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- Committer: Björn Påhlsson
- Date: 2010-09-12 18:23:40 UTC
- mfrom: (237.2.189 mandos)
- mto: (237.7.1 mandos)
- mto: This revision was merged to the branch mainline in revision 270.
- Revision ID: belorn@fukt.bsnet.se-20100912182340-09gzhdzd2a4zde5y
merge
- files removed:
- bugs.xml
- 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
#
6
# Copyright © 2009-2017 Teddy Hogeborn
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# Copyright © 2009-2017 Björn Påhlsson
8
#
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# This file is part of Mandos.
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#
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# Mandos is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
13
# the Free Software Foundation, either version 3 of the License, or
14
# (at your option) any later version.
15
#
16
# 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/>.
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#
24
# 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
24
locale.setlocale(locale.LC_ALL, u'')
25
49
26
import logging
50
51
if sys.version_info.major == 2:
52
str = unicode
53
54
locale.setlocale(locale.LC_ALL, '')
55
56
27
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
57
28
58
29
# Some useful constants
59
domain = 'se.recompile'
30
domain = 'se.bsnet.fukt'
60
31
server_interface = domain + '.Mandos'
61
32
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
33
version = "1.0.15"
34
35
# Always run in monochrome mode
36
urwid.curses_display.curses.has_colors = lambda : False
37
38
# Urwid doesn't support blinking, but we want it. Since we have no
39
# use for underline on its own, we make underline also always blink.
40
urwid.curses_display.curses.A_UNDERLINE |= (
41
urwid.curses_display.curses.A_BLINK)
69
42
70
43
def isoformat_to_datetime(iso):
71
44
"Parse an ISO 8601 date string to a datetime.datetime()"
72
45
if not iso:
73
46
return None
74
d, t = iso.split("T", 1)
75
year, month, day = d.split("-", 2)
76
hour, minute, second = t.split(":", 2)
47
d, t = iso.split(u"T", 1)
48
year, month, day = d.split(u"-", 2)
49
hour, minute, second = t.split(u":", 2)
77
50
second, fraction = divmod(float(second), 1)
78
51
return datetime.datetime(int(year),
79
52
int(month),
80
53
int(day),
81
54
int(hour),
82
55
int(minute),
83
int(second), # Whole seconds
84
int(fraction*1000000)) # Microseconds
85
56
int(second), # Whole seconds
57
int(fraction*1000000)) # Microseconds
86
58
87
59
class MandosClientPropertyCache(object):
88
60
"""This wraps a Mandos Client D-Bus proxy object, caches the
89
61
properties and calls a hook function when any of them are
90
62
changed.
91
63
"""
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.
64
def __init__(self, proxy_object=None, *args, **kwargs):
65
self.proxy = proxy_object # Mandos Client proxy object
66
67
self.properties = dict()
68
self.proxy.connect_to_signal(u"PropertyChanged",
69
self.property_changed,
70
client_interface,
71
byte_arrays=True)
72
73
self.properties.update(
74
self.proxy.GetAll(client_interface,
75
dbus_interface = dbus.PROPERTIES_IFACE))
76
77
#XXX This break good super behaviour!
78
# super(MandosClientPropertyCache, self).__init__(
79
# *args, **kwargs)
80
81
def property_changed(self, property=None, value=None):
82
"""This is called whenever we get a PropertyChanged signal
83
It updates the changed property in the "properties" dict.
111
84
"""
112
85
# 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()
86
self.properties[property] = value
118
87
119
88
120
89
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
121
90
"""A Mandos Client which is visible on the screen.
