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- Committer: Teddy Hogeborn
- Date: 2018-02-06 20:03:50 UTC
- Revision ID: teddy@recompile.se-20180206200350-jzvorueb731xkph3
Update Debian Debhelper compatibility version.
* (debian/compat): Change to "10".
* (debian/compat): Change to "10".
- files added:
- DBUS-API
- debian/source
- debian/upstream
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
1
#!/usr/bin/python
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2
# -*- mode: python; coding: utf-8 -*-
3
#
4
# Mandos Monitor - Control and monitor the Mandos server
5
#
6
# Copyright © 2009-2017 Teddy Hogeborn
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# Copyright © 2009-2017 Björn Påhlsson
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#
9
# This file is part of Mandos.
10
#
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# Mandos is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
14
# (at your option) any later version.
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#
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# Mandos is distributed in the hope that it will be useful, but
17
# WITHOUT ANY WARRANTY; without even the implied warranty of
18
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19
# GNU General Public License for more details.
20
#
21
# You should have received a copy of the GNU General Public License
22
# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
23
#
24
# Contact the authors at <mandos@recompile.se>.
25
#
3
26
4
from __future__ import division, absolute_import, with_statement
27
from __future__ import (division, absolute_import, print_function,
28
unicode_literals)
29
try:
30
from future_builtins import *
31
except ImportError:
32
pass
5
33
6
34
import sys
7
35
import os
8
import signal
9
36
10
37
import datetime
11
38
13
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import urwid
14
41
15
42
from dbus.mainloop.glib import DBusGMainLoop
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import gobject
43
from gi.repository import GLib
17
44
18
45
import dbus
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46
20
import UserList
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22
47
import locale
23
48
24
locale.setlocale(locale.LC_ALL, u'')
25
26
49
import logging
50
51
if sys.version_info.major == 2:
52
str = unicode
53
54
locale.setlocale(locale.LC_ALL, '')
55
27
56
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
28
57
29
58
# Some useful constants
30
domain = 'se.bsnet.fukt'
59
domain = 'se.recompile'
31
60
server_interface = domain + '.Mandos'
32
61
client_interface = domain + '.Mandos.Client'
33
version = "1.0.15"
34
35
# Always run in monochrome mode
36
urwid.curses_display.curses.has_colors = lambda : False
37
38
# Urwid doesn't support blinking, but we want it. Since we have no
39
# use for underline on its own, we make underline also always blink.
40
urwid.curses_display.curses.A_UNDERLINE |= (
41
urwid.curses_display.curses.A_BLINK)
62
version = "1.7.16"
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),
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int(minute),
83
int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
85
42
86
43
87
class MandosClientPropertyCache(object):
44
88
"""This wraps a Mandos Client D-Bus proxy object, caches the
45
89
properties and calls a hook function when any of them are
46
90
changed.
47
91
"""
48
def __init__(self, proxy_object=None, *args, **kwargs):
49
self.proxy = proxy_object # Mandos Client proxy object
50
51
self.properties = dict()
52
self.proxy.connect_to_signal(u"PropertyChanged",
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self.property_changed,
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client_interface,
55
byte_arrays=True)
56
57
self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
60
super(MandosClientPropertyCache, self).__init__(
61
proxy_object=proxy_object, *args, **kwargs)
62
63
def property_changed(self, property=None, value=None):
64
"""This is called whenever we get a PropertyChanged signal
65
It updates the changed property in the "properties" dict.
92
def __init__(self, proxy_object=None, properties=None, **kwargs):
93
self.proxy = proxy_object # Mandos Client proxy object
94
self.properties = dict() if properties is None else properties
95
self.property_changed_match = (
96
self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
98
dbus.PROPERTIES_IFACE,
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byte_arrays=True))
100
101
if properties is None:
102
self.properties.update(self.proxy.GetAll(
103
client_interface,
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dbus_interface=dbus.PROPERTIES_IFACE))
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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.
66
111
"""
67
112
# Update properties dict with new value
68
self.properties[property] = value
113
if interface == client_interface:
114
self.properties.update(properties)
115
116
def delete(self):
117
self.property_changed_match.remove()
69
118
70
119
71
120
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
72
121
"""A Mandos Client which is visible on the screen.
