To get this branch, use:
bzr branch
http://bzr.recompile.se/loggerhead/mandos/release
« back to all changes in this revision
Viewing changes to mandos-monitor
- browse files at revision 237.8.9
- compare with another revision
- download diff
- download tarball
- view history from revision 237.8.9
- Committer: teddy at bsnet
- Date: 2011-02-15 19:53:46 UTC
- mto: (237.7.13 mandos)
- mto: This revision was merged to the branch mainline in revision 282.
- Revision ID: teddy@fukt.bsnet.se-20110215195346-6eps2j007o8xcr0e
* mandos-ctl: Use print function.
- 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 -bb
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 © 2009,2010 Teddy Hogeborn
7
# Copyright © 2009,2010 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
#
20
# along with this program. If not, see <http://www.gnu.org/licenses/>.
21
#
22
# Contact the authors at <mandos@fukt.bsnet.se>.
23
#
26
24
27
from __future__ import (division, absolute_import, print_function,
28
unicode_literals)
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
28
import os
29
import signal
36
30
37
31
import datetime
38
32
40
34
import urwid
41
35
42
36
from dbus.mainloop.glib import DBusGMainLoop
43
from gi.repository import GLib
37
import gobject
44
38
45
39
import dbus
46
40
41
import UserList
42
47
43
import locale
48
44
45
locale.setlocale(locale.LC_ALL, '')
46
49
47
import logging
50
51
if sys.version_info.major == 2:
52
str = unicode
53
54
locale.setlocale(locale.LC_ALL, '')
55
56
48
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
57
49
58
50
# Some useful constants
59
domain = 'se.recompile'
51
domain = 'se.bsnet.fukt'
60
52
server_interface = domain + '.Mandos'
61
53
client_interface = domain + '.Mandos.Client'
62
version = "1.8.8"
63
64
try:
65
dbus.OBJECT_MANAGER_IFACE
66
except AttributeError:
67
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
68
54
version = "1.2.3"
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)
69
63
70
64
def isoformat_to_datetime(iso):
71
65
"Parse an ISO 8601 date string to a datetime.datetime()"
80
74
int(day),
81
75
int(hour),
82
76
int(minute),
83
int(second), # Whole seconds
84
int(fraction*1000000)) # Microseconds
85
77
int(second), # Whole seconds
78
int(fraction*1000000)) # Microseconds
86
79
87
80
class MandosClientPropertyCache(object):
88
81
"""This wraps a Mandos Client D-Bus proxy object, caches the
89
82
properties and calls a hook function when any of them are
90
83
changed.
91
84
"""
92
def __init__(self, proxy_object=None, properties=None, **kwargs):
93
self.proxy = proxy_object # Mandos Client proxy object
94
self.properties = dict() if properties is None else properties
95
self.property_changed_match = (
96
self.proxy.connect_to_signal("PropertiesChanged",
97
self.properties_changed,
98
dbus.PROPERTIES_IFACE,
99
byte_arrays=True))
100
101
if properties is None:
102
self.properties.update(self.proxy.GetAll(
103
client_interface,
104
dbus_interface=dbus.PROPERTIES_IFACE))
105
106
super(MandosClientPropertyCache, self).__init__(**kwargs)
107
108
def properties_changed(self, interface, properties, invalidated):
109
"""This is called whenever we get a PropertiesChanged signal
110
It updates the changed properties in the "properties" dict.
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.
111
105
"""
112
106
# Update properties dict with new value
113
if interface == client_interface:
114
self.properties.update(properties)
115
116
def delete(self):
117
self.property_changed_match.remove()
107
self.properties[property] = value
118
108
119
109
120
110
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
121
111
"""A Mandos Client which is visible on the screen.
