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- Committer: Björn Påhlsson
- Date: 2010-09-07 18:41:35 UTC
- mfrom: (417 mandos)
- mto: (237.4.3 mandos-release)
- mto: This revision was merged to the branch mainline in revision 421.
- Revision ID: belorn@fukt.bsnet.se-20100907184135-hcd2aou8r2trz8cy
merge
- files added:
- initramfs-tools-hook-conf
- files removed:
- DBUS-API
- debian/source
- debian/tests
- debian/upstream
- dracut-module
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
#!/usr/bin/python3 -bbI
1
#!/usr/bin/python
2
2
# -*- mode: python; coding: utf-8 -*-
3
#
4
# Mandos Monitor - Control and monitor the Mandos server
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#
6
# 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.
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#
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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.
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#
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# Mandos is distributed in the hope that it will be useful, but
17
# WITHOUT ANY WARRANTY; without even the implied warranty of
18
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19
# GNU General Public License for more details.
20
#
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# You should have received a copy of the GNU General Public License
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# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
25
#
26
3
27
from __future__ import (division, absolute_import, print_function,
28
unicode_literals)
29
try:
30
from future_builtins import *
31
except ImportError:
32
pass
4
from __future__ import division, absolute_import, with_statement
33
5
34
6
import sys
35
7
import os
36
import warnings
8
import signal
9
37
10
import datetime
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import locale
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import logging
40
11
41
12
import urwid.curses_display
42
13
import urwid
43
14
44
15
from dbus.mainloop.glib import DBusGMainLoop
45
from gi.repository import GLib
16
import gobject
46
17
47
18
import dbus
48
19
49
if sys.version_info.major == 2:
50
__metaclass__ = type
51
str = unicode
52
53
log = logging.getLogger(os.path.basename(sys.argv[0]))
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logging.basicConfig(level="NOTSET", # Show all messages
55
format="%(message)s") # Show basic log messages
56
57
logging.captureWarnings(True) # Show warnings via the logging system
58
59
locale.setlocale(locale.LC_ALL, "")
60
61
logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
20
import UserList
21
22
import locale
23
24
locale.setlocale(locale.LC_ALL, u'')
25
26
import logging
27
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
62
28
63
29
# Some useful constants
64
domain = "se.recompile"
65
server_interface = domain + ".Mandos"
66
client_interface = domain + ".Mandos.Client"
67
version = "1.8.13"
68
69
try:
70
dbus.OBJECT_MANAGER_IFACE
71
except AttributeError:
72
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
73
30
domain = 'se.bsnet.fukt'
31
server_interface = domain + '.Mandos'
32
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)
74
42
75
43
def isoformat_to_datetime(iso):
76
44
"Parse an ISO 8601 date string to a datetime.datetime()"
77
45
if not iso:
78
46
return None
79
d, t = iso.split("T", 1)
80
year, month, day = d.split("-", 2)
81
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)
82
50
second, fraction = divmod(float(second), 1)
83
51
return datetime.datetime(int(year),
84
52
int(month),
85
53
int(day),
86
54
int(hour),
87
55
int(minute),
88
int(second), # Whole seconds
89
int(fraction*1000000)) # Microseconds
90
91
92
class MandosClientPropertyCache:
56
int(second), # Whole seconds
57
int(fraction*1000000)) # Microseconds
58
59
class MandosClientPropertyCache(object):
93
60
"""This wraps a Mandos Client D-Bus proxy object, caches the
94
61
properties and calls a hook function when any of them are
95
62
changed.
96
63
"""
97
def __init__(self, proxy_object=None, properties=None, **kwargs):
98
self.proxy = proxy_object # Mandos Client proxy object
99
self.properties = dict() if properties is None else properties
100
self.property_changed_match = (
101
self.proxy.connect_to_signal("PropertiesChanged",
102
self.properties_changed,
103
dbus.PROPERTIES_IFACE,
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byte_arrays=True))
105
106
if properties is None:
107
self.properties.update(self.proxy.GetAll(
108
client_interface,
109
dbus_interface=dbus.PROPERTIES_IFACE))
110
111
super(MandosClientPropertyCache, self).__init__(**kwargs)
112
113
def properties_changed(self, interface, properties, invalidated):
114
"""This is called whenever we get a PropertiesChanged signal
115
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.
116
84
"""
117
85
# Update properties dict with new value
118
if interface == client_interface:
119
self.properties.update(properties)
120
121
def delete(self):
122
self.property_changed_match.remove()
86
self.properties[property] = value
123
87
124
88
125
89
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
126
90
"""A Mandos Client which is visible on the screen.
