconds=self.properties["ApprovalDelay"])
 
261
 
            last_approval_request = isoformat_to_datetime(
 
262
 
                self.properties["LastApprovalRequest"])
 
263
 
            if last_approval_request is not None:
 
264
 
                timer = max(timeout - (datetime.datetime.utcnow()
 
265
 
                                       - last_approval_request),
 
266
 
                            datetime.timedelta())
 
268
 
                timer = datetime.timedelta()
 
269
 
            if self.properties["ApprovedByDefault"]:
 
270
 
                message = "Approval in {}. (d)eny?"
 
272
 
                message = "Denial in {}. (a)pprove?"
 
273
 
            message = message.format(str(timer).rsplit(".", 1)[0])
 
274
 
            self.using_timer(True)
 
275
 
        elif self.properties["LastCheckerStatus"] != 0:
 
276
 
            # When checker has failed, show timer until client expires
 
277
 
            expires = self.properties["Expires"]
 
279
 
                timer = datetime.timedelta(0)
 
281
 
                expires = (datetime.datetime.strptime
 
282
 
                           (expires, '%Y-%m-%dT%H:%M:%S.%f'))
 
283
 
                timer = max(expires - datetime.datetime.utcnow(),
 
284
 
                            datetime.timedelta())
 
285
 
            message = ('A checker has failed! Time until client'
 
287
 
                       .format(str(timer).rsplit(".", 1)[0]))
 
288
 
            self.using_timer(True)
 
291
 
            self.using_timer(False)
 
292
 
        self._text = "{}{}".format(base, message)
 
 
175
        self._text = (u'%(name)s: %(enabled)s'
 
 
176
                      % { u"name": self.properties[u"name"],
 
 
179
                               if self.properties[u"enabled"]
 
294
181
        if not urwid.supports_unicode():
 
295
182
            self._text = self._text.encode("ascii", "replace")
 
296
 
        textlist = [("normal", self._text)]
 
 
183
        textlist = [(u"normal", self._text)]
 
297
184
        self._text_widget.set_text(textlist)
 
298
185
        self._focus_text_widget.set_text([(with_standout[text[0]],
 
 
306
193
        # Run update hook, if any
 
307
194
        if self.update_hook is not None:
 
308
195
            self.update_hook()
 
310
 
    def update_timer(self):
 
311
 
        """called by GLib. Will indefinitely loop until
 
312
 
        GLib.source_remove() on tag is called
 
315
 
        return True             # Keep calling this
 
317
 
    def delete(self, **kwargs):
 
318
 
        if self._update_timer_callback_tag is not None:
 
319
 
            GLib.source_remove(self._update_timer_callback_tag)
 
320
 
            self._update_timer_callback_tag = None
 
321
 
        for match in self.match_objects:
 
323
 
        self.match_objects = ()
 
324
198
        if self.delete_hook is not None:
 
325
199
            self.delete_hook(self)
 
326
 
        return super(MandosClientWidget, self).delete(**kwargs)
 
328
 
    def render(self, maxcolrow, focus=False):
 
 
201
    def render(self, (maxcol,), focus=False):
 
329
202
        """Render differently if we have focus.
 
330
203
        This overrides the method from urwid.FlowWidget"""
 
331
 
        return self.current_widget(focus).render(maxcolrow,
 
 
204
        return self.current_widget(focus).render((maxcol,),
 
334
 
    def keypress(self, maxcolrow, key):
 
 
207
    def keypress(self, (maxcol,), key):
 
336
209
        This overrides the method from urwid.FlowWidget"""
 
338
 
            self.proxy.Set(client_interface, "Enabled",
 
339
 
                           dbus.Boolean(True), ignore_reply=True,
 
340
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
342
 
            self.proxy.Set(client_interface, "Enabled", False,
 
344
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
346
 
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
 
347
 
                               dbus_interface=client_interface,
 
350
 
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
 
351
 
                               dbus_interface=client_interface,
 
353
 
        elif key == "R" or key == "_" or key == "ctrl k":
 
