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 1206
- compare with another revision
- download diff
- download tarball
- view history from revision 1206
- Committer: teddy at recompile
- Date: 2020-02-09 03:42:50 UTC
- Revision ID: teddy@recompile.se-20200209034250-dxkkuq0eevnzk8py
Update formatting in TODO file
* TODO: Add markup, links and a file-wide tag.
* TODO: Add markup, links and a file-wide tag.
- files added:
- bugs.xml
- debian/tests
- debian/upstream
- dracut-module
- plugin-helpers
- files removed:
- initramfs-tools-hook-conf
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
#!/usr/bin/python
1
#!/usr/bin/python3 -bbI
2
2
# -*- mode: python; coding: utf-8 -*-
3
#
3
#
4
4
# Mandos Monitor - Control and monitor the Mandos server
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
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
11
13
# the Free Software Foundation, either version 3 of the License, or
12
14
# (at your option) any later version.
13
15
#
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
# Mandos is distributed in the hope that it will be useful, but
17
# WITHOUT ANY WARRANTY; without even the implied warranty of
16
18
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17
19
# GNU General Public License for more details.
18
#
20
#
19
21
# 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
#
22
# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
23
#
23
24
# Contact the authors at <mandos@recompile.se>.
24
#
25
#
25
26
26
27
from __future__ import (division, absolute_import, print_function,
27
28
unicode_literals)
29
try:
30
from future_builtins import *
31
except ImportError:
32
pass
28
33
29
34
import sys
30
35
import os
31
import signal
32
36
import warnings
33
37
import datetime
38
import locale
39
import logging
34
40
35
41
import urwid.curses_display
36
42
import urwid
37
43
38
44
from dbus.mainloop.glib import DBusGMainLoop
39
import gobject
45
from gi.repository import GLib
40
46
41
47
import dbus
42
48
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)
49
if sys.version_info.major == 2:
50
__metaclass__ = type
51
str = unicode
52
53
log = logging.getLogger(os.path.basename(sys.argv[0]))
54
logging.basicConfig(level="NOTSET", # Show all messages
55
format="%(message)s") # Show basic log messages
56
57
logging.captureWarnings(True) # Show warnings via the logging system
58
59
locale.setlocale(locale.LC_ALL, "")
60
61
logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
51
62
52
63
# Some useful constants
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)
64
domain = "se.recompile"
65
server_interface = domain + ".Mandos"
66
client_interface = domain + ".Mandos.Client"
67
version = "1.8.9"
68
69
try:
70
dbus.OBJECT_MANAGER_IFACE
71
except AttributeError:
72
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
73
65
74
66
75
def isoformat_to_datetime(iso):
67
76
"Parse an ISO 8601 date string to a datetime.datetime()"
76
85
int(day),
77
86
int(hour),
78
87
int(minute),
79
int(second), # Whole seconds
80
int(fraction*1000000)) # Microseconds
81
82
class MandosClientPropertyCache(object):
88
int(second), # Whole seconds
89
int(fraction*1000000)) # Microseconds
90
91
92
class MandosClientPropertyCache:
83
93
"""This wraps a Mandos Client D-Bus proxy object, caches the
84
94
properties and calls a hook function when any of them are
85
95
changed.
86
96
"""
87
def __init__(self, proxy_object=None, *args, **kwargs):
88
self.proxy = proxy_object # Mandos Client proxy object
89
90
self.properties = dict()
97
def __init__(self, proxy_object=None, properties=None, **kwargs):
98
self.proxy = proxy_object # Mandos Client proxy object
99
self.properties = dict() if properties is None else properties
91
100
self.property_changed_match = (
92
self.proxy.connect_to_signal("PropertyChanged",
93
self.property_changed,
94
client_interface,
101
self.proxy.connect_to_signal("PropertiesChanged",
102
self.properties_changed,
103
dbus.PROPERTIES_IFACE,
95
104
byte_arrays=True))
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.
