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- Committer: Teddy Hogeborn
- Date: 2008-10-18 11:17:22 UTC
- Revision ID: teddy@fukt.bsnet.se-20081018111722-jtbz35c031lxuuc9
* debian/mandos-client.docs (NEWS): Added.
* debian/mandos.docs (NEWS): - '' -
* debian/mandos.docs (NEWS): - '' -
- files added:
- debian/mandos-client.config
- 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
__metaclass__ = type
51
str = unicode
52
53
log = logging.getLogger(os.path.basename(sys.argv[0]))
54
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)
62
63
# Some useful constants
64
domain = "se.recompile"
65
server_interface = domain + ".Mandos"
66
client_interface = domain + ".Mandos.Client"
67
version = "1.8.12"
68
69
try:
70
dbus.OBJECT_MANAGER_IFACE
71
except AttributeError:
72
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
73
74
75
def isoformat_to_datetime(iso):
76
"Parse an ISO 8601 date string to a datetime.datetime()"
77
if not iso:
78
return None
79
d, t = iso.split("T", 1)
80
year, month, day = d.split("-", 2)
81
hour, minute, second = t.split(":", 2)
82
second, fraction = divmod(float(second), 1)
83
return datetime.datetime(int(year),
84
int(month),
85
int(day),
86
int(hour),
87
int(minute),
88
int(second), # Whole seconds
89
int(fraction*1000000)) # Microseconds
90
91
92
class MandosClientPropertyCache:
93
"""This wraps a Mandos Client D-Bus proxy object, caches the
94
properties and calls a hook function when any of them are
95
changed.
96
"""
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,
104
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.
116
"""
117
# 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()
123
124
125
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
126
"""A Mandos Client which is visible on the screen.
127
"""
128
129
def __init__(self, server_proxy_object=None, update_hook=None,
130
delete_hook=None, **kwargs):
131
# Called on update
132
self.update_hook = update_hook
133
# Called on delete
134
self.delete_hook = delete_hook
135
# Mandos Server proxy object
136
self.server_proxy_object = server_proxy_object
137
138
self._update_timer_callback_tag = None
139
140
# The widget shown normally
141
self._text_widget = urwid.Text("")
142
# The widget shown when we have focus
143
self._focus_text_widget = urwid.Text("")
144
super(MandosClientWidget, self).__init__(**kwargs)
145
self.update()
146
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",
154
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
184
def checker_completed(self, exitstatus, condition, command):
185
if exitstatus == 0:
186
log.debug('Checker for client %s (command "%s")'
187
" succeeded", self.properties["Name"], command)
188
self.update()
189
return
190
# Checker failed
191
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))
195
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))
199
self.update()
200
201
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
206
def got_secret(self):
207
log.info("Client %s received its secret",
208
self.properties["Name"])
209
210
def need_approval(self, timeout, default):
211
if not default:
212
message = "Client %s needs approval within %f seconds"
213
else:
214
message = "Client %s will get its secret in %f seconds"
215
log.info(message, self.properties["Name"], timeout/1000)
216
217
def rejected(self, reason):
218
log.info("Client %s was rejected; reason: %s",
219
self.properties["Name"], reason)
220
221
def selectable(self):
222
"""Make this a "selectable" widget.
223
This overrides the method from urwid.FlowWidget."""
224
return True
225
226
def rows(self, maxcolrow, focus=False):
227
"""How many rows this widget will occupy might depend on
228
whether we have focus or not.
229
This overrides the method from urwid.FlowWidget"""
230
return self.current_widget(focus).rows(maxcolrow, focus=focus)
231
232
def current_widget(self, focus=False):
233
if focus or self.opened:
234
return self._focus_widget
235
return self._widget
236
237
def update(self):
238
"Called when what is visible on the screen should be updated."
239
# 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
}
247
248
# Rebuild focus and non-focus widgets using current properties
249
250
# 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)
286
else:
287
message = "enabled"
288
self.using_timer(False)
289
self._text = "{}{}".format(base, message)
290
291
if not urwid.supports_unicode():
292
self._text = self._text.encode("ascii", "replace")
293
textlist = [("normal", self._text)]
294
self._text_widget.set_text(textlist)
295
self._focus_text_widget.set_text([(with_standout[text[0]],
296
text[1])
297
if isinstance(text, tuple)
298
else text
299
for text in textlist])
300
self._widget = self._text_widget
301
self._focus_widget = urwid.AttrWrap(self._focus_text_widget,
302
"standout")
303
# Run update hook, if any
304
if self.update_hook is not None:
305
self.update_hook()
306
307
def update_timer(self):
308
"""called by GLib. Will indefinitely loop until
309
GLib.source_remove() on tag is called
310
"""
311
self.update()
312
return True # Keep calling this
313
314
def delete(self, **kwargs):
315
if self._update_timer_callback_tag is not None:
316
GLib.source_remove(self._update_timer_callback_tag)
317
self._update_timer_callback_tag = None
318
for match in self.match_objects:
319
match.remove()
320
self.match_objects = ()
321
if self.delete_hook is not None:
322
self.delete_hook(self)
323
return super(MandosClientWidget, self).delete(**kwargs)
324
325
def render(self, maxcolrow, focus=False):
326
"""Render differently if we have focus.
327
This overrides the method from urwid.FlowWidget"""
328
return self.current_widget(focus).render(maxcolrow,
329
focus=focus)
330
331
def keypress(self, maxcolrow, key):
332
"""Handle keys.
