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- Committer: Teddy Hogeborn
- Date: 2017-02-21 21:42:08 UTC
- Revision ID: teddy@recompile.se-20170221214208-09wu1p4l2hjhqfoj
Use "read -r" in shell scripts to avoid backslash escapes
* initramfs-tools-hook: Use "read -r" to read filenames from network
hook given the "files" argument.
* initramfs-tools-script: Use "read -e" when parsing
"/conf/conf.d/cryptroot".
* mandos-keygen (keygen): Use "read -r" when reading passphrase.
* initramfs-tools-hook: Use "read -r" to read filenames from network
hook given the "files" argument.
* initramfs-tools-script: Use "read -e" when parsing
"/conf/conf.d/cryptroot".
* mandos-keygen (keygen): Use "read -r" when reading passphrase.
- files added:
- bugs.xml
- debian/source
- debian/upstream
- network-hooks.d
- plugin-helpers
- files modified:
- .bzrignore
added
removed
mandos-monitor
1
1
#!/usr/bin/python
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2
# -*- mode: python; coding: utf-8 -*-
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#
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# Mandos Monitor - Control and monitor the Mandos server
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#
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# Copyright © 2009-2016 Teddy Hogeborn
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# Copyright © 2009-2016 Björn Påhlsson
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
20
# along with this program. If not, see
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# <http://www.gnu.org/licenses/>.
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#
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# Contact the authors at <mandos@recompile.se>.
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#
3
25
4
from __future__ import division, absolute_import, with_statement
26
from __future__ import (division, absolute_import, print_function,
27
unicode_literals)
28
try:
29
from future_builtins import *
30
except ImportError:
31
pass
5
32
6
33
import sys
7
34
import os
8
import signal
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35
10
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import datetime
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37
13
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import urwid
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40
15
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from dbus.mainloop.glib import DBusGMainLoop
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import gobject
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from gi.repository import GLib
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43
18
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import dbus
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import UserList
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22
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import locale
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locale.setlocale(locale.LC_ALL, u'')
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26
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import logging
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50
if sys.version_info.major == 2:
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str = unicode
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53
locale.setlocale(locale.LC_ALL, '')
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27
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logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
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56
29
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# Some useful constants
30
domain = 'se.bsnet.fukt'
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domain = 'se.recompile'
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server_interface = domain + '.Mandos'
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60
client_interface = domain + '.Mandos.Client'
33
version = "1.0.15"
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# Always run in monochrome mode
36
urwid.curses_display.curses.has_colors = lambda : False
37
38
# Urwid doesn't support blinking, but we want it. Since we have no
39
# use for underline on its own, we make underline also always blink.
40
urwid.curses_display.curses.A_UNDERLINE |= (
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urwid.curses_display.curses.A_BLINK)
61
version = "1.7.14"
62
63
try:
64
dbus.OBJECT_MANAGER_IFACE
65
except AttributeError:
66
dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
67
42
68
43
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def isoformat_to_datetime(iso):
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"Parse an ISO 8601 date string to a datetime.datetime()"
45
71
if not iso:
46
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return None
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d, t = iso.split(u"T", 1)
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year, month, day = d.split(u"-", 2)
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hour, minute, second = t.split(u":", 2)
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d, t = iso.split("T", 1)
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year, month, day = d.split("-", 2)
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hour, minute, second = t.split(":", 2)
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second, fraction = divmod(float(second), 1)
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return datetime.datetime(int(year),
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int(month),
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int(day),
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80
int(hour),
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int(minute),
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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int(second), # Whole seconds
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int(fraction*1000000)) # Microseconds
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class MandosClientPropertyCache(object):
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"""This wraps a Mandos Client D-Bus proxy object, caches the
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properties and calls a hook function when any of them are
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changed.
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"""
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def __init__(self, proxy_object=None, *args, **kwargs):
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self.proxy = proxy_object # Mandos Client proxy object
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self.properties = dict()
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self.proxy.connect_to_signal(u"PropertyChanged",
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self.property_changed,
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client_interface,
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byte_arrays=True)
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self.properties.update(
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self.proxy.GetAll(client_interface,
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dbus_interface = dbus.PROPERTIES_IFACE))
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#XXX This break good super behaviour!
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# super(MandosClientPropertyCache, self).__init__(
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# *args, **kwargs)
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def property_changed(self, property=None, value=None):
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"""This is called whenever we get a PropertyChanged signal
83
It updates the changed property in the "properties" dict.
91
def __init__(self, proxy_object=None, properties=None, **kwargs):
92
self.proxy = proxy_object # Mandos Client proxy object
93
self.properties = dict() if properties is None else properties
94
self.property_changed_match = (
95
self.proxy.connect_to_signal("PropertiesChanged",
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self.properties_changed,
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dbus.PROPERTIES_IFACE,
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byte_arrays=True))
99
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if properties is None:
101
self.properties.update(self.proxy.GetAll(
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client_interface,
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dbus_interface=dbus.PROPERTIES_IFACE))
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super(MandosClientPropertyCache, self).__init__(**kwargs)
106
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def properties_changed(self, interface, properties, invalidated):
108
"""This is called whenever we get a PropertiesChanged signal
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It updates the changed properties in the "properties" dict.
