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- Committer: Teddy Hogeborn
- Date: 2008-09-06 16:33:54 UTC
- Revision ID: teddy@fukt.bsnet.se-20080906163354-x2l238fvbs2xashj
* .bzrignore: Rename "password-request" to "mandos-client".
- files added:
- etc-plugins.d-README
- files removed:
- .bzr-builddeb
- debian
- debian/po
- 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
logging.getLogger("urwid").setLevel(logging.INFO)
68
69
# Some useful constants
70
domain = "se.recompile"
71
server_interface = domain + ".Mandos"
72
client_interface = domain + ".Mandos.Client"
73
version = "1.8.17"
74
75
try:
76
dbus.OBJECT_MANAGER_IFACE
77
except AttributeError:
78
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
79
80
81
def isoformat_to_datetime(iso):
82
"Parse an ISO 8601 date string to a datetime.datetime()"
83
if not iso:
84
return None
85
d, t = iso.split("T", 1)
86
year, month, day = d.split("-", 2)
87
hour, minute, second = t.split(":", 2)
88
second, fraction = divmod(float(second), 1)
89
return datetime.datetime(int(year),
90
int(month),
91
int(day),
92
int(hour),
93
int(minute),
94
int(second), # Whole seconds
95
int(fraction*1000000)) # Microseconds
96
97
98
class MandosClientPropertyCache:
99
"""This wraps a Mandos Client D-Bus proxy object, caches the
100
properties and calls a hook function when any of them are
101
changed.
102
"""
103
def __init__(self, proxy_object=None, properties=None, **kwargs):
104
self.proxy = proxy_object # Mandos Client proxy object
105
self.properties = dict() if properties is None else properties
106
self.property_changed_match = (
107
self.proxy.connect_to_signal("PropertiesChanged",
108
self.properties_changed,
109
dbus.PROPERTIES_IFACE,
110
byte_arrays=True))
111
112
if properties is None:
113
self.properties.update(self.proxy.GetAll(
114
client_interface,
115
dbus_interface=dbus.PROPERTIES_IFACE))
116
117
super(MandosClientPropertyCache, self).__init__(**kwargs)
118
119
def properties_changed(self, interface, properties, invalidated):
120
"""This is called whenever we get a PropertiesChanged signal
121
It updates the changed properties in the "properties" dict.
122
"""
123
# Update properties dict with new value
124
if interface == client_interface:
125
self.properties.update(properties)
126
127
def delete(self):
128
self.property_changed_match.remove()
129
130
131
class MandosClientWidget(MandosClientPropertyCache, urwid.Widget):
132
"""A Mandos Client which is visible on the screen.
133
"""
134
135
_sizing = frozenset(["flow"])
136
137
def __init__(self, server_proxy_object=None, update_hook=None,
138
delete_hook=None, **kwargs):
139
# Called on update
140
self.update_hook = update_hook
141
# Called on delete
142
self.delete_hook = delete_hook
143
# Mandos Server proxy object
144
self.server_proxy_object = server_proxy_object
145
146
self._update_timer_callback_tag = None
147
148
# The widget shown normally
149
self._text_widget = urwid.Text("")
150
# The widget shown when we have focus
151
self._focus_text_widget = urwid.Text("")
152
super(MandosClientWidget, self).__init__(**kwargs)
153
self.update()
154
self.opened = False
155
156
self.match_objects = (
157
self.proxy.connect_to_signal("CheckerCompleted",
158
self.checker_completed,
159
client_interface,
160
byte_arrays=True),
161
self.proxy.connect_to_signal("CheckerStarted",
162
self.checker_started,
163
client_interface,
164
byte_arrays=True),
165
self.proxy.connect_to_signal("GotSecret",
166
self.got_secret,
167
client_interface,
168
byte_arrays=True),
169
self.proxy.connect_to_signal("NeedApproval",
170
self.need_approval,
171
client_interface,
172
byte_arrays=True),
173
self.proxy.connect_to_signal("Rejected",
174
self.rejected,
175
client_interface,
176
byte_arrays=True))
177
log.debug("Created client %s", self.properties["Name"])
178
179
def using_timer(self, flag):
180
"""Call this method with True or False when timer should be
181
activated or deactivated.
