/mandos/release

To get this branch, use:
bzr branch http://bzr.recompile.se/loggerhead/mandos/release
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
1
#!/usr/bin/python
2
# -*- mode: python; coding: utf-8 -*-
237.2.207 by Teddy Hogeborn
Update copyright year to "2010" wherever appropriate.
3
# 
4
# Mandos Monitor - Control and monitor the Mandos server
5
# 
237.7.174 by Teddy Hogeborn
* Makefile (CFLAGS, LDFLAGS): Keep default flags from environment.
6
# Copyright © 2009-2013 Teddy Hogeborn
7
# Copyright © 2009-2013 Björn Påhlsson
237.2.207 by Teddy Hogeborn
Update copyright year to "2010" wherever appropriate.
8
# 
9
# This program is free software: you can redistribute it and/or modify
10
# it under the terms of the GNU General Public License as published by
11
# the Free Software Foundation, either version 3 of the License, or
12
# (at your option) any later version.
13
#
14
#     This program is distributed in the hope that it will be useful,
15
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
16
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
#     GNU General Public License for more details.
18
# 
19
# You should have received a copy of the GNU General Public License
237.7.120 by Teddy Hogeborn
* mandos-ctl: Break long lines.
20
# along with this program.  If not, see
21
# <http://www.gnu.org/licenses/>.
237.2.207 by Teddy Hogeborn
Update copyright year to "2010" wherever appropriate.
22
# 
237.11.2 by Teddy Hogeborn
Change "fukt.bsnet.se" to "recompile.se" throughout.
23
# Contact the authors at <mandos@recompile.se>.
237.2.207 by Teddy Hogeborn
Update copyright year to "2010" wherever appropriate.
24
# 
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
25
237.7.36 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Save match tag for
26
from __future__ import (division, absolute_import, print_function,
27
                        unicode_literals)
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
28
try:
29
    from future_builtins import *
30
except ImportError:
31
    pass
237.7.127 by Teddy Hogeborn
* mandos: Use all new builtins.
32
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
33
import sys
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
34
import os
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
35
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
36
import datetime
37
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
38
import urwid.curses_display
39
import urwid
40
41
from dbus.mainloop.glib import DBusGMainLoop
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
42
try:
43
    import gobject
44
except ImportError:
45
    from gi.repository import GObject as gobject
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
46
47
import dbus
48
237.2.174 by Teddy Hogeborn
More consistent terminology: Clients are no longer "invalid" - they
49
import locale
50
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
51
if sys.version_info[0] == 2:
52
    str = unicode
53
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
54
locale.setlocale(locale.LC_ALL, '')
237.2.174 by Teddy Hogeborn
More consistent terminology: Clients are no longer "invalid" - they
55
24.1.153 by Björn Påhlsson
early commit to ease todays coding
56
import logging
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
57
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
24.1.153 by Björn Påhlsson
early commit to ease todays coding
58
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
59
# Some useful constants
24.1.186 by Björn Påhlsson
transitional stuff actually working
60
domain = 'se.recompile'
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
61
server_interface = domain + '.Mandos'
62
client_interface = domain + '.Mandos.Client'
310 by Teddy Hogeborn
* Makefile (version): Changed to "1.6.4".
63
version = "1.6.4"
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
64
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
65
def isoformat_to_datetime(iso):
66
    "Parse an ISO 8601 date string to a datetime.datetime()"
67
    if not iso:
68
        return None
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
69
    d, t = iso.split("T", 1)
70
    year, month, day = d.split("-", 2)
71
    hour, minute, second = t.split(":", 2)
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
72
    second, fraction = divmod(float(second), 1)
73
    return datetime.datetime(int(year),
74
                             int(month),
75
                             int(day),
76
                             int(hour),
77
                             int(minute),
78
                             int(second),           # Whole seconds
79
                             int(fraction*1000000)) # Microseconds
80
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
81
class MandosClientPropertyCache(object):
82
    """This wraps a Mandos Client D-Bus proxy object, caches the
83
    properties and calls a hook function when any of them are
84
    changed.
85
    """
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
86
    def __init__(self, proxy_object=None, properties=None, **kwargs):
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
87
        self.proxy = proxy_object # Mandos Client proxy object
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
88
        self.properties = dict() if properties is None else properties
237.7.36 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Save match tag for
89
        self.property_changed_match = (
90
            self.proxy.connect_to_signal("PropertyChanged",
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
91
                                         self._property_changed,
237.7.36 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Save match tag for
92
                                         client_interface,
93
                                         byte_arrays=True))
24.1.153 by Björn Påhlsson
early commit to ease todays coding
94
        
