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- Committer: Teddy Hogeborn
- Date: 2019-09-04 05:31:20 UTC
- mto: This revision was merged to the branch mainline in revision 394.
- Revision ID: teddy@recompile.se-20190904053120-b85b56a5kdrnxhbx
Fix server Debian package test
* debian/tests/control (mandos-check/Restrictions): Add
"allow-stderr".
* debian/tests/control (mandos-check/Restrictions): Add
"allow-stderr".
- files added:
- DBUS-API
- debian/source
- debian/tests
- debian/upstream
- dracut-module
- network-hooks.d
- plugin-helpers
- files removed:
- initramfs-tools-hook-conf
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
#!/usr/bin/python
1
#!/usr/bin/python3 -bb
2
2
# -*- mode: python; coding: utf-8 -*-
3
#
4
# Mandos Monitor - Control and monitor the Mandos server
5
#
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# Copyright © 2009-2019 Teddy Hogeborn
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# Copyright © 2009-2019 Björn Påhlsson
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#
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# This file is part of Mandos.
10
#
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# Mandos is free software: you can redistribute it and/or modify it
12
# under the terms of the GNU General Public License as published by
13
# the Free Software Foundation, either version 3 of the License, or
14
# (at your option) any later version.
15
#
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# Mandos is distributed in the hope that it will be useful, but
17
# WITHOUT ANY WARRANTY; without even the implied warranty of
18
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19
# GNU General Public License for more details.
20
#
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# You should have received a copy of the GNU General Public License
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
import warnings
10
37
import datetime
11
38
12
39
import urwid.curses_display
13
40
import urwid
14
41
15
42
from dbus.mainloop.glib import DBusGMainLoop
16
import gobject
43
from gi.repository import GLib
17
44
18
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import dbus
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46
20
import UserList
21
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 = "1.8.9"
63
64
try:
65
dbus.OBJECT_MANAGER_IFACE
66
except AttributeError:
67
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
68
42
69
43
70
def isoformat_to_datetime(iso):
44
71
"Parse an ISO 8601 date string to a datetime.datetime()"
45
72
if not iso:
46
73
return None
47
d, t = iso.split(u"T", 1)
48
year, month, day = d.split(u"-", 2)
49
hour, minute, second = t.split(u":", 2)
74
d, t = iso.split("T", 1)
75
year, month, day = d.split("-", 2)
76
hour, minute, second = t.split(":", 2)
50
77
second, fraction = divmod(float(second), 1)
51
78
return datetime.datetime(int(year),
52
79
int(month),
53
80
int(day),
54
81
int(hour),
55
82
int(minute),
56
int(second), # Whole seconds
57
int(fraction*1000000)) # Microseconds
83
int(second), # Whole seconds
84
int(fraction*1000000)) # Microseconds
85
58
86
59
87
class MandosClientPropertyCache(object):
60
88
"""This wraps a Mandos Client D-Bus proxy object, caches the
61
89
properties and calls a hook function when any of them are
62
90
changed.
63
91
"""
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.
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,
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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.
84
111
"""
85
112
# Update properties dict with new value
86
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()
87
118
88
119
89
120
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
90
121
"""A Mandos Client which is visible on the screen.
