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  • Committer: Teddy Hogeborn
  • Date: 2009-11-09 07:35:16 UTC
  • Revision ID: teddy@fukt.bsnet.se-20091109073516-v1vem352uz0vuwrd
* dbus-mandos.conf: New; to be copied to
                    "/etc/dbus-1/system.d/mandos.conf".

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mandos.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!ENTITY VERSION "1.0">
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<!ENTITY COMMANDNAME "mandos">
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<!ENTITY TIMESTAMP "2008-08-29">
 
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<!ENTITY TIMESTAMP "2009-09-17">
 
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<!ENTITY % common SYSTEM "common.ent">
 
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%common;
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]>
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<refentry xmlns:xi="http://www.w3.org/2001/XInclude">
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  <refentryinfo>
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    <title>&COMMANDNAME;</title>
 
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   <refentryinfo>
 
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    <title>Mandos Manual</title>
12
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    <!-- NWalsh’s docbook scripts use this to generate the footer: -->
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    <productname>&COMMANDNAME;</productname>
14
 
    <productnumber>&VERSION;</productnumber>
 
14
    <productname>Mandos</productname>
 
15
    <productnumber>&version;</productnumber>
15
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    <date>&TIMESTAMP;</date>
16
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    <authorgroup>
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      <author>
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    </authorgroup>
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    <copyright>
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      <year>2008</year>
 
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      <year>2009</year>
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      <holder>Teddy Hogeborn</holder>
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      <holder>Björn Påhlsson</holder>
36
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    </copyright>
37
 
    <legalnotice>
38
 
      <para>
39
 
        This manual page is free software: you can redistribute it
40
 
        and/or modify it under the terms of the GNU General Public
41
 
        License as published by the Free Software Foundation,
42
 
        either version 3 of the License, or (at your option) any
43
 
        later version.
44
 
      </para>
45
 
 
46
 
      <para>
47
 
        This manual page is distributed in the hope that it will
48
 
        be useful, but WITHOUT ANY WARRANTY; without even the
49
 
        implied warranty of MERCHANTABILITY or FITNESS FOR A
50
 
        PARTICULAR PURPOSE.  See the GNU General Public License
51
 
        for more details.
52
 
      </para>
53
 
 
54
 
      <para>
55
 
        You should have received a copy of the GNU General Public
56
 
        License along with this program; If not, see
57
 
        <ulink url="http://www.gnu.org/licenses/"/>.
58
 
      </para>
59
 
    </legalnotice>
 
39
    <xi:include href="legalnotice.xml"/>
60
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  </refentryinfo>
61
 
 
 
41
  
62
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  <refmeta>
63
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    <refentrytitle>&COMMANDNAME;</refentrytitle>
64
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    <manvolnum>8</manvolnum>
67
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  <refnamediv>
68
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    <refname><command>&COMMANDNAME;</command></refname>
69
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    <refpurpose>
70
 
      Sends encrypted passwords to authenticated Mandos clients
 
50
      Gives encrypted passwords to authenticated Mandos clients
71
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    </refpurpose>
72
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  </refnamediv>
73
 
 
 
53
  
74
54
  <refsynopsisdiv>
75
55
    <cmdsynopsis>
76
56
      <command>&COMMANDNAME;</command>
77
 