333
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":
343
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
344
dbus_interface=client_interface,
345
ignore_reply=True)
346
elif key == "d":
347
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":
351
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)
365
# xxx
366
# elif key == "p" or key == "=":
367
# self.proxy.pause()
368
# elif key == "u" or key == ":":
369
# self.proxy.unpause()
370
# elif key == "RET":
371
# self.open()
372
else:
373
return key
374
375
def properties_changed(self, interface, properties, invalidated):
376
"""Call self.update() if any properties changed.
377
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):
384
self.update()
385
386
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
class ConstrainedListBox(urwid.ListBox):
398
"""Like a normal urwid.ListBox, but will consume all "up" or
399
"down" key presses, thus not allowing any containing widgets to
400
use them as an excuse to shift focus away from this widget.
401
"""
402
def keypress(self, *args, **kwargs):
403
ret = (super(ConstrainedListBox, self)
404
.keypress(*args, **kwargs))
405
if ret in ("up", "down"):
406
return
407
return ret
408
409
410
class UserInterface:
411
"""This is the entire user interface - the whole screen
412
with boxes, lists of client widgets, etc.
413
"""
414
def __init__(self, max_log_length=1000):
415
DBusGMainLoop(set_as_default=True)
416
417
self.screen = urwid.curses_display.Screen()
418
419
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"),
439
))
440
441
if urwid.supports_unicode():
442
self.divider = "─" # \u2500
443
else:
444
self.divider = "_" # \u005f
445
446
self.screen.start()
447
448
self.size = self.screen.get_cols_rows()
449
450
self.clients = urwid.SimpleListWalker([])
451
self.clients_dict = {}
452
453
# We will add Text widgets to this list
454
self.log = urwid.SimpleListWalker([])
455
self.max_log_length = max_log_length
456
457
# We keep a reference to the log widget so we can remove it
458
# from the ListWalker without it getting destroyed
459
self.logbox = ConstrainedListBox(self.log)
460
461
# This keeps track of whether self.uilist currently has
462
# self.logbox in it or not
463
self.log_visible = True
464
self.log_wrap = "any"
465
466
self.loghandler = UILogHandler(self)
467
468
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
480
def rebuild(self):
481
"""This rebuilds the User Interface.
482
Call this when the widget layout needs to change"""
483
self.uilist = []
484
# self.uilist.append(urwid.ListBox(self.clients))
485
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
486
clients),
487
# header=urwid.Divider(),
488
header=None,
489
footer=urwid.Divider(
490
div_char=self.divider)))
491
if self.log_visible:
492
self.uilist.append(self.logbox)
493
self.topwidget = urwid.Pile(self.uilist)
494
495
def add_log_line(self, markup):
496
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")
502
self.refresh()
503
504
def toggle_log_display(self):
505
"""Toggle visibility of the log buffer."""
506
self.log_visible = not self.log_visible
507
self.rebuild()
508
log.debug("Log visibility changed to: %s", self.log_visible)
509
510
def change_log_display(self):
511
"""Change type of log display.
512
Currently, this toggles wrapping of text lines."""
513
if self.log_wrap == "clip":
514
self.log_wrap = "any"
515
else:
516
self.log_wrap = "clip"
517
for textwidget in self.log:
518
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
525
Mandos server object."""
526
if client_interface not in interfaces:
527
# Not a Mandos client object; ignore
528
return
529
try:
530
client = self.clients_dict[path]
531
except KeyError:
532
# 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
546
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])),
553
path=path)
554
555
def add_client(self, client, path=None):
556
self.clients.append(client)
557
if path is None:
558
path = client.proxy.object_path
559
self.clients_dict[path] = client
560
self.clients.sort(key=lambda c: c.properties["Name"])
561
self.refresh()
562
563
def remove_client(self, client, path=None):
564
self.clients.remove(client)
565
if path is None:
566
path = client.proxy.object_path
567
del self.clients_dict[path]
568
self.refresh()
569
570
def refresh(self):
571
"""Redraw the screen"""
572
canvas = self.topwidget.render(self.size, focus=True)
573
self.screen.draw_screen(self.size, canvas)
574
575
def run(self):
576
"""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
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)))
628
self.main_loop.run()
629
# 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
635
def stop(self):
636
self.main_loop.quit()
637
log.removeHandler(self.loghandler)
638
log.propagate = self.orig_log_propagate
639
640
def process_input(self, source, condition):
641
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
}
652
for key in keys:
653
try:
654
key = translations[key]
655
except KeyError: # :-)
656
pass
657
658
if key == "q" or key == "Q":
659
self.stop()
660
break
661
elif key == "window resize":
662
self.size = self.screen.get_cols_rows()
663
self.refresh()
664
elif key == "ctrl l":
665
self.screen.clear()
666
self.refresh()
667
elif key == "l" or key == "D":
668
self.toggle_log_display()
669
self.refresh()
670
elif key == "w" or key == "i":
671
self.change_log_display()
672
self.refresh()
673
elif key == "?" or key == "f1" or key == "esc":
674
if not self.log_visible:
675
self.log_visible = True
676
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
))))
696
self.refresh()
697
elif key == "tab":
698
if self.topwidget.get_focus() is self.logbox:
699
self.topwidget.set_focus(0)
700
else:
701
self.topwidget.set_focus(self.logbox)
702
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
728
elif self.topwidget.selectable():
729
self.topwidget.keypress(self.size, key)
730
self.refresh()
731
return True
732
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
ui = UserInterface()
748
try:
749
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()
758
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0