91
122
"""
92
123
93
124
def __init__(self, server_proxy_object=None, update_hook=None,
94
delete_hook=None, logger=None, *args, **kwargs):
125
delete_hook=None, logger=None, **kwargs):
95
126
# Called on update
96
127
self.update_hook = update_hook
97
128
# Called on delete
100
131
self.server_proxy_object = server_proxy_object
101
132
# Logger
102
133
self.logger = logger
103
134
104
135
self._update_timer_callback_tag = None
105
self.last_checker_failed = False
106
136
107
137
# The widget shown normally
108
self._text_widget = urwid.Text(u"")
138
self._text_widget = urwid.Text("")
109
139
# The widget shown when we have focus
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)
140
self._focus_text_widget = urwid.Text("")
141
super(MandosClientWidget, self).__init__(**kwargs)
114
142
self.update()
115
143
self.opened = False
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
["last_checked_ok"])
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["interval"]))
146
if self.last_checker_failed:
147
self._update_timer_callback_tag = (gobject.timeout_add
144
145
self.match_objects = (
146
self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
148
client_interface,
149
byte_arrays=True),
150
self.proxy.connect_to_signal("CheckerStarted",
151
self.checker_started,
152
client_interface,
153
byte_arrays=True),
154
self.proxy.connect_to_signal("GotSecret",
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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
148
176
(1000,
149
177
self.update_timer))
150
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
def checker_completed(self, exitstatus, condition, command):
152
183
if exitstatus == 0:
153
if self.last_checker_failed:
154
self.last_checker_failed = False
155
gobject.source_remove(self._update_timer_callback_tag)
156
self._update_timer_callback_tag = None
157
self.logger(u'Checker for client %s (command "%s")'
158
u' was successful'
159
% (self.properties[u"name"], command))
184
self.logger('Checker for client {} (command "{}")'
185
' succeeded'.format(self.properties["Name"],
186
command), level=0)
160
187
self.update()
161
188
return
162
189
# Checker failed
163
if not self.last_checker_failed:
164
self.last_checker_failed = True
165
self._update_timer_callback_tag = (gobject.timeout_add
166
(1000,
167
self.update_timer))
168
190
if os.WIFEXITED(condition):
169
self.logger(u'Checker for client %s (command "%s")'
170
u' failed with exit code %s'
171
% (self.properties[u"name"], command,
172
os.WEXITSTATUS(condition)))
191
self.logger('Checker for client {} (command "{}") failed'
192
' with exit code {}'
193
.format(self.properties["Name"], command,
194
os.WEXITSTATUS(condition)))
173
195
elif os.WIFSIGNALED(condition):
174
self.logger(u'Checker for client %s (command "%s")'
175
u' was killed by signal %s'
176
% (self.properties[u"name"], command,
177
os.WTERMSIG(condition)))
178
elif os.WCOREDUMP(condition):
179
self.logger(u'Checker for client %s (command "%s")'
180
u' dumped core'
181
% (self.properties[u"name"], command))
182
else:
183
self.logger(u'Checker for client %s completed mysteriously')
196
self.logger('Checker for client {} (command "{}") was'
197
' killed by signal {}'
198
.format(self.properties["Name"], command,
199
os.WTERMSIG(condition)))
184
200
self.update()
185
201
186
202
def checker_started(self, command):
187
#self.logger(u'Client %s started checker "%s"'
188
# % (self.properties[u"name"], unicode(command)))
189
pass
190
203
"""Server signals that a checker started."""
204
self.logger('Client {} started checker "{}"'
205
.format(self.properties["Name"],
206
command), level=0)
207
191
208
def got_secret(self):
192
self.logger(u'Client %s received its secret'
193
% self.properties[u"name"])
194
209
self.logger('Client {} received its secret'
210
.format(self.properties["Name"]))
211
195
212
def need_approval(self, timeout, default):
196
213
if not default:
197
message = u'Client %s needs approval within %s seconds'
214
message = 'Client {} needs approval within {} seconds'
198
215
else:
199
message = u'Client %s will get its secret in %s seconds'
200
self.logger(message
201
% (self.properties[u"name"], timeout/1000))
202
216
message = 'Client {} will get its secret in {} seconds'
217
self.logger(message.format(self.properties["Name"],
218
timeout/1000))
219
203
220
def rejected(self, reason):
204
self.logger(u'Client %s was rejected; reason: %s'
205
% (self.properties[u"name"], reason))
206
221
self.logger('Client {} was rejected; reason: {}'
222
.format(self.properties["Name"], reason))
223
207
224
def selectable(self):
208
225
"""Make this a "selectable" widget.
209
226
This overrides the method from urwid.FlowWidget."""
210
227
return True
211
212
def rows(self, (maxcol,), focus=False):
228
229
def rows(self, maxcolrow, focus=False):
213
230
"""How many rows this widget will occupy might depend on
214
231
whether we have focus or not.
