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- Committer: Teddy Hogeborn
- Date: 2019-11-03 19:17:57 UTC
- Revision ID: teddy@recompile.se-20191103191757-1hdpp0u5fxa8iumo
INSTALL: Add "-" argument to "su" invocations.
- files added:
- bugs.xml
- debian/source
- debian/tests
- debian/upstream
- dracut-module
- network-hooks.d
- plugin-helpers
- files removed:
- initramfs-tools-hook-conf
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
#!/usr/bin/python
1
#!/usr/bin/python3 -bbI
2
2
# -*- mode: python; coding: utf-8 -*-
3
#
4
# Mandos Monitor - Control and monitor the Mandos server
5
#
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# Copyright © 2009-2019 Teddy Hogeborn
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# Copyright © 2009-2019 Björn Påhlsson
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#
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# This file is part of Mandos.
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#
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# Mandos is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
14
# (at your option) any later version.
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#
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# 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
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# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
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#
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# 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
import warnings
10
37
import datetime
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import locale
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import logging
11
40
12
41
import urwid.curses_display
13
42
import urwid
14
43
15
44
from dbus.mainloop.glib import DBusGMainLoop
16
import gobject
45
from gi.repository import GLib
17
46
18
47
import dbus
19
48
20
import UserList
21
22
import locale
23
24
locale.setlocale(locale.LC_ALL, u'')
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26
import logging
27
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
49
if sys.version_info.major == 2:
50
str = unicode
51
52
log = logging.getLogger(os.path.basename(sys.argv[0]))
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logging.basicConfig(level="NOTSET", # Show all messages
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format="%(message)s") # Show basic log messages
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56
logging.captureWarnings(True) # Show warnings via the logging system
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58
locale.setlocale(locale.LC_ALL, "")
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60
logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
28
61
29
62
# Some useful constants
30
domain = 'se.bsnet.fukt'
31
server_interface = domain + '.Mandos'
32
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)
63
domain = "se.recompile"
64
server_interface = domain + ".Mandos"
65
client_interface = domain + ".Mandos.Client"
66
version = "1.8.9"
67
68
try:
69
dbus.OBJECT_MANAGER_IFACE
70
except AttributeError:
71
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
72
42
73
43
74
def isoformat_to_datetime(iso):
44
75
"Parse an ISO 8601 date string to a datetime.datetime()"
45
76
if not iso:
46
77
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)
78
d, t = iso.split("T", 1)
79
year, month, day = d.split("-", 2)
80
hour, minute, second = t.split(":", 2)
50
81
second, fraction = divmod(float(second), 1)
51
82
return datetime.datetime(int(year),
52
83
int(month),
53
84
int(day),
54
85
int(hour),
55
86
int(minute),
56
int(second), # Whole seconds
57
int(fraction*1000000)) # Microseconds
87
int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
89
58
90
59
91
class MandosClientPropertyCache(object):
60
92
"""This wraps a Mandos Client D-Bus proxy object, caches the
61
93
properties and calls a hook function when any of them are
62
94
changed.
63
95
"""
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,
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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.
96
def __init__(self, proxy_object=None, properties=None, **kwargs):
97
self.proxy = proxy_object # Mandos Client proxy object
98
self.properties = dict() if properties is None else properties
99
self.property_changed_match = (
100
self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
102
dbus.PROPERTIES_IFACE,
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byte_arrays=True))
104
105
if properties is None:
106
self.properties.update(self.proxy.GetAll(
107
client_interface,
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dbus_interface=dbus.PROPERTIES_IFACE))
109
110
super(MandosClientPropertyCache, self).__init__(**kwargs)
111
112
def properties_changed(self, interface, properties, invalidated):
113
"""This is called whenever we get a PropertiesChanged signal
114
It updates the changed properties in the "properties" dict.
84
115
"""
85
116
# Update properties dict with new value
86
self.properties[property] = value
117
if interface == client_interface:
118
self.properties.update(properties)
119
120
def delete(self):
121
self.property_changed_match.remove()
87
122
88
123
89
124
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
90
125
"""A Mandos Client which is visible on the screen.
