To get this branch, use:
bzr branch
http://bzr.recompile.se/loggerhead/mandos/trunk
« back to all changes in this revision
Viewing changes to mandos-monitor
- browse files at revision 487
- compare with another revision
- download diff
- download tarball
- view history from revision 487
- Committer: Teddy Hogeborn
- Date: 2011-07-16 00:29:19 UTC
- Revision ID: teddy@fukt.bsnet.se-20110716002919-r77yikuiulj42o40
* initramfs-tools-script: Abort if plugin-runner is missing. Removed
workaround for Debian bug #633582; the
workaround required getopt, which can not be
guaranteed.
* plugin-runner.c (main): Work around Debian bug #633582.
* plugins.d/mandos-client.c (main): - '' -
workaround for Debian bug #633582; the
workaround required getopt, which can not be
guaranteed.
* plugin-runner.c (main): Work around Debian bug #633582.
* plugins.d/mandos-client.c (main): - '' -
- files added:
- initramfs-tools-hook-conf
- files removed:
- bugs.xml
- debian/tests
- debian/upstream
- dracut-module
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
#!/usr/bin/python3 -bbI
1
#!/usr/bin/python
2
2
# -*- mode: python; coding: utf-8 -*-
3
#
3
#
4
4
# Mandos Monitor - Control and monitor the Mandos server
5
#
6
# Copyright © 2009-2019 Teddy Hogeborn
7
# Copyright © 2009-2019 Björn Påhlsson
8
#
9
# This file is part of Mandos.
10
#
11
# Mandos is free software: you can redistribute it and/or modify it
12
# under the terms of the GNU General Public License as published by
5
#
6
# Copyright © 2009-2011 Teddy Hogeborn
7
# Copyright © 2009-2011 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
13
11
# the Free Software Foundation, either version 3 of the License, or
14
12
# (at your option) any later version.
15
13
#
16
# Mandos is distributed in the hope that it will be useful, but
17
# WITHOUT ANY WARRANTY; without even the implied warranty of
14
# This program is distributed in the hope that it will be useful,
15
# but WITHOUT ANY WARRANTY; without even the implied warranty of
18
16
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19
17
# GNU General Public License for more details.
20
#
18
#
21
19
# You should have received a copy of the GNU General Public License
22
# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
23
#
24
# Contact the authors at <mandos@recompile.se>.
25
#
26
from __future__ import (division, absolute_import, print_function,
27
unicode_literals)
20
# along with this program. If not, see <http://www.gnu.org/licenses/>.
21
#
22
# Contact the authors at <mandos@fukt.bsnet.se>.
23
#
28
24
29
try:
30
from future_builtins import *
31
except ImportError:
32
pass
25
from __future__ import division, absolute_import, print_function, unicode_literals
33
26
34
27
import sys
35
import logging
36
28
import os
37
import warnings
29
import signal
30
38
31
import datetime
39
import locale
40
32
41
33
import urwid.curses_display
42
34
import urwid
43
35
44
36
from dbus.mainloop.glib import DBusGMainLoop
45
from gi.repository import GLib
37
import gobject
46
38
47
39
import dbus
48
40
49
if sys.version_info.major == 2:
50
__metaclass__ = type
51
str = unicode
52
input = raw_input
53
54
# Show warnings by default
55
if not sys.warnoptions:
56
warnings.simplefilter("default")
57
58
log = logging.getLogger(os.path.basename(sys.argv[0]))
59
logging.basicConfig(level="NOTSET", # Show all messages
60
format="%(message)s") # Show basic log messages
61
62
logging.captureWarnings(True) # Show warnings via the logging system
63
64
locale.setlocale(locale.LC_ALL, "")
65
66
logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
41
import UserList
42
43
import locale
44
45
locale.setlocale(locale.LC_ALL, '')
46
47
import logging
48
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
67
49
68
50
# Some useful constants
69
domain = "se.recompile"
70
server_interface = domain + ".Mandos"
71
client_interface = domain + ".Mandos.Client"
72
version = "1.8.15"
73
74
try:
75
dbus.OBJECT_MANAGER_IFACE
76
except AttributeError:
77
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
78
51
domain = 'se.bsnet.fukt'
52
server_interface = domain + '.Mandos'
53
client_interface = domain + '.Mandos.Client'
54
version = "1.3.0"
55
56
# Always run in monochrome mode
57
urwid.curses_display.curses.has_colors = lambda : False
58
59
# Urwid doesn't support blinking, but we want it. Since we have no
60
# use for underline on its own, we make underline also always blink.
61
urwid.curses_display.curses.A_UNDERLINE |= (
62
urwid.curses_display.curses.A_BLINK)
79
63
80
64
def isoformat_to_datetime(iso):
81
65
"Parse an ISO 8601 date string to a datetime.datetime()"
90
74
int(day),
91
75
int(hour),
92
76
int(minute),
93
int(second), # Whole seconds
94
int(fraction*1000000)) # Microseconds
95
96
97
class MandosClientPropertyCache:
77
int(second), # Whole seconds
78
int(fraction*1000000)) # Microseconds
79
80
class MandosClientPropertyCache(object):
98
81
"""This wraps a Mandos Client D-Bus proxy object, caches the
99
82
properties and calls a hook function when any of them are
100
83
changed.
