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 420
- compare with another revision
- download diff
- download tarball
- view history from revision 420
- Committer: teddy at bsnet
- Date: 2010-09-09 18:28:57 UTC
- mfrom: (237.3.1 mandos-makefile-warning)
- Revision ID: teddy@fukt.bsnet.se-20100909182857-fuq4l9zetww2fyxw
* Makefile: Merge branch adding warning messages to "run-*" targets.
- files removed:
- DBUS-API
- debian/source
- debian/upstream
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
1
#!/usr/bin/python
2
2
# -*- mode: python; coding: utf-8 -*-
3
#
4
# Mandos Monitor - Control and monitor the Mandos server
5
#
6
# Copyright © 2009-2016 Teddy Hogeborn
7
# Copyright © 2009-2016 Björn Påhlsson
8
#
9
# This program is free software: you can redistribute it and/or modify
10
# it under the terms of the GNU General Public License as published by
11
# the Free Software Foundation, either version 3 of the License, or
12
# (at your option) any later version.
13
#
14
# This program is distributed in the hope that it will be useful,
15
# but WITHOUT ANY WARRANTY; without even the implied warranty of
16
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17
# GNU General Public License for more details.
18
#
19
# You should have received a copy of the GNU General Public License
20
# along with this program. If not, see
21
# <http://www.gnu.org/licenses/>.
22
#
23
# Contact the authors at <mandos@recompile.se>.
24
#
25
3
26
from __future__ import (division, absolute_import, print_function,
27
unicode_literals)
28
try:
29
from future_builtins import *
30
except ImportError:
31
pass
4
from __future__ import division, absolute_import, with_statement
32
5
33
6
import sys
34
7
import os
8
import signal
35
9
36
10
import datetime
37
11
39
13
import urwid
40
14
41
15
from dbus.mainloop.glib import DBusGMainLoop
42
from gi.repository import GLib
16
import gobject
43
17
44
18
import dbus
45
19
20
import UserList
21
46
22
import locale
47
23
48
import logging
49
50
if sys.version_info.major == 2:
51
str = unicode
52
53
locale.setlocale(locale.LC_ALL, '')
54
55
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
24
locale.setlocale(locale.LC_ALL, u'')
56
25
57
26
# Some useful constants
58
domain = 'se.recompile'
27
domain = 'se.bsnet.fukt'
59
28
server_interface = domain + '.Mandos'
60
29
client_interface = domain + '.Mandos.Client'
61
version = "1.7.14"
62
63
try:
64
dbus.OBJECT_MANAGER_IFACE
65
except AttributeError:
66
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
67
30
version = "1.0.14"
31
32
# Always run in monochrome mode
33
urwid.curses_display.curses.has_colors = lambda : False
34
35
# Urwid doesn't support blinking, but we want it. Since we have no
36
# use for underline on its own, we make underline also always blink.
37
urwid.curses_display.curses.A_UNDERLINE |= (
38
urwid.curses_display.curses.A_BLINK)
68
39
69
40
def isoformat_to_datetime(iso):
70
41
"Parse an ISO 8601 date string to a datetime.datetime()"
71
42
if not iso:
72
43
return None
73
d, t = iso.split("T", 1)
74
year, month, day = d.split("-", 2)
75
hour, minute, second = t.split(":", 2)
44
d, t = iso.split(u"T", 1)
45
year, month, day = d.split(u"-", 2)
46
hour, minute, second = t.split(u":", 2)
76
47
second, fraction = divmod(float(second), 1)
77
48
return datetime.datetime(int(year),
78
49
int(month),
79
50
int(day),
80
51
int(hour),
81
52
int(minute),
82
int(second), # Whole seconds
83
int(fraction*1000000)) # Microseconds
84
53
int(second), # Whole seconds
54
int(fraction*1000000)) # Microseconds
85
55
86
56
class MandosClientPropertyCache(object):
87
57
"""This wraps a Mandos Client D-Bus proxy object, caches the
88
58
properties and calls a hook function when any of them are
89
59
changed.
90
60
"""
91
def __init__(self, proxy_object=None, properties=None, **kwargs):
92
self.proxy = proxy_object # Mandos Client proxy object
93
self.properties = dict() if properties is None else properties
94
self.property_changed_match = (
95
self.proxy.connect_to_signal("PropertiesChanged",
96
self.properties_changed,
97
dbus.PROPERTIES_IFACE,
98
byte_arrays=True))
99
100
if properties is None:
101
self.properties.update(self.proxy.GetAll(
102
client_interface,
103
dbus_interface=dbus.PROPERTIES_IFACE))
104
105
super(MandosClientPropertyCache, self).__init__(**kwargs)
106
107
def properties_changed(self, interface, properties, invalidated):
108
"""This is called whenever we get a PropertiesChanged signal
109
It updates the changed properties in the "properties" dict.