215
232
This overrides the method from urwid.FlowWidget"""
216
return self.current_widget(focus).rows((maxcol,), focus=focus)
217
233
return self.current_widget(focus).rows(maxcolrow, focus=focus)
234
218
235
def current_widget(self, focus=False):
219
236
if focus or self.opened:
220
237
return self._focus_widget
221
238
return self._widget
222
239
223
240
def update(self):
224
241
"Called when what is visible on the screen should be updated."
225
242
# How to add standout mode to a style
226
with_standout = { u"normal": u"standout",
227
u"bold": u"bold-standout",
228
u"underline-blink":
229
u"underline-blink-standout",
230
u"bold-underline-blink":
231
u"bold-underline-blink-standout",
232
}
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
}
233
250
234
251
# Rebuild focus and non-focus widgets using current properties
235
252
236
253
# Base part of a client. Name!
237
base = (u'%(name)s: '
238
% {u"name": self.properties[u"name"]})
239
if not self.properties[u"enabled"]:
240
message = u"DISABLED"
241
elif self.last_checker_failed:
242
timeout = datetime.timedelta(milliseconds
243
= self.properties[u"timeout"])
244
last_ok = isoformat_to_datetime(
245
max((self.properties["last_checked_ok"]
246
or self.properties["created"]),
247
self.properties[u"last_enabled"]))
248
timer = timeout - (datetime.datetime.utcnow() - last_ok)
249
message = (u'A checker has failed! Time until client gets diabled: %s'
250
% unicode(timer).rsplit(".", 1)[0])
251
elif self.properties[u"approved_pending"]:
252
if self.properties[u"approved_by_default"]:
253
message = u"Connection established to client. (d)eny?"
254
else:
255
message = u"Seeks approval to send secret. (a)pprove?"
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)
256
289
else:
257
message = u"enabled"
258
self._text = "%s%s" % (base, message)
259
290
message = "enabled"
291
self.using_timer(False)
292
self._text = "{}{}".format(base, message)
293
260
294
if not urwid.supports_unicode():
261
295
self._text = self._text.encode("ascii", "replace")
262
textlist = [(u"normal", self._text)]
296
textlist = [("normal", self._text)]
263
297
self._text_widget.set_text(textlist)
264
298
self._focus_text_widget.set_text([(with_standout[text[0]],
265
299
text[1])
272
306
# Run update hook, if any
273
307
if self.update_hook is not None:
274
308
self.update_hook()
275
309
276
310
def update_timer(self):
277
"called by gobject"
311
"""called by GLib. Will indefinitely loop until
312
GLib.source_remove() on tag is called
313
"""
278
314
self.update()
279
315
return True # Keep calling this
280
281
def delete(self):
316
317
def delete(self, **kwargs):
282
318
if self._update_timer_callback_tag is not None:
283
gobject.source_remove(self._update_timer_callback_tag)
319
GLib.source_remove(self._update_timer_callback_tag)
284
320
self._update_timer_callback_tag = None
321
for match in self.match_objects:
322
match.remove()
323
self.match_objects = ()
285
324
if self.delete_hook is not None:
286
325
self.delete_hook(self)
287
288
def render(self, (maxcol,), focus=False):
326
return super(MandosClientWidget, self).delete(**kwargs)
327
328
def render(self, maxcolrow, focus=False):
289
329
"""Render differently if we have focus.
290
330
This overrides the method from urwid.FlowWidget"""
291
return self.current_widget(focus).render((maxcol,),
331
return self.current_widget(focus).render(maxcolrow,
292
332
focus=focus)
293
294
def keypress(self, (maxcol,), key):
333
334
def keypress(self, maxcolrow, key):
295
335
"""Handle keys.
