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- Committer: Teddy Hogeborn
- Date: 2010-04-14 06:36:36 UTC
- mto: (24.1.149 mandos)
- mto: This revision was merged to the branch mainline in revision 417.
- Revision ID: teddy@fukt.bsnet.se-20100414063636-v93vjajwrnlsqj9u
Initial design on approval system.
- files removed:
- DBUS-API
- debian/source
- debian/upstream
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
1
#!/usr/bin/python
2
2
# -*- mode: python; coding: utf-8 -*-
3
#
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# Mandos Monitor - Control and monitor the Mandos server
5
#
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# Copyright © 2009-2017 Teddy Hogeborn
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# Copyright © 2009-2017 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
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# (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
#
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# 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
3
27
from __future__ import (division, absolute_import, print_function,
28
unicode_literals)
29
try:
30
from future_builtins import *
31
except ImportError:
32
pass
4
from __future__ import division, absolute_import, with_statement
33
5
34
6
import sys
35
7
import os
8
import signal
36
9
37
10
import datetime
38
11
40
13
import urwid
41
14
42
15
from dbus.mainloop.glib import DBusGMainLoop
43
from gi.repository import GLib
16
import gobject
44
17
45
18
import dbus
46
19
20
import UserList
21
47
22
import locale
48
23
49
import logging
50
51
if sys.version_info.major == 2:
52
str = unicode
53
54
locale.setlocale(locale.LC_ALL, '')
55
56
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
24
locale.setlocale(locale.LC_ALL, u'')
57
25
58
26
# Some useful constants
59
domain = 'se.recompile'
27
domain = 'se.bsnet.fukt'
60
28
server_interface = domain + '.Mandos'
61
29
client_interface = domain + '.Mandos.Client'
62
version = "1.7.16"
63
64
try:
65
dbus.OBJECT_MANAGER_IFACE
66
except AttributeError:
67
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
68
69
70
def isoformat_to_datetime(iso):
71
"Parse an ISO 8601 date string to a datetime.datetime()"
72
if not iso:
73
return None
74
d, t = iso.split("T", 1)
75
year, month, day = d.split("-", 2)
76
hour, minute, second = t.split(":", 2)
77
second, fraction = divmod(float(second), 1)
78
return datetime.datetime(int(year),
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int(month),
80
int(day),
81
int(hour),
82
int(minute),
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int(second), # Whole seconds
84
int(fraction*1000000)) # Microseconds
85
30
version = "1.0.14"
31
32
# Always run in monochrome mode
33
urwid.curses_display.curses.has_colors = lambda : False
34
35
# Urwid doesn't support blinking, but we want it. Since we have no
36
# use for underline on its own, we make underline also always blink.
37
urwid.curses_display.curses.A_UNDERLINE |= (
38
urwid.curses_display.curses.A_BLINK)
86
39
87
40
class MandosClientPropertyCache(object):
88
41
"""This wraps a Mandos Client D-Bus proxy object, caches the
89
42
properties and calls a hook function when any of them are
90
43
changed.
91
44
"""
92
def __init__(self, proxy_object=None, properties=None, **kwargs):
93
self.proxy = proxy_object # Mandos Client proxy object
94
self.properties = dict() if properties is None else properties
95
self.property_changed_match = (
96
self.proxy.connect_to_signal("PropertiesChanged",
97
self.properties_changed,
98
dbus.PROPERTIES_IFACE,
99
byte_arrays=True))
100
101
if properties is None:
102
self.properties.update(self.proxy.GetAll(
103
client_interface,
104
dbus_interface=dbus.PROPERTIES_IFACE))
105
106
super(MandosClientPropertyCache, self).__init__(**kwargs)
107
108
def properties_changed(self, interface, properties, invalidated):
109
"""This is called whenever we get a PropertiesChanged signal
110
It updates the changed properties in the "properties" dict.
45
def __init__(self, proxy_object=None, *args, **kwargs):
46
self.proxy = proxy_object # Mandos Client proxy object
47
48
self.properties = dict()
49
self.proxy.connect_to_signal(u"PropertyChanged",
50
self.property_changed,
51
client_interface,
52
byte_arrays=True)
53
54
self.properties.update(
55
self.proxy.GetAll(client_interface,
56
dbus_interface = dbus.PROPERTIES_IFACE))
57
super(MandosClientPropertyCache, self).__init__(
58
proxy_object=proxy_object, *args, **kwargs)
59
60
def property_changed(self, property=None, value=None):
61
"""This is called whenever we get a PropertyChanged signal
62
It updates the changed property in the "properties" dict.
