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- Committer: Teddy Hogeborn
- Date: 2009-09-17 11:22:28 UTC
- Revision ID: teddy@fukt.bsnet.se-20090917112228-yizc8zr9brqr3cjd
* plugins.d/mandos-client.c (main): Try harder to raise signal on
exit, and wait for it to arrive.
exit, and wait for it to arrive.
- 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
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
27
from __future__ import (division, absolute_import, print_function,
28
unicode_literals)
29
try:
30
from future_builtins import *
31
except ImportError:
32
pass
33
34
import sys
35
import os
36
import warnings
37
import datetime
38
import locale
39
import logging
40
41
import urwid.curses_display
42
import urwid
43
44
from dbus.mainloop.glib import DBusGMainLoop
45
from gi.repository import GLib
46
47
import dbus
48
49
if sys.version_info.major == 2:
50
str = unicode
51
52
log = logging.getLogger(os.path.basename(sys.argv[0]))
53
logging.basicConfig(level="NOTSET", # Show all messages
54
format="%(message)s") # Show basic log messages
55
56
logging.captureWarnings(True) # Show warnings via the logging system
57
58
locale.setlocale(locale.LC_ALL, "")
59
60
logging.getLogger("dbus.proxies").setLevel(logging.CRITICAL)
61
62
# Some useful constants
63
domain = "se.recompile"
64
server_interface = domain + ".Mandos"
65
client_interface = domain + ".Mandos.Client"
66
version = "1.8.9"
67
68
try:
69
dbus.OBJECT_MANAGER_IFACE
70
except AttributeError:
71
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
72
73
74
def isoformat_to_datetime(iso):
75
"Parse an ISO 8601 date string to a datetime.datetime()"
76
if not iso:
77
return None
78
d, t = iso.split("T", 1)
79
year, month, day = d.split("-", 2)
80
hour, minute, second = t.split(":", 2)
81
second, fraction = divmod(float(second), 1)
82
return datetime.datetime(int(year),
83
int(month),
84
int(day),
85
int(hour),
86
int(minute),
87
int(second), # Whole seconds
88
int(fraction*1000000)) # Microseconds
89
90
91
class MandosClientPropertyCache(object):
92
"""This wraps a Mandos Client D-Bus proxy object, caches the
93
properties and calls a hook function when any of them are
94
changed.
95
"""
96
def __init__(self, proxy_object=None, properties=None, **kwargs):
97
self.proxy = proxy_object # Mandos Client proxy object
98
self.properties = dict() if properties is None else properties
99
self.property_changed_match = (
100
self.proxy.connect_to_signal("PropertiesChanged",
101
self.properties_changed,
102
dbus.PROPERTIES_IFACE,
103
byte_arrays=True))
104
105
if properties is None:
106
self.properties.update(self.proxy.GetAll(
107
client_interface,
108
dbus_interface=dbus.PROPERTIES_IFACE))
109
110
super(MandosClientPropertyCache, self).__init__(**kwargs)
111
112
def properties_changed(self, interface, properties, invalidated):
113
"""This is called whenever we get a PropertiesChanged signal
114
It updates the changed properties in the "properties" dict.
115
"""
116
# Update properties dict with new value
117
if interface == client_interface:
118
self.properties.update(properties)
119
120
def delete(self):
121
self.property_changed_match.remove()
122
123
124
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
125
"""A Mandos Client which is visible on the screen.
126
"""
127
128
def __init__(self, server_proxy_object=None, update_hook=None,
129
delete_hook=None, **kwargs):
130
# Called on update
131
self.update_hook = update_hook
132
# Called on delete
133
self.delete_hook = delete_hook
134
# Mandos Server proxy object
135
self.server_proxy_object = server_proxy_object
136
137
self._update_timer_callback_tag = None
138
139
# The widget shown normally
140
self._text_widget = urwid.Text("")
141
# The widget shown when we have focus
142
self._focus_text_widget = urwid.Text("")
143
super(MandosClientWidget, self).__init__(**kwargs)
144
self.update()
145
self.opened = False
146
147
self.match_objects = (
148
self.proxy.connect_to_signal("CheckerCompleted",
149
self.checker_completed,
150
client_interface,
151
byte_arrays=True),
152
self.proxy.connect_to_signal("CheckerStarted",
153
self.checker_started,
154
client_interface,
155
byte_arrays=True),
156
self.proxy.connect_to_signal("GotSecret",
157
self.got_secret,
158
client_interface,
159
byte_arrays=True),
160
self.proxy.connect_to_signal("NeedApproval",
161
self.need_approval,
162
client_interface,
163
byte_arrays=True),
164
self.proxy.connect_to_signal("Rejected",
165
self.rejected,
166
client_interface,
167
byte_arrays=True))
168
log.debug("Created client %s", self.properties["Name"])
169
170
def using_timer(self, flag):
171
"""Call this method with True or False when timer should be
172
activated or deactivated.
