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- Committer: Teddy Hogeborn
- Date: 2017-01-25 19:24:00 UTC
- mfrom: (891 trunk)
- mto: This revision was merged to the branch mainline in revision 892.
- Revision ID: teddy@recompile.se-20170125192400-qska3g89wkwg0ccu
Merge from trunk
- 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 -*-
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#
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# Mandos Monitor - Control and monitor the Mandos server
5
#
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# Copyright © 2009-2016 Teddy Hogeborn
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# Copyright © 2009-2016 Björn Påhlsson
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#
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# This program is free software: you can redistribute it and/or modify
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# it 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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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17
# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
20
# along with this program. If not, see
21
# <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
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#
3
25
4
from __future__ import division, absolute_import, with_statement
26
from __future__ import (division, absolute_import, print_function,
27
unicode_literals)
28
try:
29
from future_builtins import *
30
except ImportError:
31
pass
5
32
6
33
import sys
7
34
import os
8
import signal
9
35
10
36
import datetime
11
37
13
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import urwid
14
40
15
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from dbus.mainloop.glib import DBusGMainLoop
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import gobject
42
from gi.repository import GLib
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43
18
44
import dbus
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45
20
import UserList
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22
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import locale
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47
24
locale.setlocale(locale.LC_ALL, u'')
48
import logging
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50
if sys.version_info.major == 2:
51
str = unicode
52
53
locale.setlocale(locale.LC_ALL, '')
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55
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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56
26
57
# Some useful constants
27
domain = 'se.bsnet.fukt'
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domain = 'se.recompile'
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59
server_interface = domain + '.Mandos'
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60
client_interface = domain + '.Mandos.Client'
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 |= (
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urwid.curses_display.curses.A_BLINK)
61
version = "1.7.13"
62
63
try:
64
dbus.OBJECT_MANAGER_IFACE
65
except AttributeError:
66
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
67
68
69
def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
71
if not iso:
72
return None
73
d, t = iso.split("T", 1)
74
year, month, day = d.split("-", 2)
75
hour, minute, second = t.split(":", 2)
76
second, fraction = divmod(float(second), 1)
77
return datetime.datetime(int(year),
78
int(month),
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int(day),
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int(hour),
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int(minute),
82
int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
84
39
85
40
86
class MandosClientPropertyCache(object):
41
87
"""This wraps a Mandos Client D-Bus proxy object, caches the
42
88
properties and calls a hook function when any of them are
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89
changed.
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90
"""
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",
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self.property_changed,
51
client_interface,
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byte_arrays=True)
53
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self.properties.update(
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self.proxy.GetAll(client_interface,
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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.
91
def __init__(self, proxy_object=None, properties=None, **kwargs):
92
self.proxy = proxy_object # Mandos Client proxy object
93
self.properties = dict() if properties is None else properties
94
self.property_changed_match = (
95
self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
97
dbus.PROPERTIES_IFACE,
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byte_arrays=True))
99
100
if properties is None:
101
self.properties.update(self.proxy.GetAll(
102
client_interface,
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dbus_interface=dbus.PROPERTIES_IFACE))
104
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super(MandosClientPropertyCache, self).__init__(**kwargs)
106
107
def properties_changed(self, interface, properties, invalidated):
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"""This is called whenever we get a PropertiesChanged signal
109
It updates the changed properties in the "properties" dict.
63
110
"""
64
111
# Update properties dict with new value
65
self.properties[property] = value
112
if interface == client_interface:
113
self.properties.update(properties)
114
115
def delete(self):
116
self.property_changed_match.remove()
66
117
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118
68
119
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
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120
"""A Mandos Client which is visible on the screen.