111
63
"""
112
64
# Update properties dict with new value
113
if interface == client_interface:
114
self.properties.update(properties)
115
116
def delete(self):
117
self.property_changed_match.remove()
65
self.properties[property] = value
118
66
119
67
120
68
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
121
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"""A Mandos Client which is visible on the screen.
122
70
"""
123
71
124
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def __init__(self, server_proxy_object=None, update_hook=None,
125
delete_hook=None, logger=None, **kwargs):
73
delete_hook=None, logger=None, *args, **kwargs):
126
74
# Called on update
127
75
self.update_hook = update_hook
128
76
# Called on delete
131
79
self.server_proxy_object = server_proxy_object
132
80
# Logger
133
81
self.logger = logger
134
135
self._update_timer_callback_tag = None
136
82
137
83
# The widget shown normally
138
self._text_widget = urwid.Text("")
84
self._text_widget = urwid.Text(u"")
139
85
# The widget shown when we have focus
140
self._focus_text_widget = urwid.Text("")
141
super(MandosClientWidget, self).__init__(**kwargs)
86
self._focus_text_widget = urwid.Text(u"")
87
super(MandosClientWidget, self).__init__(
88
update_hook=update_hook, delete_hook=delete_hook,
89
*args, **kwargs)
142
90
self.update()
143
91
self.opened = False
144
145
self.match_objects = (
146
self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
148
client_interface,
149
byte_arrays=True),
150
self.proxy.connect_to_signal("CheckerStarted",
151
self.checker_started,
152
client_interface,
153
byte_arrays=True),
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self.proxy.connect_to_signal("GotSecret",
155
self.got_secret,
156
client_interface,
157
byte_arrays=True),
158
self.proxy.connect_to_signal("NeedApproval",
159
self.need_approval,
160
client_interface,
161
byte_arrays=True),
162
self.proxy.connect_to_signal("Rejected",
163
self.rejected,
164
client_interface,
165
byte_arrays=True))
166
self.logger('Created client {}'
167
.format(self.properties["Name"]), level=0)
168
169
def using_timer(self, flag):
170
"""Call this method with True or False when timer should be
171
activated or deactivated.
172
"""
173
if flag and self._update_timer_callback_tag is None:
174
# Will update the shown timer value every second
175
self._update_timer_callback_tag = (GLib.timeout_add
176
(1000,
177
self.update_timer))
178
elif not (flag or self._update_timer_callback_tag is None):
179
GLib.source_remove(self._update_timer_callback_tag)
180
self._update_timer_callback_tag = None
181
92
self.proxy.connect_to_signal(u"CheckerCompleted",
93
self.checker_completed,
94
client_interface,
95
byte_arrays=True)
96
self.proxy.connect_to_signal(u"CheckerStarted",
97
self.checker_started,
98
client_interface,
99
byte_arrays=True)
100
self.proxy.connect_to_signal(u"GotSecret",
101
self.got_secret,
102
client_interface,
103
byte_arrays=True)
104
self.proxy.connect_to_signal(u"Rejected",
105
self.rejected,
106
client_interface,
107
byte_arrays=True)
108
182
109
def checker_completed(self, exitstatus, condition, command):
183
110
if exitstatus == 0:
184
self.logger('Checker for client {} (command "{}")'
185
' succeeded'.format(self.properties["Name"],
186
command), level=0)
187
self.update()
111
self.logger(u'Checker for client %s (command "%s")'
112
u' was successful'
113
% (self.properties[u"name"], command))
188
114
return
189
# Checker failed
190
115
if os.WIFEXITED(condition):
191
self.logger('Checker for client {} (command "{}") failed'
192
' with exit code {}'
193
.format(self.properties["Name"], command,
194
os.WEXITSTATUS(condition)))
195
elif os.WIFSIGNALED(condition):
196
self.logger('Checker for client {} (command "{}") was'
197
' killed by signal {}'
198
.format(self.properties["Name"], command,
199
os.WTERMSIG(condition)))
200
self.update()
201
116
self.logger(u'Checker for client %s (command "%s")'
117
u' failed with exit code %s'
118
% (self.properties[u"name"], command,
119
os.WEXITSTATUS(condition)))
120
return
121
if os.WIFSIGNALED(condition):
122
self.logger(u'Checker for client %s (command "%s")'
123
u' was killed by signal %s'
124
% (self.properties[u"name"], command,
125
os.WTERMSIG(condition)))
126
return
127
if os.WCOREDUMP(condition):
128
self.logger(u'Checker for client %s (command "%s")'
129
u' dumped core'
130
% (self.properties[u"name"], command))
131
self.logger(u'Checker for client %s completed mysteriously')
132
202
133
def checker_started(self, command):
203
"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
206
command), level=0)
207
134
self.logger(u'Client %s started checker "%s"'
135
% (self.properties[u"name"], unicode(command)))
136
208
137
def got_secret(self):
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
211
212
def need_approval(self, timeout, default):
213
if not default:
214
message = 'Client {} needs approval within {} seconds'
215
else:
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
219
220
def rejected(self, reason):
221
self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
223
138
self.logger(u'Client %s received its secret'
139
% self.properties[u"name"])
140
141
def rejected(self):
142
self.logger(u'Client %s was rejected'
143
% self.properties[u"name"])
144
224
145
def selectable(self):
225
146
"""Make this a "selectable" widget.