 
210
        if key == u"e" or key == u"+":
 
 
212
        elif key == u"d" or key == u"-":
 
 
214
        elif key == u"r" or key == u"_" or key == u"ctrl k":
 
354
215
            self.server_proxy_object.RemoveClient(self.proxy
 
358
 
            self.proxy.Set(client_interface, "CheckerRunning",
 
359
 
                           dbus.Boolean(True), ignore_reply=True,
 
360
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
362
 
            self.proxy.Set(client_interface, "CheckerRunning",
 
363
 
                           dbus.Boolean(False), ignore_reply=True,
 
364
 
                           dbus_interface=dbus.PROPERTIES_IFACE)
 
366
 
            self.proxy.CheckedOK(dbus_interface=client_interface,
 
 
218
            self.proxy.StartChecker()
 
 
220
            self.proxy.StopChecker()
 
 
222
            self.proxy.CheckedOK()
 
369
 
#         elif key == "p" or key == "=":
 
 
224
#         elif key == u"p" or key == "=":
 
370
225
#             self.proxy.pause()
 
371
 
#         elif key == "u" or key == ":":
 
 
226
#         elif key == u"u" or key == ":":
 
372
227
#             self.proxy.unpause()
 
 
228
#         elif key == u"RET":
 
378
 
    def properties_changed(self, interface, properties, invalidated):
 
379
 
        """Call self.update() if any properties changed.
 
 
233
    def property_changed(self, property=None, value=None,
 
 
235
        """Call self.update() if old value is not new value.
 
380
236
        This overrides the method from MandosClientPropertyCache"""
 
381
 
        old_values = {key: self.properties.get(key)
 
382
 
                      for key in properties.keys()}
 
383
 
        super(MandosClientWidget, self).properties_changed(
 
384
 
            interface, properties, invalidated)
 
385
 
        if any(old_values[key] != self.properties.get(key)
 
386
 
               for key in old_values):
 
 
237
        property_name = unicode(property)
 
 
238
        old_value = self.properties.get(property_name)
 
 
239
        super(MandosClientWidget, self).property_changed(
 
 
240
            property=property, value=value, *args, **kwargs)
 
 
241
        if self.properties.get(property_name) != old_value:
 
 
404
258
    """This is the entire user interface - the whole screen
 
405
259
    with boxes, lists of client widgets, etc.
 
407
 
    def __init__(self, max_log_length=1000, log_level=1):
 
 
261
    def __init__(self, max_log_length=1000):
 
408
262
        DBusGMainLoop(set_as_default=True)
 
410
264
        self.screen = urwid.curses_display.Screen()
 
412
266
        self.screen.register_palette((
 
414
 
                 "default", "default", None),
 
416
 
                 "bold", "default", "bold"),
 
418
 
                 "underline,blink", "default", "underline,blink"),
 
420
 
                 "standout", "default", "standout"),
 
421
 
                ("bold-underline-blink",
 
422
 
                 "bold,underline,blink", "default",
 
423
 
                 "bold,underline,blink"),
 
425
 
                 "bold,standout", "default", "bold,standout"),
 
426
 
                ("underline-blink-standout",
 
427
 
                 "underline,blink,standout", "default",
 
428
 
                 "underline,blink,standout"),
 
429
 
                ("bold-underline-blink-standout",
 
430
 
                 "bold,underline,blink,standout", "default",
 
431
 
                 "bold,underline,blink,standout"),
 
 
268
                 u"default", u"default", None),
 
 
270
                 u"default", u"default", u"bold"),
 
 
272
                 u"default", u"default", u"underline"),
 
 
274
                 u"default", u"default", u"standout"),
 
 
275
                (u"bold-underline-blink",
 
 
276
                 u"default", u"default", (u"bold", u"underline")),
 
 
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",
 
434
286
        if urwid.supports_unicode():
 