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
95
        if properties is None:
96
            self.properties.update(
97
                self.proxy.GetAll(client_interface,
98
                                  dbus_interface
99
                                  = dbus.PROPERTIES_IFACE))
100
        
101
        super(MandosClientPropertyCache, self).__init__(**kwargs)
102
    
103
    def _property_changed(self, property, value):
104
        """Helper which takes positional arguments"""
105
        return self.property_changed(property=property, value=value)
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
106
    
107
    def property_changed(self, property=None, value=None):
108
        """This is called whenever we get a PropertyChanged signal
109
        It updates the changed property in the "properties" dict.
110
        """
111
        # Update properties dict with new value
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
112
        self.properties[property] = value
237.7.36 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Save match tag for
113
    
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
114
    def delete(self):
237.7.36 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Save match tag for
115
        self.property_changed_match.remove()
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
116
117
118
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
119
    """A Mandos Client which is visible on the screen.
120
    """
121
    
122
    def __init__(self, server_proxy_object=None, update_hook=None,
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
123
                 delete_hook=None, logger=None, **kwargs):
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
124
        # Called on update
125
        self.update_hook = update_hook
126
        # Called on delete
127
        self.delete_hook = delete_hook
128
        # Mandos Server proxy object
129
        self.server_proxy_object = server_proxy_object
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
130
        # Logger
131
        self.logger = logger
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
132
        
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
133
        self._update_timer_callback_tag = None
134
        
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
135
        # The widget shown normally
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
136
        self._text_widget = urwid.Text("")
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
137
        # The widget shown when we have focus
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
138
        self._focus_text_widget = urwid.Text("")
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
139
        super(MandosClientWidget, self).__init__(**kwargs)
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
140
        self.update()
141
        self.opened = False
237.2.205 by Teddy Hogeborn
* DBUS-API: Document new "LastApprovalRequest" client property.
142
        
237.7.36 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Save match tag for
143
        self.match_objects = (
144
            self.proxy.connect_to_signal("CheckerCompleted",
145
                                         self.checker_completed,
146
                                         client_interface,
147
                                         byte_arrays=True),
148
            self.proxy.connect_to_signal("CheckerStarted",
149
                                         self.checker_started,
150
                                         client_interface,
151
                                         byte_arrays=True),
152
            self.proxy.connect_to_signal("GotSecret",
153
                                         self.got_secret,
154
                                         client_interface,
155
                                         byte_arrays=True),
156
            self.proxy.connect_to_signal("NeedApproval",
157
                                         self.need_approval,
158
                                         client_interface,
159
                                         byte_arrays=True),
160
            self.proxy.connect_to_signal("Rejected",
161
                                         self.rejected,
162
                                         client_interface,
163
                                         byte_arrays=True))
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
164
        #self.logger('Created client {0}'
165
        #            .format(self.properties["Name"]))
237.2.205 by Teddy Hogeborn
* DBUS-API: Document new "LastApprovalRequest" client property.
166
    
167
    def using_timer(self, flag):
168
        """Call this method with True or False when timer should be
169
        activated or deactivated.
170
        """
237.7.129 by Teddy Hogeborn
* mandos (Client.enable, Client.disable, ClientDBus.approve): Call
171
        if flag and self._update_timer_callback_tag is None:
24.1.179 by Björn Påhlsson
New feature:
172
            # Will update the shown timer value every second
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
173
            self._update_timer_callback_tag = (gobject.timeout_add
174
                                               (1000,
175
                                                self.update_timer))
237.7.129 by Teddy Hogeborn
* mandos (Client.enable, Client.disable, ClientDBus.approve): Call
176
        elif not (flag or self._update_timer_callback_tag is None):
237.2.205 by Teddy Hogeborn
* DBUS-API: Document new "LastApprovalRequest" client property.
177
            gobject.source_remove(self._update_timer_callback_tag)
178
            self._update_timer_callback_tag = None
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
179
    
