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- Committer: Teddy Hogeborn
- Date: 2016-02-28 16:18:14 UTC
- mfrom: (237.4.63 release)
- Revision ID: teddy@recompile.se-20160228161814-tu6d4uw6oruqc5eo
Merge from release branch.
- files added:
- DBUS-API
- debian/source
- debian/upstream
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
1
#!/usr/bin/python
2
2
# -*- mode: python; coding: utf-8 -*-
3
#
4
# Mandos Monitor - Control and monitor the Mandos server
5
#
6
# Copyright © 2009-2016 Teddy Hogeborn
7
# Copyright © 2009-2016 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
21
# <http://www.gnu.org/licenses/>.
22
#
23
# Contact the authors at <mandos@recompile.se>.
24
#
3
25
4
from __future__ import division, absolute_import, with_statement
26
from __future__ import (division, absolute_import, print_function,
27
unicode_literals)
28
try:
29
from future_builtins import *
30
except ImportError:
31
pass
5
32
6
33
import sys
7
34
import os
8
import signal
9
35
10
36
import datetime
11
37
13
39
import urwid
14
40
15
41
from dbus.mainloop.glib import DBusGMainLoop
16
import gobject
42
try:
43
import gobject
44
except ImportError:
45
from gi.repository import GObject as gobject
17
46
18
47
import dbus
19
48
20
import UserList
21
22
49
import locale
23
50
24
locale.setlocale(locale.LC_ALL, u'')
51
if sys.version_info.major == 2:
52
str = unicode
53
54
locale.setlocale(locale.LC_ALL, '')
55
56
import logging
57
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
25
58
26
59
# Some useful constants
27
domain = 'se.bsnet.fukt'
60
domain = 'se.recompile'
28
61
server_interface = domain + '.Mandos'
29
62
client_interface = domain + '.Mandos.Client'
30
version = "1.0.14"
31
32
# Always run in monochrome mode
33
urwid.curses_display.curses.has_colors = lambda : False
34
35
# Urwid doesn't support blinking, but we want it. Since we have no
36
# use for underline on its own, we make underline also always blink.
37
urwid.curses_display.curses.A_UNDERLINE |= (
38
urwid.curses_display.curses.A_BLINK)
63
version = "1.7.2"
64
65
try:
66
dbus.OBJECT_MANAGER_IFACE
67
except AttributeError:
68
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
39
69
40
70
def isoformat_to_datetime(iso):
41
71
"Parse an ISO 8601 date string to a datetime.datetime()"
42
72
if not iso:
43
73
return None
44
d, t = iso.split(u"T", 1)
45
year, month, day = d.split(u"-", 2)
46
hour, minute, second = t.split(u":", 2)
74
d, t = iso.split("T", 1)
75
year, month, day = d.split("-", 2)
76
hour, minute, second = t.split(":", 2)
47
77
second, fraction = divmod(float(second), 1)
48
78
return datetime.datetime(int(year),
49
79
int(month),
58
88
properties and calls a hook function when any of them are
59
89
changed.
60
90
"""
61
def __init__(self, proxy_object=None, *args, **kwargs):
91
def __init__(self, proxy_object=None, properties=None, **kwargs):
62
92
self.proxy = proxy_object # Mandos Client proxy object
63
64
self.properties = dict()
65
self.proxy.connect_to_signal(u"PropertyChanged",
66
self.property_changed,
67
client_interface,
68
byte_arrays=True)
69
70
self.properties.update(
71
self.proxy.GetAll(client_interface,
72
dbus_interface = dbus.PROPERTIES_IFACE))
73
super(MandosClientPropertyCache, self).__init__(
74
proxy_object=proxy_object, *args, **kwargs)
93
self.properties = dict() if properties is None else properties
94
self.property_changed_match = (
95
self.proxy.connect_to_signal("PropertiesChanged",
96
self.properties_changed,
97
dbus.PROPERTIES_IFACE,
98
byte_arrays=True))
99
100
if properties is None:
101
self.properties.update(
102
self.proxy.GetAll(client_interface,
103
dbus_interface
104
= dbus.PROPERTIES_IFACE))
105
106
super(MandosClientPropertyCache, self).__init__(**kwargs)
75
107
76
def property_changed(self, property=None, value=None):
77
"""This is called whenever we get a PropertyChanged signal
78
It updates the changed property in the "properties" dict.
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.
