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- Committer: teddy at recompile
- Date: 2020-04-08 19:15:13 UTC
- mfrom: (237.4.130 release)
- Revision ID: teddy@recompile.se-20200408191513-n0ke303478rw1g0b
Merge from release branch
- files added:
- DBUS-API
- 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
#
6
# 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
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.
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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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#
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
import signal
35
import os
36
import warnings
37
import datetime
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import locale
39
import logging
8
40
9
41
import urwid.curses_display
10
42
import urwid
11
43
12
44
from dbus.mainloop.glib import DBusGMainLoop
13
import gobject
45
from gi.repository import GLib
14
46
15
47
import dbus
16
48
17
import UserList
49
if sys.version_info.major == 2:
50
__metaclass__ = type
51
str = unicode
52
53
log = logging.getLogger(os.path.basename(sys.argv[0]))
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logging.basicConfig(level="NOTSET", # Show all messages
55
format="%(message)s") # Show basic log messages
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logging.captureWarnings(True) # Show warnings via the logging system
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59
locale.setlocale(locale.LC_ALL, "")
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61
logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
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62
19
63
# Some useful constants
20
domain = 'se.bsnet.fukt'
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server_interface = domain + '.Mandos'
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client_interface = domain + '.Mandos.Client'
23
version = "1.0.14"
24
25
# Always run in monochrome mode
26
urwid.curses_display.curses.has_colors = lambda : False
27
28
# Urwid doesn't support blinking, but we want it. Since we have no
29
# use for underline on its own, we make underline also always blink.
30
urwid.curses_display.curses.A_UNDERLINE |= (
31
urwid.curses_display.curses.A_BLINK)
32
33
class MandosClientPropertyCache(object):
64
domain = "se.recompile"
65
server_interface = domain + ".Mandos"
66
client_interface = domain + ".Mandos.Client"
67
version = "1.8.11"
68
69
try:
70
dbus.OBJECT_MANAGER_IFACE
71
except AttributeError:
72
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
73
74
75
def isoformat_to_datetime(iso):
76
"Parse an ISO 8601 date string to a datetime.datetime()"
77
if not iso:
78
return None
79
d, t = iso.split("T", 1)
80
year, month, day = d.split("-", 2)
81
hour, minute, second = t.split(":", 2)
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second, fraction = divmod(float(second), 1)
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return datetime.datetime(int(year),
84
int(month),
85
int(day),
86
int(hour),
87
int(minute),
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
90
91
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class MandosClientPropertyCache:
34
93
"""This wraps a Mandos Client D-Bus proxy object, caches the
35
94
properties and calls a hook function when any of them are
36
95
changed.
37
96
"""
38
def __init__(self, proxy_object=None, properties=None, *args,
39
**kwargs):
40
self.proxy = proxy_object # Mandos Client proxy object
41
42
if properties is None:
43
self.properties = dict()
44
else:
45
self.properties = properties
46
self.proxy.connect_to_signal("PropertyChanged",
47
self.property_changed,
48
client_interface,
49
byte_arrays=True)
50
51
if properties is None:
52
self.properties.update(self.proxy.GetAll(client_interface,
53
dbus_interface =
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dbus.PROPERTIES_IFACE))
55
super(MandosClientPropertyCache, self).__init__(
56
proxy_object=proxy_object,
57
properties=properties, *args, **kwargs)
58
59
def property_changed(self, property=None, value=None):
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"""This is called whenever we get a PropertyChanged signal
61
It updates the changed property in the "properties" dict.
97
def __init__(self, proxy_object=None, properties=None, **kwargs):
98
self.proxy = proxy_object # Mandos Client proxy object
99
self.properties = dict() if properties is None else properties
100
self.property_changed_match = (
101
self.proxy.connect_to_signal("PropertiesChanged",
102
self.properties_changed,
103
dbus.PROPERTIES_IFACE,
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byte_arrays=True))
105
106
if properties is None:
107
self.properties.update(self.proxy.GetAll(
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client_interface,
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dbus_interface=dbus.PROPERTIES_IFACE))
110
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super(MandosClientPropertyCache, self).__init__(**kwargs)
112
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def properties_changed(self, interface, properties, invalidated):
114
"""This is called whenever we get a PropertiesChanged signal
115
It updates the changed properties in the "properties" dict.