180
    def checker_completed(self, exitstatus, condition, command):
181
        if exitstatus == 0:
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
182
            self.update()
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
183
            return
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
184
        # Checker failed
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
185
        if os.WIFEXITED(condition):
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
186
            self.logger('Checker for client {0} (command "{1}")'
187
                        ' failed with exit code {2}'
188
                        .format(self.properties["Name"], command,
189
                                os.WEXITSTATUS(condition)))
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
190
        elif os.WIFSIGNALED(condition):
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
191
            self.logger('Checker for client {0} (command "{1}") was'
192
                        ' killed by signal {2}'
193
                        .format(self.properties["Name"], command,
194
                                os.WTERMSIG(condition)))
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
195
        elif os.WCOREDUMP(condition):
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
196
            self.logger('Checker for client {0} (command "{1}")'
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
197
                        ' dumped core'
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
198
                        .format(self.properties["Name"], command))
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
199
        else:
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
200
            self.logger('Checker for client {0} completed'
201
                        ' mysteriously'
202
                        .format(self.properties["Name"]))
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
203
        self.update()
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
204
    
205
    def checker_started(self, command):
237.7.85 by Björn Påhlsson
nicer stacktrace when mandos-monitor fail during startup
206
        """Server signals that a checker started. This could be useful
207
           to log in the future. """
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
208
        #self.logger('Client {0} started checker "{1}"'
209
        #            .format(self.properties["Name"],
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
210
        #                    str(command)))
24.1.153 by Björn Påhlsson
early commit to ease todays coding
211
        pass
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
212
    
213
    def got_secret(self):
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
214
        self.logger('Client {0} received its secret'
215
                    .format(self.properties["Name"]))
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
216
    
24.1.153 by Björn Påhlsson
early commit to ease todays coding
217
    def need_approval(self, timeout, default):
218
        if not default:
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
219
            message = 'Client {0} needs approval within {1} seconds'
24.1.153 by Björn Påhlsson
early commit to ease todays coding
220
        else:
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
221
            message = 'Client {0} will get its secret in {1} seconds'
222
        self.logger(message.format(self.properties["Name"],
223
                                   timeout/1000))
24.1.153 by Björn Påhlsson
early commit to ease todays coding
224
    
225
    def rejected(self, reason):
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
226
        self.logger('Client {0} was rejected; reason: {1}'
227
                    .format(self.properties["Name"], reason))
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
228
    
229
    def selectable(self):
230
        """Make this a "selectable" widget.
231
        This overrides the method from urwid.FlowWidget."""
232
        return True
233
    
237.8.1 by teddy at bsnet
* mandos-monitor: Use only unicode string literals.
234
    def rows(self, maxcolrow, focus=False):
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
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.FlowWidget"""
237.8.1 by teddy at bsnet
* mandos-monitor: Use only unicode string literals.
238
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
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
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
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",
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
254
                          }
237.7.129 by Teddy Hogeborn
* mandos (Client.enable, Client.disable, ClientDBus.approve): Call
255
        
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
256
        # Rebuild focus and non-focus widgets using current properties
237.7.129 by Teddy Hogeborn
* mandos (Client.enable, Client.disable, ClientDBus.approve): Call
257
        