182
"""
183
if flag and self._update_timer_callback_tag is None:
184
# Will update the shown timer value every second
185
self._update_timer_callback_tag = (
186
GLib.timeout_add(1000,
187
glib_safely(self.update_timer)))
188
elif not (flag or self._update_timer_callback_tag is None):
189
GLib.source_remove(self._update_timer_callback_tag)
190
self._update_timer_callback_tag = None
191
192
def checker_completed(self, exitstatus, condition, command):
193
if exitstatus == 0:
194
log.debug('Checker for client %s (command "%s")'
195
" succeeded", self.properties["Name"], command)
196
self.update()
197
return
198
# Checker failed
199
if os.WIFEXITED(condition):
200
log.info('Checker for client %s (command "%s") failed'
201
" with exit code %d", self.properties["Name"],
202
command, os.WEXITSTATUS(condition))
203
elif os.WIFSIGNALED(condition):
204
log.info('Checker for client %s (command "%s") was'
205
" killed by signal %d", self.properties["Name"],
206
command, os.WTERMSIG(condition))
207
self.update()
208
209
def checker_started(self, command):
210
"""Server signals that a checker started."""
211
log.debug('Client %s started checker "%s"',
212
self.properties["Name"], command)
213
214
def got_secret(self):
215
log.info("Client %s received its secret",
216
self.properties["Name"])
217
218
def need_approval(self, timeout, default):
219
if not default:
220
message = "Client %s needs approval within %f seconds"
221
else:
222
message = "Client %s will get its secret in %f seconds"
223
log.info(message, self.properties["Name"], timeout/1000)
224
225
def rejected(self, reason):
226
log.info("Client %s was rejected; reason: %s",
227
self.properties["Name"], reason)
228
229
def selectable(self):
230
"""Make this a "selectable" widget.
231
This overrides the method from urwid.Widget."""
232
return True
233
234
def rows(self, maxcolrow, focus=False):
235
"""How many rows this widget will occupy might depend on
236
whether we have focus or not.
237
This overrides the method from urwid.Widget"""
238
return self.current_widget(focus).rows(maxcolrow, focus=focus)
239
240
def current_widget(self, focus=False):
241
if focus or self.opened:
242
return self._focus_widget
243
return self._widget
244
245
def update(self):
246
"Called when what is visible on the screen should be updated."
247
# How to add standout mode to a style
248
with_standout = {"normal": "standout",
249
"bold": "bold-standout",
250
"underline-blink":
251
"underline-blink-standout",
252
"bold-underline-blink":
253
"bold-underline-blink-standout",
254
}
255
256
# Rebuild focus and non-focus widgets using current properties
257
258
# Base part of a client. Name!
259
base = "{name}: ".format(name=self.properties["Name"])
260
if not self.properties["Enabled"]:
261
message = "DISABLED"
262
self.using_timer(False)
263
elif self.properties["ApprovalPending"]:
264
timeout = datetime.timedelta(
265
milliseconds=self.properties["ApprovalDelay"])
266
last_approval_request = isoformat_to_datetime(
267
self.properties["LastApprovalRequest"])
268
if last_approval_request is not None:
269
timer = max(timeout - (datetime.datetime.utcnow()
270
- last_approval_request),
271
datetime.timedelta())
272
else:
273
timer = datetime.timedelta()
274
if self.properties["ApprovedByDefault"]:
275
message = "Approval in {}. (d)eny?"
276
else:
277
message = "Denial in {}. (a)pprove?"