61
def __init__(self, proxy_object=None, *args, **kwargs):
62
self.proxy = proxy_object # Mandos Client proxy object
63
64
self.properties = dict()
65
self.proxy.connect_to_signal(u"PropertyChanged",
66
self.property_changed,
67
client_interface,
68
byte_arrays=True)
69
70
self.properties.update(
71
self.proxy.GetAll(client_interface,
72
dbus_interface = dbus.PROPERTIES_IFACE))
73
super(MandosClientPropertyCache, self).__init__(
74
proxy_object=proxy_object, *args, **kwargs)
75
76
def property_changed(self, property=None, value=None):
77
"""This is called whenever we get a PropertyChanged signal
78
It updates the changed property in the "properties" dict.
110
79
"""
111
80
# Update properties dict with new value
112
if interface == client_interface:
113
self.properties.update(properties)
114
115
def delete(self):
116
self.property_changed_match.remove()
81
self.properties[property] = value
117
82
118
83
119
84
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
120
85
"""A Mandos Client which is visible on the screen.
121
86
"""
122
87
123
88
def __init__(self, server_proxy_object=None, update_hook=None,
124
delete_hook=None, logger=None, **kwargs):
89
delete_hook=None, logger=None, *args, **kwargs):
125
90
# Called on update
126
91
self.update_hook = update_hook
127
92
# Called on delete
130
95
self.server_proxy_object = server_proxy_object
131
96
# Logger
132
97
self.logger = logger
133
98
134
99
self._update_timer_callback_tag = None
135
100
self.last_checker_failed = False
101
136
102
# The widget shown normally
137
self._text_widget = urwid.Text("")
103
self._text_widget = urwid.Text(u"")
138
104
# The widget shown when we have focus
139
self._focus_text_widget = urwid.Text("")
140
super(MandosClientWidget, self).__init__(**kwargs)
105
self._focus_text_widget = urwid.Text(u"")
106
super(MandosClientWidget, self).__init__(
107
update_hook=update_hook, delete_hook=delete_hook,
108
*args, **kwargs)
141
109
self.update()
142
110
self.opened = False
143
144
self.match_objects = (
145
self.proxy.connect_to_signal("CheckerCompleted",
146
self.checker_completed,
147
client_interface,
148
byte_arrays=True),
149
self.proxy.connect_to_signal("CheckerStarted",
150
self.checker_started,
151
client_interface,
152
byte_arrays=True),
153
self.proxy.connect_to_signal("GotSecret",
154
self.got_secret,
155
client_interface,
156
byte_arrays=True),
157
self.proxy.connect_to_signal("NeedApproval",
158
self.need_approval,
159
client_interface,
160
byte_arrays=True),
161
self.proxy.connect_to_signal("Rejected",
162
self.rejected,
163
client_interface,
164
byte_arrays=True))
165
self.logger('Created client {}'
166
.format(self.properties["Name"]), level=0)
167
168
def using_timer(self, flag):
169
"""Call this method with True or False when timer should be
170
activated or deactivated.
171
"""
172
if flag and self._update_timer_callback_tag is None:
173
# Will update the shown timer value every second
174
self._update_timer_callback_tag = (GLib.timeout_add
111
self.proxy.connect_to_signal(u"CheckerCompleted",
112
self.checker_completed,
113
client_interface,
114
byte_arrays=True)
115
self.proxy.connect_to_signal(u"CheckerStarted",
116
self.checker_started,
117
client_interface,
118
byte_arrays=True)
119
self.proxy.connect_to_signal(u"GotSecret",
120
self.got_secret,
121
client_interface,
122
byte_arrays=True)
123
self.proxy.connect_to_signal(u"Rejected",
124
self.rejected,
125
client_interface,
126
byte_arrays=True)
127
last_checked_ok = isoformat_to_datetime(self.properties
128
["last_checked_ok"])
129
if last_checked_ok is None:
130
self.last_checker_failed = True
131
else:
132
self.last_checker_failed = ((datetime.datetime.utcnow()
133
- last_checked_ok)
134
> datetime.timedelta
135
(milliseconds=
136
self.properties["interval"]))
137
if self.last_checker_failed:
138
self._update_timer_callback_tag = (gobject.timeout_add
175
139
(1000,
176
140
self.update_timer))
177
elif not (flag or self._update_timer_callback_tag is None):
178
GLib.source_remove(self._update_timer_callback_tag)
179
self._update_timer_callback_tag = None
180
141
181
142
def checker_completed(self, exitstatus, condition, command):
182
143
if exitstatus == 0:
183
self.logger('Checker for client {} (command "{}")'
184
' succeeded'.format(self.properties["Name"],
185
command), level=0)
144
if self.last_checker_failed:
145
self.last_checker_failed = False
146
gobject.source_remove(self._update_timer_callback_tag)
147
self._update_timer_callback_tag = None
148
self.logger(u'Checker for client %s (command "%s")'
149
u' was successful'
150
% (self.properties[u"name"], command))
186
151
self.update()
187
152
return
188
153
# Checker failed
154
if not self.last_checker_failed:
155
self.last_checker_failed = True
156
self._update_timer_callback_tag = (gobject.timeout_add
157
(1000,
158
self.update_timer))
189
159
if os.WIFEXITED(condition):
190
self.logger('Checker for client {} (command "{}") failed'
191
' with exit code {}'
192
.format(self.properties["Name"], command,
193
os.WEXITSTATUS(condition)))
160
self.logger(u'Checker for client %s (command "%s")'
161
u' failed with exit code %s'
162
% (self.properties[u"name"], command,
163
os.WEXITSTATUS(condition)))
194
164
elif os.WIFSIGNALED(condition):
195
self.logger('Checker for client {} (command "{}") was'
196
' killed by signal {}'
197
.format(self.properties["Name"], command,
198
os.WTERMSIG(condition)))
165
self.logger(u'Checker for client %s (command "%s")'
166
u' was killed by signal %s'
167
% (self.properties[u"name"], command,
168
os.WTERMSIG(condition)))
169
elif os.WCOREDUMP(condition):
170
self.logger(u'Checker for client %s (command "%s")'
171
u' dumped core'
172
% (self.properties[u"name"], command))
173
else:
174
self.logger(u'Checker for client %s completed mysteriously')
199
175
self.update()
200
176
201
177
def checker_started(self, command):
202
"""Server signals that a checker started."""