127
91
"""
128
92
129
93
def __init__(self, server_proxy_object=None, update_hook=None,
130
delete_hook=None, **kwargs):
94
delete_hook=None, logger=None, *args, **kwargs):
131
95
# Called on update
132
96
self.update_hook = update_hook
133
97
# Called on delete
134
98
self.delete_hook = delete_hook
135
99
# Mandos Server proxy object
136
100
self.server_proxy_object = server_proxy_object
137
101
# Logger
102
self.logger = logger
103
138
104
self._update_timer_callback_tag = None
139
105
self.last_checker_failed = False
106
140
107
# The widget shown normally
141
self._text_widget = urwid.Text("")
108
self._text_widget = urwid.Text(u"")
142
109
# The widget shown when we have focus
143
self._focus_text_widget = urwid.Text("")
144
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)
145
114
self.update()
146
115
self.opened = False
147
148
self.match_objects = (
149
self.proxy.connect_to_signal("CheckerCompleted",
150
self.checker_completed,
151
client_interface,
152
byte_arrays=True),
153
self.proxy.connect_to_signal("CheckerStarted",
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self.checker_started,
155
client_interface,
156
byte_arrays=True),
157
self.proxy.connect_to_signal("GotSecret",
158
self.got_secret,
159
client_interface,
160
byte_arrays=True),
161
self.proxy.connect_to_signal("NeedApproval",
162
self.need_approval,
163
client_interface,
164
byte_arrays=True),
165
self.proxy.connect_to_signal("Rejected",
166
self.rejected,
167
client_interface,
168
byte_arrays=True))
169
log.debug("Created client %s", self.properties["Name"])
170
171
def using_timer(self, flag):
172
"""Call this method with True or False when timer should be
173
activated or deactivated.
174
"""
175
if flag and self._update_timer_callback_tag is None:
176
# Will update the shown timer value every second
177
self._update_timer_callback_tag = (
178
GLib.timeout_add(1000,
179
glib_safely(self.update_timer)))
180
elif not (flag or self._update_timer_callback_tag is None):
181
GLib.source_remove(self._update_timer_callback_tag)
182
self._update_timer_callback_tag = None
183
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
148
(1000,
149
self.update_timer))
150
184
151
def checker_completed(self, exitstatus, condition, command):
185
152
if exitstatus == 0:
186
log.debug('Checker for client %s (command "%s")'
187
" succeeded", self.properties["Name"], command)
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))
188
160
self.update()
189
161
return
190
162
# 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))
191
168
if os.WIFEXITED(condition):
192
log.info('Checker for client %s (command "%s") failed'
193
" with exit code %d", self.properties["Name"],
194
command, os.WEXITSTATUS(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)))
195
173
elif os.WIFSIGNALED(condition):
196
log.info('Checker for client %s (command "%s") was'
197
" killed by signal %d", self.properties["Name"],
198
command, os.WTERMSIG(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')
199
184
self.update()
200
185
201
186
def checker_started(self, command):
202
"""Server signals that a checker started."""
203
log.debug('Client %s started checker "%s"',
204
self.properties["Name"], command)
205
187
#self.logger(u'Client %s started checker "%s"'
188
# % (self.properties[u"name"], unicode(command)))
189
pass
190
206
191
def got_secret(self):
207
log.info("Client %s received its secret",
208
self.properties["Name"])
209
192
self.logger(u'Client %s received its secret'
193
% self.properties[u"name"])
194
210
195
def need_approval(self, timeout, default):
211
196
if not default:
212
message = "Client %s needs approval within %f seconds"
197
message = u'Client %s needs approval within %s seconds'
213
198
else:
214
message = "Client %s will get its secret in %f seconds"
215
log.info(message, self.properties["Name"], timeout/1000)
216
199
message = u'Client %s will get its secret in %s seconds'
200
self.logger(message
201
% (self.properties[u"name"], timeout/1000))
202
217
203
def rejected(self, reason):
218
log.info("Client %s was rejected; reason: %s",
219
self.properties["Name"], reason)
220
204
self.logger(u'Client %s was rejected; reason: %s'
205
% (self.properties[u"name"], reason))
206
221
207
def selectable(self):
222
208
"""Make this a "selectable" widget.
223
209
This overrides the method from urwid.FlowWidget."""
224
210
return True
225
226
def rows(self, maxcolrow, focus=False):
211
212
def rows(self, (maxcol,), focus=False):
227
213
"""How many rows this widget will occupy might depend on
228
214
whether we have focus or not.