101
84
"""
102
def __init__(self, proxy_object=None, properties=None, **kwargs):
103
self.proxy = proxy_object # Mandos Client proxy object
104
self.properties = dict() if properties is None else properties
105
self.property_changed_match = (
106
self.proxy.connect_to_signal("PropertiesChanged",
107
self.properties_changed,
108
dbus.PROPERTIES_IFACE,
109
byte_arrays=True))
110
111
if properties is None:
112
self.properties.update(self.proxy.GetAll(
113
client_interface,
114
dbus_interface=dbus.PROPERTIES_IFACE))
115
116
super(MandosClientPropertyCache, self).__init__(**kwargs)
117
118
def properties_changed(self, interface, properties, invalidated):
119
"""This is called whenever we get a PropertiesChanged signal
120
It updates the changed properties in the "properties" dict.
85
def __init__(self, proxy_object=None, *args, **kwargs):
86
self.proxy = proxy_object # Mandos Client proxy object
87
88
self.properties = dict()
89
self.proxy.connect_to_signal("PropertyChanged",
90
self.property_changed,
91
client_interface,
92
byte_arrays=True)
93
94
self.properties.update(
95
self.proxy.GetAll(client_interface,
96
dbus_interface = dbus.PROPERTIES_IFACE))
97
98
#XXX This break good super behaviour!
99
# super(MandosClientPropertyCache, self).__init__(
100
# *args, **kwargs)
101
102
def property_changed(self, property=None, value=None):
103
"""This is called whenever we get a PropertyChanged signal
104
It updates the changed property in the "properties" dict.
121
105
"""
122
106
# Update properties dict with new value
123
if interface == client_interface:
124
self.properties.update(properties)
125
126
def delete(self):
127
self.property_changed_match.remove()
107
self.properties[property] = value
128
108
129
109
130
110
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
131
111
"""A Mandos Client which is visible on the screen.
132
112
"""
133
113
134
114
def __init__(self, server_proxy_object=None, update_hook=None,
135
delete_hook=None, **kwargs):
115
delete_hook=None, logger=None, *args, **kwargs):
136
116
# Called on update
137
117
self.update_hook = update_hook
138
118
# Called on delete
139
119
self.delete_hook = delete_hook
140
120
# Mandos Server proxy object
141
121
self.server_proxy_object = server_proxy_object
142
122
# Logger
123
self.logger = logger
124
143
125
self._update_timer_callback_tag = None
144
126
self._update_timer_callback_lock = 0
127
self.last_checker_failed = False
128
145
129
# The widget shown normally
146
130
self._text_widget = urwid.Text("")
147
131
# The widget shown when we have focus
148
132
self._focus_text_widget = urwid.Text("")
149
super(MandosClientWidget, self).__init__(**kwargs)
133
super(MandosClientWidget, self).__init__(
134
update_hook=update_hook, delete_hook=delete_hook,
135
*args, **kwargs)
150
136
self.update()
151
137
self.opened = False
152
153
self.match_objects = (
154
self.proxy.connect_to_signal("CheckerCompleted",
155
self.checker_completed,
156
client_interface,
157
byte_arrays=True),
158
self.proxy.connect_to_signal("CheckerStarted",
159
self.checker_started,
160
client_interface,
161
byte_arrays=True),
162
self.proxy.connect_to_signal("GotSecret",
163
self.got_secret,
164
client_interface,
165
byte_arrays=True),
166
self.proxy.connect_to_signal("NeedApproval",
167
self.need_approval,
168
client_interface,
169
byte_arrays=True),
170
self.proxy.connect_to_signal("Rejected",
171
self.rejected,
172
client_interface,
173
byte_arrays=True))
174
log.debug("Created client %s", self.properties["Name"])
175
138
139
last_checked_ok = isoformat_to_datetime(self.properties
140
["LastCheckedOK"])
141
if last_checked_ok is None:
142
self.last_checker_failed = True
143
else:
144
self.last_checker_failed = ((datetime.datetime.utcnow()
145
- last_checked_ok)
146
> datetime.timedelta
147
(milliseconds=
148
self.properties
149
["Interval"]))
150
151
if self.last_checker_failed:
152
self.using_timer(True)
153
154
if self.need_approval:
155
self.using_timer(True)
156
157
self.proxy.connect_to_signal("CheckerCompleted",
158
self.checker_completed,
159
client_interface,
160
byte_arrays=True)
161
self.proxy.connect_to_signal("CheckerStarted",
162
self.checker_started,
163
client_interface,
164
byte_arrays=True)
165
self.proxy.connect_to_signal("GotSecret",
166
self.got_secret,
167
client_interface,
168
byte_arrays=True)
169
self.proxy.connect_to_signal("NeedApproval",
170
self.need_approval,
171
client_interface,
172
byte_arrays=True)
173
self.proxy.connect_to_signal("Rejected",
174
self.rejected,
175
client_interface,
176
byte_arrays=True)
177
178
def property_changed(self, property=None, value=None):
179
super(self, MandosClientWidget).property_changed(property,
180
value)
181
if property == "ApprovalPending":
182
using_timer(bool(value))
183
176
184
def using_timer(self, flag):
177
185
"""Call this method with True or False when timer should be
178
186
activated or deactivated.