105
106
if properties is None:
107
self.properties.update(self.proxy.GetAll(
108
client_interface,
109
dbus_interface=dbus.PROPERTIES_IFACE))
110
111
super(MandosClientPropertyCache, self).__init__(**kwargs)
112
113
def properties_changed(self, interface, properties, invalidated):
114
"""This is called whenever we get a PropertiesChanged signal
115
It updates the changed properties in the "properties" dict.
108
116
"""
109
117
# Update properties dict with new value
110
self.properties[property] = value
111
112
def delete(self, *args, **kwargs):
118
if interface == client_interface:
119
self.properties.update(properties)
120
121
def delete(self):
113
122
self.property_changed_match.remove()
114
super(MandosClientPropertyCache, self).__init__(
115
*args, **kwargs)
116
123
117
124
118
125
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
119
126
"""A Mandos Client which is visible on the screen.
120
127
"""
121
128
122
129
def __init__(self, server_proxy_object=None, update_hook=None,
123
delete_hook=None, logger=None, *args, **kwargs):
130
delete_hook=None, **kwargs):
124
131
# Called on update
125
132
self.update_hook = update_hook
126
133
# Called on delete
127
134
self.delete_hook = delete_hook
128
135
# Mandos Server proxy object
129
136
self.server_proxy_object = server_proxy_object
130
# Logger
131
self.logger = logger
132
137
133
138
self._update_timer_callback_tag = None
134
self._update_timer_callback_lock = 0
135
139
136
140
# The widget shown normally
137
141
self._text_widget = urwid.Text("")
138
142
# The widget shown when we have focus
139
143
self._focus_text_widget = urwid.Text("")
140
super(MandosClientWidget, self).__init__(
141
update_hook=update_hook, delete_hook=delete_hook,
142
*args, **kwargs)
144
super(MandosClientWidget, self).__init__(**kwargs)
143
145
self.update()
144
146
self.opened = False
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
147
155
148
self.match_objects = (
156
149
self.proxy.connect_to_signal("CheckerCompleted",
157
150
self.checker_completed,
173
166
self.rejected,
174
167
client_interface,
175
168
byte_arrays=True))
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
169
log.debug("Created client %s", self.properties["Name"])
170
190
171
def using_timer(self, flag):
191
172
"""Call this method with True or False when timer should be
192
173
activated or deactivated.
193
174
"""
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:
175
if flag and self._update_timer_callback_tag is None:
200
176
# Will update the shown timer value every second
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)
177
self._update_timer_callback_tag = (
178
GLib.timeout_add(1000,
179
glib_safely(self.update_timer)))
180
elif not (flag or self._update_timer_callback_tag is None):
181
GLib.source_remove(self._update_timer_callback_tag)
206
182
self._update_timer_callback_tag = None
207
183
208
184
def checker_completed(self, exitstatus, condition, command):
209
185
if exitstatus == 0:
186
log.debug('Checker for client %s (command "%s")'
187
" succeeded", self.properties["Name"], command)
210
188
self.update()
211
189
return
212
190
# Checker failed
213
191
if os.WIFEXITED(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)))
192
log.info('Checker for client %s (command "%s") failed'
193
" with exit code %d", self.properties["Name"],
194
command, os.WEXITSTATUS(condition))
218
195
elif os.WIFSIGNALED(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"]))
196
log.info('Checker for client %s (command "%s") was'
197
" killed by signal %d", self.properties["Name"],
198
command, os.WTERMSIG(condition))
231
199
self.update()
232
200
233
201
def checker_started(self, command):
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
202
"""Server signals that a checker started."""