91
126
"""
92
127
93
128
def __init__(self, server_proxy_object=None, update_hook=None,
94
delete_hook=None, logger=None, *args, **kwargs):
129
delete_hook=None, **kwargs):
95
130
# Called on update
96
131
self.update_hook = update_hook
97
132
# Called on delete
98
133
self.delete_hook = delete_hook
99
134
# Mandos Server proxy object
100
135
self.server_proxy_object = server_proxy_object
101
# Logger
102
self.logger = logger
103
136
104
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self._update_timer_callback_tag = None
105
self.last_checker_failed = False
106
138
107
139
# The widget shown normally
108
self._text_widget = urwid.Text(u"")
140
self._text_widget = urwid.Text("")
109
141
# 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)
142
self._focus_text_widget = urwid.Text("")
143
super(MandosClientWidget, self).__init__(**kwargs)
114
144
self.update()
115
145
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
149
(1000,
150
self.update_timer))
151
146
147
self.match_objects = (
148
self.proxy.connect_to_signal("CheckerCompleted",
149
self.checker_completed,
150
client_interface,
151
byte_arrays=True),
152
self.proxy.connect_to_signal("CheckerStarted",
153
self.checker_started,
154
client_interface,
155
byte_arrays=True),
156
self.proxy.connect_to_signal("GotSecret",
157
self.got_secret,
158
client_interface,
159
byte_arrays=True),
160
self.proxy.connect_to_signal("NeedApproval",
161
self.need_approval,
162
client_interface,
163
byte_arrays=True),
164
self.proxy.connect_to_signal("Rejected",
165
self.rejected,
166
client_interface,
167
byte_arrays=True))
168
log.debug("Created client %s", self.properties["Name"])
169
170
def using_timer(self, flag):
171
"""Call this method with True or False when timer should be
172
activated or deactivated.
173
"""
174
if flag and self._update_timer_callback_tag is None:
175
# Will update the shown timer value every second
176
self._update_timer_callback_tag = (
177
GLib.timeout_add(1000,
178
glib_safely(self.update_timer)))
179
elif not (flag or self._update_timer_callback_tag is None):
180
GLib.source_remove(self._update_timer_callback_tag)
181
self._update_timer_callback_tag = None
182
152
183
def checker_completed(self, exitstatus, condition, command):
153
184
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))
185
log.debug('Checker for client %s (command "%s")'
186
" succeeded", self.properties["Name"], command)
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
log.info('Checker for client %s (command "%s") failed'
192
" with exit code %d", self.properties["Name"],
193
command, os.WEXITSTATUS(condition))
174
194
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')
195
log.info('Checker for client %s (command "%s") was'
196
" killed by signal %d", self.properties["Name"],
197
command, os.WTERMSIG(condition))
186
198
self.update()
187
199
188
200
def checker_started(self, command):
189
#self.logger(u'Client %s started checker "%s"'
190
# % (self.properties[u"Name"], unicode(command)))
191
pass
192
201
"""Server signals that a checker started."""
202
log.debug('Client %s started checker "%s"',
203
self.properties["Name"], command)
204
193
205
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
206
log.info("Client %s received its secret",
207
self.properties["Name"])
208
198
209
def need_approval(self, timeout, default):
199
210
if not default:
200
message = u'Client %s needs approval within %s seconds'
211
message = "Client %s needs approval within %f seconds"
201
212
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
213
message = "Client %s will get its secret in %f seconds"
214
log.info(message, self.properties["Name"], timeout/1000)
215
206
216
def rejected(self, reason):
207
self.logger(u'Client %s was rejected; reason: %s'
208
% (self.properties[u"Name"], reason))
209
217
log.info("Client %s was rejected; reason: %s",
218
self.properties["Name"], reason)
219
210
220
def selectable(self):
211
221
"""Make this a "selectable" widget.
212
222
This overrides the method from urwid.FlowWidget."""
213
223
return True
214
215
def rows(self, (maxcol,), focus=False):
224
225
def rows(self, maxcolrow, focus=False):
216
226
"""How many rows this widget will occupy might depend on
217
227
whether we have focus or not.
218
228
This overrides the method from urwid.FlowWidget"""
219
return self.current_widget(focus).rows((maxcol,), focus=focus)
220
229
return self.current_widget(focus).rows(maxcolrow, focus=focus)
230
221
231
def current_widget(self, focus=False):
222
232
if focus or self.opened:
223
233
return self._focus_widget
224
234
return self._widget
225
235
226
236
def update(self):
227
237
"Called when what is visible on the screen should be updated."
