To get this branch, use:
bzr branch
http://bzr.recompile.se/loggerhead/mandos/release
« back to all changes in this revision
Viewing changes to mandos-monitor
- browse files at revision 237.7.327
- compare with another revision
- download diff
- download tarball
- view history from revision 237.7.327
- Committer: Teddy Hogeborn
- Date: 2015-07-27 09:23:56 UTC
- mto: (237.7.594 trunk)
- mto: This revision was merged to the branch mainline in revision 325.
- Revision ID: teddy@recompile.se-20150727092356-65ul6jsiozlkjw4e
Debian bug fix for mandos-client: Remove dhparams.pem on purge.
* debian/mandos-client.postrm (purge): Bug fix: Remove dhparams.pem.
* debian/mandos-client.postrm (purge): Bug fix: Remove dhparams.pem.
- files added:
- debian/mandos-client.examples
- 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 © 2009-2015 Teddy Hogeborn
7
# Copyright © 2009-2015 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, '')
25
55
26
56
import logging
27
57
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
28
58
29
59
# Some useful constants
30
domain = 'se.bsnet.fukt'
60
domain = 'se.recompile'
31
61
server_interface = domain + '.Mandos'
32
62
client_interface = domain + '.Mandos.Client'
33
version = "1.0.15"
34
35
# Always run in monochrome mode
36
urwid.curses_display.curses.has_colors = lambda : False
37
38
# Urwid doesn't support blinking, but we want it. Since we have no
39
# use for underline on its own, we make underline also always blink.
40
urwid.curses_display.curses.A_UNDERLINE |= (
41
urwid.curses_display.curses.A_BLINK)
63
version = "1.6.9"
42
64
43
65
def isoformat_to_datetime(iso):
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),
61
83
properties and calls a hook function when any of them are
62
84
changed.
63
85
"""
64
def __init__(self, proxy_object=None, *args, **kwargs):
86
def __init__(self, proxy_object=None, properties=None, **kwargs):
65
87
self.proxy = proxy_object # Mandos Client proxy object
66
67
self.properties = dict()
68
self.proxy.connect_to_signal(u"PropertyChanged",
69
self.property_changed,
70
client_interface,
71
byte_arrays=True)
72
73
self.properties.update(
74
self.proxy.GetAll(client_interface,
75
dbus_interface = dbus.PROPERTIES_IFACE))
76
77
#XXX This break good super behaviour!
78
# super(MandosClientPropertyCache, self).__init__(
79
# *args, **kwargs)
88
self.properties = dict() if properties is None else properties
89
self.property_changed_match = (
90
self.proxy.connect_to_signal("PropertiesChanged",
91
self.properties_changed,
92
dbus.PROPERTIES_IFACE,
93
byte_arrays=True))
94
95
if properties is None:
96
self.properties.update(
97
self.proxy.GetAll(client_interface,
98
dbus_interface
99
= dbus.PROPERTIES_IFACE))
100
101
super(MandosClientPropertyCache, self).__init__(**kwargs)
80
102
81
def property_changed(self, property=None, value=None):
82
"""This is called whenever we get a PropertyChanged signal
83
It updates the changed property in the "properties" dict.
103
def properties_changed(self, interface, properties, invalidated):
104
"""This is called whenever we get a PropertiesChanged signal
105
It updates the changed properties in the "properties" dict.