229
215
This overrides the method from urwid.FlowWidget"""
230
return self.current_widget(focus).rows(maxcolrow, focus=focus)
231
216
return self.current_widget(focus).rows((maxcol,), focus=focus)
217
232
218
def current_widget(self, focus=False):
233
219
if focus or self.opened:
234
220
return self._focus_widget
235
221
return self._widget
236
222
237
223
def update(self):
238
224
"Called when what is visible on the screen should be updated."
239
225
# How to add standout mode to a style
240
with_standout = {"normal": "standout",
241
"bold": "bold-standout",
242
"underline-blink":
243
"underline-blink-standout",
244
"bold-underline-blink":
245
"bold-underline-blink-standout",
246
}
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
}
247
233
248
234
# Rebuild focus and non-focus widgets using current properties
249
235
250
236
# Base part of a client. Name!
251
base = "{name}: ".format(name=self.properties["Name"])
252
if not self.properties["Enabled"]:
253
message = "DISABLED"
254
self.using_timer(False)
255
elif self.properties["ApprovalPending"]:
256
timeout = datetime.timedelta(
257
milliseconds=self.properties["ApprovalDelay"])
258
last_approval_request = isoformat_to_datetime(
259
self.properties["LastApprovalRequest"])
260
if last_approval_request is not None:
261
timer = max(timeout - (datetime.datetime.utcnow()
262
- last_approval_request),
263
datetime.timedelta())
264
else:
265
timer = datetime.timedelta()
266
if self.properties["ApprovedByDefault"]:
267
message = "Approval in {}. (d)eny?"
268
else:
269
message = "Denial in {}. (a)pprove?"
270
message = message.format(str(timer).rsplit(".", 1)[0])
271
self.using_timer(True)
272
elif self.properties["LastCheckerStatus"] != 0:
273
# When checker has failed, show timer until client expires
274
expires = self.properties["Expires"]
275
if expires == "":
276
timer = datetime.timedelta(0)
277
else:
278
expires = (datetime.datetime.strptime
279
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
280
timer = max(expires - datetime.datetime.utcnow(),
281
datetime.timedelta())
282
message = ("A checker has failed! Time until client"
283
" gets disabled: {}"
284
.format(str(timer).rsplit(".", 1)[0]))
285
self.using_timer(True)
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
250
message = (u'A checker has failed! Time until client gets diabled: %s'
251
% unicode(timer))
252
elif self.properties[u"approved_pending"]:
253
if self.properties[u"approved_by_default"]:
254
message = u"Connection established to client. (d)eny?"
255
else:
256
message = u"Seeks approval to send secret. (a)pprove?"
286
257
else:
287
message = "enabled"
288
self.using_timer(False)
289
self._text = "{}{}".format(base, message)
290
258
message = u"enabled"
259
self._text = "%s%s" % (base, message)
260
291
261
if not urwid.supports_unicode():
292
262
self._text = self._text.encode("ascii", "replace")
293
textlist = [("normal", self._text)]
263
textlist = [(u"normal", self._text)]
294
264
self._text_widget.set_text(textlist)
295
265
self._focus_text_widget.set_text([(with_standout[text[0]],
296
266
text[1])
303
273
# Run update hook, if any
304
274
if self.update_hook is not None:
305
275
self.update_hook()
306
276
307
277
def update_timer(self):
308
"""called by GLib. Will indefinitely loop until
309
GLib.source_remove() on tag is called
310
"""
278
"called by gobject"
311
279
self.update()
312
280
return True # Keep calling this
313
314
def delete(self, **kwargs):
281
282
def delete(self):
315
283
if self._update_timer_callback_tag is not None:
316
GLib.source_remove(self._update_timer_callback_tag)
284
gobject.source_remove(self._update_timer_callback_tag)
317
285
self._update_timer_callback_tag = None
318
for match in self.match_objects:
319
match.remove()
320
self.match_objects = ()
321
286
if self.delete_hook is not None:
322
287
self.delete_hook(self)
323
return super(MandosClientWidget, self).delete(**kwargs)
324
325
def render(self, maxcolrow, focus=False):
288
289
def render(self, (maxcol,), focus=False):
326
290
"""Render differently if we have focus.
327
291
This overrides the method from urwid.FlowWidget"""
328
return self.current_widget(focus).render(maxcolrow,
292
return self.current_widget(focus).render((maxcol,),
329
293
focus=focus)
330
331
def keypress(self, maxcolrow, key):
294
295
def keypress(self, (maxcol,), key):
332
296
"""Handle keys.
