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- Committer: Teddy Hogeborn
- Date: 2009-02-13 10:18:17 UTC
- mfrom: (237.2.14 mandos-release)
- Revision ID: teddy@fukt.bsnet.se-20090213101817-3ld1fzg058g9zkfv
Merge from release branch.
- 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
from __future__ import (division, absolute_import, print_function,
27
unicode_literals)
28
29
try:
30
from future_builtins import *
31
except ImportError:
32
pass
33
34
import sys
35
import logging
36
import os
37
import warnings
38
import datetime
39
import locale
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
__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)
67
68
# Some useful constants
69
domain = "se.recompile"
70
server_interface = domain + ".Mandos"
71
client_interface = domain + ".Mandos.Client"
72
version = "1.8.15"
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:
98
"""This wraps a Mandos Client D-Bus proxy object, caches the
99
properties and calls a hook function when any of them are
100
changed.
101
"""
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.
121
"""
122
# 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()
128
129
130
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
131
"""A Mandos Client which is visible on the screen.
132
"""
133
134
def __init__(self, server_proxy_object=None, update_hook=None,
135
delete_hook=None, **kwargs):
136
# Called on update
137
self.update_hook = update_hook
138
# Called on delete
139
self.delete_hook = delete_hook
140
# Mandos Server proxy object
141
self.server_proxy_object = server_proxy_object
142
143
self._update_timer_callback_tag = None
144
145
# The widget shown normally
146
self._text_widget = urwid.Text("")
147
# The widget shown when we have focus
148
self._focus_text_widget = urwid.Text("")
149
super(MandosClientWidget, self).__init__(**kwargs)
150
self.update()
151
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
226
def selectable(self):
227
"""Make this a "selectable" widget.
228
This overrides the method from urwid.FlowWidget."""
229
return True
230
231
def rows(self, maxcolrow, focus=False):
232
"""How many rows this widget will occupy might depend on
233
whether we have focus or not.
234
This overrides the method from urwid.FlowWidget"""
235
return self.current_widget(focus).rows(maxcolrow, focus=focus)
236
237
def current_widget(self, focus=False):
238
if focus or self.opened:
239
return self._focus_widget
240
return self._widget
241
242
def update(self):
243
"Called when what is visible on the screen should be updated."
244
# 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
253
# 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
296
if not urwid.supports_unicode():
297
self._text = self._text.encode("ascii", "replace")
298
textlist = [("normal", self._text)]
299
self._text_widget.set_text(textlist)
300
self._focus_text_widget.set_text([(with_standout[text[0]],
301
text[1])
302
if isinstance(text, tuple)
303
else text
304
for text in textlist])
305
self._widget = self._text_widget
306
self._focus_widget = urwid.AttrWrap(self._focus_text_widget,
307
"standout")
308
# Run update hook, if any
309
if self.update_hook is not None:
310
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 = ()
326
if self.delete_hook is not None:
327
self.delete_hook(self)
328
return super(MandosClientWidget, self).delete(**kwargs)
329
330
def render(self, maxcolrow, focus=False):
331
"""Render differently if we have focus.
332
This overrides the method from urwid.FlowWidget"""
333
return self.current_widget(focus).render(maxcolrow,
334
focus=focus)
335
336
def keypress(self, maxcolrow, key):
337
"""Handle keys.
338
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":
356
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)
370
# xxx
371
# elif key == "p" or key == "=":
372
# self.proxy.pause()
373
# elif key == "u" or key == ":":
374
# self.proxy.unpause()
375
# elif key == "RET":
376
# self.open()
377
else:
378
return key
379
380
def properties_changed(self, interface, properties, invalidated):
381
"""Call self.update() if any properties changed.
382
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):
389
self.update()
390
391
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
class ConstrainedListBox(urwid.ListBox):
403
"""Like a normal urwid.ListBox, but will consume all "up" or
404
"down" key presses, thus not allowing any containing widgets to
405
use them as an excuse to shift focus away from this widget.
406
"""
407
def keypress(self, *args, **kwargs):
408
ret = (super(ConstrainedListBox, self)
409
.keypress(*args, **kwargs))
410
if ret in ("up", "down"):
411
return
412
return ret
413
414
415
class UserInterface:
416
"""This is the entire user interface - the whole screen
417
with boxes, lists of client widgets, etc.