84
106
"""
85
107
# Update properties dict with new value
86
self.properties[property] = value
108
self.properties.update(properties)
109
110
def delete(self):
111
self.property_changed_match.remove()
87
112
88
113
89
114
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
91
116
"""
92
117
93
118
def __init__(self, server_proxy_object=None, update_hook=None,
94
delete_hook=None, logger=None, *args, **kwargs):
119
delete_hook=None, logger=None, **kwargs):
95
120
# Called on update
96
121
self.update_hook = update_hook
97
122
# Called on delete
102
127
self.logger = logger
103
128
104
129
self._update_timer_callback_tag = None
105
self.last_checker_failed = False
106
130
107
131
# The widget shown normally
108
self._text_widget = urwid.Text(u"")
132
self._text_widget = urwid.Text("")
109
133
# The widget shown when we have focus
110
self._focus_text_widget = urwid.Text(u"")
111
super(MandosClientWidget, self).__init__(
112
update_hook=update_hook, delete_hook=delete_hook,
113
*args, **kwargs)
134
self._focus_text_widget = urwid.Text("")
135
super(MandosClientWidget, self).__init__(**kwargs)
114
136
self.update()
115
137
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)
136
last_checked_ok = isoformat_to_datetime(self.properties
137
[u"LastCheckedOK"])
138
if last_checked_ok is None:
139
self.last_checker_failed = True
140
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:
138
139
self.match_objects = (
140
self.proxy.connect_to_signal("CheckerCompleted",
141
self.checker_completed,
142
client_interface,
143
byte_arrays=True),
144
self.proxy.connect_to_signal("CheckerStarted",
145
self.checker_started,
146
client_interface,
147
byte_arrays=True),
148
self.proxy.connect_to_signal("GotSecret",
149
self.got_secret,
150
client_interface,
151
byte_arrays=True),
152
self.proxy.connect_to_signal("NeedApproval",
153
self.need_approval,
154
client_interface,
155
byte_arrays=True),
156
self.proxy.connect_to_signal("Rejected",
157
self.rejected,
158
client_interface,
159
byte_arrays=True))
160
self.logger('Created client {}'
161
.format(self.properties["Name"]), level=0)
162
163
def using_timer(self, flag):
164
"""Call this method with True or False when timer should be
165
activated or deactivated.
166
"""
167
if flag and self._update_timer_callback_tag is None:
168
# Will update the shown timer value every second
148
169
self._update_timer_callback_tag = (gobject.timeout_add
149
170
(1000,
150
171
self.update_timer))
172
elif not (flag or self._update_timer_callback_tag is None):
173
gobject.source_remove(self._update_timer_callback_tag)
174
self._update_timer_callback_tag = None
151
175
152
def checker_completed(self, exitstatus, condition, command):
176
def checker_completed(self, exitstatus, signal, command):
153
177
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))
178
self.logger('Checker for client {} (command "{}")'
179
' succeeded'.format(self.properties["Name"],
180
command), level=0)
161
181
self.update()
162
182
return
163
183
# 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
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)))
174
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)))
179
elif os.WCOREDUMP(condition):
180
self.logger(u'Checker for client %s (command "%s")'
181
u' dumped core'
182
% (self.properties[u"Name"], command))
184
if exitstatus >= 0:
185
self.logger('Checker for client {} (command "{}") failed'
186
' with exit code {}'
187
.format(self.properties["Name"], command,
188
exitstatus))
189
elif signal != 0:
190
self.logger('Checker for client {} (command "{}") was'
191
' killed by signal {}'
192
.format(self.properties["Name"], command,
193
signal))
183
194
else:
184
self.logger(u'Checker for client %s completed'
185
u' mysteriously')
195
self.logger('Checker for client {} completed'
196
' mysteriously'
197
.format(self.properties["Name"]))
186
198
self.update()
187
199
188
200
def checker_started(self, command):
189
#self.logger(u'Client %s started checker "%s"'
190
# % (self.properties[u"Name"], unicode(command)))
191
pass
201
"""Server signals that a checker started."""
202
self.logger('Client {} started checker "{}"'
203
.format(self.properties["Name"],
204
command), level=0)
192
205
193
206
def got_secret(self):
194
self.last_checker_failed = False
195
self.logger(u'Client %s received its secret'
196
% self.properties[u"Name"])
207
self.logger('Client {} received its secret'
208
.format(self.properties["Name"]))
197
209
198
210
def need_approval(self, timeout, default):
199
211
if not default:
200
message = u'Client %s needs approval within %s seconds'
212
message = 'Client {} needs approval within {} seconds'
201
213
else:
202
message = u'Client %s will get its secret in %s seconds'
203
self.logger(message
204
% (self.properties[u"Name"], timeout/1000))
214
message = 'Client {} will get its secret in {} seconds'
215
self.logger(message.format(self.properties["Name"],
216
timeout/1000))
205
217
206
218
def rejected(self, reason):
207
self.logger(u'Client %s was rejected; reason: %s'
208
% (self.properties[u"Name"], reason))
219
self.logger('Client {} was rejected; reason: {}'
220
.format(self.properties["Name"], reason))
209
221
210
222
def selectable(self):
211
223
"""Make this a "selectable" widget.
212
224
This overrides the method from urwid.FlowWidget."""
213
225
return True
214
226
215
def rows(self, (maxcol,), focus=False):
227
def rows(self, maxcolrow, focus=False):
216
228
"""How many rows this widget will occupy might depend on
217
229
whether we have focus or not.