278
message = message.format(str(timer).rsplit(".", 1)[0])
279
self.using_timer(True)
280
elif self.properties["LastCheckerStatus"] != 0:
281
# When checker has failed, show timer until client expires
282
expires = self.properties["Expires"]
283
if expires == "":
284
timer = datetime.timedelta(0)
285
else:
286
expires = (datetime.datetime.strptime
287
(expires, "%Y-%m-%dT%H:%M:%S.%f"))
288
timer = max(expires - datetime.datetime.utcnow(),
289
datetime.timedelta())
290
message = ("A checker has failed! Time until client"
291
" gets disabled: {}"
292
.format(str(timer).rsplit(".", 1)[0]))
293
self.using_timer(True)
294
else:
295
message = "enabled"
296
self.using_timer(False)
297
self._text = "{}{}".format(base, message)
298
299
if not urwid.supports_unicode():
300
self._text = self._text.encode("ascii", "replace")
301
textlist = [("normal", self._text)]
302
self._text_widget.set_text(textlist)
303
self._focus_text_widget.set_text([(with_standout[text[0]],
304
text[1])
305
if isinstance(text, tuple)
306
else text
307
for text in textlist])
308
self._widget = self._text_widget
309
self._focus_widget = urwid.AttrWrap(self._focus_text_widget,
310
"standout")
311
# Run update hook, if any
312
if self.update_hook is not None:
313
self.update_hook()
314
315
def update_timer(self):
316
"""called by GLib. Will indefinitely loop until
317
GLib.source_remove() on tag is called
318
"""
319
self.update()
320
return True # Keep calling this
321
322
def delete(self, **kwargs):
323
if self._update_timer_callback_tag is not None:
324
GLib.source_remove(self._update_timer_callback_tag)
325
self._update_timer_callback_tag = None
326
for match in self.match_objects:
327
match.remove()
328
self.match_objects = ()
329
if self.delete_hook is not None:
330
self.delete_hook(self)
331
return super(MandosClientWidget, self).delete(**kwargs)
332
333
def render(self, maxcolrow, focus=False):
334
"""Render differently if we have focus.
335
This overrides the method from urwid.Widget"""
336
return self.current_widget(focus).render(maxcolrow,
337
focus=focus)
338
339
def keypress(self, maxcolrow, key):
340
"""Handle keys.
341
This overrides the method from urwid.Widget"""
342
if key == "+":
343
self.proxy.Set(client_interface, "Enabled",
344
dbus.Boolean(True), ignore_reply=True,
345
dbus_interface=dbus.PROPERTIES_IFACE)
346
elif key == "-":
347
self.proxy.Set(client_interface, "Enabled", False,
348
ignore_reply=True,
349
dbus_interface=dbus.PROPERTIES_IFACE)
350
elif key == "a":
351
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
352
dbus_interface=client_interface,
353
ignore_reply=True)
354
elif key == "d":
355
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
356
dbus_interface=client_interface,
357
ignore_reply=True)
358
elif key == "R" or key == "_" or key == "ctrl k":
359
self.server_proxy_object.RemoveClient(self.proxy
360
.object_path,
361
ignore_reply=True)
362
elif key == "s":
363
self.proxy.Set(client_interface, "CheckerRunning",
364
dbus.Boolean(True), ignore_reply=True,
365
dbus_interface=dbus.PROPERTIES_IFACE)
366
elif key == "S":
367
self.proxy.Set(client_interface, "CheckerRunning",
368
dbus.Boolean(False), ignore_reply=True,
369
dbus_interface=dbus.PROPERTIES_IFACE)
370
elif key == "C":
371
self.proxy.CheckedOK(dbus_interface=client_interface,
372
ignore_reply=True)
373
# xxx
374
# elif key == "p" or key == "=":
375
# self.proxy.pause()
376
# elif key == "u" or key == ":":
377
# self.proxy.unpause()
378
# elif key == "RET":
379
# self.open()
380
else:
381
return key
382
383
def properties_changed(self, interface, properties, invalidated):
384
"""Call self.update() if any properties changed.
385
This overrides the method from MandosClientPropertyCache"""
386
old_values = {key: self.properties.get(key)
387
for key in properties.keys()}
388
super(MandosClientWidget, self).properties_changed(
389
interface, properties, invalidated)
390
if any(old_values[key] != self.properties.get(key)
391
for key in old_values):
392
self.update()
393
394
395
def glib_safely(func, retval=True):
396
def safe_func(*args, **kwargs):
397
try:
398
return func(*args, **kwargs)
399
except Exception:
400
log.exception("")
401
return retval
402
return safe_func
403
404
405
class ConstrainedListBox(urwid.ListBox):
406
"""Like a normal urwid.ListBox, but will consume all "up" or
407
"down" key presses, thus not allowing any containing widgets to
408
use them as an excuse to shift focus away from this widget.