84
110
"""
85
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# Update properties dict with new value
86
self.properties[property] = value
112
if interface == client_interface:
113
self.properties.update(properties)
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def delete(self):
116
self.property_changed_match.remove()
87
117
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118
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119
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
90
120
"""A Mandos Client which is visible on the screen.
91
121
"""
92
122
93
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def __init__(self, server_proxy_object=None, update_hook=None,
94
delete_hook=None, logger=None, *args, **kwargs):
124
delete_hook=None, logger=None, **kwargs):
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# Called on update
96
126
self.update_hook = update_hook
97
127
# Called on delete
100
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self.server_proxy_object = server_proxy_object
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# Logger
102
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self.logger = logger
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133
104
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self._update_timer_callback_tag = None
105
self.last_checker_failed = False
106
135
107
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# The widget shown normally
108
self._text_widget = urwid.Text(u"")
137
self._text_widget = urwid.Text("")
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138
# The widget shown when we have focus
110
self._focus_text_widget = urwid.Text(u"")
111
super(MandosClientWidget, self).__init__(
112
update_hook=update_hook, delete_hook=delete_hook,
113
*args, **kwargs)
139
self._focus_text_widget = urwid.Text("")
140
super(MandosClientWidget, self).__init__(**kwargs)
114
141
self.update()
115
142
self.opened = False
116
self.proxy.connect_to_signal(u"CheckerCompleted",
117
self.checker_completed,
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client_interface,
119
byte_arrays=True)
120
self.proxy.connect_to_signal(u"CheckerStarted",
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self.checker_started,
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client_interface,
123
byte_arrays=True)
124
self.proxy.connect_to_signal(u"GotSecret",
125
self.got_secret,
126
client_interface,
127
byte_arrays=True)
128
self.proxy.connect_to_signal(u"NeedApproval",
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self.need_approval,
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client_interface,
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byte_arrays=True)
132
self.proxy.connect_to_signal(u"Rejected",
133
self.rejected,
134
client_interface,
135
byte_arrays=True)
136
last_checked_ok = isoformat_to_datetime(self.properties
137
[u"LastCheckedOK"])
138
if last_checked_ok is None:
139
self.last_checker_failed = True
140
else:
141
self.last_checker_failed = ((datetime.datetime.utcnow()
142
- last_checked_ok)
143
> datetime.timedelta
144
(milliseconds=
145
self.properties
146
[u"Interval"]))
147
if self.last_checker_failed:
148
self._update_timer_callback_tag = (gobject.timeout_add
143
144
self.match_objects = (
145
self.proxy.connect_to_signal("CheckerCompleted",
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self.checker_completed,
147
client_interface,
148
byte_arrays=True),
149
self.proxy.connect_to_signal("CheckerStarted",
150
self.checker_started,
151
client_interface,
152
byte_arrays=True),
153
self.proxy.connect_to_signal("GotSecret",
154
self.got_secret,
155
client_interface,
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byte_arrays=True),
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self.proxy.connect_to_signal("NeedApproval",
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self.need_approval,
159
client_interface,
160
byte_arrays=True),
161
self.proxy.connect_to_signal("Rejected",
162
self.rejected,
163
client_interface,
164
byte_arrays=True))
165
self.logger('Created client {}'
166
.format(self.properties["Name"]), level=0)
167
168
def using_timer(self, flag):
169
"""Call this method with True or False when timer should be
170
activated or deactivated.
171
"""
172
if flag and self._update_timer_callback_tag is None:
173
# Will update the shown timer value every second
174
self._update_timer_callback_tag = (GLib.timeout_add
149
175
(1000,
150
176
self.update_timer))
151
177
elif not (flag or self._update_timer_callback_tag is None):
178
GLib.source_remove(self._update_timer_callback_tag)
179
self._update_timer_callback_tag = None
180
152
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def checker_completed(self, exitstatus, condition, command):
153
182
if exitstatus == 0:
154
if self.last_checker_failed:
155
self.last_checker_failed = False
156
gobject.source_remove(self._update_timer_callback_tag)
157
self._update_timer_callback_tag = None
158
#self.logger(u'Checker for client %s (command "%s")'
159
# u' was successful'
160
# % (self.properties[u"Name"], command))
183
self.logger('Checker for client {} (command "{}")'
184
' succeeded'.format(self.properties["Name"],
185
command), level=0)
161
186
self.update()
162
187
return
163
188
# Checker failed
164
if not self.last_checker_failed:
165
self.last_checker_failed = True
166
self._update_timer_callback_tag = (gobject.timeout_add
167
(1000,
168
self.update_timer))
169
189
if os.WIFEXITED(condition):
170
self.logger(u'Checker for client %s (command "%s")'
171
u' failed with exit code %s'
172
% (self.properties[u"Name"], command,
173
os.WEXITSTATUS(condition)))
190
self.logger('Checker for client {} (command "{}") failed'
191
' with exit code {}'
192
.format(self.properties["Name"], command,
193
os.WEXITSTATUS(condition)))
174
194
elif os.WIFSIGNALED(condition):
175
self.logger(u'Checker for client %s (command "%s")'
176
u' was killed by signal %s'
177
% (self.properties[u"Name"], command,
178
os.WTERMSIG(condition)))
179
elif os.WCOREDUMP(condition):
180
self.logger(u'Checker for client %s (command "%s")'
181
u' dumped core'
182
% (self.properties[u"Name"], command))
183
else:
184
self.logger(u'Checker for client %s completed'
185
u' mysteriously')
195
self.logger('Checker for client {} (command "{}") was'
196
' killed by signal {}'
197
.format(self.properties["Name"], command,
198
os.WTERMSIG(condition)))
186
199
self.update()
187
200
188
201
def checker_started(self, command):
189
#self.logger(u'Client %s started checker "%s"'
190
# % (self.properties[u"Name"], unicode(command)))
191
pass
192
202
"""Server signals that a checker started."""