79
111
"""
80
112
# Update properties dict with new value
81
self.properties[property] = value
113
if interface == client_interface:
114
self.properties.update(properties)
115
116
def delete(self):
117
self.property_changed_match.remove()
82
118
83
119
84
120
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
86
122
"""
87
123
88
124
def __init__(self, server_proxy_object=None, update_hook=None,
89
delete_hook=None, logger=None, *args, **kwargs):
125
delete_hook=None, logger=None, **kwargs):
90
126
# Called on update
91
127
self.update_hook = update_hook
92
128
# Called on delete
97
133
self.logger = logger
98
134
99
135
self._update_timer_callback_tag = None
100
self.last_checker_failed = False
101
136
102
137
# The widget shown normally
103
self._text_widget = urwid.Text(u"")
138
self._text_widget = urwid.Text("")
104
139
# The widget shown when we have focus
105
self._focus_text_widget = urwid.Text(u"")
106
super(MandosClientWidget, self).__init__(
107
update_hook=update_hook, delete_hook=delete_hook,
108
*args, **kwargs)
140
self._focus_text_widget = urwid.Text("")
141
super(MandosClientWidget, self).__init__(**kwargs)
109
142
self.update()
110
143
self.opened = False
111
self.proxy.connect_to_signal(u"CheckerCompleted",
112
self.checker_completed,
113
client_interface,
114
byte_arrays=True)
115
self.proxy.connect_to_signal(u"CheckerStarted",
116
self.checker_started,
117
client_interface,
118
byte_arrays=True)
119
self.proxy.connect_to_signal(u"GotSecret",
120
self.got_secret,
121
client_interface,
122
byte_arrays=True)
123
self.proxy.connect_to_signal(u"Rejected",
124
self.rejected,
125
client_interface,
126
byte_arrays=True)
127
last_checked_ok = isoformat_to_datetime(self.properties
128
["last_checked_ok"])
129
if last_checked_ok is None:
130
self.last_checker_failed = True
131
else:
132
self.last_checker_failed = ((datetime.datetime.utcnow()
133
- last_checked_ok)
134
> datetime.timedelta
135
(milliseconds=
136
self.properties["interval"]))
137
if self.last_checker_failed:
144
145
self.match_objects = (
146
self.proxy.connect_to_signal("CheckerCompleted",
147
self.checker_completed,
148
client_interface,
149
byte_arrays=True),
150
self.proxy.connect_to_signal("CheckerStarted",
151
self.checker_started,
152
client_interface,
153
byte_arrays=True),
154
self.proxy.connect_to_signal("GotSecret",
155
self.got_secret,
156
client_interface,
157
byte_arrays=True),
158
self.proxy.connect_to_signal("NeedApproval",
159
self.need_approval,
160
client_interface,
161
byte_arrays=True),
162
self.proxy.connect_to_signal("Rejected",
163
self.rejected,
164
client_interface,
165
byte_arrays=True))
166
self.logger('Created client {}'
167
.format(self.properties["Name"]), level=0)
168
169
def using_timer(self, flag):
170
"""Call this method with True or False when timer should be
171
activated or deactivated.
