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 572
- compare with another revision
- download diff
- download tarball
- view history from revision 572
- Committer: Teddy Hogeborn
- Date: 2012-05-05 09:33:27 UTC
- Revision ID: teddy@recompile.se-20120505093327-kzn0kkia6rhpciwd
* mandos-ctl: Break long lines.
* mandos-monitor: - '' -
* mandos-monitor: - '' -
- files added:
- initramfs-tools-hook-conf
- files removed:
- bugs.xml
- debian/tests
- debian/upstream
- dracut-module
- 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 © 2009-2012 Teddy Hogeborn
7
# Copyright © 2009-2012 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
#
20
# along with this program. If not, see
21
# <http://www.gnu.org/licenses/>.
22
#
24
23
# Contact the authors at <mandos@recompile.se>.
25
#
24
#
25
26
26
from __future__ import (division, absolute_import, print_function,
27
27
unicode_literals)
28
28
29
try:
30
from future_builtins import *
31
except ImportError:
32
pass
33
34
29
import sys
35
import logging
36
30
import os
37
import warnings
31
import signal
32
38
33
import datetime
39
import locale
40
34
41
35
import urwid.curses_display
42
36
import urwid
43
37
44
38
from dbus.mainloop.glib import DBusGMainLoop
45
from gi.repository import GLib
39
import gobject
46
40
47
41
import dbus
48
42
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)
43
import UserList
44
45
import locale
46
47
locale.setlocale(locale.LC_ALL, '')
48
49
import logging
50
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
67
51
68
52
# 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
53
domain = 'se.recompile'
54
server_interface = domain + '.Mandos'
55
client_interface = domain + '.Mandos.Client'
56
version = "1.5.3"
57
58
# Always run in monochrome mode
59
urwid.curses_display.curses.has_colors = lambda : False
60
61
# Urwid doesn't support blinking, but we want it. Since we have no
62
# use for underline on its own, we make underline also always blink.
63
urwid.curses_display.curses.A_UNDERLINE |= (
64
urwid.curses_display.curses.A_BLINK)
79
65
80
66
def isoformat_to_datetime(iso):
81
67
"Parse an ISO 8601 date string to a datetime.datetime()"
90
76
int(day),
91
77
int(hour),
92
78
int(minute),
93
int(second), # Whole seconds
94
int(fraction*1000000)) # Microseconds
95
96
97
class MandosClientPropertyCache:
79
int(second), # Whole seconds
80
int(fraction*1000000)) # Microseconds
81
82
class MandosClientPropertyCache(object):
98
83
"""This wraps a Mandos Client D-Bus proxy object, caches the
99
84
properties and calls a hook function when any of them are
100
85
changed.
101
86
"""
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
87
def __init__(self, proxy_object=None, *args, **kwargs):
88
self.proxy = proxy_object # Mandos Client proxy object
89
90
self.properties = dict()
105
91
self.property_changed_match = (
106
self.proxy.connect_to_signal("PropertiesChanged",
107
self.properties_changed,
108
dbus.PROPERTIES_IFACE,
92
self.proxy.connect_to_signal("PropertyChanged",
93
self.property_changed,
94
client_interface,
109
95
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.
96
97
self.properties.update(
98
self.proxy.GetAll(client_interface,
99
dbus_interface = dbus.PROPERTIES_IFACE))
100
101
#XXX This breaks good super behaviour
102
# super(MandosClientPropertyCache, self).__init__(
103
# *args, **kwargs)
104
105
def property_changed(self, property=None, value=None):
106
"""This is called whenever we get a PropertyChanged signal
107
It updates the changed property in the "properties" dict.
121
108
"""
122
109
# Update properties dict with new value
123
if interface == client_interface:
124
self.properties.update(properties)
125
126
def delete(self):
110
self.properties[property] = value
111
112
def delete(self, *args, **kwargs):
127
113
self.property_changed_match.remove()
114
super(MandosClientPropertyCache, self).__init__(
115
*args, **kwargs)
128
116
129
117
130
118
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
131
119
"""A Mandos Client which is visible on the screen.
