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 237.7.506
- compare with another revision
- download diff
- download tarball
- view history from revision 237.7.506
- Committer: Teddy Hogeborn
- Date: 2018-08-19 16:15:46 UTC
- mto: (237.7.594 trunk)
- mto: This revision was merged to the branch mainline in revision 368.
- Revision ID: teddy@recompile.se-20180819161546-v3ho1t3d8jbp1gny
Update Debian package standard-version to "4.2.0"
* debian/control (Standards-Version): Update to "4.2.0".
* debian/control (Standards-Version): Update to "4.2.0".
- files added:
- bugs.xml
- debian/source
- debian/upstream
- network-hooks.d
- plugin-helpers
- files removed:
- initramfs-tools-hook-conf
- 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 © 2009-2018 Teddy Hogeborn
7
# Copyright © 2009-2018 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
13
# the Free Software Foundation, either version 3 of the License, or
14
# (at your option) any later version.
15
#
16
# Mandos is distributed in the hope that it will be useful, but
17
# WITHOUT ANY WARRANTY; without even the implied warranty of
18
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19
# GNU General Public License for more details.
20
#
21
# 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
#
3
26
4
from __future__ import division, absolute_import, with_statement
27
from __future__ import (division, absolute_import, print_function,
28
unicode_literals)
29
try:
30
from future_builtins import *
31
except ImportError:
32
pass
5
33
6
34
import sys
7
35
import os
8
import signal
9
36
10
37
import datetime
11
38
13
40
import urwid
14
41
15
42
from dbus.mainloop.glib import DBusGMainLoop
16
import gobject
43
from gi.repository import GLib
17
44
18
45
import dbus
19
46
20
import UserList
21
22
47
import locale
23
48
24
locale.setlocale(locale.LC_ALL, u'')
25
26
49
import logging
50
51
if sys.version_info.major == 2:
52
str = unicode
53
54
locale.setlocale(locale.LC_ALL, '')
55
27
56
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
28
57
29
58
# Some useful constants
30
domain = 'se.bsnet.fukt'
59
domain = 'se.recompile'
31
60
server_interface = domain + '.Mandos'
32
61
client_interface = domain + '.Mandos.Client'
33
version = "1.0.15"
34
35
# Always run in monochrome mode
36
urwid.curses_display.curses.has_colors = lambda : False
37
38
# Urwid doesn't support blinking, but we want it. Since we have no
39
# use for underline on its own, we make underline also always blink.
40
urwid.curses_display.curses.A_UNDERLINE |= (
41
urwid.curses_display.curses.A_BLINK)
62
version = "1.7.19"
63
64
try:
65
dbus.OBJECT_MANAGER_IFACE
66
except AttributeError:
67
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
68
42
69
43
70
def isoformat_to_datetime(iso):
44
71
"Parse an ISO 8601 date string to a datetime.datetime()"
45
72
if not iso:
46
73
return None
47
d, t = iso.split(u"T", 1)
48
year, month, day = d.split(u"-", 2)
49
hour, minute, second = t.split(u":", 2)
74
d, t = iso.split("T", 1)
75
year, month, day = d.split("-", 2)
76
hour, minute, second = t.split(":", 2)
50
77
second, fraction = divmod(float(second), 1)
51
78
return datetime.datetime(int(year),
52
79
int(month),
53
80
int(day),
54
81
int(hour),
55
82
int(minute),
56
int(second), # Whole seconds
57
int(fraction*1000000)) # Microseconds
83
int(second), # Whole seconds
84
int(fraction*1000000)) # Microseconds
85
58
86
59
87
class MandosClientPropertyCache(object):
60
88
"""This wraps a Mandos Client D-Bus proxy object, caches the
61
89
properties and calls a hook function when any of them are
62
90
changed.
63
91
"""
64
def __init__(self, proxy_object=None, *args, **kwargs):
65
self.proxy = proxy_object # Mandos Client proxy object
66
67
self.properties = dict()
68
self.proxy.connect_to_signal(u"PropertyChanged",
69
self.property_changed,
70
client_interface,
71
byte_arrays=True)
72
73
self.properties.update(
74
self.proxy.GetAll(client_interface,
75
dbus_interface = dbus.PROPERTIES_IFACE))
76
77
#XXX This break good super behaviour!