24.1.154 by Björn Påhlsson
merge
258
        # Base part of a client. Name!
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
259
        base = '{name}: '.format(name=self.properties["Name"])
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
260
        if not self.properties["Enabled"]:
261
            message = "DISABLED"
237.7.129 by Teddy Hogeborn
* mandos (Client.enable, Client.disable, ClientDBus.approve): Call
262
            self.using_timer(False)
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
263
        elif self.properties["ApprovalPending"]:
237.2.205 by Teddy Hogeborn
* DBUS-API: Document new "LastApprovalRequest" client property.
264
            timeout = datetime.timedelta(milliseconds
265
                                         = self.properties
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
266
                                         ["ApprovalDelay"])
237.2.205 by Teddy Hogeborn
* DBUS-API: Document new "LastApprovalRequest" client property.
267
            last_approval_request = isoformat_to_datetime(
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
268
                self.properties["LastApprovalRequest"])
237.2.205 by Teddy Hogeborn
* DBUS-API: Document new "LastApprovalRequest" client property.
269
            if last_approval_request is not None:
237.7.129 by Teddy Hogeborn
* mandos (Client.enable, Client.disable, ClientDBus.approve): Call
270
                timer = max(timeout - (datetime.datetime.utcnow()
271
                                       - last_approval_request),
272
                            datetime.timedelta())
237.2.205 by Teddy Hogeborn
* DBUS-API: Document new "LastApprovalRequest" client property.
273
            else:
274
                timer = datetime.timedelta()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
275
            if self.properties["ApprovedByDefault"]:
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
276
                message = "Approval in {0}. (d)eny?"
24.1.159 by Björn Påhlsson
added approval to mandos-ctl
277
            else:
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
278
                message = "Denial in {0}. (a)pprove?"
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
279
            message = message.format(str(timer).rsplit(".", 1)[0])
237.7.129 by Teddy Hogeborn
* mandos (Client.enable, Client.disable, ClientDBus.approve): Call
280
            self.using_timer(True)
237.7.105 by Teddy Hogeborn
Use the new Client.LastCheckerStatus property.
281
        elif self.properties["LastCheckerStatus"] != 0:
237.7.120 by Teddy Hogeborn
* mandos-ctl: Break long lines.
282
            # When checker has failed, show timer until client expires
24.1.179 by Björn Påhlsson
New feature:
283
            expires = self.properties["Expires"]
284
            if expires == "":
285
                timer = datetime.timedelta(0)
286
            else:
237.7.120 by Teddy Hogeborn
* mandos-ctl: Break long lines.
287
                expires = (datetime.datetime.strptime
288
                           (expires, '%Y-%m-%dT%H:%M:%S.%f'))
237.7.129 by Teddy Hogeborn
* mandos (Client.enable, Client.disable, ClientDBus.approve): Call
289
                timer = max(expires - datetime.datetime.utcnow(),
290
                            datetime.timedelta())
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
291
            message = ('A checker has failed! Time until client'
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
292
                       ' gets disabled: {0}'
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
293
                       .format(str(timer).rsplit(".", 1)[0]))
237.7.129 by Teddy Hogeborn
* mandos (Client.enable, Client.disable, ClientDBus.approve): Call
294
            self.using_timer(True)
24.1.154 by Björn Påhlsson
merge
295
        else:
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
296
            message = "enabled"
237.7.129 by Teddy Hogeborn
* mandos (Client.enable, Client.disable, ClientDBus.approve): Call
297
            self.using_timer(False)
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
298
        self._text = "{0}{1}".format(base, message)
237.7.129 by Teddy Hogeborn
* mandos (Client.enable, Client.disable, ClientDBus.approve): Call
299
        
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
300
        if not urwid.supports_unicode():
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
301
            self._text = self._text.encode("ascii", "replace")
302
        textlist = [("normal", self._text)]
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
303
        self._text_widget.set_text(textlist)
304
        self._focus_text_widget.set_text([(with_standout[text[0]],
305
                                           text[1])
306
                                          if isinstance(text, tuple)
307
                                          else text
308
                                          for text in textlist])
309
        self._widget = self._text_widget
310
        self._focus_widget = urwid.AttrWrap(self._focus_text_widget,
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
311
                                            "standout")
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
312
        # Run update hook, if any
313
        if self.update_hook is not None:
314
            self.update_hook()
315
    
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
316
    def update_timer(self):
24.1.179 by Björn Påhlsson
New feature:
317
        """called by gobject. Will indefinitely loop until
318
        gobject.source_remove() on tag is called"""
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
319
        self.update()
320
        return True             # Keep calling this
321
    
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
322
    def delete(self, **kwargs):
237.2.180 by Teddy Hogeborn
* mandos (AvahiService.entry_group_state_changed): Better debug log
323
        if self._update_timer_callback_tag is not None:
324
            gobject.source_remove(self._update_timer_callback_tag)
325
            self._update_timer_callback_tag = None
237.7.36 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Save match tag for
326
        for match in self.match_objects:
327
            match.remove()
328
        self.match_objects = ()
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
329
        if self.delete_hook is not None:
330
            self.delete_hook(self)
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
331
        return super(MandosClientWidget, self).delete(**kwargs)
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
332
    
237.8.1 by teddy at bsnet
* mandos-monitor: Use only unicode string literals.
333
    def render(self, maxcolrow, focus=False):
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
334
        """Render differently if we have focus.
335
        This overrides the method from urwid.FlowWidget"""
237.8.1 by teddy at bsnet
* mandos-monitor: Use only unicode string literals.
336
        return self.current_widget(focus).render(maxcolrow,
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
337
                                                 focus=focus)
338
    