179
187
"""
180
if flag and self._update_timer_callback_tag is None:
181
# Will update the shown timer value every second
182
self._update_timer_callback_tag = (
183
GLib.timeout_add(1000,
184
glib_safely(self.update_timer)))
185
elif not (flag or self._update_timer_callback_tag is None):
186
GLib.source_remove(self._update_timer_callback_tag)
188
old = self._update_timer_callback_lock
189
if flag:
190
self._update_timer_callback_lock += 1
191
else:
192
self._update_timer_callback_lock -= 1
193
if old == 0 and self._update_timer_callback_lock:
194
self._update_timer_callback_tag = (gobject.timeout_add
195
(1000,
196
self.update_timer))
197
elif old and self._update_timer_callback_lock == 0:
198
gobject.source_remove(self._update_timer_callback_tag)
187
199
self._update_timer_callback_tag = None
188
200
189
201
def checker_completed(self, exitstatus, condition, command):
190
202
if exitstatus == 0:
191
log.debug('Checker for client %s (command "%s")'
192
" succeeded", self.properties["Name"], command)
203
if self.last_checker_failed:
204
self.last_checker_failed = False
205
self.using_timer(False)
206
#self.logger('Checker for client %s (command "%s")'
207
# ' was successful'
208
# % (self.properties["Name"], command))
193
209
self.update()
194
210
return
195
211
# Checker failed
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
196
215
if os.WIFEXITED(condition):
197
log.info('Checker for client %s (command "%s") failed'
198
" with exit code %d", self.properties["Name"],
199
command, os.WEXITSTATUS(condition))
216
self.logger('Checker for client %s (command "%s")'
217
' failed with exit code %s'
218
% (self.properties["Name"], command,
219
os.WEXITSTATUS(condition)))
200
220
elif os.WIFSIGNALED(condition):
201
log.info('Checker for client %s (command "%s") was'
202
" killed by signal %d", self.properties["Name"],
203
command, os.WTERMSIG(condition))
221
self.logger('Checker for client %s (command "%s")'
222
' was killed by signal %s'
223
% (self.properties["Name"], command,
224
os.WTERMSIG(condition)))
225
elif os.WCOREDUMP(condition):
226
self.logger('Checker for client %s (command "%s")'
227
' dumped core'
228
% (self.properties["Name"], command))
229
else:
230
self.logger('Checker for client %s completed'
231
' mysteriously')
204
232
self.update()
205
233
206
234
def checker_started(self, command):
207
"""Server signals that a checker started."""
208
log.debug('Client %s started checker "%s"',
209
self.properties["Name"], command)
210
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
237
pass
238
211
239
def got_secret(self):
212
log.info("Client %s received its secret",
213
self.properties["Name"])
214
240
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
243
215
244
def need_approval(self, timeout, default):
216
245
if not default:
217
message = "Client %s needs approval within %f seconds"
246
message = 'Client %s needs approval within %s seconds'
218
247
else:
219
message = "Client %s will get its secret in %f seconds"
220
log.info(message, self.properties["Name"], timeout/1000)
221
248
message = 'Client %s will get its secret in %s seconds'
249
self.logger(message
250
% (self.properties["Name"], timeout/1000))
251
self.using_timer(True)
252
222
253
def rejected(self, reason):
223
log.info("Client %s was rejected; reason: %s",
224
self.properties["Name"], reason)
225
254
self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
256
226
257
def selectable(self):
227
258
"""Make this a "selectable" widget.
228
259
This overrides the method from urwid.FlowWidget."""
229
260
return True
230
261
231
262
def rows(self, maxcolrow, focus=False):
232
263
"""How many rows this widget will occupy might depend on
233
264
whether we have focus or not.
234
265
This overrides the method from urwid.FlowWidget"""
235
266
return self.current_widget(focus).rows(maxcolrow, focus=focus)
236
267
237
268
def current_widget(self, focus=False):
238
269
if focus or self.opened:
239
270
return self._focus_widget
240
271
return self._widget
241
272
242
273
def update(self):
243
274
"Called when what is visible on the screen should be updated."