78
# super(MandosClientPropertyCache, self).__init__(
79
# *args, **kwargs)
80
81
def property_changed(self, property=None, value=None):
82
"""This is called whenever we get a PropertyChanged signal
83
It updates the changed property in the "properties" dict.
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.
84
111
"""
85
112
# Update properties dict with new value
86
self.properties[property] = value
113
if interface == client_interface:
114
self.properties.update(properties)
115
116
def delete(self):
117
self.property_changed_match.remove()
87
118
88
119
89
120
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
90
121
"""A Mandos Client which is visible on the screen.
91
122
"""
92
123
93
124
def __init__(self, server_proxy_object=None, update_hook=None,
94
delete_hook=None, logger=None, *args, **kwargs):
125
delete_hook=None, logger=None, **kwargs):
95
126
# Called on update
96
127
self.update_hook = update_hook
97
128
# Called on delete
100
131
self.server_proxy_object = server_proxy_object
101
132
# Logger
102
133
self.logger = logger
103
134
104
135
self._update_timer_callback_tag = None
105
self.last_checker_failed = False
106
136
107
137
# The widget shown normally
108
self._text_widget = urwid.Text(u"")
138
self._text_widget = urwid.Text("")
109
139
# The widget shown when we have focus
110
self._focus_text_widget = urwid.Text(u"")
111
super(MandosClientWidget, self).__init__(
112
update_hook=update_hook, delete_hook=delete_hook,
113
*args, **kwargs)
140
self._focus_text_widget = urwid.Text("")
141
super(MandosClientWidget, self).__init__(**kwargs)
114
142
self.update()
115
143
self.opened = False
116
self.proxy.connect_to_signal(u"CheckerCompleted",
117
self.checker_completed,
118
client_interface,
119
byte_arrays=True)
120
self.proxy.connect_to_signal(u"CheckerStarted",
121
self.checker_started,
122
client_interface,
123
byte_arrays=True)
124
self.proxy.connect_to_signal(u"GotSecret",
125
self.got_secret,
126
client_interface,
127
byte_arrays=True)
128
self.proxy.connect_to_signal(u"NeedApproval",
129
self.need_approval,
130
client_interface,
131
byte_arrays=True)
132
self.proxy.connect_to_signal(u"Rejected",
133
self.rejected,
134
client_interface,
135
byte_arrays=True)
136
last_checked_ok = isoformat_to_datetime(self.properties
137
[u"LastCheckedOK"])
138
if last_checked_ok is None:
139
self.last_checker_failed = True
140
else:
141
self.last_checker_failed = ((datetime.datetime.utcnow()
142
- last_checked_ok)
143
> datetime.timedelta
144
(milliseconds=
145
self.properties
146
[u"Interval"]))
147
if self.last_checker_failed:
148
self._update_timer_callback_tag = (gobject.timeout_add
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
169
def using_timer(self, flag):
170
"""Call this method with True or False when timer should be
171
activated or deactivated.
