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  • Committer: Teddy Hogeborn
  • Date: 2019-04-09 19:41:53 UTC
  • mfrom: (237.7.647 trunk)
  • Revision ID: teddy@recompile.se-20190409194153-khftfvj3ee27md1a
http://bugs.debian.org/926643
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mandos-keygen.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-keygen">
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<!ENTITY TIMESTAMP "2008-08-31">
 
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<!ENTITY TIMESTAMP "2019-02-10">
 
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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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    <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>
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    <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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        <firstname>Björn</firstname>
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        <surname>Påhlsson</surname>
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        <address>
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          <email>belorn@fukt.bsnet.se</email>
 
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          <email>belorn@recompile.se</email>
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        </address>
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      </author>
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      <author>
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        <firstname>Teddy</firstname>
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        <surname>Hogeborn</surname>
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        <address>
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          <email>teddy@fukt.bsnet.se</email>
 
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          <email>teddy@recompile.se</email>
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        </address>
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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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      <year>2010</year>
 
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      <year>2011</year>
 
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      <year>2012</year>
 
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      <year>2013</year>
 
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      <year>2014</year>
 
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      <year>2015</year>
 
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      <year>2016</year>
 
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      <year>2017</year>
 
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      <year>2018</year>
 
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      <year>2019</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>
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      <para>
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        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.
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      </para>
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      <para>
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        This manual page is distributed in the hope that it will
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        be useful, but WITHOUT ANY WARRANTY; without even the
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        implied warranty of MERCHANTABILITY or FITNESS FOR A
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        PARTICULAR PURPOSE.  See the GNU General Public License
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        for more details.
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      </para>
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      <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>
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    </legalnotice>
 
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    <xi:include href="legalnotice.xml"/>
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  </refentryinfo>
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  <refmeta>
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    <refentrytitle>&COMMANDNAME;</refentrytitle>
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    <manvolnum>8</manvolnum>
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  <refnamediv>
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    <refname><command>&COMMANDNAME;</command></refname>
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    <refpurpose>
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      Generate keys for <citerefentry><refentrytitle>password-request
71
 
      </refentrytitle><manvolnum>8mandos</manvolnum></citerefentry>
 
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      Generate key and password for Mandos client and server.
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    </refpurpose>
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  </refnamediv>
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63
  
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  <refsynopsisdiv>
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    <cmdsynopsis>
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      <command>&COMMANDNAME;</command>
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        <replaceable>TIME</replaceable></option></arg>
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      </group>
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      <sbr/>
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      <arg><option>--force</option></arg>
 
130
      <group>
 
131
        <arg choice="plain"><option>--tls-keytype
 
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        <replaceable>KEYTYPE</replaceable></option></arg>
 
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        <arg choice="plain"><option>-T
 
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        <replaceable>KEYTYPE</replaceable></option></arg>
 
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      </group>
 
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      <sbr/>
 
137
      <group>
 
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        <arg choice="plain"><option>--force</option></arg>
 
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        <arg choice="plain"><option>-f</option></arg>
 
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      </group>
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    </cmdsynopsis>
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    <cmdsynopsis>
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      <command>&COMMANDNAME;</command>
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      <group choice="req">
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        <arg choice="plain"><option>--password</option></arg>
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        <arg choice="plain"><option>-p</option></arg>
 
147
        <arg choice="plain"><option>--passfile
 
148
        <replaceable>FILE</replaceable></option></arg>
 
149
        <arg choice="plain"><option>-F</option>
 
150
        <replaceable>FILE</replaceable></arg>
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      </group>
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      <sbr/>
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      <group>
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        <arg choice="plain"><option>-n
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        <replaceable>NAME</replaceable></option></arg>
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      </group>
 
166
      <group>
 
167
        <arg choice="plain"><option>--no-ssh</option></arg>
 
168
        <arg choice="plain"><option>-S</option></arg>
 
169
      </group>
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    </cmdsynopsis>
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    <cmdsynopsis>
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      <command>&COMMANDNAME;</command>
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      </group>
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    </cmdsynopsis>
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  </refsynopsisdiv>
179
 
 
 
186
  
180
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  <refsect1 id="description">
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    <title>DESCRIPTION</title>
182
189
    <para>
183
190
      <command>&COMMANDNAME;</command> is a program to generate the
184
 
      OpenPGP keys used by
185
 
      <citerefentry><refentrytitle>password-request</refentrytitle>
 
191
      TLS and OpenPGP keys used by
 
192
      <citerefentry><refentrytitle>mandos-client</refentrytitle>
186
193
      <manvolnum>8mandos</manvolnum></citerefentry>.  The keys are
187
 
      normally written to /etc/mandos for later installation into the
188
 
      initrd image, but this, like most things, can be changed with
189
 
      command line options.
 