333
297
This overrides the method from urwid.FlowWidget"""
334
if key == "+":
335
self.proxy.Set(client_interface, "Enabled",
336
dbus.Boolean(True), ignore_reply=True,
337
dbus_interface=dbus.PROPERTIES_IFACE)
338
elif key == "-":
339
self.proxy.Set(client_interface, "Enabled", False,
340
ignore_reply=True,
341
dbus_interface=dbus.PROPERTIES_IFACE)
342
elif key == "a":
298
if key == u"+":
299
self.proxy.Enable(dbus_interface = client_interface)
300
elif key == u"-":
301
self.proxy.Disable(dbus_interface = client_interface)
302
elif key == u"a":
343
303
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
344
dbus_interface=client_interface,
345
ignore_reply=True)
346
elif key == "d":
304
dbus_interface = client_interface)
305
elif key == u"d":
347
306
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
348
dbus_interface=client_interface,
349
ignore_reply=True)
350
elif key == "R" or key == "_" or key == "ctrl k":
307
dbus_interface = client_interface)
308
elif key == u"r" or key == u"_" or key == u"ctrl k":
351
309
self.server_proxy_object.RemoveClient(self.proxy
352
.object_path,
353
ignore_reply=True)
354
elif key == "s":
355
self.proxy.Set(client_interface, "CheckerRunning",
356
dbus.Boolean(True), ignore_reply=True,
357
dbus_interface=dbus.PROPERTIES_IFACE)
358
elif key == "S":
359
self.proxy.Set(client_interface, "CheckerRunning",
360
dbus.Boolean(False), ignore_reply=True,
361
dbus_interface=dbus.PROPERTIES_IFACE)
362
elif key == "C":
363
self.proxy.CheckedOK(dbus_interface=client_interface,
364
ignore_reply=True)
310
.object_path)
311
elif key == u"s":
312
self.proxy.StartChecker(dbus_interface = client_interface)
313
elif key == u"S":
314
self.proxy.StopChecker(dbus_interface = client_interface)
315
elif key == u"C":
316
self.proxy.CheckedOK(dbus_interface = client_interface)
365
317
# xxx
366
# elif key == "p" or key == "=":
318
# elif key == u"p" or key == "=":
367
319
# self.proxy.pause()
368
# elif key == "u" or key == ":":
320
# elif key == u"u" or key == ":":
369
321
# self.proxy.unpause()
370
# elif key == "RET":
322
# elif key == u"RET":
371
323
# self.open()
324
# elif key == u"+":
325
# self.proxy.Approve(True)
326
# elif key == u"-":
327
# self.proxy.Approve(False)
372
328
else:
373
329
return key
374
375
def properties_changed(self, interface, properties, invalidated):
376
"""Call self.update() if any properties changed.
330
331
def property_changed(self, property=None, value=None,
332
*args, **kwargs):
333
"""Call self.update() if old value is not new value.
377
334
This overrides the method from MandosClientPropertyCache"""
378
old_values = {key: self.properties.get(key)
379
for key in properties.keys()}
380
super(MandosClientWidget, self).properties_changed(
381
interface, properties, invalidated)
382
if any(old_values[key] != self.properties.get(key)
383
for key in old_values):
335
property_name = unicode(property)
336
old_value = self.properties.get(property_name)
337
super(MandosClientWidget, self).property_changed(
338
property=property, value=value, *args, **kwargs)
339
if self.properties.get(property_name) != old_value:
384
340
self.update()
385
341
386
342
387
def glib_safely(func, retval=True):
388
def safe_func(*args, **kwargs):
389
try:
390
return func(*args, **kwargs)
391
except Exception:
392
log.exception("")
393
return retval
394
return safe_func
395
396
397
343
class ConstrainedListBox(urwid.ListBox):
398
344
"""Like a normal urwid.ListBox, but will consume all "up" or
399
345
"down" key presses, thus not allowing any containing widgets to
400
346
use them as an excuse to shift focus away from this widget.
401
347
"""
402
def keypress(self, *args, **kwargs):
403
ret = (super(ConstrainedListBox, self)
404
.keypress(*args, **kwargs))
405
if ret in ("up", "down"):
348
def keypress(self, (maxcol, maxrow), key):
349
ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
350
if ret in (u"up", u"down"):
406
351
return
407
352
return ret
408
353
409
354
410
class UserInterface:
355
class UserInterface(object):
411
356
"""This is the entire user interface - the whole screen
412
357
with boxes, lists of client widgets, etc.