409
"""
410
def keypress(self, *args, **kwargs):
411
ret = (super(ConstrainedListBox, self)
412
.keypress(*args, **kwargs))
413
if ret in ("up", "down"):
414
return
415
return ret
416
417
418
class UserInterface:
419
"""This is the entire user interface - the whole screen
420
with boxes, lists of client widgets, etc.
421
"""
422
def __init__(self, max_log_length=1000):
423
DBusGMainLoop(set_as_default=True)
424
425
self.screen = urwid.curses_display.Screen()
426
427
self.screen.register_palette((
428
("normal",
429
"default", "default", None),
430
("bold",
431
"bold", "default", "bold"),
432
("underline-blink",
433
"underline,blink", "default", "underline,blink"),
434
("standout",
435
"standout", "default", "standout"),
436
("bold-underline-blink",
437
"bold,underline,blink", "default",
438
"bold,underline,blink"),
439
("bold-standout",
440
"bold,standout", "default", "bold,standout"),
441
("underline-blink-standout",
442
"underline,blink,standout", "default",
443
"underline,blink,standout"),
444
("bold-underline-blink-standout",
445
"bold,underline,blink,standout", "default",
446
"bold,underline,blink,standout"),
447
))
448
449
if urwid.supports_unicode():
450
self.divider = "─" # \u2500
451
else:
452
self.divider = "_" # \u005f
453
454
self.screen.start()
455
456
self.size = self.screen.get_cols_rows()
457
458
self.clients = urwid.SimpleListWalker([])
459
self.clients_dict = {}
460
461
# We will add Text widgets to this list
462
self.log = urwid.SimpleListWalker([])
463
self.max_log_length = max_log_length
464
465
# We keep a reference to the log widget so we can remove it
466
# from the ListWalker without it getting destroyed
467
self.logbox = ConstrainedListBox(self.log)
468
469
# This keeps track of whether self.uilist currently has
470
# self.logbox in it or not
471
self.log_visible = True
472
self.log_wrap = "any"
473
474
self.loghandler = UILogHandler(self)
475
476
self.rebuild()
477
self.add_log_line(("bold",
478
"Mandos Monitor version " + version))
479
self.add_log_line(("bold", "q: Quit ?: Help"))
480
481
self.busname = domain + ".Mandos"
482
self.main_loop = GLib.MainLoop()
483
484
def client_not_found(self, key_id, address):
485
log.info("Client with address %s and key ID %s could"
486
" not be found", address, key_id)
487
488
def rebuild(self):
489
"""This rebuilds the User Interface.
490
Call this when the widget layout needs to change"""
491
self.uilist = []
492
# self.uilist.append(urwid.ListBox(self.clients))
493
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
494
clients),
495
# header=urwid.Divider(),
496
header=None,
497
footer=urwid.Divider(
498
div_char=self.divider)))
499
if self.log_visible:
500
self.uilist.append(self.logbox)
501
self.topwidget = urwid.Pile(self.uilist)
502
503
def add_log_line(self, markup):
504
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
505
if self.max_log_length:
506
if len(self.log) > self.max_log_length:
507
del self.log[0:(len(self.log) - self.max_log_length)]
508
self.logbox.set_focus(len(self.logbox.body.contents)-1,
509
coming_from="above")
510
self.refresh()
511
512
def toggle_log_display(self):
513
"""Toggle visibility of the log buffer."""
514
self.log_visible = not self.log_visible
515
self.rebuild()
516
log.debug("Log visibility changed to: %s", self.log_visible)
517
518
def change_log_display(self):
519
"""Change type of log display.
520
Currently, this toggles wrapping of text lines."""
521
if self.log_wrap == "clip":
522
self.log_wrap = "any"
523
else:
524
self.log_wrap = "clip"
525
for textwidget in self.log:
526
textwidget.set_wrap_mode(self.log_wrap)
527
log.debug("Wrap mode: %s", self.log_wrap)
528
529
def find_and_remove_client(self, path, interfaces):
530
"""Find a client by its object path and remove it.