203
self.logger('Client {} started checker "{}"'
204
.format(self.properties["Name"],
205
command), level=0)
206
193
207
def got_secret(self):
194
self.last_checker_failed = False
195
self.logger(u'Client %s received its secret'
196
% self.properties[u"Name"])
197
208
self.logger('Client {} received its secret'
209
.format(self.properties["Name"]))
210
198
211
def need_approval(self, timeout, default):
199
212
if not default:
200
message = u'Client %s needs approval within %s seconds'
213
message = 'Client {} needs approval within {} seconds'
201
214
else:
202
message = u'Client %s will get its secret in %s seconds'
203
self.logger(message
204
% (self.properties[u"Name"], timeout/1000))
205
215
message = 'Client {} will get its secret in {} seconds'
216
self.logger(message.format(self.properties["Name"],
217
timeout/1000))
218
206
219
def rejected(self, reason):
207
self.logger(u'Client %s was rejected; reason: %s'
208
% (self.properties[u"Name"], reason))
209
220
self.logger('Client {} was rejected; reason: {}'
221
.format(self.properties["Name"], reason))
222
210
223
def selectable(self):
211
224
"""Make this a "selectable" widget.
212
225
This overrides the method from urwid.FlowWidget."""
213
226
return True
214
215
def rows(self, (maxcol,), focus=False):
227
228
def rows(self, maxcolrow, focus=False):
216
229
"""How many rows this widget will occupy might depend on
217
230
whether we have focus or not.
218
231
This overrides the method from urwid.FlowWidget"""
219
return self.current_widget(focus).rows((maxcol,), focus=focus)
220
232
return self.current_widget(focus).rows(maxcolrow, focus=focus)
233
221
234
def current_widget(self, focus=False):
222
235
if focus or self.opened:
223
236
return self._focus_widget
224
237
return self._widget
225
238
226
239
def update(self):
227
240
"Called when what is visible on the screen should be updated."
228
241
# How to add standout mode to a style
229
with_standout = { u"normal": u"standout",
230
u"bold": u"bold-standout",
231
u"underline-blink":
232
u"underline-blink-standout",
233
u"bold-underline-blink":
234
u"bold-underline-blink-standout",
235
}
242
with_standout = {"normal": "standout",
243
"bold": "bold-standout",
244
"underline-blink":
245
"underline-blink-standout",
246
"bold-underline-blink":
247
"bold-underline-blink-standout",
248
}
236
249
237
250
# Rebuild focus and non-focus widgets using current properties
238
251
239
252
# Base part of a client. Name!
240
base = (u'%(name)s: '
241
% {u"name": self.properties[u"Name"]})
242
if not self.properties[u"Enabled"]:
243
message = u"DISABLED"
244
elif self.properties[u"ApprovalPending"]:
245
if self.properties[u"ApprovedByDefault"]:
246
message = u"Connection established to client. (d)eny?"
247
else:
248
message = u"Seeks approval to send secret. (a)pprove?"
249
elif self.last_checker_failed:
250
timeout = datetime.timedelta(milliseconds
251
= self.properties
252
[u"Timeout"])
253
last_ok = isoformat_to_datetime(
254
max((self.properties[u"LastCheckedOK"]
255
or self.properties[u"Created"]),
256
self.properties[u"LastEnabled"]))
257
timer = timeout - (datetime.datetime.utcnow() - last_ok)
258
message = (u'A checker has failed! Time until client'
259
u' gets diabled: %s'
260
% unicode(timer).rsplit(".", 1)[0])
253
base = '{name}: '.format(name=self.properties["Name"])
254
if not self.properties["Enabled"]:
255
message = "DISABLED"
256
self.using_timer(False)
257
elif self.properties["ApprovalPending"]:
258
timeout = datetime.timedelta(
259
milliseconds=self.properties["ApprovalDelay"])
260
last_approval_request = isoformat_to_datetime(
261
self.properties["LastApprovalRequest"])
262
if last_approval_request is not None:
263
timer = max(timeout - (datetime.datetime.utcnow()
264
- last_approval_request),
265
datetime.timedelta())
266
else:
267
timer = datetime.timedelta()
268
if self.properties["ApprovedByDefault"]:
269
message = "Approval in {}. (d)eny?"
