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- Committer: Teddy Hogeborn
- Date: 2009-11-10 03:45:18 UTC
- Revision ID: teddy@fukt.bsnet.se-20091110034518-2ofins935ffqbbse
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
and changed "CheckedOK" key to
"C".
(UserInterface.__init__): Show version number and brief help on start.
(UserInterface.process_input): Help key now shows help in log
buffer, and shows log buffer if
hidden. Commented out
non-implemented keys.
and changed "CheckedOK" key to
"C".
(UserInterface.__init__): Show version number and brief help on start.
(UserInterface.process_input): Help key now shows help in log
buffer, and shows log buffer if
hidden. Commented out
non-implemented keys.
- 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
5
#
6
# Copyright © 2009-2019 Teddy Hogeborn
7
# Copyright © 2009-2019 Björn Påhlsson
8
#
9
# This file is part of Mandos.
10
#
11
# 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
#
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/>.
23
#
24
# Contact the authors at <mandos@recompile.se>.
25
#
26
from __future__ import (division, absolute_import, print_function,
27
unicode_literals)
28
3
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
import logging
36
import os
37
import warnings
38
import datetime
39
import locale
7
import signal
40
8
41
9
import urwid.curses_display
42
10
import urwid
43
11
44
12
from dbus.mainloop.glib import DBusGMainLoop
45
from gi.repository import GLib
13
import gobject
46
14
47
15
import dbus
48
16
49
if sys.version_info.major == 2:
50
__metaclass__ = type
51
str = unicode
52
input = raw_input
53
54
# Show warnings by default
55
if not sys.warnoptions:
56
warnings.simplefilter("default")
57
58
log = logging.getLogger(os.path.basename(sys.argv[0]))
59
logging.basicConfig(level="NOTSET", # Show all messages
60
format="%(message)s") # Show basic log messages
61
62
logging.captureWarnings(True) # Show warnings via the logging system
63
64
locale.setlocale(locale.LC_ALL, "")
65
66
logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
17
import UserList
67
18
68
19
# Some useful constants
69
domain = "se.recompile"
70
server_interface = domain + ".Mandos"
71
client_interface = domain + ".Mandos.Client"
72
version = "1.8.16"
73
74
try:
75
dbus.OBJECT_MANAGER_IFACE
76
except AttributeError:
77
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
78
79
80
def isoformat_to_datetime(iso):
81
"Parse an ISO 8601 date string to a datetime.datetime()"
82
if not iso:
83
return None
84
d, t = iso.split("T", 1)
85
year, month, day = d.split("-", 2)
86
hour, minute, second = t.split(":", 2)
87
second, fraction = divmod(float(second), 1)
88
return datetime.datetime(int(year),
89
int(month),
90
int(day),
91
int(hour),
92
int(minute),
93
int(second), # Whole seconds
94
int(fraction*1000000)) # Microseconds
95
96
97
class MandosClientPropertyCache:
20
domain = 'se.bsnet.fukt'
21
server_interface = domain + '.Mandos'
22
client_interface = domain + '.Mandos.Client'
23
version = "1.0.14"
24
25
# Always run in monochrome mode
26
urwid.curses_display.curses.has_colors = lambda : False
27
28
# Urwid doesn't support blinking, but we want it. Since we have no
29
# use for underline on its own, we make underline also always blink.
30
urwid.curses_display.curses.A_UNDERLINE |= (
31
urwid.curses_display.curses.A_BLINK)
32
33
class MandosClientPropertyCache(object):
98
34
"""This wraps a Mandos Client D-Bus proxy object, caches the
99
35
properties and calls a hook function when any of them are
100
36
changed.
101
37
"""
102
def __init__(self, proxy_object=None, properties=None, **kwargs):
103
self.proxy = proxy_object # Mandos Client proxy object
104
self.properties = dict() if properties is None else properties
105
self.property_changed_match = (
106
self.proxy.connect_to_signal("PropertiesChanged",
107
self.properties_changed,
108
dbus.PROPERTIES_IFACE,
109
byte_arrays=True))
110
111
if properties is None:
112
self.properties.update(self.proxy.GetAll(
113
client_interface,
114
dbus_interface=dbus.PROPERTIES_IFACE))
115
116
super(MandosClientPropertyCache, self).__init__(**kwargs)
117
118
def properties_changed(self, interface, properties, invalidated):
119
"""This is called whenever we get a PropertiesChanged signal
120
It updates the changed properties in the "properties" dict.