62
116
"""
63
117
# Update properties dict with new value
64
self.properties[property] = value
118
if interface == client_interface:
119
self.properties.update(properties)
120
121
def delete(self):
122
self.property_changed_match.remove()
65
123
66
124
67
125
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
68
126
"""A Mandos Client which is visible on the screen.
69
127
"""
70
128
71
129
def __init__(self, server_proxy_object=None, update_hook=None,
72
delete_hook=None, *args, **kwargs):
130
delete_hook=None, **kwargs):
73
131
# Called on update
74
132
self.update_hook = update_hook
75
133
# Called on delete
76
134
self.delete_hook = delete_hook
77
135
# Mandos Server proxy object
78
136
self.server_proxy_object = server_proxy_object
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138
self._update_timer_callback_tag = None
139
80
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# The widget shown normally
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141
self._text_widget = urwid.Text("")
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# The widget shown when we have focus
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self._focus_text_widget = urwid.Text("")
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super(MandosClientWidget, self).__init__(
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update_hook=update_hook, delete_hook=delete_hook,
86
*args, **kwargs)
144
super(MandosClientWidget, self).__init__(**kwargs)
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self.update()
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146
self.opened = False
89
147
148
self.match_objects = (
149
self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
151
client_interface,
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byte_arrays=True),
153
self.proxy.connect_to_signal("CheckerStarted",
154
self.checker_started,
155
client_interface,
156
byte_arrays=True),
157
self.proxy.connect_to_signal("GotSecret",
158
self.got_secret,
159
client_interface,
160
byte_arrays=True),
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self.proxy.connect_to_signal("NeedApproval",
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self.need_approval,
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client_interface,
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byte_arrays=True),
165
self.proxy.connect_to_signal("Rejected",
166
self.rejected,
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client_interface,
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byte_arrays=True))
169
log.debug("Created client %s", self.properties["Name"])
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def using_timer(self, flag):
172
"""Call this method with True or False when timer should be
173
activated or deactivated.
174
"""
175
if flag and self._update_timer_callback_tag is None:
176
# Will update the shown timer value every second
177
self._update_timer_callback_tag = (
178
GLib.timeout_add(1000,
179
glib_safely(self.update_timer)))
180
elif not (flag or self._update_timer_callback_tag is None):
181
GLib.source_remove(self._update_timer_callback_tag)
182
self._update_timer_callback_tag = None
183
184
def checker_completed(self, exitstatus, condition, command):
185
if exitstatus == 0:
186
log.debug('Checker for client %s (command "%s")'
187
" succeeded", self.properties["Name"], command)
188
self.update()
189
return
190
# Checker failed
191
if os.WIFEXITED(condition):
192
log.info('Checker for client %s (command "%s") failed'
193
" with exit code %d", self.properties["Name"],
194
command, os.WEXITSTATUS(condition))
195
elif os.WIFSIGNALED(condition):
196
log.info('Checker for client %s (command "%s") was'
197
" killed by signal %d", self.properties["Name"],
198
command, os.WTERMSIG(condition))
199
self.update()
200
201
def checker_started(self, command):
202
"""Server signals that a checker started."""
203
log.debug('Client %s started checker "%s"',
204
self.properties["Name"], command)
205
206
def got_secret(self):
207
log.info("Client %s received its secret",
208
self.properties["Name"])
209
210
def need_approval(self, timeout, default):
211
if not default:
212
message = "Client %s needs approval within %f seconds"
213
else:
214
message = "Client %s will get its secret in %f seconds"
215
log.info(message, self.properties["Name"], timeout/1000)
216
217
def rejected(self, reason):
218
log.info("Client %s was rejected; reason: %s",
219
self.properties["Name"], reason)
220
90
221
def selectable(self):
91
222
"""Make this a "selectable" widget.
92
223
This overrides the method from urwid.FlowWidget."""
93
224
return True
94
95
def rows(self, (maxcol,), focus=False):
225
226
def rows(self, maxcolrow, focus=False):
96
227
"""How many rows this widget will occupy might depend on
97
228
whether we have focus or not.
98
229
This overrides the method from urwid.FlowWidget"""
99
return self.current_widget(focus).rows((maxcol,), focus=focus)
100
230
return self.current_widget(focus).rows(maxcolrow, focus=focus)
231
101
232
def current_widget(self, focus=False):
102
233
if focus or self.opened:
103
234
return self._focus_widget
104
235
return self._widget
105
236
106
237
def update(self):
107
238
"Called when what is visible on the screen should be updated."