270
else:
271
message = "Denial in {}. (a)pprove?"
272
message = message.format(str(timer).rsplit(".", 1)[0])
273
self.using_timer(True)
274
elif self.properties["LastCheckerStatus"] != 0:
275
# When checker has failed, show timer until client expires
276
expires = self.properties["Expires"]
277
if expires == "":
278
timer = datetime.timedelta(0)
279
else:
280
expires = (datetime.datetime.strptime
281
(expires, '%Y-%m-%dT%H:%M:%S.%f'))
282
timer = max(expires - datetime.datetime.utcnow(),
283
datetime.timedelta())
284
message = ('A checker has failed! Time until client'
285
' gets disabled: {}'
286
.format(str(timer).rsplit(".", 1)[0]))
287
self.using_timer(True)
261
288
else:
262
message = u"enabled"
263
self._text = "%s%s" % (base, message)
264
289
message = "enabled"
290
self.using_timer(False)
291
self._text = "{}{}".format(base, message)
292
265
293
if not urwid.supports_unicode():
266
294
self._text = self._text.encode("ascii", "replace")
267
textlist = [(u"normal", self._text)]
295
textlist = [("normal", self._text)]
268
296
self._text_widget.set_text(textlist)
269
297
self._focus_text_widget.set_text([(with_standout[text[0]],
270
298
text[1])
277
305
# Run update hook, if any
278
306
if self.update_hook is not None:
279
307
self.update_hook()
280
308
281
309
def update_timer(self):
282
"called by gobject"
310
"""called by GLib. Will indefinitely loop until
311
GLib.source_remove() on tag is called
312
"""
283
313
self.update()
284
314
return True # Keep calling this
285
286
def delete(self):
315
316
def delete(self, **kwargs):
287
317
if self._update_timer_callback_tag is not None:
288
gobject.source_remove(self._update_timer_callback_tag)
318
GLib.source_remove(self._update_timer_callback_tag)
289
319
self._update_timer_callback_tag = None
320
for match in self.match_objects:
321
match.remove()
322
self.match_objects = ()
290
323
if self.delete_hook is not None:
291
324
self.delete_hook(self)
292
293
def render(self, (maxcol,), focus=False):
325
return super(MandosClientWidget, self).delete(**kwargs)
326
327
def render(self, maxcolrow, focus=False):
294
328
"""Render differently if we have focus.
295
329
This overrides the method from urwid.FlowWidget"""
296
return self.current_widget(focus).render((maxcol,),
330
return self.current_widget(focus).render(maxcolrow,
297
331
focus=focus)
298
299
def keypress(self, (maxcol,), key):
332
333
def keypress(self, maxcolrow, key):
300
334
"""Handle keys.
301
335
This overrides the method from urwid.FlowWidget"""
302
if key == u"+":
303
self.proxy.Enable(dbus_interface = client_interface)
304
elif key == u"-":
305
self.proxy.Disable(dbus_interface = client_interface)
306
elif key == u"a":
336
if key == "+":
337
self.proxy.Set(client_interface, "Enabled",
338
dbus.Boolean(True), ignore_reply=True,
339
dbus_interface=dbus.PROPERTIES_IFACE)
340
elif key == "-":
341
self.proxy.Set(client_interface, "Enabled", False,
342
ignore_reply=True,
343
dbus_interface=dbus.PROPERTIES_IFACE)
344
elif key == "a":
307
345
self.proxy.Approve(dbus.Boolean(True, variant_level=1),
308
dbus_interface = client_interface)
309
elif key == u"d":
346
dbus_interface=client_interface,
347
ignore_reply=True)
348
elif key == "d":
310
349
self.proxy.Approve(dbus.Boolean(False, variant_level=1),
311
dbus_interface = client_interface)
312
elif key == u"r" or key == u"_" or key == u"ctrl k":
350
dbus_interface=client_interface,
351
ignore_reply=True)
352
elif key == "R" or key == "_" or key == "ctrl k":
313
353
self.server_proxy_object.RemoveClient(self.proxy
314
.object_path)
315
elif key == u"s":
316
self.proxy.StartChecker(dbus_interface = client_interface)
317
elif key == u"S":
318
self.proxy.StopChecker(dbus_interface = client_interface)
319
elif key == u"C":
320
self.proxy.CheckedOK(dbus_interface = client_interface)
354
.object_path,
355
ignore_reply=True)
356
elif key == "s":
357
self.proxy.Set(client_interface, "CheckerRunning",
358
dbus.Boolean(True), ignore_reply=True,
359
dbus_interface=dbus.PROPERTIES_IFACE)
360
elif key == "S":
361
self.proxy.Set(client_interface, "CheckerRunning",
362
dbus.Boolean(False), ignore_reply=True,
363
dbus_interface=dbus.PROPERTIES_IFACE)
364
elif key == "C":
365
self.proxy.CheckedOK(dbus_interface=client_interface,
366
ignore_reply=True)
321
367
# xxx
322
# elif key == u"p" or key == "=":
368
# elif key == "p" or key == "=":
323
369
# self.proxy.pause()
324
# elif key == u"u" or key == ":":
370
# elif key == "u" or key == ":":
325
371
# self.proxy.unpause()
326
# elif key == u"RET":
372
# elif key == "RET":
327
373
# self.open()
328
# elif key == u"+":
329
# self.proxy.Approve(True)
330
# elif key == u"-":
331
# self.proxy.Approve(False)
332
374
else:
333
375
return key
334
335
def property_changed(self, property=None, value=None,
336
*args, **kwargs):
337
"""Call self.update() if old value is not new value.
