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- Committer: Teddy Hogeborn
- Date: 2022-04-25 20:09:43 UTC
- mfrom: (237.4.138 release)
- Revision ID: teddy@recompile.se-20220425200943-e154ee7jf6df1uso
Merge from release branch
- 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
8
#
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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
13
# 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
#
26
from __future__ import (division, absolute_import, print_function,
27
unicode_literals)
3
28
4
from __future__ import division, absolute_import, with_statement
29
try:
30
from future_builtins import *
31
except ImportError:
32
pass
5
33
6
34
import sys
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import logging
7
36
import os
8
import signal
9
37
import warnings
10
38
import datetime
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import locale
11
40
12
41
import urwid.curses_display
13
42
import urwid
14
43
15
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from dbus.mainloop.glib import DBusGMainLoop
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import gobject
45
from gi.repository import GLib
17
46
18
47
import dbus
19
48
20
import UserList
21
22
import locale
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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
__metaclass__ = type
51
str = unicode
52
input = raw_input
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54
# Show warnings by default
55
if not sys.warnoptions:
56
warnings.simplefilter("default")
57
58
log = logging.getLogger(os.path.basename(sys.argv[0]))
59
logging.basicConfig(level="NOTSET", # Show all messages
60
format="%(message)s") # Show basic log messages
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62
logging.captureWarnings(True) # Show warnings via the logging system
63
64
locale.setlocale(locale.LC_ALL, "")
65
66
logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
28
67
29
68
# 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)
69
domain = "se.recompile"
70
server_interface = domain + ".Mandos"
71
client_interface = domain + ".Mandos.Client"
72
version = "1.8.15"
73
74
try:
75
dbus.OBJECT_MANAGER_IFACE
76
except AttributeError:
77
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
78
42
79
43
80
def isoformat_to_datetime(iso):
44
81
"Parse an ISO 8601 date string to a datetime.datetime()"
45
82
if not iso:
46
83
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)
84
d, t = iso.split("T", 1)
85
year, month, day = d.split("-", 2)
86
hour, minute, second = t.split(":", 2)
50
87
second, fraction = divmod(float(second), 1)
51
88
return datetime.datetime(int(year),
52
89
int(month),
53
90
int(day),
54
91
int(hour),
55
92
int(minute),
56
int(second), # Whole seconds
57
int(fraction*1000000)) # Microseconds
58
59
class MandosClientPropertyCache(object):
93
int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
95
96
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class MandosClientPropertyCache:
60
98
"""This wraps a Mandos Client D-Bus proxy object, caches the
61
99
properties and calls a hook function when any of them are
62
100
changed.
63
101
"""
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,
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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.
102
def __init__(self, proxy_object=None, properties=None, **kwargs):
103
self.proxy = proxy_object # Mandos Client proxy object
104
self.properties = dict() if properties is None else properties
105
self.property_changed_match = (
106
self.proxy.connect_to_signal("PropertiesChanged",
107
self.properties_changed,
108
dbus.PROPERTIES_IFACE,
109
byte_arrays=True))
110
111
if properties is None:
112
self.properties.update(self.proxy.GetAll(
113
client_interface,
114
dbus_interface=dbus.PROPERTIES_IFACE))
115
116
super(MandosClientPropertyCache, self).__init__(**kwargs)
117
118
def properties_changed(self, interface, properties, invalidated):
119
"""This is called whenever we get a PropertiesChanged signal
120
It updates the changed properties in the "properties" dict.
84
121
"""
85
122
# Update properties dict with new value
86
self.properties[property] = value
123
if interface == client_interface:
124
self.properties.update(properties)
125
126
def delete(self):
127
self.property_changed_match.remove()
87
128
88
129
89
130
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
90
131
"""A Mandos Client which is visible on the screen.