203
self.logger('Client {} started checker "{}"'
204
.format(self.properties["Name"],
205
command), level=0)
206
178
self.logger(u'Client %s started checker "%s"'
179
% (self.properties[u"name"], unicode(command)))
180
207
181
def got_secret(self):
208
self.logger('Client {} received its secret'
209
.format(self.properties["Name"]))
210
211
def need_approval(self, timeout, default):
212
if not default:
213
message = 'Client {} needs approval within {} seconds'
214
else:
215
message = 'Client {} will get its secret in {} seconds'
216
self.logger(message.format(self.properties["Name"],
217
timeout/1000))
218
219
def rejected(self, reason):
220
self.logger('Client {} was rejected; reason: {}'
221
.format(self.properties["Name"], reason))
222
182
self.logger(u'Client %s received its secret'
183
% self.properties[u"name"])
184
185
def rejected(self):
186
self.logger(u'Client %s was rejected'
187
% self.properties[u"name"])
188
223
189
def selectable(self):
224
190
"""Make this a "selectable" widget.
225
191
This overrides the method from urwid.FlowWidget."""
226
192
return True
227
228
def rows(self, maxcolrow, focus=False):
193
194
def rows(self, (maxcol,), focus=False):
229
195
"""How many rows this widget will occupy might depend on
230
196
whether we have focus or not.
231
197
This overrides the method from urwid.FlowWidget"""
232
return self.current_widget(focus).rows(maxcolrow, focus=focus)
233
198
return self.current_widget(focus).rows((maxcol,), focus=focus)
199
234
200
def current_widget(self, focus=False):
235
201
if focus or self.opened:
236
202
return self._focus_widget
237
203
return self._widget
238
204
239
205
def update(self):
240
206
"Called when what is visible on the screen should be updated."
241
207
# How to add standout mode to a style
242
with_standout = {"normal": "standout",
243
"bold": "bold-standout",
244
"underline-blink":
245
"underline-blink-standout",
246
"bold-underline-blink":
247
"bold-underline-blink-standout",
248
}
249
208
with_standout = { u"normal": u"standout",
209
u"bold": u"bold-standout",
210
u"underline-blink":
211
u"underline-blink-standout",
212
u"bold-underline-blink":
213
u"bold-underline-blink-standout",
214
}
215
250
216
# Rebuild focus and non-focus widgets using current properties
251
252
# Base part of a client. Name!
253
base = '{name}: '.format(name=self.properties["Name"])
254
if not self.properties["Enabled"]:
255
message = "DISABLED"
256
self.using_timer(False)
257
elif self.properties["ApprovalPending"]:
258
timeout = datetime.timedelta(
259
milliseconds=self.properties["ApprovalDelay"])
260
last_approval_request = isoformat_to_datetime(
261
self.properties["LastApprovalRequest"])
262
if last_approval_request is not None:
263
timer = max(timeout - (datetime.datetime.utcnow()
264
- last_approval_request),
265
datetime.timedelta())
266
else:
267
timer = datetime.timedelta()
268
if self.properties["ApprovedByDefault"]:
269
message = "Approval in {}. (d)eny?"
270
else:
271
message = "Denial in {}. (a)pprove?"