73
122
"""
74
123
75
124
def __init__(self, server_proxy_object=None, update_hook=None,
76
delete_hook=None, logger=None, *args, **kwargs):
125
delete_hook=None, logger=None, **kwargs):
77
126
# Called on update
78
127
self.update_hook = update_hook
79
128
# Called on delete
82
131
self.server_proxy_object = server_proxy_object
83
132
# Logger
84
133
self.logger = logger
85
134
135
self._update_timer_callback_tag = None
136
86
137
# The widget shown normally
87
self._text_widget = urwid.Text(u"")
138
self._text_widget = urwid.Text("")
88
139
# The widget shown when we have focus
89
self._focus_text_widget = urwid.Text(u"")
90
super(MandosClientWidget, self).__init__(
91
update_hook=update_hook, delete_hook=delete_hook,
92
*args, **kwargs)
140
self._focus_text_widget = urwid.Text("")
141
super(MandosClientWidget, self).__init__(**kwargs)
93
142
self.update()
94
143
self.opened = False
95
self.proxy.connect_to_signal(u"CheckerCompleted",
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self.checker_completed,
97
client_interface,
98
byte_arrays=True)
99
self.proxy.connect_to_signal(u"CheckerStarted",
100
self.checker_started,
101
client_interface,
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byte_arrays=True)
103
self.proxy.connect_to_signal(u"GotSecret",
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self.got_secret,
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client_interface,
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byte_arrays=True)
107
self.proxy.connect_to_signal(u"NeedApproval",
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self.need_approval,
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client_interface,
110
byte_arrays=True)
111
self.proxy.connect_to_signal(u"Rejected",
112
self.rejected,
113
client_interface,
114
byte_arrays=True)
115
144
145
self.match_objects = (
146
self.proxy.connect_to_signal("CheckerCompleted",
147
self.checker_completed,
148
client_interface,
149
byte_arrays=True),
150
self.proxy.connect_to_signal("CheckerStarted",
151
self.checker_started,
152
client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("GotSecret",
155
self.got_secret,
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client_interface,
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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),
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self.proxy.connect_to_signal("Rejected",
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self.rejected,
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client_interface,
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byte_arrays=True))
166
self.logger('Created client {}'
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.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
116
182
def checker_completed(self, exitstatus, condition, command):
117
183
if exitstatus == 0:
118
#self.logger(u'Checker for client %s (command "%s")'
119
# u' was successful'
120
# % (self.properties[u"name"], command))
184
self.logger('Checker for client {} (command "{}")'
185
' succeeded'.format(self.properties["Name"],
186
command), level=0)
187
self.update()
121
188
return
189
# Checker failed
122
190
if os.WIFEXITED(condition):
123
self.logger(u'Checker for client %s (command "%s")'
124
u' failed with exit code %s'
125
% (self.properties[u"name"], command,
126
os.WEXITSTATUS(condition)))
127
return
128
if os.WIFSIGNALED(condition):
129
self.logger(u'Checker for client %s (command "%s")'
130
u' was killed by signal %s'
131
% (self.properties[u"name"], command,
132
os.WTERMSIG(condition)))
133
return
134
if os.WCOREDUMP(condition):
135
self.logger(u'Checker for client %s (command "%s")'
136
u' dumped core'
137
% (self.properties[u"name"], command))
138
self.logger(u'Checker for client %s completed mysteriously')
139
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
140
202
def checker_started(self, command):
141
#self.logger(u'Client %s started checker "%s"'
142
# % (self.properties[u"name"], unicode(command)))
143
pass
144
203
"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
206
command), level=0)
207
145
208
def got_secret(self):
146
self.logger(u'Client %s received its secret'
147
% self.properties[u"name"])
148
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
211
149
212
def need_approval(self, timeout, default):
150
213
if not default:
151
message = u'Client %s needs approval within %s seconds'
214
message = 'Client {} needs approval within {} seconds'
152
215
else:
153
message = u'Client %s will get its secret in %s seconds'
154
self.logger(message
155
% (self.properties[u"name"], timeout/1000))
156
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
219
157
220
def rejected(self, reason):
158
self.logger(u'Client %s was rejected; reason: %s'
159
% (self.properties[u"name"], reason))
160
221
self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
223
161
224
def selectable(self):
162
225
"""Make this a "selectable" widget.
163
226
This overrides the method from urwid.FlowWidget."""