296
336
This overrides the method from urwid.FlowWidget"""
297
if key == u"+":
298
self.proxy.Enable(dbus_interface = client_interface)
299
elif key == u"-":
300
self.proxy.Disable(dbus_interface = client_interface)
301
elif key == u"a":
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
346
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
303
dbus_interface = client_interface)
304
elif key == u"d":
347
dbus_interface=client_interface,
348
ignore_reply=True)
349
elif key == "d":
305
350
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
306
dbus_interface = client_interface)
307
elif key == u"r" or key == u"_" or key == u"ctrl k":
351
dbus_interface=client_interface,
352
ignore_reply=True)
353
elif key == "R" or key == "_" or key == "ctrl k":
308
354
self.server_proxy_object.RemoveClient(self.proxy
309
.object_path)
310
elif key == u"s":
311
self.proxy.StartChecker(dbus_interface = client_interface)
312
elif key == u"S":
313
self.proxy.StopChecker(dbus_interface = client_interface)
314
elif key == u"C":
315
self.proxy.CheckedOK(dbus_interface = client_interface)
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)
316
368
# xxx
317
# elif key == u"p" or key == "=":
369
# elif key == "p" or key == "=":
318
370
# self.proxy.pause()
319
# elif key == u"u" or key == ":":
371
# elif key == "u" or key == ":":
320
372
# self.proxy.unpause()
321
# elif key == u"RET":
373
# elif key == "RET":
322
374
# self.open()
323
# elif key == u"+":
324
# self.proxy.Approve(True)
325
# elif key == u"-":
326
# self.proxy.Approve(False)
327
375
else:
328
376
return key
329
330
def property_changed(self, property=None, value=None,
331
*args, **kwargs):
332
"""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.
333
380
This overrides the method from MandosClientPropertyCache"""
334
property_name = unicode(property)
335
old_value = self.properties.get(property_name)
336
super(MandosClientWidget, self).property_changed(
337
property=property, value=value, *args, **kwargs)
338
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):
339
387
self.update()
340
388
341
389
344
392
"down" key presses, thus not allowing any containing widgets to
345
393
use them as an excuse to shift focus away from this widget.
346
394
"""
347
def keypress(self, (maxcol, maxrow), key):
348
ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
349
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"):
350
399
return
351
400
return ret
352
401
355
404
"""This is the entire user interface - the whole screen
356
405
with boxes, lists of client widgets, etc.
357
406
"""
358
def __init__(self, max_log_length=1000):
407
def __init__(self, max_log_length=1000, log_level=1):
359
408
DBusGMainLoop(set_as_default=True)
360
409
361
410
self.screen = urwid.curses_display.Screen()
362
411
363
412
self.screen.register_palette((
364
(u"normal",
365
u"default", u"default", None),
366
(u"bold",
367
u"default", u"default", u"bold"),
368
(u"underline-blink",
369
u"default", u"default", u"underline"),
370
(u"standout",
371
u"default", u"default", u"standout"),
372
(u"bold-underline-blink",
373
u"default", u"default", (u"bold", u"underline")),
374
(u"bold-standout",
375
u"default", u"default", (u"bold", u"standout")),
376
(u"underline-blink-standout",
377
u"default", u"default", (u"underline", u"standout")),
378
(u"bold-underline-blink-standout",
379
u"default", u"default", (u"bold", u"underline",
380
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"),
381
432
))
382
433
383
434
if urwid.supports_unicode():
384
self.divider = u"─" # \u2500
385
#self.divider = u"━" # \u2501
435
self.divider = "─" # \u2500
386
436
else:
387
#self.divider = u"-" # \u002d
388
self.divider = u"_" # \u005f
389
437
self.divider = "_" # \u005f
438
390
439
self.screen.start()
391
440
392
441
self.size = self.screen.get_cols_rows()
393
442
394
443
self.clients = urwid.SimpleListWalker([])
395
444
self.clients_dict = {}
396
445
397
446
# We will add Text widgets to this list
398
self.log = []
447
self.log = urwid.SimpleListWalker([])
399
448
self.max_log_length = max_log_length
400
449
450
self.log_level = log_level
451
401
452
# We keep a reference to the log widget so we can remove it
402
453
# from the ListWalker without it getting destroyed
403
454
self.logbox = ConstrainedListBox(self.log)
404
455
405
456
# This keeps track of whether self.uilist currently has
406
457
# self.logbox in it or not
407