108
239
# How to add standout mode to a style
109
with_standout = { u"normal": u"standout",
110
u"bold": u"bold-standout",
111
u"underline-blink":
112
u"underline-blink-standout",
113
u"bold-underline-blink":
114
u"bold-underline-blink-standout",
115
}
116
240
with_standout = {"normal": "standout",
241
"bold": "bold-standout",
242
"underline-blink":
243
"underline-blink-standout",
244
"bold-underline-blink":
245
"bold-underline-blink-standout",
246
}
247
117
248
# Rebuild focus and non-focus widgets using current properties
118
self._text = (u'name="%(name)s", enabled=%(enabled)s'
119
% self.properties)
249
250
# Base part of a client. Name!
251
base = "{name}: ".format(name=self.properties["Name"])
252
if not self.properties["Enabled"]:
253
message = "DISABLED"
254
self.using_timer(False)
255
elif self.properties["ApprovalPending"]:
256
timeout = datetime.timedelta(
257
milliseconds=self.properties["ApprovalDelay"])
258
last_approval_request = isoformat_to_datetime(
259
self.properties["LastApprovalRequest"])
260
if last_approval_request is not None:
261
timer = max(timeout - (datetime.datetime.utcnow()
262
- last_approval_request),
263
datetime.timedelta())
264
else:
265
timer = datetime.timedelta()
266
if self.properties["ApprovedByDefault"]:
267
message = "Approval in {}. (d)eny?"
268
else:
269
message = "Denial in {}. (a)pprove?"
270
message = message.format(str(timer).rsplit(".", 1)[0])
271
self.using_timer(True)
272
elif self.properties["LastCheckerStatus"] != 0:
273
# When checker has failed, show timer until client expires
274
expires = self.properties["Expires"]
275
if expires == "":
276
timer = datetime.timedelta(0)
277
else:
278
expires = (datetime.datetime.strptime
279
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
280
timer = max(expires - datetime.datetime.utcnow(),
281
datetime.timedelta())
282
message = ("A checker has failed! Time until client"
283
" gets disabled: {}"
284
.format(str(timer).rsplit(".", 1)[0]))
285
self.using_timer(True)
286
else:
287
message = "enabled"
288
self.using_timer(False)
289
self._text = "{}{}".format(base, message)
290
120
291
if not urwid.supports_unicode():
121
292
self._text = self._text.encode("ascii", "replace")
122
textlist = [(u"normal", u"BLARGH: "), (u"bold", self._text)]
293
textlist = [("normal", self._text)]
123
294
self._text_widget.set_text(textlist)
124
295
self._focus_text_widget.set_text([(with_standout[text[0]],
125
296
text[1])
132
303
# Run update hook, if any
133
304
if self.update_hook is not None:
134
305
self.update_hook()
135
136
def delete(self):
306
307
def update_timer(self):
308
"""called by GLib. Will indefinitely loop until
309
GLib.source_remove() on tag is called
310
"""
311
self.update()
312
return True # Keep calling this
313
314
def delete(self, **kwargs):
315
if self._update_timer_callback_tag is not None:
316
GLib.source_remove(self._update_timer_callback_tag)
317
self._update_timer_callback_tag = None
318
for match in self.match_objects:
319
match.remove()
320
self.match_objects = ()
137
321
if self.delete_hook is not None:
138
322
self.delete_hook(self)
139
140
def render(self, (maxcol,), focus=False):
323
return super(MandosClientWidget, self).delete(**kwargs)
324
325
def render(self, maxcolrow, focus=False):
141
326
"""Render differently if we have focus.
142
327
This overrides the method from urwid.FlowWidget"""
143
return self.current_widget(focus).render((maxcol,),
328
return self.current_widget(focus).render(maxcolrow,
144
329
focus=focus)
145
146
def keypress(self, (maxcol,), key):
330
331
def keypress(self, maxcolrow, key):
147
332
"""Handle keys.