203
log.debug('Client %s started checker "%s"',
204
self.properties["Name"], command)
205
241
206
def got_secret(self):
242
self.logger('Client {0} received its secret'
243
.format(self.properties["Name"]))
244
207
log.info("Client %s received its secret",
208
self.properties["Name"])
209
245
210
def need_approval(self, timeout, default):
246
211
if not default:
247
message = 'Client {0} needs approval within {1} seconds'
212
message = "Client %s needs approval within %f seconds"
248
213
else:
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
214
message = "Client %s will get its secret in %f seconds"
215
log.info(message, self.properties["Name"], timeout/1000)
216
254
217
def rejected(self, reason):
255
self.logger('Client {0} was rejected; reason: {1}'
256
.format(self.properties["Name"], reason))
257
218
log.info("Client %s was rejected; reason: %s",
219
self.properties["Name"], reason)
220
258
221
def selectable(self):
259
222
"""Make this a "selectable" widget.
260
223
This overrides the method from urwid.FlowWidget."""
261
224
return True
262
225
263
226
def rows(self, maxcolrow, focus=False):
264
227
"""How many rows this widget will occupy might depend on
265
228
whether we have focus or not.
266
229
This overrides the method from urwid.FlowWidget"""
267
230
return self.current_widget(focus).rows(maxcolrow, focus=focus)
268
231
269
232
def current_widget(self, focus=False):
270
233
if focus or self.opened:
271
234
return self._focus_widget
272
235
return self._widget
273
236
274
237
def update(self):
275
238
"Called when what is visible on the screen should be updated."
276
239
# How to add standout mode to a style
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
}
240
with_standout = {"normal": "standout",
241
"bold": "bold-standout",
242
"underline-blink":
243
"underline-blink-standout",
244
"bold-underline-blink":
245
"bold-underline-blink-standout",
246
}
284
247
285
248
# Rebuild focus and non-focus widgets using current properties
286
249
287
250
# Base part of a client. Name!
288
base = '{name}: '.format(name=self.properties["Name"])
251
base = "{name}: ".format(name=self.properties["Name"])
289
252
if not self.properties["Enabled"]:
290
253
message = "DISABLED"
254
self.using_timer(False)
291
255
elif self.properties["ApprovalPending"]:
292
timeout = datetime.timedelta(milliseconds
293
= self.properties
294
["ApprovalDelay"])
256
timeout = datetime.timedelta(
257
milliseconds=self.properties["ApprovalDelay"])
295
258
last_approval_request = isoformat_to_datetime(
296
259
self.properties["LastApprovalRequest"])
297
260
if last_approval_request is not None:
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
261
timer = max(timeout - (datetime.datetime.utcnow()
262
- last_approval_request),
263
datetime.timedelta())
300
264
else:
301
265
timer = datetime.timedelta()
302
266
if self.properties["ApprovedByDefault"]:
303
message = "Approval in {0}. (d)eny?"
267
message = "Approval in {}. (d)eny?"
304
268
else:
305
message = "Denial in {0}. (a)pprove?"
306
message = message.format(unicode(timer).rsplit(".", 1)[0])
269
message = "Denial in {}. (a)pprove?"
270
message = message.format(str(timer).rsplit(".", 1)[0])
271
self.using_timer(True)
307
272
elif self.properties["LastCheckerStatus"] != 0:
308
273
# When checker has failed, show timer until client expires
309
274
expires = self.properties["Expires"]
311
276
timer = datetime.timedelta(0)
312
277
else:
313
278
expires = (datetime.datetime.strptime
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]))
279
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
280
timer = max(expires - datetime.datetime.utcnow(),
281
datetime.timedelta())
282
message = ("A checker has failed! Time until client"
283
" gets disabled: {}"
284
.format(str(timer).rsplit(".", 1)[0]))
285
self.using_timer(True)
319
286
else:
320
287
message = "enabled"
321
self._text = "{0}{1}".format(base, message)
322
288
self.using_timer(False)
289
self._text = "{}{}".format(base, message)
290
323
291
if not urwid.supports_unicode():
324
292
self._text = self._text.encode("ascii", "replace")
325
293
textlist = [("normal", self._text)]
335
303
# Run update hook, if any
336
304
if self.update_hook is not None:
337
305
self.update_hook()
338
306
339
307
def update_timer(self):
340
"""called by gobject. Will indefinitely loop until
341
gobject.source_remove() on tag is called"""
308
"""called by GLib. Will indefinitely loop until
309
GLib.source_remove() on tag is called
310
"""
342
311
self.update()
343
312
return True # Keep calling this
344
345
def delete(self, *args, **kwargs):
313
314
def delete(self, **kwargs):
346
315
if self._update_timer_callback_tag is not None:
347
gobject.source_remove(self._update_timer_callback_tag)
316
GLib.source_remove(self._update_timer_callback_tag)
348
317
self._update_timer_callback_tag = None
349
318
for match in self.match_objects:
350
319
match.remove()
351
320
self.match_objects = ()
352
321
if self.delete_hook is not None:
353
322
self.delete_hook(self)
354
return super(MandosClientWidget, self).delete(*args, **kwargs)
355
323
return super(MandosClientWidget, self).delete(**kwargs)
324
356
325
def render(self, maxcolrow, focus=False):
357
326
"""Render differently if we have focus.