122
91
"""
123
92
124
93
def __init__(self, server_proxy_object=None, update_hook=None,
125
delete_hook=None, logger=None, **kwargs):
94
delete_hook=None, logger=None, *args, **kwargs):
126
95
# Called on update
127
96
self.update_hook = update_hook
128
97
# Called on delete
131
100
self.server_proxy_object = server_proxy_object
132
101
# Logger
133
102
self.logger = logger
134
103
135
104
self._update_timer_callback_tag = None
136
105
self.last_checker_failed = False
106
137
107
# The widget shown normally
138
self._text_widget = urwid.Text("")
108
self._text_widget = urwid.Text(u"")
139
109
# The widget shown when we have focus
140
self._focus_text_widget = urwid.Text("")
141
super(MandosClientWidget, self).__init__(**kwargs)
110
self._focus_text_widget = urwid.Text(u"")
111
super(MandosClientWidget, self).__init__(
112
update_hook=update_hook, delete_hook=delete_hook,
113
*args, **kwargs)
142
114
self.update()
143
115
self.opened = False
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,
153
byte_arrays=True),
154
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
116
self.proxy.connect_to_signal(u"CheckerCompleted",
117
self.checker_completed,
118
client_interface,
119
byte_arrays=True)
120
self.proxy.connect_to_signal(u"CheckerStarted",
121
self.checker_started,
122
client_interface,
123
byte_arrays=True)
124
self.proxy.connect_to_signal(u"GotSecret",
125
self.got_secret,
126
client_interface,
127
byte_arrays=True)
128
self.proxy.connect_to_signal(u"NeedApproval",
129
self.need_approval,
130
client_interface,
131
byte_arrays=True)
132
self.proxy.connect_to_signal(u"Rejected",
133
self.rejected,
134
client_interface,
135
byte_arrays=True)
136
last_checked_ok = isoformat_to_datetime(self.properties
137
[u"LastCheckedOK"])
138
if last_checked_ok is None:
139
self.last_checker_failed = True
140
else:
141
self.last_checker_failed = ((datetime.datetime.utcnow()
142
- last_checked_ok)
143
> datetime.timedelta
144
(milliseconds=
145
self.properties
146
[u"Interval"]))
147
if self.last_checker_failed:
148
self._update_timer_callback_tag = (gobject.timeout_add
176
149
(1000,
177
150
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
151
182
152
def checker_completed(self, exitstatus, condition, command):
183
153
if exitstatus == 0:
184
self.logger('Checker for client {} (command "{}")'
185
' succeeded'.format(self.properties["Name"],
186
command), level=0)
154
if self.last_checker_failed:
155
self.last_checker_failed = False
156
gobject.source_remove(self._update_timer_callback_tag)
157
self._update_timer_callback_tag = None
158
#self.logger(u'Checker for client %s (command "%s")'
159
# u' was successful'
160
# % (self.properties[u"Name"], command))
187
161
self.update()
188
162
return
189
163
# Checker failed
164
if not self.last_checker_failed:
165
self.last_checker_failed = True
166
self._update_timer_callback_tag = (gobject.timeout_add
167
(1000,
168
self.update_timer))
190
169
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)))
170
self.logger(u'Checker for client %s (command "%s")'
171
u' failed with exit code %s'
172
% (self.properties[u"Name"], command,
173
os.WEXITSTATUS(condition)))
195
174
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)))
175
self.logger(u'Checker for client %s (command "%s")'
176
u' was killed by signal %s'
177
% (self.properties[u"Name"], command,
178
os.WTERMSIG(condition)))
179
elif os.WCOREDUMP(condition):
180
self.logger(u'Checker for client %s (command "%s")'
181
u' dumped core'
182
% (self.properties[u"Name"], command))
183
else:
184
self.logger(u'Checker for client %s completed'
185
u' mysteriously')
200
186
self.update()
201
187
202
188
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
189
#self.logger(u'Client %s started checker "%s"'
190
# % (self.properties[u"Name"], unicode(command)))
191
pass
192
208
193
def got_secret(self):
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
211
194
self.last_checker_failed = False
195
self.logger(u'Client %s received its secret'
196
% self.properties[u"Name"])
197
212
198
def need_approval(self, timeout, default):
213
199
if not default:
214
message = 'Client {} needs approval within {} seconds'
200
message = u'Client %s needs approval within %s seconds'
215
201
else:
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
219
202
message = u'Client %s will get its secret in %s seconds'
203
self.logger(message
204
% (self.properties[u"Name"], timeout/1000))
205
220
206
def rejected(self, reason):
221
self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
223
207
self.logger(u'Client %s was rejected; reason: %s'
208
% (self.properties[u"Name"], reason))
209
224
210
def selectable(self):
225
211
"""Make this a "selectable" widget.