38
def __init__(self, proxy_object=None, properties=None, *args,
39
**kwargs):
40
self.proxy = proxy_object # Mandos Client proxy object
41
42
if properties is None:
43
self.properties = dict()
44
else:
45
self.properties = properties
46
self.proxy.connect_to_signal("PropertyChanged",
47
self.property_changed,
48
client_interface,
49
byte_arrays=True)
50
51
if properties is None:
52
self.properties.update(self.proxy.GetAll(client_interface,
53
dbus_interface =
54
dbus.PROPERTIES_IFACE))
55
super(MandosClientPropertyCache, self).__init__(
56
proxy_object=proxy_object,
57
properties=properties, *args, **kwargs)
58
59
def property_changed(self, property=None, value=None):
60
"""This is called whenever we get a PropertyChanged signal
61
It updates the changed property in the "properties" dict.
121
62
"""
122
63
# Update properties dict with new value
123
if interface == client_interface:
124
self.properties.update(properties)
125
126
def delete(self):
127
self.property_changed_match.remove()
64
self.properties[property] = value
128
65
129
66
130
67
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
131
68
"""A Mandos Client which is visible on the screen.
132
69
"""
133
70
134
71
def __init__(self, server_proxy_object=None, update_hook=None,
135
delete_hook=None, **kwargs):
72
delete_hook=None, *args, **kwargs):
136
73
# Called on update
137
74
self.update_hook = update_hook
138
75
# Called on delete
139
76
self.delete_hook = delete_hook
140
77
# Mandos Server proxy object
141
78
self.server_proxy_object = server_proxy_object
142
143
self._update_timer_callback_tag = None
144
79
145
80
# The widget shown normally
146
81
self._text_widget = urwid.Text("")
147
82
# The widget shown when we have focus
148
83
self._focus_text_widget = urwid.Text("")
149
super(MandosClientWidget, self).__init__(**kwargs)
84
super(MandosClientWidget, self).__init__(
85
update_hook=update_hook, delete_hook=delete_hook,
86
*args, **kwargs)
150
87
self.update()
151
88
self.opened = False
152
153
self.match_objects = (
154
self.proxy.connect_to_signal("CheckerCompleted",
155
self.checker_completed,
156
client_interface,
157
byte_arrays=True),
158
self.proxy.connect_to_signal("CheckerStarted",
159
self.checker_started,
160
client_interface,
161
byte_arrays=True),
162
self.proxy.connect_to_signal("GotSecret",
163
self.got_secret,
164
client_interface,
165
byte_arrays=True),
166
self.proxy.connect_to_signal("NeedApproval",
167
self.need_approval,
168
client_interface,
169
byte_arrays=True),
170
self.proxy.connect_to_signal("Rejected",
171
self.rejected,
172
client_interface,
173
byte_arrays=True))
174
log.debug("Created client %s", self.properties["Name"])
175
176
def using_timer(self, flag):
177
"""Call this method with True or False when timer should be
178
activated or deactivated.
179
"""
180
if flag and self._update_timer_callback_tag is None:
181
# Will update the shown timer value every second
182
self._update_timer_callback_tag = (
183
GLib.timeout_add(1000,
184
glib_safely(self.update_timer)))
185
elif not (flag or self._update_timer_callback_tag is None):
186
GLib.source_remove(self._update_timer_callback_tag)
187
self._update_timer_callback_tag = None
188
189
def checker_completed(self, exitstatus, condition, command):
190
if exitstatus == 0:
191
log.debug('Checker for client %s (command "%s")'
192
" succeeded", self.properties["Name"], command)
193
self.update()
194
return
195
# Checker failed
196
if os.WIFEXITED(condition):
197
log.info('Checker for client %s (command "%s") failed'
198
" with exit code %d", self.properties["Name"],
199
command, os.WEXITSTATUS(condition))
200
elif os.WIFSIGNALED(condition):
201
log.info('Checker for client %s (command "%s") was'
202
" killed by signal %d", self.properties["Name"],
203
command, os.WTERMSIG(condition))
204
self.update()
205
206
def checker_started(self, command):
207
"""Server signals that a checker started."""