226
147
This overrides the method from urwid.FlowWidget."""
227
148
return True
228
229
def rows(self, maxcolrow, focus=False):
149
150
def rows(self, (maxcol,), focus=False):
230
151
"""How many rows this widget will occupy might depend on
231
152
whether we have focus or not.
232
153
This overrides the method from urwid.FlowWidget"""
233
return self.current_widget(focus).rows(maxcolrow, focus=focus)
234
154
return self.current_widget(focus).rows((maxcol,), focus=focus)
155
235
156
def current_widget(self, focus=False):
236
157
if focus or self.opened:
237
158
return self._focus_widget
238
159
return self._widget
239
160
240
161
def update(self):
241
162
"Called when what is visible on the screen should be updated."
242
163
# How to add standout mode to a style
243
with_standout = {"normal": "standout",
244
"bold": "bold-standout",
245
"underline-blink":
246
"underline-blink-standout",
247
"bold-underline-blink":
248
"bold-underline-blink-standout",
249
}
250
164
with_standout = { u"normal": u"standout",
165
u"bold": u"bold-standout",
166
u"underline-blink":
167
u"underline-blink-standout",
168
u"bold-underline-blink":
169
u"bold-underline-blink-standout",
170
}
171
251
172
# Rebuild focus and non-focus widgets using current properties
252
253
# Base part of a client. Name!
254
base = '{name}: '.format(name=self.properties["Name"])
255
if not self.properties["Enabled"]:
256
message = "DISABLED"
257
self.using_timer(False)
258
elif self.properties["ApprovalPending"]:
259
timeout = datetime.timedelta(
260
milliseconds=self.properties["ApprovalDelay"])
261
last_approval_request = isoformat_to_datetime(
262
self.properties["LastApprovalRequest"])
263
if last_approval_request is not None:
264
timer = max(timeout - (datetime.datetime.utcnow()
265
- last_approval_request),
266
datetime.timedelta())
267
else:
268
timer = datetime.timedelta()
269
if self.properties["ApprovedByDefault"]:
270
message = "Approval in {}. (d)eny?"
271
else:
272
message = "Denial in {}. (a)pprove?"
273
message = message.format(str(timer).rsplit(".", 1)[0])
274
self.using_timer(True)
275
elif self.properties["LastCheckerStatus"] != 0:
276
# When checker has failed, show timer until client expires
277
expires = self.properties["Expires"]
278
if expires == "":
279
timer = datetime.timedelta(0)
280
else:
281
expires = (datetime.datetime.strptime
282
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
283
timer = max(expires - datetime.datetime.utcnow(),
284
datetime.timedelta())
285
message = ('A checker has failed! Time until client'
286
' gets disabled: {}'
287
.format(str(timer).rsplit(".", 1)[0]))
288
self.using_timer(True)
289
else:
290
message = "enabled"
291
self.using_timer(False)
292
self._text = "{}{}".format(base, message)
293
173
self._text = (u'%(name)s: %(enabled)s'
174
% { u"name": self.properties[u"name"],
175
u"enabled":
176
(u"enabled"
177
if self.properties[u"enabled"]
178
else u"DISABLED")})
294
179
if not urwid.supports_unicode():
295
180
self._text = self._text.encode("ascii", "replace")
296
textlist = [("normal", self._text)]
181
textlist = [(u"normal", self._text)]
297
182
self._text_widget.set_text(textlist)
298
183
self._focus_text_widget.set_text([(with_standout[text[0]],
299
184
text[1])
306
191
# Run update hook, if any
307
192
if self.update_hook is not None:
308
193
self.update_hook()
309
310
def update_timer(self):
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
314
self.update()
315
return True # Keep calling this
316
317
def delete(self, **kwargs):
318
if self._update_timer_callback_tag is not None:
319
GLib.source_remove(self._update_timer_callback_tag)
320
self._update_timer_callback_tag = None
321
for match in self.match_objects:
322
match.remove()
323
self.match_objects = ()
194
195
def delete(self):
324
196
if self.delete_hook is not None:
325
197
self.delete_hook(self)
326
return super(MandosClientWidget, self).delete(**kwargs)
327
328
def render(self, maxcolrow, focus=False):
198
199
def render(self, (maxcol,), focus=False):
329
200
"""Render differently if we have focus.