358
327
This overrides the method from urwid.FlowWidget"""
359
328
return self.current_widget(focus).render(maxcolrow,
360
329
focus=focus)
361
330
362
331
def keypress(self, maxcolrow, key):
363
332
"""Handle keys.
364
333
This overrides the method from urwid.FlowWidget"""
365
334
if key == "+":
366
self.proxy.Enable(dbus_interface = client_interface,
367
ignore_reply=True)
335
self.proxy.Set(client_interface, "Enabled",
336
dbus.Boolean(True), ignore_reply=True,
337
dbus_interface=dbus.PROPERTIES_IFACE)
368
338
elif key == "-":
369
self.proxy.Disable(dbus_interface = client_interface,
370
ignore_reply=True)
339
self.proxy.Set(client_interface, "Enabled", False,
340
ignore_reply=True,
341
dbus_interface=dbus.PROPERTIES_IFACE)
371
342
elif key == "a":
372
343
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
373
dbus_interface = client_interface,
344
dbus_interface=client_interface,
374
345
ignore_reply=True)
375
346
elif key == "d":
376
347
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
377
dbus_interface = client_interface,
348
dbus_interface=client_interface,
378
349
ignore_reply=True)
379
350
elif key == "R" or key == "_" or key == "ctrl k":
380
351
self.server_proxy_object.RemoveClient(self.proxy
381
352
.object_path,
382
353
ignore_reply=True)
383
354
elif key == "s":
384
self.proxy.StartChecker(dbus_interface = client_interface,
385
ignore_reply=True)
355
self.proxy.Set(client_interface, "CheckerRunning",
356
dbus.Boolean(True), ignore_reply=True,
357
dbus_interface=dbus.PROPERTIES_IFACE)
386
358
elif key == "S":
387
self.proxy.StopChecker(dbus_interface = client_interface,
388
ignore_reply=True)
359
self.proxy.Set(client_interface, "CheckerRunning",
360
dbus.Boolean(False), ignore_reply=True,
361
dbus_interface=dbus.PROPERTIES_IFACE)
389
362
elif key == "C":
390
self.proxy.CheckedOK(dbus_interface = client_interface,
363
self.proxy.CheckedOK(dbus_interface=client_interface,
391
364
ignore_reply=True)
392
365
# xxx
393
366
# elif key == "p" or key == "=":
398
371
# self.open()
399
372
else:
400
373
return key
401
402
def property_changed(self, property=None, value=None,
403
*args, **kwargs):
404
"""Call self.update() if old value is not new value.
374
375
def properties_changed(self, interface, properties, invalidated):
376
"""Call self.update() if any properties changed.