237.8.1 by teddy at bsnet
* mandos-monitor: Use only unicode string literals.
339
    def keypress(self, maxcolrow, key):
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
340
        """Handle keys.
341
        This overrides the method from urwid.FlowWidget"""
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
342
        if key == "+":
237.7.30 by Teddy Hogeborn
* mandos: Tolerate restarting Avahi servers. Also Changed to new
343
            self.proxy.Enable(dbus_interface = client_interface,
344
                              ignore_reply=True)
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
345
        elif key == "-":
237.7.30 by Teddy Hogeborn
* mandos: Tolerate restarting Avahi servers. Also Changed to new
346
            self.proxy.Disable(dbus_interface = client_interface,
347
                               ignore_reply=True)
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
348
        elif key == "a":
24.1.154 by Björn Påhlsson
merge
349
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
237.7.30 by Teddy Hogeborn
* mandos: Tolerate restarting Avahi servers. Also Changed to new
350
                               dbus_interface = client_interface,
351
                               ignore_reply=True)
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
352
        elif key == "d":
24.1.154 by Björn Påhlsson
merge
353
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
237.7.30 by Teddy Hogeborn
* mandos: Tolerate restarting Avahi servers. Also Changed to new
354
                                  dbus_interface = client_interface,
355
                               ignore_reply=True)
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
356
        elif key == "R" or key == "_" or key == "ctrl k":
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
357
            self.server_proxy_object.RemoveClient(self.proxy
237.7.30 by Teddy Hogeborn
* mandos: Tolerate restarting Avahi servers. Also Changed to new
358
                                                  .object_path,
359
                                                  ignore_reply=True)
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
360
        elif key == "s":
237.7.30 by Teddy Hogeborn
* mandos: Tolerate restarting Avahi servers. Also Changed to new
361
            self.proxy.StartChecker(dbus_interface = client_interface,
362
                                    ignore_reply=True)
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
363
        elif key == "S":
237.7.30 by Teddy Hogeborn
* mandos: Tolerate restarting Avahi servers. Also Changed to new
364
            self.proxy.StopChecker(dbus_interface = client_interface,
365
                                   ignore_reply=True)
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
366
        elif key == "C":
237.7.30 by Teddy Hogeborn
* mandos: Tolerate restarting Avahi servers. Also Changed to new
367
            self.proxy.CheckedOK(dbus_interface = client_interface,
368
                                 ignore_reply=True)
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
369
        # xxx
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
370
#         elif key == "p" or key == "=":
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
371
#             self.proxy.pause()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
372
#         elif key == "u" or key == ":":
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
373
#             self.proxy.unpause()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
374
#         elif key == "RET":
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
375
#             self.open()
376
        else:
377
            return key
378
    
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
379
    def property_changed(self, property=None, **kwargs):
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
380
        """Call self.update() if old value is not new value.
381
        This overrides the method from MandosClientPropertyCache"""
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
382
        property_name = str(property)
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
383
        old_value = self.properties.get(property_name)
384
        super(MandosClientWidget, self).property_changed(
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
385
            property=property, **kwargs)
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
386
        if self.properties.get(property_name) != old_value:
387
            self.update()
388
389
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
390
class ConstrainedListBox(urwid.ListBox):
391
    """Like a normal urwid.ListBox, but will consume all "up" or
392
    "down" key presses, thus not allowing any containing widgets to
393
    use them as an excuse to shift focus away from this widget.
394
    """
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
395
    def keypress(self, *args, **kwargs):
396
        ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
397
        if ret in ("up", "down"):
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
398
            return
399
        return ret
400
401
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
402
class UserInterface(object):
403
    """This is the entire user interface - the whole screen
404
    with boxes, lists of client widgets, etc.
405
    """
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
406
    def __init__(self, max_log_length=1000):
407
        DBusGMainLoop(set_as_default=True)
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
408
        
409
        self.screen = urwid.curses_display.Screen()
410
        
411
        self.screen.register_palette((
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
412
                ("normal",
413
                 "default", "default", None),
414
                ("bold",
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
415
                 "bold", "default", "bold"),
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
416
                ("underline-blink",
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
417
                 "underline,blink", "default", "underline,blink"),
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
418
                ("standout",
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
419
                 "standout", "default", "standout"),
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
420
                ("bold-underline-blink",
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
421
                 "bold,underline,blink", "default", "bold,underline,blink"),
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
422
                ("bold-standout",
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
423
                 "bold,standout", "default", "bold,standout"),
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
424
                ("underline-blink-standout",
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
425
                 "underline,blink,standout", "default",
426
                 "underline,blink,standout"),
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
427
                ("bold-underline-blink-standout",
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
428
                 "bold,underline,blink,standout", "default",
429
                 "bold,underline,blink,standout"),
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
430
                ))
431
        