244
275
# How to add standout mode to a style
245
with_standout = {"normal": "standout",
246
"bold": "bold-standout",
247
"underline-blink":
248
"underline-blink-standout",
249
"bold-underline-blink":
250
"bold-underline-blink-standout",
251
}
276
with_standout = { "normal": "standout",
277
"bold": "bold-standout",
278
"underline-blink":
279
"underline-blink-standout",
280
"bold-underline-blink":
281
"bold-underline-blink-standout",
282
}
252
283
253
284
# Rebuild focus and non-focus widgets using current properties
254
285
255
286
# Base part of a client. Name!
256
base = "{name}: ".format(name=self.properties["Name"])
287
base = ('%(name)s: '
288
% {"name": self.properties["Name"]})
257
289
if not self.properties["Enabled"]:
258
290
message = "DISABLED"
259
self.using_timer(False)
260
291
elif self.properties["ApprovalPending"]:
261
timeout = datetime.timedelta(
262
milliseconds=self.properties["ApprovalDelay"])
292
timeout = datetime.timedelta(milliseconds
293
= self.properties
294
["ApprovalDelay"])
263
295
last_approval_request = isoformat_to_datetime(
264
296
self.properties["LastApprovalRequest"])
265
297
if last_approval_request is not None:
266
timer = max(timeout - (datetime.datetime.utcnow()
267
- last_approval_request),
268
datetime.timedelta())
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
269
300
else:
270
301
timer = datetime.timedelta()
271
302
if self.properties["ApprovedByDefault"]:
272
message = "Approval in {}. (d)eny?"
273
else:
274
message = "Denial in {}. (a)pprove?"
275
message = message.format(str(timer).rsplit(".", 1)[0])
276
self.using_timer(True)
277
elif self.properties["LastCheckerStatus"] != 0:
278
# When checker has failed, show timer until client expires
279
expires = self.properties["Expires"]
280
if expires == "":
281
timer = datetime.timedelta(0)
282
else:
283
expires = (datetime.datetime.strptime
284
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
285
timer = max(expires - datetime.datetime.utcnow(),
286
datetime.timedelta())
287
message = ("A checker has failed! Time until client"
288
" gets disabled: {}"
289
.format(str(timer).rsplit(".", 1)[0]))
290
self.using_timer(True)
303
message = "Approval in %s. (d)eny?"
304
else:
305
message = "Denial in %s. (a)pprove?"
306
message = message % unicode(timer).rsplit(".", 1)[0]
307
elif self.last_checker_failed:
308
timeout = datetime.timedelta(milliseconds
309
= self.properties
310
["Timeout"])
311
last_ok = isoformat_to_datetime(
312
max((self.properties["LastCheckedOK"]
313
or self.properties["Created"]),
314
self.properties["LastEnabled"]))
315
timer = timeout - (datetime.datetime.utcnow() - last_ok)
316
message = ('A checker has failed! Time until client'
317
' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
291
319
else:
292
320
message = "enabled"
293
self.using_timer(False)
294
self._text = "{}{}".format(base, message)
295
321
self._text = "%s%s" % (base, message)
322
296
323
if not urwid.supports_unicode():
297
324
self._text = self._text.encode("ascii", "replace")
298
325
textlist = [("normal", self._text)]
308
335
# Run update hook, if any
309
336
if self.update_hook is not None:
310
337
self.update_hook()
311
338
312
339
def update_timer(self):
313
"""called by GLib. Will indefinitely loop until
314
GLib.source_remove() on tag is called
315
"""
340
"called by gobject"
316
341
self.update()
317
342
return True # Keep calling this
318
319
def delete(self, **kwargs):
343
344
def delete(self):
320
345
if self._update_timer_callback_tag is not None:
321
GLib.source_remove(self._update_timer_callback_tag)
346
gobject.source_remove(self._update_timer_callback_tag)
322
347
self._update_timer_callback_tag = None
323
for match in self.match_objects:
324
match.remove()
325
self.match_objects = ()
326
348
if self.delete_hook is not None:
327
349
self.delete_hook(self)
328
return super(MandosClientWidget, self).delete(**kwargs)
329
350
330
351
def render(self, maxcolrow, focus=False):
331
352
"""Render differently if we have focus.
332
353
This overrides the method from urwid.FlowWidget"""
333
354
return self.current_widget(focus).render(maxcolrow,
334
355
focus=focus)
335
356
336
357
def keypress(self, maxcolrow, key):
337
358
"""Handle keys.
338
359
This overrides the method from urwid.FlowWidget"""
339
360
if key == "+":
340
self.proxy.Set(client_interface, "Enabled",
341
dbus.Boolean(True), ignore_reply=True,
342
dbus_interface=dbus.PROPERTIES_IFACE)
361
self.proxy.Enable(dbus_interface = client_interface,
362
ignore_reply=True)
343
363
elif key == "-":
344
self.proxy.Set(client_interface, "Enabled", False,
345
ignore_reply=True,
346
dbus_interface=dbus.PROPERTIES_IFACE)
364
self.proxy.Disable(dbus_interface = client_interface,
365
ignore_reply=True)
347
366
elif key == "a":
348
367
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
349
dbus_interface=client_interface,
368
dbus_interface = client_interface,
350
369
ignore_reply=True)
351
370
elif key == "d":
352
371
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
353
dbus_interface=client_interface,
372
dbus_interface = client_interface,
354
373
ignore_reply=True)
355
374
elif key == "R" or key == "_" or key == "ctrl k":
356
375
self.server_proxy_object.RemoveClient(self.proxy
357
376
.object_path,
358
377
ignore_reply=True)
359
378
elif key == "s":
360
self.proxy.Set(client_interface, "CheckerRunning",
361
dbus.Boolean(True), ignore_reply=True,
362
dbus_interface=dbus.PROPERTIES_IFACE)
379
self.proxy.StartChecker(dbus_interface = client_interface,
380
ignore_reply=True)
363
381
elif key == "S":
364
self.proxy.Set(client_interface, "CheckerRunning",
365
dbus.Boolean(False), ignore_reply=True,
366
dbus_interface=dbus.PROPERTIES_IFACE)
382
self.proxy.StopChecker(dbus_interface = client_interface,
383
ignore_reply=True)
367
384
elif key == "C":
368
self.proxy.CheckedOK(dbus_interface=client_interface,
385
self.proxy.CheckedOK(dbus_interface = client_interface,
369
386
ignore_reply=True)
370
387
# xxx
371
388
# elif key == "p" or key == "=":
376
393
# self.open()
377
394
else:
378
395
return key
379
380
def properties_changed(self, interface, properties, invalidated):
381
"""Call self.update() if any properties changed.
