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  • Committer: Teddy Hogeborn
  • Date: 2009-05-17 00:50:09 UTC
  • Revision ID: teddy@fukt.bsnet.se-20090517005009-c0iptxampo6nf177
* initramfs-tools-hook-conf: Security bug fix: Add code to handle
                             being called by "mkinitramfs-kpkg"
                             instead of "update-initramfs".

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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 "2008-08-30">
 
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<!ENTITY TIMESTAMP "2009-02-24">
 
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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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   <refentryinfo>
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    <title>Mandos Manual</title>
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    <!-- NWalsh’s docbook scripts use this to generate the footer: -->
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    <productname>Mandos</productname>
14
 
    <productnumber>&VERSION;</productnumber>
 
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    <productnumber>&version;</productnumber>
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    <date>&TIMESTAMP;</date>
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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>
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    </copyright>
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    <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
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        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
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        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>
70
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      Gives encrypted passwords to authenticated Mandos clients
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    </refpurpose>
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  </refnamediv>
73
 
 
 
53
  
74
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  <refsynopsisdiv>
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    <cmdsynopsis>
76
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      <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>
 
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      <group>
 
58
        <arg choice="plain"><option>--interface
 
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        <replaceable>NAME</replaceable></option></arg>
 
60
        <arg choice="plain"><option>-i
 
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        <replaceable>NAME</replaceable></option></arg>
 
62
      </group>
 
63
      <sbr/>
 
64
      <group>
 
65
        <arg choice="plain"><option>--address
 
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        <replaceable>ADDRESS</replaceable></option></arg>
 
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        <arg choice="plain"><option>-a
 
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        <replaceable>ADDRESS</replaceable></option></arg>
 
69
      </group>
 
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      <sbr/>
 
71
      <group>
 
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        <arg choice="plain"><option>--port
 
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        <replaceable>PORT</replaceable></option></arg>
 
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        <arg choice="plain"><option>-p
 
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        <replaceable>PORT</replaceable></option></arg>
 
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      </group>
 
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      <sbr/>
 
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      <arg><option>--priority
 
79
      <replaceable>PRIORITY</replaceable></option></arg>
 
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      <sbr/>
 
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      <arg><option>--servicename
 
82
      <replaceable>NAME</replaceable></option></arg>
 
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      <sbr/>
 
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      <arg><option>--configdir
 
85
      <replaceable>DIRECTORY</replaceable></option></arg>
 
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      <sbr/>
 
87
      <arg><option>--debug</option></arg>
 
88
      <sbr/>
 
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      <arg><option>--no-ipv6</option></arg>
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    </cmdsynopsis>
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    <cmdsynopsis>
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      <command>&COMMANDNAME;</command>
97
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      <group choice="req">
98
 
        <arg choice="plain">-h</arg>
99
 
        <arg choice="plain">--help</arg>
 
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        <arg choice="plain"><option>--help</option></arg>
 
95
        <arg choice="plain"><option>-h</option></arg>
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      </group>
101
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    </cmdsynopsis>
102
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    <cmdsynopsis>
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      <command>&COMMANDNAME;</command>
104
 
      <arg choice="plain">--version</arg>
 
100
      <arg choice="plain"><option>--version</option></arg>
105
101
    </cmdsynopsis>
106
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    <cmdsynopsis>
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      <command>&COMMANDNAME;</command>
108
 
      <arg choice="plain">--check</arg>
 
104
      <arg choice="plain"><option>--check</option></arg>
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105
    </cmdsynopsis>
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106
  </refsynopsisdiv>
111
 
 
 
107
  
112
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  <refsect1 id="description">
113
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    <title>DESCRIPTION</title>
114
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    <para>
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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
122
  </refsect1>
128
123
  
129
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  <refsect1 id="purpose">
130
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    <title>PURPOSE</title>
131
 
 
132
126
    <para>
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      The purpose of this is to enable <emphasis>remote and unattended
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      rebooting</emphasis> of client host computer with an
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      <emphasis>encrypted root file system</emphasis>.  See <xref
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      linkend="overview"/> for details.
137
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    </para>
138
 
 
139
132
  </refsect1>
140
133
  
141
134
  <refsect1 id="options">
142
135
    <title>OPTIONS</title>
143
 
 
144
136
    <variablelist>
145
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      <varlistentry>
 
138
        <term><option>--help</option></term>
146
139
        <term><option>-h</option></term>
147
 
        <term><option>--help</option></term>
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        <listitem>
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          <para>
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            Show a help message and exit
151
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          </para>
152
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        </listitem>
153
145
      </varlistentry>
154
 
 
 
146
      
155
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      <varlistentry>
 
148
        <term><option>--interface</option>
 
149
        <replaceable>NAME</replaceable></term>
156
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        <term><option>-i</option>
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        <replaceable>NAME</replaceable></term>
158
 