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"""
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122
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def __init__(self, server_proxy_object=None, update_hook=None,
73
delete_hook=None, logger=None, *args, **kwargs):
124
delete_hook=None, logger=None, **kwargs):
74
125
# Called on update
75
126
self.update_hook = update_hook
76
127
# Called on delete
79
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self.server_proxy_object = server_proxy_object
80
131
# Logger
81
132
self.logger = logger
82
133
134
self._update_timer_callback_tag = None
135
83
136
# The widget shown normally
84
self._text_widget = urwid.Text(u"")
137
self._text_widget = urwid.Text("")
85
138
# The widget shown when we have focus
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)
139
self._focus_text_widget = urwid.Text("")
140
super(MandosClientWidget, self).__init__(**kwargs)
90
141
self.update()
91
142
self.opened = False
92
self.proxy.connect_to_signal(u"CheckerCompleted",
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self.checker_completed,
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client_interface,
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byte_arrays=True)
96
self.proxy.connect_to_signal(u"CheckerStarted",
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self.checker_started,
98
client_interface,
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byte_arrays=True)
100
self.proxy.connect_to_signal(u"GotSecret",
101
self.got_secret,
102
client_interface,
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byte_arrays=True)
104
self.proxy.connect_to_signal(u"Rejected",
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self.rejected,
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client_interface,
107
byte_arrays=True)
108
143
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self.match_objects = (
145
self.proxy.connect_to_signal("CheckerCompleted",
146
self.checker_completed,
147
client_interface,
148
byte_arrays=True),
149
self.proxy.connect_to_signal("CheckerStarted",
150
self.checker_started,
151
client_interface,
152
byte_arrays=True),
153
self.proxy.connect_to_signal("GotSecret",
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self.got_secret,
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client_interface,
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byte_arrays=True),
157
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))
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self.logger('Created client {}'
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.format(self.properties["Name"]), level=0)
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def using_timer(self, flag):
169
"""Call this method with True or False when timer should be
170
activated or deactivated.
171
"""
172
if flag and self._update_timer_callback_tag is None:
173
# Will update the shown timer value every second
174
self._update_timer_callback_tag = (GLib.timeout_add
175
(1000,
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self.update_timer))
177
elif not (flag or self._update_timer_callback_tag is None):
178
GLib.source_remove(self._update_timer_callback_tag)
179
self._update_timer_callback_tag = None
180
109
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def checker_completed(self, exitstatus, condition, command):
110
182
if exitstatus == 0:
111
self.logger(u'Checker for client %s (command "%s")'
112
u' was successful'
113
% (self.properties[u"name"], command))
183
self.logger('Checker for client {} (command "{}")'
184
' succeeded'.format(self.properties["Name"],
185
command), level=0)
186
self.update()
114
187
return
188
# Checker failed
115
189
if os.WIFEXITED(condition):
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
190
self.logger('Checker for client {} (command "{}") failed'
191
' with exit code {}'
192
.format(self.properties["Name"], command,
193
os.WEXITSTATUS(condition)))
194
elif os.WIFSIGNALED(condition):
195
self.logger('Checker for client {} (command "{}") was'
196
' killed by signal {}'
197
.format(self.properties["Name"], command,
198
os.WTERMSIG(condition)))
199
self.update()
200
133
201
def checker_started(self, command):
134
self.logger(u'Client %s started checker "%s"'
135
% (self.properties[u"name"], unicode(command)))
136
202
"""Server signals that a checker started."""
203
self.logger('Client {} started checker "{}"'
204
.format(self.properties["Name"],
205
command), level=0)
206
137
207
def got_secret(self):
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
208
self.logger('Client {} received its secret'
209
.format(self.properties["Name"]))
210
211
def need_approval(self, timeout, default):
212
if not default:
213
message = 'Client {} needs approval within {} seconds'
214
else:
215
message = 'Client {} will get its secret in {} seconds'
216
self.logger(message.format(self.properties["Name"],
217
timeout/1000))
218
219
def rejected(self, reason):
220
self.logger('Client {} was rejected; reason: {}'
221
.format(self.properties["Name"], reason))
222
145
223
def selectable(self):
146
224
"""Make this a "selectable" widget.
147
225
This overrides the method from urwid.FlowWidget."""
148
226
return True
149
150
def rows(self, (maxcol,), focus=False):
227
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def rows(self, maxcolrow, focus=False):
151
229
"""How many rows this widget will occupy might depend on
152
230
whether we have focus or not.