458
self.log_visible = True
408
self.log_wrap = u"any"
409
459
self.log_wrap = "any"
460
410
461
self.rebuild()
411
self.log_message_raw((u"bold",
412
u"Mandos Monitor version " + version))
413
self.log_message_raw((u"bold",
414
u"q: Quit ?: Help"))
415
462
self.log_message_raw(("bold",
463
"Mandos Monitor version " + version))
464
self.log_message_raw(("bold",
465
"q: Quit ?: Help"))
466
416
467
self.busname = domain + '.Mandos'
417
self.main_loop = gobject.MainLoop()
418
self.bus = dbus.SystemBus()
419
mandos_dbus_objc = self.bus.get_object(
420
self.busname, u"/", follow_name_owner_changes=True)
421
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
422
dbus_interface
423
= server_interface)
424
try:
425
mandos_clients = (self.mandos_serv
426
.GetAllClientsWithProperties())
427
except dbus.exceptions.DBusException:
428
mandos_clients = dbus.Dictionary()
429
430
(self.mandos_serv
431
.connect_to_signal(u"ClientRemoved",
432
self.find_and_remove_client,
433
dbus_interface=server_interface,
434
byte_arrays=True))
435
(self.mandos_serv
436
.connect_to_signal(u"ClientAdded",
437
self.add_new_client,
438
dbus_interface=server_interface,
439
byte_arrays=True))
440
(self.mandos_serv
441
.connect_to_signal(u"ClientNotFound",
442
self.client_not_found,
443
dbus_interface=server_interface,
444
byte_arrays=True))
445
for path, client in mandos_clients.iteritems():
446
client_proxy_object = self.bus.get_object(self.busname,
447
path)
448
self.add_client(MandosClientWidget(server_proxy_object
449
=self.mandos_serv,
450
proxy_object
451
=client_proxy_object,
452
properties=client,
453
update_hook
454
=self.refresh,
455
delete_hook
456
=self.remove_client,
457
logger
458
=self.log_message),
459
path=path)
460
461
def client_not_found(self, fingerprint, address):
462
self.log_message((u"Client with address %s and fingerprint %s"
463
u" could not be found" % (address,
464
fingerprint)))
465
468
self.main_loop = GLib.MainLoop()
469
470
def client_not_found(self, key_id, address):
471
self.log_message("Client with address {} and key ID {} could"
472
" not be found".format(address, key_id))
473
466
474
def rebuild(self):
467
475
"""This rebuilds the User Interface.
468
476
Call this when the widget layout needs to change"""
469
477
self.uilist = []
470
#self.uilist.append(urwid.ListBox(self.clients))
471
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
472
#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(),
473
482
header=None,
474
footer=urwid.Divider(div_char=self.divider)))
483
footer=urwid.Divider(
484
div_char=self.divider)))
475
485
if self.log_visible:
476
486
self.uilist.append(self.logbox)
477
pass
478
487
self.topwidget = urwid.Pile(self.uilist)
479
480
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
481
493
timestamp = datetime.datetime.now().isoformat()
482
self.log_message_raw(timestamp + u": " + message)
483
484
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):
485
498
"""Add a log message to the log buffer."""
499
if level < self.log_level:
500
return
486
501
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
487
if (self.max_log_length
488
and len(self.log) > self.max_log_length):
489
del self.log[0:len(self.log)-self.max_log_length-1]
490
self.logbox.set_focus(len(self.logbox.body.contents),
491
coming_from=u"above")
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]
505
self.logbox.set_focus(len(self.logbox.body.contents)-1,
506
coming_from="above")
492
507
self.refresh()
493
508
494
509
def toggle_log_display(self):
495
510
"""Toggle visibility of the log buffer."""
496
511
self.log_visible = not self.log_visible
497
512
self.rebuild()
498
self.log_message(u"Log visibility changed to: "
499
+ unicode(self.log_visible))
500
513
self.log_message("Log visibility changed to: {}"
514
.format(self.log_visible), level=0)
515
501
516
def change_log_display(self):
502
517
"""Change type of log display.
503
518
Currently, this toggles wrapping of text lines."""
504
if self.log_wrap == u"clip":
505
self.log_wrap = u"any"
519
if self.log_wrap == "clip":
520
self.log_wrap = "any"
506
521
else:
507
self.log_wrap = u"clip"
522
self.log_wrap = "clip"
508
523
for textwidget in self.log:
509
524
textwidget.set_wrap_mode(self.log_wrap)
510
self.log_message(u"Wrap mode: " + self.log_wrap)
511
512
def find_and_remove_client(self, path, name):
513
"""Find an client from its object path and remove it.