405
377
This overrides the method from MandosClientPropertyCache"""
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:
378
old_values = {key: self.properties.get(key)
379
for key in properties.keys()}
380
super(MandosClientWidget, self).properties_changed(
381
interface, properties, invalidated)
382
if any(old_values[key] != self.properties.get(key)
383
for key in old_values):
411
384
self.update()
412
385
413
386
387
def glib_safely(func, retval=True):
388
def safe_func(*args, **kwargs):
389
try:
390
return func(*args, **kwargs)
391
except Exception:
392
log.exception("")
393
return retval
394
return safe_func
395
396
414
397
class ConstrainedListBox(urwid.ListBox):
415
398
"""Like a normal urwid.ListBox, but will consume all "up" or
416
399
"down" key presses, thus not allowing any containing widgets to
417
400
use them as an excuse to shift focus away from this widget.
418
401
"""
419
def keypress(self, maxcolrow, key):
420
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
402
def keypress(self, *args, **kwargs):
403
ret = (super(ConstrainedListBox, self)
404
.keypress(*args, **kwargs))
421
405
if ret in ("up", "down"):
422
406
return
423
407
return ret
424
408
425
409
426
class UserInterface(object):
410
class UserInterface:
427
411
"""This is the entire user interface - the whole screen
428
412
with boxes, lists of client widgets, etc.
429
413
"""
430
414
def __init__(self, max_log_length=1000):
431
415
DBusGMainLoop(set_as_default=True)
432
416
433
417
self.screen = urwid.curses_display.Screen()
434
418
435
419
self.screen.register_palette((
436
420
("normal",
437
421
"default", "default", None),
438
422
("bold",
439
"default", "default", "bold"),
423
"bold", "default", "bold"),
440
424
("underline-blink",
441
"default", "default", "underline"),
425
"underline,blink", "default", "underline,blink"),
442
426
("standout",
443
"default", "default", "standout"),
427
"standout", "default", "standout"),
444
428
("bold-underline-blink",
445
"default", "default", ("bold", "underline")),
429
"bold,underline,blink", "default",
430
"bold,underline,blink"),
446
431
("bold-standout",
447
"default", "default", ("bold", "standout")),
432
"bold,standout", "default", "bold,standout"),
448
433
("underline-blink-standout",
449
"default", "default", ("underline", "standout")),
434
"underline,blink,standout", "default",
435
"underline,blink,standout"),
450
436
("bold-underline-blink-standout",
451
"default", "default", ("bold", "underline",
452
"standout")),
437
"bold,underline,blink,standout", "default",
438
"bold,underline,blink,standout"),
453
439
))
454
440
455
441
if urwid.supports_unicode():
456
self.divider = "─" # \u2500
457
#self.divider = "━" # \u2501
442
self.divider = "─" # \u2500
458
443
else:
459
#self.divider = "-" # \u002d
460
self.divider = "_" # \u005f
461
444
self.divider = "_" # \u005f
445
462
446
self.screen.start()
463
447
464
448
self.size = self.screen.get_cols_rows()
465
449
466
450
self.clients = urwid.SimpleListWalker([])
467
451
self.clients_dict = {}
468
452
469
453
# We will add Text widgets to this list
470
self.log = []
454
self.log = urwid.SimpleListWalker([])
471
455
self.max_log_length = max_log_length
472
456
473
457
# We keep a reference to the log widget so we can remove it
474
458
# from the ListWalker without it getting destroyed
475
459
self.logbox = ConstrainedListBox(self.log)
476
460
477
461
# This keeps track of whether self.uilist currently has
478
462
# self.logbox in it or not
479
463
self.log_visible = True
480
464
self.log_wrap = "any"
481
465
466
self.loghandler = UILogHandler(self)
467
482
468
self.rebuild()
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
469
self.add_log_line(("bold",
470
"Mandos Monitor version " + version))
471
self.add_log_line(("bold", "q: Quit ?: Help"))
472
473
self.busname = domain + ".Mandos"
474
self.main_loop = GLib.MainLoop()
475
476
def client_not_found(self, key_id, address):
477
log.info("Client with address %s and key ID %s could"
478
" not be found", address, key_id)
479
496
480
def rebuild(self):
497
481
"""This rebuilds the User Interface.