172
"""
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
149
176
(1000,
150
177
self.update_timer))
151
178
elif not (flag or self._update_timer_callback_tag is None):
179
GLib.source_remove(self._update_timer_callback_tag)
180
self._update_timer_callback_tag = None
181
152
182
def checker_completed(self, exitstatus, condition, command):
153
183
if exitstatus == 0:
154
if self.last_checker_failed:
155
self.last_checker_failed = False
156
gobject.source_remove(self._update_timer_callback_tag)
157
self._update_timer_callback_tag = None
158
#self.logger(u'Checker for client %s (command "%s")'
159
# u' was successful'
160
# % (self.properties[u"Name"], command))
184
self.logger('Checker for client {} (command "{}")'
185
' succeeded'.format(self.properties["Name"],
186
command), level=0)
161
187
self.update()
162
188
return
163
189
# Checker failed
164
if not self.last_checker_failed:
165
self.last_checker_failed = True
166
self._update_timer_callback_tag = (gobject.timeout_add
167
(1000,
168
self.update_timer))
169
190
if os.WIFEXITED(condition):
170
self.logger(u'Checker for client %s (command "%s")'
171
u' failed with exit code %s'
172
% (self.properties[u"Name"], command,
173
os.WEXITSTATUS(condition)))
191
self.logger('Checker for client {} (command "{}") failed'
192
' with exit code {}'
193
.format(self.properties["Name"], command,
194
os.WEXITSTATUS(condition)))
174
195
elif os.WIFSIGNALED(condition):
175
self.logger(u'Checker for client %s (command "%s")'
176
u' was killed by signal %s'
177
% (self.properties[u"Name"], command,
178
os.WTERMSIG(condition)))
179
elif os.WCOREDUMP(condition):
180
self.logger(u'Checker for client %s (command "%s")'
181
u' dumped core'
182
% (self.properties[u"Name"], command))
183
else:
184
self.logger(u'Checker for client %s completed'
185
u' mysteriously')
196
self.logger('Checker for client {} (command "{}") was'
197
' killed by signal {}'
198
.format(self.properties["Name"], command,
199
os.WTERMSIG(condition)))
186
200
self.update()
187
201
188
202
def checker_started(self, command):
189
#self.logger(u'Client %s started checker "%s"'
190
# % (self.properties[u"Name"], unicode(command)))
191
pass
192
203
"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
206
command), level=0)
207
193
208
def got_secret(self):
194
self.last_checker_failed = False
195
self.logger(u'Client %s received its secret'
196
% self.properties[u"Name"])
197
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
211
198
212
def need_approval(self, timeout, default):
199
213
if not default:
200
message = u'Client %s needs approval within %s seconds'
214
message = 'Client {} needs approval within {} seconds'
201
215
else:
202
message = u'Client %s will get its secret in %s seconds'
203
self.logger(message
204
% (self.properties[u"Name"], timeout/1000))
205
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
219
206
220
def rejected(self, reason):
207
self.logger(u'Client %s was rejected; reason: %s'
208
% (self.properties[u"Name"], reason))
209
221
self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
223
210
224
def selectable(self):
211
225
"""Make this a "selectable" widget.
212
226
This overrides the method from urwid.FlowWidget."""
213
227
return True
214
215
def rows(self, (maxcol,), focus=False):
228
229
def rows(self, maxcolrow, focus=False):
216
230
"""How many rows this widget will occupy might depend on
217
231
whether we have focus or not.
218
232
This overrides the method from urwid.FlowWidget"""
219
return self.current_widget(focus).rows((maxcol,), focus=focus)
220
233
return self.current_widget(focus).rows(maxcolrow, focus=focus)
234
221
235
def current_widget(self, focus=False):
222
236
if focus or self.opened:
223
237
return self._focus_widget
224
238
return self._widget
225
239
226
240
def update(self):
227
241
"Called when what is visible on the screen should be updated."
228
242
# How to add standout mode to a style
229
with_standout = { u"normal": u"standout",
230
u"bold": u"bold-standout",
231
u"underline-blink":
232
u"underline-blink-standout",
233
u"bold-underline-blink":
234
u"bold-underline-blink-standout",
235
}
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
}
236
250
237
251
# Rebuild focus and non-focus widgets using current properties
238
252
239
253
# Base part of a client. Name!
240
base = (u'%(name)s: '
241
% {u"name": self.properties[u"Name"]})
242
if not self.properties[u"Enabled"]:
243
message = u"DISABLED"
244
elif self.properties[u"ApprovalPending"]:
245
if self.properties[u"ApprovedByDefault"]:
246
message = u"Connection established to client. (d)eny?"
247
else:
248
message = u"Seeks approval to send secret. (a)pprove?"