148
333
This overrides the method from urwid.FlowWidget"""
149
if key == u"e" or key == u"+":
150
self.proxy.Enable()
151
elif key == u"d" or key == u"-":
152
self.proxy.Disable()
153
elif key == u"r" or key == u"_":
334
if key == "+":
335
self.proxy.Set(client_interface, "Enabled",
336
dbus.Boolean(True), ignore_reply=True,
337
dbus_interface=dbus.PROPERTIES_IFACE)
338
elif key == "-":
339
self.proxy.Set(client_interface, "Enabled", False,
340
ignore_reply=True,
341
dbus_interface=dbus.PROPERTIES_IFACE)
342
elif key == "a":
343
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
344
dbus_interface=client_interface,
345
ignore_reply=True)
346
elif key == "d":
347
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
348
dbus_interface=client_interface,
349
ignore_reply=True)
350
elif key == "R" or key == "_" or key == "ctrl k":
154
351
self.server_proxy_object.RemoveClient(self.proxy
155
.object_path)
156
elif key == u"s":
157
self.proxy.StartChecker()
158
elif key == u"c":
159
self.proxy.StopChecker()
160
elif key == u"S":
161
self.proxy.CheckedOK()
352
.object_path,
353
ignore_reply=True)
354
elif key == "s":
355
self.proxy.Set(client_interface, "CheckerRunning",
356
dbus.Boolean(True), ignore_reply=True,
357
dbus_interface=dbus.PROPERTIES_IFACE)
358
elif key == "S":
359
self.proxy.Set(client_interface, "CheckerRunning",
360
dbus.Boolean(False), ignore_reply=True,
361
dbus_interface=dbus.PROPERTIES_IFACE)
362
elif key == "C":
363
self.proxy.CheckedOK(dbus_interface=client_interface,
364
ignore_reply=True)
162
365
# xxx
163
# elif key == u"p" or key == "=":
366
# elif key == "p" or key == "=":
164
367
# self.proxy.pause()
165
# elif key == u"u" or key == ":":
368
# elif key == "u" or key == ":":
166
369
# self.proxy.unpause()
167
# elif key == u"RET":
370
# elif key == "RET":
168
371
# self.open()
169
372
else:
170
373
return key
171
172
def property_changed(self, property=None, value=None,
173
*args, **kwargs):
174
"""Call self.update() if old value is not new value.
374
375
def properties_changed(self, interface, properties, invalidated):
376
"""Call self.update() if any properties changed.
175
377
This overrides the method from MandosClientPropertyCache"""
176
property_name = unicode(property)
177
old_value = self.properties.get(property_name)
178
super(MandosClientWidget, self).property_changed(
179
property=property, value=value, *args, **kwargs)
180
if self.properties.get(property_name) != old_value:
378
old_values = {key: self.properties.get(key)
379
for key in properties.keys()}
380
super(MandosClientWidget, self).properties_changed(
381
interface, properties, invalidated)
382
if any(old_values[key] != self.properties.get(key)
383
for key in old_values):
181
384
self.update()
182
385
183
386
387
def glib_safely(func, retval=True):
388
def safe_func(*args, **kwargs):
389
try:
390
return func(*args, **kwargs)
391
except Exception:
392
log.exception("")
393
return retval
394
return safe_func
395
396
184
397
class ConstrainedListBox(urwid.ListBox):
185
398
"""Like a normal urwid.ListBox, but will consume all "up" or
186
399
"down" key presses, thus not allowing any containing widgets to
187
400
use them as an excuse to shift focus away from this widget.
188
401
"""
189
def keypress(self, (maxcol, maxrow), key):
190
ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
191
if ret in (u"up", u"down"):
402
def keypress(self, *args, **kwargs):
403
ret = (super(ConstrainedListBox, self)
404
.keypress(*args, **kwargs))
405
if ret in ("up", "down"):
192
406
return
193
407
return ret
194
408
195
409
196
class UserInterface(object):
410
class UserInterface:
197
411
"""This is the entire user interface - the whole screen
198
412
with boxes, lists of client widgets, etc.