122
112
"""
123
113
124
114
def __init__(self, server_proxy_object=None, update_hook=None,
125
delete_hook=None, logger=None, **kwargs):
115
delete_hook=None, logger=None, *args, **kwargs):
126
116
# Called on update
127
117
self.update_hook = update_hook
128
118
# Called on delete
131
121
self.server_proxy_object = server_proxy_object
132
122
# Logger
133
123
self.logger = logger
134
124
135
125
self._update_timer_callback_tag = None
136
126
self._update_timer_callback_lock = 0
127
self.last_checker_failed = False
128
137
129
# The widget shown normally
138
130
self._text_widget = urwid.Text("")
139
131
# The widget shown when we have focus
140
132
self._focus_text_widget = urwid.Text("")
141
super(MandosClientWidget, self).__init__(**kwargs)
133
super(MandosClientWidget, self).__init__(
134
update_hook=update_hook, delete_hook=delete_hook,
135
*args, **kwargs)
142
136
self.update()
143
137
self.opened = False
144
145
self.match_objects = (
146
self.proxy.connect_to_signal("CheckerCompleted",
147
self.checker_completed,
148
client_interface,
149
byte_arrays=True),
150
self.proxy.connect_to_signal("CheckerStarted",
151
self.checker_started,
152
client_interface,
153
byte_arrays=True),
154
self.proxy.connect_to_signal("GotSecret",
155
self.got_secret,
156
client_interface,
157
byte_arrays=True),
158
self.proxy.connect_to_signal("NeedApproval",
159
self.need_approval,
160
client_interface,
161
byte_arrays=True),
162
self.proxy.connect_to_signal("Rejected",
163
self.rejected,
164
client_interface,
165
byte_arrays=True))
166
self.logger('Created client {}'
167
.format(self.properties["Name"]), level=0)
168
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
169
184
def using_timer(self, flag):
170
185
"""Call this method with True or False when timer should be
171
186
activated or deactivated.
172
187
"""
173
if flag and self._update_timer_callback_tag is None:
174
# Will update the shown timer value every second
175
self._update_timer_callback_tag = (GLib.timeout_add
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
176
195
(1000,
177
196
self.update_timer))
178
elif not (flag or self._update_timer_callback_tag is None):
179
GLib.source_remove(self._update_timer_callback_tag)
197
elif old and self._update_timer_callback_lock == 0:
198
gobject.source_remove(self._update_timer_callback_tag)
180
199
self._update_timer_callback_tag = None
181
200
182
201
def checker_completed(self, exitstatus, condition, command):
183
202
if exitstatus == 0:
184
self.logger('Checker for client {} (command "{}")'
185
' succeeded'.format(self.properties["Name"],
186
command), level=0)
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))
187
209
self.update()
188
210
return
189
211
# Checker failed
212
if not self.last_checker_failed:
213
self.last_checker_failed = True
214
self.using_timer(True)
190
215
if os.WIFEXITED(condition):
191
self.logger('Checker for client {} (command "{}") failed'
192
' with exit code {}'
193
.format(self.properties["Name"], command,
194
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)))
195
220
elif os.WIFSIGNALED(condition):
196
self.logger('Checker for client {} (command "{}") was'
197
' killed by signal {}'
198
.format(self.properties["Name"], command,
199
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')
200
232
self.update()
201
233
202
234
def checker_started(self, command):
203
"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
206
command), level=0)
207
235
#self.logger('Client %s started checker "%s"'
236
# % (self.properties["Name"], unicode(command)))
237
pass
238
208
239
def got_secret(self):
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
211
240
self.last_checker_failed = False
241
self.logger('Client %s received its secret'
242
% self.properties["Name"])
243
212
244
def need_approval(self, timeout, default):
213
245
if not default:
214
message = 'Client {} needs approval within {} seconds'
246
message = 'Client %s needs approval within %s seconds'
215
247
else:
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
219
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
220
253
def rejected(self, reason):
221
self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
223
254
self.logger('Client %s was rejected; reason: %s'
255
% (self.properties["Name"], reason))
256
224
257
def selectable(self):
225
258
"""Make this a "selectable" widget.
226
259
This overrides the method from urwid.FlowWidget."""
227
260
return True
228
261
229
262
def rows(self, maxcolrow, focus=False):
230
263
"""How many rows this widget will occupy might depend on
231
264
whether we have focus or not.
232
265
This overrides the method from urwid.FlowWidget"""
233
266
return self.current_widget(focus).rows(maxcolrow, focus=focus)
234
267
235
268
def current_widget(self, focus=False):
236
269
if focus or self.opened:
237
270
return self._focus_widget
238
271
return self._widget
239
272
240
273
def update(self):
241
274
"Called when what is visible on the screen should be updated."