173
"""
174
if flag and self._update_timer_callback_tag is None:
175
# Will update the shown timer value every second
176
self._update_timer_callback_tag = (
177
GLib.timeout_add(1000,
178
glib_safely(self.update_timer)))
179
elif not (flag or self._update_timer_callback_tag is None):
180
GLib.source_remove(self._update_timer_callback_tag)
181
self._update_timer_callback_tag = None
182
183
def checker_completed(self, exitstatus, condition, command):
184
if exitstatus == 0:
185
log.debug('Checker for client %s (command "%s")'
186
" succeeded", self.properties["Name"], command)
187
self.update()
188
return
189
# Checker failed
190
if os.WIFEXITED(condition):
191
log.info('Checker for client %s (command "%s") failed'
192
" with exit code %d", self.properties["Name"],
193
command, os.WEXITSTATUS(condition))
194
elif os.WIFSIGNALED(condition):
195
log.info('Checker for client %s (command "%s") was'
196
" killed by signal %d", self.properties["Name"],
197
command, os.WTERMSIG(condition))
198
self.update()
199
200
def checker_started(self, command):
201
"""Server signals that a checker started."""
202
log.debug('Client %s started checker "%s"',
203
self.properties["Name"], command)
204
205
def got_secret(self):
206
log.info("Client %s received its secret",
207
self.properties["Name"])
208
209
def need_approval(self, timeout, default):
210
if not default:
211
message = "Client %s needs approval within %f seconds"
212
else:
213
message = "Client %s will get its secret in %f seconds"
214
log.info(message, self.properties["Name"], timeout/1000)
215
216
def rejected(self, reason):
217
log.info("Client %s was rejected; reason: %s",
218
self.properties["Name"], reason)
219
220
def selectable(self):
221
"""Make this a "selectable" widget.
222
This overrides the method from urwid.FlowWidget."""
223
return True
224
225
def rows(self, maxcolrow, focus=False):
226
"""How many rows this widget will occupy might depend on
227
whether we have focus or not.
228
This overrides the method from urwid.FlowWidget"""
229
return self.current_widget(focus).rows(maxcolrow, focus=focus)
230
231
def current_widget(self, focus=False):
232
if focus or self.opened:
233
return self._focus_widget
234
return self._widget
235
236
def update(self):
237
"Called when what is visible on the screen should be updated."
238
# How to add standout mode to a style
239
with_standout = {"normal": "standout",
240
"bold": "bold-standout",
241
"underline-blink":
242
"underline-blink-standout",
243
"bold-underline-blink":
244
"bold-underline-blink-standout",
245
}
246
247
# Rebuild focus and non-focus widgets using current properties
248
249
# Base part of a client. Name!
250
base = "{name}: ".format(name=self.properties["Name"])
251
if not self.properties["Enabled"]:
252
message = "DISABLED"
253
self.using_timer(False)
254
elif self.properties["ApprovalPending"]:
255
timeout = datetime.timedelta(
256
milliseconds=self.properties["ApprovalDelay"])
257
last_approval_request = isoformat_to_datetime(
258
self.properties["LastApprovalRequest"])
259
if last_approval_request is not None:
260
timer = max(timeout - (datetime.datetime.utcnow()
261
- last_approval_request),
262
datetime.timedelta())
263
else:
264
timer = datetime.timedelta()
265
if self.properties["ApprovedByDefault"]:
266
message = "Approval in {}. (d)eny?"
267
else:
268
message = "Denial in {}. (a)pprove?"