498
482
Call this when the widget layout needs to change"""
499
483
self.uilist = []
500
#self.uilist.append(urwid.ListBox(self.clients))
484
# self.uilist.append(urwid.ListBox(self.clients))
501
485
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
502
486
clients),
503
#header=urwid.Divider(),
487
# header=urwid.Divider(),
504
488
header=None,
505
footer=
506
urwid.Divider(div_char=
507
self.divider)))
489
footer=urwid.Divider(
490
div_char=self.divider)))
508
491
if self.log_visible:
509
492
self.uilist.append(self.logbox)
510
493
self.topwidget = urwid.Pile(self.uilist)
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."""
494
495
def add_log_line(self, markup):
518
496
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
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),
497
if self.max_log_length:
498
if len(self.log) > self.max_log_length:
499
del self.log[0:(len(self.log) - self.max_log_length)]
500
self.logbox.set_focus(len(self.logbox.body.contents)-1,
523
501
coming_from="above")
524
502
self.refresh()
525
503
526
504
def toggle_log_display(self):
527
505
"""Toggle visibility of the log buffer."""
528
506
self.log_visible = not self.log_visible
529
507
self.rebuild()
530
#self.log_message("Log visibility changed to: "
531
# + unicode(self.log_visible))
532
508
log.debug("Log visibility changed to: %s", self.log_visible)
509
533
510
def change_log_display(self):
534
511
"""Change type of log display.
535
512
Currently, this toggles wrapping of text lines."""
539
516
self.log_wrap = "clip"
540
517
for textwidget in self.log:
541
518
textwidget.set_wrap_mode(self.log_wrap)
542
#self.log_message("Wrap mode: " + self.log_wrap)
543
544
def find_and_remove_client(self, path, name):
519
log.debug("Wrap mode: %s", self.log_wrap)
520
521
def find_and_remove_client(self, path, interfaces):
545
522
"""Find a client by its object path and remove it.
546
547
This is connected to the ClientRemoved signal from the
523
524
This is connected to the InterfacesRemoved signal from the
548
525
Mandos server object."""
526
if client_interface not in interfaces:
527
# Not a Mandos client object; ignore
528
return
549
529
try:
550
530
client = self.clients_dict[path]
551
531
except KeyError:
552
532
# not found?
553
self.log_message("Unknown client {0!r} ({1!r}) removed"
554
.format(name, path))
533
log.warning("Unknown client %s removed", path)
555
534
return
556
535
client.delete()
557
558
def add_new_client(self, path):
536
537
def add_new_client(self, path, ifs_and_props):
538
"""Find a client by its object path and remove it.
539
540
This is connected to the InterfacesAdded signal from the
541
Mandos server object.
542
"""
543
if client_interface not in ifs_and_props:
544
# Not a Mandos client object; ignore
545
return
559
546
client_proxy_object = self.bus.get_object(self.busname, path)
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),
547
self.add_client(MandosClientWidget(
548
server_proxy_object=self.mandos_serv,
549
proxy_object=client_proxy_object,
550
update_hook=self.refresh,
551
delete_hook=self.remove_client,
552
properties=dict(ifs_and_props[client_interface])),
570
553
path=path)
571
554
572
555
def add_client(self, client, path=None):
573
556
self.clients.append(client)
574
557
if path is None:
575
558
path = client.proxy.object_path
576
559
self.clients_dict[path] = client
577
self.clients.sort(None, lambda c: c.properties["Name"])
560
self.clients.sort(key=lambda c: c.properties["Name"])
578
561
self.refresh()
579
562
580
563
def remove_client(self, client, path=None):
581
564
self.clients.remove(client)
582
565
if path is None:
583
566
path = client.proxy.object_path
584
567
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()
590
568
self.refresh()
591
569
592
570
def refresh(self):
593
571
"""Redraw the screen"""
594
572
canvas = self.topwidget.render(self.size, focus=True)
595
573
self.screen.draw_screen(self.size, canvas)
596
574
597
575
def run(self):
598
576
"""Start the main loop and exit when it's done."""