226
212
This overrides the method from urwid.FlowWidget."""
227
213
return True
228
229
def rows(self, maxcolrow, focus=False):
214
215
def rows(self, (maxcol,), focus=False):
230
216
"""How many rows this widget will occupy might depend on
231
217
whether we have focus or not.
232
218
This overrides the method from urwid.FlowWidget"""
233
return self.current_widget(focus).rows(maxcolrow, focus=focus)
234
219
return self.current_widget(focus).rows((maxcol,), focus=focus)
220
235
221
def current_widget(self, focus=False):
236
222
if focus or self.opened:
237
223
return self._focus_widget
238
224
return self._widget
239
225
240
226
def update(self):
241
227
"Called when what is visible on the screen should be updated."
242
228
# 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
}
229
with_standout = { u"normal": u"standout",
230
u"bold": u"bold-standout",
231
u"underline-blink":
232
u"underline-blink-standout",
233
u"bold-underline-blink":
234
u"bold-underline-blink-standout",
235
}
250
236
251
237
# Rebuild focus and non-focus widgets using current properties
252
238
253
239
# 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)
240
base = (u'%(name)s: '
241
% {u"name": self.properties[u"Name"]})
242
if not self.properties[u"Enabled"]:
243
message = u"DISABLED"
244
elif self.properties[u"ApprovalPending"]:
245
if self.properties[u"ApprovedByDefault"]:
246
message = u"Connection established to client. (d)eny?"
247
else:
248
message = u"Seeks approval to send secret. (a)pprove?"
249
elif self.last_checker_failed:
250
timeout = datetime.timedelta(milliseconds
251
= self.properties
252
[u"Timeout"])
253
last_ok = isoformat_to_datetime(
254
max((self.properties[u"LastCheckedOK"]
255
or self.properties[u"Created"]),
256
self.properties[u"LastEnabled"]))
257
timer = timeout - (datetime.datetime.utcnow() - last_ok)
258
message = (u'A checker has failed! Time until client'
259
u' gets diabled: %s'
260
% unicode(timer).rsplit(".", 1)[0])
289
261
else:
290
message = "enabled"
291
self.using_timer(False)
292
self._text = "{}{}".format(base, message)
293
262
message = u"enabled"
263
self._text = "%s%s" % (base, message)
264
294
265
if not urwid.supports_unicode():
295
266
self._text = self._text.encode("ascii", "replace")
296
textlist = [("normal", self._text)]
267
textlist = [(u"normal", self._text)]
297
268
self._text_widget.set_text(textlist)
298
269
self._focus_text_widget.set_text([(with_standout[text[0]],
299
270
text[1])
306
277
# Run update hook, if any
307
278
if self.update_hook is not None:
308
279
self.update_hook()
309
280
310
281
def update_timer(self):
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
282
"called by gobject"
314
283
self.update()
315
284
return True # Keep calling this
316
317
def delete(self, **kwargs):
285
286
def delete(self):
318
287
if self._update_timer_callback_tag is not None:
319
GLib.source_remove(self._update_timer_callback_tag)
288
gobject.source_remove(self._update_timer_callback_tag)
320
289
self._update_timer_callback_tag = None
321
for match in self.match_objects:
322
match.remove()
323
self.match_objects = ()
324
290
if self.delete_hook is not None:
325
291
self.delete_hook(self)
326
return super(MandosClientWidget, self).delete(**kwargs)
327
328
def render(self, maxcolrow, focus=False):
292
293
def render(self, (maxcol,), focus=False):
329
294
"""Render differently if we have focus.