269
message = message.format(str(timer).rsplit(".", 1)[0])
270
self.using_timer(True)
271
elif self.properties["LastCheckerStatus"] != 0:
272
# When checker has failed, show timer until client expires
273
expires = self.properties["Expires"]
274
if expires == "":
275
timer = datetime.timedelta(0)
276
else:
277
expires = (datetime.datetime.strptime
278
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
279
timer = max(expires - datetime.datetime.utcnow(),
280
datetime.timedelta())
281
message = ("A checker has failed! Time until client"
282
" gets disabled: {}"
283
.format(str(timer).rsplit(".", 1)[0]))
284
self.using_timer(True)
285
else:
286
message = "enabled"
287
self.using_timer(False)
288
self._text = "{}{}".format(base, message)
289
290
if not urwid.supports_unicode():
291
self._text = self._text.encode("ascii", "replace")
292
textlist = [("normal", self._text)]
293
self._text_widget.set_text(textlist)
294
self._focus_text_widget.set_text([(with_standout[text[0]],
295
text[1])
296
if isinstance(text, tuple)
297
else text
298
for text in textlist])
299
self._widget = self._text_widget
300
self._focus_widget = urwid.AttrWrap(self._focus_text_widget,
301
"standout")
302
# Run update hook, if any
303
if self.update_hook is not None:
304
self.update_hook()
305
306
def update_timer(self):
307
"""called by GLib. Will indefinitely loop until
308
GLib.source_remove() on tag is called
309
"""
310
self.update()
311
return True # Keep calling this
312
313
def delete(self, **kwargs):
314
if self._update_timer_callback_tag is not None:
315
GLib.source_remove(self._update_timer_callback_tag)
316
self._update_timer_callback_tag = None
317
for match in self.match_objects:
318
match.remove()
319
self.match_objects = ()
320
if self.delete_hook is not None:
321
self.delete_hook(self)
322
return super(MandosClientWidget, self).delete(**kwargs)
323
324
def render(self, maxcolrow, focus=False):
325
"""Render differently if we have focus.
326
This overrides the method from urwid.FlowWidget"""
327
return self.current_widget(focus).render(maxcolrow,
328
focus=focus)
329
330
def keypress(self, maxcolrow, key):
331
"""Handle keys.
332
This overrides the method from urwid.FlowWidget"""
333
if key == "+":
334
self.proxy.Set(client_interface, "Enabled",
335
dbus.Boolean(True), ignore_reply=True,
336
dbus_interface=dbus.PROPERTIES_IFACE)
337
elif key == "-":
338
self.proxy.Set(client_interface, "Enabled", False,
339
ignore_reply=True,
340
dbus_interface=dbus.PROPERTIES_IFACE)
341
elif key == "a":
342
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
343
dbus_interface=client_interface,
344
ignore_reply=True)
345
elif key == "d":
346
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
347
dbus_interface=client_interface,
348
ignore_reply=True)
349
elif key == "R" or key == "_" or key == "ctrl k":
350
self.server_proxy_object.RemoveClient(self.proxy
351
.object_path,
352
ignore_reply=True)
353
elif key == "s":
354
self.proxy.Set(client_interface, "CheckerRunning",
355
dbus.Boolean(True), ignore_reply=True,
356
dbus_interface=dbus.PROPERTIES_IFACE)
357
elif key == "S":
358
self.proxy.Set(client_interface, "CheckerRunning",
359
dbus.Boolean(False), ignore_reply=True,
360
dbus_interface=dbus.PROPERTIES_IFACE)
361
elif key == "C":
362
self.proxy.CheckedOK(dbus_interface=client_interface,
363
ignore_reply=True)
364
# xxx
365
# elif key == "p" or key == "=":
366
# self.proxy.pause()
367
# elif key == "u" or key == ":":
368
# self.proxy.unpause()
369
# elif key == "RET":
370
# self.open()
371
else:
372
return key
373
374
def properties_changed(self, interface, properties, invalidated):
375
"""Call self.update() if any properties changed.