153
231
This overrides the method from urwid.FlowWidget"""
154
return self.current_widget(focus).rows((maxcol,), focus=focus)
155
232
return self.current_widget(focus).rows(maxcolrow, focus=focus)
233
156
234
def current_widget(self, focus=False):
157
235
if focus or self.opened:
158
236
return self._focus_widget
159
237
return self._widget
160
238
161
239
def update(self):
162
240
"Called when what is visible on the screen should be updated."
163
241
# How to add standout mode to a style
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
242
with_standout = {"normal": "standout",
243
"bold": "bold-standout",
244
"underline-blink":
245
"underline-blink-standout",
246
"bold-underline-blink":
247
"bold-underline-blink-standout",
248
}
249
172
250
# Rebuild focus and non-focus widgets using current properties
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")})
251
252
# Base part of a client. Name!
253
base = '{name}: '.format(name=self.properties["Name"])
254
if not self.properties["Enabled"]:
255
message = "DISABLED"
256
self.using_timer(False)
257
elif self.properties["ApprovalPending"]:
258
timeout = datetime.timedelta(
259
milliseconds=self.properties["ApprovalDelay"])
260
last_approval_request = isoformat_to_datetime(
261
self.properties["LastApprovalRequest"])
262
if last_approval_request is not None:
263
timer = max(timeout - (datetime.datetime.utcnow()
264
- last_approval_request),
265
datetime.timedelta())
266
else:
267
timer = datetime.timedelta()
268
if self.properties["ApprovedByDefault"]:
269
message = "Approval in {}. (d)eny?"
270
else:
271
message = "Denial in {}. (a)pprove?"
272
message = message.format(str(timer).rsplit(".", 1)[0])
273
self.using_timer(True)
274
elif self.properties["LastCheckerStatus"] != 0:
275
# When checker has failed, show timer until client expires
276
expires = self.properties["Expires"]
277
if expires == "":
278
timer = datetime.timedelta(0)
279
else:
280
expires = (datetime.datetime.strptime
281
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
282
timer = max(expires - datetime.datetime.utcnow(),
283
datetime.timedelta())
284
message = ('A checker has failed! Time until client'
285
' gets disabled: {}'
286
.format(str(timer).rsplit(".", 1)[0]))
287
self.using_timer(True)
288
else:
289
message = "enabled"
290
self.using_timer(False)
291
self._text = "{}{}".format(base, message)
292
179
293
if not urwid.supports_unicode():
180
294
self._text = self._text.encode("ascii", "replace")
181
textlist = [(u"normal", self._text)]
295
textlist = [("normal", self._text)]
182
296
self._text_widget.set_text(textlist)
183
297
self._focus_text_widget.set_text([(with_standout[text[0]],
184
298
text[1])
191
305
# Run update hook, if any
192
306
if self.update_hook is not None:
193
307
self.update_hook()
194
195
def delete(self):
308
309
def update_timer(self):
310
"""called by GLib. Will indefinitely loop until
311
GLib.source_remove() on tag is called
312
"""
313
self.update()
314
return True # Keep calling this
315
316
def delete(self, **kwargs):
317
if self._update_timer_callback_tag is not None:
318
GLib.source_remove(self._update_timer_callback_tag)
319
self._update_timer_callback_tag = None
320
for match in self.match_objects:
321
match.remove()
322
self.match_objects = ()
196
323
if self.delete_hook is not None:
197
324
self.delete_hook(self)
198
199
def render(self, (maxcol,), focus=False):
325
return super(MandosClientWidget, self).delete(**kwargs)
326
327
def render(self, maxcolrow, focus=False):
200
328
"""Render differently if we have focus.
201
329
This overrides the method from urwid.FlowWidget"""
202
return self.current_widget(focus).render((maxcol,),
330
return self.current_widget(focus).render(maxcolrow,
203
331
focus=focus)
204
205
def keypress(self, (maxcol,), key):
332
333
def keypress(self, maxcolrow, key):
206
334
"""Handle keys.