242
275
# How to add standout mode to a style
243
with_standout = {"normal": "standout",
244
"bold": "bold-standout",
245
"underline-blink":
246
"underline-blink-standout",
247
"bold-underline-blink":
248
"bold-underline-blink-standout",
249
}
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
}
250
283
251
284
# Rebuild focus and non-focus widgets using current properties
252
285
253
286
# Base part of a client. Name!
254
base = '{name}: '.format(name=self.properties["Name"])
287
base = ('%(name)s: '
288
% {"name": self.properties["Name"]})
255
289
if not self.properties["Enabled"]:
256
290
message = "DISABLED"
257
self.using_timer(False)
258
291
elif self.properties["ApprovalPending"]:
259
timeout = datetime.timedelta(
260
milliseconds=self.properties["ApprovalDelay"])
292
timeout = datetime.timedelta(milliseconds
293
= self.properties
294
["ApprovalDelay"])
261
295
last_approval_request = isoformat_to_datetime(
262
296
self.properties["LastApprovalRequest"])
263
297
if last_approval_request is not None:
264
timer = max(timeout - (datetime.datetime.utcnow()
265
- last_approval_request),
266
datetime.timedelta())
298
timer = timeout - (datetime.datetime.utcnow()
299
- last_approval_request)
267
300
else:
268
301
timer = datetime.timedelta()
269
302
if self.properties["ApprovedByDefault"]:
270
message = "Approval in {}. (d)eny?"
271
else:
272
message = "Denial in {}. (a)pprove?"
273
message = message.format(str(timer).rsplit(".", 1)[0])
274
self.using_timer(True)
275
elif self.properties["LastCheckerStatus"] != 0:
276
# When checker has failed, show timer until client expires
277
expires = self.properties["Expires"]
278
if expires == "":
279
timer = datetime.timedelta(0)
280
else:
281
expires = (datetime.datetime.strptime
282
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
283
timer = max(expires - datetime.datetime.utcnow(),
284
datetime.timedelta())
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)
285
316
message = ('A checker has failed! Time until client'
286
' gets disabled: {}'
287
.format(str(timer).rsplit(".", 1)[0]))
288
self.using_timer(True)
317
' gets disabled: %s'
318
% unicode(timer).rsplit(".", 1)[0])
289
319
else:
290
320
message = "enabled"
291
self.using_timer(False)
292
self._text = "{}{}".format(base, message)
293
321
self._text = "%s%s" % (base, message)
322
294
323
if not urwid.supports_unicode():
295
324
self._text = self._text.encode("ascii", "replace")
296
325
textlist = [("normal", self._text)]
306
335
# Run update hook, if any
307
336
if self.update_hook is not None:
308
337
self.update_hook()
309
338
310
339
def update_timer(self):
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
340
"called by gobject"
314
341
self.update()
315
342
return True # Keep calling this
316
317
def delete(self, **kwargs):
343
344
def delete(self):
318
345
if self._update_timer_callback_tag is not None:
319
GLib.source_remove(self._update_timer_callback_tag)
346
gobject.source_remove(self._update_timer_callback_tag)
320
347
self._update_timer_callback_tag = None
321
for match in self.match_objects:
322
match.remove()
323
self.match_objects = ()
324
348
if self.delete_hook is not None:
325
349
self.delete_hook(self)
326
return super(MandosClientWidget, self).delete(**kwargs)
327
350
328
351
def render(self, maxcolrow, focus=False):
329
352
"""Render differently if we have focus.
330
353
This overrides the method from urwid.FlowWidget"""
331
354
return self.current_widget(focus).render(maxcolrow,
332
355
focus=focus)
333
356
334
357
def keypress(self, maxcolrow, key):
335
358
"""Handle keys.