164
227
return True
165
166
def rows(self, (maxcol,), focus=False):
228
229
def rows(self, maxcolrow, focus=False):
167
230
"""How many rows this widget will occupy might depend on
168
231
whether we have focus or not.
169
232
This overrides the method from urwid.FlowWidget"""
170
return self.current_widget(focus).rows((maxcol,), focus=focus)
171
233
return self.current_widget(focus).rows(maxcolrow, focus=focus)
234
172
235
def current_widget(self, focus=False):
173
236
if focus or self.opened:
174
237
return self._focus_widget
175
238
return self._widget
176
239
177
240
def update(self):
178
241
"Called when what is visible on the screen should be updated."
179
242
# How to add standout mode to a style
180
with_standout = { u"normal": u"standout",
181
u"bold": u"bold-standout",
182
u"underline-blink":
183
u"underline-blink-standout",
184
u"bold-underline-blink":
185
u"bold-underline-blink-standout",
186
}
187
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
188
251
# Rebuild focus and non-focus widgets using current properties
189
self._text = (u'%(name)s: %(enabled)s'
190
% { u"name": self.properties[u"name"],
191
u"enabled":
192
(u"enabled"
193
if self.properties[u"enabled"]
194
else u"DISABLED")})
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
195
294
if not urwid.supports_unicode():
196
295
self._text = self._text.encode("ascii", "replace")
197
textlist = [(u"normal", self._text)]
296
textlist = [("normal", self._text)]
198
297
self._text_widget.set_text(textlist)
199
298
self._focus_text_widget.set_text([(with_standout[text[0]],
200
299
text[1])
207
306
# Run update hook, if any
208
307
if self.update_hook is not None:
209
308
self.update_hook()
210
211
def delete(self):
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 = ()
212
324
if self.delete_hook is not None:
213
325
self.delete_hook(self)
214
215
def render(self, (maxcol,), focus=False):
326
return super(MandosClientWidget, self).delete(**kwargs)
327
328
def render(self, maxcolrow, focus=False):
216
329
"""Render differently if we have focus.
217
330
This overrides the method from urwid.FlowWidget"""
218
return self.current_widget(focus).render((maxcol,),
331
return self.current_widget(focus).render(maxcolrow,
219
332
focus=focus)
220
221
def keypress(self, (maxcol,), key):
333
334
def keypress(self, maxcolrow, key):
222
335
"""Handle keys.
223
336
This overrides the method from urwid.FlowWidget"""
224
if key == u"e" or key == u"+":
225
self.proxy.Enable()
226
elif key == u"d" or key == u"-":
227
self.proxy.Disable()
228
elif key == u"r" or key == u"_" or key == u"ctrl k":
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":
229
354
self.server_proxy_object.RemoveClient(self.proxy
230
.object_path)
231
elif key == u"s":
232
self.proxy.StartChecker()
233
elif key == u"S":
234
self.proxy.StopChecker()
235
elif key == u"C":
236
self.proxy.CheckedOK()
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)
237
368
# xxx
238
# elif key == u"p" or key == "=":
369
# elif key == "p" or key == "=":
239
370
# self.proxy.pause()
240
# elif key == u"u" or key == ":":
371
# elif key == "u" or key == ":":
241
372
# self.proxy.unpause()
242
# elif key == u"RET":
373
# elif key == "RET":
243
374
# self.open()
244
elif key == u"+":
245
self.proxy.Approve(True)
246
elif key == u"-":
247
self.proxy.Approve(False)
248
375
else:
249
376
return key
250
251
def property_changed(self, property=None, value=None,
252
*args, **kwargs):
253
"""Call self.update() if old value is not new value.
377
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
254
380
This overrides the method from MandosClientPropertyCache"""
255
property_name = unicode(property)
256
old_value = self.properties.get(property_name)
257
super(MandosClientWidget, self).property_changed(
258
property=property, value=value, *args, **kwargs)
259
if self.properties.get(property_name) != old_value:
381
old_values = {key: self.properties.get(key)
382
for key in properties.keys()}
383
super(MandosClientWidget, self).properties_changed(
384
interface, properties, invalidated)
385
if any(old_values[key] != self.properties.get(key)
386
for key in old_values):
260
387
self.update()
261
388
262
389
265
392
"down" key presses, thus not allowing any containing widgets to
266
393
use them as an excuse to shift focus away from this widget.