218
230
This overrides the method from urwid.FlowWidget"""
219
return self.current_widget(focus).rows((maxcol,), focus=focus)
231
return self.current_widget(focus).rows(maxcolrow, focus=focus)
220
232
221
233
def current_widget(self, focus=False):
222
234
if focus or self.opened:
226
238
def update(self):
227
239
"Called when what is visible on the screen should be updated."
228
240
# 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",
241
with_standout = { "normal": "standout",
242
"bold": "bold-standout",
243
"underline-blink":
244
"underline-blink-standout",
245
"bold-underline-blink":
246
"bold-underline-blink-standout",
235
247
}
236
248
237
249
# Rebuild focus and non-focus widgets using current properties
238
250
239
251
# 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:
252
base = '{name}: '.format(name=self.properties["Name"])
253
if not self.properties["Enabled"]:
254
message = "DISABLED"
255
self.using_timer(False)
256
elif self.properties["ApprovalPending"]:
250
257
timeout = datetime.timedelta(milliseconds
251
258
= 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])
259
["ApprovalDelay"])
260
last_approval_request = isoformat_to_datetime(
261
self.properties["LastApprovalRequest"])
262
if last_approval_request is not None:
263
timer = max(timeout - (datetime.datetime.utcnow()
264
- last_approval_request),
265
datetime.timedelta())
266
else:
267
timer = datetime.timedelta()
268
if self.properties["ApprovedByDefault"]:
269
message = "Approval in {}. (d)eny?"
270
else:
271
message = "Denial in {}. (a)pprove?"
272
message = message.format(str(timer).rsplit(".", 1)[0])
273
self.using_timer(True)
274
elif self.properties["LastCheckerStatus"] != 0:
275
# When checker has failed, show timer until client expires
276
expires = self.properties["Expires"]
277
if expires == "":
278
timer = datetime.timedelta(0)
279
else:
280
expires = (datetime.datetime.strptime
281
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
282
timer = max(expires - datetime.datetime.utcnow(),
283
datetime.timedelta())
284
message = ('A checker has failed! Time until client'
285
' gets disabled: {}'
286
.format(str(timer).rsplit(".", 1)[0]))
287
self.using_timer(True)
261
288
else:
262
message = u"enabled"
263
self._text = "%s%s" % (base, message)
264
289
message = "enabled"
290
self.using_timer(False)
291
self._text = "{}{}".format(base, message)
292
265
293
if not urwid.supports_unicode():
266
294
self._text = self._text.encode("ascii", "replace")
267
textlist = [(u"normal", self._text)]
295
textlist = [("normal", self._text)]
268
296
self._text_widget.set_text(textlist)
269
297
self._focus_text_widget.set_text([(with_standout[text[0]],
270
298
text[1])
279
307
self.update_hook()
280
308
281
309
def update_timer(self):
282
"called by gobject"
310
"""called by gobject. Will indefinitely loop until
311
gobject.source_remove() on tag is called"""
283
312
self.update()
284
313
return True # Keep calling this
285
314
286
def delete(self):
315
def delete(self, **kwargs):
287
316
if self._update_timer_callback_tag is not None:
288
317
gobject.source_remove(self._update_timer_callback_tag)
289
318
self._update_timer_callback_tag = None
319
for match in self.match_objects:
320
match.remove()
321
self.match_objects = ()
290
322
if self.delete_hook is not None:
291
323
self.delete_hook(self)
324
return super(MandosClientWidget, self).delete(**kwargs)
292
325
293
def render(self, (maxcol,), focus=False):
326
def render(self, maxcolrow, focus=False):
294
327
"""Render differently if we have focus.
295
328
This overrides the method from urwid.FlowWidget"""
296
return self.current_widget(focus).render((maxcol,),
329
return self.current_widget(focus).render(maxcolrow,
297
330
focus=focus)
298
331
299
def keypress(self, (maxcol,), key):
332
def keypress(self, maxcolrow, key):
300
333
"""Handle keys.