336
359
This overrides the method from urwid.FlowWidget"""
337
360
if key == "+":
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
361
self.proxy.Enable(dbus_interface = client_interface)
341
362
elif key == "-":
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
363
self.proxy.Disable(dbus_interface = client_interface)
345
364
elif key == "a":
346
365
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
347
dbus_interface=client_interface,
348
ignore_reply=True)
366
dbus_interface = client_interface)
349
367
elif key == "d":
350
368
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
351
dbus_interface=client_interface,
352
ignore_reply=True)
369
dbus_interface = client_interface)
353
370
elif key == "R" or key == "_" or key == "ctrl k":
354
371
self.server_proxy_object.RemoveClient(self.proxy
355
.object_path,
356
ignore_reply=True)
372
.object_path)
357
373
elif key == "s":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
374
self.proxy.StartChecker(dbus_interface = client_interface)
361
375
elif key == "S":
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
376
self.proxy.StopChecker(dbus_interface = client_interface)
365
377
elif key == "C":
366
self.proxy.CheckedOK(dbus_interface=client_interface,
367
ignore_reply=True)
378
self.proxy.CheckedOK(dbus_interface = client_interface)
368
379
# xxx
369
380
# elif key == "p" or key == "=":
370
381
# self.proxy.pause()
374
385
# self.open()
375
386
else:
376
387
return key
377
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
388
389
def property_changed(self, property=None, value=None,
390
*args, **kwargs):
391
"""Call self.update() if old value is not new value.
380
392
This overrides the method from MandosClientPropertyCache"""
381
old_values = {key: self.properties.get(key)
382
for key in properties.keys()}
383
super(MandosClientWidget, self).properties_changed(
384
interface, properties, invalidated)
385
if any(old_values[key] != self.properties.get(key)
386
for key in old_values):
393
property_name = unicode(property)
394
old_value = self.properties.get(property_name)
395
super(MandosClientWidget, self).property_changed(
396
property=property, value=value, *args, **kwargs)
397
if self.properties.get(property_name) != old_value:
387
398
self.update()
388
399
389
400
392
403
"down" key presses, thus not allowing any containing widgets to
393
404
use them as an excuse to shift focus away from this widget.
394
405
"""
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
406
def keypress(self, maxcolrow, key):
407
ret = super(ConstrainedListBox, self).keypress(maxcolrow, key)
398
408
if ret in ("up", "down"):
399
409
return
400
410
return ret
404
414
"""This is the entire user interface - the whole screen
405
415
with boxes, lists of client widgets, etc.
406
416
"""
407
def __init__(self, max_log_length=1000, log_level=1):
417
def __init__(self, max_log_length=1000):
408
418
DBusGMainLoop(set_as_default=True)
409
419
410
420
self.screen = urwid.curses_display.Screen()
411
421
412
422
self.screen.register_palette((
413
423
("normal",
414
424
"default", "default", None),
415
425
("bold",
416
"bold", "default", "bold"),
426
"default", "default", "bold"),
417
427
("underline-blink",
418
"underline,blink", "default", "underline,blink"),
428
"default", "default", "underline"),
419
429
("standout",
420
"standout", "default", "standout"),
430
"default", "default", "standout"),
421
431
("bold-underline-blink",
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
432
"default", "default", ("bold", "underline")),
424
433
("bold-standout",
425
"bold,standout", "default", "bold,standout"),
434
"default", "default", ("bold", "standout")),
426
435
("underline-blink-standout",
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
436
"default", "default", ("underline", "standout")),
429
437
("bold-underline-blink-standout",
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
438
"default", "default", ("bold", "underline",
439
"standout")),
432
440
))
433
441
434
442
if urwid.supports_unicode():
435
self.divider = "─" # \u2500
443
self.divider = "─" # \u2500
444
#self.divider = "━" # \u2501
436
445
else:
437
self.divider = "_" # \u005f
438
446
#self.divider = "-" # \u002d
447
self.divider = "_" # \u005f
448
439
449
self.screen.start()
440
450
441
451
self.size = self.screen.get_cols_rows()
442
452
443
453
self.clients = urwid.SimpleListWalker([])
444
454
self.clients_dict = {}
445