435
 
            self.divider = "─"  # \u2500
 
 
287
            self.divider = u"─" # \u2500
 
 
288
            #self.divider = u"━" # \u2501
 
437
 
            self.divider = "_"  # \u005f
 
 
290
            #self.divider = u"-" # \u002d
 
 
291
            self.divider = u"_" # \u005f
 
439
293
        self.screen.start()
 
441
295
        self.size = self.screen.get_cols_rows()
 
443
297
        self.clients = urwid.SimpleListWalker([])
 
444
298
        self.clients_dict = {}
 
446
300
        # We will add Text widgets to this list
 
447
 
        self.log = urwid.SimpleListWalker([])
 
448
302
        self.max_log_length = max_log_length
 
450
 
        self.log_level = log_level
 
452
304
        # We keep a reference to the log widget so we can remove it
 
453
305
        # from the ListWalker without it getting destroyed
 
454
306
        self.logbox = ConstrainedListBox(self.log)
 
456
308
        # This keeps track of whether self.uilist currently has
 
457
309
        # self.logbox in it or not
 
458
310
        self.log_visible = True
 
459
 
        self.log_wrap = "any"
 
 
311
        self.log_wrap = u"any"
 
462
 
        self.log_message_raw(("bold",
 
463
 
                              "Mandos Monitor version " + version))
 
464
 
        self.log_message_raw(("bold",
 
 
314
        self.log_message_raw((u"bold",
 
 
315
                              u"Mandos Monitor version " + version))
 
 
316
        self.log_message_raw((u"bold",
 
467
319
        self.busname = domain + '.Mandos'
 
468
 
        self.main_loop = GLib.MainLoop()
 
 
320
        self.main_loop = gobject.MainLoop()
 
 
321
        self.bus = dbus.SystemBus()
 
 
322
        mandos_dbus_objc = self.bus.get_object(
 
 
323
            self.busname, u"/", follow_name_owner_changes=True)
 
 
324
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
 
328
            mandos_clients = (self.mandos_serv
 
 
329
                              .GetAllClientsWithProperties())
 
 
330
        except dbus.exceptions.DBusException:
 
 
331
            mandos_clients = dbus.Dictionary()
 
 
334
         .connect_to_signal(u"ClientRemoved",
 
 
335
                            self.find_and_remove_client,
 
 
336
                            dbus_interface=server_interface,
 
 
339
         .connect_to_signal(u"ClientAdded",
 
 
341
                            dbus_interface=server_interface,
 
 
344
         .connect_to_signal(u"ClientNotFound",
 
 
345
                            self.client_not_found,
 
 
346
                            dbus_interface=server_interface,
 
 
348
        for path, client in mandos_clients.iteritems():
 
 
349
            client_proxy_object = self.bus.get_object(self.busname,
 
 
351
            self.add_client(MandosClientWidget(server_proxy_object
 
 
354
                                               =client_proxy_object,
 
470
364
    def client_not_found(self, fingerprint, address):
 
471
 
        self.log_message("Client with address {} and fingerprint {}"
 
472
 
                         " could not be found"
 
473
 
                         .format(address, fingerprint))
 
 
365
        self.log_message((u"Client with address %s and fingerprint %s"
 
 
366
                          u" could not be found" % (address,
 
475
369
    def rebuild(self):
 
476
370
        """This rebuilds the User Interface.
 
477
371
        Call this when the widget layout needs to change"""
 
479
 
        # self.uilist.append(urwid.ListBox(self.clients))
 
480
 
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
 
482
 
                                       # header=urwid.Divider(),
 
 
373
        #self.uilist.append(urwid.ListBox(self.clients))
 
 
374
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
 
 
375
                                       #header=urwid.Divider(),
 
484
 
                                       footer=urwid.Divider(
 
485
 
                                           div_char=self.divider)))
 
 
377
                                       footer=urwid.Divider(div_char=self.divider)))
 
486
378
        if self.log_visible:
 
487
379
            self.uilist.append(self.logbox)
 
488
381
        self.topwidget = urwid.Pile(self.uilist)
 
490
 
    def log_message(self, message, level=1):
 
491
 
        """Log message formatted with timestamp"""
 
492
 
        if level < self.log_level:
 
 
383
    def log_message(self, message):
 
494
384
        timestamp = datetime.datetime.now().isoformat()
 
495
 
        self.log_message_raw("{}: {}".format(timestamp, message),
 
498
 
    def log_message_raw(self, markup, level=1):
 
 
385
        self.log_message_raw(timestamp + u": " + message)
 
 
387
    def log_message_raw(self, markup):
 
499
388
        """Add a log message to the log buffer."""
 