228
238
# 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
}
239
with_standout = {"normal": "standout",
240
"bold": "bold-standout",
241
"underline-blink":
242
"underline-blink-standout",
243
"bold-underline-blink":
244
"bold-underline-blink-standout",
245
}
236
246
237
247
# Rebuild focus and non-focus widgets using current properties
238
248
239
249
# 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 diabled: %s'
260
% unicode(timer).rsplit(".", 1)[0])
250
base = "{name}: ".format(name=self.properties["Name"])
251
if not self.properties["Enabled"]:
252
message = "DISABLED"
253
self.using_timer(False)
254
elif self.properties["ApprovalPending"]:
255
timeout = datetime.timedelta(
256
milliseconds=self.properties["ApprovalDelay"])
257
last_approval_request = isoformat_to_datetime(
258
self.properties["LastApprovalRequest"])
259
if last_approval_request is not None:
260
timer = max(timeout - (datetime.datetime.utcnow()
261
- last_approval_request),
262
datetime.timedelta())
263
else:
264
timer = datetime.timedelta()
265
if self.properties["ApprovedByDefault"]:
266
message = "Approval in {}. (d)eny?"
267
else:
268
message = "Denial in {}. (a)pprove?"
269
message = message.format(str(timer).rsplit(".", 1)[0])
270
self.using_timer(True)
271
elif self.properties["LastCheckerStatus"] != 0:
272
# When checker has failed, show timer until client expires
273
expires = self.properties["Expires"]
274
if expires == "":
275
timer = datetime.timedelta(0)
276
else:
277
expires = (datetime.datetime.strptime
278
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
279
timer = max(expires - datetime.datetime.utcnow(),
280
datetime.timedelta())
281
message = ("A checker has failed! Time until client"
282
" gets disabled: {}"
283
.format(str(timer).rsplit(".", 1)[0]))
284
self.using_timer(True)
261
285
else:
262
message = u"enabled"
263
self._text = "%s%s" % (base, message)
264
286
message = "enabled"
287
self.using_timer(False)
288
self._text = "{}{}".format(base, message)
289
265
290
if not urwid.supports_unicode():
266
291
self._text = self._text.encode("ascii", "replace")
267
textlist = [(u"normal", self._text)]
292
textlist = [("normal", self._text)]
268
293
self._text_widget.set_text(textlist)
269
294
self._focus_text_widget.set_text([(with_standout[text[0]],
270
295
text[1])
277
302
# Run update hook, if any
278
303
if self.update_hook is not None:
279
304
self.update_hook()
280
305
281
306
def update_timer(self):
282
"called by gobject"
307
"""called by GLib. Will indefinitely loop until
308
GLib.source_remove() on tag is called
309
"""
283
310
self.update()
284
311
return True # Keep calling this
285
286
def delete(self):
312
313
def delete(self, **kwargs):
287
314
if self._update_timer_callback_tag is not None:
288
gobject.source_remove(self._update_timer_callback_tag)
315
GLib.source_remove(self._update_timer_callback_tag)
289
316
self._update_timer_callback_tag = None
317
for match in self.match_objects:
318
match.remove()
319
self.match_objects = ()
290
320
if self.delete_hook is not None:
291
321
self.delete_hook(self)
292
293
def render(self, (maxcol,), focus=False):
322
return super(MandosClientWidget, self).delete(**kwargs)
323
324
def render(self, maxcolrow, focus=False):
294
325
"""Render differently if we have focus.
295
326
This overrides the method from urwid.FlowWidget"""
296
return self.current_widget(focus).render((maxcol,),
327
return self.current_widget(focus).render(maxcolrow,
297
328
focus=focus)
298
299
def keypress(self, (maxcol,), key):
329
330
def keypress(self, maxcolrow, key):
300
331
"""Handle keys.