376
This overrides the method from MandosClientPropertyCache"""
377
old_values = {key: self.properties.get(key)
378
for key in properties.keys()}
379
super(MandosClientWidget, self).properties_changed(
380
interface, properties, invalidated)
381
if any(old_values[key] != self.properties.get(key)
382
for key in old_values):
383
self.update()
384
385
386
def glib_safely(func, retval=True):
387
def safe_func(*args, **kwargs):
388
try:
389
return func(*args, **kwargs)
390
except Exception:
391
log.exception("")
392
return retval
393
return safe_func
394
395
396
class ConstrainedListBox(urwid.ListBox):
397
"""Like a normal urwid.ListBox, but will consume all "up" or
398
"down" key presses, thus not allowing any containing widgets to
399
use them as an excuse to shift focus away from this widget.
400
"""
401
def keypress(self, *args, **kwargs):
402
ret = (super(ConstrainedListBox, self)
403
.keypress(*args, **kwargs))
404
if ret in ("up", "down"):
405
return
406
return ret
407
408
409
class UserInterface(object):
410
"""This is the entire user interface - the whole screen
411
with boxes, lists of client widgets, etc.
412
"""
413
def __init__(self, max_log_length=1000):
414
DBusGMainLoop(set_as_default=True)
415
416
self.screen = urwid.curses_display.Screen()
417
418
self.screen.register_palette((
419
("normal",
420
"default", "default", None),
421
("bold",
422
"bold", "default", "bold"),
423
("underline-blink",
424
"underline,blink", "default", "underline,blink"),
425
("standout",
426
"standout", "default", "standout"),
427
("bold-underline-blink",
428
"bold,underline,blink", "default",
429
"bold,underline,blink"),
430
("bold-standout",
431
"bold,standout", "default", "bold,standout"),
432
("underline-blink-standout",
433
"underline,blink,standout", "default",
434
"underline,blink,standout"),
435
("bold-underline-blink-standout",
436
"bold,underline,blink,standout", "default",
437
"bold,underline,blink,standout"),
438
))
439
440
if urwid.supports_unicode():
441
self.divider = "─" # \u2500
442
else:
443
self.divider = "_" # \u005f
444
445
self.screen.start()
446
447
self.size = self.screen.get_cols_rows()
448
449
self.clients = urwid.SimpleListWalker([])
450
self.clients_dict = {}
451
452
# We will add Text widgets to this list
453
self.log = urwid.SimpleListWalker([])
454
self.max_log_length = max_log_length
455
456
# We keep a reference to the log widget so we can remove it
457
# from the ListWalker without it getting destroyed
458
self.logbox = ConstrainedListBox(self.log)
459
460
# This keeps track of whether self.uilist currently has
461
# self.logbox in it or not
462
self.log_visible = True
463
self.log_wrap = "any"
464
465
self.loghandler = UILogHandler(self)
466
467
self.rebuild()
468
self.add_log_line(("bold",
469
"Mandos Monitor version " + version))
470
self.add_log_line(("bold", "q: Quit ?: Help"))
471
472
self.busname = domain + ".Mandos"
473
self.main_loop = GLib.MainLoop()
474
475
def client_not_found(self, key_id, address):
476
log.info("Client with address %s and key ID %s could"
477
" not be found", address, key_id)
478
479
def rebuild(self):
480
"""This rebuilds the User Interface.
481
Call this when the widget layout needs to change"""
482
self.uilist = []
483
# self.uilist.append(urwid.ListBox(self.clients))
484
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
485
clients),
486
# header=urwid.Divider(),
487
header=None,
488
footer=urwid.Divider(
489
div_char=self.divider)))
490
if self.log_visible:
491
self.uilist.append(self.logbox)
492
self.topwidget = urwid.Pile(self.uilist)
493
494
def add_log_line(self, markup):
495
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
496
if self.max_log_length:
497
if len(self.log) > self.max_log_length:
498
del self.log[0:(len(self.log) - self.max_log_length)]
499
self.logbox.set_focus(len(self.logbox.body.contents)-1,
500
coming_from="above")
501
self.refresh()
502
503
def toggle_log_display(self):
504
"""Toggle visibility of the log buffer."""
505
self.log_visible = not self.log_visible
506
self.rebuild()
507
log.debug("Log visibility changed to: %s", self.log_visible)
508
509
def change_log_display(self):
510
"""Change type of log display.
511
Currently, this toggles wrapping of text lines."""