500
 
        if level < self.log_level:
 
502
389
        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
 
503
 
        if self.max_log_length:
 
504
 
            if len(self.log) > self.max_log_length:
 
505
 
                del self.log[0:len(self.log)-self.max_log_length-1]
 
506
 
        self.logbox.set_focus(len(self.logbox.body.contents)-1,
 
 
390
        if (self.max_log_length
 
 
391
            and len(self.log) > self.max_log_length):
 
 
392
            del self.log[0:len(self.log)-self.max_log_length-1]
 
 
393
        self.logbox.set_focus(len(self.logbox.body.contents),
 
 
394
                              coming_from=u"above")
 
510
397
    def toggle_log_display(self):
 
511
398
        """Toggle visibility of the log buffer."""
 
512
399
        self.log_visible = not self.log_visible
 
514
 
        self.log_message("Log visibility changed to: {}"
 
515
 
                         .format(self.log_visible), level=0)
 
 
401
        self.log_message(u"Log visibility changed to: "
 
 
402
                         + unicode(self.log_visible))
 
517
404
    def change_log_display(self):
 
518
405
        """Change type of log display.
 
519
406
        Currently, this toggles wrapping of text lines."""
 
520
 
        if self.log_wrap == "clip":
 
521
 
            self.log_wrap = "any"
 
 
407
        if self.log_wrap == u"clip":
 
 
408
            self.log_wrap = u"any"
 
523
 
            self.log_wrap = "clip"
 
 
410
            self.log_wrap = u"clip"
 
524
411
        for textwidget in self.log:
 
525
412
            textwidget.set_wrap_mode(self.log_wrap)
 
526
 
        self.log_message("Wrap mode: {}".format(self.log_wrap),
 
529
 
    def find_and_remove_client(self, path, interfaces):
 
530
 
        """Find a client by its object path and remove it.
 
532
 
        This is connected to the InterfacesRemoved signal from the
 
 
413
        self.log_message(u"Wrap mode: " + self.log_wrap)
 
 
415
    def find_and_remove_client(self, path, name):
 
 
416
        """Find an client from its object path and remove it.
 
 
418
        This is connected to the ClientRemoved signal from the
 
533
419
        Mandos server object."""
 
534
 
        if client_interface not in interfaces:
 
535
 
            # Not a Mandos client object; ignore
 
538
421
            client = self.clients_dict[path]
 
541
 
            self.log_message("Unknown client {!r} removed"
 
546
 
    def add_new_client(self, path, ifs_and_props):
 
547
 
        """Find a client by its object path and remove it.
 
549
 
        This is connected to the InterfacesAdded signal from the
 
550
 
        Mandos server object.
 
552
 
        if client_interface not in ifs_and_props:
 
553
 
            # Not a Mandos client object; ignore
 
 
425
        self.remove_client(client, path)
 
 
427
    def add_new_client(self, path, properties):
 
555
428
        client_proxy_object = self.bus.get_object(self.busname, path)
 
556
 
        self.add_client(MandosClientWidget(
 
557
 
            server_proxy_object=self.mandos_serv,
 
558
 
            proxy_object=client_proxy_object,
 
559
 
            update_hook=self.refresh,
 
560
 
            delete_hook=self.remove_client,
 
561
 
            logger=self.log_message,
 
562
 
            properties=dict(ifs_and_props[client_interface])),
 
 
429
        self.add_client(MandosClientWidget(server_proxy_object
 
 
432
                                           =client_proxy_object,
 
 
433
                                           properties=properties,
 
 
437
                                           =self.remove_client),
 
565
440
    def add_client(self, client, path=None):
 