301
332
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":
333
if key == "+":
334
self.proxy.Set(client_interface, "Enabled",
335
dbus.Boolean(True), ignore_reply=True,
336
dbus_interface=dbus.PROPERTIES_IFACE)
337
elif key == "-":
338
self.proxy.Set(client_interface, "Enabled", False,
339
ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
341
elif key == "a":
307
342
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
308
dbus_interface = client_interface)
309
elif key == u"d":
343
dbus_interface=client_interface,
344
ignore_reply=True)
345
elif key == "d":
310
346
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":
347
dbus_interface=client_interface,
348
ignore_reply=True)
349
elif key == "R" or key == "_" or key == "ctrl k":
313
350
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)
351
.object_path,
352
ignore_reply=True)
353
elif key == "s":
354
self.proxy.Set(client_interface, "CheckerRunning",
355
dbus.Boolean(True), ignore_reply=True,
356
dbus_interface=dbus.PROPERTIES_IFACE)
357
elif key == "S":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(False), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
361
elif key == "C":
362
self.proxy.CheckedOK(dbus_interface=client_interface,
363
ignore_reply=True)
321
364
# xxx
322
# elif key == u"p" or key == "=":
365
# elif key == "p" or key == "=":
323
366
# self.proxy.pause()
324
# elif key == u"u" or key == ":":
367
# elif key == "u" or key == ":":
325
368
# self.proxy.unpause()
326
# elif key == u"RET":
369
# elif key == "RET":
327
370
# self.open()
328
# elif key == u"+":
329
# self.proxy.Approve(True)
330
# elif key == u"-":
331
# self.proxy.Approve(False)
332
371
else:
333
372
return key
334
335
def property_changed(self, property=None, value=None,
336
*args, **kwargs):
337
"""Call self.update() if old value is not new value.
373
374
def properties_changed(self, interface, properties, invalidated):
375
"""Call self.update() if any properties changed.
338
376
This overrides the method from MandosClientPropertyCache"""
339
property_name = unicode(property)
340
old_value = self.properties.get(property_name)
341
super(MandosClientWidget, self).property_changed(
342
property=property, value=value, *args, **kwargs)
343
if self.properties.get(property_name) != old_value:
377
old_values = {key: self.properties.get(key)
378
for key in properties.keys()}
379
super(MandosClientWidget, self).properties_changed(
380
interface, properties, invalidated)
381
if any(old_values[key] != self.properties.get(key)
382
for key in old_values):
344
383
self.update()
345
384
346
385
386
def glib_safely(func, retval=True):
387
def safe_func(*args, **kwargs):
388
try:
389
return func(*args, **kwargs)
390
except Exception:
391
log.exception("")
392
return retval
393
return safe_func
394
395
347
396
class ConstrainedListBox(urwid.ListBox):
348
397
"""Like a normal urwid.ListBox, but will consume all "up" or
349
398
"down" key presses, thus not allowing any containing widgets to
350
399
use them as an excuse to shift focus away from this widget.
351
400
"""
352
def keypress(self, (maxcol, maxrow), key):
353
ret = super(ConstrainedListBox, self).keypress((maxcol,
354
maxrow), key)
355
if ret in (u"up", u"down"):
401
def keypress(self, *args, **kwargs):
402
ret = (super(ConstrainedListBox, self)
403
.keypress(*args, **kwargs))
404
if ret in ("up", "down"):
356
405
return
357
406
return ret
358
407
363
412
"""
364
413
def __init__(self, max_log_length=1000):
365
414
DBusGMainLoop(set_as_default=True)
366
415
367
416
self.screen = urwid.curses_display.Screen()
368
417
369
418
self.screen.register_palette((
370
(u"normal",
371
u"default", u"default", None),
372
(u"bold",
373
u"default", u"default", u"bold"),
374
(u"underline-blink",
375
u"default", u"default", u"underline"),
376
(u"standout",
377
u"default", u"default", u"standout"),
378
(u"bold-underline-blink",
379
u"default", u"default", (u"bold", u"underline")),
380
(u"bold-standout",
381
u"default", u"default", (u"bold", u"standout")),
382
(u"underline-blink-standout",
383
u"default", u"default", (u"underline", u"standout")),
384
(u"bold-underline-blink-standout",
385
u"default", u"default", (u"bold", u"underline",
386
u"standout")),
419
("normal",
420
"default", "default", None),
421
("bold",
422
"bold", "default", "bold"),
423
("underline-blink",
424
"underline,blink", "default", "underline,blink"),
425
("standout",
426