208
log.debug('Client %s started checker "%s"',
209
self.properties["Name"], command)
210
211
def got_secret(self):
212
log.info("Client %s received its secret",
213
self.properties["Name"])
214
215
def need_approval(self, timeout, default):
216
if not default:
217
message = "Client %s needs approval within %f seconds"
218
else:
219
message = "Client %s will get its secret in %f seconds"
220
log.info(message, self.properties["Name"], timeout/1000)
221
222
def rejected(self, reason):
223
log.info("Client %s was rejected; reason: %s",
224
self.properties["Name"], reason)
225
89
226
90
def selectable(self):
227
91
"""Make this a "selectable" widget.
228
92
This overrides the method from urwid.FlowWidget."""
229
93
return True
230
231
def rows(self, maxcolrow, focus=False):
94
95
def rows(self, (maxcol,), focus=False):
232
96
"""How many rows this widget will occupy might depend on
233
97
whether we have focus or not.
234
98
This overrides the method from urwid.FlowWidget"""
235
return self.current_widget(focus).rows(maxcolrow, focus=focus)
236
99
return self.current_widget(focus).rows((maxcol,), focus=focus)
100
237
101
def current_widget(self, focus=False):
238
102
if focus or self.opened:
239
103
return self._focus_widget
240
104
return self._widget
241
105
242
106
def update(self):
243
107
"Called when what is visible on the screen should be updated."
244
108
# How to add standout mode to a style
245
with_standout = {"normal": "standout",
246
"bold": "bold-standout",
247
"underline-blink":
248
"underline-blink-standout",
249
"bold-underline-blink":
250
"bold-underline-blink-standout",
251
}
252
109
with_standout = { u"normal": u"standout",
110
u"bold": u"bold-standout",
111
u"underline-blink":
112
u"underline-blink-standout",
113
u"bold-underline-blink":
114
u"bold-underline-blink-standout",
115
}
116
253
117
# Rebuild focus and non-focus widgets using current properties
254
255
# Base part of a client. Name!
256
base = "{name}: ".format(name=self.properties["Name"])
257
if not self.properties["Enabled"]:
258
message = "DISABLED"
259
self.using_timer(False)
260
elif self.properties["ApprovalPending"]:
261
timeout = datetime.timedelta(
262
milliseconds=self.properties["ApprovalDelay"])
263
last_approval_request = isoformat_to_datetime(
264
self.properties["LastApprovalRequest"])
265
if last_approval_request is not None:
266
timer = max(timeout - (datetime.datetime.utcnow()
267
- last_approval_request),
268
datetime.timedelta())
269
else:
270
timer = datetime.timedelta()
271
if self.properties["ApprovedByDefault"]:
272
message = "Approval in {}. (d)eny?"
273
else:
274
message = "Denial in {}. (a)pprove?"
275
message = message.format(str(timer).rsplit(".", 1)[0])
276
self.using_timer(True)
277
elif self.properties["LastCheckerStatus"] != 0:
278
# When checker has failed, show timer until client expires
279
expires = self.properties["Expires"]
280
if expires == "":
281
timer = datetime.timedelta(0)
282
else:
283
expires = (datetime.datetime.strptime
284
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
285
timer = max(expires - datetime.datetime.utcnow(),
286
datetime.timedelta())
287
message = ("A checker has failed! Time until client"
288
" gets disabled: {}"
289
.format(str(timer).rsplit(".", 1)[0]))
290
self.using_timer(True)
291
else:
292
message = "enabled"
293
self.using_timer(False)
294
self._text = "{}{}".format(base, message)
295
118
self._text = (u'name="%(name)s", enabled=%(enabled)s'
119
% self.properties)
296
120
if not urwid.supports_unicode():
297
121
self._text = self._text.encode("ascii", "replace")
298
textlist = [("normal", self._text)]
122
textlist = [(u"normal", u"BLARGH: "), (u"bold", self._text)]
299
123
self._text_widget.set_text(textlist)
300
124
self._focus_text_widget.set_text([(with_standout[text[0]],
301
125
text[1])
308
132
# Run update hook, if any
309
133
if self.update_hook is not None:
310
134
self.update_hook()
311
312
def update_timer(self):
313
"""called by GLib. Will indefinitely loop until
314
GLib.source_remove() on tag is called
315
"""
316
self.update()
317
return True # Keep calling this
318
319
def delete(self, **kwargs):
320
if self._update_timer_callback_tag is not None:
321
GLib.source_remove(self._update_timer_callback_tag)
322
self._update_timer_callback_tag = None
323
for match in self.match_objects:
324
match.remove()
325
self.match_objects = ()
135
136
def delete(self):
326
137
if self.delete_hook is not None:
327
138
self.delete_hook(self)
328
return super(MandosClientWidget, self).delete(**kwargs)
329
330
def render(self, maxcolrow, focus=False):
139
140
def render(self, (maxcol,), focus=False):
331
141
"""Render differently if we have focus.