      <arg>--interface<arg choice="plain">NAME</arg></arg>
78
 
      <arg>--address<arg choice="plain">ADDRESS</arg></arg>
79
 
      <arg>--port<arg choice="plain">PORT</arg></arg>
80
 
      <arg>--priority<arg choice="plain">PRIORITY</arg></arg>
81
 
      <arg>--servicename<arg choice="plain">NAME</arg></arg>
82
 
      <arg>--configdir<arg choice="plain">DIRECTORY</arg></arg>
83
 
      <arg>--debug</arg>
84
 
    </cmdsynopsis>
85
 
    <cmdsynopsis>
86
 
      <command>&COMMANDNAME;</command>
87
 
      <arg>-i<arg choice="plain">NAME</arg></arg>
88
 
      <arg>-a<arg choice="plain">ADDRESS</arg></arg>
89
 
      <arg>-p<arg choice="plain">PORT</arg></arg>
90
 
      <arg>--priority<arg choice="plain">PRIORITY</arg></arg>
91
 
      <arg>--servicename<arg choice="plain">NAME</arg></arg>
92
 
      <arg>--configdir<arg choice="plain">DIRECTORY</arg></arg>
93
 
      <arg>--debug</arg>
 
57
      <group>
 
58
        <arg choice="plain"><option>--interface
 
59
        <replaceable>NAME</replaceable></option></arg>
 
60
        <arg choice="plain"><option>-i
 
61
        <replaceable>NAME</replaceable></option></arg>
 
62
      </group>
 
63
      <sbr/>
 
64
      <group>
 
65
        <arg choice="plain"><option>--address
 
66
        <replaceable>ADDRESS</replaceable></option></arg>
 
67
        <arg choice="plain"><option>-a
 
68
        <replaceable>ADDRESS</replaceable></option></arg>
 
69
      </group>
 
70
      <sbr/>
 
71
      <group>
 
72
        <arg choice="plain"><option>--port
 
73
        <replaceable>PORT</replaceable></option></arg>
 
74
        <arg choice="plain"><option>-p
 
75
        <replaceable>PORT</replaceable></option></arg>
 
76
      </group>
 
77
      <sbr/>
 
78
      <arg><option>--priority
 
79
      <replaceable>PRIORITY</replaceable></option></arg>
 
80
      <sbr/>
 
81
      <arg><option>--servicename
 
82
      <replaceable>NAME</replaceable></option></arg>
 
83
      <sbr/>
 
84
      <arg><option>--configdir
 
85
      <replaceable>DIRECTORY</replaceable></option></arg>
 
86
      <sbr/>
 
87
      <arg><option>--debug</option></arg>
 
88
      <sbr/>
 
89
      <arg><option>--no-dbus</option></arg>
 
90
      <sbr/>
 
91
      <arg><option>--no-ipv6</option></arg>
94
92
    </cmdsynopsis>
95
93
    <cmdsynopsis>
96
94
      <command>&COMMANDNAME;</command>
97
95
      <group choice="req">
98
 
        <arg choice="plain">-h</arg>
99
 
        <arg choice="plain">--help</arg>
 
96
        <arg choice="plain"><option>--help</option></arg>
 
97
        <arg choice="plain"><option>-h</option></arg>
100
98
      </group>
101
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    </cmdsynopsis>
102
100
    <cmdsynopsis>
103
101
      <command>&COMMANDNAME;</command>
104
 
      <arg choice="plain">--version</arg>
 
102
      <arg choice="plain"><option>--version</option></arg>
105
103
    </cmdsynopsis>
106
104
    <cmdsynopsis>
107
105
      <command>&COMMANDNAME;</command>
108
 
      <arg choice="plain">--check</arg>
 
106
      <arg choice="plain"><option>--check</option></arg>
109
107
    </cmdsynopsis>
110
108
  </refsynopsisdiv>
111
 
 
 
109
  
112
110
  <refsect1 id="description">
113
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    <title>DESCRIPTION</title>
114
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    <para>
123
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      Any authenticated client is then given the stored pre-encrypted
124
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      password for that specific client.
125
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    </para>
126
 
 
127
124
  </refsect1>
128
125
  
129
126
  <refsect1 id="purpose">
130
127
    <title>PURPOSE</title>
131
 
 
132
128
    <para>
133
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      The purpose of this is to enable <emphasis>remote and unattended
134
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      rebooting</emphasis> of client host computer with an
135
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      <emphasis>encrypted root file system</emphasis>.  See <xref
136
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      linkend="overview"/> for details.
137
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    </para>
138
 
 
139
134
  </refsect1>
140
135
  
141
136
  <refsect1 id="options">
142
137
    <title>OPTIONS</title>
143
 
 
144
138
    <variablelist>
145
139
      <varlistentry>
146
 
        <term><literal>-h</literal>, <literal>--help</literal></term>
 
140
        <term><option>--help</option></term>
 
141
        <term><option>-h</option></term>
147
142
        <listitem>
148
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          <para>
149
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            Show a help message and exit
150
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          </para>
151
146
        </listitem>
152
147
      </varlistentry>
153
 