"standout", "default", "standout"),
427
("bold-underline-blink",
428
"bold,underline,blink", "default",
429
"bold,underline,blink"),
430
("bold-standout",
431
"bold,standout", "default", "bold,standout"),
432
("underline-blink-standout",
433
"underline,blink,standout", "default",
434
"underline,blink,standout"),
435
("bold-underline-blink-standout",
436
"bold,underline,blink,standout", "default",
437
"bold,underline,blink,standout"),
387
438
))
388
439
389
440
if urwid.supports_unicode():
390
self.divider = u"─" # \u2500
391
#self.divider = u"━" # \u2501
441
self.divider = "─" # \u2500
392
442
else:
393
#self.divider = u"-" # \u002d
394
self.divider = u"_" # \u005f
395
443
self.divider = "_" # \u005f
444
396
445
self.screen.start()
397
446
398
447
self.size = self.screen.get_cols_rows()
399
448
400
449
self.clients = urwid.SimpleListWalker([])
401
450
self.clients_dict = {}
402
451
403
452
# We will add Text widgets to this list
404
self.log = []
453
self.log = urwid.SimpleListWalker([])
405
454
self.max_log_length = max_log_length
406
455
407
456
# We keep a reference to the log widget so we can remove it
408
457
# from the ListWalker without it getting destroyed
409
458
self.logbox = ConstrainedListBox(self.log)
410
459
411
460
# This keeps track of whether self.uilist currently has
412
461
# self.logbox in it or not
413
462
self.log_visible = True
414
self.log_wrap = u"any"
415
463
self.log_wrap = "any"
464
465
self.loghandler = UILogHandler(self)
466
416
467
self.rebuild()
417
self.log_message_raw((u"bold",
418
u"Mandos Monitor version " + version))
419
self.log_message_raw((u"bold",
420
u"q: Quit ?: Help"))
421
422
self.busname = domain + '.Mandos'
423
self.main_loop = gobject.MainLoop()
424
self.bus = dbus.SystemBus()
425
mandos_dbus_objc = self.bus.get_object(
426
self.busname, u"/", follow_name_owner_changes=True)
427
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
428
dbus_interface
429
= server_interface)
430
try:
431
mandos_clients = (self.mandos_serv
432
.GetAllClientsWithProperties())
433
except dbus.exceptions.DBusException:
434
mandos_clients = dbus.Dictionary()
435
436
(self.mandos_serv
437
.connect_to_signal(u"ClientRemoved",
438
self.find_and_remove_client,
439
dbus_interface=server_interface,
440
byte_arrays=True))
441
(self.mandos_serv
442
.connect_to_signal(u"ClientAdded",
443
self.add_new_client,
444
dbus_interface=server_interface,
445
byte_arrays=True))
446
(self.mandos_serv
447
.connect_to_signal(u"ClientNotFound",
448
self.client_not_found,
449
dbus_interface=server_interface,
450
byte_arrays=True))
451
for path, client in mandos_clients.iteritems():
452
client_proxy_object = self.bus.get_object(self.busname,
453
path)
454
self.add_client(MandosClientWidget(server_proxy_object
455
=self.mandos_serv,
456
proxy_object
457
=client_proxy_object,
458
properties=client,
459
update_hook
460
=self.refresh,
461
delete_hook
462
=self.remove_client,
463
logger
464
=self.log_message),
465
path=path)
466
467
def client_not_found(self, fingerprint, address):
468
self.log_message((u"Client with address %s and fingerprint %s"
469
u" could not be found" % (address,
470
fingerprint)))
471
468
self.add_log_line(("bold",
469
"Mandos Monitor version " + version))
470
self.add_log_line(("bold", "q: Quit ?: Help"))
471
472
self.busname = domain + ".Mandos"
473
self.main_loop = GLib.MainLoop()
474
475
def client_not_found(self, key_id, address):
476
log.info("Client with address %s and key ID %s could"
477
" not be found", address, key_id)
478
472
479
def rebuild(self):
473
480
"""This rebuilds the User Interface.
474
481
Call this when the widget layout needs to change"""
475
482
self.uilist = []
476
#self.uilist.append(urwid.ListBox(self.clients))
483
# self.uilist.append(urwid.ListBox(self.clients))
477
484
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
478
485
clients),
479
#header=urwid.Divider(),
486
# header=urwid.Divider(),
480
487
header=None,
481
footer=
482
urwid.Divider(div_char=
483
self.divider)))
488
footer=urwid.Divider(
489
div_char=self.divider)))
484
490
if self.log_visible:
485
491
self.uilist.append(self.logbox)
486
pass
487
492
self.topwidget = urwid.Pile(self.uilist)
488
489
def log_message(self, message):
490
timestamp = datetime.datetime.now().isoformat()
491
self.log_message_raw(timestamp + u": " + message)
492
493
def log_message_raw(self, markup):
494
"""Add a log message to the log buffer."""