207
335
This overrides the method from urwid.FlowWidget"""
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":
336
if key == "+":
337
self.proxy.Set(client_interface, "Enabled",
338
dbus.Boolean(True), ignore_reply=True,
339
dbus_interface=dbus.PROPERTIES_IFACE)
340
elif key == "-":
341
self.proxy.Set(client_interface, "Enabled", False,
342
ignore_reply=True,
343
dbus_interface=dbus.PROPERTIES_IFACE)
344
elif key == "a":
345
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
346
dbus_interface=client_interface,
347
ignore_reply=True)
348
elif key == "d":
349
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
350
dbus_interface=client_interface,
351
ignore_reply=True)
352
elif key == "R" or key == "_" or key == "ctrl k":
213
353
self.server_proxy_object.RemoveClient(self.proxy
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()
354
.object_path,
355
ignore_reply=True)
356
elif key == "s":
357
self.proxy.Set(client_interface, "CheckerRunning",
358
dbus.Boolean(True), ignore_reply=True,
359
dbus_interface=dbus.PROPERTIES_IFACE)
360
elif key == "S":
361
self.proxy.Set(client_interface, "CheckerRunning",
362
dbus.Boolean(False), ignore_reply=True,
363
dbus_interface=dbus.PROPERTIES_IFACE)
364
elif key == "C":
365
self.proxy.CheckedOK(dbus_interface=client_interface,
366
ignore_reply=True)
221
367
# xxx
222
# elif key == u"p" or key == "=":
368
# elif key == "p" or key == "=":
223
369
# self.proxy.pause()
224
# elif key == u"u" or key == ":":
370
# elif key == "u" or key == ":":
225
371
# self.proxy.unpause()
226
# elif key == u"RET":
372
# elif key == "RET":
227
373
# self.open()
228
374
else:
229
375
return key
230
231
def property_changed(self, property=None, value=None,
232
*args, **kwargs):
233
"""Call self.update() if old value is not new value.
376
377
def properties_changed(self, interface, properties, invalidated):
378
"""Call self.update() if any properties changed.
234
379
This overrides the method from MandosClientPropertyCache"""
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:
380
old_values = {key: self.properties.get(key)
381
for key in properties.keys()}
382
super(MandosClientWidget, self).properties_changed(
383
interface, properties, invalidated)
384
if any(old_values[key] != self.properties.get(key)
385
for key in old_values):
240
386
self.update()
241
387
242
388
245
391
"down" key presses, thus not allowing any containing widgets to
246
392
use them as an excuse to shift focus away from this widget.
247
393
"""
248
def keypress(self, (maxcol, maxrow), key):
249
ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
250
if ret in (u"up", u"down"):
394
def keypress(self, *args, **kwargs):
395
ret = (super(ConstrainedListBox, self)
396
.keypress(*args, **kwargs))
397
if ret in ("up", "down"):
251
398
return
252
399
return ret
253
400
256
403
"""This is the entire user interface - the whole screen
257
404
with boxes, lists of client widgets, etc.
258
405
"""
259
def __init__(self, max_log_length=1000):
406
def __init__(self, max_log_length=1000, log_level=1):
260
407
DBusGMainLoop(set_as_default=True)
261
408
262
409
self.screen = urwid.curses_display.Screen()
263
410
264
411
self.screen.register_palette((
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")),
412
("normal",
413
"default", "default", None),
414
("bold",
415
"bold", "default", "bold"),
416
("underline-blink",
417
"underline,blink", "default", "underline,blink"),
418
("standout",
419
"standout", "default", "standout"),
420
("bold-underline-blink",
421
"bold,underline,blink", "default",
422
"bold,underline,blink"),
423
("bold-standout",
424
"bold,standout", "default", "bold,standout"),
425
("underline-blink-standout",
426
"underline,blink,standout", "default",
427
"underline,blink,standout"),
428
("bold-underline-blink-standout",
429
"bold,underline,blink,standout", "default",
430
"bold,underline,blink,standout"),
282
431
))
283
432
284
433
if urwid.supports_unicode():
285
self.divider = u"─" # \u2500
286
#self.divider = u"━" # \u2501
434
self.divider = "─" # \u2500
287
435
else:
288
#self.divider = u"-" # \u002d
289
self.divider = u"_" # \u005f
290
436
self.divider = "_" # \u005f