132
120
"""
133
121
134
122
def __init__(self, server_proxy_object=None, update_hook=None,
135
delete_hook=None, **kwargs):
123
delete_hook=None, logger=None, *args, **kwargs):
136
124
# Called on update
137
125
self.update_hook = update_hook
138
126
# Called on delete
139
127
self.delete_hook = delete_hook
140
128
# Mandos Server proxy object
141
129
self.server_proxy_object = server_proxy_object
142
130
# Logger
131
self.logger = logger
132
143
133
self._update_timer_callback_tag = None
144
134
self._update_timer_callback_lock = 0
135
145
136
# The widget shown normally
146
137
self._text_widget = urwid.Text("")
147
138
# The widget shown when we have focus
148
139
self._focus_text_widget = urwid.Text("")
149
super(MandosClientWidget, self).__init__(**kwargs)
140
super(MandosClientWidget, self).__init__(
141
update_hook=update_hook, delete_hook=delete_hook,
142
*args, **kwargs)
150
143
self.update()
151
144
self.opened = False
152
145
146
last_checked_ok = isoformat_to_datetime(self.properties
147
["LastCheckedOK"])
148
149
if self.properties ["LastCheckerStatus"] != 0:
150
self.using_timer(True)
151
152
if self.need_approval:
153
self.using_timer(True)
154
153
155
self.match_objects = (
154
156
self.proxy.connect_to_signal("CheckerCompleted",
155
157
self.checker_completed,
171
173
self.rejected,
172
174
client_interface,
173
175
byte_arrays=True))
174
log.debug("Created client %s", self.properties["Name"])
175
176
#self.logger('Created client {0}'
177
# .format(self.properties["Name"]))
178
179
def property_changed(self, property=None, value=None):
180
super(self, MandosClientWidget).property_changed(property,
181
value)
182
if property == "ApprovalPending":
183
using_timer(bool(value))
184
if property == "LastCheckerStatus":
185
using_timer(value != 0)
186
#self.logger('Checker for client {0} (command "{1}") was '
187
# ' successful'.format(self.properties["Name"],
188
# command))
189
176
190
def using_timer(self, flag):
177
191
"""Call this method with True or False when timer should be
178
192
activated or deactivated.
179
193
"""
180
if flag and self._update_timer_callback_tag is None:
194
old = self._update_timer_callback_lock
195
if flag:
196
self._update_timer_callback_lock += 1
197
else:
198
self._update_timer_callback_lock -= 1
199
if old == 0 and self._update_timer_callback_lock:
181
200
# 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)
201
self._update_timer_callback_tag = (gobject.timeout_add
202
(1000,
203
self.update_timer))
204
elif old and self._update_timer_callback_lock == 0:
205
gobject.source_remove(self._update_timer_callback_tag)
187
206
self._update_timer_callback_tag = None
188
207
189
208
def checker_completed(self, exitstatus, condition, command):
190
209
if exitstatus == 0:
191
log.debug('Checker for client %s (command "%s")'
192
" succeeded", self.properties["Name"], command)
193
210
self.update()
194
211
return
195
212
# Checker failed
196
213
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))
214
self.logger('Checker for client {0} (command "{1}")'
215
' failed with exit code {2}'
216
.format(self.properties["Name"], command,
217
os.WEXITSTATUS(condition)))
200
218
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))
219
self.logger('Checker for client {0} (command "{1}") was'
220
' killed by signal {2}'
221
.format(self.properties["Name"], command,
222
os.WTERMSIG(condition)))
223
elif os.WCOREDUMP(condition):
224
self.logger('Checker for client {0} (command "{1}")'
225
' dumped core'
226
.format(self.properties["Name"], command))
227
else:
228
self.logger('Checker for client {0} completed'
229
' mysteriously'
230
.format(self.properties["Name"]))
204
231
self.update()
205
232
206
233
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
234
"""Server signals that a checker started. This could be useful
235
to log in the future. """
236
#self.logger('Client {0} started checker "{1}"'
237
# .format(self.properties["Name"],
238