493
494
def add_log_line(self, markup):
495
495
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
496
if (self.max_log_length
497
and len(self.log) > self.max_log_length):
498
del self.log[0:len(self.log)-self.max_log_length-1]
499
self.logbox.set_focus(len(self.logbox.body.contents),
500
coming_from=u"above")
496
if self.max_log_length:
497
if len(self.log) > self.max_log_length:
498
del self.log[0:(len(self.log) - self.max_log_length)]
499
self.logbox.set_focus(len(self.logbox.body.contents)-1,
500
coming_from="above")
501
501
self.refresh()
502
502
503
503
def toggle_log_display(self):
504
504
"""Toggle visibility of the log buffer."""
505
505
self.log_visible = not self.log_visible
506
506
self.rebuild()
507
self.log_message(u"Log visibility changed to: "
508
+ unicode(self.log_visible))
509
507
log.debug("Log visibility changed to: %s", self.log_visible)
508
510
509
def change_log_display(self):
511
510
"""Change type of log display.
512
511
Currently, this toggles wrapping of text lines."""
513
if self.log_wrap == u"clip":
514
self.log_wrap = u"any"
512
if self.log_wrap == "clip":
513
self.log_wrap = "any"
515
514
else:
516
self.log_wrap = u"clip"
515
self.log_wrap = "clip"
517
516
for textwidget in self.log:
518
517
textwidget.set_wrap_mode(self.log_wrap)
519
self.log_message(u"Wrap mode: " + self.log_wrap)
520
521
def find_and_remove_client(self, path, name):
522
"""Find an client from its object path and remove it.
523
524
This is connected to the ClientRemoved signal from the
518
log.debug("Wrap mode: %s", self.log_wrap)
519
520
def find_and_remove_client(self, path, interfaces):
521
"""Find a client by its object path and remove it.
522
523
This is connected to the InterfacesRemoved signal from the
525
524
Mandos server object."""
525
if client_interface not in interfaces:
526
# Not a Mandos client object; ignore
527
return
526
528
try:
527
529
client = self.clients_dict[path]
528
530
except KeyError:
529
531
# not found?
530
return
531
self.remove_client(client, path)
532
533
def add_new_client(self, path):
532
log.warning("Unknown client %s removed", path)
533
return
534
client.delete()
535
536
def add_new_client(self, path, ifs_and_props):
537
"""Find a client by its object path and remove it.
538
539
This is connected to the InterfacesAdded signal from the
540
Mandos server object.
541
"""
542
if client_interface not in ifs_and_props:
543
# Not a Mandos client object; ignore
544
return
534
545
client_proxy_object = self.bus.get_object(self.busname, path)
535
self.add_client(MandosClientWidget(server_proxy_object
536
=self.mandos_serv,
537
proxy_object
538
=client_proxy_object,
539
update_hook
540
=self.refresh,
541
delete_hook
542
=self.remove_client,
543
logger
544
=self.log_message),
546
self.add_client(MandosClientWidget(
547
server_proxy_object=self.mandos_serv,
548
proxy_object=client_proxy_object,
549
update_hook=self.refresh,
550
delete_hook=self.remove_client,
551
properties=dict(ifs_and_props[client_interface])),
545
552
path=path)
546
553
547
554
def add_client(self, client, path=None):
548
555
self.clients.append(client)
549
556
if path is None:
550
557
path = client.proxy.object_path
551
558
self.clients_dict[path] = client
552
self.clients.sort(None, lambda c: c.properties[u"Name"])
559
self.clients.sort(key=lambda c: c.properties["Name"])
553
560
self.refresh()
554
561
555
562
def remove_client(self, client, path=None):
556
563
self.clients.remove(client)
557
564
if path is None:
558
565
path = client.proxy.object_path
559
566
del self.clients_dict[path]
560
if not self.clients_dict:
561
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
562
# is completely emptied, we need to recreate it.
563
self.clients = urwid.SimpleListWalker([])
564
self.rebuild()
565
567
self.refresh()
566
568
567
569
def refresh(self):
568
570
"""Redraw the screen"""
569
571
canvas = self.topwidget.render(self.size, focus=True)
570
572
self.screen.draw_screen(self.size, canvas)
571
573
572
574
def run(self):
573
575
"""Start the main loop and exit when it's done."""