272
message = message.format(str(timer).rsplit(".", 1)[0])
273
self.using_timer(True)
274
elif self.properties["LastCheckerStatus"] != 0:
275
# When checker has failed, show timer until client expires
276
expires = self.properties["Expires"]
277
if expires == "":
278
timer = datetime.timedelta(0)
279
else:
280
expires = (datetime.datetime.strptime
281
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
282
timer = max(expires - datetime.datetime.utcnow(),
283
datetime.timedelta())
284
message = ('A checker has failed! Time until client'
285
' gets disabled: {}'
286
.format(str(timer).rsplit(".", 1)[0]))
287
self.using_timer(True)
288
else:
289
message = "enabled"
290
self.using_timer(False)
291
self._text = "{}{}".format(base, message)
292
217
self._text = (u'%(name)s: %(enabled)s%(timer)s'
218
% { u"name": self.properties[u"name"],
219
u"enabled":
220
(u"enabled"
221
if self.properties[u"enabled"]
222
else u"DISABLED"),
223
u"timer": (unicode(datetime.timedelta
224
(milliseconds =
225
self.properties
226
[u"timeout"])
227
- (datetime.datetime
228
.utcnow()
229
- isoformat_to_datetime
230
(max((self.properties
231
["last_checked_ok"]
232
or
233
self.properties
234
["created"]),
235
self.properties[u"last_enabled"]))))
236
if (self.last_checker_failed
237
and self.properties
238
[u"enabled"])
239
else u"")})
293
240
if not urwid.supports_unicode():
294
241
self._text = self._text.encode("ascii", "replace")
295
textlist = [("normal", self._text)]
242
textlist = [(u"normal", self._text)]
296
243
self._text_widget.set_text(textlist)
297
244
self._focus_text_widget.set_text([(with_standout[text[0]],
298
245
text[1])
305
252
# Run update hook, if any
306
253
if self.update_hook is not None:
307
254
self.update_hook()
308
255
309
256
def update_timer(self):
310
"""called by GLib. Will indefinitely loop until
311
GLib.source_remove() on tag is called
312
"""
257
"called by gobject"
313
258
self.update()
314
259
return True # Keep calling this
315
316
def delete(self, **kwargs):
260
261
def delete(self):
317
262
if self._update_timer_callback_tag is not None:
318
GLib.source_remove(self._update_timer_callback_tag)
263
gobject.source_remove(self._update_timer_callback_tag)
319
264
self._update_timer_callback_tag = None
320
for match in self.match_objects:
321
match.remove()
322
self.match_objects = ()
323
265
if self.delete_hook is not None:
324
266
self.delete_hook(self)
325
return super(MandosClientWidget, self).delete(**kwargs)
326
327
def render(self, maxcolrow, focus=False):
267
268
def render(self, (maxcol,), focus=False):
328
269
"""Render differently if we have focus.
329
270
This overrides the method from urwid.FlowWidget"""
330
return self.current_widget(focus).render(maxcolrow,
271
return self.current_widget(focus).render((maxcol,),
331
272
focus=focus)
332
333
def keypress(self, maxcolrow, key):
273
274
def keypress(self, (maxcol,), key):
334
275
"""Handle keys.
335
276
This overrides the method from urwid.FlowWidget"""
336
if key == "+":
337
self.proxy.Set(client_interface, "Enabled",
338
dbus.Boolean(True), ignore_reply=True,
339
dbus_interface=dbus.PROPERTIES_IFACE)
340
elif key == "-":
341
self.proxy.Set(client_interface, "Enabled", False,
342
ignore_reply=True,
343
dbus_interface=dbus.PROPERTIES_IFACE)
344
elif key == "a":
345
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
346
dbus_interface=client_interface,
347
ignore_reply=True)
348
elif key == "d":
349
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
350
dbus_interface=client_interface,
351
ignore_reply=True)
352
elif key == "R" or key == "_" or key == "ctrl k":
277
if key == u"e" or key == u"+":
278
self.proxy.Enable()
279
elif key == u"d" or key == u"-":
280
self.proxy.Disable()
281
elif key == u"r" or key == u"_" or key == u"ctrl k":
353
282
self.server_proxy_object.RemoveClient(self.proxy
354
.object_path,
355
ignore_reply=True)
356
elif key == "s":
357
self.proxy.Set(client_interface, "CheckerRunning",
358
dbus.Boolean(True), ignore_reply=True,
359
dbus_interface=dbus.PROPERTIES_IFACE)
360
elif key == "S":
361
self.proxy.Set(client_interface, "CheckerRunning",
362
dbus.Boolean(False), ignore_reply=True,
363
dbus_interface=dbus.PROPERTIES_IFACE)
364
elif key == "C":
365
self.proxy.CheckedOK(dbus_interface=client_interface,
366
ignore_reply=True)
283
.object_path)
284
elif key == u"s":
285
self.proxy.StartChecker()
286
elif key == u"S":
287
self.proxy.StopChecker()
288
elif key == u"C":
289
self.proxy.CheckedOK()
367
290
# xxx
368
# elif key == "p" or key == "=":
291
# elif key == u"p" or key == "=":
369
292
# self.proxy.pause()
370
# elif key == "u" or key == ":":
293
# elif key == u"u" or key == ":":
371
294
# self.proxy.unpause()
372
# elif key == "RET":
295
# elif key == u"RET":
373
296
# self.open()
374
297
else:
375
298
return key
376
377
def properties_changed(self, interface, properties, invalidated):
378
"""Call self.update() if any properties changed.