# unicode(command)))
239
pass
240
211
241
def got_secret(self):
212
log.info("Client %s received its secret",
213
self.properties["Name"])
214
242
self.logger('Client {0} received its secret'
243
.format(self.properties["Name"]))
244
215
245
def need_approval(self, timeout, default):
216
246
if not default:
217
message = "Client %s needs approval within %f seconds"
247
message = 'Client {0} needs approval within {1} seconds'
218
248
else:
219
message = "Client %s will get its secret in %f seconds"
220
log.info(message, self.properties["Name"], timeout/1000)
221
249
message = 'Client {0} will get its secret in {1} seconds'
250
self.logger(message.format(self.properties["Name"],
251
timeout/1000))
252
self.using_timer(True)
253
222
254
def rejected(self, reason):
223
log.info("Client %s was rejected; reason: %s",
224
self.properties["Name"], reason)
225
255
self.logger('Client {0} was rejected; reason: {1}'
256
.format(self.properties["Name"], reason))
257
226
258
def selectable(self):
227
259
"""Make this a "selectable" widget.
228
260
This overrides the method from urwid.FlowWidget."""
229
261
return True
230
262
231
263
def rows(self, maxcolrow, focus=False):
232
264
"""How many rows this widget will occupy might depend on
233
265
whether we have focus or not.
234
266
This overrides the method from urwid.FlowWidget"""
235
267
return self.current_widget(focus).rows(maxcolrow, focus=focus)
236
268
237
269
def current_widget(self, focus=False):
238
270
if focus or self.opened:
239
271
return self._focus_widget
240
272
return self._widget
241
273
242
274
def update(self):
243
275
"Called when what is visible on the screen should be updated."
244
276
# 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
}
277
with_standout = { "normal": "standout",
278
"bold": "bold-standout",
279
"underline-blink":
280
"underline-blink-standout",
281
"bold-underline-blink":
282
"bold-underline-blink-standout",
283
}
252
284
253
285
# Rebuild focus and non-focus widgets using current properties
254
286
255
287
# Base part of a client. Name!
256
base = "{name}: ".format(name=self.properties["Name"])
288
base = '{name}: '.format(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?"
303
message = "Approval in {0}. (d)eny?"
273
304
else:
274
message = "Denial in {}. (a)pprove?"
275
message = message.format(str(timer).rsplit(".", 1)[0])
276
self.using_timer(True)
305
message = "Denial in {0}. (a)pprove?"
306
message = message.format(unicode(timer).rsplit(".", 1)[0])
277
307
elif self.properties["LastCheckerStatus"] != 0:
278
308
# When checker has failed, show timer until client expires
279
309
expires = self.properties["Expires"]
281
311
timer = datetime.timedelta(0)
282
312
else:
283
313
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)
314
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
315
timer = expires - datetime.datetime.utcnow()
316
message = ('A checker has failed! Time until client'
317
' gets disabled: {0}'
318
.format(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 = "{0}{1}".format(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. Will indefinitely loop until
341
gobject.source_remove() on tag is called"""
316
342
self.update()
317
343
return True # Keep calling this
318
319
def delete(self, **kwargs):
344
345
def delete(self, *args, **kwargs):
320
346
if self._update_timer_callback_tag is not None:
321
GLib.source_remove(self._update_timer_callback_tag)
347
gobject.source_remove(self._update_timer_callback_tag)
322
348
self._update_timer_callback_tag = None
323
349
for match in self.match_objects:
324
350
match.remove()
325
351
self.match_objects = ()
326
352
if self.delete_hook is not None:
327
353
self.delete_hook(self)
328
return super(MandosClientWidget, self).delete(**kwargs)
329
354
return super(MandosClientWidget, self).delete(*args, **kwargs)
355
330
356
def render(self, maxcolrow, focus=False):
331
357
"""Render differently if we have focus.