330
201
This overrides the method from urwid.FlowWidget"""
331
return self.current_widget(focus).render(maxcolrow,
202
return self.current_widget(focus).render((maxcol,),
332
203
focus=focus)
333
334
def keypress(self, maxcolrow, key):
204
205
def keypress(self, (maxcol,), key):
335
206
"""Handle keys.
336
207
This overrides the method from urwid.FlowWidget"""
337
if key == "+":
338
self.proxy.Set(client_interface, "Enabled",
339
dbus.Boolean(True), ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
341
elif key == "-":
342
self.proxy.Set(client_interface, "Enabled", False,
343
ignore_reply=True,
344
dbus_interface=dbus.PROPERTIES_IFACE)
345
elif key == "a":
346
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
347
dbus_interface=client_interface,
348
ignore_reply=True)
349
elif key == "d":
350
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
351
dbus_interface=client_interface,
352
ignore_reply=True)
353
elif key == "R" or key == "_" or key == "ctrl k":
208
if key == u"e" or key == u"+":
209
self.proxy.Enable()
210
elif key == u"d" or key == u"-":
211
self.proxy.Disable()
212
elif key == u"r" or key == u"_" or key == u"ctrl k":
354
213
self.server_proxy_object.RemoveClient(self.proxy
355
.object_path,
356
ignore_reply=True)
357
elif key == "s":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(True), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
361
elif key == "S":
362
self.proxy.Set(client_interface, "CheckerRunning",
363
dbus.Boolean(False), ignore_reply=True,
364
dbus_interface=dbus.PROPERTIES_IFACE)
365
elif key == "C":
366
self.proxy.CheckedOK(dbus_interface=client_interface,
367
ignore_reply=True)
214
.object_path)
215
elif key == u"s":
216
self.proxy.StartChecker()
217
elif key == u"S":
218
self.proxy.StopChecker()
219
elif key == u"C":
220
self.proxy.CheckedOK()
368
221
# xxx
369
# elif key == "p" or key == "=":
222
# elif key == u"p" or key == "=":
370
223
# self.proxy.pause()
371
# elif key == "u" or key == ":":
224
# elif key == u"u" or key == ":":
372
225
# self.proxy.unpause()
373
# elif key == "RET":
226
# elif key == u"RET":
374
227
# self.open()
375
228
else:
376
229
return key
377
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
230
231
def property_changed(self, property=None, value=None,
232
*args, **kwargs):
233
"""Call self.update() if old value is not new value.
380
234
This overrides the method from MandosClientPropertyCache"""
381
old_values = {key: self.properties.get(key)
382
for key in properties.keys()}
383
super(MandosClientWidget, self).properties_changed(
384
interface, properties, invalidated)
385
if any(old_values[key] != self.properties.get(key)
386
for key in old_values):
235
property_name = unicode(property)
236
old_value = self.properties.get(property_name)
237
super(MandosClientWidget, self).property_changed(
238
property=property, value=value, *args, **kwargs)
239
if self.properties.get(property_name) != old_value:
387
240
self.update()
388
241
389
242
392
245
"down" key presses, thus not allowing any containing widgets to
393
246
use them as an excuse to shift focus away from this widget.
394
247
"""
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
398
if ret in ("up", "down"):
248
def keypress(self, (maxcol, maxrow), key):
249
ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
250
if ret in (u"up", u"down"):
399
251
return
400
252
return ret
401
253
404
256
"""This is the entire user interface - the whole screen
405
257
with boxes, lists of client widgets, etc.