396
397
def property_changed(self, property=None, value=None,
398
*args, **kwargs):
399
"""Call self.update() if old value is not new value.
382
400
This overrides the method from MandosClientPropertyCache"""
383
old_values = {key: self.properties.get(key)
384
for key in properties.keys()}
385
super(MandosClientWidget, self).properties_changed(
386
interface, properties, invalidated)
387
if any(old_values[key] != self.properties.get(key)
388
for key in old_values):
401
property_name = unicode(property)
402
old_value = self.properties.get(property_name)
403
super(MandosClientWidget, self).property_changed(
404
property=property, value=value, *args, **kwargs)
405
if self.properties.get(property_name) != old_value:
389
406
self.update()
390
407
391
408
392
def glib_safely(func, retval=True):
393
def safe_func(*args, **kwargs):
394
try:
395
return func(*args, **kwargs)
396
except Exception:
397
log.exception("")
398
return retval
399
return safe_func
400
401
402
409
class ConstrainedListBox(urwid.ListBox):
403
410
"""Like a normal urwid.ListBox, but will consume all "up" or
404
411
"down" key presses, thus not allowing any containing widgets to
405
412
use them as an excuse to shift focus away from this widget.
406
413
"""
407
def keypress(self, *args, **kwargs):
408
ret = (super(ConstrainedListBox, self)
409
.keypress(*args, **kwargs))
414
def keypress(self, maxcolrow, key):
415
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
410
416
if ret in ("up", "down"):
411
417
return
412
418
return ret
413
419
414
420
415
class UserInterface:
421
class UserInterface(object):
416
422
"""This is the entire user interface - the whole screen
417
423
with boxes, lists of client widgets, etc.
418
424
"""
419
425
def __init__(self, max_log_length=1000):
420
426
DBusGMainLoop(set_as_default=True)
421
427
422
428
self.screen = urwid.curses_display.Screen()
423
429
424
430
self.screen.register_palette((
425
431
("normal",
426
432
"default", "default", None),
427
433
("bold",
428
"bold", "default", "bold"),
434
"default", "default", "bold"),
429
435
("underline-blink",
430
"underline,blink", "default", "underline,blink"),
436
"default", "default", "underline"),
431
437
("standout",
432
"standout", "default", "standout"),
438
"default", "default", "standout"),
433
439
("bold-underline-blink",
434
"bold,underline,blink", "default",
435
"bold,underline,blink"),
440
"default", "default", ("bold", "underline")),
436
441
("bold-standout",
437
"bold,standout", "default", "bold,standout"),
442
"default", "default", ("bold", "standout")),
438
443
("underline-blink-standout",
439
"underline,blink,standout", "default",
440
"underline,blink,standout"),
444
"default", "default", ("underline", "standout")),
441
445
("bold-underline-blink-standout",
442
"bold,underline,blink,standout", "default",
443
"bold,underline,blink,standout"),
446
"default", "default", ("bold", "underline",
447
"standout")),
444
448
))
445
449
446
450
if urwid.supports_unicode():
447
self.divider = "─" # \u2500
451
self.divider = "─" # \u2500
452
#self.divider = "━" # \u2501
448
453
else:
449
self.divider = "_" # \u005f
450
454
#self.divider = "-" # \u002d
455
self.divider = "_" # \u005f
456
451
457
self.screen.start()
452
458
453
459
self.size = self.screen.get_cols_rows()
454
460
455
461
self.clients = urwid.SimpleListWalker([])
456
462
self.clients_dict = {}
457
463
458
464
# We will add Text widgets to this list
459
self.log = urwid.SimpleListWalker([])
465
self.log = []
460
466
self.max_log_length = max_log_length
461
467
462
468
# We keep a reference to the log widget so we can remove it
463
469
# from the ListWalker without it getting destroyed
464
470
self.logbox = ConstrainedListBox(self.log)
465
471
466
472
# This keeps track of whether self.uilist currently has
467
473
# self.logbox in it or not
468
474
self.log_visible = True
469
475
self.log_wrap = "any"
470
471
self.loghandler = UILogHandler(self)
472
476
473
477
self.rebuild()
474
self.add_log_line(("bold",
475
"Mandos Monitor version " + version))
476
self.add_log_line(("bold", "q: Quit ?: Help"))
477
478
self.busname = domain + ".Mandos"
479
self.main_loop = GLib.MainLoop()
480
481
def client_not_found(self, key_id, address):
482
log.info("Client with address %s and key ID %s could"
483
" not be found", address, key_id)
484
478
self.log_message_raw(("bold",
479
"Mandos Monitor version " + version))
480
self.log_message_raw(("bold",