332
358
This overrides the method from urwid.FlowWidget"""
333
359
return self.current_widget(focus).render(maxcolrow,
334
360
focus=focus)
335
361
336
362
def keypress(self, maxcolrow, key):
337
363
"""Handle keys.
338
364
This overrides the method from urwid.FlowWidget"""
339
365
if key == "+":
340
self.proxy.Set(client_interface, "Enabled",
341
dbus.Boolean(True), ignore_reply=True,
342
dbus_interface=dbus.PROPERTIES_IFACE)
366
self.proxy.Enable(dbus_interface = client_interface,
367
ignore_reply=True)
343
368
elif key == "-":
344
self.proxy.Set(client_interface, "Enabled", False,
345
ignore_reply=True,
346
dbus_interface=dbus.PROPERTIES_IFACE)
369
self.proxy.Disable(dbus_interface = client_interface,
370
ignore_reply=True)
347
371
elif key == "a":
348
372
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
349
dbus_interface=client_interface,
373
dbus_interface = client_interface,
350
374
ignore_reply=True)
351
375
elif key == "d":
352
376
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
353
dbus_interface=client_interface,
377
dbus_interface = client_interface,
354
378
ignore_reply=True)
355
379
elif key == "R" or key == "_" or key == "ctrl k":
356
380
self.server_proxy_object.RemoveClient(self.proxy
357
381
.object_path,
358
382
ignore_reply=True)
359
383
elif key == "s":
360
self.proxy.Set(client_interface, "CheckerRunning",
361
dbus.Boolean(True), ignore_reply=True,
362
dbus_interface=dbus.PROPERTIES_IFACE)
384
self.proxy.StartChecker(dbus_interface = client_interface,
385
ignore_reply=True)
363
386
elif key == "S":
364
self.proxy.Set(client_interface, "CheckerRunning",
365
dbus.Boolean(False), ignore_reply=True,
366
dbus_interface=dbus.PROPERTIES_IFACE)
387
self.proxy.StopChecker(dbus_interface = client_interface,
388
ignore_reply=True)
367
389
elif key == "C":
368
self.proxy.CheckedOK(dbus_interface=client_interface,
390
self.proxy.CheckedOK(dbus_interface = client_interface,
369
391
ignore_reply=True)
370
392
# xxx
371
393
# elif key == "p" or key == "=":
376
398
# self.open()
377
399
else:
378
400
return key
379
380
def properties_changed(self, interface, properties, invalidated):
381
"""Call self.update() if any properties changed.
401
402
def property_changed(self, property=None, value=None,
403
*args, **kwargs):
404
"""Call self.update() if old value is not new value.
382
405
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):
406
property_name = unicode(property)
407
old_value = self.properties.get(property_name)
408
super(MandosClientWidget, self).property_changed(
409
property=property, value=value, *args, **kwargs)
410
if self.properties.get(property_name) != old_value:
389
411
self.update()
390
412
391
413
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
414
class ConstrainedListBox(urwid.ListBox):
403
415
"""Like a normal urwid.ListBox, but will consume all "up" or
404
416
"down" key presses, thus not allowing any containing widgets to
405
417
use them as an excuse to shift focus away from this widget.
406
418
"""
407
def keypress(self, *args, **kwargs):
408
ret = (super(ConstrainedListBox, self)
409
.keypress(*args, **kwargs))
419
def keypress(self, maxcolrow, key):
420
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
410
421
if ret in ("up", "down"):
411
422
return
412
423
return ret
413
424
414
425
415
class UserInterface:
426
class UserInterface(object):
416
427
"""This is the entire user interface - the whole screen
417
428
with boxes, lists of client widgets, etc.