531
532
This is connected to the InterfacesRemoved signal from the
533
Mandos server object."""
534
if client_interface not in interfaces:
535
# Not a Mandos client object; ignore
536
return
537
try:
538
client = self.clients_dict[path]
539
except KeyError:
540
# not found?
541
log.warning("Unknown client %s removed", path)
542
return
543
client.delete()
544
545
def add_new_client(self, path, ifs_and_props):
546
"""Find a client by its object path and remove it.
547
548
This is connected to the InterfacesAdded signal from the
549
Mandos server object.
550
"""
551
if client_interface not in ifs_and_props:
552
# Not a Mandos client object; ignore
553
return
554
client_proxy_object = self.bus.get_object(self.busname, path)
555
self.add_client(MandosClientWidget(
556
server_proxy_object=self.mandos_serv,
557
proxy_object=client_proxy_object,
558
update_hook=self.refresh,
559
delete_hook=self.remove_client,
560
properties=dict(ifs_and_props[client_interface])),
561
path=path)
562
563
def add_client(self, client, path=None):
564
self.clients.append(client)
565
if path is None:
566
path = client.proxy.object_path
567
self.clients_dict[path] = client
568
self.clients.sort(key=lambda c: c.properties["Name"])
569
self.refresh()
570
571
def remove_client(self, client, path=None):
572
self.clients.remove(client)
573
if path is None:
574
path = client.proxy.object_path
575
del self.clients_dict[path]
576
self.refresh()
577
578
def refresh(self):
579
"""Redraw the screen"""
580
canvas = self.topwidget.render(self.size, focus=True)
581
self.screen.draw_screen(self.size, canvas)
582
583
def run(self):
584
"""Start the main loop and exit when it's done."""
585
log.addHandler(self.loghandler)
586
self.orig_log_propagate = log.propagate
587
log.propagate = False
588
self.orig_log_level = log.level
589
log.setLevel("INFO")
590
self.bus = dbus.SystemBus()
591
mandos_dbus_objc = self.bus.get_object(
592
self.busname, "/", follow_name_owner_changes=True)
593
self.mandos_serv = dbus.Interface(
594
mandos_dbus_objc, dbus_interface=server_interface)
595
try:
596
mandos_clients = (self.mandos_serv
597
.GetAllClientsWithProperties())
598
if not mandos_clients:
599
log.warning("Note: Server has no clients.")
600
except dbus.exceptions.DBusException:
601
log.warning("Note: No Mandos server running.")
602
mandos_clients = dbus.Dictionary()
603
604
(self.mandos_serv
605
.connect_to_signal("InterfacesRemoved",
606
self.find_and_remove_client,
607
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
608
byte_arrays=True))
609
(self.mandos_serv
610
.connect_to_signal("InterfacesAdded",
611
self.add_new_client,
612
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
613
byte_arrays=True))
614
(self.mandos_serv
615
.connect_to_signal("ClientNotFound",
616
self.client_not_found,
617
dbus_interface=server_interface,
618
byte_arrays=True))
619
for path, client in mandos_clients.items():
620
client_proxy_object = self.bus.get_object(self.busname,
621
path)
622
self.add_client(MandosClientWidget(
623
server_proxy_object=self.mandos_serv,
624
proxy_object=client_proxy_object,
625
properties=client,
626
update_hook=self.refresh,
627
delete_hook=self.remove_client),
628
path=path)
629
630
self.refresh()
631
self._input_callback_tag = (
632
GLib.io_add_watch(
633
GLib.IOChannel.unix_new(sys.stdin.fileno()),
634
GLib.PRIORITY_DEFAULT, GLib.IO_IN,
635
glib_safely(self.process_input)))
636
self.main_loop.run()
637
# Main loop has finished, we should close everything now
638
GLib.source_remove(self._input_callback_tag)
639
with warnings.catch_warnings():