299
300
def property_changed(self, property=None, value=None,
301
*args, **kwargs):
302
"""Call self.update() if old value is not new value.
379
303
This overrides the method from MandosClientPropertyCache"""
380
old_values = {key: self.properties.get(key)
381
for key in properties.keys()}
382
super(MandosClientWidget, self).properties_changed(
383
interface, properties, invalidated)
384
if any(old_values[key] != self.properties.get(key)
385
for key in old_values):
304
property_name = unicode(property)
305
old_value = self.properties.get(property_name)
306
super(MandosClientWidget, self).property_changed(
307
property=property, value=value, *args, **kwargs)
308
if self.properties.get(property_name) != old_value:
386
309
self.update()
387
310
388
311
391
314
"down" key presses, thus not allowing any containing widgets to
392
315
use them as an excuse to shift focus away from this widget.
393
316
"""
394
def keypress(self, *args, **kwargs):
395
ret = (super(ConstrainedListBox, self)
396
.keypress(*args, **kwargs))
397
if ret in ("up", "down"):
317
def keypress(self, (maxcol, maxrow), key):
318
ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
319
if ret in (u"up", u"down"):
398
320
return
399
321
return ret
400
322
403
325
"""This is the entire user interface - the whole screen
404
326
with boxes, lists of client widgets, etc.
405
327
"""
406
def __init__(self, max_log_length=1000, log_level=1):
328
def __init__(self, max_log_length=1000):
407
329
DBusGMainLoop(set_as_default=True)
408
330
409
331
self.screen = urwid.curses_display.Screen()
410
332
411
333
self.screen.register_palette((
412
("normal",
413
"default", "default", None),
414
("bold",
415
"bold", "default", "bold"),
416
("underline-blink",
417
"underline,blink", "default", "underline,blink"),
418
("standout",
419
"standout", "default", "standout"),
420
("bold-underline-blink",
421
"bold,underline,blink", "default",
422
"bold,underline,blink"),
423
("bold-standout",
424
"bold,standout", "default", "bold,standout"),
425
("underline-blink-standout",
426
"underline,blink,standout", "default",
427
"underline,blink,standout"),
428
("bold-underline-blink-standout",
429
"bold,underline,blink,standout", "default",
430
"bold,underline,blink,standout"),
334
(u"normal",
335
u"default", u"default", None),
336
(u"bold",
337
u"default", u"default", u"bold"),
338
(u"underline-blink",
339
u"default", u"default", u"underline"),
340
(u"standout",
341
u"default", u"default", u"standout"),
342
(u"bold-underline-blink",
343
u"default", u"default", (u"bold", u"underline")),
344
(u"bold-standout",
345
u"default", u"default", (u"bold", u"standout")),
346
(u"underline-blink-standout",
347
u"default", u"default", (u"underline", u"standout")),
348
(u"bold-underline-blink-standout",
349
u"default", u"default", (u"bold", u"underline",
350
u"standout")),
431
351
))
432
352
433
353
if urwid.supports_unicode():
434
self.divider = "─" # \u2500
354
self.divider = u"─" # \u2500
355
#self.divider = u"━" # \u2501
435
356
else:
436
self.divider = "_" # \u005f
437
357
#self.divider = u"-" # \u002d
358
self.divider = u"_" # \u005f
359
438
360
self.screen.start()
439
361
440
362
self.size = self.screen.get_cols_rows()
441
363
442
364
self.clients = urwid.SimpleListWalker([])
443
365
self.clients_dict = {}
444
366
445
367
# We will add Text widgets to this list
446
368
self.log = []
447
369
self.max_log_length = max_log_length
448
449
self.log_level = log_level
450
370
451
371
# We keep a reference to the log widget so we can remove it
452
372
# from the ListWalker without it getting destroyed
453
373
self.logbox = ConstrainedListBox(self.log)
454
374
455
375
# This keeps track of whether self.uilist currently has
456
376
# self.logbox in it or not
457
377
self.log_visible = True
458
self.log_wrap = "any"
459
378
self.log_wrap = u"any"
379
460
380
self.rebuild()
461
self.log_message_raw(("bold",
462
"Mandos Monitor version " + version))
463
self.log_message_raw(("bold",
464
"q: Quit ?: Help"))
465
381
self.log_message_raw((u"bold",
382
u"Mandos Monitor version " + version))
383
self.log_message_raw((u"bold",
384
u"q: Quit ?: Help"))
385
466
386
self.busname = domain + '.Mandos'
467
self.main_loop = GLib.MainLoop()
468
387
self.main_loop = gobject.MainLoop()
388
self.bus = dbus.SystemBus()
389
mandos_dbus_objc = self.bus.get_object(
390
self.busname, u"/", follow_name_owner_changes=True)
391
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
392
dbus_interface
393
= server_interface)
394
try:
395
mandos_clients = (self.mandos_serv
396