481
"q: Quit ?: Help"))
482
483
self.busname = domain + '.Mandos'
484
self.main_loop = gobject.MainLoop()
485
self.bus = dbus.SystemBus()
486
mandos_dbus_objc = self.bus.get_object(
487
self.busname, "/", follow_name_owner_changes=True)
488
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
489
dbus_interface
490
= server_interface)
491
try:
492
mandos_clients = (self.mandos_serv
493
.GetAllClientsWithProperties())
494
except dbus.exceptions.DBusException:
495
mandos_clients = dbus.Dictionary()
496
497
(self.mandos_serv
498
.connect_to_signal("ClientRemoved",
499
self.find_and_remove_client,
500
dbus_interface=server_interface,
501
byte_arrays=True))
502
(self.mandos_serv
503
.connect_to_signal("ClientAdded",
504
self.add_new_client,
505
dbus_interface=server_interface,
506
byte_arrays=True))
507
(self.mandos_serv
508
.connect_to_signal("ClientNotFound",
509
self.client_not_found,
510
dbus_interface=server_interface,
511
byte_arrays=True))
512
for path, client in mandos_clients.iteritems():
513
client_proxy_object = self.bus.get_object(self.busname,
514
path)
515
self.add_client(MandosClientWidget(server_proxy_object
516
=self.mandos_serv,
517
proxy_object
518
=client_proxy_object,
519
properties=client,
520
update_hook
521
=self.refresh,
522
delete_hook
523
=self.remove_client,
524
logger
525
=self.log_message),
526
path=path)
527
528
def client_not_found(self, fingerprint, address):
529
self.log_message(("Client with address %s and fingerprint %s"
530
" could not be found" % (address,
531
fingerprint)))
532
485
533
def rebuild(self):
486
534
"""This rebuilds the User Interface.
487
535
Call this when the widget layout needs to change"""
488
536
self.uilist = []
489
# self.uilist.append(urwid.ListBox(self.clients))
537
#self.uilist.append(urwid.ListBox(self.clients))
490
538
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
491
539
clients),
492
# header=urwid.Divider(),
540
#header=urwid.Divider(),
493
541
header=None,
494
footer=urwid.Divider(
495
div_char=self.divider)))
542
footer=
543
urwid.Divider(div_char=
544
self.divider)))
496
545
if self.log_visible:
497
546
self.uilist.append(self.logbox)
547
pass
498
548
self.topwidget = urwid.Pile(self.uilist)
499
500
def add_log_line(self, markup):
549
550
def log_message(self, message):
551
timestamp = datetime.datetime.now().isoformat()
552
self.log_message_raw(timestamp + ": " + message)
553
554
def log_message_raw(self, markup):
555
"""Add a log message to the log buffer."""
501
556
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
502
if self.max_log_length:
503
if len(self.log) > self.max_log_length:
504
del self.log[0:(len(self.log) - self.max_log_length)]
505
self.logbox.set_focus(len(self.logbox.body.contents)-1,
557
if (self.max_log_length
558
and len(self.log) > self.max_log_length):
559
del self.log[0:len(self.log)-self.max_log_length-1]
560
self.logbox.set_focus(len(self.logbox.body.contents),
506
561
coming_from="above")
507
562
self.refresh()
508
563
509
564
def toggle_log_display(self):
510
565
"""Toggle visibility of the log buffer."""
511
566
self.log_visible = not self.log_visible
512
567
self.rebuild()
513
log.debug("Log visibility changed to: %s", self.log_visible)
514
568
#self.log_message("Log visibility changed to: "
569
# + unicode(self.log_visible))
570
515
571
def change_log_display(self):
516
572
"""Change type of log display.
517
573
Currently, this toggles wrapping of text lines."""
521
577
self.log_wrap = "clip"
522
578
for textwidget in self.log:
523
579
textwidget.set_wrap_mode(self.log_wrap)
524
log.debug("Wrap mode: %s", self.log_wrap)
525
526
def find_and_remove_client(self, path, interfaces):
527
"""Find a client by its object path and remove it.
528
529
This is connected to the InterfacesRemoved signal from the
580
#self.log_message("Wrap mode: " + self.log_wrap)
581
582
def find_and_remove_client(self, path, name):
583
"""Find an client from its object path and remove it.
584
585
This is connected to the ClientRemoved signal from the
530
586
Mandos server object."""
531
if client_interface not in interfaces:
532
# Not a Mandos client object; ignore
533
return
534
587
try:
535
588
client = self.clients_dict[path]
536
589
except KeyError:
537
590
# not found?
538
log.warning("Unknown client %s removed", path)
539
return
540
client.delete()
541
542
def add_new_client(self, path, ifs_and_props):
543
"""Find a client by its object path and remove it.