566
441
        self.clients.append(client)
 
568
443
            path = client.proxy.object_path
 
569
444
        self.clients_dict[path] = client
 
570
 
        self.clients.sort(key=lambda c: c.properties["Name"])
 
 
445
        self.clients.sort(None, lambda c: c.properties[u"name"])
 
573
448
    def remove_client(self, client, path=None):
 
574
449
        self.clients.remove(client)
 
576
451
            path = client.proxy.object_path
 
577
452
        del self.clients_dict[path]
 
 
453
        if not self.clients_dict:
 
 
454
            # Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
 
 
455
            # is completely emptied, we need to recreate it.
 
 
456
            self.clients = urwid.SimpleListWalker([])
 
580
460
    def refresh(self):
 
581
461
        """Redraw the screen"""
 
582
462
        canvas = self.topwidget.render(self.size, focus=True)
 
583
463
        self.screen.draw_screen(self.size, canvas)
 
586
466
        """Start the main loop and exit when it's done."""
 
587
 
        self.bus = dbus.SystemBus()
 
588
 
        mandos_dbus_objc = self.bus.get_object(
 
589
 
            self.busname, "/", follow_name_owner_changes=True)
 
590
 
        self.mandos_serv = dbus.Interface(
 
591
 
            mandos_dbus_objc, dbus_interface=server_interface)
 
593
 
            mandos_clients = (self.mandos_serv
 
594
 
                              .GetAllClientsWithProperties())
 
595
 
            if not mandos_clients:
 
596
 
                self.log_message_raw(("bold",
 
597
 
                                      "Note: Server has no clients."))
 
598
 
        except dbus.exceptions.DBusException:
 
599
 
            self.log_message_raw(("bold",
 
600
 
                                  "Note: No Mandos server running."))
 
601
 
            mandos_clients = dbus.Dictionary()
 
604
 
         .connect_to_signal("InterfacesRemoved",
 
605
 
                            self.find_and_remove_client,
 
606
 
                            dbus_interface=dbus.OBJECT_MANAGER_IFACE,
 
609
 
         .connect_to_signal("InterfacesAdded",
 
611
 
                            dbus_interface=dbus.OBJECT_MANAGER_IFACE,
 
614
 
         .connect_to_signal("ClientNotFound",
 
615
 
                            self.client_not_found,
 
616
 
                            dbus_interface=server_interface,
 
618
 
        for path, client in mandos_clients.items():
 
619
 
            client_proxy_object = self.bus.get_object(self.busname,
 
621
 
            self.add_client(MandosClientWidget(
 
622
 
                server_proxy_object=self.mandos_serv,
 
623
 
                proxy_object=client_proxy_object,
 
625
 
                update_hook=self.refresh,
 
626
 
                delete_hook=self.remove_client,
 
627
 
                logger=self.log_message),
 
631
 
        self._input_callback_tag = (GLib.io_add_watch
 
 
468
        self._input_callback_tag = (gobject.io_add_watch
 
632
469
                                    (sys.stdin.fileno(),
 
634
471
                                     self.process_input))
 
635
472
        self.main_loop.run()
 
636
473
        # Main loop has finished, we should close everything now
 
637
 
        GLib.source_remove(self._input_callback_tag)
 
 
474
        gobject.source_remove(self._input_callback_tag)
 
638
475
        self.screen.stop()
 
641
478
        self.main_loop.quit()
 
643
480
    def process_input(self, source, condition):
 
644
481
        keys = self.screen.get_input()
 
645
 
        translations = {"ctrl n": "down",       # Emacs
 
646
 
                        "ctrl p": "up",         # Emacs
 
647
 
                        "ctrl v": "page down",  # Emacs
 
648
 
                        "meta v": "page up",    # Emacs
 
649
 
                        " ": "page down",       # less
 
650
 
                        "f": "page down",       # less
 
651
 
                        "b": "page up",         # less
 
 
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
 
657
494
                key = translations[key]
 