437
291
438
self.screen.start()
292
439
293
440
self.size = self.screen.get_cols_rows()
294
441
295
442
self.clients = urwid.SimpleListWalker([])
296
443
self.clients_dict = {}
297
444
298
445
# We will add Text widgets to this list
299
446
self.log = []
300
447
self.max_log_length = max_log_length
301
448
449
self.log_level = log_level
450
302
451
# We keep a reference to the log widget so we can remove it
303
452
# from the ListWalker without it getting destroyed
304
453
self.logbox = ConstrainedListBox(self.log)
305
454
306
455
# This keeps track of whether self.uilist currently has
307
456
# self.logbox in it or not
308
457
self.log_visible = True
309
self.log_wrap = u"any"
310
458
self.log_wrap = "any"
459
311
460
self.rebuild()
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
461
self.log_message_raw(("bold",
462
"Mandos Monitor version " + version))
463
self.log_message_raw(("bold",
464
"q: Quit ?: Help"))
465
317
466
self.busname = domain + '.Mandos'
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
467
self.main_loop = GLib.MainLoop()
468
362
469
def client_not_found(self, fingerprint, address):
363
self.log_message((u"Client with address %s and fingerprint %s"
364
u" could not be found" % (address,
365
fingerprint)))
366
470
self.log_message("Client with address {} and fingerprint {}"
471
" could not be found"
472
.format(address, fingerprint))
473
367
474
def rebuild(self):
368
475
"""This rebuilds the User Interface.
369
476
Call this when the widget layout needs to change"""
370
477
self.uilist = []
371
#self.uilist.append(urwid.ListBox(self.clients))
372
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
373
#header=urwid.Divider(),
478
# self.uilist.append(urwid.ListBox(self.clients))
479
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
480
clients),
481
# header=urwid.Divider(),
374
482
header=None,
375
footer=urwid.Divider(div_char=self.divider)))
483
footer=urwid.Divider(
484
div_char=self.divider)))
376
485
if self.log_visible:
377
486
self.uilist.append(self.logbox)
378
pass
379
487
self.topwidget = urwid.Pile(self.uilist)
380
381
def log_message(self, message):
488
489
def log_message(self, message, level=1):
490
"""Log message formatted with timestamp"""
491
if level < self.log_level:
492
return
382
493
timestamp = datetime.datetime.now().isoformat()
383
self.log_message_raw(timestamp + u": " + message)
384
385
def log_message_raw(self, markup):
494
self.log_message_raw("{}: {}".format(timestamp, message),
495
level=level)
496
497
def log_message_raw(self, markup, level=1):
386
498
"""Add a log message to the log buffer."""
499
if level < self.log_level:
500
return
387
501
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
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]
502
if self.max_log_length:
503
if len(self.log) > self.max_log_length:
504
del self.log[0:len(self.log)-self.max_log_length-1]
391
505
self.logbox.set_focus(len(self.logbox.body.contents),
392
coming_from=u"above")
506
coming_from="above")
393
507
self.refresh()
394
508
395
509
def toggle_log_display(self):
396
510
"""Toggle visibility of the log buffer."""
397
511
self.log_visible = not self.log_visible
398
512
self.rebuild()
399
self.log_message(u"Log visibility changed to: "
400
+ unicode(self.log_visible))
401
513
self.log_message("Log visibility changed to: {}"
514
.format(self.log_visible), level=0)
515
402
516
def change_log_display(self):
403
517
"""Change type of log display.
404
518
Currently, this toggles wrapping of text lines."""
405
if self.log_wrap == u"clip":
406
self.log_wrap = u"any"
519
if self.log_wrap == "clip":
520
self.log_wrap = "any"
407
521
else:
408
self.log_wrap = u"clip"
522
self.log_wrap = "clip"
409
523
for textwidget in self.log:
410
524
textwidget.set_wrap_mode(self.log_wrap)
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
525
self.log_message("Wrap mode: {}".format(self.log_wrap),
526
level=0)
527
528
def find_and_remove_client(self, path, interfaces):
529
"""Find a client by its object path and remove it.
530
531
This is connected to the InterfacesRemoved signal from the
417
532
Mandos server object."""