.GetAllClientsWithProperties())
397
except dbus.exceptions.DBusException:
398
mandos_clients = dbus.Dictionary()
399
400
(self.mandos_serv
401
.connect_to_signal(u"ClientRemoved",
402
self.find_and_remove_client,
403
dbus_interface=server_interface,
404
byte_arrays=True))
405
(self.mandos_serv
406
.connect_to_signal(u"ClientAdded",
407
self.add_new_client,
408
dbus_interface=server_interface,
409
byte_arrays=True))
410
(self.mandos_serv
411
.connect_to_signal(u"ClientNotFound",
412
self.client_not_found,
413
dbus_interface=server_interface,
414
byte_arrays=True))
415
for path, client in mandos_clients.iteritems():
416
client_proxy_object = self.bus.get_object(self.busname,
417
path)
418
self.add_client(MandosClientWidget(server_proxy_object
419
=self.mandos_serv,
420
proxy_object
421
=client_proxy_object,
422
properties=client,
423
update_hook
424
=self.refresh,
425
delete_hook
426
=self.remove_client,
427
logger
428
=self.log_message),
429
path=path)
430
469
431
def client_not_found(self, fingerprint, address):
470
self.log_message("Client with address {} and fingerprint {}"
471
" could not be found"
472
.format(address, fingerprint))
473
432
self.log_message((u"Client with address %s and fingerprint %s"
433
u" could not be found" % (address,
434
fingerprint)))
435
474
436
def rebuild(self):
475
437
"""This rebuilds the User Interface.
476
438
Call this when the widget layout needs to change"""
477
439
self.uilist = []
478
# self.uilist.append(urwid.ListBox(self.clients))
479
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
480
clients),
481
# header=urwid.Divider(),
440
#self.uilist.append(urwid.ListBox(self.clients))
441
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
442
#header=urwid.Divider(),
482
443
header=None,
483
footer=urwid.Divider(
484
div_char=self.divider)))
444
footer=urwid.Divider(div_char=self.divider)))
485
445
if self.log_visible:
486
446
self.uilist.append(self.logbox)
447
pass
487
448
self.topwidget = urwid.Pile(self.uilist)
488
489
def log_message(self, message, level=1):
490
"""Log message formatted with timestamp"""
491
if level < self.log_level:
492
return
449
450
def log_message(self, message):
493
451
timestamp = datetime.datetime.now().isoformat()
494
self.log_message_raw("{}: {}".format(timestamp, message),
495
level=level)
496
497
def log_message_raw(self, markup, level=1):
452
self.log_message_raw(timestamp + u": " + message)
453
454
def log_message_raw(self, markup):
498
455
"""Add a log message to the log buffer."""
499
if level < self.log_level:
500
return
501
456
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-1]
457
if (self.max_log_length
458
and len(self.log) > self.max_log_length):
459
del self.log[0:len(self.log)-self.max_log_length-1]
505
460
self.logbox.set_focus(len(self.logbox.body.contents),
506
coming_from="above")
461
coming_from=u"above")
507
462
self.refresh()
508
463
509
464
def toggle_log_display(self):
510
465
"""Toggle visibility of the log buffer."""
511
466
self.log_visible = not self.log_visible
512
467
self.rebuild()
513
self.log_message("Log visibility changed to: {}"
514
.format(self.log_visible), level=0)
515
468
self.log_message(u"Log visibility changed to: "
469
+ unicode(self.log_visible))
470
516
471
def change_log_display(self):
517
472
"""Change type of log display.
518
473
Currently, this toggles wrapping of text lines."""
519
if self.log_wrap == "clip":
520
self.log_wrap = "any"
474
if self.log_wrap == u"clip":
475
self.log_wrap = u"any"
521
476
else:
522
self.log_wrap = "clip"
477
self.log_wrap = u"clip"
523
478
for textwidget in self.log:
524
479
textwidget.set_wrap_mode(self.log_wrap)
525
self.log_message("Wrap mode: {}".format(self.log_wrap),
526
level=0)
527
528
def find_and_remove_client(self, path, interfaces):
529
"""Find a client by its object path and remove it.
530
531
This is connected to the InterfacesRemoved signal from the
480
self.log_message(u"Wrap mode: " + self.log_wrap)
481
482
def find_and_remove_client(self, path, name):
483
"""Find an client from its object path and remove it.
484
485
This is connected to the ClientRemoved signal from the
532
486
Mandos server object."""
533
if client_interface not in interfaces:
534
# Not a Mandos client object; ignore
535
return
536
487
try:
537
488
client = self.clients_dict[path]
538
489
except KeyError:
539
490
# not found?
540
self.log_message("Unknown client {!r} removed"
541
.format(path))
542
return
543
client.delete()
544
545
def add_new_client(self, path, ifs_and_props):
546
"""Find a client by its object path and remove it.