406
258
"""
407
def __init__(self, max_log_length=1000, log_level=1):
259
def __init__(self, max_log_length=1000):
408
260
DBusGMainLoop(set_as_default=True)
409
261
410
262
self.screen = urwid.curses_display.Screen()
411
263
412
264
self.screen.register_palette((
413
("normal",
414
"default", "default", None),
415
("bold",
416
"bold", "default", "bold"),
417
("underline-blink",
418
"underline,blink", "default", "underline,blink"),
419
("standout",
420
"standout", "default", "standout"),
421
("bold-underline-blink",
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
424
("bold-standout",
425
"bold,standout", "default", "bold,standout"),
426
("underline-blink-standout",
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
429
("bold-underline-blink-standout",
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
265
(u"normal",
266
u"default", u"default", None),
267
(u"bold",
268
u"default", u"default", u"bold"),
269
(u"underline-blink",
270
u"default", u"default", u"underline"),
271
(u"standout",
272
u"default", u"default", u"standout"),
273
(u"bold-underline-blink",
274
u"default", u"default", (u"bold", u"underline")),
275
(u"bold-standout",
276
u"default", u"default", (u"bold", u"standout")),
277
(u"underline-blink-standout",
278
u"default", u"default", (u"underline", u"standout")),
279
(u"bold-underline-blink-standout",
280
u"default", u"default", (u"bold", u"underline",
281
u"standout")),
432
282
))
433
283
434
284
if urwid.supports_unicode():
435
self.divider = "─" # \u2500
285
self.divider = u"─" # \u2500
286
#self.divider = u"━" # \u2501
436
287
else:
437
self.divider = "_" # \u005f
438
288
#self.divider = u"-" # \u002d
289
self.divider = u"_" # \u005f
290
439
291
self.screen.start()
440
292
441
293
self.size = self.screen.get_cols_rows()
442
294
443
295
self.clients = urwid.SimpleListWalker([])
444
296
self.clients_dict = {}
445
297
446
298
# We will add Text widgets to this list
447
299
self.log = []
448
300
self.max_log_length = max_log_length
449
450
self.log_level = log_level
451
301
452
302
# We keep a reference to the log widget so we can remove it
453
303
# from the ListWalker without it getting destroyed
454
304
self.logbox = ConstrainedListBox(self.log)
455
305
456
306
# This keeps track of whether self.uilist currently has
457
307
# self.logbox in it or not
458
308
self.log_visible = True
459
self.log_wrap = "any"
460
309
self.log_wrap = u"any"
310
461
311
self.rebuild()
462
self.log_message_raw(("bold",
463
"Mandos Monitor version " + version))
464
self.log_message_raw(("bold",
465
"q: Quit ?: Help"))
466
312
self.log_message_raw((u"bold",
313
u"Mandos Monitor version " + version))
314
self.log_message_raw((u"bold",
315
u"q: Quit ?: Help"))
316
467
317
self.busname = domain + '.Mandos'
468
self.main_loop = GLib.MainLoop()
469
318
self.main_loop = gobject.MainLoop()
319
self.bus = dbus.SystemBus()
320
mandos_dbus_objc = self.bus.get_object(
321
self.busname, u"/", follow_name_owner_changes=True)
322
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
323
dbus_interface
324
= server_interface)
325
try:
326
mandos_clients = (self.mandos_serv
327
.GetAllClientsWithProperties())
328
except dbus.exceptions.DBusException:
329
mandos_clients = dbus.Dictionary()
330
331
(self.mandos_serv
332
.connect_to_signal(u"ClientRemoved",
333
self.find_and_remove_client,
334
dbus_interface=server_interface,
335
byte_arrays=True))
336
(self.mandos_serv
337
.connect_to_signal(u"ClientAdded",
338
self.add_new_client,
339
dbus_interface=server_interface,
340
byte_arrays=True))
341
(self.mandos_serv
342
.connect_to_signal(u"ClientNotFound",
343
self.client_not_found,
344
dbus_interface=server_interface,
345
byte_arrays=True))
346
for path, client in mandos_clients.iteritems():
347
client_proxy_object = self.bus.get_object(self.busname,
348
path)
349
self.add_client(MandosClientWidget(server_proxy_object
350
=self.mandos_serv,
351
proxy_object
352
=client_proxy_object,
353
properties=client,
354
update_hook
355
=self.refresh,
356
delete_hook
357
=self.remove_client,
358
logger
359
=self.log_message),
360
path=path)
361
470
362
def client_not_found(self, fingerprint, address):
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
474
363
self.log_message((u"Client with address %s and fingerprint %s"
364
u" could not be found" % (address,
365
fingerprint)))
366
475
367
def rebuild(self):
476
368
"""This rebuilds the User Interface.