194
      normally written to /etc/keys/mandos for later installation into
 
195
      the initrd image, but this, and most other things, can be
 
196
      changed with command line options.
190
197
    </para>
191
198
    <para>
192
 
      It can also be used to generate ready-made sections for
 
199
      This program can also be used with the
 
200
      <option>--password</option> or <option>--passfile</option>
 
201
      options to generate a ready-made section for
 
202
      <filename>clients.conf</filename> (see
193
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      <citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
194
 
      <manvolnum>5</manvolnum></citerefentry> using the
195
 
      <option>--password</option> option.
 
204
      <manvolnum>5</manvolnum></citerefentry>).
196
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    </para>
197
206
  </refsect1>
198
207
  
199
208
  <refsect1 id="purpose">
200
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    <title>PURPOSE</title>
201
 
 
202
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    <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.
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    </para>
208
 
 
209
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  </refsect1>
210
217
  
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  <refsect1 id="options">
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    <title>OPTIONS</title>
213
 
 
 
220
    
214
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    <variablelist>
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      <varlistentry>
216
 
        <term><literal>-h</literal>, <literal>--help</literal></term>
 
223
        <term><option>--help</option></term>
 
224
        <term><option>-h</option></term>
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        <listitem>
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          <para>
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            Show a help message and exit
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          </para>
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        </listitem>
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      </varlistentry>
223
 
 
224
 
      <varlistentry>
225
 
        <term><literal>-d</literal>, <literal>--dir
226
 
        <replaceable>directory</replaceable></literal></term>
227
 
        <listitem>
228
 
          <para>
229
 
            Target directory for key files.  Default is
230
 
            <filename>/etc/mandos</filename>.
231
 
          </para>
232
 
        </listitem>
233
 
      </varlistentry>
234
 
 
235
 
      <varlistentry>
236
 
        <term><literal>-t</literal>, <literal>--type
237
 
        <replaceable>type</replaceable></literal></term>
238
 
        <listitem>
239
 
          <para>
240
 
            Key type.  Default is <quote>DSA</quote>.
241
 
          </para>
242
 
        </listitem>
243
 
      </varlistentry>
244
 
 
245
 
      <varlistentry>
246
 
        <term><literal>-l</literal>, <literal>--length
247
 
        <replaceable>bits</replaceable></literal></term>
248
 
        <listitem>
249
 
          <para>
250
 
            Key length in bits.  Default is 2048.
251
 
          </para>
252
 
        </listitem>
253
 
      </varlistentry>
254
 
 
255
 
      <varlistentry>
256
 
        <term><literal>-s</literal>, <literal>--subtype
257
 
        <replaceable>type</replaceable></literal></term>
258
 
        <listitem>
259
 
          <para>
260
 
            Subkey type.  Default is <quote>ELG-E</quote> (Elgamal
261
 
            encryption-only).
262
 
          </para>
263
 
        </listitem>
264
 
      </varlistentry>
265
 
 
266
 
      <varlistentry>
267
 
        <term><literal>-L</literal>, <literal>--sublength
268
 
        <replaceable>bits</replaceable></literal></term>
269
 
        <listitem>
270
 
          <para>
271
 
            Subkey length in bits.  Default is 2048.
272
 
          </para>
273
 
        </listitem>
274
 
      </varlistentry>
275
 
 
276
 
      <varlistentry>
277
 
        <term><literal>-e</literal>, <literal>--email</literal>
278
 
        <replaceable>address</replaceable></term>
 
231
      
 
232
      <varlistentry>
 
233
        <term><option>--dir
 
234
        <replaceable>DIRECTORY</replaceable></option></term>
 
235
        <term><option>-d
 
236
        <replaceable>DIRECTORY</replaceable></option></term>
 
237
        <listitem>
 
238
          <para>
 
239
            Target directory for key files.  Default is <filename
 
240
            class="directory">/etc/keys/mandos</filename>.
 