199
413
"""
200
414
def __init__(self, max_log_length=1000):
201
415
DBusGMainLoop(set_as_default=True)
202
416
203
417
self.screen = urwid.curses_display.Screen()
204
418
205
419
self.screen.register_palette((
206
(u"normal",
207
u"default", u"default", None),
208
(u"bold",
209
u"default", u"default", u"bold"),
210
(u"underline-blink",
211
u"default", u"default", u"underline"),
212
(u"standout",
213
u"default", u"default", u"standout"),
214
(u"bold-underline-blink",
215
u"default", u"default", (u"bold", u"underline")),
216
(u"bold-standout",
217
u"default", u"default", (u"bold", u"standout")),
218
(u"underline-blink-standout",
219
u"default", u"default", (u"underline", u"standout")),
220
(u"bold-underline-blink-standout",
221
u"default", u"default", (u"bold", u"underline",
222
u"standout")),
420
("normal",
421
"default", "default", None),
422
("bold",
423
"bold", "default", "bold"),
424
("underline-blink",
425
"underline,blink", "default", "underline,blink"),
426
("standout",
427
"standout", "default", "standout"),
428
("bold-underline-blink",
429
"bold,underline,blink", "default",
430
"bold,underline,blink"),
431
("bold-standout",
432
"bold,standout", "default", "bold,standout"),
433
("underline-blink-standout",
434
"underline,blink,standout", "default",
435
"underline,blink,standout"),
436
("bold-underline-blink-standout",
437
"bold,underline,blink,standout", "default",
438
"bold,underline,blink,standout"),
223
439
))
224
440
225
441
if urwid.supports_unicode():
226
#self.divider = u"─" # \u2500
227
self.divider = u"━" # \u2501
442
self.divider = "─" # \u2500
228
443
else:
229
#self.divider = u"-" # \u002d
230
self.divider = u"_" # \u005f
231
444
self.divider = "_" # \u005f
445
232
446
self.screen.start()
233
447
234
448
self.size = self.screen.get_cols_rows()
235
449
236
450
self.clients = urwid.SimpleListWalker([])
237
451
self.clients_dict = {}
238
452
239
453
# We will add Text widgets to this list
240
self.log = []
454
self.log = urwid.SimpleListWalker([])
241
455
self.max_log_length = max_log_length
242
456
243
457
# We keep a reference to the log widget so we can remove it
244
458
# from the ListWalker without it getting destroyed
245
459
self.logbox = ConstrainedListBox(self.log)
246
460
247
461
# This keeps track of whether self.uilist currently has
248
462
# self.logbox in it or not
249
463
self.log_visible = True
250
self.log_wrap = u"any"
251
464
self.log_wrap = "any"
465
466
self.loghandler = UILogHandler(self)
467
252
468
self.rebuild()
253
self.log_message(u"Message")
254
self.log_message(u"Message0 Message1 Message2 Message3 Message4 Message5 Message6 Message7 Message8 Message9")
255
self.log_message(u"Message10 Message11 Message12 Message13 Message14 Message15 Message16 Message17 Message18 Message19")
256
self.log_message(u"Message20 Message21 Message22 Message23 Message24 Message25 Message26 Message27 Message28 Message29")
257
258
self.busname = domain + '.Mandos'
259
self.main_loop = gobject.MainLoop()
260
self.bus = dbus.SystemBus()
261
mandos_dbus_objc = self.bus.get_object(
262
self.busname, u"/", follow_name_owner_changes=True)
263
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
264
dbus_interface
265
= server_interface)
266
try:
267
mandos_clients = (self.mandos_serv
268
.GetAllClientsWithProperties())
269
except dbus.exceptions.DBusException:
270
mandos_clients = dbus.Dictionary()
271
272
(self.mandos_serv
273
.connect_to_signal("ClientRemoved",
274
self.find_and_remove_client,
275
dbus_interface=server_interface,
276
byte_arrays=True))
277
(self.mandos_serv
278
.connect_to_signal("ClientAdded",
279
self.add_new_client,
280
dbus_interface=server_interface,
281
byte_arrays=True))
282
for path, client in mandos_clients.iteritems():
283
client_proxy_object = self.bus.get_object(self.busname,
284
path)
285
self.add_client(MandosClientWidget(server_proxy_object
286
=self.mandos_serv,
287
proxy_object
288
=client_proxy_object,
289
properties=client,
290
update_hook
291
=self.refresh,
292
delete_hook
293
=self.remove_client),
294
path=path)
295
469
self.add_log_line(("bold",
470
"Mandos Monitor version " + version))
471
self.add_log_line(("bold", "q: Quit ?: Help"))
472
473
self.busname = domain + ".Mandos"
474
self.main_loop = GLib.MainLoop()
475
476
def client_not_found(self, key_id, address):
477
log.info("Client with address %s and key ID %s could"
478
" not be found", address, key_id)
479
296
480
def rebuild(self):
297
481
"""This rebuilds the User Interface.