376
377
def properties_changed(self, interface, properties, invalidated):
378
"""Call self.update() if any properties changed.
338
379
This overrides the method from MandosClientPropertyCache"""
339
property_name = unicode(property)
340
old_value = self.properties.get(property_name)
341
super(MandosClientWidget, self).property_changed(
342
property=property, value=value, *args, **kwargs)
343
if self.properties.get(property_name) != old_value:
380
old_values = {key: self.properties.get(key)
381
for key in properties.keys()}
382
super(MandosClientWidget, self).properties_changed(
383
interface, properties, invalidated)
384
if any(old_values[key] != self.properties.get(key)
385
for key in old_values):
344
386
self.update()
345
387
346
388
349
391
"down" key presses, thus not allowing any containing widgets to
350
392
use them as an excuse to shift focus away from this widget.
351
393
"""
352
def keypress(self, (maxcol, maxrow), key):
353
ret = super(ConstrainedListBox, self).keypress((maxcol,
354
maxrow), key)
355
if ret in (u"up", u"down"):
394
def keypress(self, *args, **kwargs):
395
ret = (super(ConstrainedListBox, self)
396
.keypress(*args, **kwargs))
397
if ret in ("up", "down"):
356
398
return
357
399
return ret
358
400
361
403
"""This is the entire user interface - the whole screen
362
404
with boxes, lists of client widgets, etc.
363
405
"""
364
def __init__(self, max_log_length=1000):
406
def __init__(self, max_log_length=1000, log_level=1):
365
407
DBusGMainLoop(set_as_default=True)
366
408
367
409
self.screen = urwid.curses_display.Screen()
368
410
369
411
self.screen.register_palette((
370
(u"normal",
371
u"default", u"default", None),
372
(u"bold",
373
u"default", u"default", u"bold"),
374
(u"underline-blink",
375
u"default", u"default", u"underline"),
376
(u"standout",
377
u"default", u"default", u"standout"),
378
(u"bold-underline-blink",
379
u"default", u"default", (u"bold", u"underline")),
380
(u"bold-standout",
381
u"default", u"default", (u"bold", u"standout")),
382
(u"underline-blink-standout",
383
u"default", u"default", (u"underline", u"standout")),
384
(u"bold-underline-blink-standout",
385
u"default", u"default", (u"bold", u"underline",
386
u"standout")),
412
("normal",
413
"default", "default", None),
414
("bold",
415
"bold", "default", "bold"),
416
("underline-blink",
417
"underline,blink", "default", "underline,blink"),
418
("standout",
419
"standout", "default", "standout"),
420
("bold-underline-blink",
421
"bold,underline,blink", "default",
422
"bold,underline,blink"),
423
("bold-standout",
424
"bold,standout", "default", "bold,standout"),
425
("underline-blink-standout",
426
"underline,blink,standout", "default",
427
"underline,blink,standout"),
428
("bold-underline-blink-standout",
429
"bold,underline,blink,standout", "default",
430
"bold,underline,blink,standout"),
387
431
))
388
432
389
433
if urwid.supports_unicode():
390
self.divider = u"─" # \u2500
391
#self.divider = u"━" # \u2501
434
self.divider = "─" # \u2500
392
435
else:
393
#self.divider = u"-" # \u002d
394
self.divider = u"_" # \u005f
395
436
self.divider = "_" # \u005f
437
396
438
self.screen.start()
397
439
398
440
self.size = self.screen.get_cols_rows()
399
441
400
442
self.clients = urwid.SimpleListWalker([])
401
443
self.clients_dict = {}
402
444
403
445
# We will add Text widgets to this list
404
446
self.log = []
405
447
self.max_log_length = max_log_length
406
448
449
self.log_level = log_level
450
407
451
# We keep a reference to the log widget so we can remove it
408
452
# from the ListWalker without it getting destroyed
409
453
self.logbox = ConstrainedListBox(self.log)
410
454
411
455
# This keeps track of whether self.uilist currently has
412
456
# self.logbox in it or not
413
457
self.log_visible = True
414
self.log_wrap = u"any"
415
458
self.log_wrap = "any"
459
416
460
self.rebuild()
417
self.log_message_raw((u"bold",
418
u"Mandos Monitor version " + version))
419
self.log_message_raw((u"bold",
420
u"q: Quit ?: Help"))
421
461
self.log_message_raw(("bold",
462
"Mandos Monitor version " + version))
463
self.log_message_raw(("bold",
464
"q: Quit ?: Help"))
465
422
466
self.busname = domain + '.Mandos'