418
429
"""
419
430
def __init__(self, max_log_length=1000):
420
431
DBusGMainLoop(set_as_default=True)
421
432
422
433
self.screen = urwid.curses_display.Screen()
423
434
424
435
self.screen.register_palette((
425
436
("normal",
426
437
"default", "default", None),
427
438
("bold",
428
"bold", "default", "bold"),
439
"default", "default", "bold"),
429
440
("underline-blink",
430
"underline,blink", "default", "underline,blink"),
441
"default", "default", "underline"),
431
442
("standout",
432
"standout", "default", "standout"),
443
"default", "default", "standout"),
433
444
("bold-underline-blink",
434
"bold,underline,blink", "default",
435
"bold,underline,blink"),
445
"default", "default", ("bold", "underline")),
436
446
("bold-standout",
437
"bold,standout", "default", "bold,standout"),
447
"default", "default", ("bold", "standout")),
438
448
("underline-blink-standout",
439
"underline,blink,standout", "default",
440
"underline,blink,standout"),
449
"default", "default", ("underline", "standout")),
441
450
("bold-underline-blink-standout",
442
"bold,underline,blink,standout", "default",
443
"bold,underline,blink,standout"),
451
"default", "default", ("bold", "underline",
452
"standout")),
444
453
))
445
454
446
455
if urwid.supports_unicode():
447
self.divider = "─" # \u2500
456
self.divider = "─" # \u2500
457
#self.divider = "━" # \u2501
448
458
else:
449
self.divider = "_" # \u005f
450
459
#self.divider = "-" # \u002d
460
self.divider = "_" # \u005f
461
451
462
self.screen.start()
452
463
453
464
self.size = self.screen.get_cols_rows()
454
465
455
466
self.clients = urwid.SimpleListWalker([])
456
467
self.clients_dict = {}
457
468
458
469
# We will add Text widgets to this list
459
self.log = urwid.SimpleListWalker([])
470
self.log = []
460
471
self.max_log_length = max_log_length
461
472
462
473
# We keep a reference to the log widget so we can remove it
463
474
# from the ListWalker without it getting destroyed
464
475
self.logbox = ConstrainedListBox(self.log)
465
476
466
477
# This keeps track of whether self.uilist currently has
467
478
# self.logbox in it or not
468
479
self.log_visible = True
469
480
self.log_wrap = "any"
470
471
self.loghandler = UILogHandler(self)
472
481
473
482
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
483
self.log_message_raw(("bold",
484
"Mandos Monitor version " + version))
485
self.log_message_raw(("bold",
486
"q: Quit ?: Help"))
487
488
self.busname = domain + '.Mandos'
489
self.main_loop = gobject.MainLoop()
490
491
def client_not_found(self, fingerprint, address):
492
self.log_message("Client with address {0} and fingerprint"
493
" {1} could not be found"
494
.format(address, fingerprint))
495
485
496
def rebuild(self):
486
497
"""This rebuilds the User Interface.
487
498
Call this when the widget layout needs to change"""
488
499
self.uilist = []
489
# self.uilist.append(urwid.ListBox(self.clients))
500
#self.uilist.append(urwid.ListBox(self.clients))
490
501
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
491
502
clients),
492
# header=urwid.Divider(),
503
#header=urwid.Divider(),
493
504
header=None,
494
footer=urwid.Divider(
495
div_char=self.divider)))
505
footer=
506
urwid.Divider(div_char=
507
self.divider)))
496
508
if self.log_visible:
497
509
self.uilist.append(self.logbox)
498
510
self.topwidget = urwid.Pile(self.uilist)
499
500
def add_log_line(self, markup):
511
512
def log_message(self, message):
513
timestamp = datetime.datetime.now().isoformat()
514
self.log_message_raw(timestamp + ": " + message)
515
516
def log_message_raw(self, markup):
517
"""Add a log message to the log buffer."""
501
518
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,
519
if (self.max_log_length
520
and len(self.log) > self.max_log_length):
521
del self.log[0:len(self.log)-self.max_log_length-1]
522
self.logbox.set_focus(len(self.logbox.body.contents),
506
523
coming_from="above")
507
524
self.refresh()
508
525
509
526
def toggle_log_display(self):
510
527
"""Toggle visibility of the log buffer."""