332
142
This overrides the method from urwid.FlowWidget"""
333
return self.current_widget(focus).render(maxcolrow,
143
return self.current_widget(focus).render((maxcol,),
334
144
focus=focus)
335
336
def keypress(self, maxcolrow, key):
145
146
def keypress(self, (maxcol,), key):
337
147
"""Handle keys.
338
148
This overrides the method from urwid.FlowWidget"""
339
if key == "+":
340
self.proxy.Set(client_interface, "Enabled",
341
dbus.Boolean(True), ignore_reply=True,
342
dbus_interface=dbus.PROPERTIES_IFACE)
343
elif key == "-":
344
self.proxy.Set(client_interface, "Enabled", False,
345
ignore_reply=True,
346
dbus_interface=dbus.PROPERTIES_IFACE)
347
elif key == "a":
348
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
349
dbus_interface=client_interface,
350
ignore_reply=True)
351
elif key == "d":
352
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
353
dbus_interface=client_interface,
354
ignore_reply=True)
355
elif key == "R" or key == "_" or key == "ctrl k":
149
if key == u"e" or key == u"+":
150
self.proxy.Enable()
151
elif key == u"d" or key == u"-":
152
self.proxy.Disable()
153
elif key == u"r" or key == u"_":
356
154
self.server_proxy_object.RemoveClient(self.proxy
357
.object_path,
358
ignore_reply=True)
359
elif key == "s":
360
self.proxy.Set(client_interface, "CheckerRunning",
361
dbus.Boolean(True), ignore_reply=True,
362
dbus_interface=dbus.PROPERTIES_IFACE)
363
elif key == "S":
364
self.proxy.Set(client_interface, "CheckerRunning",
365
dbus.Boolean(False), ignore_reply=True,
366
dbus_interface=dbus.PROPERTIES_IFACE)
367
elif key == "C":
368
self.proxy.CheckedOK(dbus_interface=client_interface,
369
ignore_reply=True)
155
.object_path)
156
elif key == u"s":
157
self.proxy.StartChecker()
158
elif key == u"S":
159
self.proxy.StopChecker()
160
elif key == u"C":
161
self.proxy.CheckedOK()
370
162
# xxx
371
# elif key == "p" or key == "=":
163
# elif key == u"p" or key == "=":
372
164
# self.proxy.pause()
373
# elif key == "u" or key == ":":
165
# elif key == u"u" or key == ":":
374
166
# self.proxy.unpause()
375
# elif key == "RET":
167
# elif key == u"RET":
376
168
# self.open()
377
169
else:
378
170
return key
379
380
def properties_changed(self, interface, properties, invalidated):
381
"""Call self.update() if any properties changed.
171
172
def property_changed(self, property=None, value=None,
173
*args, **kwargs):
174
"""Call self.update() if old value is not new value.
382
175
This overrides the method from MandosClientPropertyCache"""
383
old_values = {key: self.properties.get(key)
384
for key in properties.keys()}
385
super(MandosClientWidget, self).properties_changed(
386
interface, properties, invalidated)
387
if any(old_values[key] != self.properties.get(key)
388
for key in old_values):
176
property_name = unicode(property)
177
old_value = self.properties.get(property_name)
178
super(MandosClientWidget, self).property_changed(
179
property=property, value=value, *args, **kwargs)
180
if self.properties.get(property_name) != old_value:
389
181
self.update()
390
182
391
183
392
def glib_safely(func, retval=True):
393
def safe_func(*args, **kwargs):
394
try:
395
return func(*args, **kwargs)
396
except Exception:
397
log.exception("")
398
return retval
399
return safe_func
400
401
402
184
class ConstrainedListBox(urwid.ListBox):
403
185
"""Like a normal urwid.ListBox, but will consume all "up" or
404
186
"down" key presses, thus not allowing any containing widgets to
405
187
use them as an excuse to shift focus away from this widget.