330
295
This overrides the method from urwid.FlowWidget"""
331
return self.current_widget(focus).render(maxcolrow,
296
return self.current_widget(focus).render((maxcol,),
332
297
focus=focus)
333
334
def keypress(self, maxcolrow, key):
298
299
def keypress(self, (maxcol,), key):
335
300
"""Handle keys.
336
301
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":
302
if key == u"+":
303
self.proxy.Enable(dbus_interface = client_interface)
304
elif key == u"-":
305
self.proxy.Disable(dbus_interface = client_interface)
306
elif key == u"a":
346
307
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
347
dbus_interface=client_interface,
348
ignore_reply=True)
349
elif key == "d":
308
dbus_interface = client_interface)
309
elif key == u"d":
350
310
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":
311
dbus_interface = client_interface)
312
elif key == u"r" or key == u"_" or key == u"ctrl k":
354
313
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)
314
.object_path)
315
elif key == u"s":
316
self.proxy.StartChecker(dbus_interface = client_interface)
317
elif key == u"S":
318
self.proxy.StopChecker(dbus_interface = client_interface)
319
elif key == u"C":
320
self.proxy.CheckedOK(dbus_interface = client_interface)
368
321
# xxx
369
# elif key == "p" or key == "=":
322
# elif key == u"p" or key == "=":
370
323
# self.proxy.pause()
371
# elif key == "u" or key == ":":
324
# elif key == u"u" or key == ":":
372
325
# self.proxy.unpause()
373
# elif key == "RET":
326
# elif key == u"RET":
374
327
# self.open()
328
# elif key == u"+":
329
# self.proxy.Approve(True)
330
# elif key == u"-":
331
# self.proxy.Approve(False)
375
332
else:
376
333
return key
377
378
def properties_changed(self, interface, properties, invalidated):
379
"""Call self.update() if any properties changed.
334
335
def property_changed(self, property=None, value=None,
336
*args, **kwargs):
337
"""Call self.update() if old value is not new value.
380
338
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):
339
property_name = unicode(property)
340
old_value = self.properties.get(property_name)
341
super(MandosClientWidget, self).property_changed(
342
property=property, value=value, *args, **kwargs)
343
if self.properties.get(property_name) != old_value:
387
344
self.update()
388
345
389
346
392
349
"down" key presses, thus not allowing any containing widgets to
393
350
use them as an excuse to shift focus away from this widget.
394
351
"""
395
def keypress(self, *args, **kwargs):
396
ret = (super(ConstrainedListBox, self)
397
.keypress(*args, **kwargs))
398
if ret in ("up", "down"):
352
def keypress(self, (maxcol, maxrow), key):
353
ret = super(ConstrainedListBox, self).keypress((maxcol,
354
maxrow), key)
355
if ret in (u"up", u"down"):
399
356
return
400
357
return ret
401
358
404
361
"""This is the entire user interface - the whole screen
405
362
with boxes, lists of client widgets, etc.