249
elif self.last_checker_failed:
250
timeout = datetime.timedelta(milliseconds
251
= self.properties
252
[u"Timeout"])
253
last_ok = isoformat_to_datetime(
254
max((self.properties[u"LastCheckedOK"]
255
or self.properties[u"Created"]),
256
self.properties[u"LastEnabled"]))
257
timer = timeout - (datetime.datetime.utcnow() - last_ok)
258
message = (u'A checker has failed! Time until client'
259
u' gets disabled: %s'
260
% unicode(timer).rsplit(".", 1)[0])
254
base = '{name}: '.format(name=self.properties["Name"])
255
if not self.properties["Enabled"]:
256
message = "DISABLED"
257
self.using_timer(False)
258
elif self.properties["ApprovalPending"]:
259
timeout = datetime.timedelta(
260
milliseconds=self.properties["ApprovalDelay"])
261
last_approval_request = isoformat_to_datetime(
262
self.properties["LastApprovalRequest"])
263
if last_approval_request is not None:
264
timer = max(timeout - (datetime.datetime.utcnow()
265
- last_approval_request),
266
datetime.timedelta())
267
else:
268
timer = datetime.timedelta()
269
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())
285
message = ('A checker has failed! Time until client'
286
' gets disabled: {}'
287
.format(str(timer).rsplit(".", 1)[0]))
288
self.using_timer(True)
261
289
else:
262
message = u"enabled"
263
self._text = "%s%s" % (base, message)
264
290
message = "enabled"
291
self.using_timer(False)
292
self._text = "{}{}".format(base, message)
293
265
294
if not urwid.supports_unicode():
266
295
self._text = self._text.encode("ascii", "replace")
267
textlist = [(u"normal", self._text)]
296
textlist = [("normal", self._text)]
268
297
self._text_widget.set_text(textlist)
269
298
self._focus_text_widget.set_text([(with_standout[text[0]],
270
299
text[1])
277
306
# Run update hook, if any
278
307
if self.update_hook is not None:
279
308
self.update_hook()
280
309
281
310
def update_timer(self):
282
"called by gobject"
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
283
314
self.update()
284
315
return True # Keep calling this
285
286
def delete(self):
316
317
def delete(self, **kwargs):
287
318
if self._update_timer_callback_tag is not None:
288
gobject.source_remove(self._update_timer_callback_tag)
319
GLib.source_remove(self._update_timer_callback_tag)
289
320
self._update_timer_callback_tag = None
321
for match in self.match_objects:
322
match.remove()
323
self.match_objects = ()
290
324
if self.delete_hook is not None:
291
325
self.delete_hook(self)
292
293
def render(self, (maxcol,), focus=False):
326
return super(MandosClientWidget, self).delete(**kwargs)
327
328
def render(self, maxcolrow, focus=False):
294
329
"""Render differently if we have focus.
295
330
This overrides the method from urwid.FlowWidget"""
296
return self.current_widget(focus).render((maxcol,),
331
return self.current_widget(focus).render(maxcolrow,
297
332
focus=focus)
298
299
def keypress(self, (maxcol,), key):
333
334
def keypress(self, maxcolrow, key):
300
335
"""Handle keys.
301
336
This overrides the method from urwid.FlowWidget"""
302
if key == u"+":
303
self.proxy.Enable(dbus_interface = client_interface)
304
elif key == u"-":
305
self.proxy.Disable(dbus_interface = client_interface)
306
elif key == u"a":
337
if key == "+":
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
341
elif key == "-":
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
345
elif key == "a":
307
346
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
308
dbus_interface = client_interface)
309
elif key == u"d":
347
dbus_interface=client_interface,
348
ignore_reply=True)
349
elif key == "d":
310
350
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
311
dbus_interface = client_interface)
312
elif key == u"r" or key == u"_" or key == u"ctrl k":
351
dbus_interface=client_interface,
352
ignore_reply=True)
353
elif key == "R" or key == "_" or key == "ctrl k":
313
354
self.server_proxy_object.RemoveClient(self.proxy
314
.object_path)
315
elif key == u"s":
316
self.proxy.StartChecker(dbus_interface = client_interface)
317
elif key == u"S":
318
self.proxy.StopChecker(dbus_interface = client_interface)
319
elif key == u"C":
320
self.proxy.CheckedOK(dbus_interface = client_interface)
355
.object_path,
356
ignore_reply=True)
357
elif key == "s":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
361
elif key == "S":
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
365
elif key == "C":
366
self.proxy.CheckedOK(dbus_interface=client_interface,
367
ignore_reply=True)
321
368
# xxx
322
# elif key == u"p" or key == "=":
369
# elif key == "p" or key == "=":
323
370
# self.proxy.pause()
324
# elif key == u"u" or key == ":":
371
# elif key == "u" or key == ":":
325
372
# self.proxy.unpause()
326
# elif key == u"RET":
373
# elif key == "RET":
327
374
# self.open()
328
375
else:
329
376
return key
330
331
def property_changed(self, property=None, value=None,
332
*args, **kwargs):
333
"""Call self.update() if old value is not new value.