298
482
Call this when the widget layout needs to change"""
299
483
self.uilist = []
300
#self.uilist.append(urwid.ListBox(self.clients))
301
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
302
#header=urwid.Divider(),
484
# self.uilist.append(urwid.ListBox(self.clients))
485
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
486
clients),
487
# header=urwid.Divider(),
303
488
header=None,
304
footer=urwid.Divider(div_char=self.divider)))
489
footer=urwid.Divider(
490
div_char=self.divider)))
305
491
if self.log_visible:
306
492
self.uilist.append(self.logbox)
307
pass
308
493
self.topwidget = urwid.Pile(self.uilist)
309
310
def log_message(self, markup):
311
"""Add a log message to the log buffer."""
494
495
def add_log_line(self, markup):
312
496
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
313
if (self.max_log_length
314
and len(self.log) > self.max_log_length):
315
del self.log[0:len(self.log)-self.max_log_length-1]
316
497
if self.max_log_length:
498
if len(self.log) > self.max_log_length:
499
del self.log[0:(len(self.log) - self.max_log_length)]
500
self.logbox.set_focus(len(self.logbox.body.contents)-1,
501
coming_from="above")
502
self.refresh()
503
317
504
def toggle_log_display(self):
318
505
"""Toggle visibility of the log buffer."""
319
506
self.log_visible = not self.log_visible
320
507
self.rebuild()
321
self.log_message(u"Log visibility changed to: "
322
+ unicode(self.log_visible))
323
508
log.debug("Log visibility changed to: %s", self.log_visible)
509
324
510
def change_log_display(self):
325
511
"""Change type of log display.
326
512
Currently, this toggles wrapping of text lines."""
327
if self.log_wrap == u"clip":
328
self.log_wrap = u"any"
513
if self.log_wrap == "clip":
514
self.log_wrap = "any"
329
515
else:
330
self.log_wrap = u"clip"
516
self.log_wrap = "clip"
331
517
for textwidget in self.log:
332
518
textwidget.set_wrap_mode(self.log_wrap)
333
self.log_message(u"Wrap mode: " + self.log_wrap)
334
335
def find_and_remove_client(self, path, name):
336
"""Find an client from its object path and remove it.
337
338
This is connected to the ClientRemoved signal from the
519
log.debug("Wrap mode: %s", self.log_wrap)
520
521
def find_and_remove_client(self, path, interfaces):
522
"""Find a client by its object path and remove it.
523
524
This is connected to the InterfacesRemoved signal from the
339
525
Mandos server object."""
526
if client_interface not in interfaces:
527
# Not a Mandos client object; ignore
528
return
340
529
try:
341
530
client = self.clients_dict[path]
342
531
except KeyError:
343
532
# not found?
344
return
345
self.remove_client(client, path)
346
347
def add_new_client(self, path, properties):
533
log.warning("Unknown client %s removed", path)
534
return
535
client.delete()
536
537
def add_new_client(self, path, ifs_and_props):
538
"""Find a client by its object path and remove it.
539
540
This is connected to the InterfacesAdded signal from the
541
Mandos server object.
542
"""
543
if client_interface not in ifs_and_props:
544
# Not a Mandos client object; ignore
545
return
348
546
client_proxy_object = self.bus.get_object(self.busname, path)
349
self.add_client(MandosClientWidget(server_proxy_object
350
=self.mandos_serv,
351
proxy_object
352
=client_proxy_object,
353
properties=properties,
354
update_hook
355
=self.refresh,
356
delete_hook
357
=self.remove_client),
547
self.add_client(MandosClientWidget(
548
server_proxy_object=self.mandos_serv,
549
proxy_object=client_proxy_object,
550
update_hook=self.refresh,
551
delete_hook=self.remove_client,
552
properties=dict(ifs_and_props[client_interface])),
358
553
path=path)
359
554
360
555
def add_client(self, client, path=None):
361
556
self.clients.append(client)
362
557
if path is None:
363
558
path = client.proxy.object_path
364
559
self.clients_dict[path] = client
365
self.clients.sort(None, lambda c: c.properties[u"name"])
560
self.clients.sort(key=lambda c: c.properties["Name"])
366
561
self.refresh()
367
562
368
563
def remove_client(self, client, path=None):
369
564
self.clients.remove(client)
370
565
if path is None:
371
566
path = client.proxy.object_path
372
567
del self.clients_dict[path]
373
if not self.clients_dict:
374
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
375
# is completely emptied, we need to recreate it.
376
self.clients = urwid.SimpleListWalker([])
377
self.rebuild()
378
568
self.refresh()
379
569
380
570
def refresh(self):
381
571
"""Redraw the screen"""
382
572
canvas = self.topwidget.render(self.size, focus=True)
383
573
self.screen.draw_screen(self.size, canvas)
384
574
385
575
def run(self):
386
576
"""Start the main loop and exit when it's done."""