406
363
"""
407
def __init__(self, max_log_length=1000, log_level=1):
364
def __init__(self, max_log_length=1000):
408
365
DBusGMainLoop(set_as_default=True)
409
366
410
367
self.screen = urwid.curses_display.Screen()
411
368
412
369
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"),
370
(u"normal",
371
u"default", u"default", None),
372
(u"bold",
373
u"default", u"default", u"bold"),
374
(u"underline-blink",
375
u"default", u"default", u"underline"),
376
(u"standout",
377
u"default", u"default", u"standout"),
378
(u"bold-underline-blink",
379
u"default", u"default", (u"bold", u"underline")),
380
(u"bold-standout",
381
u"default", u"default", (u"bold", u"standout")),
382
(u"underline-blink-standout",
383
u"default", u"default", (u"underline", u"standout")),
384
(u"bold-underline-blink-standout",
385
u"default", u"default", (u"bold", u"underline",
386
u"standout")),
432
387
))
433
388
434
389
if urwid.supports_unicode():
435
self.divider = "─" # \u2500
390
self.divider = u"─" # \u2500
391
#self.divider = u"━" # \u2501
436
392
else:
437
self.divider = "_" # \u005f
438
393
#self.divider = u"-" # \u002d
394
self.divider = u"_" # \u005f
395
439
396
self.screen.start()
440
397
441
398
self.size = self.screen.get_cols_rows()
442
399
443
400
self.clients = urwid.SimpleListWalker([])
444
401
self.clients_dict = {}
445
402
446
403
# We will add Text widgets to this list
447
404
self.log = []
448
405
self.max_log_length = max_log_length
449
450
self.log_level = log_level
451
406
452
407
# We keep a reference to the log widget so we can remove it
453
408
# from the ListWalker without it getting destroyed
454
409
self.logbox = ConstrainedListBox(self.log)
455
410
456
411
# This keeps track of whether self.uilist currently has
457
412
# self.logbox in it or not
458
413
self.log_visible = True
459
self.log_wrap = "any"
460
414
self.log_wrap = u"any"
415
461
416
self.rebuild()
462
self.log_message_raw(("bold",
463
"Mandos Monitor version " + version))
464
self.log_message_raw(("bold",
465
"q: Quit ?: Help"))
466
417
self.log_message_raw((u"bold",
418
u"Mandos Monitor version " + version))
419
self.log_message_raw((u"bold",
420
u"q: Quit ?: Help"))
421
467
422
self.busname = domain + '.Mandos'
468
self.main_loop = GLib.MainLoop()
469
423
self.main_loop = gobject.MainLoop()
424
self.bus = dbus.SystemBus()
425
mandos_dbus_objc = self.bus.get_object(
426
self.busname, u"/", follow_name_owner_changes=True)
427
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
428
dbus_interface
429
= server_interface)
430
try:
431
mandos_clients = (self.mandos_serv
432
.GetAllClientsWithProperties())
433
except dbus.exceptions.DBusException:
434
mandos_clients = dbus.Dictionary()
435
436
(self.mandos_serv
437
.connect_to_signal(u"ClientRemoved",
438
self.find_and_remove_client,
439
dbus_interface=server_interface,
440
byte_arrays=True))
441
(self.mandos_serv
442
.connect_to_signal(u"ClientAdded",
443
self.add_new_client,
444
dbus_interface=server_interface,
445
byte_arrays=True))
446
(self.mandos_serv
447
.connect_to_signal(u"ClientNotFound",
448
self.client_not_found,
449
dbus_interface=server_interface,
450
byte_arrays=True))
451
for path, client in mandos_clients.iteritems():
452
client_proxy_object = self.bus.get_object(self.busname,
453
path)
454
self.add_client(MandosClientWidget(server_proxy_object
455
=self.mandos_serv,
456
proxy_object
457
=client_proxy_object,
458
properties=client,
459
update_hook
460
=self.refresh,
461
delete_hook
462
=self.remove_client,
463
logger
464
=self.log_message),
465
path=path)
466
470
467
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
468
self.log_message((u"Client with address %s and fingerprint %s"
469
u" could not be found" % (address,
470
fingerprint)))
471
475
472
def rebuild(self):
476
473
"""This rebuilds the User Interface.
477
474
Call this when the widget layout needs to change"""
478
475
self.uilist = []
479
# self.uilist.append(urwid.ListBox(self.clients))
476
#self.uilist.append(urwid.ListBox(self.clients))
480
477
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
481
478
clients),
482
# header=urwid.Divider(),
479
#header=urwid.Divider(),
483
480
header=None,
484
footer=urwid.Divider(
485
div_char=self.divider)))
481
footer=
482
urwid.Divider(div_char=
483
self.divider)))
486
484
if self.log_visible:
487
485
self.uilist.append(self.logbox)
486
pass
488
487
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
488
489
def log_message(self, message):
494
490
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):
491
self.log_message_raw(timestamp + u": " + message)
492
493
def log_message_raw(self, markup):
499
494
"""Add a log message to the log buffer."""