377
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
334
380
This overrides the method from MandosClientPropertyCache"""
335
property_name = unicode(property)
336
old_value = self.properties.get(property_name)
337
super(MandosClientWidget, self).property_changed(
338
property=property, value=value, *args, **kwargs)
339
if self.properties.get(property_name) != old_value:
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):
340
387
self.update()
341
388
342
389
345
392
"down" key presses, thus not allowing any containing widgets to
346
393
use them as an excuse to shift focus away from this widget.
347
394
"""
348
def keypress(self, (maxcol, maxrow), key):
349
ret = super(ConstrainedListBox, self).keypress((maxcol,
350
maxrow), key)
351
if ret in (u"up", u"down"):
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
398
if ret in ("up", "down"):
352
399
return
353
400
return ret
354
401
357
404
"""This is the entire user interface - the whole screen
358
405
with boxes, lists of client widgets, etc.
359
406
"""
360
def __init__(self, max_log_length=1000):
407
def __init__(self, max_log_length=1000, log_level=1):
361
408
DBusGMainLoop(set_as_default=True)
362
409
363
410
self.screen = urwid.curses_display.Screen()
364
411
365
412
self.screen.register_palette((
366
(u"normal",
367
u"default", u"default", None),
368
(u"bold",
369
u"default", u"default", u"bold"),
370
(u"underline-blink",
371
u"default", u"default", u"underline"),
372
(u"standout",
373
u"default", u"default", u"standout"),
374
(u"bold-underline-blink",
375
u"default", u"default", (u"bold", u"underline")),
376
(u"bold-standout",
377
u"default", u"default", (u"bold", u"standout")),
378
(u"underline-blink-standout",
379
u"default", u"default", (u"underline", u"standout")),
380
(u"bold-underline-blink-standout",
381
u"default", u"default", (u"bold", u"underline",
382
u"standout")),
413
("normal",
414
"default", "default", None),
415
("bold",
416
"bold", "default", "bold"),
417
("underline-blink",
418
"underline,blink", "default", "underline,blink"),
419
("standout",
420
"standout", "default", "standout"),
421
("bold-underline-blink",
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
424
("bold-standout",
425
"bold,standout", "default", "bold,standout"),
426
("underline-blink-standout",
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
429
("bold-underline-blink-standout",
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
383
432
))
384
433
385
434
if urwid.supports_unicode():
386
self.divider = u"─" # \u2500
387
#self.divider = u"━" # \u2501
435
self.divider = "─" # \u2500
388
436
else:
389
#self.divider = u"-" # \u002d
390
self.divider = u"_" # \u005f
391
437
self.divider = "_" # \u005f
438
392
439
self.screen.start()
393
440
394
441
self.size = self.screen.get_cols_rows()
395
442
396
443
self.clients = urwid.SimpleListWalker([])
397
444
self.clients_dict = {}
398
445
399
446
# We will add Text widgets to this list
400
447
self.log = []
401
448
self.max_log_length = max_log_length
402
449
450
self.log_level = log_level
451
403
452
# We keep a reference to the log widget so we can remove it
404
453
# from the ListWalker without it getting destroyed
405
454
self.logbox = ConstrainedListBox(self.log)
406
455
407
456
# This keeps track of whether self.uilist currently has
408
457
# self.logbox in it or not
409
458
self.log_visible = True
410
self.log_wrap = u"any"
411
459
self.log_wrap = "any"
460
412
461
self.rebuild()
413
self.log_message_raw((u"bold",
414
u"Mandos Monitor version " + version))
415
self.log_message_raw((u"bold",
416
u"q: Quit ?: Help"))
417
462
self.log_message_raw(("bold",
463
"Mandos Monitor version " + version))
464