455
446
456
# We will add Text widgets to this list
447
self.log = urwid.SimpleListWalker([])
457
self.log = []
448
458
self.max_log_length = max_log_length
449
450
self.log_level = log_level
451
459
452
460
# We keep a reference to the log widget so we can remove it
453
461
# from the ListWalker without it getting destroyed
454
462
self.logbox = ConstrainedListBox(self.log)
455
463
456
464
# This keeps track of whether self.uilist currently has
457
465
# self.logbox in it or not
458
466
self.log_visible = True
459
467
self.log_wrap = "any"
460
468
461
469
self.rebuild()
462
470
self.log_message_raw(("bold",
463
471
"Mandos Monitor version " + version))
464
472
self.log_message_raw(("bold",
465
473
"q: Quit ?: Help"))
466
474
467
475
self.busname = domain + '.Mandos'
468
self.main_loop = GLib.MainLoop()
469
476
self.main_loop = gobject.MainLoop()
477
self.bus = dbus.SystemBus()
478
mandos_dbus_objc = self.bus.get_object(
479
self.busname, "/", follow_name_owner_changes=True)
480
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
481
dbus_interface
482
= server_interface)
483
try:
484
mandos_clients = (self.mandos_serv
485
.GetAllClientsWithProperties())
486
except dbus.exceptions.DBusException:
487
mandos_clients = dbus.Dictionary()
488
489
(self.mandos_serv
490
.connect_to_signal("ClientRemoved",
491
self.find_and_remove_client,
492
dbus_interface=server_interface,
493
byte_arrays=True))
494
(self.mandos_serv
495
.connect_to_signal("ClientAdded",
496
self.add_new_client,
497
dbus_interface=server_interface,
498
byte_arrays=True))
499
(self.mandos_serv
500
.connect_to_signal("ClientNotFound",
501
self.client_not_found,
502
dbus_interface=server_interface,
503
byte_arrays=True))
504
for path, client in mandos_clients.iteritems():
505
client_proxy_object = self.bus.get_object(self.busname,
506
path)
507
self.add_client(MandosClientWidget(server_proxy_object
508
=self.mandos_serv,
509
proxy_object
510
=client_proxy_object,
511
properties=client,
512
update_hook
513
=self.refresh,
514
delete_hook
515
=self.remove_client,
516
logger
517
=self.log_message),
518
path=path)
519
470
520
def client_not_found(self, fingerprint, address):
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
474
521
self.log_message(("Client with address %s and fingerprint %s"
522
" could not be found" % (address,
523
fingerprint)))
524
475
525
def rebuild(self):
476
526
"""This rebuilds the User Interface.
477
527
Call this when the widget layout needs to change"""
478
528
self.uilist = []
479
# self.uilist.append(urwid.ListBox(self.clients))
529
#self.uilist.append(urwid.ListBox(self.clients))
480
530
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
481
531
clients),
482
# header=urwid.Divider(),
532
#header=urwid.Divider(),
483
533
header=None,
484
footer=urwid.Divider(
485
div_char=self.divider)))
534
footer=
535
urwid.Divider(div_char=
536
self.divider)))
486
537
if self.log_visible:
487
538
self.uilist.append(self.logbox)
539
pass
488
540
self.topwidget = urwid.Pile(self.uilist)
489
490
def log_message(self, message, level=1):
491
"""Log message formatted with timestamp"""
492
if level < self.log_level:
493
return
541
542
def log_message(self, message):
494
543
timestamp = datetime.datetime.now().isoformat()
495
self.log_message_raw("{}: {}".format(timestamp, message),
496
level=level)
497
498
def log_message_raw(self, markup, level=1):
544
self.log_message_raw(timestamp + ": " + message)
545
546
def log_message_raw(self, markup):
499
547
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
502
548
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
503
if self.max_log_length:
504
if len(self.log) > self.max_log_length:
505
del self.log[0:len(self.log)-self.max_log_length-1]
506
self.logbox.set_focus(len(self.logbox.body.contents)-1,
549
if (self.max_log_length
550
and len(self.log) > self.max_log_length):
551
del self.log[0:len(self.log)-self.max_log_length-1]
552
self.logbox.set_focus(len(self.logbox.body.contents),
507
553
coming_from="above")
508
554
self.refresh()
509
555
510
556
def toggle_log_display(self):
511
557
"""Toggle visibility of the log buffer."""
512
558
self.log_visible = not self.log_visible
513
559
self.rebuild()
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
560
#self.log_message("Log visibility changed to: "
561
# + unicode(self.log_visible))
562
517
563
def change_log_display(self):
518
564
"""Change type of log display.