172
"""
173
if flag and self._update_timer_callback_tag is None:
174
# Will update the shown timer value every second
138
175
self._update_timer_callback_tag = (gobject.timeout_add
139
176
(1000,
140
177
self.update_timer))
178
elif not (flag or self._update_timer_callback_tag is None):
179
gobject.source_remove(self._update_timer_callback_tag)
180
self._update_timer_callback_tag = None
141
181
142
182
def checker_completed(self, exitstatus, condition, command):
143
183
if exitstatus == 0:
144
if self.last_checker_failed:
145
self.last_checker_failed = False
146
gobject.source_remove(self._update_timer_callback_tag)
147
self._update_timer_callback_tag = None
148
self.logger(u'Checker for client %s (command "%s")'
149
u' was successful'
150
% (self.properties[u"name"], command))
184
self.logger('Checker for client {} (command "{}")'
185
' succeeded'.format(self.properties["Name"],
186
command), level=0)
151
187
self.update()
152
188
return
153
189
# Checker failed
154
if not self.last_checker_failed:
155
self.last_checker_failed = True
156
self._update_timer_callback_tag = (gobject.timeout_add
157
(1000,
158
self.update_timer))
159
190
if os.WIFEXITED(condition):
160
self.logger(u'Checker for client %s (command "%s")'
161
u' failed with exit code %s'
162
% (self.properties[u"name"], command,
163
os.WEXITSTATUS(condition)))
191
self.logger('Checker for client {} (command "{}") failed'
192
' with exit code {}'
193
.format(self.properties["Name"], command,
194
os.WEXITSTATUS(condition)))
164
195
elif os.WIFSIGNALED(condition):
165
self.logger(u'Checker for client %s (command "%s")'
166
u' was killed by signal %s'
167
% (self.properties[u"name"], command,
168
os.WTERMSIG(condition)))
169
elif os.WCOREDUMP(condition):
170
self.logger(u'Checker for client %s (command "%s")'
171
u' dumped core'
172
% (self.properties[u"name"], command))
173
else:
174
self.logger(u'Checker for client %s completed mysteriously')
196
self.logger('Checker for client {} (command "{}") was'
197
' killed by signal {}'
198
.format(self.properties["Name"], command,
199
os.WTERMSIG(condition)))
175
200
self.update()
176
201
177
202
def checker_started(self, command):
178
self.logger(u'Client %s started checker "%s"'
179
% (self.properties[u"name"], unicode(command)))
203
"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
206
command), level=0)
180
207
181
208
def got_secret(self):
182
self.logger(u'Client %s received its secret'
183
% self.properties[u"name"])
184
185
def rejected(self):
186
self.logger(u'Client %s was rejected'
187
% self.properties[u"name"])
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
211
212
def need_approval(self, timeout, default):
213
if not default:
214
message = 'Client {} needs approval within {} seconds'
215
else:
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
219
220
def rejected(self, reason):
221
self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
188
223
189
224
def selectable(self):
190
225
"""Make this a "selectable" widget.
191
226
This overrides the method from urwid.FlowWidget."""
192
227
return True
193
228
194
def rows(self, (maxcol,), focus=False):
229
def rows(self, maxcolrow, focus=False):
195
230
"""How many rows this widget will occupy might depend on
196
231
whether we have focus or not.
197
232
This overrides the method from urwid.FlowWidget"""
198
return self.current_widget(focus).rows((maxcol,), focus=focus)
233
return self.current_widget(focus).rows(maxcolrow, focus=focus)
199
234
200
235
def current_widget(self, focus=False):
201
236
if focus or self.opened:
205
240
def update(self):
206
241
"Called when what is visible on the screen should be updated."
207
242
# How to add standout mode to a style
208
with_standout = { u"normal": u"standout",
209
u"bold": u"bold-standout",
210
u"underline-blink":
211
u"underline-blink-standout",
212
u"bold-underline-blink":
213
u"bold-underline-blink-standout",
243
with_standout = { "normal": "standout",
244
"bold": "bold-standout",
245
"underline-blink":
246
"underline-blink-standout",
247
"bold-underline-blink":
248
"bold-underline-blink-standout",
214
249
}
215
250
216
251
# Rebuild focus and non-focus widgets using current properties
217
self._text = (u'%(name)s: %(enabled)s%(timer)s'
218
% { u"name": self.properties[u"name"],
219
u"enabled":
220
(u"enabled"
221
if self.properties[u"enabled"]
222
else u"DISABLED"),
223
u"timer": (unicode(datetime.timedelta
224
(milliseconds =
225
self.properties
226
[u"timeout"])
227
- (datetime.datetime
228
.utcnow()
229
- isoformat_to_datetime
230
(max((self.properties
231
["last_checked_ok"]
232
or
233
self.properties
234
["created"]),
235
self.properties[u"last_enabled"]))))
236
if (self.last_checker_failed
237
and self.properties
238
[u"enabled"])
239
else u"")})
252
253
# Base part of a client. Name!
254
base = '{name}: '.format(name=self.properties["Name"])
255
if not self.properties["Enabled"]:
256
message = "DISABLED"
257
self.using_timer(False)
258
elif self.properties["ApprovalPending"]:
259
timeout = datetime.timedelta(milliseconds
260
= self.properties
261
["ApprovalDelay"])
262
last_approval_request = isoformat_to_datetime(
263
self.properties["LastApprovalRequest"])
264
if last_approval_request is not None:
265
timer = max(timeout - (datetime.datetime.utcnow()
266
- last_approval_request),
267
datetime.timedelta())
268
else:
269
timer = datetime.timedelta()
270
if self.properties["ApprovedByDefault"]:
271
message = "Approval in {}. (d)eny?"