301
334
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":
335
if key == "+":
336
self.proxy.Enable(dbus_interface = client_interface,
337
ignore_reply=True)
338
elif key == "-":
339
self.proxy.Disable(dbus_interface = client_interface,
340
ignore_reply=True)
341
elif key == "a":
307
342
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
308
dbus_interface = client_interface)
309
elif key == u"d":
343
dbus_interface = client_interface,
344
ignore_reply=True)
345
elif key == "d":
310
346
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":
347
dbus_interface = client_interface,
348
ignore_reply=True)
349
elif key == "R" or key == "_" or key == "ctrl k":
313
350
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)
351
.object_path,
352
ignore_reply=True)
353
elif key == "s":
354
self.proxy.StartChecker(dbus_interface = client_interface,
355
ignore_reply=True)
356
elif key == "S":
357
self.proxy.StopChecker(dbus_interface = client_interface,
358
ignore_reply=True)
359
elif key == "C":
360
self.proxy.CheckedOK(dbus_interface = client_interface,
361
ignore_reply=True)
321
362
# xxx
322
# elif key == u"p" or key == "=":
363
# elif key == "p" or key == "=":
323
364
# self.proxy.pause()
324
# elif key == u"u" or key == ":":
365
# elif key == "u" or key == ":":
325
366
# self.proxy.unpause()
326
# elif key == u"RET":
367
# elif key == "RET":
327
368
# self.open()
328
369
else:
329
370
return key
330
371
331
def property_changed(self, property=None, value=None,
332
*args, **kwargs):
333
"""Call self.update() if old value is not new value.
372
def properties_changed(self, interface, properties, invalidated):
373
"""Call self.update() if any properties changed.
334
374
This overrides the method from MandosClientPropertyCache"""
335
property_name = unicode(property)
336
old_value = self.properties.get(property_name)
337
super(MandosClientWidget, self).property_changed(
338
property=property, value=value, *args, **kwargs)
339
if self.properties.get(property_name) != old_value:
375
old_values = { key: self.properties.get(key)
376
for key in properties.keys() }
377
super(MandosClientWidget, self).properties_changed(
378
interface, properties, invalidated)
379
if any(old_values[key] != self.properties.get(key)
380
for key in old_values):
340
381
self.update()
341
382
342
383
345
386
"down" key presses, thus not allowing any containing widgets to
346
387
use them as an excuse to shift focus away from this widget.
347
388
"""
348
def keypress(self, (maxcol, maxrow), key):
349
ret = super(ConstrainedListBox, self).keypress((maxcol,
350
maxrow), key)
351
if ret in (u"up", u"down"):
389
def keypress(self, *args, **kwargs):
390
ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
391
if ret in ("up", "down"):
352
392
return
353
393
return ret
354
394
357
397
"""This is the entire user interface - the whole screen
358
398
with boxes, lists of client widgets, etc.
359
399
"""
360
def __init__(self, max_log_length=1000):
400
def __init__(self, max_log_length=1000, log_level=1):
361
401
DBusGMainLoop(set_as_default=True)
362
402
363
403
self.screen = urwid.curses_display.Screen()
364
404
365
405
self.screen.register_palette((
366
(u"normal",
367
u"default", u"default", None),
368
(u"bold",
369
u"default", u"default", u"bold"),
370
(u"underline-blink",
371
u"default", u"default", u"underline"),
372
(u"standout",
373
u"default", u"default", u"standout"),
374
(u"bold-underline-blink",
375
u"default", u"default", (u"bold", u"underline")),
376
(u"bold-standout",
377
u"default", u"default", (u"bold", u"standout")),
378
(u"underline-blink-standout",
379
u"default", u"default", (u"underline", u"standout")),
380
(u"bold-underline-blink-standout",
381
u"default", u"default", (u"bold", u"underline",
382
u"standout")),
406
("normal",
407
"default", "default", None),
408
("bold",
409
"bold", "default", "bold"),
410
("underline-blink",
411
"underline,blink", "default", "underline,blink"),
412
("standout",
413
"standout", "default", "standout"),
414
("bold-underline-blink",
415
"bold,underline,blink", "default", "bold,underline,blink"),
416
("bold-standout",
417
"bold,standout", "default", "bold,standout"),
418
("underline-blink-standout",
419
"underline,blink,standout", "default",
420
"underline,blink,standout"),
421
("bold-underline-blink-standout",
422
"bold,underline,blink,standout", "default",
423
"bold,underline,blink,standout"),