512
if self.log_wrap == "clip":
513
self.log_wrap = "any"
514
else:
515
self.log_wrap = "clip"
516
for textwidget in self.log:
517
textwidget.set_wrap_mode(self.log_wrap)
518
log.debug("Wrap mode: %s", self.log_wrap)
519
520
def find_and_remove_client(self, path, interfaces):
521
"""Find a client by its object path and remove it.
522
523
This is connected to the InterfacesRemoved signal from the
524
Mandos server object."""
525
if client_interface not in interfaces:
526
# Not a Mandos client object; ignore
527
return
528
try:
529
client = self.clients_dict[path]
530
except KeyError:
531
# not found?
532
log.warning("Unknown client %s removed", path)
533
return
534
client.delete()
535
536
def add_new_client(self, path, ifs_and_props):
537
"""Find a client by its object path and remove it.
538
539
This is connected to the InterfacesAdded signal from the
540
Mandos server object.
541
"""
542
if client_interface not in ifs_and_props:
543
# Not a Mandos client object; ignore
544
return
545
client_proxy_object = self.bus.get_object(self.busname, path)
546
self.add_client(MandosClientWidget(
547
server_proxy_object=self.mandos_serv,
548
proxy_object=client_proxy_object,
549
update_hook=self.refresh,
550
delete_hook=self.remove_client,
551
properties=dict(ifs_and_props[client_interface])),
552
path=path)
553
554
def add_client(self, client, path=None):
555
self.clients.append(client)
556
if path is None:
557
path = client.proxy.object_path
558
self.clients_dict[path] = client
559
self.clients.sort(key=lambda c: c.properties["Name"])
560
self.refresh()
561
562
def remove_client(self, client, path=None):
563
self.clients.remove(client)
564
if path is None:
565
path = client.proxy.object_path
566
del self.clients_dict[path]
567
self.refresh()
568
569
def refresh(self):
570
"""Redraw the screen"""
571
canvas = self.topwidget.render(self.size, focus=True)
572
self.screen.draw_screen(self.size, canvas)
573
574
def run(self):
575
"""Start the main loop and exit when it's done."""
576
log.addHandler(self.loghandler)
577
self.orig_log_propagate = log.propagate
578
log.propagate = False
579
self.orig_log_level = log.level
580
log.setLevel("INFO")
581
self.bus = dbus.SystemBus()
582
mandos_dbus_objc = self.bus.get_object(
583
self.busname, "/", follow_name_owner_changes=True)
584
self.mandos_serv = dbus.Interface(
585
mandos_dbus_objc, dbus_interface=server_interface)
586
try:
587
mandos_clients = (self.mandos_serv
588
.GetAllClientsWithProperties())
589
if not mandos_clients:
590
log.warning("Note: Server has no clients.")
591
except dbus.exceptions.DBusException:
592
log.warning("Note: No Mandos server running.")
593
mandos_clients = dbus.Dictionary()
594
595
(self.mandos_serv
596
.connect_to_signal("InterfacesRemoved",
597
self.find_and_remove_client,
598
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
599
byte_arrays=True))
600
(self.mandos_serv
601
.connect_to_signal("InterfacesAdded",
602
self.add_new_client,
603
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
604
byte_arrays=True))
605
(self.mandos_serv
606
.connect_to_signal("ClientNotFound",
607
self.client_not_found,
608
dbus_interface=server_interface,
609
byte_arrays=True))
610
for path, client in mandos_clients.items():
611
client_proxy_object = self.bus.get_object(self.busname,
612
path)
613
self.add_client(MandosClientWidget(
614
server_proxy_object=self.mandos_serv,
615
proxy_object=client_proxy_object,
616
properties=client,
617
update_hook=self.refresh,
618
delete_hook=self.remove_client),
619
path=path)
620
621
self.refresh()
622
self._input_callback_tag = (
623
GLib.io_add_watch(
624
GLib.IOChannel.unix_new(sys.stdin.fileno()),
625
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
626