272
else:
273
message = "Denial in {}. (a)pprove?"
274
message = message.format(str(timer).rsplit(".", 1)[0])
275
self.using_timer(True)
276
elif self.properties["LastCheckerStatus"] != 0:
277
# When checker has failed, show timer until client expires
278
expires = self.properties["Expires"]
279
if expires == "":
280
timer = datetime.timedelta(0)
281
else:
282
expires = (datetime.datetime.strptime
283
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
284
timer = max(expires - datetime.datetime.utcnow(),
285
datetime.timedelta())
286
message = ('A checker has failed! Time until client'
287
' gets disabled: {}'
288
.format(str(timer).rsplit(".", 1)[0]))
289
self.using_timer(True)
290
else:
291
message = "enabled"
292
self.using_timer(False)
293
self._text = "{}{}".format(base, message)
294
240
295
if not urwid.supports_unicode():
241
296
self._text = self._text.encode("ascii", "replace")
242
textlist = [(u"normal", self._text)]
297
textlist = [("normal", self._text)]
243
298
self._text_widget.set_text(textlist)
244
299
self._focus_text_widget.set_text([(with_standout[text[0]],
245
300
text[1])
254
309
self.update_hook()
255
310
256
311
def update_timer(self):
257
"called by gobject"
312
"""called by gobject. Will indefinitely loop until
313
gobject.source_remove() on tag is called"""
258
314
self.update()
259
315
return True # Keep calling this
260
316
261
def delete(self):
317
def delete(self, **kwargs):
262
318
if self._update_timer_callback_tag is not None:
263
319
gobject.source_remove(self._update_timer_callback_tag)
264
320
self._update_timer_callback_tag = None
321
for match in self.match_objects:
322
match.remove()
323
self.match_objects = ()
265
324
if self.delete_hook is not None:
266
325
self.delete_hook(self)
326
return super(MandosClientWidget, self).delete(**kwargs)
267
327
268
def render(self, (maxcol,), focus=False):
328
def render(self, maxcolrow, focus=False):
269
329
"""Render differently if we have focus.
270
330
This overrides the method from urwid.FlowWidget"""
271
return self.current_widget(focus).render((maxcol,),
331
return self.current_widget(focus).render(maxcolrow,
272
332
focus=focus)
273
333
274
def keypress(self, (maxcol,), key):
334
def keypress(self, maxcolrow, key):
275
335
"""Handle keys.
276
336
This overrides the method from urwid.FlowWidget"""
277
if key == u"e" or key == u"+":
278
self.proxy.Enable()
279
elif key == u"d" or key == u"-":
280
self.proxy.Disable()
281
elif key == u"r" or key == u"_" or key == u"ctrl k":
337
if key == "+":
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply = True,
340
dbus_interface = dbus.PROPERTIES_IFACE)
341
elif key == "-":
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply = True,
344
dbus_interface = dbus.PROPERTIES_IFACE)
345
elif key == "a":
346
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
347
dbus_interface = client_interface,
348
ignore_reply=True)
349
elif key == "d":
350
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
351
dbus_interface = client_interface,
352
ignore_reply=True)
353
elif key == "R" or key == "_" or key == "ctrl k":
282
354
self.server_proxy_object.RemoveClient(self.proxy
283
.object_path)
284
elif key == u"s":
285
self.proxy.StartChecker()
286
elif key == u"S":
287
self.proxy.StopChecker()
288
elif key == u"C":
289
self.proxy.CheckedOK()
355
.object_path,
356
ignore_reply=True)
357
elif key == "s":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply = True,
360
dbus_interface = dbus.PROPERTIES_IFACE)
361
elif key == "S":
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply = True,
364
dbus_interface = dbus.PROPERTIES_IFACE)
365
elif key == "C":
366
self.proxy.CheckedOK(dbus_interface = client_interface,
367
ignore_reply=True)
290
368
# xxx
291
# elif key == u"p" or key == "=":
369
# elif key == "p" or key == "=":
292
370
# self.proxy.pause()
293
# elif key == u"u" or key == ":":
371
# elif key == "u" or key == ":":
294
372
# self.proxy.unpause()
295
# elif key == u"RET":
373
# elif key == "RET":
296
374
# self.open()
297
375
else:
298
376
return key
299
377
300
def property_changed(self, property=None, value=None,
301
*args, **kwargs):
302
"""Call self.update() if old value is not new value.