        <term><option>--interface</option>
159
 
        <replaceable>NAME</replaceable></term>
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        <listitem>
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          <xi:include href="mandos-options.xml" xpointer="interface"/>
162
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        </listitem>
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      </varlistentry>
164
 
 
 
156
      
165
157
      <varlistentry>
166
 
        <term><literal>-a</literal>, <literal>--address <replaceable>
167
 
        ADDRESS</replaceable></literal></term>
 
158
        <term><option>--address
 
159
        <replaceable>ADDRESS</replaceable></option></term>
 
160
        <term><option>-a
 
161
        <replaceable>ADDRESS</replaceable></option></term>
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        <listitem>
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          <xi:include href="mandos-options.xml" xpointer="address"/>
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        </listitem>
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      </varlistentry>
172
 
 
 
166
      
173
167
      <varlistentry>
174
 
        <term><literal>-p</literal>, <literal>--port <replaceable>
175
 
        PORT</replaceable></literal></term>
 
168
        <term><option>--port
 
169
        <replaceable>PORT</replaceable></option></term>
 
170
        <term><option>-p
 
171
        <replaceable>PORT</replaceable></option></term>
176
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        <listitem>
177
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          <xi:include href="mandos-options.xml" xpointer="port"/>
178
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        </listitem>
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      </varlistentry>
180
 
 
 
176
      
181
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      <varlistentry>
182
 
        <term><literal>--check</literal></term>
 
178
        <term><option>--check</option></term>
183
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        <listitem>
184
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          <para>
185
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            Run the server’s self-tests.  This includes any unit
187
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          </para>
188
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        </listitem>
189
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      </varlistentry>
190
 
 
 
186
      
191
187
      <varlistentry>
192
 
        <term><literal>--debug</literal></term>
 
188
        <term><option>--debug</option></term>
193
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        <listitem>
194
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          <xi:include href="mandos-options.xml" xpointer="debug"/>
195
191
        </listitem>
196
192
      </varlistentry>
197
 
 
 
193
      
198
194
      <varlistentry>
199
 
        <term><literal>--priority <replaceable>
200
 
        PRIORITY</replaceable></literal></term>
 
195
        <term><option>--priority <replaceable>
 
196
        PRIORITY</replaceable></option></term>
201
197
        <listitem>
202
198
          <xi:include href="mandos-options.xml" xpointer="priority"/>
203
199
        </listitem>
204
200
      </varlistentry>
205
 
 
 
201
      
206
202
      <varlistentry>
207
 
        <term><literal>--servicename <replaceable>NAME</replaceable>
208
 
        </literal></term>
 
203
        <term><option>--servicename
 
204
        <replaceable>NAME</replaceable></option></term>
209
205
        <listitem>
210
206
          <xi:include href="mandos-options.xml"
211
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                      xpointer="servicename"/>
212
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        </listitem>
213
209
      </varlistentry>
214
 
 
 
210
      
215
211
      <varlistentry>
216
 
        <term><literal>--configdir <replaceable>DIR</replaceable>
217
 
        </literal></term>
 
212
        <term><option>--configdir
 
213
        <replaceable>DIRECTORY</replaceable></option></term>
218
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        <listitem>
219
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          <para>
220
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            Directory to search for configuration files.  Default is
226
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          </para>
227
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        </listitem>
228
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      </varlistentry>
229
 
 
 
225
      
230
226
      <varlistentry>
231
 
        <term><literal>--version</literal></term>
 
227
        <term><option>--version</option></term>
232
228
        <listitem>
233
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          <para>
234
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            Prints the program version and exit.
235
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          </para>
236
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        </listitem>
237
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      </varlistentry>
 
234
      
 
235
      <varlistentry>
 
236
        <term><option>--no-ipv6</option></term>
 
237
        <listitem>
 
238
          <xi:include href="mandos-options.xml" xpointer="ipv6"/>
 
239
        </listitem>
 
240
      </varlistentry>
238
241
    </variablelist>
239
242
  </refsect1>
240
 
 
 
243
  
241
244
  <refsect1 id="overview">
242
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    <title>OVERVIEW</title>
243
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    <xi:include href="overview.xml"/>
244
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    <para>
245
248
      This program is the server part.  It is a normal server program
246
249
      and will run in a normal system environment, not in an initial
247
 
      RAM disk environment.
 