 
 
148
      
154
149
      <varlistentry>
155
 
        <term><literal>-i</literal>, <literal>--interface <replaceable
156
 
        >NAME</replaceable></literal></term>
 
150
        <term><option>--interface</option>
 
151
        <replaceable>NAME</replaceable></term>
 
152
        <term><option>-i</option>
 
153
        <replaceable>NAME</replaceable></term>
157
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        <listitem>
158
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          <xi:include href="mandos-options.xml" xpointer="interface"/>
159
156
        </listitem>
160
157
      </varlistentry>
161
 
 
 
158
      
162
159
      <varlistentry>
163
 
        <term><literal>-a</literal>, <literal>--address <replaceable>
164
 
        ADDRESS</replaceable></literal></term>
 
160
        <term><option>--address
 
161
        <replaceable>ADDRESS</replaceable></option></term>
 
162
        <term><option>-a
 
163
        <replaceable>ADDRESS</replaceable></option></term>
165
164
        <listitem>
166
165
          <xi:include href="mandos-options.xml" xpointer="address"/>
167
166
        </listitem>
168
167
      </varlistentry>
169
 
 
 
168
      
170
169
      <varlistentry>
171
 
        <term><literal>-p</literal>, <literal>--port <replaceable>
172
 
        PORT</replaceable></literal></term>
 
170
        <term><option>--port
 
171
        <replaceable>PORT</replaceable></option></term>
 
172
        <term><option>-p
 
173
        <replaceable>PORT</replaceable></option></term>
173
174
        <listitem>
174
175
          <xi:include href="mandos-options.xml" xpointer="port"/>
175
176
        </listitem>
176
177
      </varlistentry>
177
 
 
 
178
      
178
179
      <varlistentry>
179
 
        <term><literal>--check</literal></term>
 
180
        <term><option>--check</option></term>
180
181
        <listitem>
181
182
          <para>
182
183
            Run the server’s self-tests.  This includes any unit
184
185
          </para>
185
186
        </listitem>
186
187
      </varlistentry>
187
 
 
 
188
      
188
189
      <varlistentry>
189
 
        <term><literal>--debug</literal></term>
 
190
        <term><option>--debug</option></term>
190
191
        <listitem>
191
192
          <xi:include href="mandos-options.xml" xpointer="debug"/>
192
193
        </listitem>
193
194
      </varlistentry>
194
 
 
 
195
      
195
196
      <varlistentry>
196
 
        <term><literal>--priority <replaceable>
197
 
        PRIORITY</replaceable></literal></term>
 
197
        <term><option>--priority <replaceable>
 
198
        PRIORITY</replaceable></option></term>
198
199
        <listitem>
199
200
          <xi:include href="mandos-options.xml" xpointer="priority"/>
200
201
        </listitem>
201
202
      </varlistentry>
202
 
 
 
203
      
203
204
      <varlistentry>
204
 
        <term><literal>--servicename <replaceable>NAME</replaceable>
205
 
        </literal></term>
 
205
        <term><option>--servicename
 
206
        <replaceable>NAME</replaceable></option></term>
206
207
        <listitem>
207
208
          <xi:include href="mandos-options.xml"
208
209
                      xpointer="servicename"/>
209
210
        </listitem>
210
211
      </varlistentry>
211
 
 
 
212
      
212
213
      <varlistentry>
213
 
        <term><literal>--configdir <replaceable>DIR</replaceable>
214
 
        </literal></term>
 
214
        <term><option>--configdir
 
215
        <replaceable>DIRECTORY</replaceable></option></term>
215
216
        <listitem>
216
217
          <para>
217
218
            Directory to search for configuration files.  Default is
223
224
          </para>
224
225
        </listitem>
225
226
      </varlistentry>
226
 
 
 
227
      
227
228
      <varlistentry>
228
 
        <term><literal>--version</literal></term>
 
229
        <term><option>--version</option></term>
229
230
        <listitem>
230
231
          <para>
231
232
            Prints the program version and exit.
232
233
          </para>
233
234
        </listitem>
234
235
      </varlistentry>
 