577
log.addHandler(self.loghandler)
578
self.orig_log_propagate = log.propagate
579
log.propagate = False
580
self.orig_log_level = log.level
581
log.setLevel("INFO")
599
582
self.bus = dbus.SystemBus()
600
583
mandos_dbus_objc = self.bus.get_object(
601
584
self.busname, "/", follow_name_owner_changes=True)
602
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
603
dbus_interface
604
= server_interface)
585
self.mandos_serv = dbus.Interface(
586
mandos_dbus_objc, dbus_interface=server_interface)
605
587
try:
606
588
mandos_clients = (self.mandos_serv
607
589
.GetAllClientsWithProperties())
590
if not mandos_clients:
591
log.warning("Note: Server has no clients.")
608
592
except dbus.exceptions.DBusException:
593
log.warning("Note: No Mandos server running.")
609
594
mandos_clients = dbus.Dictionary()
610
595
611
596
(self.mandos_serv
612
.connect_to_signal("ClientRemoved",
597
.connect_to_signal("InterfacesRemoved",
613
598
self.find_and_remove_client,
614
dbus_interface=server_interface,
599
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
615
600
byte_arrays=True))
616
601
(self.mandos_serv
617
.connect_to_signal("ClientAdded",
602
.connect_to_signal("InterfacesAdded",
618
603
self.add_new_client,
619
dbus_interface=server_interface,
604
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
620
605
byte_arrays=True))
621
606
(self.mandos_serv
622
607
.connect_to_signal("ClientNotFound",
623
608
self.client_not_found,
624
609
dbus_interface=server_interface,
625
610
byte_arrays=True))
626
for path, client in mandos_clients.iteritems():
611
for path, client in mandos_clients.items():
627
612
client_proxy_object = self.bus.get_object(self.busname,
628
613
path)
629
self.add_client(MandosClientWidget(server_proxy_object
630
=self.mandos_serv,
631
proxy_object
632
=client_proxy_object,
633
properties=client,
634
update_hook
635
=self.refresh,
636
delete_hook
637
=self.remove_client,
638
logger
639
=self.log_message),
614
self.add_client(MandosClientWidget(
615
server_proxy_object=self.mandos_serv,
616
proxy_object=client_proxy_object,
617
properties=client,
618
update_hook=self.refresh,
619
delete_hook=self.remove_client),
640
620
path=path)
641
621
642
622
self.refresh()
643
self._input_callback_tag = (gobject.io_add_watch
644
(sys.stdin.fileno(),
645
gobject.IO_IN,
646
self.process_input))
623
self._input_callback_tag = (
624
GLib.io_add_watch(
625
GLib.IOChannel.unix_new(sys.stdin.fileno()),
626
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
627
glib_safely(self.process_input)))
647
628
self.main_loop.run()
648
629
# Main loop has finished, we should close everything now
649
gobject.source_remove(self._input_callback_tag)
650
self.screen.stop()
651
630
GLib.source_remove(self._input_callback_tag)
631
with warnings.catch_warnings():
632
warnings.simplefilter("ignore", BytesWarning)
633
self.screen.stop()
634
652
635
def stop(self):
653
636
self.main_loop.quit()
654
637
log.removeHandler(self.loghandler)
638
log.propagate = self.orig_log_propagate
639
655
640
def process_input(self, source, condition):
656
641
keys = self.screen.get_input()
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
}
642
translations = {"ctrl n": "down", # Emacs
643
"ctrl p": "up", # Emacs
644
"ctrl v": "page down", # Emacs
645
"meta v": "page up", # Emacs
646
" ": "page down", # less
647
"f": "page down", # less
648
"b": "page up", # less
649
"j": "down", # vi
650
"k": "up", # vi
651
}
667
652
for key in keys:
668
653
try:
669
654