250
      <acronym>RAM</acronym> disk environment.
248
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    </para>
249
252
  </refsect1>
250
 
 
 
253
  
251
254
  <refsect1 id="protocol">
252
255
    <title>NETWORK PROTOCOL</title>
253
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    <para>
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      </row>
306
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    </tbody></tgroup></table>
307
310
  </refsect1>
308
 
 
 
311
  
309
312
  <refsect1 id="checking">
310
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    <title>CHECKING</title>
311
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    <para>
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      <manvolnum>5</manvolnum></citerefentry>.
320
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    </para>
321
324
  </refsect1>
322
 
 
 
325
  
323
326
  <refsect1 id="logging">
324
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    <title>LOGGING</title>
325
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    <para>
329
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      and also show them on the console.
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    </para>
331
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  </refsect1>
332
 
 
 
335
  
333
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  <refsect1 id="exit_status">
334
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    <title>EXIT STATUS</title>
335
338
    <para>
337
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      critical error is encountered.
338
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    </para>
339
342
  </refsect1>
340
 
 
 
343
  
341
344
  <refsect1 id="environment">
342
345
    <title>ENVIRONMENT</title>
343
346
    <variablelist>
344
347
      <varlistentry>
345
 
        <term><varname>PATH</varname></term>
 
348
        <term><envar>PATH</envar></term>
346
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        <listitem>
347
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          <para>
348
351
            To start the configured checker (see <xref
357
360
      </varlistentry>
358
361
    </variablelist>
359
362
  </refsect1>
360
 
 
361
 
  <refsect1 id="file">
 
363
  
 
364
  <refsect1 id="files">
362
365
    <title>FILES</title>
363
366
    <para>
364
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      Use the <option>--configdir</option> option to change where
387
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        </listitem>
388
391
      </varlistentry>
389
392
      <varlistentry>
390
 
        <term><filename>/var/run/mandos/mandos.pid</filename></term>
 
393
        <term><filename>/var/run/mandos.pid</filename></term>
391
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        <listitem>
392
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          <para>
393
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            The file containing the process id of
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      Currently, if a client is declared <quote>invalid</quote> due to
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432
      having timed out, the server does not record this fact onto
430
433
      permanent storage.  This has some security implications, see
431
 
      <xref linkend="CLIENTS"/>.
 
434
      <xref linkend="clients"/>.
432
435
    </para>
433
436
    <para>
434
437
      There is currently no way of querying the server of the current
442
445
      Debug mode is conflated with running in the foreground.
443
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    </para>
444
447
    <para>
445
 
      The console log messages does not show a timestamp.
 
448
      The console log messages do not show a time stamp.
 
449
    </para>
 
450
    <para>
 
451
      This server does not check the expire time of clients’ OpenPGP
 
452
      keys.
446
453
    </para>
447
454
  </refsect1>
448
455
  
483
490
      </para>
484
491
    </informalexample>
485
492
  </refsect1>
486
 
 
 
493
  
487
494
  <refsect1 id="security">
488
495
    <title>SECURITY</title>
489
 
    <refsect2 id="SERVER">
 
496
    <refsect2 id="server">
490
497
      <title>SERVER</title>
491
498
      <para>
492
499
        Running this <command>&COMMANDNAME;</command> server program
493
500
        should not in itself present any security risk to the host
494
 
        computer running it.  The program does not need any special
495
 
        privileges to run, and is designed to run as a non-root user.
 
501
        computer running it.  The program switches to a non-root user
 
502
        soon after startup.
496
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      </para>
497
504
    </refsect2>
498
 
    <refsect2 id="CLIENTS">
 
505
    <refsect2 id="clients">
499
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      <title>CLIENTS</title>
500
507
      <para>
501
508
        The server only gives out its stored data to clients which
508
515
        <citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
509
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        <manvolnum>5</manvolnum></citerefentry>)
510
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        <emphasis>must</emphasis> be made non-readable by anyone
511
 
        except the user running the server.
 
518
        except the user starting the server (usually root).
512
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      </para>
513
520
      <para>
514
521
        As detailed in <xref linkend="checking"/>, the status of all
525
532
        restarting servers if it is suspected that a client has, in
526
533
        fact, been compromised by parties who may now be running a
527
534
        fake Mandos client with the keys from the non-encrypted
528
 
        initial RAM image of the client host.  What should be done in
529
 
        that case (if restarting the server program really is
530
 
        necessary) is to stop the server program, edit the
 
535
        initial <acronym>RAM</acronym> image of the client host.  What
 
536
        should be done in that case (if restarting the server program
 
537
        really is necessary) is to stop the server program, edit the
531
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        configuration file to omit any suspect clients, and restart
532
539
        the server program.
533
540
      </para>
534
541
      <para>
535
542
        For more details on client-side security, see
536
 
        <citerefentry><refentrytitle>password-request</refentrytitle>
 
543
        <citerefentry><refentrytitle>mandos-client</refentrytitle>
537
544
        <manvolnum>8mandos</manvolnum></citerefentry>.
538
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      </para>
539
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    </refsect2>
540
547
  </refsect1>
541
 
 
 
548
  
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  <refsect1 id="see_also">
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    <title>SEE ALSO</title>
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    <para>
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        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
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        <refentrytitle>mandos.conf</refentrytitle>
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        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
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        <refentrytitle>password-request</refentrytitle>
 
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        <refentrytitle>mandos-client</refentrytitle>
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        <manvolnum>8mandos</manvolnum></citerefentry>, <citerefentry>
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        <refentrytitle>sh</refentrytitle><manvolnum>1</manvolnum>
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      </citerefentry>