477
369
Call this when the widget layout needs to change"""
478
370
self.uilist = []
479
# self.uilist.append(urwid.ListBox(self.clients))
480
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
481
clients),
482
# header=urwid.Divider(),
371
#self.uilist.append(urwid.ListBox(self.clients))
372
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
373
#header=urwid.Divider(),
483
374
header=None,
484
footer=urwid.Divider(
485
div_char=self.divider)))
375
footer=urwid.Divider(div_char=self.divider)))
486
376
if self.log_visible:
487
377
self.uilist.append(self.logbox)
378
pass
488
379
self.topwidget = urwid.Pile(self.uilist)
489
490
def log_message(self, message, level=1):
491
"""Log message formatted with timestamp"""
492
if level < self.log_level:
493
return
380
381
def log_message(self, message):
494
382
timestamp = datetime.datetime.now().isoformat()
495
self.log_message_raw("{}: {}".format(timestamp, message),
496
level=level)
497
498
def log_message_raw(self, markup, level=1):
383
self.log_message_raw(timestamp + u": " + message)
384
385
def log_message_raw(self, markup):
499
386
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
502
387
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
503
if self.max_log_length:
504
if len(self.log) > self.max_log_length:
505
del self.log[0:len(self.log)-self.max_log_length-1]
388
if (self.max_log_length
389
and len(self.log) > self.max_log_length):
390
del self.log[0:len(self.log)-self.max_log_length-1]
506
391
self.logbox.set_focus(len(self.logbox.body.contents),
507
coming_from="above")
392
coming_from=u"above")
508
393
self.refresh()
509
394
510
395
def toggle_log_display(self):
511
396
"""Toggle visibility of the log buffer."""
512
397
self.log_visible = not self.log_visible
513
398
self.rebuild()
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
399
self.log_message(u"Log visibility changed to: "
400
+ unicode(self.log_visible))
401
517
402
def change_log_display(self):
518
403
"""Change type of log display.
519
404
Currently, this toggles wrapping of text lines."""
520
if self.log_wrap == "clip":
521
self.log_wrap = "any"
405
if self.log_wrap == u"clip":
406
self.log_wrap = u"any"
522
407
else:
523
self.log_wrap = "clip"
408
self.log_wrap = u"clip"
524
409
for textwidget in self.log:
525
410
textwidget.set_wrap_mode(self.log_wrap)
526
self.log_message("Wrap mode: {}".format(self.log_wrap),
527
level=0)
528
529
def find_and_remove_client(self, path, interfaces):
530
"""Find a client by its object path and remove it.
531
532
This is connected to the InterfacesRemoved signal from the
411
self.log_message(u"Wrap mode: " + self.log_wrap)
412
413
def find_and_remove_client(self, path, name):
414
"""Find an client from its object path and remove it.
415
416
This is connected to the ClientRemoved signal from the
533
417
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
537
418
try:
538
419
client = self.clients_dict[path]
539
420
except KeyError:
540
421
# not found?
541
self.log_message("Unknown client {!r} removed"
542
.format(path))
543
return
544
client.delete()
545
546
def add_new_client(self, path, ifs_and_props):
547
"""Find a client by its object path and remove it.
548
549
This is connected to the InterfacesAdded signal from the
550
Mandos server object.