544
545
This is connected to the InterfacesAdded signal from the
546
Mandos server object.
547
"""
548
if client_interface not in ifs_and_props:
549
# Not a Mandos client object; ignore
550
return
591
return
592
self.remove_client(client, path)
593
594
def add_new_client(self, path):
551
595
client_proxy_object = self.bus.get_object(self.busname, path)
552
self.add_client(MandosClientWidget(
553
server_proxy_object=self.mandos_serv,
554
proxy_object=client_proxy_object,
555
update_hook=self.refresh,
556
delete_hook=self.remove_client,
557
properties=dict(ifs_and_props[client_interface])),
596
self.add_client(MandosClientWidget(server_proxy_object
597
=self.mandos_serv,
598
proxy_object
599
=client_proxy_object,
600
update_hook
601
=self.refresh,
602
delete_hook
603
=self.remove_client,
604
logger
605
=self.log_message),
558
606
path=path)
559
607
560
608
def add_client(self, client, path=None):
561
609
self.clients.append(client)
562
610
if path is None:
563
611
path = client.proxy.object_path
564
612
self.clients_dict[path] = client
565
self.clients.sort(key=lambda c: c.properties["Name"])
613
self.clients.sort(None, lambda c: c.properties["Name"])
566
614
self.refresh()
567
615
568
616
def remove_client(self, client, path=None):
569
617
self.clients.remove(client)
570
618
if path is None:
571
619
path = client.proxy.object_path
572
620
del self.clients_dict[path]
621
if not self.clients_dict:
622
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
623
# is completely emptied, we need to recreate it.
624
self.clients = urwid.SimpleListWalker([])
625
self.rebuild()
573
626
self.refresh()
574
627
575
628
def refresh(self):
576
629
"""Redraw the screen"""
577
630
canvas = self.topwidget.render(self.size, focus=True)
578
631
self.screen.draw_screen(self.size, canvas)
579
632
580
633
def run(self):
581
634
"""Start the main loop and exit when it's done."""
582
log.addHandler(self.loghandler)
583
self.orig_log_propagate = log.propagate
584
log.propagate = False
585
self.orig_log_level = log.level
586
log.setLevel("INFO")
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)
592
try:
593
mandos_clients = (self.mandos_serv
594
.GetAllClientsWithProperties())
595
if not mandos_clients:
596
log.warning("Note: Server has no clients.")
597
except dbus.exceptions.DBusException:
598
log.warning("Note: No Mandos server running.")
599
mandos_clients = dbus.Dictionary()
600
601
(self.mandos_serv
602
.connect_to_signal("InterfacesRemoved",
603
self.find_and_remove_client,
604
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
605
byte_arrays=True))
606
(self.mandos_serv
607
.connect_to_signal("InterfacesAdded",
608
self.add_new_client,
609
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
610
byte_arrays=True))
611
(self.mandos_serv
612
.connect_to_signal("ClientNotFound",
613
self.client_not_found,
614
dbus_interface=server_interface,
615
byte_arrays=True))
616
for path, client in mandos_clients.items():
617
client_proxy_object = self.bus.get_object(self.busname,
618
path)
619
self.add_client(MandosClientWidget(
620
server_proxy_object=self.mandos_serv,
621
proxy_object=client_proxy_object,
622
properties=client,
623
update_hook=self.refresh,
624
delete_hook=self.remove_client),
625
path=path)
626
627
635
self.refresh()
628
self._input_callback_tag = (
629
GLib.io_add_watch(
630
GLib.IOChannel.unix_new(sys.stdin.fileno()),
631
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
632
glib_safely(self.process_input)))
636
self._input_callback_tag = (gobject.io_add_watch
637
(sys.stdin.fileno(),
638
gobject.IO_IN,
639
self.process_input))
633
640
self.main_loop.run()
634
641
# Main loop has finished, we should close everything now
635
GLib.source_remove(self._input_callback_tag)
636
with warnings.catch_warnings():
637
warnings.simplefilter("ignore", BytesWarning)
638
self.screen.stop()
639
642
gobject.source_remove(self._input_callback_tag)
643
self.screen.stop()
644
640
645
def stop(self):
641
646
self.main_loop.quit()
642
log.removeHandler(self.loghandler)
643
log.propagate = self.orig_log_propagate
644
647
645
648
def process_input(self, source, condition):
646
649
keys = self.screen.get_input()
647
translations = {"ctrl n": "down", # Emacs
648
"ctrl p": "up", # Emacs
649
"ctrl v": "page down", # Emacs
650
"meta v": "page up", # Emacs
651
" ": "page down", # less
652
"f": "page down", # less
653
"b": "page up", # less
654
"j": "down", # vi
655
"k": "up", # vi
656
}
650
translations = { "ctrl n": "down", # Emacs
651
"ctrl p": "up", # Emacs
652
"ctrl v": "page down", # Emacs
653
"meta v": "page up", # Emacs
654
" ": "page down", # less
655
"f": "page down", # less
656
"b": "page up", # less
657
"j": "down", # vi
658
"k": "up", # vi
659
}
657
660
for key in keys:
658
661
try:
659
662
key = translations[key]
660
663
except KeyError: # :-)
661
664
pass
662
665
663
666
if key == "q" or key == "Q":
664
667
self.stop()
665
668
break
666
669
elif key == "window resize":
667
670
self.size = self.screen.get_cols_rows()
668
671
self.refresh()
669
elif key == "ctrl l":
670
self.screen.clear()
672
elif key == "\f": # Ctrl-L
671
673
self.refresh()
672
674
elif key == "l" or key == "D":
673
675
self.toggle_log_display()
679
681
if not self.log_visible:
680
682
self.log_visible = True
681
683
self.rebuild()
682
self.add_log_line(("bold",
683
" ".join(("q: Quit",
684
"?: Help",
685
"l: Log window toggle",
686
"TAB: Switch window",
687
"w: Wrap (log lines)",
688
"v: Toggle verbose log",
689
))))
690
self.add_log_line(("bold",
691
" ".join(("Clients:",
692
"+: Enable",
693
"-: Disable",
694
"R: Remove",
695
"s: Start new checker",
696
"S: Stop checker",
697
"C: Checker OK",
698
"a: Approve",
699
"d: Deny",
700
))))
684
self.log_message_raw(("bold",
685
" ".