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
303
380
This overrides the method from MandosClientPropertyCache"""
304
property_name = unicode(property)
305
old_value = self.properties.get(property_name)
306
super(MandosClientWidget, self).property_changed(
307
property=property, value=value, *args, **kwargs)
308
if self.properties.get(property_name) != old_value:
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):
309
387
self.update()
310
388
311
389
314
392
"down" key presses, thus not allowing any containing widgets to
315
393
use them as an excuse to shift focus away from this widget.
316
394
"""
317
def keypress(self, (maxcol, maxrow), key):
318
ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
319
if ret in (u"up", u"down"):
395
def keypress(self, *args, **kwargs):
396
ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
397
if ret in ("up", "down"):
320
398
return
321
399
return ret
322
400
325
403
"""This is the entire user interface - the whole screen
326
404
with boxes, lists of client widgets, etc.
327
405
"""
328
def __init__(self, max_log_length=1000):
406
def __init__(self, max_log_length=1000, log_level=1):
329
407
DBusGMainLoop(set_as_default=True)
330
408
331
409
self.screen = urwid.curses_display.Screen()
332
410
333
411
self.screen.register_palette((
334
(u"normal",
335
u"default", u"default", None),
336
(u"bold",
337
u"default", u"default", u"bold"),
338
(u"underline-blink",
339
u"default", u"default", u"underline"),
340
(u"standout",
341
u"default", u"default", u"standout"),
342
(u"bold-underline-blink",
343
u"default", u"default", (u"bold", u"underline")),
344
(u"bold-standout",
345
u"default", u"default", (u"bold", u"standout")),
346
(u"underline-blink-standout",
347
u"default", u"default", (u"underline", u"standout")),
348
(u"bold-underline-blink-standout",
349
u"default", u"default", (u"bold", u"underline",
350
u"standout")),
412
("normal",
413
"default", "default", None),
414
("bold",
415
"bold", "default", "bold"),
416
("underline-blink",
417
"underline,blink", "default", "underline,blink"),
418
("standout",
419
"standout", "default", "standout"),
420
("bold-underline-blink",
421
"bold,underline,blink", "default", "bold,underline,blink"),
422
("bold-standout",
423
"bold,standout", "default", "bold,standout"),
424
("underline-blink-standout",
425
"underline,blink,standout", "default",
426
"underline,blink,standout"),
427
("bold-underline-blink-standout",
428
"bold,underline,blink,standout", "default",
429
"bold,underline,blink,standout"),
351
430
))
352
431
353
432
if urwid.supports_unicode():
354
self.divider = u"─" # \u2500
355
#self.divider = u"━" # \u2501
433
self.divider = "─" # \u2500
434
#self.divider = "━" # \u2501
356
435
else:
357
#self.divider = u"-" # \u002d
358
self.divider = u"_" # \u005f
436
#self.divider = "-" # \u002d
437
self.divider = "_" # \u005f
359
438
360
439
self.screen.start()
361
440
368
447
self.log = []
369
448
self.max_log_length = max_log_length
370
449
450
self.log_level = log_level
451
371
452
# We keep a reference to the log widget so we can remove it
372
453
# from the ListWalker without it getting destroyed
373
454
self.logbox = ConstrainedListBox(self.log)
375
456
# This keeps track of whether self.uilist currently has
376
457
# self.logbox in it or not
377
458
self.log_visible = True
378
self.log_wrap = u"any"
459
self.log_wrap = "any"
379
460
380
461
self.rebuild()
381
self.log_message_raw((u"bold",
382
u"Mandos Monitor version " + version))
383
self.log_message_raw((u"bold",
384
u"q: Quit ?: Help"))
462
self.log_message_raw(("bold",
463
"Mandos Monitor version " + version))
464
self.log_message_raw(("bold",
465
"q: Quit ?: Help"))
385
466
386
467
self.busname = domain + '.Mandos'
387
468
self.main_loop = gobject.MainLoop()
388
self.bus = dbus.SystemBus()
389
mandos_dbus_objc = self.bus.get_object(
390
self.busname, u"/", follow_name_owner_changes=True)
391
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
392
dbus_interface
393
= server_interface)
394
try:
395
mandos_clients = (self.mandos_serv