511
528
self.log_visible = not self.log_visible
512
529
self.rebuild()
513
log.debug("Log visibility changed to: %s", self.log_visible)
514
530
#self.log_message("Log visibility changed to: "
531
# + unicode(self.log_visible))
532
515
533
def change_log_display(self):
516
534
"""Change type of log display.
517
535
Currently, this toggles wrapping of text lines."""
521
539
self.log_wrap = "clip"
522
540
for textwidget in self.log:
523
541
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):
542
#self.log_message("Wrap mode: " + self.log_wrap)
543
544
def find_and_remove_client(self, path, name):
527
545
"""Find a client by its object path and remove it.
528
529
This is connected to the InterfacesRemoved signal from the
546
547
This is connected to the ClientRemoved signal from the
530
548
Mandos server object."""
531
if client_interface not in interfaces:
532
# Not a Mandos client object; ignore
533
return
534
549
try:
535
550
client = self.clients_dict[path]
536
551
except KeyError:
537
552
# not found?
538
log.warning("Unknown client %s removed", path)
553
self.log_message("Unknown client {0!r} ({1!r}) removed"
554
.format(name, path))
539
555
return
540
556
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
557
558
def add_new_client(self, path):
551
559
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])),
560
self.add_client(MandosClientWidget(server_proxy_object
561
=self.mandos_serv,
562
proxy_object
563
=client_proxy_object,
564
update_hook
565
=self.refresh,
566
delete_hook
567
=self.remove_client,
568
logger
569
=self.log_message),
558
570
path=path)
559
571
560
572
def add_client(self, client, path=None):
561
573
self.clients.append(client)
562
574
if path is None:
563
575
path = client.proxy.object_path
564
576
self.clients_dict[path] = client
565
self.clients.sort(key=lambda c: c.properties["Name"])
577
self.clients.sort(None, lambda c: c.properties["Name"])
566
578
self.refresh()
567
579
568
580
def remove_client(self, client, path=None):
569
581
self.clients.remove(client)
570
582
if path is None:
571
583
path = client.proxy.object_path
572
584
del self.clients_dict[path]
585
if not self.clients_dict:
586
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
587
# is completely emptied, we need to recreate it.
588
self.clients = urwid.SimpleListWalker([])
589
self.rebuild()
573
590
self.refresh()
574
591
575
592
def refresh(self):
576
593
"""Redraw the screen"""
577
594
canvas = self.topwidget.render(self.size, focus=True)
578
595
self.screen.draw_screen(self.size, canvas)
579
596
580
597
def run(self):
581
598
"""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
599
self.bus = dbus.SystemBus()
588
600
mandos_dbus_objc = self.bus.get_object(
589
601
self.busname, "/", follow_name_owner_changes=True)
590
self.mandos_serv = dbus.Interface(
591
mandos_dbus_objc, dbus_interface=server_interface)
602
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
603
dbus_interface
604
= server_interface)
592
605
try:
593
606
mandos_clients = (self.mandos_serv
594
607
.GetAllClientsWithProperties())
595
if not mandos_clients:
596
log.warning("Note: Server has no clients.")
597
608
except dbus.exceptions.DBusException:
598
log.warning("Note: No Mandos server running.")