406
188
"""
407
def keypress(self, *args, **kwargs):
408
ret = (super(ConstrainedListBox, self)
409
.keypress(*args, **kwargs))
410
if ret in ("up", "down"):
189
def keypress(self, (maxcol, maxrow), key):
190
ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
191
if ret in (u"up", u"down"):
411
192
return
412
193
return ret
413
194
414
195
415
class UserInterface:
196
class UserInterface(object):
416
197
"""This is the entire user interface - the whole screen
417
198
with boxes, lists of client widgets, etc.
418
199
"""
419
200
def __init__(self, max_log_length=1000):
420
201
DBusGMainLoop(set_as_default=True)
421
202
422
203
self.screen = urwid.curses_display.Screen()
423
204
424
205
self.screen.register_palette((
425
("normal",
426
"default", "default", None),
427
("bold",
428
"bold", "default", "bold"),
429
("underline-blink",
430
"underline,blink", "default", "underline,blink"),
431
("standout",
432
"standout", "default", "standout"),
433
("bold-underline-blink",
434
"bold,underline,blink", "default",
435
"bold,underline,blink"),
436
("bold-standout",
437
"bold,standout", "default", "bold,standout"),
438
("underline-blink-standout",
439
"underline,blink,standout", "default",
440
"underline,blink,standout"),
441
("bold-underline-blink-standout",
442
"bold,underline,blink,standout", "default",
443
"bold,underline,blink,standout"),
206
(u"normal",
207
u"default", u"default", None),
208
(u"bold",
209
u"default", u"default", u"bold"),
210
(u"underline-blink",
211
u"default", u"default", u"underline"),
212
(u"standout",
213
u"default", u"default", u"standout"),
214
(u"bold-underline-blink",
215
u"default", u"default", (u"bold", u"underline")),
216
(u"bold-standout",
217
u"default", u"default", (u"bold", u"standout")),
218
(u"underline-blink-standout",
219
u"default", u"default", (u"underline", u"standout")),
220
(u"bold-underline-blink-standout",
221
u"default", u"default", (u"bold", u"underline",
222
u"standout")),
444
223
))
445
224
446
225
if urwid.supports_unicode():
447
self.divider = "─" # \u2500
226
#self.divider = u"─" # \u2500
227
self.divider = u"━" # \u2501
448
228
else:
449
self.divider = "_" # \u005f
450
229
#self.divider = u"-" # \u002d
230
self.divider = u"_" # \u005f
231
451
232
self.screen.start()
452
233
453
234
self.size = self.screen.get_cols_rows()
454
235
455
236
self.clients = urwid.SimpleListWalker([])
456
237
self.clients_dict = {}
457
238
458
239
# We will add Text widgets to this list
459
self.log = urwid.SimpleListWalker([])
240
self.log = []
460
241
self.max_log_length = max_log_length
461
242
462
243
# We keep a reference to the log widget so we can remove it
463
244
# from the ListWalker without it getting destroyed
464
245
self.logbox = ConstrainedListBox(self.log)
465
246
466
247
# This keeps track of whether self.uilist currently has
467
248
# self.logbox in it or not
468
249
self.log_visible = True
469
self.log_wrap = "any"
470
471
self.loghandler = UILogHandler(self)
472
250
self.log_wrap = u"any"
251
473
252
self.rebuild()
474
self.add_log_line(("bold",
475
"Mandos Monitor version " + version))
476
self.add_log_line(("bold", "q: Quit ?: Help"))
477
478
self.busname = domain + ".Mandos"
479
self.main_loop = GLib.MainLoop()
480
481
def client_not_found(self, key_id, address):
482
log.info("Client with address %s and key ID %s could"
483
" not be found", address, key_id)
484
253
self.log_message((u"bold",
254
u"Mandos Monitor version " + version))
255
self.log_message((u"bold",
256
u"q: Quit ?: Help"))
257
258
self.busname = domain + '.Mandos'
259
self.main_loop = gobject.MainLoop()
260
self.bus = dbus.SystemBus()
261
mandos_dbus_objc = self.bus.get_object(
262
self.busname, u"/", follow_name_owner_changes=True)
263
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
264
dbus_interface
265
= server_interface)
266
try:
267
mandos_clients = (self.mandos_serv
268
.GetAllClientsWithProperties())
269
except dbus.exceptions.DBusException:
270
mandos_clients = dbus.Dictionary()
271
272
(self.mandos_serv
273
.connect_to_signal("ClientRemoved",
274
self.find_and_remove_client,
275
dbus_interface=server_interface,
276
byte_arrays=True))
277
(self.mandos_serv
278
.connect_to_signal("ClientAdded",
279
self.add_new_client,
280
dbus_interface=server_interface,
281
byte_arrays=True))
282
for path, client in mandos_clients.iteritems():
283
client_proxy_object = self.bus.get_object(self.busname,
284
path)
285
self.add_client(MandosClientWidget(server_proxy_object
286
=self.mandos_serv,
287
proxy_object
288
=client_proxy_object,
289
properties=client,
290
update_hook
291
=self.refresh,
292
delete_hook
293
=self.remove_client),
294
path=path)
295
485
296
def rebuild(self):
486
297
"""This rebuilds the User Interface.