413
358
"""
414
359
def __init__(self, max_log_length=1000):
415
360
DBusGMainLoop(set_as_default=True)
416
361
417
362
self.screen = urwid.curses_display.Screen()
418
363
419
364
self.screen.register_palette((
420
("normal",
421
"default", "default", None),
422
("bold",
423
"bold", "default", "bold"),
424
("underline-blink",
425
"underline,blink", "default", "underline,blink"),
426
("standout",
427
"standout", "default", "standout"),
428
("bold-underline-blink",
429
"bold,underline,blink", "default",
430
"bold,underline,blink"),
431
("bold-standout",
432
"bold,standout", "default", "bold,standout"),
433
("underline-blink-standout",
434
"underline,blink,standout", "default",
435
"underline,blink,standout"),
436
("bold-underline-blink-standout",
437
"bold,underline,blink,standout", "default",
438
"bold,underline,blink,standout"),
365
(u"normal",
366
u"default", u"default", None),
367
(u"bold",
368
u"default", u"default", u"bold"),
369
(u"underline-blink",
370
u"default", u"default", u"underline"),
371
(u"standout",
372
u"default", u"default", u"standout"),
373
(u"bold-underline-blink",
374
u"default", u"default", (u"bold", u"underline")),
375
(u"bold-standout",
376
u"default", u"default", (u"bold", u"standout")),
377
(u"underline-blink-standout",
378
u"default", u"default", (u"underline", u"standout")),
379
(u"bold-underline-blink-standout",
380
u"default", u"default", (u"bold", u"underline",
381
u"standout")),
439
382
))
440
383
441
384
if urwid.supports_unicode():
442
self.divider = "─" # \u2500
385
self.divider = u"─" # \u2500
386
#self.divider = u"━" # \u2501
443
387
else:
444
self.divider = "_" # \u005f
445
388
#self.divider = u"-" # \u002d
389
self.divider = u"_" # \u005f
390
446
391
self.screen.start()
447
392
448
393
self.size = self.screen.get_cols_rows()
449
394
450
395
self.clients = urwid.SimpleListWalker([])
451
396
self.clients_dict = {}
452
397
453
398
# We will add Text widgets to this list
454
self.log = urwid.SimpleListWalker([])
399
self.log = []
455
400
self.max_log_length = max_log_length
456
401
457
402
# We keep a reference to the log widget so we can remove it
458
403
# from the ListWalker without it getting destroyed
459
404
self.logbox = ConstrainedListBox(self.log)
460
405
461
406
# This keeps track of whether self.uilist currently has
462
407
# self.logbox in it or not
463
408
self.log_visible = True
464
self.log_wrap = "any"
465
466
self.loghandler = UILogHandler(self)
467
409
self.log_wrap = u"any"
410
468
411
self.rebuild()
469
self.add_log_line(("bold",
470
"Mandos Monitor version " + version))
471
self.add_log_line(("bold", "q: Quit ?: Help"))
472
473
self.busname = domain + ".Mandos"
474
self.main_loop = GLib.MainLoop()
475
476
def client_not_found(self, key_id, address):
477
log.info("Client with address %s and key ID %s could"
478
" not be found", address, key_id)
479
412
self.log_message_raw((u"bold",
413
u"Mandos Monitor version " + version))
414
self.log_message_raw((u"bold",
415
u"q: Quit ?: Help"))
416
417
self.busname = domain + '.Mandos'
418
self.main_loop = gobject.MainLoop()
419
self.bus = dbus.SystemBus()
420
mandos_dbus_objc = self.bus.get_object(
421
self.busname, u"/", follow_name_owner_changes=True)
422
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
423
dbus_interface
424
= server_interface)
425
try:
426
mandos_clients = (self.mandos_serv
427
.GetAllClientsWithProperties())
428
except dbus.exceptions.DBusException:
429
mandos_clients = dbus.Dictionary()
430
431
(self.mandos_serv
432
.connect_to_signal(u"ClientRemoved",
433
self.find_and_remove_client,
434
dbus_interface=server_interface,
435
byte_arrays=True))
436
(self.mandos_serv
437
.connect_to_signal(u"ClientAdded",
438
self.add_new_client,
439
dbus_interface=server_interface,
440
byte_arrays=True))
441
(self.mandos_serv
442
.connect_to_signal(u"ClientNotFound",
443
self.client_not_found,
444
dbus_interface=server_interface,
445
byte_arrays=True))
446
for path, client in mandos_clients.iteritems():
447
client_proxy_object = self.bus.get_object(self.busname,
448
path)
449
self.add_client(MandosClientWidget(server_proxy_object
450
=self.mandos_serv,
451
proxy_object
452
=client_proxy_object,
453
properties=client,
454
update_hook
455
=self.refresh,
456
delete_hook
457
=self.remove_client,
458
logger
459
=self.log_message),
460
path=path)
461
462
def client_not_found(self, fingerprint, address):
463
self.log_message((u"Client with address %s and fingerprint %s"
464
u" could not be found" % (address,
465
fingerprint)))
466
480
467
def rebuild(self):
481
468
"""This rebuilds the User Interface.