533
if client_interface not in interfaces:
534
# Not a Mandos client object; ignore
535
return
418
536
try:
419
537
client = self.clients_dict[path]
420
538
except KeyError:
421
539
# not found?
422
return
423
self.remove_client(client, path)
424
425
def add_new_client(self, path):
540
self.log_message("Unknown client {!r} removed"
541
.format(path))
542
return
543
client.delete()
544
545
def add_new_client(self, path, ifs_and_props):
546
"""Find a client by its object path and remove it.
547
548
This is connected to the InterfacesAdded signal from the
549
Mandos server object.
550
"""
551
if client_interface not in ifs_and_props:
552
# Not a Mandos client object; ignore
553
return
426
554
client_proxy_object = self.bus.get_object(self.busname, path)
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),
555
self.add_client(MandosClientWidget(
556
server_proxy_object=self.mandos_serv,
557
proxy_object=client_proxy_object,
558
update_hook=self.refresh,
559
delete_hook=self.remove_client,
560
logger=self.log_message,
561
properties=dict(ifs_and_props[client_interface])),
437
562
path=path)
438
563
439
564
def add_client(self, client, path=None):
440
565
self.clients.append(client)
441
566
if path is None:
442
567
path = client.proxy.object_path
443
568
self.clients_dict[path] = client
444
self.clients.sort(None, lambda c: c.properties[u"name"])
569
self.clients.sort(key=lambda c: c.properties["Name"])
445
570
self.refresh()
446
571
447
572
def remove_client(self, client, path=None):
448
573
self.clients.remove(client)
449
574
if path is None:
450
575
path = client.proxy.object_path
451
576
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()
457
577
self.refresh()
458
578
459
579
def refresh(self):
460
580
"""Redraw the screen"""
461
581
canvas = self.topwidget.render(self.size, focus=True)
462
582
self.screen.draw_screen(self.size, canvas)
463
583
464
584
def run(self):
465
585
"""Start the main loop and exit when it's done."""
586
self.bus = dbus.SystemBus()
587
mandos_dbus_objc = self.bus.get_object(
588
self.busname, "/", follow_name_owner_changes=True)
589
self.mandos_serv = dbus.Interface(
590
mandos_dbus_objc, dbus_interface=server_interface)
591
try:
592
mandos_clients = (self.mandos_serv
593
.GetAllClientsWithProperties())
594
if not mandos_clients:
595
self.log_message_raw(("bold",
596
"Note: Server has no clients."))
597
except dbus.exceptions.DBusException:
598
self.log_message_raw(("bold",
599
"Note: No Mandos server running."))
600
mandos_clients = dbus.Dictionary()
601
602
(self.mandos_serv
603
.connect_to_signal("InterfacesRemoved",
604
self.find_and_remove_client,
605
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
606
byte_arrays=True))
607
(self.mandos_serv
608
.connect_to_signal("InterfacesAdded",
609
self.add_new_client,
610
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
611
byte_arrays=True))
612
(self.mandos_serv
613
.connect_to_signal("ClientNotFound",
614
self.client_not_found,
615
dbus_interface=server_interface,
616
byte_arrays=True))
617
for path, client in mandos_clients.items():
618
client_proxy_object = self.bus.get_object(self.busname,
619
path)
620
self.add_client(MandosClientWidget(
621
server_proxy_object=self.mandos_serv,
622
proxy_object=client_proxy_object,
623
properties=client,
624
update_hook=self.refresh,
625
delete_hook=self.remove_client,
626
logger=self.log_message),
627
path=path)
628
466
629
self.refresh()
467
self._input_callback_tag = (gobject.io_add_watch
630
self._input_callback_tag = (GLib.io_add_watch
468
631
(sys.stdin.fileno(),
469
gobject.IO_IN,
632
GLib.IO_IN,
470
633
self.process_input))
471
634
self.main_loop.run()
472
635
# Main loop has finished, we should close everything now
473
gobject.source_remove(self._input_callback_tag)
636
GLib.source_remove(self._input_callback_tag)
474
637
self.screen.stop()
475
638
476