686
join(("q: Quit",
687
"?: Help",
688
"l: Log window toggle",
689
"TAB: Switch window",
690
"w: Wrap (log)"))))
691
self.log_message_raw(("bold",
692
" "
693
.join(("Clients:",
694
"+: Enable",
695
"-: Disable",
696
"R: Remove",
697
"s: Start new checker",
698
"S: Stop checker",
699
"C: Checker OK",
700
"a: Approve",
701
"d: Deny"))))
701
702
self.refresh()
702
703
elif key == "tab":
703
704
if self.topwidget.get_focus() is self.logbox:
705
706
else:
706
707
self.topwidget.set_focus(self.logbox)
707
708
self.refresh()
708
elif key == "v":
709
if log.level < logging.INFO:
710
log.setLevel(logging.INFO)
711
log.info("Verbose mode: Off")
712
else:
713
log.setLevel(logging.NOTSET)
714
log.info("Verbose mode: On")
715
# elif (key == "end" or key == "meta >" or key == "G"
716
# or key == ">"):
717
# pass # xxx end-of-buffer
718
# elif (key == "home" or key == "meta <" or key == "g"
719
# or key == "<"):
720
# pass # xxx beginning-of-buffer
721
# elif key == "ctrl e" or key == "$":
722
# pass # xxx move-end-of-line
723
# elif key == "ctrl a" or key == "^":
724
# pass # xxx move-beginning-of-line
725
# elif key == "ctrl b" or key == "meta (" or key == "h":
726
# pass # xxx left
727
# elif key == "ctrl f" or key == "meta )" or key == "l":
728
# pass # xxx right
729
# elif key == "a":
730
# pass # scroll up log
731
# elif key == "z":
732
# pass # scroll down log
709
#elif (key == "end" or key == "meta >" or key == "G"
710
# or key == ">"):
711
# pass # xxx end-of-buffer
712
#elif (key == "home" or key == "meta <" or key == "g"
713
# or key == "<"):
714
# pass # xxx beginning-of-buffer
715
#elif key == "ctrl e" or key == "$":
716
# pass # xxx move-end-of-line
717
#elif key == "ctrl a" or key == "^":
718
# pass # xxx move-beginning-of-line
719
#elif key == "ctrl b" or key == "meta (" or key == "h":
720
# pass # xxx left
721
#elif key == "ctrl f" or key == "meta )" or key == "l":
722
# pass # xxx right
723
#elif key == "a":
724
# pass # scroll up log
725
#elif key == "z":
726
# pass # scroll down log
733
727
elif self.topwidget.selectable():
734
728
self.topwidget.keypress(self.size, key)
735
729
self.refresh()
736
730
return True
737
731
738
739
class UILogHandler(logging.Handler):
740
def __init__(self, ui, *args, **kwargs):
741
self.ui = ui
742
super(UILogHandler, self).__init__(*args, **kwargs)
743
self.setFormatter(
744
logging.Formatter("%(asctime)s: %(message)s"))
745
def emit(self, record):
746
msg = self.format(record)
747
if record.levelno > logging.INFO:
748
msg = ("bold", msg)
749
self.ui.add_log_line(msg)
750
751
752
732
ui = UserInterface()
753
733
try:
754
734
ui.run()
755
735
except KeyboardInterrupt:
756
with warnings.catch_warnings():
757
warnings.filterwarnings("ignore", "", BytesWarning)
758
ui.screen.stop()
759
except Exception:
760
with warnings.catch_warnings():
761
warnings.filterwarnings("ignore", "", BytesWarning)
762
ui.screen.stop()
736
ui.screen.stop()
737
except Exception, e:
738
ui.log_message(unicode(e))
739
ui.screen.stop()
763
740
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0