519
565
Currently, this toggles wrapping of text lines."""
523
569
self.log_wrap = "clip"
524
570
for textwidget in self.log:
525
571
textwidget.set_wrap_mode(self.log_wrap)
526
self.log_message("Wrap mode: {}".format(self.log_wrap),
527
level=0)
528
529
def find_and_remove_client(self, path, interfaces):
530
"""Find a client by its object path and remove it.
531
532
This is connected to the InterfacesRemoved signal from the
572
#self.log_message("Wrap mode: " + self.log_wrap)
573
574
def find_and_remove_client(self, path, name):
575
"""Find an client from its object path and remove it.
576
577
This is connected to the ClientRemoved signal from the
533
578
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
537
579
try:
538
580
client = self.clients_dict[path]
539
581
except KeyError:
540
582
# not found?
541
self.log_message("Unknown client {!r} removed"
542
.format(path))
543
return
544
client.delete()
545
546
def add_new_client(self, path, ifs_and_props):
547
"""Find a client by its object path and remove it.
548
549
This is connected to the InterfacesAdded signal from the
550
Mandos server object.
551
"""
552
if client_interface not in ifs_and_props:
553
# Not a Mandos client object; ignore
554
return
583
return
584
self.remove_client(client, path)
585
586
def add_new_client(self, path):
555
587
client_proxy_object = self.bus.get_object(self.busname, path)
556
self.add_client(MandosClientWidget(
557
server_proxy_object=self.mandos_serv,
558
proxy_object=client_proxy_object,
559
update_hook=self.refresh,
560
delete_hook=self.remove_client,
561
logger=self.log_message,
562
properties=dict(ifs_and_props[client_interface])),
588
self.add_client(MandosClientWidget(server_proxy_object
589
=self.mandos_serv,
590
proxy_object
591
=client_proxy_object,
592
update_hook
593
=self.refresh,
594
delete_hook
595
=self.remove_client,
596
logger
597
=self.log_message),
563
598
path=path)
564
599
565
600
def add_client(self, client, path=None):
566
601
self.clients.append(client)
567
602
if path is None:
568
603
path = client.proxy.object_path
569
604
self.clients_dict[path] = client
570
self.clients.sort(key=lambda c: c.properties["Name"])
605
self.clients.sort(None, lambda c: c.properties["Name"])
571
606
self.refresh()
572
607
573
608
def remove_client(self, client, path=None):
574
609
self.clients.remove(client)
575
610
if path is None:
576
611
path = client.proxy.object_path
577
612
del self.clients_dict[path]
613
if not self.clients_dict:
614
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
615
# is completely emptied, we need to recreate it.
616
self.clients = urwid.SimpleListWalker([])
617
self.rebuild()
578
618
self.refresh()
579
619
580
620
def refresh(self):
581
621
"""Redraw the screen"""
582
622
canvas = self.topwidget.render(self.size, focus=True)
583
623
self.screen.draw_screen(self.size, canvas)
584
624
585
625
def run(self):
586
626
"""Start the main loop and exit when it's done."""
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
self.log_message_raw(("bold",
597
"Note: Server has no clients."))
598
except dbus.exceptions.DBusException:
599
self.log_message_raw(("bold",
600
"Note: No Mandos server running."))