640
warnings.simplefilter("ignore", BytesWarning)
641
self.screen.stop()
642
643
def stop(self):
644
self.main_loop.quit()
645
log.removeHandler(self.loghandler)
646
log.propagate = self.orig_log_propagate
647
648
def process_input(self, source, condition):
649
keys = self.screen.get_input()
650
translations = {"ctrl n": "down", # Emacs
651
"ctrl p": "up", # Emacs
652
"ctrl v": "page down", # Emacs
653
"meta v": "page up", # Emacs
654
" ": "page down", # less
655
"f": "page down", # less
656
"b": "page up", # less
657
"j": "down", # vi
658
"k": "up", # vi
659
}
660
for key in keys:
661
try:
662
key = translations[key]
663
except KeyError: # :-)
664
pass
665
666
if key == "q" or key == "Q":
667
self.stop()
668
break
669
elif key == "window resize":
670
self.size = self.screen.get_cols_rows()
671
self.refresh()
672
elif key == "ctrl l":
673
self.screen.clear()
674
self.refresh()
675
elif key == "l" or key == "D":
676
self.toggle_log_display()
677
self.refresh()
678
elif key == "w" or key == "i":
679
self.change_log_display()
680
self.refresh()
681
elif key == "?" or key == "f1" or key == "esc":
682
if not self.log_visible:
683
self.log_visible = True
684
self.rebuild()
685
self.add_log_line(("bold",
686
" ".join(("q: Quit",
687
"?: Help",
688
"l: Log window toggle",
689
"TAB: Switch window",
690
"w: Wrap (log lines)",
691
"v: Toggle verbose log",
692
))))
693
self.add_log_line(("bold",
694
" ".join(("Clients:",
695
"+: Enable",
696
"-: Disable",
697
"R: Remove",
698
"s: Start new checker",
699
"S: Stop checker",
700
"C: Checker OK",
701
"a: Approve",
702
"d: Deny",
703
))))
704
self.refresh()
705
elif key == "tab":
706
if self.topwidget.get_focus() is self.logbox:
707
self.topwidget.set_focus(0)
708
else:
709
self.topwidget.set_focus(self.logbox)
710
self.refresh()
711
elif key == "v":
712
if log.level < logging.INFO:
713
log.setLevel(logging.INFO)
714
log.info("Verbose mode: Off")
715
else:
716
log.setLevel(logging.NOTSET)
717
log.info("Verbose mode: On")
718
# elif (key == "end" or key == "meta >" or key == "G"
719
# or key == ">"):
720
# pass # xxx end-of-buffer
721
# elif (key == "home" or key == "meta <" or key == "g"
722
# or key == "<"):
723
# pass # xxx beginning-of-buffer
724
# elif key == "ctrl e" or key == "$":
725
# pass # xxx move-end-of-line
726
# elif key == "ctrl a" or key == "^":
727
# pass # xxx move-beginning-of-line
728
# elif key == "ctrl b" or key == "meta (" or key == "h":
729
# pass # xxx left
730
# elif key == "ctrl f" or key == "meta )" or key == "l":
731
# pass # xxx right
732
# elif key == "a":
733
# pass # scroll up log
734
# elif key == "z":
735
# pass # scroll down log
736
elif self.topwidget.selectable():
737
self.topwidget.keypress(self.size, key)
738
self.refresh()
739
return True
740
741
742
class UILogHandler(logging.Handler):
743
def __init__(self, ui, *args, **kwargs):
744
self.ui = ui
745
super(UILogHandler, self).__init__(*args, **kwargs)
746
self.setFormatter(
747
logging.Formatter("%(asctime)s: %(message)s"))
748
def emit(self, record):
749
msg = self.format(record)
750
if record.levelno > logging.INFO:
751
msg = ("bold", msg)
752
self.ui.add_log_line(msg)
753
754
755
ui = UserInterface()
756
try:
757
ui.run()
758
except KeyboardInterrupt:
759
with warnings.catch_warnings():
760
warnings.filterwarnings("ignore", "", BytesWarning)
761
ui.screen.stop()
762
except Exception:
763
with warnings.catch_warnings():
764
warnings.filterwarnings("ignore", "", BytesWarning)
765
ui.screen.stop()
766
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0