236
      
 
237
      <varlistentry>
 
238
        <term><option>--no-dbus</option></term>
 
239
        <listitem>
 
240
          <xi:include href="mandos-options.xml" xpointer="dbus"/>
 
241
          <para>
 
242
            See also <xref linkend="dbus_interface"/>.
 
243
          </para>
 
244
        </listitem>
 
245
      </varlistentry>
 
246
      
 
247
      <varlistentry>
 
248
        <term><option>--no-ipv6</option></term>
 
249
        <listitem>
 
250
          <xi:include href="mandos-options.xml" xpointer="ipv6"/>
 
251
        </listitem>
 
252
      </varlistentry>
235
253
    </variablelist>
236
254
  </refsect1>
237
 
 
 
255
  
238
256
  <refsect1 id="overview">
239
257
    <title>OVERVIEW</title>
240
258
    <xi:include href="overview.xml"/>
241
259
    <para>
242
260
      This program is the server part.  It is a normal server program
243
261
      and will run in a normal system environment, not in an initial
244
 
      RAM disk environment.
 
262
      <acronym>RAM</acronym> disk environment.
245
263
    </para>
246
264
  </refsect1>
247
 
 
 
265
  
248
266
  <refsect1 id="protocol">
249
267
    <title>NETWORK PROTOCOL</title>
250
268
    <para>
302
320
      </row>
303
321
    </tbody></tgroup></table>
304
322
  </refsect1>
305
 
 
 
323
  
306
324
  <refsect1 id="checking">
307
325
    <title>CHECKING</title>
308
326
    <para>
309
327
      The server will, by default, continually check that the clients
310
328
      are still up.  If a client has not been confirmed as being up
311
329
      for some time, the client is assumed to be compromised and is no
312
 
      longer eligible to receive the encrypted password.  The timeout,
 
330
      longer eligible to receive the encrypted password.  (Manual
 
331
      intervention is required to re-enable a client.)  The timeout,
313
332
      checker program, and interval between checks can be configured
314
333
      both globally and per client; see <citerefentry>
315
334
      <refentrytitle>mandos-clients.conf</refentrytitle>
316
 
      <manvolnum>5</manvolnum></citerefentry>.
 
335
      <manvolnum>5</manvolnum></citerefentry>.  A client successfully
 
336
      receiving its password will also be treated as a successful
 
337
      checker run.
317
338
    </para>
318
339
  </refsect1>
319
 
 
 
340
  
320
341
  <refsect1 id="logging">
321
342
    <title>LOGGING</title>
322
343
    <para>
326
347
      and also show them on the console.
327
348
    </para>
328
349
  </refsect1>
329
 
 
 
350
  
 
351
  <refsect1 id="dbus_interface">
 
352
    <title>D-BUS INTERFACE</title>
 
353
    <para>
 
354
      The server will by default provide a D-Bus system bus interface.
 
355
      This interface will only be accessible by the root user or a
 
356
      Mandos-specific user, if such a user exists.
 
357
      <!-- XXX -->
 
358
    </para>
 
359
  </refsect1>
 
360
  
330
361
  <refsect1 id="exit_status">
331
362
    <title>EXIT STATUS</title>
332
363
    <para>
334
365
      critical error is encountered.
335
366
    </para>
336
367
  </refsect1>
337
 
 
 
368
  
338
369
  <refsect1 id="environment">
339
370
    <title>ENVIRONMENT</title>
340
371
    <variablelist>
341
372
      <varlistentry>
342
 
        <term><varname>PATH</varname></term>
 
373
        <term><envar>PATH</envar></term>
343
374
        <listitem>
344
375
          <para>
345
376
            To start the configured checker (see <xref
354
385
      </varlistentry>
355
386
    </variablelist>
356
387
  </refsect1>
357
 
 
358
 
  <refsect1 id="file">
 
388
  
 
389
  <refsect1 id="files">
359
390
    <title>FILES</title>
360
391
    <para>
361
392
      Use the <option>--configdir</option> option to change where
384
415
        </listitem>
385
416
      </varlistentry>
386
417
      <varlistentry>
387
 
        <term><filename>/var/run/mandos/mandos.pid</filename></term>
 
418
        <term><filename>/var/run/mandos.pid</filename></term>
388
419
        <listitem>
389
420
          <para>
390
421
            The file containing the process id of
425
456
      Currently, if a client is declared <quote>invalid</quote> due to
426
457
      having timed out, the server does not record this fact onto
427
458
      permanent storage.  This has some security implications, see
428
 
      <xref linkend="CLIENTS"/>.
 