396
.GetAllClientsWithProperties())
397
except dbus.exceptions.DBusException:
398
mandos_clients = dbus.Dictionary()
399
400
(self.mandos_serv
401
.connect_to_signal(u"ClientRemoved",
402
self.find_and_remove_client,
403
dbus_interface=server_interface,
404
byte_arrays=True))
405
(self.mandos_serv
406
.connect_to_signal(u"ClientAdded",
407
self.add_new_client,
408
dbus_interface=server_interface,
409
byte_arrays=True))
410
(self.mandos_serv
411
.connect_to_signal(u"ClientNotFound",
412
self.client_not_found,
413
dbus_interface=server_interface,
414
byte_arrays=True))
415
for path, client in mandos_clients.iteritems():
416
client_proxy_object = self.bus.get_object(self.busname,
417
path)
418
self.add_client(MandosClientWidget(server_proxy_object
419
=self.mandos_serv,
420
proxy_object
421
=client_proxy_object,
422
properties=client,
423
update_hook
424
=self.refresh,
425
delete_hook
426
=self.remove_client,
427
logger
428
=self.log_message),
429
path=path)
430
469
431
470
def client_not_found(self, fingerprint, address):
432
self.log_message((u"Client with address %s and fingerprint %s"
433
u" could not be found" % (address,
434
fingerprint)))
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
435
474
436
475
def rebuild(self):
437
476
"""This rebuilds the User Interface.
438
477
Call this when the widget layout needs to change"""
439
478
self.uilist = []
440
479
#self.uilist.append(urwid.ListBox(self.clients))
441
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
480
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
481
clients),
442
482
#header=urwid.Divider(),
443
483
header=None,
444
footer=urwid.Divider(div_char=self.divider)))
484
footer=
485
urwid.Divider(div_char=
486
self.divider)))
445
487
if self.log_visible:
446
488
self.uilist.append(self.logbox)
447
pass
448
489
self.topwidget = urwid.Pile(self.uilist)
449
490
450
def log_message(self, message):
491
def log_message(self, message, level=1):
492
"""Log message formatted with timestamp"""
493
if level < self.log_level:
494
return
451
495
timestamp = datetime.datetime.now().isoformat()
452
self.log_message_raw(timestamp + u": " + message)
496
self.log_message_raw("{}: {}".format(timestamp, message),
497
level=level)
453
498
454
def log_message_raw(self, markup):
499
def log_message_raw(self, markup, level=1):
455
500
"""Add a log message to the log buffer."""
501
if level < self.log_level:
502
return
456
503
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
457
504
if (self.max_log_length
458
505
and len(self.log) > self.max_log_length):
459
506
del self.log[0:len(self.log)-self.max_log_length-1]
460
507
self.logbox.set_focus(len(self.logbox.body.contents),
461
coming_from=u"above")
508
coming_from="above")
462
509
self.refresh()
463
510
464
511
def toggle_log_display(self):
465
512
"""Toggle visibility of the log buffer."""
466
513
self.log_visible = not self.log_visible
467
514
self.rebuild()
468
self.log_message(u"Log visibility changed to: "
469
+ unicode(self.log_visible))
515
self.log_message("Log visibility changed to: {}"
516
.format(self.log_visible), level=0)
470
517
471
518
def change_log_display(self):
472
519
"""Change type of log display.
473
520
Currently, this toggles wrapping of text lines."""
474
if self.log_wrap == u"clip":
475
self.log_wrap = u"any"
521
if self.log_wrap == "clip":
522
self.log_wrap = "any"
476
523
else:
477
self.log_wrap = u"clip"
524
self.log_wrap = "clip"
478
525
for textwidget in self.log:
479
526
textwidget.set_wrap_mode(self.log_wrap)
480
self.log_message(u"Wrap mode: " + self.log_wrap)
527
self.log_message("Wrap mode: {}".format(self.log_wrap),
528
level=0)
481
529
482
def find_and_remove_client(self, path, name):
483
"""Find an client from its object path and remove it.
530
def find_and_remove_client(self, path, interfaces):
531
"""Find a client by its object path and remove it.
484
532
485
This is connected to the ClientRemoved signal from the
533
This is connected to the InterfacesRemoved signal from the
486
534
Mandos server object."""