551
"""
552
if client_interface not in ifs_and_props:
553
# Not a Mandos client object; ignore
554
return
422
return
423
self.remove_client(client, path)
424
425
def add_new_client(self, path):
555
426
client_proxy_object = self.bus.get_object(self.busname, path)
556
self.add_client(MandosClientWidget(
557
server_proxy_object=self.mandos_serv,
558
proxy_object=client_proxy_object,
559
update_hook=self.refresh,
560
delete_hook=self.remove_client,
561
logger=self.log_message,
562
properties=dict(ifs_and_props[client_interface])),
427
self.add_client(MandosClientWidget(server_proxy_object
428
=self.mandos_serv,
429
proxy_object
430
=client_proxy_object,
431
update_hook
432
=self.refresh,
433
delete_hook
434
=self.remove_client,
435
logger
436
=self.log_message),
563
437
path=path)
564
438
565
439
def add_client(self, client, path=None):
566
440
self.clients.append(client)
567
441
if path is None:
568
442
path = client.proxy.object_path
569
443
self.clients_dict[path] = client
570
self.clients.sort(key=lambda c: c.properties["Name"])
444
self.clients.sort(None, lambda c: c.properties[u"name"])
571
445
self.refresh()
572
446
573
447
def remove_client(self, client, path=None):
574
448
self.clients.remove(client)
575
449
if path is None:
576
450
path = client.proxy.object_path
577
451
del self.clients_dict[path]
452
if not self.clients_dict:
453
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
454
# is completely emptied, we need to recreate it.
455
self.clients = urwid.SimpleListWalker([])
456
self.rebuild()
578
457
self.refresh()
579
458
580
459
def refresh(self):
581
460
"""Redraw the screen"""
582
461
canvas = self.topwidget.render(self.size, focus=True)
583
462
self.screen.draw_screen(self.size, canvas)
584
463
585
464
def run(self):
586
465
"""Start the main loop and exit when it's done."""
587
self.bus = dbus.SystemBus()
588
mandos_dbus_objc = self.bus.get_object(
589
self.busname, "/", follow_name_owner_changes=True)
590
self.mandos_serv = dbus.Interface(
591
mandos_dbus_objc, dbus_interface=server_interface)
592
try:
593
mandos_clients = (self.mandos_serv
594
.GetAllClientsWithProperties())
595
if not mandos_clients:
596
self.log_message_raw(("bold",
597
"Note: Server has no clients."))
598
except dbus.exceptions.DBusException:
599
self.log_message_raw(("bold",
600
"Note: No Mandos server running."))
601
mandos_clients = dbus.Dictionary()
602
603
(self.mandos_serv
604
.connect_to_signal("InterfacesRemoved",
605
self.find_and_remove_client,
606
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
607
byte_arrays=True))
608
(self.mandos_serv
609
.connect_to_signal("InterfacesAdded",
610
self.add_new_client,
611
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
612
byte_arrays=True))
613
(self.mandos_serv
614
.connect_to_signal("ClientNotFound",
615
self.client_not_found,
616
dbus_interface=server_interface,
617
byte_arrays=True))
618
for path, client in mandos_clients.items():
619
client_proxy_object = self.bus.get_object(self.busname,
620
path)
621
self.add_client(MandosClientWidget(
622
server_proxy_object=self.mandos_serv,
623
proxy_object=client_proxy_object,
624
properties=client,
625
update_hook=self.refresh,
626
delete_hook=self.remove_client,
627
logger=self.log_message),
628
path=path)
629
630
466
self.refresh()
631
self._input_callback_tag = (GLib.io_add_watch
467
self._input_callback_tag = (gobject.io_add_watch
632
468
(sys.stdin.fileno(),
633
GLib.IO_IN,
469
gobject.IO_IN,
634
470
self.process_input))
635
471
self.main_loop.run()
636
472
# Main loop has finished, we should close everything now
637
GLib.source_remove(self._input_callback_tag)
473
gobject.source_remove(self._input_callback_tag)
638
474
self.screen.stop()
639
475
640
476
def stop(self):
641
477
self.main_loop.quit()
642
478
643
479
def process_input(self, source, condition):
644
480
keys = self.screen.get_input()
645
translations = {"ctrl n": "down", # Emacs
646
"ctrl p": "up", # Emacs
647
"ctrl v": "page down", # Emacs
648
"meta v": "page up", # Emacs
649
" ": "page down", # less
650
"f": "page down", # less
651
"b": "page up", # less
652
"j": "down", # vi
653
"k": "up", # vi
654
}
481
translations = { u"ctrl n": u"down", # Emacs
482
u"ctrl p": u"up", # Emacs
483
u"ctrl v": u"page down", # Emacs
484
u"meta v": u"page up", # Emacs
485
u" ": u"page down", # less
486
u"f": u"page down", # less
487
u"b": u"page up", # less
488
u"j": u"down", # vi
489
u"k": u"up", # vi
490
}
655
491
for key in keys:
656
492
try:
657
493
key = translations[key]
658
494
except KeyError: # :-)
659
495
pass
660
661
if key == "q" or key == "Q":
496
497
if key == u"q" or key == u"Q":
662
498
self.stop()
663
499
break
664
elif key == "window resize":
500
elif key == u"window resize":
665
501
self.size = self.screen.get_cols_rows()
666
502
self.refresh()
667
elif key == "ctrl l":
668
self.screen.clear()
503
elif key == u"\f": # Ctrl-L
669
504
self.refresh()
670
elif key == "l" or key == "D":
505
elif key == u"l" or key == u"D":
671
506
self.toggle_log_display()
672
507
self.refresh()
673
elif key == "w" or key == "i":
508
elif key == u"w" or key == u"i":
674
509
self.change_log_display()
675
510
self.refresh()
676
elif key == "?" or key == "f1" or key == "esc":
511
elif key == u"?" or key == u"f1" or key == u"esc":
677
512
if not self.log_visible:
678
513
self.log_visible = True
679
514
self.rebuild()
680
self.log_message_raw(("bold",
681
" ".