267
394
"""
268
def keypress(self, (maxcol, maxrow), key):
269
ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
270
if ret in (u"up", u"down"):
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
398
if ret in ("up", "down"):
271
399
return
272
400
return ret
273
401
276
404
"""This is the entire user interface - the whole screen
277
405
with boxes, lists of client widgets, etc.
278
406
"""
279
def __init__(self, max_log_length=1000):
407
def __init__(self, max_log_length=1000, log_level=1):
280
408
DBusGMainLoop(set_as_default=True)
281
409
282
410
self.screen = urwid.curses_display.Screen()
283
411
284
412
self.screen.register_palette((
285
(u"normal",
286
u"default", u"default", None),
287
(u"bold",
288
u"default", u"default", u"bold"),
289
(u"underline-blink",
290
u"default", u"default", u"underline"),
291
(u"standout",
292
u"default", u"default", u"standout"),
293
(u"bold-underline-blink",
294
u"default", u"default", (u"bold", u"underline")),
295
(u"bold-standout",
296
u"default", u"default", (u"bold", u"standout")),
297
(u"underline-blink-standout",
298
u"default", u"default", (u"underline", u"standout")),
299
(u"bold-underline-blink-standout",
300
u"default", u"default", (u"bold", u"underline",
301
u"standout")),
413
("normal",
414
"default", "default", None),
415
("bold",
416
"bold", "default", "bold"),
417
("underline-blink",
418
"underline,blink", "default", "underline,blink"),
419
("standout",
420
"standout", "default", "standout"),
421
("bold-underline-blink",
422
"bold,underline,blink", "default",
423
"bold,underline,blink"),
424
("bold-standout",
425
"bold,standout", "default", "bold,standout"),
426
("underline-blink-standout",
427
"underline,blink,standout", "default",
428
"underline,blink,standout"),
429
("bold-underline-blink-standout",
430
"bold,underline,blink,standout", "default",
431
"bold,underline,blink,standout"),
302
432
))
303
433
304
434
if urwid.supports_unicode():
305
self.divider = u"─" # \u2500
306
#self.divider = u"━" # \u2501
435
self.divider = "─" # \u2500
307
436
else:
308
#self.divider = u"-" # \u002d
309
self.divider = u"_" # \u005f
310
437
self.divider = "_" # \u005f
438
311
439
self.screen.start()
312
440
313
441
self.size = self.screen.get_cols_rows()
314
442
315
443
self.clients = urwid.SimpleListWalker([])
316
444
self.clients_dict = {}
317
445
318
446
# We will add Text widgets to this list
319
447
self.log = []
320
448
self.max_log_length = max_log_length
321
449
450
self.log_level = log_level
451
322
452
# We keep a reference to the log widget so we can remove it
323
453
# from the ListWalker without it getting destroyed
324
454
self.logbox = ConstrainedListBox(self.log)
325
455
326
456
# This keeps track of whether self.uilist currently has
327
457
# self.logbox in it or not
328
458
self.log_visible = True
329
self.log_wrap = u"any"
330
459
self.log_wrap = "any"
460
331
461
self.rebuild()
332
self.log_message_raw((u"bold",
333
u"Mandos Monitor version " + version))
334
self.log_message_raw((u"bold",
335
u"q: Quit ?: Help"))
336
462
self.log_message_raw(("bold",
463
"Mandos Monitor version " + version))
464
self.log_message_raw(("bold",
465
"q: Quit ?: Help"))
466
337
467
self.busname = domain + '.Mandos'
338
self.main_loop = gobject.MainLoop()
339
self.bus = dbus.SystemBus()
340
mandos_dbus_objc = self.bus.get_object(
341
self.busname, u"/", follow_name_owner_changes=True)
342
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
343
dbus_interface
344
= server_interface)
345
try:
346
mandos_clients = (self.mandos_serv
347
.GetAllClientsWithProperties())
348
except dbus.exceptions.DBusException:
349
mandos_clients = dbus.Dictionary()
350
351
(self.mandos_serv
352
.connect_to_signal(u"ClientRemoved",
353
self.find_and_remove_client,
354
dbus_interface=server_interface,
355
byte_arrays=True))
356
(self.mandos_serv
357
.connect_to_signal(u"ClientAdded",
358
self.add_new_client,
359
dbus_interface=server_interface,
360
byte_arrays=True))
361
(self.mandos_serv
362
.connect_to_signal(u"ClientNotFound",
363
self.client_not_found,
364
dbus_interface=server_interface,
365
byte_arrays=True))
366
for path, client in mandos_clients.iteritems():
367
client_proxy_object = self.bus.get_object(self.busname,
368
path)
369
self.add_client(MandosClientWidget(server_proxy_object
370
=self.mandos_serv,
371
proxy_object
372
=client_proxy_object,
373
properties=client,
374
update_hook
375
=self.refresh,
376
delete_hook
377
=self.remove_client,
378
logger
379
=self.log_message),
380
path=path)
381
468
self.main_loop = GLib.MainLoop()
469
382
470
def client_not_found(self, fingerprint, address):
383
self.log_message((u"Client with address %s and fingerprint %s"
384
u" could not be found" % (address,
385
fingerprint)))
386
471
self.log_message("Client with address {} and fingerprint {}"
472
" could not be found"
473
.format(address, fingerprint))
474
387
475
def rebuild(self):
388
476
"""This rebuilds the User Interface.