241
          </para>
 
242
        </listitem>
 
243
      </varlistentry>
 
244
      
 
245
      <varlistentry>
 
246
        <term><option>--type
 
247
        <replaceable>TYPE</replaceable></option></term>
 
248
        <term><option>-t
 
249
        <replaceable>TYPE</replaceable></option></term>
 
250
        <listitem>
 
251
          <para>
 
252
            OpenPGP key type.  Default is <quote>RSA</quote>.
 
253
          </para>
 
254
        </listitem>
 
255
      </varlistentry>
 
256
      
 
257
      <varlistentry>
 
258
        <term><option>--length
 
259
        <replaceable>BITS</replaceable></option></term>
 
260
        <term><option>-l
 
261
        <replaceable>BITS</replaceable></option></term>
 
262
        <listitem>
 
263
          <para>
 
264
            OpenPGP key length in bits.  Default is 4096.
 
265
          </para>
 
266
        </listitem>
 
267
      </varlistentry>
 
268
      
 
269
      <varlistentry>
 
270
        <term><option>--subtype
 
271
        <replaceable>KEYTYPE</replaceable></option></term>
 
272
        <term><option>-s
 
273
        <replaceable>KEYTYPE</replaceable></option></term>
 
274
        <listitem>
 
275
          <para>
 
276
            OpenPGP subkey type.  Default is <quote>RSA</quote>
 
277
          </para>
 
278
        </listitem>
 
279
      </varlistentry>
 
280
      
 
281
      <varlistentry>
 
282
        <term><option>--sublength
 
283
        <replaceable>BITS</replaceable></option></term>
 
284
        <term><option>-L
 
285
        <replaceable>BITS</replaceable></option></term>
 
286
        <listitem>
 
287
          <para>
 
288
            OpenPGP subkey length in bits.  Default is 4096.
 
289
          </para>
 
290
        </listitem>
 
291
      </varlistentry>
 
292
      
 
293
      <varlistentry>
 
294
        <term><option>--email
 
295
        <replaceable>ADDRESS</replaceable></option></term>
 
296
        <term><option>-e
 
297
        <replaceable>ADDRESS</replaceable></option></term>
279
298
        <listitem>
280
299
          <para>
281
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            Email address of key.  Default is empty.
282
301
          </para>
283
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        </listitem>
284
303
      </varlistentry>
285
 
 
 
304
      
286
305
      <varlistentry>
287
 
        <term><literal>-c</literal>, <literal>--comment</literal>
288
 
        <replaceable>comment</replaceable></term>
 
306
        <term><option>--comment
 
307
        <replaceable>TEXT</replaceable></option></term>
 
308
        <term><option>-c
 
309
        <replaceable>TEXT</replaceable></option></term>
289
310
        <listitem>
290
311
          <para>
291
 
            Comment field for key.  The default value is
292
 
            <quote><literal>Mandos client key</literal></quote>.
 
312
            Comment field for key.  Default is empty.
293
313
          </para>
294
314
        </listitem>
295
315
      </varlistentry>
296
 
 
 
316
      
297
317
      <varlistentry>
298
 
        <term><literal>-x</literal>, <literal>--expire</literal>
299
 
        <replaceable>time</replaceable></term>
 
318
        <term><option>--expire
 
319
        <replaceable>TIME</replaceable></option></term>
 
320
        <term><option>-x
 
321
        <replaceable>TIME</replaceable></option></term>
300
322
        <listitem>
301
323
          <para>
302
324
            Key expire time.  Default is no expiration.  See
305
327
          </para>
306
328
        </listitem>
307
329
      </varlistentry>
308
 
 
309
 
      <varlistentry>
310
 
        <term><literal>-f</literal>, <literal>--force</literal></term>
311
 
        <listitem>
312
 
          <para>
313
 
            Force overwriting old keys.
314
 
          </para>
315
 
        </listitem>
316
 
      </varlistentry>
317
 
      <varlistentry>
318
 
        <term><literal>-p</literal>, <literal>--password</literal
319
 
        ></term>
 
330
      
 
331
      <varlistentry>
 
332
        <term><option>--tls-keytype
 
333
        <replaceable>KEYTYPE</replaceable></option></term>
 
334
        <term><option>-T
 
335
        <replaceable>KEYTYPE</replaceable></option></term>
 
336
        <listitem>
 
337
          <para>
 
338
            TLS key type.  Default is <quote>ed25519</quote>
 
339
          </para>
 
340
        </listitem>
 
341
      </varlistentry>
 
342
      
 
343
      <varlistentry>
 
344
        <term><option>--force</option></term>
 
345
        <term><option>-f</option></term>
 
346
        <listitem>
 
347
          <para>
 
348
            Force overwriting old key.
 
349
          </para>
 
350
        </listitem>
 
351
      </varlistentry>
 
352
      <varlistentry>
 
353
        <term><option>--password</option></term>
 
354
        <term><option>-p</option></term>
320
355
        <listitem>
321
356
          <para>
322
357
            Prompt for a password and encrypt it with the key already
323
 