487
298
Call this when the widget layout needs to change"""
488
299
self.uilist = []
489
# self.uilist.append(urwid.ListBox(self.clients))
490
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
491
clients),
492
# header=urwid.Divider(),
300
#self.uilist.append(urwid.ListBox(self.clients))
301
self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
302
#header=urwid.Divider(),
493
303
header=None,
494
footer=urwid.Divider(
495
div_char=self.divider)))
304
footer=urwid.Divider(div_char=self.divider)))
496
305
if self.log_visible:
497
306
self.uilist.append(self.logbox)
307
pass
498
308
self.topwidget = urwid.Pile(self.uilist)
499
500
def add_log_line(self, markup):
309
310
def log_message(self, markup):
311
"""Add a log message to the log buffer."""
501
312
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
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)]
505
self.logbox.set_focus(len(self.logbox.body.contents)-1,
506
coming_from="above")
507
self.refresh()
508
313
if (self.max_log_length
314
and len(self.log) > self.max_log_length):
315
del self.log[0:len(self.log)-self.max_log_length-1]
316
509
317
def toggle_log_display(self):
510
318
"""Toggle visibility of the log buffer."""
511
319
self.log_visible = not self.log_visible
512
320
self.rebuild()
513
log.debug("Log visibility changed to: %s", self.log_visible)
514
321
self.log_message(u"Log visibility changed to: "
322
+ unicode(self.log_visible))
323
515
324
def change_log_display(self):
516
325
"""Change type of log display.
517
326
Currently, this toggles wrapping of text lines."""
518
if self.log_wrap == "clip":
519
self.log_wrap = "any"
327
if self.log_wrap == u"clip":
328
self.log_wrap = u"any"
520
329
else:
521
self.log_wrap = "clip"
330
self.log_wrap = u"clip"
522
331
for textwidget in self.log:
523
332
textwidget.set_wrap_mode(self.log_wrap)
524
log.debug("Wrap mode: %s", self.log_wrap)
525
526
def find_and_remove_client(self, path, interfaces):
527
"""Find a client by its object path and remove it.
528
529
This is connected to the InterfacesRemoved signal from the
333
self.log_message(u"Wrap mode: " + self.log_wrap)
334
335
def find_and_remove_client(self, path, name):
336
"""Find an client from its object path and remove it.
337
338
This is connected to the ClientRemoved signal from the
530
339
Mandos server object."""
531
if client_interface not in interfaces:
532
# Not a Mandos client object; ignore
533
return
534
340
try:
535
341
client = self.clients_dict[path]
536
342
except KeyError:
537
343
# not found?
538
log.warning("Unknown client %s removed", path)
539
return
540
client.delete()
541
542
def add_new_client(self, path, ifs_and_props):
543
"""Find a client by its object path and remove it.
544
545
This is connected to the InterfacesAdded signal from the
546
Mandos server object.
547
"""
548
if client_interface not in ifs_and_props:
549
# Not a Mandos client object; ignore
550
return
344
return
345
self.remove_client(client, path)
346
347
def add_new_client(self, path, properties):
551
348
client_proxy_object = self.bus.get_object(self.busname, path)
552
self.add_client(MandosClientWidget(
553
server_proxy_object=self.mandos_serv,
554
proxy_object=client_proxy_object,
555
update_hook=self.refresh,
556
delete_hook=self.remove_client,
557
properties=dict(ifs_and_props[client_interface])),
349
self.add_client(MandosClientWidget(server_proxy_object
350
=self.mandos_serv,
351
proxy_object
352
=client_proxy_object,
353
properties=properties,
354
update_hook
355
=self.refresh,
356
delete_hook
357
=self.remove_client),
558
358
path=path)
559
359
560
360
def add_client(self, client, path=None):
561
361
self.clients.append(client)
562
362
if path is None:
563
363
path = client.proxy.object_path
564
364
self.clients_dict[path] = client
565
self.clients.sort(key=lambda c: c.properties["Name"])
365
self.clients.sort(None, lambda c: c.properties[u"name"])
566
366
self.refresh()
567
367
568
368
def remove_client(self, client, path=None):
569
369
self.clients.remove(client)
570
370
if path is None:
571
371
path = client.proxy.object_path
572
372
del self.clients_dict[path]
373
if not self.clients_dict:
374
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
375
# is completely emptied, we need to recreate it.
376
self.clients = urwid.SimpleListWalker([])
377
self.rebuild()
573
378
self.refresh()
574
379
575
380
def refresh(self):
576
381
"""Redraw the screen"""
577
382
canvas = self.topwidget.render(self.size, focus=True)
578
383
self.screen.draw_screen(self.size, canvas)
579
384
580
385
def run(self):
581
386
"""Start the main loop and exit when it's done."""
582
log.addHandler(self.loghandler)
583
self.orig_log_propagate = log.propagate
584
log.propagate = False
585
self.orig_log_level = log.level
586
log.setLevel("INFO")
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
log.warning("Note: Server has no clients.")
597
except dbus.exceptions.DBusException:
598
log.warning("Note: No Mandos server running.")
599
mandos_clients = dbus.Dictionary()
600
601
(self.mandos_serv
602
.connect_to_signal("InterfacesRemoved",
603
self.find_and_remove_client,
604
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
605
byte_arrays=True))
606
(self.mandos_serv
607
.connect_to_signal("InterfacesAdded",
608
self.add_new_client,
609
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
610
byte_arrays=True))
611
(self.mandos_serv
612
.connect_to_signal("ClientNotFound",
613
self.client_not_found,
614
dbus_interface=server_interface,
615
byte_arrays=True))
616
for path, client in mandos_clients.items():
617
client_proxy_object = self.bus.get_object(self.busname,
618
path)
619
self.add_client(MandosClientWidget(
620
server_proxy_object=self.mandos_serv,
621
proxy_object=client_proxy_object,
622
properties=client,
623
update_hook=self.refresh,
624
delete_hook=self.remove_client),
625
path=path)
626
627
387
self.refresh()
628
self._input_callback_tag = (
629
GLib.io_add_watch(
630
GLib.IOChannel.unix_new(sys.stdin.fileno()),
631
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
632
glib_safely(self.process_input)))
388
self._input_callback_tag = (gobject.io_add_watch
389
(sys.stdin.fileno(),
390
gobject.IO_IN,
391
self.process_input))
633
392
self.main_loop.run()
634
393
# Main loop has finished, we should close everything now
635
GLib.source_remove(self._input_callback_tag)
636
with warnings.catch_warnings():
637
warnings.simplefilter("ignore", BytesWarning)
638
self.screen.stop()
639
394
gobject.source_remove(self._input_callback_tag)
395
self.screen.stop()
396
640
397
def stop(self):
641
398
self.main_loop.quit()
642
log.removeHandler(self.loghandler)
643
log.propagate = self.orig_log_propagate
644
399
645
400
def process_input(self, source, condition):
646
401
keys = self.screen.get_input()
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
}
402
translations = { u"ctrl n": u"down", # Emacs
403
u"ctrl p": u"up", # Emacs
404
u"ctrl v": u"page down", # Emacs
405
u"meta v": u"page up", # Emacs
406
u" ": u"page down", # less
407
u"f": u"page down", # less
408
u"b": u"page up", # less
409
u"j": u"down", # vi
410
u"k": u"up", # vi
411
}
657
412
for key in keys:
658
413
try:
659
414
key = translations[key]
660
415
except KeyError: # :-)
661
416
pass
662
663
if key == "q" or key == "Q":
417
418
if key == u"q" or key == u"Q":
664
419
self.stop()
665
420
break
666
elif key == "window resize":
421
elif key == u"window resize":
667
422
self.size = self.screen.get_cols_rows()
668
423
self.refresh()
669
elif key == "ctrl l":
670
self.screen.clear()
424
elif key == u"\f": # Ctrl-L
671
425
self.refresh()
672
elif key == "l" or key == "D":
426
elif key == u"l" or key == u"D":
673
427
self.toggle_log_display()
674
428
self.refresh()
675
elif key == "w" or key == "i":
429