self.log_message_raw(("bold",
465
"q: Quit ?: Help"))
466
418
467
self.busname = domain + '.Mandos'
419
self.main_loop = gobject.MainLoop()
420
self.bus = dbus.SystemBus()
421
mandos_dbus_objc = self.bus.get_object(
422
self.busname, u"/", follow_name_owner_changes=True)
423
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
424
dbus_interface
425
= server_interface)
426
try:
427
mandos_clients = (self.mandos_serv
428
.GetAllClientsWithProperties())
429
except dbus.exceptions.DBusException:
430
mandos_clients = dbus.Dictionary()
431
432
(self.mandos_serv
433
.connect_to_signal(u"ClientRemoved",
434
self.find_and_remove_client,
435
dbus_interface=server_interface,
436
byte_arrays=True))
437
(self.mandos_serv
438
.connect_to_signal(u"ClientAdded",
439
self.add_new_client,
440
dbus_interface=server_interface,
441
byte_arrays=True))
442
(self.mandos_serv
443
.connect_to_signal(u"ClientNotFound",
444
self.client_not_found,
445
dbus_interface=server_interface,
446
byte_arrays=True))
447
for path, client in mandos_clients.iteritems():
448
client_proxy_object = self.bus.get_object(self.busname,
449
path)
450
self.add_client(MandosClientWidget(server_proxy_object
451
=self.mandos_serv,
452
proxy_object
453
=client_proxy_object,
454
properties=client,
455
update_hook
456
=self.refresh,
457
delete_hook
458
=self.remove_client,
459
logger
460
=self.log_message),
461
path=path)
462
468
self.main_loop = GLib.MainLoop()
469
463
470
def client_not_found(self, fingerprint, address):
464
self.log_message((u"Client with address %s and fingerprint %s"
465
u" could not be found" % (address,
466
fingerprint)))
467
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
474
468
475
def rebuild(self):
469
476
"""This rebuilds the User Interface.
470
477
Call this when the widget layout needs to change"""
471
478
self.uilist = []
472
#self.uilist.append(urwid.ListBox(self.clients))
479
# self.uilist.append(urwid.ListBox(self.clients))
473
480
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
474
481
clients),
475
#header=urwid.Divider(),
482
# header=urwid.Divider(),
476
483
header=None,
477
footer=
478
urwid.Divider(div_char=
479
self.divider)))
484
footer=urwid.Divider(
485
div_char=self.divider)))
480
486
if self.log_visible:
481
487
self.uilist.append(self.logbox)
482
pass
483
488
self.topwidget = urwid.Pile(self.uilist)
484
485
def log_message(self, message):
489
490
def log_message(self, message, level=1):
491
"""Log message formatted with timestamp"""
492
if level < self.log_level:
493
return
486
494
timestamp = datetime.datetime.now().isoformat()
487
self.log_message_raw(timestamp + u": " + message)
488
489
def log_message_raw(self, markup):
495
self.log_message_raw("{}: {}".format(timestamp, message),
496
level=level)
497
498
def log_message_raw(self, markup, level=1):
490
499
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
491
502
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
492
if (self.max_log_length
493
and len(self.log) > self.max_log_length):
494
del self.log[0:len(self.log)-self.max_log_length-1]
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]
495
506
self.logbox.set_focus(len(self.logbox.body.contents),
496
coming_from=u"above")
507
coming_from="above")
497
508
self.refresh()
498
509
499
510
def toggle_log_display(self):
500
511
"""Toggle visibility of the log buffer."""
501
512
self.log_visible = not self.log_visible
502
513
self.rebuild()
503
#self.log_message(u"Log visibility changed to: "
504
# + unicode(self.log_visible))
505
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
506
517
def change_log_display(self):
507
518
"""Change type of log display.
508
519
Currently, this toggles wrapping of text lines."""