577
log.addHandler(self.loghandler)
578
self.orig_log_propagate = log.propagate
579
log.propagate = False
580
self.orig_log_level = log.level
581
log.setLevel("INFO")
582
self.bus = dbus.SystemBus()
583
mandos_dbus_objc = self.bus.get_object(
584
self.busname, "/", follow_name_owner_changes=True)
585
self.mandos_serv = dbus.Interface(
586
mandos_dbus_objc, dbus_interface=server_interface)
587
try:
588
mandos_clients = (self.mandos_serv
589
.GetAllClientsWithProperties())
590
if not mandos_clients:
591
log.warning("Note: Server has no clients.")
592
except dbus.exceptions.DBusException:
593
log.warning("Note: No Mandos server running.")
594
mandos_clients = dbus.Dictionary()
595
596
(self.mandos_serv
597
.connect_to_signal("InterfacesRemoved",
598
self.find_and_remove_client,
599
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
600
byte_arrays=True))
601
(self.mandos_serv
602
.connect_to_signal("InterfacesAdded",
603
self.add_new_client,
604
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
605
byte_arrays=True))
606
(self.mandos_serv
607
.connect_to_signal("ClientNotFound",
608
self.client_not_found,
609
dbus_interface=server_interface,
610
byte_arrays=True))
611
for path, client in mandos_clients.items():
612
client_proxy_object = self.bus.get_object(self.busname,
613
path)
614
self.add_client(MandosClientWidget(
615
server_proxy_object=self.mandos_serv,
616
proxy_object=client_proxy_object,
617
properties=client,
618
update_hook=self.refresh,
619
delete_hook=self.remove_client),
620
path=path)
621
387
622
self.refresh()
388
self._input_callback_tag = (gobject.io_add_watch
389
(sys.stdin.fileno(),
390
gobject.IO_IN,
391
self.process_input))
623
self._input_callback_tag = (
624
GLib.io_add_watch(
625
GLib.IOChannel.unix_new(sys.stdin.fileno()),
626
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
627
glib_safely(self.process_input)))
392
628
self.main_loop.run()
393
629
# Main loop has finished, we should close everything now
394
gobject.source_remove(self._input_callback_tag)
395
self.screen.stop()
396
630
GLib.source_remove(self._input_callback_tag)
631
with warnings.catch_warnings():
632
warnings.simplefilter("ignore", BytesWarning)
633
self.screen.stop()
634
397
635
def stop(self):
398
636
self.main_loop.quit()
399
637
log.removeHandler(self.loghandler)
638
log.propagate = self.orig_log_propagate
639
400
640
def process_input(self, source, condition):
401
641
keys = self.screen.get_input()
402
translations = { u"ctrl n": u"down", # Emacs
403
u"ctrl p": u"up", # Emacs
404
u"ctrl v": u"page down", # Emacs
405
u"meta v": u"page up", # Emacs
406
u" ": u"page down", # less
407
u"f": u"page down", # less
408
u"b": u"page up", # less
409
u"j": u"down", # vi
410
u"k": u"up", # vi
411
}
642
translations = {"ctrl n": "down", # Emacs
643
"ctrl p": "up", # Emacs
644
"ctrl v": "page down", # Emacs
645
"meta v": "page up", # Emacs
646
" ": "page down", # less
647
"f": "page down", # less
648
"b": "page up", # less
649
"j": "down", # vi
650
"k": "up", # vi
651
}
412
652
for key in keys:
413
653
try:
414
654
key = translations[key]
415
655
except KeyError: # :-)
416
656
pass
417
418
if key == u"q" or key == u"Q":
657
658
if key == "q" or key == "Q":
419
659
self.stop()
420
660
break
421
elif key == u"window resize":
661
elif key == "window resize":
422
662
self.size = self.screen.get_cols_rows()
423
663
self.refresh()
424
elif key == u"\f": # Ctrl-L
664
elif key == "ctrl l":
665
self.screen.clear()
425
666
self.refresh()
426
elif key == u"l" or key == u"D":
667
elif key == "l" or key == "D":
427
668
self.toggle_log_display()
428
669
self.refresh()
429
elif key == u"w" or key == u"i":
670
elif key == "w" or key == "i":
430
671
self.change_log_display()
431
672
self.refresh()
432
elif key == u"?" or key == u"f1":
433
self.log_message(u"Help!")