elif key == u"w" or key == u"i":
676
430
self.change_log_display()
677
431
self.refresh()
678
elif key == "?" or key == "f1" or key == "esc":
432
elif key == u"?" or key == u"f1":
679
433
if not self.log_visible:
680
434
self.log_visible = True
681
435
self.rebuild()
682
self.add_log_line(("bold",
683
" ".join(("q: Quit",
684
"?: Help",
685
"l: Log window toggle",
686
"TAB: Switch window",
687
"w: Wrap (log lines)",
688
"v: Toggle verbose log",
689
))))
690
self.add_log_line(("bold",
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",
700
))))
436
self.log_message((u"bold",
437
u" ".join((u"q: Quit",
438
u"?: Help",
439
u"l: Log window toggle",
440
u"TAB: Switch window",
441
u"w: Wrap (log)"))))
442
self.log_message((u"bold",
443
u" ".join((u"Clients:",
444
u"e: Enable",
445
u"d: Disable",
446
u"r: Remove",
447
u"s: Start new checker",
448
u"S: Stop checker",
449
u"C: Checker OK"))))
701
450
self.refresh()
702
elif key == "tab":
451
elif key == u"tab":
703
452
if self.topwidget.get_focus() is self.logbox:
704
453
self.topwidget.set_focus(0)
705
454
else:
706
455
self.topwidget.set_focus(self.logbox)
707
456
self.refresh()
708
elif key == "v":
709
if log.level < logging.INFO:
710
log.setLevel(logging.INFO)
711
log.info("Verbose mode: Off")
712
else:
713
log.setLevel(logging.NOTSET)
714
log.info("Verbose mode: On")
715
# elif (key == "end" or key == "meta >" or key == "G"
716
# or key == ">"):
717
# pass # xxx end-of-buffer
718
# elif (key == "home" or key == "meta <" or key == "g"
719
# or key == "<"):
720
# pass # xxx beginning-of-buffer
721
# elif key == "ctrl e" or key == "$":
722
# pass # xxx move-end-of-line
723
# elif key == "ctrl a" or key == "^":
724
# pass # xxx move-beginning-of-line
725
# elif key == "ctrl b" or key == "meta (" or key == "h":
726
# pass # xxx left
727
# elif key == "ctrl f" or key == "meta )" or key == "l":
728
# pass # xxx right
729
# elif key == "a":
730
# pass # scroll up log
731
# elif key == "z":
732
# pass # scroll down log
457
#elif (key == u"end" or key == u"meta >" or key == u"G"
458
# or key == u">"):
459
# pass # xxx end-of-buffer
460
#elif (key == u"home" or key == u"meta <" or key == u"g"
461
# or key == u"<"):
462
# pass # xxx beginning-of-buffer
463
#elif key == u"ctrl e" or key == u"$":
464
# pass # xxx move-end-of-line
465
#elif key == u"ctrl a" or key == u"^":
466
# pass # xxx move-beginning-of-line
467
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
468
# pass # xxx left
469
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
470
# pass # xxx right
471
#elif key == u"a":
472
# pass # scroll up log
473
#elif key == u"z":
474
# pass # scroll down log
733
475
elif self.topwidget.selectable():
734
476
self.topwidget.keypress(self.size, key)
735
477
self.refresh()
736
478
return True
737
479
738
739
class UILogHandler(logging.Handler):
740
def __init__(self, ui, *args, **kwargs):
741
self.ui = ui
742
super(UILogHandler, self).__init__(*args, **kwargs)
743
self.setFormatter(
744
logging.Formatter("%(asctime)s: %(message)s"))
745
def emit(self, record):
746
msg = self.format(record)
747
if record.levelno > logging.INFO:
748
msg = ("bold", msg)
749
self.ui.add_log_line(msg)
750
751
752
480
ui = UserInterface()
753
481
try:
754
482
ui.run()
755
except KeyboardInterrupt:
756
with warnings.catch_warnings():
757
warnings.filterwarnings("ignore", "", BytesWarning)
758
ui.screen.stop()
759
except Exception:
760
with warnings.catch_warnings():
761
warnings.filterwarnings("ignore", "", BytesWarning)
762
ui.screen.stop()
483
except:
484
ui.screen.stop()
763
485
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0