576
log.addHandler(self.loghandler)
577
self.orig_log_propagate = log.propagate
578
log.propagate = False
579
self.orig_log_level = log.level
580
log.setLevel("INFO")
581
self.bus = dbus.SystemBus()
582
mandos_dbus_objc = self.bus.get_object(
583
self.busname, "/", follow_name_owner_changes=True)
584
self.mandos_serv = dbus.Interface(
585
mandos_dbus_objc, dbus_interface=server_interface)
586
try:
587
mandos_clients = (self.mandos_serv
588
.GetAllClientsWithProperties())
589
if not mandos_clients:
590
log.warning("Note: Server has no clients.")
591
except dbus.exceptions.DBusException:
592
log.warning("Note: No Mandos server running.")
593
mandos_clients = dbus.Dictionary()
594
595
(self.mandos_serv
596
.connect_to_signal("InterfacesRemoved",
597
self.find_and_remove_client,
598
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
599
byte_arrays=True))
600
(self.mandos_serv
601
.connect_to_signal("InterfacesAdded",
602
self.add_new_client,
603
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
604
byte_arrays=True))
605
(self.mandos_serv
606
.connect_to_signal("ClientNotFound",
607
self.client_not_found,
608
dbus_interface=server_interface,
609
byte_arrays=True))
610
for path, client in mandos_clients.items():
611
client_proxy_object = self.bus.get_object(self.busname,
612
path)
613
self.add_client(MandosClientWidget(
614
server_proxy_object=self.mandos_serv,
615
proxy_object=client_proxy_object,
616
properties=client,
617
update_hook=self.refresh,
618
delete_hook=self.remove_client),
619
path=path)
620
574
621
self.refresh()
575
self._input_callback_tag = (gobject.io_add_watch
576
(sys.stdin.fileno(),
577
gobject.IO_IN,
578
self.process_input))
622
self._input_callback_tag = (
623
GLib.io_add_watch(
624
GLib.IOChannel.unix_new(sys.stdin.fileno()),
625
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
626
glib_safely(self.process_input)))
579
627
self.main_loop.run()
580
628
# Main loop has finished, we should close everything now
581
gobject.source_remove(self._input_callback_tag)
582
self.screen.stop()
583
629
GLib.source_remove(self._input_callback_tag)
630
with warnings.catch_warnings():
631
warnings.simplefilter("ignore", BytesWarning)
632
self.screen.stop()
633
584
634
def stop(self):
585
635
self.main_loop.quit()
586
636
log.removeHandler(self.loghandler)
637
log.propagate = self.orig_log_propagate
638
587
639
def process_input(self, source, condition):
588
640
keys = self.screen.get_input()
589
translations = { u"ctrl n": u"down", # Emacs
590
u"ctrl p": u"up", # Emacs
591
u"ctrl v": u"page down", # Emacs
592
u"meta v": u"page up", # Emacs
593
u" ": u"page down", # less
594
u"f": u"page down", # less
595
u"b": u"page up", # less
596
u"j": u"down", # vi
597
u"k": u"up", # vi
598
}
641
translations = {"ctrl n": "down", # Emacs
642
"ctrl p": "up", # Emacs
643
"ctrl v": "page down", # Emacs
644
"meta v": "page up", # Emacs
645
" ": "page down", # less
646
"f": "page down", # less
647
"b": "page up", # less
648
"j": "down", # vi
649
"k": "up", # vi
650
}
599
651
for key in keys:
600
652
try:
601
653
key = translations[key]
602
654
except KeyError: # :-)
603
655
pass
604
605
if key == u"q" or key == u"Q":
656
657
if key == "q" or key == "Q":
606
658
self.stop()
607
659
break
608
elif key == u"window resize":
660
elif key == "window resize":
609
661
self.size = self.screen.get_cols_rows()
610
662
self.refresh()
611
elif key == u"\f": # Ctrl-L
663
elif key == "ctrl l":
664
self.screen.clear()
612
665
self.refresh()
613
elif key == u"l" or key == u"D":
666
elif key == "l" or key == "D":
614
667
self.toggle_log_display()
615
668
self.refresh()
616
elif key == u"w" or key == u"i":
669
elif key == "w" or key == "i":
617
670
self.change_log_display()
618
671
self.refresh()
619
elif key == u"?" or key == u"f1" or key == u"esc":
672
elif key == "?" or key == "f1" or key == "esc":
620
673
if not self.log_visible:
621
674
self.log_visible = True
622
675
self.rebuild()
623
self.log_message_raw((u"bold",
624
u" ".