514
515
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
516
532
Mandos server object."""
533
if client_interface not in interfaces:
534
# Not a Mandos client object; ignore
535
return
517
536
try:
518
537
client = self.clients_dict[path]
519
538
except KeyError:
520
539
# not found?
521
return
522
self.remove_client(client, path)
523
524
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
525
554
client_proxy_object = self.bus.get_object(self.busname, path)
526
self.add_client(MandosClientWidget(server_proxy_object
527
=self.mandos_serv,
528
proxy_object
529
=client_proxy_object,
530
update_hook
531
=self.refresh,
532
delete_hook
533
=self.remove_client,
534
logger
535
=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])),
536
562
path=path)
537
563
538
564
def add_client(self, client, path=None):
539
565
self.clients.append(client)
540
566
if path is None:
541
567
path = client.proxy.object_path
542
568
self.clients_dict[path] = client
543
self.clients.sort(None, lambda c: c.properties[u"name"])
569
self.clients.sort(key=lambda c: c.properties["Name"])
544
570
self.refresh()
545
571
546
572
def remove_client(self, client, path=None):
547
573
self.clients.remove(client)
548
574
if path is None:
549
575
path = client.proxy.object_path
550
576
del self.clients_dict[path]
551
if not self.clients_dict:
552
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
553
# is completely emptied, we need to recreate it.
554
self.clients = urwid.SimpleListWalker([])
555
self.rebuild()
556
577
self.refresh()
557
578
558
579
def refresh(self):
559
580
"""Redraw the screen"""
560
581
canvas = self.topwidget.render(self.size, focus=True)
561
582
self.screen.draw_screen(self.size, canvas)
562
583
563
584
def run(self):
564
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
565
629
self.refresh()
566
self._input_callback_tag = (gobject.io_add_watch
567
(sys.stdin.fileno(),
568
gobject.IO_IN,
569
self.process_input))
630
self._input_callback_tag = (
631
GLib.io_add_watch(
632
GLib.IOChannel.unix_new(sys.stdin.fileno()),
633
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
634
self.process_input))
570
635
self.main_loop.run()
571
636
# Main loop has finished, we should close everything now
572
gobject.source_remove(self._input_callback_tag)
573
self.screen.stop()
574
637
GLib.source_remove(self._input_callback_tag)
638
with warnings.catch_warnings():
639
warnings.simplefilter("ignore", BytesWarning)
640
self.screen.stop()
641
575
642
def stop(self):
576
643
self.main_loop.quit()
577
644
578
645
def process_input(self, source, condition):
579
646
keys = self.screen.get_input()
580
translations = { u"ctrl n": u"down", # Emacs
581
u"ctrl p": u"up", # Emacs
582
u"ctrl v": u"page down", # Emacs
583
u"meta v": u"page up", # Emacs
584
u" ": u"page down", # less
585
u"f": u"page down", # less
586
u"b": u"page up", # less
587
u"j": u"down", # vi
588
u"k": u"up", # vi
589
}
647
translations = {"ctrl n": "down", # Emacs
648
"ctrl p": "up", # Emacs
649
"ctrl v": "page down", # Emacs
650
"meta v": "page up", # Emacs
651
" ": "page down", # less
652
"f": "page down", # less
653
"b": "page up", # less
654
"j": "down", # vi
655
"k": "up", # vi
656
}
590
657
for key in keys:
591
658
try:
592
659
key = translations[key]
593
660
except KeyError: # :-)
594
661
pass
595
596
if key == u"q" or key == u"Q":
662
663
if key == "q" or key == "Q":
597
664
self.stop()
598
665
break
599
elif key == u"window resize":
666
elif key == "window resize":
600
667
self.size = self.screen.get_cols_rows()
601
668
self.refresh()
602
elif key == u"\f": # Ctrl-L
669
elif key == "ctrl l":
670
self.screen.clear()
603
671
self.refresh()
604
elif key == u"l" or key == u"D":
672
elif key == "l" or key == "D":
605
673
self.toggle_log_display()
606
674
self.refresh()
607
elif key == u"w" or key == u"i":
675
elif key == "w" or key == "i":
608
676
self.change_log_display()
609
677
self.refresh()
610
elif key == u"?" or key == u"f1" or key == u"esc":
678
elif key == "?" or key == "f1" or key == "esc":
611
679
if not self.log_visible:
612
680
self.log_visible = True
613
681
self.rebuild()
614
self.log_message_raw((u"bold",
615
u" ".