639
def stop(self):
477
640
self.main_loop.quit()
478
641
479
642
def process_input(self, source, condition):
480
643
keys = self.screen.get_input()
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
}
644
translations = {"ctrl n": "down", # Emacs
645
"ctrl p": "up", # Emacs
646
"ctrl v": "page down", # Emacs
647
"meta v": "page up", # Emacs
648
" ": "page down", # less
649
"f": "page down", # less
650
"b": "page up", # less
651
"j": "down", # vi
652
"k": "up", # vi
653
}
491
654
for key in keys:
492
655
try:
493
656
key = translations[key]
494
657
except KeyError: # :-)
495
658
pass
496
497
if key == u"q" or key == u"Q":
659
660
if key == "q" or key == "Q":
498
661
self.stop()
499
662
break
500
elif key == u"window resize":
663
elif key == "window resize":
501
664
self.size = self.screen.get_cols_rows()
502
665
self.refresh()
503
elif key == u"\f": # Ctrl-L
666
elif key == "ctrl l":
667
self.screen.clear()
504
668
self.refresh()
505
elif key == u"l" or key == u"D":
669
elif key == "l" or key == "D":
506
670
self.toggle_log_display()
507
671
self.refresh()
508
elif key == u"w" or key == u"i":
672
elif key == "w" or key == "i":
509
673
self.change_log_display()
510
674
self.refresh()
511
elif key == u"?" or key == u"f1" or key == u"esc":
675
elif key == "?" or key == "f1" or key == "esc":
512
676
if not self.log_visible:
513
677
self.log_visible = True
514
678
self.rebuild()
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"))))
679
self.log_message_raw(("bold",
680
" ".
681
join(("q: Quit",
682
"?: Help",
683
"l: Log window toggle",
684
"TAB: Switch window",
685
"w: Wrap (log lines)",
686
"v: Toggle verbose log",
687
))))
688
self.log_message_raw(("bold",
689
" "
690
.join(("Clients:",
691
"+: Enable",
692
"-: Disable",
693
"R: Remove",
694
"s: Start new checker",
695
"S: Stop checker",
696
"C: Checker OK",
697
"a: Approve",
698
"d: Deny"))))
531
699
self.refresh()
532
elif key == u"tab":
700
elif key == "tab":
533
701
if self.topwidget.get_focus() is self.logbox:
534
702
self.topwidget.set_focus(0)
535
703
else:
536
704
self.topwidget.set_focus(self.logbox)
537
705
self.refresh()
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"$":
545
# pass # xxx move-end-of-line
546
#elif key == u"ctrl a" or key == u"^":
547
# pass # xxx move-beginning-of-line
548
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
549
# pass # xxx left
550
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
551
# pass # xxx right
552
#elif key == u"a":
553
# pass # scroll up log
554
#elif key == u"z":
555
# pass # scroll down log
706
elif key == "v":
707
if self.log_level == 0:
708
self.log_level = 1
709
self.log_message("Verbose mode: Off")
710
else:
711
self.log_level = 0
712
self.log_message("Verbose mode: On")
713
# elif (key == "end" or key == "meta >" or key == "G"
714
# or key == ">"):
715
# pass # xxx end-of-buffer
716
# elif (key == "home" or key == "meta <" or key == "g"
717
# or key == "<"):
718
# pass # xxx beginning-of-buffer
719
# elif key == "ctrl e" or key == "$":
720
# pass # xxx move-end-of-line
721
# elif key == "ctrl a" or key == "^":
722
# pass # xxx move-beginning-of-line
723
# elif key == "ctrl b" or key == "meta (" or key == "h":
724
# pass # xxx left
725
# elif key == "ctrl f" or key == "meta )" or key == "l":
726
# pass # xxx right
727
# elif key == "a":
728
# pass # scroll up log
729
# elif key == "z":
730
# pass # scroll down log
556
731
elif self.topwidget.selectable():
557
732
self.topwidget.keypress(self.size, key)
558
733
self.refresh()
559
734
return True
560
735
736
561
737
ui = UserInterface()
562
738
try:
563
739
ui.run()
564
except Exception, e:
565
ui.log_message(unicode(e))
740
except KeyboardInterrupt:
741
ui.screen.stop()
742
except Exception as e:
743
ui.log_message(str(e))
566
744
ui.screen.stop()
567
745
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0