658
495
            except KeyError:    # :-)
 
661
 
            if key == "q" or key == "Q":
 
 
498
            if key == u"q" or key == u"Q":
 
664
 
            elif key == "window resize":
 
 
501
            elif key == u"window resize":
 
665
502
                self.size = self.screen.get_cols_rows()
 
667
 
            elif key == "ctrl l":
 
 
504
            elif key == u"\f":  # Ctrl-L
 
670
 
            elif key == "l" or key == "D":
 
 
506
            elif key == u"l" or key == u"D":
 
671
507
                self.toggle_log_display()
 
673
 
            elif key == "w" or key == "i":
 
 
509
            elif key == u"w" or key == u"i":
 
674
510
                self.change_log_display()
 
676
 
            elif key == "?" or key == "f1" or key == "esc":
 
 
512
            elif key == u"?" or key == u"f1" or key == u"esc":
 
677
513
                if not self.log_visible:
 
678
514
                    self.log_visible = True
 
680
 
                self.log_message_raw(("bold",
 
684
 
                                            "l: Log window toggle",
 
685
 
                                            "TAB: Switch window",
 
686
 
                                            "w: Wrap (log lines)",
 
687
 
                                            "v: Toggle verbose log",
 
689
 
                self.log_message_raw(("bold",
 
695
 
                                             "s: Start new checker",
 
 
516
                self.log_message_raw((u"bold",
 
 
520
                                            u"l: Log window toggle",
 
 
521
                                            u"TAB: Switch window",
 
 
523
                self.log_message_raw((u"bold",
 
 
529
                                             u"s: Start new checker",
 
702
534
                if self.topwidget.get_focus() is self.logbox:
 
703
535
                    self.topwidget.set_focus(0)
 
705
537
                    self.topwidget.set_focus(self.logbox)
 
708
 
                if self.log_level == 0:
 
710
 
                    self.log_message("Verbose mode: Off")
 
713
 
                    self.log_message("Verbose mode: On")
 
714
 
            # elif (key == "end" or key == "meta >" or key == "G"
 
716
 
            #     pass            # xxx end-of-buffer
 
717
 
            # elif (key == "home" or key == "meta <" or key == "g"
 
719
 
            #     pass            # xxx beginning-of-buffer
 
720
 
            # elif key == "ctrl e" or key == "$":
 
721
 
            #     pass            # xxx move-end-of-line
 
722
 
            # elif key == "ctrl a" or key == "^":
 
723
 
            #     pass            # xxx move-beginning-of-line
 
724
 
            # elif key == "ctrl b" or key == "meta (" or key == "h":
 
726
 
            # elif key == "ctrl f" or key == "meta )" or key == "l":
 
729
 
            #     pass            # scroll up log
 
731
 
            #     pass            # scroll down log
 
 
539
            #elif (key == u"end" or key == u"meta >" or key == u"G"
 
 
541
            #    pass            # xxx end-of-buffer
 
 
542
            #elif (key == u"home" or key == u"meta <" or key == u"g"
 
 
544
            #    pass            # xxx beginning-of-buffer
 
 
545
            #elif key == u"ctrl e" or key == u"$":
 
 
546
            #    pass            # xxx move-end-of-line
 
 
547
            #elif key == u"ctrl a" or key == u"^":
 
 
548
            #    pass            # xxx move-beginning-of-line
 
 
549
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
 
 
551
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
 
 
554
            #    pass            # scroll up log
 
 
556
            #    pass            # scroll down log
 
732
557
            elif self.topwidget.selectable():
 
733
558
                self.topwidget.keypress(self.size, key)
 
738
562
ui = UserInterface()
 
741
 
except KeyboardInterrupt:
 
743
 
except Exception as e:
 
744
 
    ui.log_message(str(e))