91
132
"""
92
133
93
134
def __init__(self, server_proxy_object=None, update_hook=None,
94
delete_hook=None, logger=None, *args, **kwargs):
135
delete_hook=None, **kwargs):
95
136
# Called on update
96
137
self.update_hook = update_hook
97
138
# Called on delete
98
139
self.delete_hook = delete_hook
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140
# Mandos Server proxy object
100
141
self.server_proxy_object = server_proxy_object
101
# Logger
102
self.logger = logger
103
142
104
143
self._update_timer_callback_tag = None
105
self.last_checker_failed = False
106
144
107
145
# The widget shown normally
108
self._text_widget = urwid.Text(u"")
146
self._text_widget = urwid.Text("")
109
147
# 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)
148
self._focus_text_widget = urwid.Text("")
149
super(MandosClientWidget, self).__init__(**kwargs)
114
150
self.update()
115
151
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",
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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
152
153
self.match_objects = (
154
self.proxy.connect_to_signal("CheckerCompleted",
155
self.checker_completed,
156
client_interface,
157
byte_arrays=True),
158
self.proxy.connect_to_signal("CheckerStarted",
159
self.checker_started,
160
client_interface,
161
byte_arrays=True),
162
self.proxy.connect_to_signal("GotSecret",
163
self.got_secret,
164
client_interface,
165
byte_arrays=True),
166
self.proxy.connect_to_signal("NeedApproval",
167
self.need_approval,
168
client_interface,
169
byte_arrays=True),
170
self.proxy.connect_to_signal("Rejected",
171
self.rejected,
172
client_interface,
173
byte_arrays=True))
174
log.debug("Created client %s", self.properties["Name"])
175
176
def using_timer(self, flag):
177
"""Call this method with True or False when timer should be
178
activated or deactivated.
179
"""
180
if flag and self._update_timer_callback_tag is None:
181
# Will update the shown timer value every second
182
self._update_timer_callback_tag = (
183
GLib.timeout_add(1000,
184
glib_safely(self.update_timer)))
185
elif not (flag or self._update_timer_callback_tag is None):
186
GLib.source_remove(self._update_timer_callback_tag)
187
self._update_timer_callback_tag = None
188
152
189
def checker_completed(self, exitstatus, condition, command):
153
190
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))
191
log.debug('Checker for client %s (command "%s")'
192
" succeeded", self.properties["Name"], command)
161
193
self.update()
162
194
return
163
195
# 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
196
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)))
197
log.info('Checker for client %s (command "%s") failed'
198
" with exit code %d", self.properties["Name"],
199
command, os.WEXITSTATUS(condition))
174
200
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')
201
log.info('Checker for client %s (command "%s") was'
202
" killed by signal %d", self.properties["Name"],
203
command, os.WTERMSIG(condition))
186
204
self.update()
187
205
188
206
def checker_started(self, command):
189
#self.logger(u'Client %s started checker "%s"'
190
# % (self.properties[u"Name"], unicode(command)))
191
pass
192
207
"""Server signals that a checker started."""
208
log.debug('Client %s started checker "%s"',
209
self.properties["Name"], command)
210
193
211
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
212
log.info("Client %s received its secret",
213
self.properties["Name"])
214
198
215
def need_approval(self, timeout, default):
199
216
if not default:
200
message = u'Client %s needs approval within %s seconds'
217
message = "Client %s needs approval within %f seconds"
201
218
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
219
message = "Client %s will get its secret in %f seconds"
220
log.info(message, self.properties["Name"], timeout/1000)
221
206
222
def rejected(self, reason):
207
self.logger(u'Client %s was rejected; reason: %s'
208
% (self.properties[u"Name"], reason))
209
223
log.info("Client %s was rejected; reason: %s",
224
self.properties["Name"], reason)
225
210
226
def selectable(self):
211
227
"""Make this a "selectable" widget.
212
228
This overrides the method from urwid.FlowWidget."""
213
229
return True
214
215
def rows(self, (maxcol,), focus=False):
230
231
def rows(self, maxcolrow, focus=False):
216
232
"""How many rows this widget will occupy might depend on
217
233
whether we have focus or not.
218
234
This overrides the method from urwid.FlowWidget"""
219
return self.current_widget(focus).rows((maxcol,), focus=focus)
220
235
return self.current_widget(focus).rows(maxcolrow, focus=focus)
236
221
237
def current_widget(self, focus=False):
222
238
if focus or self.opened:
223
239
return self._focus_widget
224
240
return self._widget
225
241
226
242
def update(self):
227
243
"Called when what is visible on the screen should be updated."