383
424
))
384
425
385
426
if urwid.supports_unicode():
386
self.divider = u"─" # \u2500
387
#self.divider = u"━" # \u2501
427
self.divider = "─" # \u2500
428
#self.divider = "━" # \u2501
388
429
else:
389
#self.divider = u"-" # \u002d
390
self.divider = u"_" # \u005f
430
#self.divider = "-" # \u002d
431
self.divider = "_" # \u005f
391
432
392
433
self.screen.start()
393
434
400
441
self.log = []
401
442
self.max_log_length = max_log_length
402
443
444
self.log_level = log_level
445
403
446
# We keep a reference to the log widget so we can remove it
404
447
# from the ListWalker without it getting destroyed
405
448
self.logbox = ConstrainedListBox(self.log)
407
450
# This keeps track of whether self.uilist currently has
408
451
# self.logbox in it or not
409
452
self.log_visible = True
410
self.log_wrap = u"any"
453
self.log_wrap = "any"
411
454
412
455
self.rebuild()
413
self.log_message_raw((u"bold",
414
u"Mandos Monitor version " + version))
415
self.log_message_raw((u"bold",
416
u"q: Quit ?: Help"))
456
self.log_message_raw(("bold",
457
"Mandos Monitor version " + version))
458
self.log_message_raw(("bold",
459
"q: Quit ?: Help"))
417
460
418
461
self.busname = domain + '.Mandos'
419
462
self.main_loop = gobject.MainLoop()
420
self.bus = dbus.SystemBus()
421
mandos_dbus_objc = self.bus.get_object(
422
self.busname, u"/", follow_name_owner_changes=True)
423
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
424
dbus_interface
425
= server_interface)
426
try:
427
mandos_clients = (self.mandos_serv
428
.GetAllClientsWithProperties())
429
except dbus.exceptions.DBusException:
430
mandos_clients = dbus.Dictionary()
431
432
(self.mandos_serv
433
.connect_to_signal(u"ClientRemoved",
434
self.find_and_remove_client,
435
dbus_interface=server_interface,
436
byte_arrays=True))
437
(self.mandos_serv
438
.connect_to_signal(u"ClientAdded",
439
self.add_new_client,
440
dbus_interface=server_interface,
441
byte_arrays=True))
442
(self.mandos_serv
443
.connect_to_signal(u"ClientNotFound",
444
self.client_not_found,
445
dbus_interface=server_interface,
446
byte_arrays=True))
447
for path, client in mandos_clients.iteritems():
448
client_proxy_object = self.bus.get_object(self.busname,
449
path)
450
self.add_client(MandosClientWidget(server_proxy_object
451
=self.mandos_serv,
452
proxy_object
453
=client_proxy_object,
454
properties=client,
455
update_hook
456
=self.refresh,
457
delete_hook
458
=self.remove_client,
459
logger
460
=self.log_message),
461
path=path)
462
463
463
464
def client_not_found(self, fingerprint, address):
464
self.log_message((u"Client with address %s and fingerprint %s"
465
u" could not be found" % (address,
466
fingerprint)))
465
self.log_message("Client with address {} and fingerprint {}"
466
" could not be found"
467
.format(address, fingerprint))
467
468
468
469
def rebuild(self):
469
470
"""This rebuilds the User Interface.
479
480
self.divider)))
480
481
if self.log_visible:
481
482
self.uilist.append(self.logbox)
482
pass
483
483
self.topwidget = urwid.Pile(self.uilist)
484
484
485
def log_message(self, message):
485
def log_message(self, message, level=1):
486
"""Log message formatted with timestamp"""
487
if level < self.log_level:
488
return
486
489
timestamp = datetime.datetime.now().isoformat()
487
self.log_message_raw(timestamp + u": " + message)
490
self.log_message_raw("{}: {}".format(timestamp, message),
491
level=level)
488
492
489
def log_message_raw(self, markup):
493
def log_message_raw(self, markup, level=1):
490
494
"""Add a log message to the log buffer."""
495
if level < self.log_level:
496
return
491
497
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
492
498
if (self.max_log_length
493
499
and len(self.log) > self.max_log_length):
494
500
del self.log[0:len(self.log)-self.max_log_length-1]
495
501
self.logbox.set_focus(len(self.logbox.body.contents),
496
coming_from=u"above")
502
coming_from="above")
497
503
self.refresh()
498
504
499
505
def toggle_log_display(self):
500
506
"""Toggle visibility of the log buffer."""
501
507
self.log_visible = not self.log_visible
502
508
self.rebuild()
503
#self.log_message(u"Log visibility changed to: "
504
# + unicode(self.log_visible))
509
self.log_message("Log visibility changed to: {}"
510
.format(self.log_visible), level=0)
505
511
506
512
def change_log_display(self):
507
513
"""Change type of log display.