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
432
        if urwid.supports_unicode():
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
433
            self.divider = "─" # \u2500
434
            #self.divider = "━" # \u2501
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
435
        else:
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
436
            #self.divider = "-" # \u002d
437
            self.divider = "_" # \u005f
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
438
        
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
439
        self.screen.start()
440
        
441
        self.size = self.screen.get_cols_rows()
442
        
443
        self.clients = urwid.SimpleListWalker([])
444
        self.clients_dict = {}
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
445
        
446
        # We will add Text widgets to this list
447
        self.log = []
448
        self.max_log_length = max_log_length
449
        
450
        # We keep a reference to the log widget so we can remove it
451
        # from the ListWalker without it getting destroyed
452
        self.logbox = ConstrainedListBox(self.log)
453
        
454
        # This keeps track of whether self.uilist currently has
455
        # self.logbox in it or not
456
        self.log_visible = True
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
457
        self.log_wrap = "any"
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
458
        
459
        self.rebuild()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
460
        self.log_message_raw(("bold",
461
                              "Mandos Monitor version " + version))
462
        self.log_message_raw(("bold",
463
                              "q: Quit  ?: Help"))
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
464
        
465
        self.busname = domain + '.Mandos'
466
        self.main_loop = gobject.MainLoop()
467
    
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
468
    def client_not_found(self, fingerprint, address):
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
469
        self.log_message("Client with address {0} and fingerprint"
470
                         " {1} could not be found"
471
                         .format(address, fingerprint))
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
472
    
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
473
    def rebuild(self):
474
        """This rebuilds the User Interface.
475
        Call this when the widget layout needs to change"""
476
        self.uilist = []
477
        #self.uilist.append(urwid.ListBox(self.clients))
237.2.185 by Teddy Hogeborn
Rename all D-Bus properties to conform to D-Bus naming conventions;
478
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
479
                                                          clients),
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
480
                                       #header=urwid.Divider(),
481
                                       header=None,
237.2.185 by Teddy Hogeborn
Rename all D-Bus properties to conform to D-Bus naming conventions;
482
                                       footer=
483
                                       urwid.Divider(div_char=
484
                                                     self.divider)))
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
485
        if self.log_visible:
486
            self.uilist.append(self.logbox)
487
        self.topwidget = urwid.Pile(self.uilist)
488
    
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
489
    def log_message(self, message):
237.7.160 by Björn Påhlsson
added note messages when mandos-monitor starts without running server,
490
        """Log message formatted with timestamp"""
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
491
        timestamp = datetime.datetime.now().isoformat()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
492
        self.log_message_raw(timestamp + ": " + message)
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
493
    
494
    def log_message_raw(self, markup):
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
495
        """Add a log message to the log buffer."""
496
        self.log.append(urwid.Text(markup, wrap=self.log_wrap))
497
        if (self.max_log_length
498
            and len(self.log) > self.max_log_length):
499
            del self.log[0:len(self.log)-self.max_log_length-1]
237.2.171 by Teddy Hogeborn
* debian/rules: Only set BROKEN_PIE if binutils is a specific range of
500
        self.logbox.set_focus(len(self.logbox.body.contents),
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
501
                              coming_from="above")
237.2.172 by Teddy Hogeborn
* mandos (MandosServer.handle_ipc): Better log message.
502
        self.refresh()
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
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()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
508
        #self.log_message("Log visibility changed to: "
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
509
        #                 + str(self.log_visible))
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
510
    
511
    def change_log_display(self):
512
        """Change type of log display.
513
        Currently, this toggles wrapping of text lines."""
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
514
        if self.log_wrap == "clip":
515
            self.log_wrap = "any"
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
516
        else:
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
517
            self.log_wrap = "clip"
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
518
        for textwidget in self.log:
519
            textwidget.set_wrap_mode(self.log_wrap)
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
520
        #self.log_message("Wrap mode: " + self.log_wrap)
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
521
    
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
522
    def find_and_remove_client(self, path, name):
237.7.36 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Save match tag for
523
        """Find a client by its object path and remove it.
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
524
        
525
        This is connected to the ClientRemoved signal from the
526
        Mandos server object."""
527
        try:
528
            client = self.clients_dict[path]
529
        except KeyError:
530
            # not found?
237.7.115 by Teddy Hogeborn
* mandos-monitor: Use new string format method.
531
            self.log_message("Unknown client {0!r} ({1!r}) removed"
532
                             .format(name, path))
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
533
            return
237.7.36 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Save match tag for
534
        client.delete()
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
535
    