673
elif key == "?" or key == "f1" or key == "esc":
674
if not self.log_visible:
675
self.log_visible = True
676
self.rebuild()
677
self.add_log_line(("bold",
678
" ".join(("q: Quit",
679
"?: Help",
680
"l: Log window toggle",
681
"TAB: Switch window",
682
"w: Wrap (log lines)",
683
"v: Toggle verbose log",
684
))))
685
self.add_log_line(("bold",
686
" ".join(("Clients:",
687
"+: Enable",
688
"-: Disable",
689
"R: Remove",
690
"s: Start new checker",
691
"S: Stop checker",
692
"C: Checker OK",
693
"a: Approve",
694
"d: Deny",
695
))))
434
696
self.refresh()
435
elif key == u"tab":
697
elif key == "tab":
436
698
if self.topwidget.get_focus() is self.logbox:
437
699
self.topwidget.set_focus(0)
438
700
else:
439
701
self.topwidget.set_focus(self.logbox)
440
702
self.refresh()
441
elif (key == u"end" or key == u"meta >" or key == u"G"
442
or key == u">"):
443
pass # xxx end-of-buffer
444
elif (key == u"home" or key == u"meta <" or key == u"g"
445
or key == u"<"):
446
pass # xxx beginning-of-buffer
447
elif key == u"ctrl e" or key == u"$":
448
pass # xxx move-end-of-line
449
elif key == u"ctrl a" or key == u"^":
450
pass # xxx move-beginning-of-line
451
elif key == u"ctrl b" or key == u"meta (" or key == u"h":
452
pass # xxx left
453
elif key == u"ctrl f" or key == u"meta )" or key == u"l":
454
pass # xxx right
455
elif key == u"a":
456
pass # scroll up log
457
elif key == u"z":
458
pass # scroll down log
703
elif key == "v":
704
if log.level < logging.INFO:
705
log.setLevel(logging.INFO)
706
log.info("Verbose mode: Off")
707
else:
708
log.setLevel(logging.NOTSET)
709
log.info("Verbose mode: On")
710
# elif (key == "end" or key == "meta >" or key == "G"
711
# or key == ">"):
712
# pass # xxx end-of-buffer
713
# elif (key == "home" or key == "meta <" or key == "g"
714
# or key == "<"):
715
# pass # xxx beginning-of-buffer
716
# elif key == "ctrl e" or key == "$":
717
# pass # xxx move-end-of-line
718
# elif key == "ctrl a" or key == "^":
719
# pass # xxx move-beginning-of-line
720
# elif key == "ctrl b" or key == "meta (" or key == "h":
721
# pass # xxx left
722
# elif key == "ctrl f" or key == "meta )" or key == "l":
723
# pass # xxx right
724
# elif key == "a":
725
# pass # scroll up log
726
# elif key == "z":
727
# pass # scroll down log
459
728
elif self.topwidget.selectable():
460
729
self.topwidget.keypress(self.size, key)
461
730
self.refresh()
462
731
return True
463
732
733
734
class UILogHandler(logging.Handler):
735
def __init__(self, ui, *args, **kwargs):
736
self.ui = ui
737
super(UILogHandler, self).__init__(*args, **kwargs)
738
self.setFormatter(
739
logging.Formatter("%(asctime)s: %(message)s"))
740
def emit(self, record):
741
msg = self.format(record)
742
if record.levelno > logging.INFO:
743
msg = ("bold", msg)
744
self.ui.add_log_line(msg)
745
746
464
747
ui = UserInterface()
465
748
try:
466
749
ui.run()
467
except:
468
ui.screen.stop()
750
except KeyboardInterrupt:
751
with warnings.catch_warnings():
752
warnings.filterwarnings("ignore", "", BytesWarning)
753
ui.screen.stop()
754
except Exception:
755
with warnings.catch_warnings():
756
warnings.filterwarnings("ignore", "", BytesWarning)
757
ui.screen.stop()
469
758
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0