418
"""
419
def __init__(self, max_log_length=1000):
420
DBusGMainLoop(set_as_default=True)
421
422
self.screen = urwid.curses_display.Screen()
423
424
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"),
444
))
445
446
if urwid.supports_unicode():
447
self.divider = "─" # \u2500
448
else:
449
self.divider = "_" # \u005f
450
451
self.screen.start()
452
453
self.size = self.screen.get_cols_rows()
454
455
self.clients = urwid.SimpleListWalker([])
456
self.clients_dict = {}
457
458
# We will add Text widgets to this list
459
self.log = urwid.SimpleListWalker([])
460
self.max_log_length = max_log_length
461
462
# We keep a reference to the log widget so we can remove it
463
# from the ListWalker without it getting destroyed
464
self.logbox = ConstrainedListBox(self.log)
465
466
# This keeps track of whether self.uilist currently has
467
# self.logbox in it or not
468
self.log_visible = True
469
self.log_wrap = "any"
470
471
self.loghandler = UILogHandler(self)
472
473
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
485
def rebuild(self):
486
"""This rebuilds the User Interface.
487
Call this when the widget layout needs to change"""
488
self.uilist = []
489
# self.uilist.append(urwid.ListBox(self.clients))
490
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
491
clients),
492
# header=urwid.Divider(),
493
header=None,
494
footer=urwid.Divider(
495
div_char=self.divider)))
496
if self.log_visible:
497
self.uilist.append(self.logbox)
498
self.topwidget = urwid.Pile(self.uilist)
499
500
def add_log_line(self, markup):
501
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
509
def toggle_log_display(self):
510
"""Toggle visibility of the log buffer."""
511
self.log_visible = not self.log_visible
512
self.rebuild()
513
log.debug("Log visibility changed to: %s", self.log_visible)
514
515
def change_log_display(self):
516
"""Change type of log display.
517
Currently, this toggles wrapping of text lines."""
518
if self.log_wrap == "clip":
519
self.log_wrap = "any"
520
else:
521
self.log_wrap = "clip"
522
for textwidget in self.log:
523
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
530
Mandos server object."""
531
if client_interface not in interfaces:
532
# Not a Mandos client object; ignore
533
return
534
try:
535
client = self.clients_dict[path]
536
except KeyError:
537
# 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
551
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])),
558
path=path)
559
560
def add_client(self, client, path=None):
561
self.clients.append(client)
562
if path is None:
563
path = client.proxy.object_path
564
self.clients_dict[path] = client
565
self.clients.sort(key=lambda c: c.properties["Name"])
566
self.refresh()
567
568
def remove_client(self, client, path=None):
569
self.clients.remove(client)
570
if path is None:
571
path = client.proxy.object_path
572
del self.clients_dict[path]
573
self.refresh()
574
575
def refresh(self):
576
"""Redraw the screen"""
577
canvas = self.topwidget.render(self.size, focus=True)
578
self.screen.draw_screen(self.size, canvas)
579
580
def run(self):
581
"""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
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)))
633
self.main_loop.run()
634
# 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
640
def stop(self):
641
self.main_loop.quit()
642
log.removeHandler(self.loghandler)
643
log.propagate = self.orig_log_propagate
644
645
def process_input(self, source, condition):
646
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
}
657
for key in keys:
658
try:
659
key = translations[key]
660
except KeyError: # :-)
661
pass
662
663
if key == "q" or key == "Q":
664
self.stop()
665
break
666
elif key == "window resize":
667
self.size = self.screen.get_cols_rows()
668
self.refresh()
669
elif key == "ctrl l":
670
self.screen.clear()
671
self.refresh()
672
elif key == "l" or key == "D":
673
self.toggle_log_display()
674
self.refresh()
675
elif key == "w" or key == "i":
676
self.change_log_display()
677
self.refresh()
678
elif key == "?" or key == "f1" or key == "esc":
679
if not self.log_visible:
680
self.log_visible = True
681
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
))))
701
self.refresh()
702
elif key == "tab":
703
if self.topwidget.get_focus() is self.logbox:
704
self.topwidget.set_focus(0)
705
else:
706
self.topwidget.set_focus(self.logbox)
707
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
733
elif self.topwidget.selectable():
734
self.topwidget.keypress(self.size, key)
735
self.refresh()
736
return True
737
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
ui = UserInterface()
753
try:
754
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()
763
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0