599
609
mandos_clients = dbus.Dictionary()
600
610
601
611
(self.mandos_serv
602
.connect_to_signal("InterfacesRemoved",
612
.connect_to_signal("ClientRemoved",
603
613
self.find_and_remove_client,
604
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
614
dbus_interface=server_interface,
605
615
byte_arrays=True))
606
616
(self.mandos_serv
607
.connect_to_signal("InterfacesAdded",
617
.connect_to_signal("ClientAdded",
608
618
self.add_new_client,
609
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
619
dbus_interface=server_interface,
610
620
byte_arrays=True))
611
621
(self.mandos_serv
612
622
.connect_to_signal("ClientNotFound",
613
623
self.client_not_found,
614
624
dbus_interface=server_interface,
615
625
byte_arrays=True))
616
for path, client in mandos_clients.items():
626
for path, client in mandos_clients.iteritems():
617
627
client_proxy_object = self.bus.get_object(self.busname,
618
628
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),
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),
625
640
path=path)
626
641
627
642
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)))
643
self._input_callback_tag = (gobject.io_add_watch
644
(sys.stdin.fileno(),
645
gobject.IO_IN,
646
self.process_input))
633
647
self.main_loop.run()
634
648
# 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
649
gobject.source_remove(self._input_callback_tag)
650
self.screen.stop()
651
640
652
def stop(self):
641
653
self.main_loop.quit()
642
log.removeHandler(self.loghandler)
643
log.propagate = self.orig_log_propagate
644
654
645
655
def process_input(self, source, condition):
646
656
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
}
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
666
}
657
667
for key in keys:
658
668
try:
659
669
key = translations[key]
660
670
except KeyError: # :-)
661
671
pass
662
672
663
673
if key == "q" or key == "Q":
664
674
self.stop()
665
675
break
666
676
elif key == "window resize":
667
677
self.size = self.screen.get_cols_rows()
668
678
self.refresh()
669
elif key == "ctrl l":
670
self.screen.clear()
679
elif key == "\f": # Ctrl-L
671
680
self.refresh()
672
681
elif key == "l" or key == "D":
673
682
self.toggle_log_display()
679
688
if not self.log_visible:
680
689
self.log_visible = True
681
690
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
))))
691
self.log_message_raw(("bold",
692
" ".
693
join(("q: Quit",
694
"?: Help",
695
"l: Log window toggle",
696
"TAB: Switch window",
697
"w: Wrap (log)"))))
698
self.log_message_raw(("bold",
699
" "
700
.join(("Clients:",
701
"+: Enable",
702
"-: Disable",
703
"R: Remove",
704
"s: Start new checker",
705
"S: Stop checker",
706
"C: Checker OK",
707
"a: Approve",
708
"d: Deny"))))
701
709
self.refresh()
702
710
elif key == "tab":
703
711
if self.topwidget.get_focus() is self.logbox:
705
713
else:
706
714
self.topwidget.set_focus(self.logbox)
707
715
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 == "$":
722
# pass # xxx move-end-of-line
723
# elif key == "ctrl a" or key == "^":
724
# pass # xxx move-beginning-of-line
725
# elif key == "ctrl b" or key == "meta (" or key == "h":
726
# pass # xxx left
727
# elif key == "ctrl f" or key == "meta )" or key == "l":
728
# pass # xxx right
729
# elif key == "a":
730
# pass # scroll up log
731
# elif key == "z":
732
# pass # scroll down log
716
#elif (key == "end" or key == "meta >" or key == "G"
717
# or key == ">"):
718
# pass # xxx end-of-buffer
719
#elif (key == "home" or key == "meta <" or key == "g"
720
# or key == "<"):
721
# pass # xxx beginning-of-buffer
722
#elif key == "ctrl e" or key == "$":
723
# pass # xxx move-end-of-line
724
#elif key == "ctrl a" or key == "^":
725
# pass # xxx move-beginning-of-line
726
#elif key == "ctrl b" or key == "meta (" or key == "h":
727
# pass # xxx left
728
#elif key == "ctrl f" or key == "meta )" or key == "l":
729
# pass # xxx right
730
#elif key == "a":
731
# pass # scroll up log
732
#elif key == "z":
733
# pass # scroll down log
733
734
elif self.topwidget.selectable():
734
735
self.topwidget.keypress(self.size, key)
735
736
self.refresh()
736
737
return True
737
738
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
739
ui = UserInterface()
753
740
try:
754
741
ui.run()
755
742
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()
743
ui.screen.stop()
744
except Exception, e:
745
ui.log_message(unicode(e))
746
ui.screen.stop()
763
747
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0