547
548
This is connected to the InterfacesAdded signal from the
549
Mandos server object.
550
"""
551
if client_interface not in ifs_and_props:
552
# Not a Mandos client object; ignore
553
return
491
return
492
self.remove_client(client, path)
493
494
def add_new_client(self, path):
554
495
client_proxy_object = self.bus.get_object(self.busname, path)
555
self.add_client(MandosClientWidget(
556
server_proxy_object=self.mandos_serv,
557
proxy_object=client_proxy_object,
558
update_hook=self.refresh,
559
delete_hook=self.remove_client,
560
logger=self.log_message,
561
properties=dict(ifs_and_props[client_interface])),
496
self.add_client(MandosClientWidget(server_proxy_object
497
=self.mandos_serv,
498
proxy_object
499
=client_proxy_object,
500
update_hook
501
=self.refresh,
502
delete_hook
503
=self.remove_client,
504
logger
505
=self.log_message),
562
506
path=path)
563
507
564
508
def add_client(self, client, path=None):
565
509
self.clients.append(client)
566
510
if path is None:
567
511
path = client.proxy.object_path
568
512
self.clients_dict[path] = client
569
self.clients.sort(key=lambda c: c.properties["Name"])
513
self.clients.sort(None, lambda c: c.properties[u"name"])
570
514
self.refresh()
571
515
572
516
def remove_client(self, client, path=None):
573
517
self.clients.remove(client)
574
518
if path is None:
575
519
path = client.proxy.object_path
576
520
del self.clients_dict[path]
521
if not self.clients_dict:
522
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
523
# is completely emptied, we need to recreate it.
524
self.clients = urwid.SimpleListWalker([])
525
self.rebuild()
577
526
self.refresh()
578
527
579
528
def refresh(self):
580
529
"""Redraw the screen"""
581
530
canvas = self.topwidget.render(self.size, focus=True)
582
531
self.screen.draw_screen(self.size, canvas)
583
532
584
533
def run(self):
585
534
"""Start the main loop and exit when it's done."""
586
self.bus = dbus.SystemBus()
587
mandos_dbus_objc = self.bus.get_object(
588
self.busname, "/", follow_name_owner_changes=True)
589
self.mandos_serv = dbus.Interface(
590
mandos_dbus_objc, dbus_interface=server_interface)
591
try:
592
mandos_clients = (self.mandos_serv
593
.GetAllClientsWithProperties())
594
if not mandos_clients:
595
self.log_message_raw(("bold",
596
"Note: Server has no clients."))
597
except dbus.exceptions.DBusException:
598
self.log_message_raw(("bold",
599
"Note: No Mandos server running."))
600
mandos_clients = dbus.Dictionary()
601
602
(self.mandos_serv
603
.connect_to_signal("InterfacesRemoved",
604
self.find_and_remove_client,
605
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
606
byte_arrays=True))
607
(self.mandos_serv
608
.connect_to_signal("InterfacesAdded",
609
self.add_new_client,
610
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
611
byte_arrays=True))
612
(self.mandos_serv
613
.connect_to_signal("ClientNotFound",
614
self.client_not_found,
615
dbus_interface=server_interface,
616
byte_arrays=True))
617
for path, client in mandos_clients.items():
618
client_proxy_object = self.bus.get_object(self.busname,
619
path)
620
self.add_client(MandosClientWidget(
621
server_proxy_object=self.mandos_serv,
622
proxy_object=client_proxy_object,
623
properties=client,
624
update_hook=self.refresh,
625
delete_hook=self.remove_client,
626
logger=self.log_message),
627
path=path)
628
629
535
self.refresh()
630
self._input_callback_tag = (GLib.io_add_watch
536
self._input_callback_tag = (gobject.io_add_watch
631
537
(sys.stdin.fileno(),
632
GLib.IO_IN,
538
gobject.IO_IN,
633
539
self.process_input))
634
540
self.main_loop.run()
635
541
# Main loop has finished, we should close everything now
636
GLib.source_remove(self._input_callback_tag)
542
gobject.source_remove(self._input_callback_tag)
637
543
self.screen.stop()
638
544
639
545
def stop(self):
640
546
self.main_loop.quit()
641
547
642
548
def process_input(self, source, condition):
643
549
keys = self.screen.get_input()
644
translations = {"ctrl n": "down", # Emacs
645
"ctrl p": "up", # Emacs
646
"ctrl v": "page down", # Emacs
647
"meta v": "page up", # Emacs
648
" ": "page down", # less
649
"f": "page down", # less
650
"b": "page up", # less
651
"j": "down", # vi
652
"k": "up", # vi
653
}
550
translations = { u"ctrl n": u"down", # Emacs
551
u"ctrl p": u"up", # Emacs
552
u"ctrl v": u"page down", # Emacs
553
u"meta v": u"page up", # Emacs
554
u" ": u"page down", # less
555
u"f": u"page down", # less
556
u"b": u"page up", # less
557
u"j": u"down", # vi
558
u"k": u"up", # vi
559
}
654
560
for key in keys:
655
561
try:
656
562
key = translations[key]
657
563
except KeyError: # :-)
658
564
pass
659
660
if key == "q" or key == "Q":
565
566
if key == u"q" or key == u"Q":
661
567
self.stop()
662
568
break
663
elif key == "window resize":
569
elif key == u"window resize":
664
570
self.size = self.screen.get_cols_rows()
665
571
self.refresh()
666
elif key == "ctrl l":
667
self.screen.clear()
572
elif key == u"\f": # Ctrl-L
668
573
self.refresh()
669
elif key == "l" or key == "D":
574
elif key == u"l" or key == u"D":
670
575
self.toggle_log_display()
671
576
self.refresh()
672
elif key == "w" or key == "i":
577
elif key == u"w" or key == u"i":
673
578
self.change_log_display()
674
579
self.refresh()
675
elif key == "?" or key == "f1" or key == "esc":
580
elif key == u"?" or key == u"f1" or key == u"esc":
676
581
if not self.log_visible:
677
582
self.log_visible = True
678
583
self.rebuild()
679
self.log_message_raw(("bold",
680
" ".