535
if client_interface not in interfaces:
536
# Not a Mandos client object; ignore
537
return
487
538
try:
488
539
client = self.clients_dict[path]
489
540
except KeyError:
490
541
# not found?
542
self.log_message("Unknown client {!r} removed"
543
.format(path))
491
544
return
492
self.remove_client(client, path)
545
client.delete()
493
546
494
def add_new_client(self, path):
547
def add_new_client(self, path, ifs_and_props):
548
"""Find a client by its object path and remove it.
549
550
This is connected to the InterfacesAdded signal from the
551
Mandos server object.
552
"""
553
if client_interface not in ifs_and_props:
554
# Not a Mandos client object; ignore
555
return
495
556
client_proxy_object = self.bus.get_object(self.busname, path)
496
557
self.add_client(MandosClientWidget(server_proxy_object
497
558
=self.mandos_serv,
502
563
delete_hook
503
564
=self.remove_client,
504
565
logger
505
=self.log_message),
566
=self.log_message,
567
properties
568
= dict(ifs_and_props[
569
client_interface])),
506
570
path=path)
507
571
508
572
def add_client(self, client, path=None):
510
574
if path is None:
511
575
path = client.proxy.object_path
512
576
self.clients_dict[path] = client
513
self.clients.sort(None, lambda c: c.properties[u"name"])
577
self.clients.sort(key=lambda c: c.properties["Name"])
514
578
self.refresh()
515
579
516
580
def remove_client(self, client, path=None):
518
582
if path is None:
519
583
path = client.proxy.object_path
520
584
del self.clients_dict[path]
521
if not self.clients_dict:
522
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
523
# is completely emptied, we need to recreate it.
524
self.clients = urwid.SimpleListWalker([])
525
self.rebuild()
526
585
self.refresh()
527
586
528
587
def refresh(self):
532
591
533
592
def run(self):
534
593
"""Start the main loop and exit when it's done."""
594
self.bus = dbus.SystemBus()
595
mandos_dbus_objc = self.bus.get_object(
596
self.busname, "/", follow_name_owner_changes=True)
597
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
598
dbus_interface
599
= server_interface)
600
try:
601
mandos_clients = (self.mandos_serv
602
.GetAllClientsWithProperties())
603
if not mandos_clients:
604
self.log_message_raw(("bold", "Note: Server has no clients."))
605
except dbus.exceptions.DBusException:
606
self.log_message_raw(("bold", "Note: No Mandos server running."))
607
mandos_clients = dbus.Dictionary()
608
609
(self.mandos_serv
610
.connect_to_signal("InterfacesRemoved",
611
self.find_and_remove_client,
612
dbus_interface
613
= dbus.OBJECT_MANAGER_IFACE,
614
byte_arrays=True))
615
(self.mandos_serv
616
.connect_to_signal("InterfacesAdded",
617
self.add_new_client,
618
dbus_interface
619
= dbus.OBJECT_MANAGER_IFACE,
620
byte_arrays=True))
621
(self.mandos_serv
622
.connect_to_signal("ClientNotFound",
623
self.client_not_found,
624
dbus_interface=server_interface,
625
byte_arrays=True))
626
for path, client in mandos_clients.items():
627
client_proxy_object = self.bus.get_object(self.busname,
628
path)
629
self.add_client(MandosClientWidget(server_proxy_object
630
=self.mandos_serv,
631
proxy_object
632
=client_proxy_object,
633
properties=client,
634
update_hook
635
=self.refresh,
636
delete_hook
637
=self.remove_client,
638
logger
639
=self.log_message),
640
path=path)
641
535
642
self.refresh()
536
643
self._input_callback_tag = (gobject.io_add_watch
537
644
(sys.stdin.fileno(),
547
654
548
655
def process_input(self, source, condition):
549
656
keys = self.screen.get_input()
550
translations = { u"ctrl n": u"down", # Emacs
551
u"ctrl p": u"up", # Emacs
552
u"ctrl v": u"page down", # Emacs
553
u"meta v": u"page up", # Emacs
554
u" ": u"page down", # less
555
u"f": u"page down", # less
556
u"b": u"page up", # less
557
u"j": u"down", # vi
558
u"k": u"up", # vi
657
translations = { "ctrl n": "down", # Emacs
658
"ctrl p": "up", # Emacs
659
"ctrl v": "page down", # Emacs
660
"meta v": "page up", # Emacs
661
" ": "page down", # less
662
"f": "page down", # less
663
"b": "page up", # less
664
"j": "down", # vi
665
"k": "up", # vi
559
666
}
560
667
for key in keys:
561
668
try:
563
670
except KeyError: # :-)
564
671
pass
565
672
566
if key == u"q" or key == u"Q":
673
if key == "q" or key == "Q":
567
674
self.stop()
568
675
break
569
elif key == u"window resize":
676
elif key == "window resize":
570
677
self.size = self.screen.get_cols_rows()
571
678
self.refresh()
572
elif key == u"\f": # Ctrl-L
679
elif key == "ctrl l":
680
self.screen.clear()
573
681
self.refresh()
574
elif key == u"l" or key == u"D":
682
elif key == "l" or key == "D":
575
683
self.toggle_log_display()
576
684
self.refresh()
577
elif key == u"w" or key == u"i":
685
elif key == "w" or key == "i":
578
686
self.change_log_display()
579
687
self.refresh()
580
elif key == u"?" or key == u"f1" or key == u"esc":
688
elif key == "?" or key == "f1" or key == "esc":
581
689
if not self.log_visible:
582
690
self.log_visible = True
583
691
self.rebuild()
584
self.log_message_raw((u"bold",
585
u" ".