482
469
Call this when the widget layout needs to change"""
483
470
self.uilist = []
484
# self.uilist.append(urwid.ListBox(self.clients))
485
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
486
clients),
487
# header=urwid.Divider(),
471
#self.uilist.append(urwid.ListBox(self.clients))
472
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
473
#header=urwid.Divider(),
488
474
header=None,
489
footer=urwid.Divider(
490
div_char=self.divider)))
475
footer=urwid.Divider(div_char=self.divider)))
491
476
if self.log_visible:
492
477
self.uilist.append(self.logbox)
478
pass
493
479
self.topwidget = urwid.Pile(self.uilist)
494
495
def add_log_line(self, markup):
480
481
def log_message(self, message):
482
timestamp = datetime.datetime.now().isoformat()
483
self.log_message_raw(timestamp + u": " + message)
484
485
def log_message_raw(self, markup):
486
"""Add a log message to the log buffer."""
496
487
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
497
if self.max_log_length:
498
if len(self.log) > self.max_log_length:
499
del self.log[0:(len(self.log) - self.max_log_length)]
500
self.logbox.set_focus(len(self.logbox.body.contents)-1,
501
coming_from="above")
488
if (self.max_log_length
489
and len(self.log) > self.max_log_length):
490
del self.log[0:len(self.log)-self.max_log_length-1]
491
self.logbox.set_focus(len(self.logbox.body.contents),
492
coming_from=u"above")
502
493
self.refresh()
503
494
504
495
def toggle_log_display(self):
505
496
"""Toggle visibility of the log buffer."""
506
497
self.log_visible = not self.log_visible
507
498
self.rebuild()
508
log.debug("Log visibility changed to: %s", self.log_visible)
509
499
self.log_message(u"Log visibility changed to: "
500
+ unicode(self.log_visible))
501
510
502
def change_log_display(self):
511
503
"""Change type of log display.
512
504
Currently, this toggles wrapping of text lines."""
513
if self.log_wrap == "clip":
514
self.log_wrap = "any"
505
if self.log_wrap == u"clip":
506
self.log_wrap = u"any"
515
507
else:
516
self.log_wrap = "clip"
508
self.log_wrap = u"clip"
517
509
for textwidget in self.log:
518
510
textwidget.set_wrap_mode(self.log_wrap)
519
log.debug("Wrap mode: %s", self.log_wrap)
520
521
def find_and_remove_client(self, path, interfaces):
522
"""Find a client by its object path and remove it.
523
524
This is connected to the InterfacesRemoved signal from the
511
self.log_message(u"Wrap mode: " + self.log_wrap)
512
513
def find_and_remove_client(self, path, name):
514
"""Find an client from its object path and remove it.
515
516
This is connected to the ClientRemoved signal from the
525
517
Mandos server object."""
526
if client_interface not in interfaces:
527
# Not a Mandos client object; ignore
528
return
529
518
try:
530
519
client = self.clients_dict[path]
531
520
except KeyError:
532
521
# not found?
533
log.warning("Unknown client %s removed", path)
534
return
535
client.delete()
536
537
def add_new_client(self, path, ifs_and_props):
538
"""Find a client by its object path and remove it.
539
540
This is connected to the InterfacesAdded signal from the
541
Mandos server object.
542
"""
543
if client_interface not in ifs_and_props:
544
# Not a Mandos client object; ignore
545
return
522
return
523
self.remove_client(client, path)
524
525
def add_new_client(self, path):
546
526
client_proxy_object = self.bus.get_object(self.busname, path)
547
self.add_client(MandosClientWidget(
548
server_proxy_object=self.mandos_serv,
549
proxy_object=client_proxy_object,
550
update_hook=self.refresh,
551
delete_hook=self.remove_client,
552
properties=dict(ifs_and_props[client_interface])),
527
self.add_client(MandosClientWidget(server_proxy_object
528
=self.mandos_serv,
529
proxy_object
530
=client_proxy_object,
531
update_hook
532
=self.refresh,
533
delete_hook
534
=self.remove_client,
535
logger
536
=self.log_message),
553
537
path=path)
554
538
555
539
def add_client(self, client, path=None):
556
540
self.clients.append(client)
557
541
if path is None:
558
542
path = client.proxy.object_path
559
543
self.clients_dict[path] = client
560
self.clients.sort(key=lambda c: c.properties["Name"])
544
self.clients.sort(None, lambda c: c.properties[u"name"])
561
545
self.refresh()
562
546
563
547
def remove_client(self, client, path=None):
564
548
self.clients.remove(client)
565
549
if path is None:
566
550
path = client.proxy.object_path
567
551
del self.clients_dict[path]
552
if not self.clients_dict:
553
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
554
# is completely emptied, we need to recreate it.
555
self.clients = urwid.SimpleListWalker([])
556
self.rebuild()
568
557
self.refresh()
569
558
570
559
def refresh(self):
571
560
"""Redraw the screen"""
572
561
canvas = self.topwidget.render(self.size, focus=True)
573
562
self.screen.draw_screen(self.size, canvas)
574
563
575
564
def run(self):
576
565
"""Start the main loop and exit when it's done."""