389
477
Call this when the widget layout needs to change"""
390
478
self.uilist = []
391
#self.uilist.append(urwid.ListBox(self.clients))
392
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
393
#header=urwid.Divider(),
479
# self.uilist.append(urwid.ListBox(self.clients))
480
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
481
clients),
482
# header=urwid.Divider(),
394
483
header=None,
395
footer=urwid.Divider(div_char=self.divider)))
484
footer=urwid.Divider(
485
div_char=self.divider)))
396
486
if self.log_visible:
397
487
self.uilist.append(self.logbox)
398
pass
399
488
self.topwidget = urwid.Pile(self.uilist)
400
401
def log_message(self, message):
489
490
def log_message(self, message, level=1):
491
"""Log message formatted with timestamp"""
492
if level < self.log_level:
493
return
402
494
timestamp = datetime.datetime.now().isoformat()
403
self.log_message_raw(timestamp + u": " + message)
404
405
def log_message_raw(self, markup):
495
self.log_message_raw("{}: {}".format(timestamp, message),
496
level=level)
497
498
def log_message_raw(self, markup, level=1):
406
499
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
407
502
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
408
if (self.max_log_length
409
and len(self.log) > self.max_log_length):
410
del self.log[0:len(self.log)-self.max_log_length-1]
503
if self.max_log_length:
504
if len(self.log) > self.max_log_length:
505
del self.log[0:len(self.log)-self.max_log_length-1]
411
506
self.logbox.set_focus(len(self.logbox.body.contents),
412
coming_from=u"above")
507
coming_from="above")
413
508
self.refresh()
414
509
415
510
def toggle_log_display(self):
416
511
"""Toggle visibility of the log buffer."""
417
512
self.log_visible = not self.log_visible
418
513
self.rebuild()
419
self.log_message(u"Log visibility changed to: "
420
+ unicode(self.log_visible))
421
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
422
517
def change_log_display(self):
423
518
"""Change type of log display.
424
519
Currently, this toggles wrapping of text lines."""
425
if self.log_wrap == u"clip":
426
self.log_wrap = u"any"
520
if self.log_wrap == "clip":
521
self.log_wrap = "any"
427
522
else:
428
self.log_wrap = u"clip"
523
self.log_wrap = "clip"
429
524
for textwidget in self.log:
430
525
textwidget.set_wrap_mode(self.log_wrap)
431
self.log_message(u"Wrap mode: " + self.log_wrap)
432
433
def find_and_remove_client(self, path, name):
434
"""Find an client from its object path and remove it.
435
436
This is connected to the ClientRemoved signal from the
526
self.log_message("Wrap mode: {}".format(self.log_wrap),
527
level=0)
528
529
def find_and_remove_client(self, path, interfaces):
530
"""Find a client by its object path and remove it.
531
532
This is connected to the InterfacesRemoved signal from the
437
533
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
438
537
try:
439
538
client = self.clients_dict[path]
440
539
except KeyError:
441
540
# not found?
442
return
443
self.remove_client(client, path)
444
445
def add_new_client(self, path):
541
self.log_message("Unknown client {!r} removed"
542
.format(path))
543
return
544
client.delete()
545
546
def add_new_client(self, path, ifs_and_props):
547
"""Find a client by its object path and remove it.