509
if self.log_wrap == u"clip":
510
self.log_wrap = u"any"
520
if self.log_wrap == "clip":
521
self.log_wrap = "any"
511
522
else:
512
self.log_wrap = u"clip"
523
self.log_wrap = "clip"
513
524
for textwidget in self.log:
514
525
textwidget.set_wrap_mode(self.log_wrap)
515
#self.log_message(u"Wrap mode: " + self.log_wrap)
516
517
def find_and_remove_client(self, path, name):
518
"""Find an client from its object path and remove it.
519
520
This is connected to the ClientRemoved signal from the
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
521
533
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
522
537
try:
523
538
client = self.clients_dict[path]
524
539
except KeyError:
525
540
# not found?
526
return
527
self.remove_client(client, path)
528
529
def add_new_client(self, path):
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
530
555
client_proxy_object = self.bus.get_object(self.busname, path)
531
self.add_client(MandosClientWidget(server_proxy_object
532
=self.mandos_serv,
533
proxy_object
534
=client_proxy_object,
535
update_hook
536
=self.refresh,
537
delete_hook
538
=self.remove_client,
539
logger
540
=self.log_message),
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])),
541
563
path=path)
542
564
543
565
def add_client(self, client, path=None):
544
566
self.clients.append(client)
545
567
if path is None:
546
568
path = client.proxy.object_path
547
569
self.clients_dict[path] = client
548
self.clients.sort(None, lambda c: c.properties[u"Name"])
570
self.clients.sort(key=lambda c: c.properties["Name"])
549
571
self.refresh()
550
572
551
573
def remove_client(self, client, path=None):
552
574
self.clients.remove(client)
553
575
if path is None:
554
576
path = client.proxy.object_path
555
577
del self.clients_dict[path]
556
if not self.clients_dict:
557
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
558
# is completely emptied, we need to recreate it.
559
self.clients = urwid.SimpleListWalker([])
560
self.rebuild()
561
578
self.refresh()
562
579
563
580
def refresh(self):
564
581
"""Redraw the screen"""
565
582
canvas = self.topwidget.render(self.size, focus=True)
566
583
self.screen.draw_screen(self.size, canvas)
567
584
568
585
def run(self):
569
586
"""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
570
630
self.refresh()
571
self._input_callback_tag = (gobject.io_add_watch
631
self._input_callback_tag = (GLib.io_add_watch
572
632
(sys.stdin.fileno(),
573
gobject.IO_IN,
633
GLib.IO_IN,
574
634
self.process_input))
575
635
self.main_loop.run()
576
636
# Main loop has finished, we should close everything now
577
gobject.source_remove(self._input_callback_tag)
637
GLib.source_remove(self._input_callback_tag)
578
638
self.screen.stop()
579
639
580
640
def stop(self):
581
641
self.main_loop.quit()
582
642
583
643
def process_input(self, source, condition):
584
644
keys = self.screen.get_input()
585
translations = { u"ctrl n": u"down", # Emacs
586
u"ctrl p": u"up", # Emacs
587
u"ctrl v": u"page down", # Emacs
588
u"meta v": u"page up", # Emacs
589
u" ": u"page down", # less
590
u"f": u"page down", # less
591
u"b": u"page up", # less
592
u"j": u"down", # vi
593
u"k": u"up", # vi
594
}
645
translations = {"ctrl n": "down", # Emacs
646
"ctrl p": "up", # Emacs
647
"ctrl v": "page down", # Emacs
648
"meta v": "page up", # Emacs
649
" ": "page down", # less
650
"f": "page down", # less
651
"b": "page up", # less
652
"j": "down", # vi
653
"k": "up", # vi
654
}
595
655
for key in keys:
596
656
try:
597
657
key = translations[key]
598
658
except KeyError: # :-)
599
659
pass
600
601
if key == u"q" or key == u"Q":
660
661
if key == "q" or key == "Q":
602
662
self.stop()
603
663
break
604
elif key == u"window resize":
664
elif key == "window resize":
605
665
self.size = self.screen.get_cols_rows()
606
666
self.refresh()
607
elif key == u"\f": # Ctrl-L
667
elif key == "ctrl l":
668
self.screen.clear()
608
669
self.refresh()
609
elif key == u"l" or key == u"D":
670
elif key == "l" or key == "D":
610
671
self.toggle_log_display()
611
672
self.refresh()
612
elif key == u"w" or key == u"i":
673
elif key == "w" or key == "i":
613
674
self.change_log_display()
614
675
self.refresh()
615
elif key == u"?" or key == u"f1" or key == u"esc":
676
elif key == "?" or key == "f1" or key == "esc":
616
677
if not self.log_visible:
617
678
self.log_visible = True
618
679
self.rebuild()
619
self.log_message_raw((u"bold",
620
u" ".