228
244
# 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
}
245
with_standout = {"normal": "standout",
246
"bold": "bold-standout",
247
"underline-blink":
248
"underline-blink-standout",
249
"bold-underline-blink":
250
"bold-underline-blink-standout",
251
}
236
252
237
253
# Rebuild focus and non-focus widgets using current properties
238
254
239
255
# 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])
256
base = "{name}: ".format(name=self.properties["Name"])
257
if not self.properties["Enabled"]:
258
message = "DISABLED"
259
self.using_timer(False)
260
elif self.properties["ApprovalPending"]:
261
timeout = datetime.timedelta(
262
milliseconds=self.properties["ApprovalDelay"])
263
last_approval_request = isoformat_to_datetime(
264
self.properties["LastApprovalRequest"])
265
if last_approval_request is not None:
266
timer = max(timeout - (datetime.datetime.utcnow()
267
- last_approval_request),
268
datetime.timedelta())
269
else:
270
timer = datetime.timedelta()
271
if self.properties["ApprovedByDefault"]:
272
message = "Approval in {}. (d)eny?"
273
else:
274
message = "Denial in {}. (a)pprove?"
275
message = message.format(str(timer).rsplit(".", 1)[0])
276
self.using_timer(True)
277
elif self.properties["LastCheckerStatus"] != 0:
278
# When checker has failed, show timer until client expires
279
expires = self.properties["Expires"]
280
if expires == "":
281
timer = datetime.timedelta(0)
282
else:
283
expires = (datetime.datetime.strptime
284
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
285
timer = max(expires - datetime.datetime.utcnow(),
286
datetime.timedelta())
287
message = ("A checker has failed! Time until client"
288
" gets disabled: {}"
289
.format(str(timer).rsplit(".", 1)[0]))
290
self.using_timer(True)
261
291
else:
262
message = u"enabled"
263
self._text = "%s%s" % (base, message)
264
292
message = "enabled"
293
self.using_timer(False)
294
self._text = "{}{}".format(base, message)
295
265
296
if not urwid.supports_unicode():
266
297
self._text = self._text.encode("ascii", "replace")
267
textlist = [(u"normal", self._text)]
298
textlist = [("normal", self._text)]
268
299
self._text_widget.set_text(textlist)
269
300
self._focus_text_widget.set_text([(with_standout[text[0]],
270
301
text[1])
277
308
# Run update hook, if any
278
309
if self.update_hook is not None:
279
310
self.update_hook()
280
311
281
312
def update_timer(self):
282
"called by gobject"
313
"""called by GLib. Will indefinitely loop until
314
GLib.source_remove() on tag is called
315
"""
283
316
self.update()
284
317
return True # Keep calling this
285
286
def delete(self):
318
319
def delete(self, **kwargs):
287
320
if self._update_timer_callback_tag is not None:
288
gobject.source_remove(self._update_timer_callback_tag)
321
GLib.source_remove(self._update_timer_callback_tag)
289
322
self._update_timer_callback_tag = None
323
for match in self.match_objects:
324
match.remove()
325
self.match_objects = ()
290
326
if self.delete_hook is not None:
291
327
self.delete_hook(self)
292
293
def render(self, (maxcol,), focus=False):
328
return super(MandosClientWidget, self).delete(**kwargs)
329
330
def render(self, maxcolrow, focus=False):
294
331
"""Render differently if we have focus.
295
332
This overrides the method from urwid.FlowWidget"""
296
return self.current_widget(focus).render((maxcol,),
333
return self.current_widget(focus).render(maxcolrow,
297
334
focus=focus)
298
299
def keypress(self, (maxcol,), key):
335
336
def keypress(self, maxcolrow, key):
300
337
"""Handle keys.