423
self.main_loop = gobject.MainLoop()
424
self.bus = dbus.SystemBus()
425
mandos_dbus_objc = self.bus.get_object(
426
self.busname, u"/", follow_name_owner_changes=True)
427
self.mandos_serv = dbus.Interface(mandos_dbus_objc,
428
dbus_interface
429
= server_interface)
430
try:
431
mandos_clients = (self.mandos_serv
432
.GetAllClientsWithProperties())
433
except dbus.exceptions.DBusException:
434
mandos_clients = dbus.Dictionary()
435
436
(self.mandos_serv
437
.connect_to_signal(u"ClientRemoved",
438
self.find_and_remove_client,
439
dbus_interface=server_interface,
440
byte_arrays=True))
441
(self.mandos_serv
442
.connect_to_signal(u"ClientAdded",
443
self.add_new_client,
444
dbus_interface=server_interface,
445
byte_arrays=True))
446
(self.mandos_serv
447
.connect_to_signal(u"ClientNotFound",
448
self.client_not_found,
449
dbus_interface=server_interface,
450
byte_arrays=True))
451
for path, client in mandos_clients.iteritems():
452
client_proxy_object = self.bus.get_object(self.busname,
453
path)
454
self.add_client(MandosClientWidget(server_proxy_object
455
=self.mandos_serv,
456
proxy_object
457
=client_proxy_object,
458
properties=client,
459
update_hook
460
=self.refresh,
461
delete_hook
462
=self.remove_client,
463
logger
464
=self.log_message),
465
path=path)
466
467
self.main_loop = GLib.MainLoop()
468
467
469
def client_not_found(self, fingerprint, address):
468
self.log_message((u"Client with address %s and fingerprint %s"
469
u" could not be found" % (address,
470
fingerprint)))
471
470
self.log_message("Client with address {} and fingerprint {}"
471
" could not be found"
472
.format(address, fingerprint))
473
472
474
def rebuild(self):
473
475
"""This rebuilds the User Interface.
474
476
Call this when the widget layout needs to change"""
475
477
self.uilist = []
476
#self.uilist.append(urwid.ListBox(self.clients))
478
# self.uilist.append(urwid.ListBox(self.clients))
477
479
self.uilist.append(urwid.Frame(ConstrainedListBox(self.
478
480
clients),
479
#header=urwid.Divider(),
481
# header=urwid.Divider(),
480
482
header=None,
481
footer=
482
urwid.Divider(div_char=
483
self.divider)))
483
footer=urwid.Divider(
484
div_char=self.divider)))
484
485
if self.log_visible:
485
486
self.uilist.append(self.logbox)
486
pass
487
487
self.topwidget = urwid.Pile(self.uilist)
488
489
def log_message(self, message):
488
489
def log_message(self, message, level=1):
490
"""Log message formatted with timestamp"""
491
if level < self.log_level:
492
return
490
493
timestamp = datetime.datetime.now().isoformat()
491
self.log_message_raw(timestamp + u": " + message)
492
493
def log_message_raw(self, markup):
494
self.log_message_raw("{}: {}".format(timestamp, message),
495
level=level)
496
497
def log_message_raw(self, markup, level=1):
494
498
"""Add a log message to the log buffer."""
499
if level < self.log_level:
500
return
495
501
self.log.append(urwid.Text(markup, wrap=self.log_wrap))
496
if (self.max_log_length
497
and len(self.log) > self.max_log_length):
498
del self.log[0:len(self.log)-self.max_log_length-1]
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-1]
499
505
self.logbox.set_focus(len(self.logbox.body.contents),
500
coming_from=u"above")
506
coming_from="above")
501
507
self.refresh()
502
508
503
509
def toggle_log_display(self):
504
510
"""Toggle visibility of the log buffer."""
505
511
self.log_visible = not self.log_visible
506
512
self.rebuild()
507
self.log_message(u"Log visibility changed to: "
508
+ unicode(self.log_visible))
509
513
self.log_message("Log visibility changed to: {}"
514
.format(self.log_visible), level=0)
515
510
516
def change_log_display(self):
511
517
"""Change type of log display.
512
518
Currently, this toggles wrapping of text lines."""
513
if self.log_wrap == u"clip":
514
self.log_wrap = u"any"
519
if self.log_wrap == "clip":
520
self.log_wrap = "any"
515
521
else:
516
self.log_wrap = u"clip"
522
self.log_wrap = "clip"
517
523
for textwidget in self.log:
518
524
textwidget.set_wrap_mode(self.log_wrap)
519
self.log_message(u"Wrap mode: " + self.log_wrap)
520
521
def find_and_remove_client(self, path, name):
522
"""Find an client from its object path and remove it.