            present in either <filename>/etc/mandos</filename> or the
324
 
            directory specified with the <option>--dir</option>
 
358
            present in either <filename>/etc/keys/mandos</filename> or
 
359
            the directory specified with the <option>--dir</option>
325
360
            option.  Outputs, on standard output, a section suitable
326
361
            for inclusion in <citerefentry><refentrytitle
327
362
            >mandos-clients.conf</refentrytitle><manvolnum
328
363
            >8</manvolnum></citerefentry>.  The host name or the name
329
364
            specified with the <option>--name</option> option is used
330
365
            for the section header.  All other options are ignored,
331
 
            and no keys are created.
 
366
            and no key is created.
 
367
          </para>
 
368
        </listitem>
 
369
      </varlistentry>
 
370
      <varlistentry>
 
371
        <term><option>--passfile
 
372
        <replaceable>FILE</replaceable></option></term>
 
373
        <term><option>-F
 
374
        <replaceable>FILE</replaceable></option></term>
 
375
        <listitem>
 
376
          <para>
 
377
            The same as <option>--password</option>, but read from
 
378
            <replaceable>FILE</replaceable>, not the terminal.
 
379
          </para>
 
380
        </listitem>
 
381
      </varlistentry>
 
382
      <varlistentry>
 
383
        <term><option>--no-ssh</option></term>
 
384
        <term><option>-S</option></term>
 
385
        <listitem>
 
386
          <para>
 
387
            When <option>--password</option> or
 
388
            <option>--passfile</option> is given, this option will
 
389
            prevent <command>&COMMANDNAME;</command> from calling
 
390
            <command>ssh-keyscan</command> to get an SSH fingerprint
 
391
            for this host and, if successful, output suitable config
 
392
            options to use this fingerprint as a
 
393
            <option>checker</option> option in the output.  This is
 
394
            otherwise the default behavior.
332
395
          </para>
333
396
        </listitem>
334
397
      </varlistentry>
335
398
    </variablelist>
336
399
  </refsect1>
337
 
 
 
400
  
338
401
  <refsect1 id="overview">
339
402
    <title>OVERVIEW</title>
340
403
    <xi:include href="overview.xml"/>
341
404
    <para>
342
 
      This program is a small utility to generate new OpenPGP keys for
343
 
      new Mandos clients.
 
405
      This program is a small utility to generate new TLS and OpenPGP
 
406
      keys for new Mandos clients, and to generate sections for
 
407
      inclusion in <filename>clients.conf</filename> on the server.
344
408
    </para>
345
409
  </refsect1>
346
 
 
 
410
  
347
411
  <refsect1 id="exit_status">
348
412
    <title>EXIT STATUS</title>
349
413
    <para>
350
 
      The exit status will be 0 if new keys were successfully created,
351
 
      otherwise not.
 
414
      The exit status will be 0 if a new key (or password, if the
 
415
      <option>--password</option> option was used) was successfully
 
416
      created, otherwise not.
352
417
    </para>
353
418
  </refsect1>
354
419
  
368
433
    </variablelist>
369
434
  </refsect1>
370
435
  
371
 
  <refsect1 id="file">
 
436
  <refsect1 id="files">
372
437
    <title>FILES</title>
373
438
    <para>
374
439
      Use the <option>--dir</option> option to change where
377
442
    </para>
378
443
    <variablelist>
379
444
      <varlistentry>
380
 
        <term><filename>/etc/mandos/seckey.txt</filename></term>
 
445
        <term><filename>/etc/keys/mandos/seckey.txt</filename></term>
381
446
        <listitem>
382
447
          <para>
383
448
            OpenPGP secret key file which will be created or
386
451
        </listitem>
387
452
      </varlistentry>
388
453
      <varlistentry>
389
 
        <term><filename>/etc/mandos/pubkey.txt</filename></term>
 
454
        <term><filename>/etc/keys/mandos/pubkey.txt</filename></term>
390
455
        <listitem>
391
456
          <para>
392
457
            OpenPGP public key file which will be created or
395
460
        </listitem>
396
461
      </varlistentry>
397
462
      <varlistentry>
398
 