577
log.addHandler(self.loghandler)
578
self.orig_log_propagate = log.propagate
579
log.propagate = False
580
self.orig_log_level = log.level
581
log.setLevel("INFO")
582
self.bus = dbus.SystemBus()
583
mandos_dbus_objc = self.bus.get_object(
584
self.busname, "/", follow_name_owner_changes=True)
585
self.mandos_serv = dbus.Interface(
586
mandos_dbus_objc, dbus_interface=server_interface)
587
try:
588
mandos_clients = (self.mandos_serv
589
.GetAllClientsWithProperties())
590
if not mandos_clients:
591
log.warning("Note: Server has no clients.")
592
except dbus.exceptions.DBusException:
593
log.warning("Note: No Mandos server running.")
594
mandos_clients = dbus.Dictionary()
595
596
(self.mandos_serv
597
.connect_to_signal("InterfacesRemoved",
598
self.find_and_remove_client,
599
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
600
byte_arrays=True))
601
(self.mandos_serv
602
.connect_to_signal("InterfacesAdded",
603
self.add_new_client,
604
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
605
byte_arrays=True))
606
(self.mandos_serv
607
.connect_to_signal("ClientNotFound",
608
self.client_not_found,
609
dbus_interface=server_interface,
610
byte_arrays=True))
611
for path, client in mandos_clients.items():
612
client_proxy_object = self.bus.get_object(self.busname,
613
path)
614
self.add_client(MandosClientWidget(
615
server_proxy_object=self.mandos_serv,
616
proxy_object=client_proxy_object,
617
properties=client,
618
update_hook=self.refresh,
619
delete_hook=self.remove_client),
620
path=path)
621
622
566
self.refresh()
623
self._input_callback_tag = (
624
GLib.io_add_watch(
625
GLib.IOChannel.unix_new(sys.stdin.fileno()),
626
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
627
glib_safely(self.process_input)))
567
self._input_callback_tag = (gobject.io_add_watch
568
(sys.stdin.fileno(),
569
gobject.IO_IN,
570
self.process_input))
628
571
self.main_loop.run()
629
572
# Main loop has finished, we should close everything now
630
GLib.source_remove(self._input_callback_tag)
631
with warnings.catch_warnings():
632
warnings.simplefilter("ignore", BytesWarning)
633
self.screen.stop()
634
573
gobject.source_remove(self._input_callback_tag)
574
self.screen.stop()
575
635
576
def stop(self):
636
577
self.main_loop.quit()
637
log.removeHandler(self.loghandler)
638
log.propagate = self.orig_log_propagate
639
578
640
579
def process_input(self, source, condition):
641
580
keys = self.screen.get_input()
642
translations = {"ctrl n": "down", # Emacs
643
"ctrl p": "up", # Emacs
644
"ctrl v": "page down", # Emacs
645
"meta v": "page up", # Emacs
646
" ": "page down", # less
647
"f": "page down", # less
648
"b": "page up", # less
649
"j": "down", # vi
650
"k": "up", # vi
651
}
581
translations = { u"ctrl n": u"down", # Emacs
582
u"ctrl p": u"up", # Emacs
583
u"ctrl v": u"page down", # Emacs
584
u"meta v": u"page up", # Emacs
585
u" ": u"page down", # less
586
u"f": u"page down", # less
587
u"b": u"page up", # less
588
u"j": u"down", # vi
589
u"k": u"up", # vi
590
}
652
591
for key in keys:
653
592
try:
654
593
key = translations[key]
655
594
except KeyError: # :-)
656
595
pass
657
658
if key == "q" or key == "Q":
596
597
if key == u"q" or key == u"Q":
659
598
self.stop()
660
599
break
661
elif key == "window resize":
600
elif key == u"window resize":
662
601
self.size = self.screen.get_cols_rows()
663
602
self.refresh()
664
elif key == "ctrl l":
665
self.screen.clear()
603
elif key == u"\f": # Ctrl-L
666
604
self.refresh()
667
elif key == "l" or key == "D":
605
elif key == u"l" or key == u"D":
668
606
self.toggle_log_display()
669
607
self.refresh()
670
elif key == "w" or key == "i":
608
elif key == u"w" or key == u"i":
671
609
self.change_log_display()
672
610
self.refresh()
673
elif key == "?" or key == "f1" or key == "esc":
611
elif key == u"?" or key == u"f1" or key == u"esc":
674
612
if not self.log_visible:
675
613
self.log_visible = True
676
614
self.rebuild()
677
self.add_log_line(("bold",
678
" ".join(("q: Quit",
679
"?: Help",
680
"l: Log window toggle",
681
"TAB: Switch window",
682
"w: Wrap (log lines)",
683
"v: Toggle verbose log",
684
))))
685
self.add_log_line(("bold",
686
" ".join(("Clients:",
687
"+: Enable",
688
"-: Disable",
689
"R: Remove",
690
"s: Start new checker",
691
"S: Stop checker",
692
"C: Checker OK",
693
"a: Approve",
694
"d: Deny",
695
))))
615
self.log_message_raw((u"bold",
616
u" ".