601
mandos_clients = dbus.Dictionary()
602
603
(self.mandos_serv
604
.connect_to_signal("InterfacesRemoved",
605
self.find_and_remove_client,
606
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
607
byte_arrays=True))
608
(self.mandos_serv
609
.connect_to_signal("InterfacesAdded",
610
self.add_new_client,
611
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
612
byte_arrays=True))
613
(self.mandos_serv
614
.connect_to_signal("ClientNotFound",
615
self.client_not_found,
616
dbus_interface=server_interface,
617
byte_arrays=True))
618
for path, client in mandos_clients.items():
619
client_proxy_object = self.bus.get_object(self.busname,
620
path)
621
self.add_client(MandosClientWidget(
622
server_proxy_object=self.mandos_serv,
623
proxy_object=client_proxy_object,
624
properties=client,
625
update_hook=self.refresh,
626
delete_hook=self.remove_client,
627
logger=self.log_message),
628
path=path)
629
630
627
self.refresh()
631
self._input_callback_tag = (
632
GLib.io_add_watch(
633
GLib.IOChannel.unix_new(sys.stdin.fileno()),
634
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
635
self.process_input))
628
self._input_callback_tag = (gobject.io_add_watch
629
(sys.stdin.fileno(),
630
gobject.IO_IN,
631
self.process_input))
636
632
self.main_loop.run()
637
633
# Main loop has finished, we should close everything now
638
GLib.source_remove(self._input_callback_tag)
634
gobject.source_remove(self._input_callback_tag)
639
635
self.screen.stop()
640
636
641
637
def stop(self):
642
638
self.main_loop.quit()
643
639
644
640
def process_input(self, source, condition):
645
641
keys = self.screen.get_input()
646
translations = {"ctrl n": "down", # Emacs
647
"ctrl p": "up", # Emacs
648
"ctrl v": "page down", # Emacs
649
"meta v": "page up", # Emacs
650
" ": "page down", # less
651
"f": "page down", # less
652
"b": "page up", # less
653
"j": "down", # vi
654
"k": "up", # vi
655
}
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
}
656
652
for key in keys:
657
653
try:
658
654
key = translations[key]
659
655
except KeyError: # :-)
660
656
pass
661
657
662
658
if key == "q" or key == "Q":
663
659
self.stop()
664
660
break
665
661
elif key == "window resize":
666
662
self.size = self.screen.get_cols_rows()
667
663
self.refresh()
668
elif key == "ctrl l":
669
self.screen.clear()
664
elif key == "\f": # Ctrl-L
670
665
self.refresh()
671
666
elif key == "l" or key == "D":
672
667
self.toggle_log_display()
684
679
"?: Help",
685
680
"l: Log window toggle",
686
681
"TAB: Switch window",
687
"w: Wrap (log lines)",
688
"v: Toggle verbose log",
689
))))
682
"w: Wrap (log)"))))
690
683
self.log_message_raw(("bold",
691
684
" "
692
685
.join(("Clients:",
705
698
else:
706
699
self.topwidget.set_focus(self.logbox)
707
700
self.refresh()
708
elif key == "v":
709
if self.log_level == 0:
710
self.log_level = 1
711
self.log_message("Verbose mode: Off")
712
else:
713
self.log_level = 0
714
self.log_message("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 == "$":
722
# pass # xxx move-end-of-line
723
# elif key == "ctrl a" or key == "^":
724
# pass # xxx move-beginning-of-line
725
# elif key == "ctrl b" or key == "meta (" or key == "h":
726
# pass # xxx left
727
# elif key == "ctrl f" or key == "meta )" or key == "l":
728
# pass # xxx right
729
# elif key == "a":
730
# pass # scroll up log
731
# elif key == "z":
732
# pass # scroll down log
701
#elif (key == "end" or key == "meta >" or key == "G"
702
# or key == ">"):
703
# pass # xxx end-of-buffer
704
#elif (key == "home" or key == "meta <" or key == "g"
705
# or key == "<"):
706
# pass # xxx beginning-of-buffer
707
#elif key == "ctrl e" or key == "$":
708
# pass # xxx move-end-of-line
709
#elif key == "ctrl a" or key == "^":
710
# pass # xxx move-beginning-of-line
711
#elif key == "ctrl b" or key == "meta (" or key == "h":
712
# pass # xxx left
713
#elif key == "ctrl f" or key == "meta )" or key == "l":
714
# pass # xxx right
715
#elif key == "a":
716
# pass # scroll up log
717
#elif key == "z":
718
# pass # scroll down log
733
719
elif self.topwidget.selectable():
734
720
self.topwidget.keypress(self.size, key)
735
721
self.refresh()
736
722
return True
737
723
738
739
724
ui = UserInterface()
740
725
try:
741
726
ui.run()
742
727
except KeyboardInterrupt:
743
728
ui.screen.stop()
744
except Exception as e:
745
ui.log_message(str(e))
729
except Exception, e:
730
ui.log_message(unicode(e))
746
731
ui.screen.stop()
747
732
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0