548
549
This is connected to the InterfacesAdded signal from the
550
Mandos server object.
551
"""
552
if client_interface not in ifs_and_props:
553
# Not a Mandos client object; ignore
554
return
446
555
client_proxy_object = self.bus.get_object(self.busname, path)
447
self.add_client(MandosClientWidget(server_proxy_object
448
=self.mandos_serv,
449
proxy_object
450
=client_proxy_object,
451
update_hook
452
=self.refresh,
453
delete_hook
454
=self.remove_client,
455
logger
456
=self.log_message),
556
self.add_client(MandosClientWidget(
557
server_proxy_object=self.mandos_serv,
558
proxy_object=client_proxy_object,
559
update_hook=self.refresh,
560
delete_hook=self.remove_client,
561
logger=self.log_message,
562
properties=dict(ifs_and_props[client_interface])),
457
563
path=path)
458
564
459
565
def add_client(self, client, path=None):
460
566
self.clients.append(client)
461
567
if path is None:
462
568
path = client.proxy.object_path
463
569
self.clients_dict[path] = client
464
self.clients.sort(None, lambda c: c.properties[u"name"])
570
self.clients.sort(key=lambda c: c.properties["Name"])
465
571
self.refresh()
466
572
467
573
def remove_client(self, client, path=None):
468
574
self.clients.remove(client)
469
575
if path is None:
470
576
path = client.proxy.object_path
471
577
del self.clients_dict[path]
472
if not self.clients_dict:
473
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
474
# is completely emptied, we need to recreate it.
475
self.clients = urwid.SimpleListWalker([])
476
self.rebuild()
477
578
self.refresh()
478
579
479
580
def refresh(self):
480
581
"""Redraw the screen"""
481
582
canvas = self.topwidget.render(self.size, focus=True)
482
583
self.screen.draw_screen(self.size, canvas)
483
584
484
585
def run(self):
485
586
"""Start the main loop and exit when it's done."""
587
self.bus = dbus.SystemBus()
588
mandos_dbus_objc = self.bus.get_object(
589
self.busname, "/", follow_name_owner_changes=True)
590
self.mandos_serv = dbus.Interface(
591
mandos_dbus_objc, dbus_interface=server_interface)
592
try:
593
mandos_clients = (self.mandos_serv
594
.GetAllClientsWithProperties())
595
if not mandos_clients:
596
self.log_message_raw(("bold",
597
"Note: Server has no clients."))
598
except dbus.exceptions.DBusException:
599
self.log_message_raw(("bold",
600
"Note: No Mandos server running."))
601
mandos_clients = dbus.Dictionary()
602
603
(self.mandos_serv
604
.connect_to_signal("InterfacesRemoved",
605
self.find_and_remove_client,
606
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
607
byte_arrays=True))
608
(self.mandos_serv
609
.connect_to_signal("InterfacesAdded",
610
self.add_new_client,
611
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
612
byte_arrays=True))
613
(self.mandos_serv
614
.connect_to_signal("ClientNotFound",
615
self.client_not_found,
616
dbus_interface=server_interface,
617
byte_arrays=True))
618
for path, client in mandos_clients.items():
619
client_proxy_object = self.bus.get_object(self.busname,
620
path)
621
self.add_client(MandosClientWidget(
622
server_proxy_object=self.mandos_serv,
623
proxy_object=client_proxy_object,
624
properties=client,
625
update_hook=self.refresh,
626
delete_hook=self.remove_client,
627
logger=self.log_message),
628
path=path)
629
486
630
self.refresh()
487
self._input_callback_tag = (gobject.io_add_watch
631
self._input_callback_tag = (GLib.io_add_watch
488
632
(sys.stdin.fileno(),
489
gobject.IO_IN,
633
GLib.IO_IN,
490
634
self.process_input))
491
635
self.main_loop.run()
492
636
# Main loop has finished, we should close everything now
493
gobject.source_remove(self._input_callback_tag)
637
GLib.source_remove(self._input_callback_tag)
494
638
self.screen.stop()
495
639
496
640
def stop(self):
497
641
self.main_loop.quit()
498
642
499
643
def process_input(self, source, condition):
500
644
keys = self.screen.get_input()
501