glib_safely(self.process_input)))
627
self.main_loop.run()
628
# Main loop has finished, we should close everything now
629
GLib.source_remove(self._input_callback_tag)
630
with warnings.catch_warnings():
631
warnings.simplefilter("ignore", BytesWarning)
632
self.screen.stop()
633
634
def stop(self):
635
self.main_loop.quit()
636
log.removeHandler(self.loghandler)
637
log.propagate = self.orig_log_propagate
638
639
def process_input(self, source, condition):
640
keys = self.screen.get_input()
641
translations = {"ctrl n": "down", # Emacs
642
"ctrl p": "up", # Emacs
643
"ctrl v": "page down", # Emacs
644
"meta v": "page up", # Emacs
645
" ": "page down", # less
646
"f": "page down", # less
647
"b": "page up", # less
648
"j": "down", # vi
649
"k": "up", # vi
650
}
651
for key in keys:
652
try:
653
key = translations[key]
654
except KeyError: # :-)
655
pass
656
657
if key == "q" or key == "Q":
658
self.stop()
659
break
660
elif key == "window resize":
661
self.size = self.screen.get_cols_rows()
662
self.refresh()
663
elif key == "ctrl l":
664
self.screen.clear()
665
self.refresh()
666
elif key == "l" or key == "D":
667
self.toggle_log_display()
668
self.refresh()
669
elif key == "w" or key == "i":
670
self.change_log_display()
671
self.refresh()
672
elif key == "?" or key == "f1" or key == "esc":
673
if not self.log_visible:
674
self.log_visible = True
675
self.rebuild()
676
self.add_log_line(("bold",
677
" ".join(("q: Quit",
678
"?: Help",
679
"l: Log window toggle",
680
"TAB: Switch window",
681
"w: Wrap (log lines)",
682
"v: Toggle verbose log",
683
))))
684
self.add_log_line(("bold",
685
" ".join(("Clients:",
686
"+: Enable",
687
"-: Disable",
688
"R: Remove",
689
"s: Start new checker",
690
"S: Stop checker",
691
"C: Checker OK",
692
"a: Approve",
693
"d: Deny",
694
))))
695
self.refresh()
696
elif key == "tab":
697
if self.topwidget.get_focus() is self.logbox:
698
self.topwidget.set_focus(0)
699
else:
700
self.topwidget.set_focus(self.logbox)
701
self.refresh()
702
elif key == "v":
703
if log.level < logging.INFO:
704
log.setLevel(logging.INFO)
705
log.info("Verbose mode: Off")
706
else:
707
log.setLevel(logging.NOTSET)
708
log.info("Verbose mode: On")
709
# elif (key == "end" or key == "meta >" or key == "G"
710
# or key == ">"):
711
# pass # xxx end-of-buffer
712
# elif (key == "home" or key == "meta <" or key == "g"
713
# or key == "<"):
714
# pass # xxx beginning-of-buffer
715
# elif key == "ctrl e" or key == "$":
716
# pass # xxx move-end-of-line
717
# elif key == "ctrl a" or key == "^":
718
# pass # xxx move-beginning-of-line
719
# elif key == "ctrl b" or key == "meta (" or key == "h":
720
# pass # xxx left
721
# elif key == "ctrl f" or key == "meta )" or key == "l":
722
# pass # xxx right
723
# elif key == "a":
724
# pass # scroll up log
725
# elif key == "z":
726
# pass # scroll down log
727
elif self.topwidget.selectable():
728
self.topwidget.keypress(self.size, key)
729
self.refresh()
730
return True
731
732
733
class UILogHandler(logging.Handler):
734
def __init__(self, ui, *args, **kwargs):
735
self.ui = ui
736
super(UILogHandler, self).__init__(*args, **kwargs)
737
self.setFormatter(
738
logging.Formatter("%(asctime)s: %(message)s"))
739
def emit(self, record):
740
msg = self.format(record)
741
if record.levelno > logging.INFO:
742
msg = ("bold", msg)
743
self.ui.add_log_line(msg)
744
745
746
ui = UserInterface()
747
try:
748
ui.run()
749
except KeyboardInterrupt:
750
with warnings.catch_warnings():
751
warnings.filterwarnings("ignore", "", BytesWarning)
752
ui.screen.stop()
753
except Exception:
754
with warnings.catch_warnings():
755
warnings.filterwarnings("ignore", "", BytesWarning)
756
ui.screen.stop()
757
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0