301
338
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":
339
if key == "+":
340
self.proxy.Set(client_interface, "Enabled",
341
dbus.Boolean(True), ignore_reply=True,
342
dbus_interface=dbus.PROPERTIES_IFACE)
343
elif key == "-":
344
self.proxy.Set(client_interface, "Enabled", False,
345
ignore_reply=True,
346
dbus_interface=dbus.PROPERTIES_IFACE)
347
elif key == "a":
307
348
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
308
dbus_interface = client_interface)
309
elif key == u"d":
349
dbus_interface=client_interface,
350
ignore_reply=True)
351
elif key == "d":
310
352
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":
353
dbus_interface=client_interface,
354
ignore_reply=True)
355
elif key == "R" or key == "_" or key == "ctrl k":
313
356
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)
357
.object_path,
358
ignore_reply=True)
359
elif key == "s":
360
self.proxy.Set(client_interface, "CheckerRunning",
361
dbus.Boolean(True), ignore_reply=True,
362
dbus_interface=dbus.PROPERTIES_IFACE)
363
elif key == "S":
364
self.proxy.Set(client_interface, "CheckerRunning",
365
dbus.Boolean(False), ignore_reply=True,
366
dbus_interface=dbus.PROPERTIES_IFACE)
367
elif key == "C":
368
self.proxy.CheckedOK(dbus_interface=client_interface,
369
ignore_reply=True)
321
370
# xxx
322
# elif key == u"p" or key == "=":
371
# elif key == "p" or key == "=":
323
372
# self.proxy.pause()
324
# elif key == u"u" or key == ":":
373
# elif key == "u" or key == ":":
325
374
# self.proxy.unpause()
326
# elif key == u"RET":
375
# elif key == "RET":
327
376
# self.open()
328
377
else:
329
378
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.
379
380
def properties_changed(self, interface, properties, invalidated):
381
"""Call self.update() if any properties changed.
334
382
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:
383
old_values = {key: self.properties.get(key)
384
for key in properties.keys()}
385
super(MandosClientWidget, self).properties_changed(
386
interface, properties, invalidated)
387
if any(old_values[key] != self.properties.get(key)
388
for key in old_values):
340
389
self.update()
341
390
342
391
392
def glib_safely(func, retval=True):
393
def safe_func(*args, **kwargs):
394
try:
395
return func(*args, **kwargs)
396
except Exception:
397
log.exception("")
398
return retval
399
return safe_func
400
401
343
402
class ConstrainedListBox(urwid.ListBox):
344
403
"""Like a normal urwid.ListBox, but will consume all "up" or
345
404
"down" key presses, thus not allowing any containing widgets to
346
405
use them as an excuse to shift focus away from this widget.
347
406
"""
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"):
407
def keypress(self, *args, **kwargs):
408
ret = (super(ConstrainedListBox, self)
409
.keypress(*args, **kwargs))
410
if ret in ("up", "down"):
352
411
return
353
412
return ret
354
413
355
414
356
class UserInterface(object):
415
class UserInterface:
357
416
"""This is the entire user interface - the whole screen
358
417
with boxes, lists of client widgets, etc.