459
      <xref linkend="clients"/>.
429
460
    </para>
430
461
    <para>
431
462
      There is currently no way of querying the server of the current
439
470
      Debug mode is conflated with running in the foreground.
440
471
    </para>
441
472
    <para>
442
 
      The console log messages does not show a timestamp.
 
473
      The console log messages do not show a time stamp.
 
474
    </para>
 
475
    <para>
 
476
      This server does not check the expire time of clients’ OpenPGP
 
477
      keys.
443
478
    </para>
444
479
  </refsect1>
445
480
  
480
515
      </para>
481
516
    </informalexample>
482
517
  </refsect1>
483
 
 
 
518
  
484
519
  <refsect1 id="security">
485
520
    <title>SECURITY</title>
486
 
    <refsect2 id="SERVER">
 
521
    <refsect2 id="server">
487
522
      <title>SERVER</title>
488
523
      <para>
489
524
        Running this <command>&COMMANDNAME;</command> server program
490
525
        should not in itself present any security risk to the host
491
 
        computer running it.  The program does not need any special
492
 
        privileges to run, and is designed to run as a non-root user.
 
526
        computer running it.  The program switches to a non-root user
 
527
        soon after startup.
493
528
      </para>
494
529
    </refsect2>
495
 
    <refsect2 id="CLIENTS">
 
530
    <refsect2 id="clients">
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531
      <title>CLIENTS</title>
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532
      <para>
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        The server only gives out its stored data to clients which
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540
        <citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
506
541
        <manvolnum>5</manvolnum></citerefentry>)
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        <emphasis>must</emphasis> be made non-readable by anyone
508
 
        except the user running the server.
 
543
        except the user starting the server (usually root).
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544
      </para>
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      <para>
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        As detailed in <xref linkend="checking"/>, the status of all
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        restarting servers if it is suspected that a client has, in
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        fact, been compromised by parties who may now be running a
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        fake Mandos client with the keys from the non-encrypted
525
 
        initial RAM image of the client host.  What should be done in
526
 
        that case (if restarting the server program really is
527
 
        necessary) is to stop the server program, edit the
 
560
        initial <acronym>RAM</acronym> image of the client host.  What
 
561
        should be done in that case (if restarting the server program
 
562
        really is necessary) is to stop the server program, edit the
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        configuration file to omit any suspect clients, and restart
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        the server program.
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565
      </para>
531
566
      <para>
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        For more details on client-side security, see
533
 
        <citerefentry><refentrytitle>password-request</refentrytitle>
 
568
        <citerefentry><refentrytitle>mandos-client</refentrytitle>
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569
        <manvolnum>8mandos</manvolnum></citerefentry>.
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      </para>
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    </refsect2>
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  </refsect1>
538
 
 
 
573
  
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574
  <refsect1 id="see_also">
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    <title>SEE ALSO</title>
541
576
    <para>
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577
      <citerefentry>
 
578
        <refentrytitle>mandos-clients.conf</refentrytitle>
 
579
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
543
580
        <refentrytitle>mandos.conf</refentrytitle>
544
581
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
545
 
        <refentrytitle>mandos-clients.conf</refentrytitle>
546
 
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
547
 
        <refentrytitle>password-request</refentrytitle>
 
582
        <refentrytitle>mandos-client</refentrytitle>
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583
        <manvolnum>8mandos</manvolnum></citerefentry>, <citerefentry>
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584
        <refentrytitle>sh</refentrytitle><manvolnum>1</manvolnum>
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      </citerefentry>