500
if level < self.log_level:
501
return
502
495
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]
496
if (self.max_log_length
497
and len(self.log) > self.max_log_length):
498
del self.log[0:len(self.log)-self.max_log_length-1]
506
499
self.logbox.set_focus(len(self.logbox.body.contents),
507
coming_from="above")
500
coming_from=u"above")
508
501
self.refresh()
509
502
510
503
def toggle_log_display(self):
511
504
"""Toggle visibility of the log buffer."""
512
505
self.log_visible = not self.log_visible
513
506
self.rebuild()
514
self.log_message("Log visibility changed to: {}"
515
.format(self.log_visible), level=0)
516
507
self.log_message(u"Log visibility changed to: "
508
+ unicode(self.log_visible))
509
517
510
def change_log_display(self):
518
511
"""Change type of log display.
519
512
Currently, this toggles wrapping of text lines."""
520
if self.log_wrap == "clip":
521
self.log_wrap = "any"
513
if self.log_wrap == u"clip":
514
self.log_wrap = u"any"
522
515
else:
523
self.log_wrap = "clip"
516
self.log_wrap = u"clip"
524
517
for textwidget in self.log:
525
518
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
519
self.log_message(u"Wrap mode: " + self.log_wrap)
520
521
def find_and_remove_client(self, path, name):
522
"""Find an client from its object path and remove it.
523
524
This is connected to the ClientRemoved signal from the
533
525
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
537
526
try:
538
527
client = self.clients_dict[path]
539
528
except KeyError:
540
529
# 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
530
return
531
self.remove_client(client, path)
532
533
def add_new_client(self, path):
555
534
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])),
535
self.add_client(MandosClientWidget(server_proxy_object
536
=self.mandos_serv,
537
proxy_object
538
=client_proxy_object,
539
update_hook
540
=self.refresh,
541
delete_hook
542
=self.remove_client,
543
logger
544
=self.log_message),
563
545
path=path)
564
546
565
547
def add_client(self, client, path=None):
566
548
self.clients.append(client)
567
549
if path is None:
568
550
path = client.proxy.object_path
569
551
self.clients_dict[path] = client
570
self.clients.sort(key=lambda c: c.properties["Name"])
552
self.clients.sort(None, lambda c: c.properties[u"Name"])
571
553
self.refresh()
572
554
573
555
def remove_client(self, client, path=None):
574
556
self.clients.remove(client)
575
557
if path is None:
576
558
path = client.proxy.object_path
577
559
del self.clients_dict[path]
560
if not self.clients_dict:
561
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
562
# is completely emptied, we need to recreate it.
563
self.clients = urwid.SimpleListWalker([])
564
self.rebuild()
578
565
self.refresh()
579
566
580
567
def refresh(self):
581
568
"""Redraw the screen"""
582
569
canvas = self.topwidget.render(self.size, focus=True)
583
570
self.screen.draw_screen(self.size, canvas)
584
571
585
572
def run(self):
586
573
"""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
574
self.refresh()
631
self._input_callback_tag = (GLib.io_add_watch
575
self._input_callback_tag = (gobject.io_add_watch
632
576
(sys.stdin.fileno(),
633
GLib.IO_IN,
577
gobject.IO_IN,
634
578
self.process_input))
635
579
self.main_loop.run()
636
580
# Main loop has finished, we should close everything now
637
GLib.source_remove(self._input_callback_tag)
581
gobject.source_remove(self._input_callback_tag)
638
582
self.screen.stop()
639
583
640
584
def stop(self):
641
585
self.main_loop.quit()
642
586
643
587
def process_input(self, source, condition):
644
588
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
}
589
translations = { u"ctrl n": u"down", # Emacs
590
u"ctrl p": u"up", # Emacs
591
u"ctrl v": u"page down", # Emacs
592
u"meta v": u"page up", # Emacs
593
u" ": u"page down", # less
594
u"f": u"page down", # less
595
u"b": u"page up", # less
596
u"j": u"down", # vi
597
u"k": u"up", # vi
598
}
655
599
for key in keys:
656
600
try:
657
601
key = translations[key]
658
602
except KeyError: # :-)
659
603
pass
660
661
if key == "q" or key == "Q":
604
605
if key == u"q" or key == u"Q":
662
606
self.stop()
663
607
break
664
elif key == "window resize":
608
elif key == u"window resize":
665
609
self.size = self.screen.get_cols_rows()
666
610
self.refresh()
667
elif key == "ctrl l":
668
self.screen.clear()
611
elif key == u"\f": # Ctrl-L
669
612
self.refresh()
670
elif key == "l" or key == "D":
613
elif key == u"l" or key == u"D":
671
614
self.toggle_log_display()
672
615
self.refresh()
673
elif key == "w" or key == "i":
616
elif key == u"w" or key == u"i":
674
617
self.change_log_display()
675
618
self.refresh()
676
elif key == "?" or key == "f1" or key == "esc":
619
elif key == u"?" or key == u"f1" or key == u"esc":
677
620
if not self.log_visible:
678
621
self.log_visible = True
679
622
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"))))
623
self.log_message_raw((u"bold",
624
u" ".
625
join((u"q: Quit",
626
u"?: Help",
627
u"l: Log window toggle",
628
u"TAB: Switch window",
629
u"w: Wrap (log)"))))
630
self.log_message_raw((u"bold",
631
u" "
632
.join((u"Clients:",
633
u"+: Enable",
634
u"-: Disable",
635
u"r: Remove",
636
u"s: Start new checker",
637
u"S: Stop checker",
638
u"C: Checker OK",
639
u"a: Approve",
640
u"d: Deny"))))
700
641
self.refresh()
701
elif key == "tab":
642
elif key == u"tab":
702
643
if self.topwidget.get_focus() is self.logbox:
703
644
self.topwidget.set_focus(0)
704
645
else:
705
646
self.topwidget.set_focus(self.logbox)
706
647
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 == "$":
721
# pass # xxx move-end-of-line
722
# elif key == "ctrl a" or key == "^":
723
# pass # xxx move-beginning-of-line
724
# elif key == "ctrl b" or key == "meta (" or key == "h":
725
# pass # xxx left
726
# elif key == "ctrl f" or key == "meta )" or key == "l":
727
# pass # xxx right
728
# elif key == "a":
729
# pass # scroll up log
730
# elif key == "z":
731
# pass # scroll down log
648
#elif (key == u"end" or key == u"meta >" or key == u"G"
649
# or key == u">"):
650
# pass # xxx end-of-buffer
651
#elif (key == u"home" or key == u"meta <" or key == u"g"
652
# or key == u"<"):
653
# pass # xxx beginning-of-buffer
654
#elif key == u"ctrl e" or key == u"$":
655
# pass # xxx move-end-of-line
656
#elif key == u"ctrl a" or key == u"^":
657
# pass # xxx move-beginning-of-line
658
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
659
# pass # xxx left
660
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
661
# pass # xxx right
662
#elif key == u"a":
663
# pass # scroll up log
664
#elif key == u"z":
665
# pass # scroll down log
732
666
elif self.topwidget.selectable():
733
667
self.topwidget.keypress(self.size, key)
734
668
self.refresh()
735
669
return True
736
670
737
738
671
ui = UserInterface()
739
672
try:
740
673
ui.run()
741
674
except KeyboardInterrupt:
742
675
ui.screen.stop()
743
except Exception as e:
744
ui.log_message(str(e))
676
except Exception, e:
677
ui.log_message(unicode(e))
745
678
ui.screen.stop()
746
679
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0