682
join(("q: Quit",
683
"?: Help",
684
"l: Log window toggle",
685
"TAB: Switch window",
686
"w: Wrap (log lines)",
687
"v: Toggle verbose log",
688
))))
689
self.log_message_raw(("bold",
690
" "
691
.join(("Clients:",
692
"+: Enable",
693
"-: Disable",
694
"R: Remove",
695
"s: Start new checker",
696
"S: Stop checker",
697
"C: Checker OK",
698
"a: Approve",
699
"d: Deny"))))
515
self.log_message_raw((u"bold",
516
u" ".
517
join((u"q: Quit",
518
u"?: Help",
519
u"l: Log window toggle",
520
u"TAB: Switch window",
521
u"w: Wrap (log)"))))
522
self.log_message_raw((u"bold",
523
u" "
524
.join((u"Clients:",
525
u"e: Enable",
526
u"d: Disable",
527
u"r: Remove",
528
u"s: Start new checker",
529
u"S: Stop checker",
530
u"C: Checker OK"))))
700
531
self.refresh()
701
elif key == "tab":
532
elif key == u"tab":
702
533
if self.topwidget.get_focus() is self.logbox:
703
534
self.topwidget.set_focus(0)
704
535
else:
705
536
self.topwidget.set_focus(self.logbox)
706
537
self.refresh()
707
elif key == "v":
708
if self.log_level == 0:
709
self.log_level = 1
710
self.log_message("Verbose mode: Off")
711
else:
712
self.log_level = 0
713
self.log_message("Verbose mode: On")
714
# elif (key == "end" or key == "meta >" or key == "G"
715
# or key == ">"):
716
# pass # xxx end-of-buffer
717
# elif (key == "home" or key == "meta <" or key == "g"
718
# or key == "<"):
719
# pass # xxx beginning-of-buffer
720
# elif key == "ctrl e" or key == "$":
721
# pass # xxx move-end-of-line
722
# elif key == "ctrl a" or key == "^":
723
# pass # xxx move-beginning-of-line
724
# elif key == "ctrl b" or key == "meta (" or key == "h":
725
# pass # xxx left
726
# elif key == "ctrl f" or key == "meta )" or key == "l":
727
# pass # xxx right
728
# elif key == "a":
729
# pass # scroll up log
730
# elif key == "z":
731
# pass # scroll down log
538
#elif (key == u"end" or key == u"meta >" or key == u"G"
539
# or key == u">"):
540
# pass # xxx end-of-buffer
541
#elif (key == u"home" or key == u"meta <" or key == u"g"
542
# or key == u"<"):
543
# pass # xxx beginning-of-buffer
544
#elif key == u"ctrl e" or key == u"$":
545
# pass # xxx move-end-of-line
546
#elif key == u"ctrl a" or key == u"^":
547
# pass # xxx move-beginning-of-line
548
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
549
# pass # xxx left
550
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
551
# pass # xxx right
552
#elif key == u"a":
553
# pass # scroll up log
554
#elif key == u"z":
555
# pass # scroll down log
732
556
elif self.topwidget.selectable():
733
557
self.topwidget.keypress(self.size, key)
734
558
self.refresh()
735
559
return True
736
560
737
738
561
ui = UserInterface()
739
562
try:
740
563
ui.run()
741
except KeyboardInterrupt:
742
ui.screen.stop()
743
except Exception as e:
744
ui.log_message(str(e))
564
except Exception, e:
565
ui.log_message(unicode(e))
745
566
ui.screen.stop()
746
567
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0