237.2.174 by Teddy Hogeborn
More consistent terminology: Clients are no longer "invalid" - they
536
    def add_new_client(self, path):
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
537
        client_proxy_object = self.bus.get_object(self.busname, path)
538
        self.add_client(MandosClientWidget(server_proxy_object
539
                                           =self.mandos_serv,
540
                                           proxy_object
541
                                           =client_proxy_object,
542
                                           update_hook
543
                                           =self.refresh,
544
                                           delete_hook
237.2.174 by Teddy Hogeborn
More consistent terminology: Clients are no longer "invalid" - they
545
                                           =self.remove_client,
546
                                           logger
547
                                           =self.log_message),
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
548
                        path=path)
549
    
550
    def add_client(self, client, path=None):
551
        self.clients.append(client)
552
        if path is None:
553
            path = client.proxy.object_path
554
        self.clients_dict[path] = client
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
555
        self.clients.sort(key=lambda c: c.properties["Name"])
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
556
        self.refresh()
557
    
558
    def remove_client(self, client, path=None):
559
        self.clients.remove(client)
560
        if path is None:
561
            path = client.proxy.object_path
562
        del self.clients_dict[path]
563
        self.refresh()
564
    
565
    def refresh(self):
566
        """Redraw the screen"""
567
        canvas = self.topwidget.render(self.size, focus=True)
568
        self.screen.draw_screen(self.size, canvas)
569
    
570
    def run(self):
571
        """Start the main loop and exit when it's done."""
237.7.85 by Björn Påhlsson
nicer stacktrace when mandos-monitor fail during startup
572
        self.bus = dbus.SystemBus()
573
        mandos_dbus_objc = self.bus.get_object(
574
            self.busname, "/", follow_name_owner_changes=True)
575
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
576
                                          dbus_interface
577
                                          = server_interface)
578
        try:
579
            mandos_clients = (self.mandos_serv
580
                              .GetAllClientsWithProperties())
237.7.160 by Björn Påhlsson
added note messages when mandos-monitor starts without running server,
581
            if not mandos_clients:
582
                self.log_message_raw(("bold", "Note: Server has no clients."))
237.7.85 by Björn Påhlsson
nicer stacktrace when mandos-monitor fail during startup
583
        except dbus.exceptions.DBusException:
237.7.164 by Teddy Hogeborn
* mandos-ctl (string_to_delta): Try to parse RFC 3339 duration before
584
            self.log_message_raw(("bold", "Note: No Mandos server running."))
237.7.85 by Björn Påhlsson
nicer stacktrace when mandos-monitor fail during startup
585
            mandos_clients = dbus.Dictionary()
586
        
587
        (self.mandos_serv
588
         .connect_to_signal("ClientRemoved",
589
                            self.find_and_remove_client,
590
                            dbus_interface=server_interface,
591
                            byte_arrays=True))
592
        (self.mandos_serv
593
         .connect_to_signal("ClientAdded",
594
                            self.add_new_client,
595
                            dbus_interface=server_interface,
596
                            byte_arrays=True))
597
        (self.mandos_serv
598
         .connect_to_signal("ClientNotFound",
599
                            self.client_not_found,
600
                            dbus_interface=server_interface,
601
                            byte_arrays=True))
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
602
        for path, client in mandos_clients.items():
237.7.85 by Björn Påhlsson
nicer stacktrace when mandos-monitor fail during startup
603
            client_proxy_object = self.bus.get_object(self.busname,
604
                                                      path)
605
            self.add_client(MandosClientWidget(server_proxy_object
606
                                               =self.mandos_serv,
607
                                               proxy_object
608
                                               =client_proxy_object,
609
                                               properties=client,
610
                                               update_hook
611
                                               =self.refresh,
612
                                               delete_hook
613
                                               =self.remove_client,
614
                                               logger
615
                                               =self.log_message),
616
                            path=path)
237.7.128 by Teddy Hogeborn
* mandos-monitor: Speedup: Use properties from D-Bus
617
        
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
618
        self.refresh()
619
        self._input_callback_tag = (gobject.io_add_watch
620
                                    (sys.stdin.fileno(),
621
                                     gobject.IO_IN,
622
                                     self.process_input))
623
        self.main_loop.run()
624
        # Main loop has finished, we should close everything now
625
        gobject.source_remove(self._input_callback_tag)
626
        self.screen.stop()
627
    