508
514
Currently, this toggles wrapping of text lines."""
509
if self.log_wrap == u"clip":
510
self.log_wrap = u"any"
515
if self.log_wrap == "clip":
516
self.log_wrap = "any"
511
517
else:
512
self.log_wrap = u"clip"
518
self.log_wrap = "clip"
513
519
for textwidget in self.log:
514
520
textwidget.set_wrap_mode(self.log_wrap)
515
#self.log_message(u"Wrap mode: " + self.log_wrap)
521
self.log_message("Wrap mode: {}".format(self.log_wrap),
522
level=0)
516
523
517
524
def find_and_remove_client(self, path, name):
518
"""Find an client from its object path and remove it.
525
"""Find a client by its object path and remove it.
519
526
520
527
This is connected to the ClientRemoved signal from the
521
528
Mandos server object."""
523
530
client = self.clients_dict[path]
524
531
except KeyError:
525
532
# not found?
533
self.log_message("Unknown client {!r} ({!r}) removed"
534
.format(name, path))
526
535
return
527
self.remove_client(client, path)
536
client.delete()
528
537
529
538
def add_new_client(self, path):
530
539
client_proxy_object = self.bus.get_object(self.busname, path)
545
554
if path is None:
546
555
path = client.proxy.object_path
547
556
self.clients_dict[path] = client
548
self.clients.sort(None, lambda c: c.properties[u"Name"])
557
self.clients.sort(key=lambda c: c.properties["Name"])
549
558
self.refresh()
550
559
551
560
def remove_client(self, client, path=None):
553
562
if path is None:
554
563
path = client.proxy.object_path
555
564
del self.clients_dict[path]
556
if not self.clients_dict:
557
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
558
# is completely emptied, we need to recreate it.
559
self.clients = urwid.SimpleListWalker([])
560
self.rebuild()
561
565
self.refresh()
562
566
563
567
def refresh(self):
567
571
568
572
def run(self):
569
573
"""Start the main loop and exit when it's done."""
574
self.bus = dbus.SystemBus()
575
mandos_dbus_objc = self.bus.get_object(
576
self.busname, "/", follow_name_owner_changes=True)
577
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
578
dbus_interface
579
= server_interface)
580
try:
581
mandos_clients = (self.mandos_serv
582
.GetAllClientsWithProperties())
583
if not mandos_clients:
584
self.log_message_raw(("bold", "Note: Server has no clients."))
585
except dbus.exceptions.DBusException:
586
self.log_message_raw(("bold", "Note: No Mandos server running."))
587
mandos_clients = dbus.Dictionary()
588
589
(self.mandos_serv
590
.connect_to_signal("ClientRemoved",
591
self.find_and_remove_client,
592
dbus_interface=server_interface,
593
byte_arrays=True))
594
(self.mandos_serv
595
.connect_to_signal("ClientAdded",
596
self.add_new_client,
597
dbus_interface=server_interface,
598
byte_arrays=True))
599
(self.mandos_serv
600
.connect_to_signal("ClientNotFound",
601
self.client_not_found,
602
dbus_interface=server_interface,
603
byte_arrays=True))
604
for path, client in mandos_clients.items():
605
client_proxy_object = self.bus.get_object(self.busname,
606
path)
607
self.add_client(MandosClientWidget(server_proxy_object
608
=self.mandos_serv,
609
proxy_object
610
=client_proxy_object,
611
properties=client,
612
update_hook
613
=self.refresh,
614
delete_hook
615
=self.remove_client,
616
logger
617
=self.log_message),
618
path=path)
619
570
620
self.refresh()
571
621
self._input_callback_tag = (gobject.io_add_watch
572
622
(sys.stdin.fileno(),
582
632
583
633
def process_input(self, source, condition):
584
634
keys = self.screen.get_input()
585
translations = { u"ctrl n": u"down", # Emacs
586
u"ctrl p": u"up", # Emacs
587
u"ctrl v": u"page down", # Emacs
588
u"meta v": u"page up", # Emacs
589
u" ": u"page down", # less
590
u"f": u"page down", # less
591
u"b": u"page up", # less
592
u"j": u"down", # vi
593
u"k": u"up", # vi
635
translations = { "ctrl n": "down", # Emacs
636
"ctrl p": "up", # Emacs
637
"ctrl v": "page down", # Emacs
638
"meta v": "page up", # Emacs
639
" ": "page down", # less
640
"f": "page down", # less
641
"b": "page up", # less
642
"j": "down", # vi
643
"k": "up", # vi
594
644
}
595
645
for key in keys:
596
646
try:
598
648
except KeyError: # :-)
599
649
pass
600
650
601
if key == u"q" or key == u"Q":
651
if key == "q" or key == "Q":
602
652
self.stop()
603
653
break
604
elif key == u"window resize":
654
elif key == "window resize":
605
655
self.size = self.screen.get_cols_rows()
606
656
self.refresh()
607
elif key == u"\f": # Ctrl-L
657
elif key == "ctrl l":
658
self.screen.clear()
608
659
self.refresh()
609
elif key == u"l" or key == u"D":
660
elif key == "l" or key == "D":
610
661
self.toggle_log_display()
611
662
self.refresh()
612
elif key == u"w" or key == u"i":
663
elif key == "w" or key == "i":
613
664
self.change_log_display()
614
665
self.refresh()
615
elif key == u"?" or key == u"f1" or key == u"esc":
666
elif key == "?" or key == "f1" or key == "esc":
616
667
if not self.log_visible:
617
668
self.log_visible = True
618
669
self.rebuild()
619
self.log_message_raw((u"bold",
620
u" ".