key = translations[key]
670
655
except KeyError: # :-)
671
656
pass
672
657
673
658
if key == "q" or key == "Q":
674
659
self.stop()
675
660
break
676
661
elif key == "window resize":
677
662
self.size = self.screen.get_cols_rows()
678
663
self.refresh()
679
elif key == "\f": # Ctrl-L
664
elif key == "ctrl l":
665
self.screen.clear()
680
666
self.refresh()
681
667
elif key == "l" or key == "D":
682
668
self.toggle_log_display()
688
674
if not self.log_visible:
689
675
self.log_visible = True
690
676
self.rebuild()
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"))))
677
self.add_log_line(("bold",
678
" ".join(("q: Quit",
679
"?: Help",
680
"l: Log window toggle",
681
"TAB: Switch window",
682
"w: Wrap (log lines)",
683
"v: Toggle verbose log",
684
))))
685
self.add_log_line(("bold",
686
" ".join(("Clients:",
687
"+: Enable",
688
"-: Disable",
689
"R: Remove",
690
"s: Start new checker",
691
"S: Stop checker",
692
"C: Checker OK",
693
"a: Approve",
694
"d: Deny",
695
))))
709
696
self.refresh()
710
697
elif key == "tab":
711
698
if self.topwidget.get_focus() is self.logbox:
713
700
else:
714
701
self.topwidget.set_focus(self.logbox)
715
702
self.refresh()
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 == "$":
723
# pass # xxx move-end-of-line
724
#elif key == "ctrl a" or key == "^":
725
# pass # xxx move-beginning-of-line
726
#elif key == "ctrl b" or key == "meta (" or key == "h":
727
# pass # xxx left
728
#elif key == "ctrl f" or key == "meta )" or key == "l":
729
# pass # xxx right
730
#elif key == "a":
731
# pass # scroll up log
732
#elif key == "z":
733
# pass # scroll down log
703
elif key == "v":
704
if log.level < logging.INFO:
705
log.setLevel(logging.INFO)
706
log.info("Verbose mode: Off")
707
else:
708
log.setLevel(logging.NOTSET)
709
log.info("Verbose mode: On")
710
# elif (key == "end" or key == "meta >" or key == "G"
711
# or key == ">"):
712
# pass # xxx end-of-buffer
713
# elif (key == "home" or key == "meta <" or key == "g"
714
# or key == "<"):
715
# pass # xxx beginning-of-buffer
716
# elif key == "ctrl e" or key == "$":
717
# pass # xxx move-end-of-line
718
# elif key == "ctrl a" or key == "^":
719
# pass # xxx move-beginning-of-line
720
# elif key == "ctrl b" or key == "meta (" or key == "h":
721
# pass # xxx left
722
# elif key == "ctrl f" or key == "meta )" or key == "l":
723
# pass # xxx right
724
# elif key == "a":
725
# pass # scroll up log
726
# elif key == "z":
727
# pass # scroll down log
734
728
elif self.topwidget.selectable():
735
729
self.topwidget.keypress(self.size, key)
736
730
self.refresh()
737
731
return True
738
732
733
734
class UILogHandler(logging.Handler):
735
def __init__(self, ui, *args, **kwargs):
736
self.ui = ui
737
super(UILogHandler, self).__init__(*args, **kwargs)
738
self.setFormatter(
739
logging.Formatter("%(asctime)s: %(message)s"))
740
def emit(self, record):
741
msg = self.format(record)
742
if record.levelno > logging.INFO:
743
msg = ("bold", msg)
744
self.ui.add_log_line(msg)
745
746
739
747
ui = UserInterface()
740
748
try:
741
749
ui.run()
742
750
except KeyboardInterrupt:
743
ui.screen.stop()
744
except Exception, e:
745
ui.log_message(unicode(e))
746
ui.screen.stop()
751
with warnings.catch_warnings():
752
warnings.filterwarnings("ignore", "", BytesWarning)
753
ui.screen.stop()
754
except Exception:
755
with warnings.catch_warnings():
756
warnings.filterwarnings("ignore", "", BytesWarning)
757
ui.screen.stop()
747
758
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0