628
    def stop(self):
629
        self.main_loop.quit()
630
    
631
    def process_input(self, source, condition):
632
        keys = self.screen.get_input()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
633
        translations = { "ctrl n": "down",      # Emacs
634
                         "ctrl p": "up",        # Emacs
635
                         "ctrl v": "page down", # Emacs
636
                         "meta v": "page up",   # Emacs
637
                         " ": "page down",      # less
638
                         "f": "page down",      # less
639
                         "b": "page up",        # less
640
                         "j": "down",           # vi
641
                         "k": "up",             # vi
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
642
                         }
643
        for key in keys:
644
            try:
645
                key = translations[key]
646
            except KeyError:    # :-)
647
                pass
648
            
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
649
            if key == "q" or key == "Q":
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
650
                self.stop()
651
                break
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
652
            elif key == "window resize":
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
653
                self.size = self.screen.get_cols_rows()
654
                self.refresh()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
655
            elif key == "\f":  # Ctrl-L
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
656
                self.refresh()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
657
            elif key == "l" or key == "D":
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
658
                self.toggle_log_display()
659
                self.refresh()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
660
            elif key == "w" or key == "i":
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
661
                self.change_log_display()
662
                self.refresh()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
663
            elif key == "?" or key == "f1" or key == "esc":
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
664
                if not self.log_visible:
665
                    self.log_visible = True
666
                    self.rebuild()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
667
                self.log_message_raw(("bold",
668
                                      "  ".
669
                                      join(("q: Quit",
670
                                            "?: Help",
671
                                            "l: Log window toggle",
672
                                            "TAB: Switch window",
673
                                            "w: Wrap (log)"))))
674
                self.log_message_raw(("bold",
675
                                      "  "
676
                                      .join(("Clients:",
677
                                             "+: Enable",
678
                                             "-: Disable",
679
                                             "R: Remove",
680
                                             "s: Start new checker",
681
                                             "S: Stop checker",
682
                                             "C: Checker OK",
683
                                             "a: Approve",
684
                                             "d: Deny"))))
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
685
                self.refresh()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
686
            elif key == "tab":
237.2.168 by Teddy Hogeborn
* mandos-monitor (MandosClientPropertyCache): Remove conversion of
687
                if self.topwidget.get_focus() is self.logbox:
688
                    self.topwidget.set_focus(0)
689
                else:
690
                    self.topwidget.set_focus(self.logbox)
691
                self.refresh()
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
692
            #elif (key == "end" or key == "meta >" or key == "G"
693
            #      or key == ">"):
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
694
            #    pass            # xxx end-of-buffer
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
695
            #elif (key == "home" or key == "meta <" or key == "g"
696
            #      or key == "<"):
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
697
            #    pass            # xxx beginning-of-buffer
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
698
            #elif key == "ctrl e" or key == "$":
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
699
            #    pass            # xxx move-end-of-line
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
700
            #elif key == "ctrl a" or key == "^":
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
701
            #    pass            # xxx move-beginning-of-line
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
702
            #elif key == "ctrl b" or key == "meta (" or key == "h":
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
703
            #    pass            # xxx left
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
704
            #elif key == "ctrl f" or key == "meta )" or key == "l":
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
705
            #    pass            # xxx right
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
706
            #elif key == "a":
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
707
            #    pass            # scroll up log
237.8.2 by teddy at bsnet
* mandos-monitor: Use unicode string literals. Update __future__
708
            #elif key == "z":
237.2.170 by Teddy Hogeborn
* mandos-monitor (MandosClientWidget): Change "StopChecker" key to "S"
709
            #    pass            # scroll down log
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
710
            elif self.topwidget.selectable():
711
                self.topwidget.keypress(self.size, key)
712
                self.refresh()
713
        return True
714
715
ui = UserInterface()
716
try:
717
    ui.run()
24.1.159 by Björn Påhlsson
added approval to mandos-ctl
718
except KeyboardInterrupt:
719
    ui.screen.stop()
237.7.165 by Teddy Hogeborn
* mandos: Bug fix: Don't print output from checkers when running in
720
except Exception as e:
721
    ui.log_message(str(e))
237.2.167 by Teddy Hogeborn
* mandos-monitor: New prototype version of interactive server
722
    ui.screen.stop()
723
    raise