523
524
This is connected to the ClientRemoved signal from the
525
self.log_message("Wrap mode: {}".format(self.log_wrap),
526
level=0)
527
528
def find_and_remove_client(self, path, interfaces):
529
"""Find a client by its object path and remove it.
530
531
This is connected to the InterfacesRemoved signal from the
525
532
Mandos server object."""
533
if client_interface not in interfaces:
534
# Not a Mandos client object; ignore
535
return
526
536
try:
527
537
client = self.clients_dict[path]
528
538
except KeyError:
529
539
# not found?
530
return
531
self.remove_client(client, path)
532
533
def add_new_client(self, path):
540
self.log_message("Unknown client {!r} removed"
541
.format(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
534
554
client_proxy_object = self.bus.get_object(self.busname, path)
535
self.add_client(MandosClientWidget(server_proxy_object
536
=self.mandos_serv,
537
proxy_object
538
=client_proxy_object,
539
update_hook
540
=self.refresh,
541
delete_hook
542
=self.remove_client,
543
logger
544
=self.log_message),
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
logger=self.log_message,
561
properties=dict(ifs_and_props[client_interface])),
545
562
path=path)
546
563
547
564
def add_client(self, client, path=None):
548
565
self.clients.append(client)
549
566
if path is None:
550
567
path = client.proxy.object_path
551
568
self.clients_dict[path] = client
552
self.clients.sort(None, lambda c: c.properties[u"Name"])
569
self.clients.sort(key=lambda c: c.properties["Name"])
553
570
self.refresh()
554
571
555
572
def remove_client(self, client, path=None):
556
573
self.clients.remove(client)
557
574
if path is None:
558
575
path = client.proxy.object_path
559
576
del self.clients_dict[path]
560
if not self.clients_dict:
561
# Work around bug in Urwid 0.9.8.3 - if a SimpleListWalker
562
# is completely emptied, we need to recreate it.
563
self.clients = urwid.SimpleListWalker([])
564
self.rebuild()
565
577
self.refresh()
566
578
567
579
def refresh(self):
568
580
"""Redraw the screen"""
569
581
canvas = self.topwidget.render(self.size, focus=True)
570
582
self.screen.draw_screen(self.size, canvas)
571
583
572
584
def run(self):
573
585
"""Start the main loop and exit when it's done."""
586
self.bus = dbus.SystemBus()
587
mandos_dbus_objc = self.bus.get_object(
588
self.busname, "/", follow_name_owner_changes=True)
589
self.mandos_serv = dbus.Interface(
590
mandos_dbus_objc, dbus_interface=server_interface)
591
try:
592
mandos_clients = (self.mandos_serv
593
.GetAllClientsWithProperties())
594
if not mandos_clients:
595
self.log_message_raw(("bold",
596
"Note: Server has no clients."))
597
except dbus.exceptions.DBusException:
598
self.log_message_raw(("bold",
599
"Note: No Mandos server running."))
600
mandos_clients = dbus.Dictionary()
601
602
(self.mandos_serv
603
.connect_to_signal("InterfacesRemoved",
604
self.find_and_remove_client,
605
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
606
byte_arrays=True))
607
(self.mandos_serv
608
.connect_to_signal("InterfacesAdded",
609
self.add_new_client,
610
dbus_interface=dbus.OBJECT_MANAGER_IFACE,
611
byte_arrays=True))
612
(self.mandos_serv
613
.connect_to_signal("ClientNotFound",
614
self.client_not_found,
615
dbus_interface=server_interface,
616
byte_arrays=True))
617
for path, client in mandos_clients.items():
618
client_proxy_object = self.bus.get_object(self.busname,
619
path)
620
self.add_client(MandosClientWidget(
621
server_proxy_object=self.mandos_serv,
622
proxy_object=client_proxy_object,
623
properties=client,
624
update_hook=self.refresh,
625
delete_hook=self.remove_client,
626
logger=self.log_message),
627
path=path)
628
574
629
self.refresh()
575
self._input_callback_tag = (gobject.io_add_watch
630
self._input_callback_tag = (GLib.io_add_watch
576
631
(sys.stdin.fileno(),
577
gobject.IO_IN,
632
GLib.IO_IN,
578
633
self.process_input))
579
634
self.main_loop.run()
580
635
# Main loop has finished, we should close everything now
581
gobject.source_remove(self._input_callback_tag)
636
GLib.source_remove(self._input_callback_tag)
582
637
self.screen.stop()
583
638
584
639
def stop(self):
585
640
self.main_loop.quit()
586
641
587
642
def process_input(self, source, condition):
588
643
keys = self.screen.get_input()
589
translations = { u"ctrl n": u"down", # Emacs
590
u"ctrl p": u"up", # Emacs
591
u"ctrl v": u"page down", # Emacs
592
u"meta v": u"page up", # Emacs
593
u" ": u"page down", # less
594
u"f": u"page down", # less
595
u"b": u"page up", # less
596
u"j": u"down", # vi
597
u"k": u"up", # vi
598
}
644
translations = {"ctrl n": "down", # Emacs
645
"ctrl p": "up", # Emacs
646
"ctrl v": "page down", # Emacs
647
"meta v": "page up", # Emacs
648
" ": "page down", # less
649
"f": "page down", # less
650
"b": "page up", # less
651
"j": "down", # vi
652
"k": "up", # vi
653
}
599
654
for key in keys:
600
655
try:
601
656
key = translations[key]
602
657
except KeyError: # :-)
603
658
pass
604
605
if key == u"q" or key == u"Q":
659
660
if key == "q" or key == "Q":
606
661
self.stop()
607
662
break
608
elif key == u"window resize":
663
elif key == "window resize":
609
664
self.size = self.screen.get_cols_rows()
610
665
self.refresh()
611
elif key == u"\f": # Ctrl-L
666
elif key == "ctrl l":
667
self.screen.clear()
612
668
self.refresh()
613
elif key == u"l" or key == u"D":
669
elif key == "l" or key == "D":
614
670
self.toggle_log_display()
615
671
self.refresh()
616
elif key == u"w" or key == u"i":
672
elif key == "w" or key == "i":
617
673
self.change_log_display()
618
674
self.refresh()
619
elif key == u"?" or key == u"f1" or key == u"esc":
675
elif key == "?" or key == "f1" or key == "esc":
620
676
if not self.log_visible:
621
677
self.log_visible = True
622
678
self.rebuild()
623
self.log_message_raw((u"bold",
624
u" ".
