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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 "2008-08-29">
 
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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
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>
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    <refentrytitle>&COMMANDNAME;</refentrytitle>
64
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    <manvolnum>8</manvolnum>
67
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  <refnamediv>
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    <refname><command>&COMMANDNAME;</command></refname>
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    <refpurpose>
70
 
      Sends encrypted passwords to authenticated Mandos clients
 
50
      Gives encrypted passwords to authenticated Mandos clients
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    </refpurpose>
72
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  </refnamediv>
73
 
 
 
53
  
74
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  <refsynopsisdiv>
75
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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
 
59
        <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
 
66
        <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/>
 
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      <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
 
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      <replaceable>NAME</replaceable></option></arg>
 
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      <sbr/>
 
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      <arg><option>--configdir
 
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      <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
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    </cmdsynopsis>
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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>
110
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
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      password for that specific client.
125
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    </para>
126
 
 
127
122
  </refsect1>
128
123
  
129
124
  <refsect1 id="purpose">
130
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    <title>PURPOSE</title>
131
 
 
132
126
    <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
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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
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    <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
      
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      <varlistentry>
 
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        <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"/>
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        </listitem>
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      </varlistentry>
164
 
 
 
156
      
165
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      <varlistentry>
166
 
        <term><literal>-a</literal>, <literal>--address <replaceable>
167
 
        ADDRESS</replaceable></literal></term>
 
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        <term><option>--address
 
159
        <replaceable>ADDRESS</replaceable></option></term>
 
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        <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
 
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        <replaceable>PORT</replaceable></option></term>
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        <listitem>
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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
177
      <varlistentry>
182
 
        <term><literal>--check</literal></term>
 
178
        <term><option>--check</option></term>
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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
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        </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
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      </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
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          <xi:include href="mandos-options.xml"
211
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                      xpointer="servicename"/>
212
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        </listitem>
213
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      </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>
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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
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        <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
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    </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
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      This program is the server part.  It is a normal server program
246
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      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
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  <refsect1 id="protocol">
252
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    <title>NETWORK PROTOCOL</title>
253
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    <para>
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      </row>
306
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    </tbody></tgroup></table>
307
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  </refsect1>
308
 
 
 
311
  
309
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  <refsect1 id="checking">
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    <title>CHECKING</title>
311
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    <para>
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      <manvolnum>5</manvolnum></citerefentry>.
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    </para>
321
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  </refsect1>
322
 
 
 
325
  
323
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  <refsect1 id="logging">
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    <title>LOGGING</title>
325
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    <para>
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      and also show them on the console.
330
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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
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    <para>
337
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      critical error is encountered.
338
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    </para>
339
342
  </refsect1>
340
 
 
 
343
  
341
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  <refsect1 id="environment">
342
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    <title>ENVIRONMENT</title>
343
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    <variablelist>
344
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      <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
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            To start the configured checker (see <xref
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      </varlistentry>
358
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    </variablelist>
359
362
  </refsect1>
360
 
 
361
 
  <refsect1 id="file">
 
363
  
 
364
  <refsect1 id="files">
362
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    <title>FILES</title>
363
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    <para>
364
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      Use the <option>--configdir</option> option to change where
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        </listitem>
388
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      </varlistentry>
389
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      <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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      having timed out, the server does not record this fact onto
430
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      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
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      Debug mode is conflated with running in the foreground.
443
446
    </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>
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        <manvolnum>5</manvolnum></citerefentry>)
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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
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        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
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        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
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        the server program.
533
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      </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>.
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      </para>
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    </refsect2>
540
547
  </refsect1>
541
 
 
 
548
  
542
549
  <refsect1 id="see_also">
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    <title>SEE ALSO</title>
544
551
    <para>
547
554
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
548
555
        <refentrytitle>mandos.conf</refentrytitle>
549
556
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
550
 
        <refentrytitle>password-request</refentrytitle>
 
557
        <refentrytitle>mandos-client</refentrytitle>
551
558
        <manvolnum>8mandos</manvolnum></citerefentry>, <citerefentry>
552
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        <refentrytitle>sh</refentrytitle><manvolnum>1</manvolnum>
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560
      </citerefentry>