621
join((u"q: Quit",
622
u"?: Help",
623
u"l: Log window toggle",
624
u"TAB: Switch window",
625
u"w: Wrap (log)"))))
626
self.log_message_raw((u"bold",
627
u" "
628
.join((u"Clients:",
629
u"+: Enable",
630
u"-: Disable",
631
u"r: Remove",
632
u"s: Start new checker",
633
u"S: Stop checker",
634
u"C: Checker OK",
635
u"a: Approve",
636
u"d: Deny"))))
670
self.log_message_raw(("bold",
671
" ".
672
join(("q: Quit",
673
"?: Help",
674
"l: Log window toggle",
675
"TAB: Switch window",
676
"w: Wrap (log lines)",
677
"v: Toggle verbose log",
678
))))
679
self.log_message_raw(("bold",
680
" "
681
.join(("Clients:",
682
"+: Enable",
683
"-: Disable",
684
"R: Remove",
685
"s: Start new checker",
686
"S: Stop checker",
687
"C: Checker OK",
688
"a: Approve",
689
"d: Deny"))))
637
690
self.refresh()
638
elif key == u"tab":
691
elif key == "tab":
639
692
if self.topwidget.get_focus() is self.logbox:
640
693
self.topwidget.set_focus(0)
641
694
else:
642
695
self.topwidget.set_focus(self.logbox)
643
696
self.refresh()
644
#elif (key == u"end" or key == u"meta >" or key == u"G"
645
# or key == u">"):
697
elif key == "v":
698
if self.log_level == 0:
699
self.log_level = 1
700
self.log_message("Verbose mode: Off")
701
else:
702
self.log_level = 0
703
self.log_message("Verbose mode: On")
704
#elif (key == "end" or key == "meta >" or key == "G"
705
# or key == ">"):
646
706
# pass # xxx end-of-buffer
647
#elif (key == u"home" or key == u"meta <" or key == u"g"
648
# or key == u"<"):
707
#elif (key == "home" or key == "meta <" or key == "g"
708
# or key == "<"):
649
709
# pass # xxx beginning-of-buffer
650
#elif key == u"ctrl e" or key == u"$":
710
#elif key == "ctrl e" or key == "$":
651
711
# pass # xxx move-end-of-line
652
#elif key == u"ctrl a" or key == u"^":
712
#elif key == "ctrl a" or key == "^":
653
713
# pass # xxx move-beginning-of-line
654
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
714
#elif key == "ctrl b" or key == "meta (" or key == "h":
655
715
# pass # xxx left
656
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
716
#elif key == "ctrl f" or key == "meta )" or key == "l":
657
717
# pass # xxx right
658
#elif key == u"a":
718
#elif key == "a":
659
719
# pass # scroll up log
660
#elif key == u"z":
720
#elif key == "z":
661
721
# pass # scroll down log
662
722
elif self.topwidget.selectable():
663
723
self.topwidget.keypress(self.size, key)
669
729
ui.run()
670
730
except KeyboardInterrupt:
671
731
ui.screen.stop()
672
except Exception, e:
673
ui.log_message(unicode(e))
732
except Exception as e:
733
ui.log_message(str(e))
674
734
ui.screen.stop()
675
735
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0