359
418
"""
360
419
def __init__(self, max_log_length=1000):
361
420
DBusGMainLoop(set_as_default=True)
362
421
363
422
self.screen = urwid.curses_display.Screen()
364
423
365
424
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")),
425
("normal",
426
"default", "default", None),
427
("bold",
428
"bold", "default", "bold"),
429
("underline-blink",
430
"underline,blink", "default", "underline,blink"),
431
("standout",
432
"standout", "default", "standout"),
433
("bold-underline-blink",
434
"bold,underline,blink", "default",
435
"bold,underline,blink"),
436
("bold-standout",
437
"bold,standout", "default", "bold,standout"),
438
("underline-blink-standout",
439
"underline,blink,standout", "default",
440
"underline,blink,standout"),
441
("bold-underline-blink-standout",
442
"bold,underline,blink,standout", "default",
443
"bold,underline,blink,standout"),
383
444
))
384
445
385
446
if urwid.supports_unicode():
386
self.divider = u"─" # \u2500
387
#self.divider = u"━" # \u2501
447
self.divider = "─" # \u2500
388
448
else:
389
#self.divider = u"-" # \u002d
390
self.divider = u"_" # \u005f
391
449
self.divider = "_" # \u005f
450
392
451
self.screen.start()
393
452
394
453
self.size = self.screen.get_cols_rows()
395
454
396
455
self.clients = urwid.SimpleListWalker([])
397
456
self.clients_dict = {}
398
457
399
458
# We will add Text widgets to this list
400
self.log = []
459
self.log = urwid.SimpleListWalker([])
401
460
self.max_log_length = max_log_length
402
461
403
462
# We keep a reference to the log widget so we can remove it
404
463
# from the ListWalker without it getting destroyed
405
464
self.logbox = ConstrainedListBox(self.log)
406
465
407
466
# This keeps track of whether self.uilist currently has
408
467
# self.logbox in it or not
409
468
self.log_visible = True
410
self.log_wrap = u"any"
411
469
self.log_wrap = "any"
470
471
self.loghandler = UILogHandler(self)
472
412
473
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
418
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
463
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
474
self.add_log_line(("bold",
475
"Mandos Monitor version " + version))
476
self.add_log_line(("bold", "q: Quit ?: Help"))
477
478
self.busname = domain + ".Mandos"
479
self.main_loop = GLib.MainLoop()
480
481
def client_not_found(self, key_id, address):
482
log.info("Client with address %s and key ID %s could"
483
" not be found", address, key_id)
484
468
485
def rebuild(self):
469
486
"""This rebuilds the User Interface.
470
487
Call this when the widget layout needs to change"""
471
488
self.uilist = []
472
#self.uilist.append(urwid.ListBox(self.clients))
489
# self.uilist.append(urwid.ListBox(self.clients))
473
490
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
474
491
clients),
475
#header=urwid.Divider(),
492
# header=urwid.Divider(),
476
493
header=None,
477
footer=
478
urwid.Divider(div_char=
479
self.divider)))
494
footer=urwid.Divider(
495
div_char=self.divider)))
480
496
if self.log_visible:
481
497
self.uilist.append(self.logbox)
482
pass
483
498
self.topwidget = urwid.Pile(self.uilist)
484
485
def log_message(self, message):
486
timestamp = datetime.datetime.now().isoformat()
487
self.log_message_raw(timestamp + u": " + message)
488
489
def log_message_raw(self, markup):
490
"""Add a log message to the log buffer."""
499
500
def add_log_line(self, markup):
491
501
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]
495
self.logbox.set_focus(len(self.logbox.body.contents),
496
coming_from=u"above")
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)]
505
self.logbox.set_focus(len(self.logbox.body.contents)-1,
506
coming_from="above")
497
507
self.refresh()
498
508
499
509
def toggle_log_display(self):
500
510
"""Toggle visibility of the log buffer."""
501
511
self.log_visible = not self.log_visible
502
512
self.rebuild()
503
#self.log_message(u"Log visibility changed to: "
504
# + unicode(self.log_visible))
505
513
log.debug("Log visibility changed to: %s", self.log_visible)
514
506
515
def change_log_display(self):
507
516
"""Change type of log display.
508
517
Currently, this toggles wrapping of text lines."""
509
if self.log_wrap == u"clip":
510
self.log_wrap = u"any"
518
if self.log_wrap == "clip":
519
self.log_wrap = "any"
511
520
else:
512
self.log_wrap = u"clip"
521
self.log_wrap = "clip"
513
522
for textwidget in self.log:
514
523
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
524
log.debug("Wrap mode: %s", self.log_wrap)
525
526
def find_and_remove_client(self, path, interfaces):
527
"""Find a client by its object path and remove it.
528
529
This is connected to the InterfacesRemoved signal from the
521
530
Mandos server object."""
531
if client_interface not in interfaces:
532
# Not a Mandos client object; ignore
533
return
522
534
try:
523
535
client = self.clients_dict[path]
524
536
except KeyError:
525
537
# not found?
526
return
527
self.remove_client(client, path)
528
529
def add_new_client(self, path):
538
log.warning("Unknown client %s removed", path)
539
return
540
client.delete()
541
542
def add_new_client(self, path, ifs_and_props):
543
"""Find a client by its object path and remove it.