681
join(("q: Quit",
682
"?: Help",
683
"l: Log window toggle",
684
"TAB: Switch window",
685
"w: Wrap (log lines)",
686
"v: Toggle verbose log",
687
))))
688
self.log_message_raw(("bold",
689
" "
690
.join(("Clients:",
691
"+: Enable",
692
"-: Disable",
693
"R: Remove",
694
"s: Start new checker",
695
"S: Stop checker",
696
"C: Checker OK",
697
"a: Approve",
698
"d: Deny"))))
584
self.log_message_raw((u"bold",
585
u" ".
586
join((u"q: Quit",
587
u"?: Help",
588
u"l: Log window toggle",
589
u"TAB: Switch window",
590
u"w: Wrap (log)"))))
591
self.log_message_raw((u"bold",
592
u" "
593
.join((u"Clients:",
594
u"e: Enable",
595
u"d: Disable",
596
u"r: Remove",
597
u"s: Start new checker",
598
u"S: Stop checker",
599
u"C: Checker OK"))))
699
600
self.refresh()
700
elif key == "tab":
601
elif key == u"tab":
701
602
if self.topwidget.get_focus() is self.logbox:
702
603
self.topwidget.set_focus(0)
703
604
else:
704
605
self.topwidget.set_focus(self.logbox)
705
606
self.refresh()
706
elif key == "v":
707
if self.log_level == 0:
708
self.log_level = 1
709
self.log_message("Verbose mode: Off")
710
else:
711
self.log_level = 0
712
self.log_message("Verbose mode: On")
713
# elif (key == "end" or key == "meta >" or key == "G"
714
# or key == ">"):
715
# pass # xxx end-of-buffer
716
# elif (key == "home" or key == "meta <" or key == "g"
717
# or key == "<"):
718
# pass # xxx beginning-of-buffer
719
# elif key == "ctrl e" or key == "$":
720
# pass # xxx move-end-of-line
721
# elif key == "ctrl a" or key == "^":
722
# pass # xxx move-beginning-of-line
723
# elif key == "ctrl b" or key == "meta (" or key == "h":
724
# pass # xxx left
725
# elif key == "ctrl f" or key == "meta )" or key == "l":
726
# pass # xxx right
727
# elif key == "a":
728
# pass # scroll up log
729
# elif key == "z":
730
# pass # scroll down log
607
#elif (key == u"end" or key == u"meta >" or key == u"G"
608
# or key == u">"):
609
# pass # xxx end-of-buffer
610
#elif (key == u"home" or key == u"meta <" or key == u"g"
611
# or key == u"<"):
612
# pass # xxx beginning-of-buffer
613
#elif key == u"ctrl e" or key == u"$":
614
# pass # xxx move-end-of-line
615
#elif key == u"ctrl a" or key == u"^":
616
# pass # xxx move-beginning-of-line
617
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
618
# pass # xxx left
619
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
620
# pass # xxx right
621
#elif key == u"a":
622
# pass # scroll up log
623
#elif key == u"z":
624
# pass # scroll down log
731
625
elif self.topwidget.selectable():
732
626
self.topwidget.keypress(self.size, key)
733
627
self.refresh()
734
628
return True
735
629
736
737
630
ui = UserInterface()
738
631
try:
739
632
ui.run()
740
except KeyboardInterrupt:
741
ui.screen.stop()
742
except Exception as e:
743
ui.log_message(str(e))
633
except Exception, e:
634
ui.log_message(unicode(e))
744
635
ui.screen.stop()
745
636
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0