625
join((u"q: Quit",
626
u"?: Help",
627
u"l: Log window toggle",
628
u"TAB: Switch window",
629
u"w: Wrap (log)"))))
630
self.log_message_raw((u"bold",
631
u" "
632
.join((u"Clients:",
633
u"+: Enable",
634
u"-: Disable",
635
u"r: Remove",
636
u"s: Start new checker",
637
u"S: Stop checker",
638
u"C: Checker OK",
639
u"a: Approve",
640
u"d: Deny"))))
676
self.add_log_line(("bold",
677
" ".join(("q: Quit",
678
"?: Help",
679
"l: Log window toggle",
680
"TAB: Switch window",
681
"w: Wrap (log lines)",
682
"v: Toggle verbose log",
683
))))
684
self.add_log_line(("bold",
685
" ".join(("Clients:",
686
"+: Enable",
687
"-: Disable",
688
"R: Remove",
689
"s: Start new checker",
690
"S: Stop checker",
691
"C: Checker OK",
692
"a: Approve",
693
"d: Deny",
694
))))
641
695
self.refresh()
642
elif key == u"tab":
696
elif key == "tab":
643
697
if self.topwidget.get_focus() is self.logbox:
644
698
self.topwidget.set_focus(0)
645
699
else:
646
700
self.topwidget.set_focus(self.logbox)
647
701
self.refresh()
648
#elif (key == u"end" or key == u"meta >" or key == u"G"
649
# or key == u">"):
650
# pass # xxx end-of-buffer
651
#elif (key == u"home" or key == u"meta <" or key == u"g"
652
# or key == u"<"):
653
# pass # xxx beginning-of-buffer
654
#elif key == u"ctrl e" or key == u"$":
655
# pass # xxx move-end-of-line
656
#elif key == u"ctrl a" or key == u"^":
657
# pass # xxx move-beginning-of-line
658
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
659
# pass # xxx left
660
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
661
# pass # xxx right
662
#elif key == u"a":
663
# pass # scroll up log
664
#elif key == u"z":
665
# pass # scroll down log
702
elif key == "v":
703
if log.level < logging.INFO:
704
log.setLevel(logging.INFO)
705
log.info("Verbose mode: Off")
706
else:
707
log.setLevel(logging.NOTSET)
708
log.info("Verbose mode: On")
709
# elif (key == "end" or key == "meta >" or key == "G"
710
# or key == ">"):
711
# pass # xxx end-of-buffer
712
# elif (key == "home" or key == "meta <" or key == "g"
713
# or key == "<"):
714
# pass # xxx beginning-of-buffer
715
# elif key == "ctrl e" or key == "$":
716
# pass # xxx move-end-of-line
717
# elif key == "ctrl a" or key == "^":
718
# pass # xxx move-beginning-of-line
719
# elif key == "ctrl b" or key == "meta (" or key == "h":
720
# pass # xxx left
721
# elif key == "ctrl f" or key == "meta )" or key == "l":
722
# pass # xxx right
723
# elif key == "a":
724
# pass # scroll up log
725
# elif key == "z":
726
# pass # scroll down log
666
727
elif self.topwidget.selectable():
667
728
self.topwidget.keypress(self.size, key)
668
729
self.refresh()
669
730
return True
670
731
732
733
class UILogHandler(logging.Handler):
734
def __init__(self, ui, *args, **kwargs):
735
self.ui = ui
736
super(UILogHandler, self).__init__(*args, **kwargs)
737
self.setFormatter(
738
logging.Formatter("%(asctime)s: %(message)s"))
739
def emit(self, record):
740
msg = self.format(record)
741
if record.levelno > logging.INFO:
742
msg = ("bold", msg)
743
self.ui.add_log_line(msg)
744
745
671
746
ui = UserInterface()
672
747
try:
673
748
ui.run()
674
749
except KeyboardInterrupt:
675
ui.screen.stop()
676
except Exception, e:
677
ui.log_message(unicode(e))
678
ui.screen.stop()
750
with warnings.catch_warnings():
751
warnings.filterwarnings("ignore", "", BytesWarning)
752
ui.screen.stop()
753
except Exception:
754
with warnings.catch_warnings():
755
warnings.filterwarnings("ignore", "", BytesWarning)
756
ui.screen.stop()
679
757
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0