544
545
This is connected to the InterfacesAdded signal from the
546
Mandos server object.
547
"""
548
if client_interface not in ifs_and_props:
549
# Not a Mandos client object; ignore
550
return
530
551
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),
552
self.add_client(MandosClientWidget(
553
server_proxy_object=self.mandos_serv,
554
proxy_object=client_proxy_object,
555
update_hook=self.refresh,
556
delete_hook=self.remove_client,
557
properties=dict(ifs_and_props[client_interface])),
541
558
path=path)
542
559
543
560
def add_client(self, client, path=None):
544
561
self.clients.append(client)
545
562
if path is None:
546
563
path = client.proxy.object_path
547
564
self.clients_dict[path] = client
548
self.clients.sort(None, lambda c: c.properties[u"Name"])
565
self.clients.sort(key=lambda c: c.properties["Name"])
549
566
self.refresh()
550
567
551
568
def remove_client(self, client, path=None):
552
569
self.clients.remove(client)
553
570
if path is None:
554
571
path = client.proxy.object_path
555
572
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
573
self.refresh()
562
574
563
575
def refresh(self):
564
576
"""Redraw the screen"""
565
577
canvas = self.topwidget.render(self.size, focus=True)
566
578
self.screen.draw_screen(self.size, canvas)
567
579
568
580
def run(self):
569
581
"""Start the main loop and exit when it's done."""
582
log.addHandler(self.loghandler)
583
self.orig_log_propagate = log.propagate
584
log.propagate = False
585
self.orig_log_level = log.level
586
log.setLevel("INFO")
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
log.warning("Note: Server has no clients.")
597
except dbus.exceptions.DBusException:
598
log.warning("Note: No Mandos server running.")
599
mandos_clients = dbus.Dictionary()
600
601
(self.mandos_serv
602
.connect_to_signal("InterfacesRemoved",
603
self.find_and_remove_client,
604
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
605
byte_arrays=True))
606
(self.mandos_serv
607
.connect_to_signal("InterfacesAdded",
608
self.add_new_client,
609
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
610
byte_arrays=True))
611
(self.mandos_serv
612
.connect_to_signal("ClientNotFound",
613
self.client_not_found,
614
dbus_interface=server_interface,
615
byte_arrays=True))
616
for path, client in mandos_clients.items():
617
client_proxy_object = self.bus.get_object(self.busname,
618
path)
619
self.add_client(MandosClientWidget(
620
server_proxy_object=self.mandos_serv,
621
proxy_object=client_proxy_object,
622
properties=client,
623
update_hook=self.refresh,
624
delete_hook=self.remove_client),
625
path=path)
626
570
627
self.refresh()
571
self._input_callback_tag = (gobject.io_add_watch
572
(sys.stdin.fileno(),
573
gobject.IO_IN,
574
self.process_input))
628
self._input_callback_tag = (
629
GLib.io_add_watch(
630
GLib.IOChannel.unix_new(sys.stdin.fileno()),
631
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
632
glib_safely(self.process_input)))
575
633
self.main_loop.run()
576
634
# Main loop has finished, we should close everything now
577
gobject.source_remove(self._input_callback_tag)
578
self.screen.stop()
579
635
GLib.source_remove(self._input_callback_tag)
636
with warnings.catch_warnings():
637
warnings.simplefilter("ignore", BytesWarning)
638
self.screen.stop()
639
580
640
def stop(self):
581
641
self.main_loop.quit()
582
642
log.removeHandler(self.loghandler)
643
log.propagate = self.orig_log_propagate
644
583
645
def process_input(self, source, condition):
584
646
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
}
647
translations = {"ctrl n": "down", # Emacs
648
"ctrl p": "up", # Emacs
649
"ctrl v": "page down", # Emacs
650
"meta v": "page up", # Emacs
651
" ": "page down", # less
652
"f": "page down", # less
653
"b": "page up", # less
654
"j": "down", # vi
655