translations = { u"ctrl n": u"down", # Emacs
502
u"ctrl p": u"up", # Emacs
503
u"ctrl v": u"page down", # Emacs
504
u"meta v": u"page up", # Emacs
505
u" ": u"page down", # less
506
u"f": u"page down", # less
507
u"b": u"page up", # less
508
u"j": u"down", # vi
509
u"k": u"up", # vi
510
}
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
}
511
655
for key in keys:
512
656
try:
513
657
key = translations[key]
514
658
except KeyError: # :-)
515
659
pass
516
517
if key == u"q" or key == u"Q":
660
661
if key == "q" or key == "Q":
518
662
self.stop()
519
663
break
520
elif key == u"window resize":
664
elif key == "window resize":
521
665
self.size = self.screen.get_cols_rows()
522
666
self.refresh()
523
elif key == u"\f": # Ctrl-L
667
elif key == "ctrl l":
668
self.screen.clear()
524
669
self.refresh()
525
elif key == u"l" or key == u"D":
670
elif key == "l" or key == "D":
526
671
self.toggle_log_display()
527
672
self.refresh()
528
elif key == u"w" or key == u"i":
673
elif key == "w" or key == "i":
529
674
self.change_log_display()
530
675
self.refresh()
531
elif key == u"?" or key == u"f1" or key == u"esc":
676
elif key == "?" or key == "f1" or key == "esc":
532
677
if not self.log_visible:
533
678
self.log_visible = True
534
679
self.rebuild()
535
self.log_message_raw((u"bold",
536
u" ".
537
join((u"q: Quit",
538
u"?: Help",
539
u"l: Log window toggle",
540
u"TAB: Switch window",
541
u"w: Wrap (log)"))))
542
self.log_message_raw((u"bold",
543
u" "
544
.join((u"Clients:",
545
u"e: Enable",
546
u"d: Disable",
547
u"r: Remove",
548
u"s: Start new checker",
549
u"S: Stop checker",
550
u"C: Checker OK"))))
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"))))
551
700
self.refresh()
552
elif key == u"tab":
701
elif key == "tab":
553
702
if self.topwidget.get_focus() is self.logbox:
554
703
self.topwidget.set_focus(0)
555
704
else:
556
705
self.topwidget.set_focus(self.logbox)
557
706
self.refresh()
558
#elif (key == u"end" or key == u"meta >" or key == u"G"
559
# or key == u">"):
560
# pass # xxx end-of-buffer
561
#elif (key == u"home" or key == u"meta <" or key == u"g"
562
# or key == u"<"):
563
# pass # xxx beginning-of-buffer
564
#elif key == u"ctrl e" or key == u"$":
565
# pass # xxx move-end-of-line
566
#elif key == u"ctrl a" or key == u"^":
567
# pass # xxx move-beginning-of-line
568
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
569
# pass # xxx left
570
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
571
# pass # xxx right
572
#elif key == u"a":
573
# pass # scroll up log
574
#elif key == u"z":
575
# pass # scroll down log
707
elif key == "v":
708
if self.log_level == 0:
709
self.log_level = 1
710
self.log_message("Verbose mode: Off")
711
else:
712
self.log_level = 0
713
self.log_message("Verbose mode: On")
714
# elif (key == "end" or key == "meta >" or key == "G"
715
# or key == ">"):
716
# pass # xxx end-of-buffer
717
# elif (key == "home" or key == "meta <" or key == "g"
718
# or key == "<"):
719
# pass # xxx beginning-of-buffer
720
# elif key == "ctrl e" or key == "$":
721
# pass # xxx move-end-of-line
722
# elif key == "ctrl a" or key == "^":
723
# pass # xxx move-beginning-of-line
724
# elif key == "ctrl b" or key == "meta (" or key == "h":
725
# pass # xxx left
726
# elif key == "ctrl f" or key == "meta )" or key == "l":
727
# pass # xxx right
728
# elif key == "a":
729
# pass # scroll up log
730
# elif key == "z":
731
# pass # scroll down log
576
732
elif self.topwidget.selectable():
577
733
self.topwidget.keypress(self.size, key)
578
734
self.refresh()
579
735
return True
580
736
737
581
738
ui = UserInterface()
582
739
try:
583
740
ui.run()
584
except Exception, e:
585
ui.log_message(unicode(e))
741
except KeyboardInterrupt:
742
ui.screen.stop()
743
except Exception as e:
744
ui.log_message(str(e))
586
745
ui.screen.stop()
587
746
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0