625
join((u"q: Quit",
626
u"?: Help",
627
u"l: Log window toggle",
628
u"TAB: Switch window",
629
u"w: Wrap (log)"))))
630
self.log_message_raw((u"bold",
631
u" "
632
.join((u"Clients:",
633
u"+: Enable",
634
u"-: Disable",
635
u"r: Remove",
636
u"s: Start new checker",
637
u"S: Stop checker",
638
u"C: Checker OK",
639
u"a: Approve",
640
u"d: Deny"))))
679
self.log_message_raw(("bold",
680
" ".
681
join(("q: Quit",
682
"?: Help",
683
"l: Log window toggle",
684
"TAB: Switch window",
685
"w: Wrap (log lines)",
686
"v: Toggle verbose log",
687
))))
688
self.log_message_raw(("bold",
689
" "
690
.join(("Clients:",
691
"+: Enable",
692
"-: Disable",
693
"R: Remove",
694
"s: Start new checker",
695
"S: Stop checker",
696
"C: Checker OK",
697
"a: Approve",
698
"d: Deny"))))
641
699
self.refresh()
642
elif key == u"tab":
700
elif key == "tab":
643
701
if self.topwidget.get_focus() is self.logbox:
644
702
self.topwidget.set_focus(0)
645
703
else:
646
704
self.topwidget.set_focus(self.logbox)
647
705
self.refresh()
648
#elif (key == u"end" or key == u"meta >" or key == u"G"
649
# or key == u">"):
650
# pass # xxx end-of-buffer
651
#elif (key == u"home" or key == u"meta <" or key == u"g"
652
# or key == u"<"):
653
# pass # xxx beginning-of-buffer
654
#elif key == u"ctrl e" or key == u"$":
655
# pass # xxx move-end-of-line
656
#elif key == u"ctrl a" or key == u"^":
657
# pass # xxx move-beginning-of-line
658
#elif key == u"ctrl b" or key == u"meta (" or key == u"h":
659
# pass # xxx left
660
#elif key == u"ctrl f" or key == u"meta )" or key == u"l":
661
# pass # xxx right
662
#elif key == u"a":
663
# pass # scroll up log
664
#elif key == u"z":
665
# pass # scroll down log
706
elif key == "v":
707
if self.log_level == 0:
708
self.log_level = 1
709
self.log_message("Verbose mode: Off")
710
else:
711
self.log_level = 0
712
self.log_message("Verbose mode: On")
713
# elif (key == "end" or key == "meta >" or key == "G"
714
# or key == ">"):
715
# pass # xxx end-of-buffer
716
# elif (key == "home" or key == "meta <" or key == "g"
717
# or key == "<"):
718
# pass # xxx beginning-of-buffer
719
# elif key == "ctrl e" or key == "$":
720
# pass # xxx move-end-of-line
721
# elif key == "ctrl a" or key == "^":
722
# pass # xxx move-beginning-of-line
723
# elif key == "ctrl b" or key == "meta (" or key == "h":
724
# pass # xxx left
725
# elif key == "ctrl f" or key == "meta )" or key == "l":
726
# pass # xxx right
727
# elif key == "a":
728
# pass # scroll up log
729
# elif key == "z":
730
# pass # scroll down log
666
731
elif self.topwidget.selectable():
667
732
self.topwidget.keypress(self.size, key)
668
733
self.refresh()
669
734
return True
670
735
736
671
737
ui = UserInterface()
672
738
try:
673
739
ui.run()
674
740
except KeyboardInterrupt:
675
741
ui.screen.stop()
676
except Exception, e:
677
ui.log_message(unicode(e))
742
except Exception as e:
743
ui.log_message(str(e))
678
744
ui.screen.stop()
679
745
raise
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0