"k": "up", # vi
656
}
595
657
for key in keys:
596
658
try:
597
659
key = translations[key]
598
660
except KeyError: # :-)
599
661
pass
600
601
if key == u"q" or key == u"Q":
662
663
if key == "q" or key == "Q":
602
664
self.stop()
603
665
break
604
elif key == u"window resize":
666
elif key == "window resize":
605
667
self.size = self.screen.get_cols_rows()
606
668
self.refresh()
607
elif key == u"\f": # Ctrl-L
669
elif key == "ctrl l":
670
self.screen.clear()
608
671
self.refresh()
609
elif key == u"l" or key == u"D":
672
elif key == "l" or key == "D":
610
673
self.toggle_log_display()
611
674
self.refresh()
612
elif key == u"w" or key == u"i":
675
elif key == "w" or key == "i":
613
676
self.change_log_display()
614
677
self.refresh()
615
elif key == u"?" or key == u"f1" or key == u"esc":
678
elif key == "?" or key == "f1" or key == "esc":
616
679
if not self.log_visible:
617
680
self.log_visible = True
618
681
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"))))
682
self.add_log_line(("bold",
683
" ".join(("q: Quit",
684
"?: Help",
685
"l: Log window toggle",
686
"TAB: Switch window",
687
"w: Wrap (log lines)",
688
"v: Toggle verbose log",
689
))))
690
self.add_log_line(("bold",
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",
700
))))
637
701
self.refresh()
638
elif key == u"tab":
702
elif key == "tab":
639
703
if self.topwidget.get_focus() is self.logbox:
640
704
self.topwidget.set_focus(0)
641
705
else:
642
706
self.topwidget.set_focus(self.logbox)
643
707
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"$":
651
# pass # xxx move-end-of-line
652
#elif key == u"ctrl a" or key == u"^":
653
# pass # xxx move-beginning-of-line
654
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
655
# pass # xxx left
656
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
657
# pass # xxx right
658
#elif key == u"a":
659
# pass # scroll up log
660
#elif key == u"z":
661
# pass # scroll down log
708
elif key == "v":
709
if log.level < logging.INFO:
710
log.setLevel(logging.INFO)
711
log.info("Verbose mode: Off")
712
else:
713
log.setLevel(logging.NOTSET)
714
log.info("Verbose mode: On")
715
# elif (key == "end" or key == "meta >" or key == "G"
716
# or key == ">"):
717
# pass # xxx end-of-buffer
718
# elif (key == "home" or key == "meta <" or key == "g"
719
# or key == "<"):
720
# pass # xxx beginning-of-buffer
721
# elif key == "ctrl e" or key == "$":
722
# pass # xxx move-end-of-line
723
# elif key == "ctrl a" or key == "^":
724
# pass # xxx move-beginning-of-line
725
# elif key == "ctrl b" or key == "meta (" or key == "h":
726
# pass # xxx left
727
# elif key == "ctrl f" or key == "meta )" or key == "l":
728
# pass # xxx right
729
# elif key == "a":
730
# pass # scroll up log
731
# elif key == "z":
732
# pass # scroll down log
662
733
elif self.topwidget.selectable():
663
734
self.topwidget.keypress(self.size, key)
664
735
self.refresh()
665
736
return True
666
737
738
739
class UILogHandler(logging.Handler):
740
def __init__(self, ui, *args, **kwargs):
741
self.ui = ui
742
super(UILogHandler, self).__init__(*args, **kwargs)
743
self.setFormatter(
744
logging.Formatter("%(asctime)s: %(message)s"))
745
def emit(self, record):
746
msg = self.format(record)
747
if record.levelno > logging.INFO:
748
msg = ("bold", msg)
749
self.ui.add_log_line(msg)
750
751
667
752
ui = UserInterface()
668
753
try:
669
754
ui.run()
670
755
except KeyboardInterrupt:
671
ui.screen.stop()
672
except Exception, e:
673
ui.log_message(unicode(e))
674
ui.screen.stop()
756
with warnings.catch_warnings():
757
warnings.filterwarnings("ignore", "", BytesWarning)
758
ui.screen.stop()
759
except Exception:
760
with warnings.catch_warnings():
761
warnings.filterwarnings("ignore", "", BytesWarning)
762
ui.screen.stop()
675
763
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0