616
join((u"q: Quit",
617
u"?: Help",
618
u"l: Log window toggle",
619
u"TAB: Switch window",
620
u"w: Wrap (log)"))))
621
self.log_message_raw((u"bold",
622
u" "
623
.join((u"Clients:",
624
u"+: Enable",
625
u"-: Disable",
626
u"r: Remove",
627
u"s: Start new checker",
628
u"S: Stop checker",
629
u"C: Checker OK",
630
u"a: Approve",
631
u"d: Deny"))))
682
self.log_message_raw(("bold",
683
" ".
684
join(("q: Quit",
685
"?: Help",
686
"l: Log window toggle",
687
"TAB: Switch window",
688
"w: Wrap (log lines)",
689
"v: Toggle verbose log",
690
))))
691
self.log_message_raw(("bold",
692
" "
693
.join(("Clients:",
694
"+: Enable",
695
"-: Disable",
696
"R: Remove",
697
"s: Start new checker",
698
"S: Stop checker",
699
"C: Checker OK",
700
"a: Approve",
701
"d: Deny"))))
632
702
self.refresh()
633
elif key == u"tab":
703
elif key == "tab":
634
704
if self.topwidget.get_focus() is self.logbox:
635
705
self.topwidget.set_focus(0)
636
706
else:
637
707
self.topwidget.set_focus(self.logbox)
638
708
self.refresh()
639
#elif (key == u"end" or key == u"meta >" or key == u"G"
640
# or key == u">"):
641
# pass # xxx end-of-buffer
642
#elif (key == u"home" or key == u"meta <" or key == u"g"
643
# or key == u"<"):
644
# pass # xxx beginning-of-buffer
645
#elif key == u"ctrl e" or key == u"$":
646
# pass # xxx move-end-of-line
647
#elif key == u"ctrl a" or key == u"^":
648
# pass # xxx move-beginning-of-line
649
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
650
# pass # xxx left
651
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
652
# pass # xxx right
653
#elif key == u"a":
654
# pass # scroll up log
655
#elif key == u"z":
656
# pass # scroll down log
709
elif key == "v":
710
if self.log_level == 0:
711
self.log_level = 1
712
self.log_message("Verbose mode: Off")
713
else:
714
self.log_level = 0
715
self.log_message("Verbose mode: On")
716
# elif (key == "end" or key == "meta >" or key == "G"
717
# or key == ">"):
718
# pass # xxx end-of-buffer
719
# elif (key == "home" or key == "meta <" or key == "g"
720
# or key == "<"):
721
# pass # xxx beginning-of-buffer
722
# elif key == "ctrl e" or key == "$":
723
# pass # xxx move-end-of-line
724
# elif key == "ctrl a" or key == "^":
725
# pass # xxx move-beginning-of-line
726
# elif key == "ctrl b" or key == "meta (" or key == "h":
727
# pass # xxx left
728
# elif key == "ctrl f" or key == "meta )" or key == "l":
729
# pass # xxx right
730
# elif key == "a":
731
# pass # scroll up log
732
# elif key == "z":
733
# pass # scroll down log
657
734
elif self.topwidget.selectable():
658
735
self.topwidget.keypress(self.size, key)
659
736
self.refresh()
660
737
return True
661
738
739
662
740
ui = UserInterface()
663
741
try:
664
742
ui.run()
665
except Exception, e:
666
ui.log_message(unicode(e))
743
except KeyboardInterrupt:
744
ui.screen.stop()
745
except Exception as e:
746
ui.log_message(str(e))
667
747
ui.screen.stop()
668
748
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0