617
join((u"q: Quit",
618
u"?: Help",
619
u"l: Log window toggle",
620
u"TAB: Switch window",
621
u"w: Wrap (log)"))))
622
self.log_message_raw((u"bold",
623
u" "
624
.join((u"Clients:",
625
u"+: Enable",
626
u"-: Disable",
627
u"r: Remove",
628
u"s: Start new checker",
629
u"S: Stop checker",
630
u"C: Checker OK",
631
u"a: Approve",
632
u"d: Deny"))))
696
633
self.refresh()
697
elif key == "tab":
634
elif key == u"tab":
698
635
if self.topwidget.get_focus() is self.logbox:
699
636
self.topwidget.set_focus(0)
700
637
else:
701
638
self.topwidget.set_focus(self.logbox)
702
639
self.refresh()
703
elif key == "v":
704
if log.level < logging.INFO:
705
log.setLevel(logging.INFO)
706
log.info("Verbose mode: Off")
707
else:
708
log.setLevel(logging.NOTSET)
709
log.info("Verbose mode: On")
710
# elif (key == "end" or key == "meta >" or key == "G"
711
# or key == ">"):
712
# pass # xxx end-of-buffer
713
# elif (key == "home" or key == "meta <" or key == "g"
714
# or key == "<"):
715
# pass # xxx beginning-of-buffer
716
# elif key == "ctrl e" or key == "$":
717
# pass # xxx move-end-of-line
718
# elif key == "ctrl a" or key == "^":
719
# pass # xxx move-beginning-of-line
720
# elif key == "ctrl b" or key == "meta (" or key == "h":
721
# pass # xxx left
722
# elif key == "ctrl f" or key == "meta )" or key == "l":
723
# pass # xxx right
724
# elif key == "a":
725
# pass # scroll up log
726
# elif key == "z":
727
# pass # scroll down log
640
#elif (key == u"end" or key == u"meta >" or key == u"G"
641
# or key == u">"):
642
# pass # xxx end-of-buffer
643
#elif (key == u"home" or key == u"meta <" or key == u"g"
644
# or key == u"<"):
645
# pass # xxx beginning-of-buffer
646
#elif key == u"ctrl e" or key == u"$":
647
# pass # xxx move-end-of-line
648
#elif key == u"ctrl a" or key == u"^":
649
# pass # xxx move-beginning-of-line
650
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
651
# pass # xxx left
652
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
653
# pass # xxx right
654
#elif key == u"a":
655
# pass # scroll up log
656
#elif key == u"z":
657
# pass # scroll down log
728
658
elif self.topwidget.selectable():
729
659
self.topwidget.keypress(self.size, key)
730
660
self.refresh()
731
661
return True
732
662
733
734
class UILogHandler(logging.Handler):
735
def __init__(self, ui, *args, **kwargs):
736
self.ui = ui
737
super(UILogHandler, self).__init__(*args, **kwargs)
738
self.setFormatter(
739
logging.Formatter("%(asctime)s: %(message)s"))
740
def emit(self, record):
741
msg = self.format(record)
742
if record.levelno > logging.INFO:
743
msg = ("bold", msg)
744
self.ui.add_log_line(msg)
745
746
747
663
ui = UserInterface()
748
664
try:
749
665
ui.run()
750
except KeyboardInterrupt:
751
with warnings.catch_warnings():
752
warnings.filterwarnings("ignore", "", BytesWarning)
753
ui.screen.stop()
754
except Exception:
755
with warnings.catch_warnings():
756
warnings.filterwarnings("ignore", "", BytesWarning)
757
ui.screen.stop()
666
except Exception, e:
667
ui.log_message(unicode(e))
668
ui.screen.stop()
758
669
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0