621
join((u"q: Quit",
622
u"?: Help",
623
u"l: Log window toggle",
624
u"TAB: Switch window",
625
u"w: Wrap (log)"))))
626
self.log_message_raw((u"bold",
627
u" "
628
.join((u"Clients:",
629
u"+: Enable",
630
u"-: Disable",
631
u"r: Remove",
632
u"s: Start new checker",
633
u"S: Stop checker",
634
u"C: Checker OK",
635
u"a: Approve",
636
u"d: Deny"))))
680
self.log_message_raw(("bold",
681
" ".
682
join(("q: Quit",
683
"?: Help",
684
"l: Log window toggle",
685
"TAB: Switch window",
686
"w: Wrap (log lines)",
687
"v: Toggle verbose log",
688
))))
689
self.log_message_raw(("bold",
690
" "
691
.join(("Clients:",
692
"+: Enable",
693
"-: Disable",
694
"R: Remove",
695
"s: Start new checker",
696
"S: Stop checker",
697
"C: Checker OK",
698
"a: Approve",
699
"d: Deny"))))
637
700
self.refresh()
638
elif key == u"tab":
701
elif key == "tab":
639
702
if self.topwidget.get_focus() is self.logbox:
640
703
self.topwidget.set_focus(0)
641
704
else:
642
705
self.topwidget.set_focus(self.logbox)
643
706
self.refresh()
644
#elif (key == u"end" or key == u"meta >" or key == u"G"
645
# or key == u">"):
646
# pass # xxx end-of-buffer
647
#elif (key == u"home" or key == u"meta <" or key == u"g"
648
# or key == u"<"):
649
# pass # xxx beginning-of-buffer
650
#elif key == u"ctrl e" or key == u"$":
651
# pass # xxx move-end-of-line
652
#elif key == u"ctrl a" or key == u"^":
653
# pass # xxx move-beginning-of-line
654
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
655
# pass # xxx left
656
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
657
# pass # xxx right
658
#elif key == u"a":
659
# pass # scroll up log
660
#elif key == u"z":
661
# pass # scroll down log
707
elif key == "v":
708
if self.log_level == 0:
709
self.log_level = 1
710
self.log_message("Verbose mode: Off")
711
else:
712
self.log_level = 0
713
self.log_message("Verbose mode: On")
714
# elif (key == "end" or key == "meta >" or key == "G"
715
# or key == ">"):
716
# pass # xxx end-of-buffer
717
# elif (key == "home" or key == "meta <" or key == "g"
718
# or key == "<"):
719
# pass # xxx beginning-of-buffer
720
# elif key == "ctrl e" or key == "$":
721
# pass # xxx move-end-of-line
722
# elif key == "ctrl a" or key == "^":
723
# pass # xxx move-beginning-of-line
724
# elif key == "ctrl b" or key == "meta (" or key == "h":
725
# pass # xxx left
726
# elif key == "ctrl f" or key == "meta )" or key == "l":
727
# pass # xxx right
728
# elif key == "a":
729
# pass # scroll up log
730
# elif key == "z":
731
# pass # scroll down log
662
732
elif self.topwidget.selectable():
663
733
self.topwidget.keypress(self.size, key)
664
734
self.refresh()
665
735
return True
666
736
737
667
738
ui = UserInterface()
668
739
try:
669
740
ui.run()
670
741
except KeyboardInterrupt:
671
742
ui.screen.stop()
672
except Exception, e:
673
ui.log_message(unicode(e))
743
except Exception as e:
744
ui.log_message(str(e))
674
745
ui.screen.stop()
675
746
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0