586
join((u"q: Quit",
587
u"?: Help",
588
u"l: Log window toggle",
589
u"TAB: Switch window",
590
u"w: Wrap (log)"))))
591
self.log_message_raw((u"bold",
592
u" "
593
.join((u"Clients:",
594
u"e: Enable",
595
u"d: Disable",
596
u"r: Remove",
597
u"s: Start new checker",
598
u"S: Stop checker",
599
u"C: Checker OK"))))
692
self.log_message_raw(("bold",
693
" ".
694
join(("q: Quit",
695
"?: Help",
696
"l: Log window toggle",
697
"TAB: Switch window",
698
"w: Wrap (log lines)",
699
"v: Toggle verbose log",
700
))))
701
self.log_message_raw(("bold",
702
" "
703
.join(("Clients:",
704
"+: Enable",
705
"-: Disable",
706
"R: Remove",
707
"s: Start new checker",
708
"S: Stop checker",
709
"C: Checker OK",
710
"a: Approve",
711
"d: Deny"))))
600
712
self.refresh()
601
elif key == u"tab":
713
elif key == "tab":
602
714
if self.topwidget.get_focus() is self.logbox:
603
715
self.topwidget.set_focus(0)
604
716
else:
605
717
self.topwidget.set_focus(self.logbox)
606
718
self.refresh()
607
#elif (key == u"end" or key == u"meta >" or key == u"G"
608
# or key == u">"):
719
elif key == "v":
720
if self.log_level == 0:
721
self.log_level = 1
722
self.log_message("Verbose mode: Off")
723
else:
724
self.log_level = 0
725
self.log_message("Verbose mode: On")
726
#elif (key == "end" or key == "meta >" or key == "G"
727
# or key == ">"):
609
728
# pass # xxx end-of-buffer
610
#elif (key == u"home" or key == u"meta <" or key == u"g"
611
# or key == u"<"):
729
#elif (key == "home" or key == "meta <" or key == "g"
730
# or key == "<"):
612
731
# pass # xxx beginning-of-buffer
613
#elif key == u"ctrl e" or key == u"$":
732
#elif key == "ctrl e" or key == "$":
614
733
# pass # xxx move-end-of-line
615
#elif key == u"ctrl a" or key == u"^":
734
#elif key == "ctrl a" or key == "^":
616
735
# pass # xxx move-beginning-of-line
617
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
736
#elif key == "ctrl b" or key == "meta (" or key == "h":
618
737
# pass # xxx left
619
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
738
#elif key == "ctrl f" or key == "meta )" or key == "l":
620
739
# pass # xxx right
621
#elif key == u"a":
740
#elif key == "a":
622
741
# pass # scroll up log
623
#elif key == u"z":
742
#elif key == "z":
624
743
# pass # scroll down log
625
744
elif self.topwidget.selectable():
626
745
self.topwidget.keypress(self.size, key)
630
749
ui = UserInterface()
631
750
try:
632
751
ui.run()
633
except Exception, e:
634
ui.log_message(unicode(e))
752
except KeyboardInterrupt:
753
ui.screen.stop()
754
except Exception as e:
755
ui.log_message(str(e))
635
756
ui.screen.stop()
636
757
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0