        <term><filename>/tmp</filename></term>
 
463
        <term><filename>/etc/keys/mandos/tls-privkey.pem</filename></term>
 
464
        <listitem>
 
465
          <para>
 
466
            Private key file which will be created or overwritten.
 
467
          </para>
 
468
        </listitem>
 
469
      </varlistentry>
 
470
      <varlistentry>
 
471
        <term><filename>/etc/keys/mandos/tls-pubkey.pem</filename></term>
 
472
        <listitem>
 
473
          <para>
 
474
            Public key file which will be created or overwritten.
 
475
          </para>
 
476
        </listitem>
 
477
      </varlistentry>
 
478
      <varlistentry>
 
479
        <term><filename class="directory">/tmp</filename></term>
399
480
        <listitem>
400
481
          <para>
401
482
            Temporary files will be written here if
405
486
      </varlistentry>
406
487
    </variablelist>
407
488
  </refsect1>
408
 
 
 
489
  
409
490
  <refsect1 id="bugs">
410
491
    <title>BUGS</title>
411
 
    <para>
412
 
      None are known at this time.
413
 
    </para>
 
492
    <xi:include href="bugs.xml"/>
414
493
  </refsect1>
415
 
 
 
494
  
416
495
  <refsect1 id="example">
417
496
    <title>EXAMPLE</title>
418
497
    <informalexample>
425
504
    </informalexample>
426
505
    <informalexample>
427
506
      <para>
428
 
        Create keys in another directory and of another type.  Force
 
507
        Create key in another directory and of another type.  Force
429
508
        overwriting old key files:
430
509
      </para>
431
510
      <para>
435
514
 
436
515
      </para>
437
516
    </informalexample>
 
517
    <informalexample>
 
518
      <para>
 
519
        Prompt for a password, encrypt it with the keys in <filename
 
520
        class="directory">/etc/keys/mandos</filename> and output a
 
521
        section suitable for <filename>clients.conf</filename>.
 
522
      </para>
 
523
      <para>
 
524
        <userinput>&COMMANDNAME; --password</userinput>
 
525
      </para>
 
526
    </informalexample>
 
527
    <informalexample>
 
528
      <para>
 
529
        Prompt for a password, encrypt it with the keys in the
 
530
        <filename>client-key</filename> directory and output a section
 
531
        suitable for <filename>clients.conf</filename>.
 
532
      </para>
 
533
      <para>
 
534
 
 
535
<!-- do not wrap this line -->
 
536
<userinput>&COMMANDNAME; --password --dir client-key</userinput>
 
537
 
 
538
      </para>
 
539
    </informalexample>
438
540
  </refsect1>
439
 
 
 
541
  
440
542
  <refsect1 id="security">
441
543
    <title>SECURITY</title>
442
544
    <para>
443
545
      The <option>--type</option>, <option>--length</option>,
444
546
      <option>--subtype</option>, and <option>--sublength</option>
445
 
      options can be used to create keys of insufficient security.  If
446
 
      in doubt, leave them to the default values.
 
547
      options can be used to create keys of low security.  If in
 
548
      doubt, leave them to the default values.
447
549
    </para>
448
550
    <para>
449
 
      The key expire time is not guaranteed to be honored by
450
 
      <citerefentry><refentrytitle>mandos</refentrytitle>
 
551
      The key expire time is <emphasis>not</emphasis> guaranteed to be
 
552
      honored by <citerefentry><refentrytitle>mandos</refentrytitle>
451
553
      <manvolnum>8</manvolnum></citerefentry>.
452
554
    </para>
453
555
  </refsect1>
454
 
 
 
556
  
455
557
  <refsect1 id="see_also">
456
558
    <title>SEE ALSO</title>
457
559
    <para>
 
560
      <citerefentry><refentrytitle>intro</refentrytitle>
 
561
      <manvolnum>8mandos</manvolnum></citerefentry>,
458
562
      <citerefentry><refentrytitle>gpg</refentrytitle>
459
563
      <manvolnum>1</manvolnum></citerefentry>,
 
564
      <citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
 
565
      <manvolnum>5</manvolnum></citerefentry>,
460
566
      <citerefentry><refentrytitle>mandos</refentrytitle>
461
567
      <manvolnum>8</manvolnum></citerefentry>,
462
 
      <citerefentry><refentrytitle>password-request</refentrytitle>
463
 
      <manvolnum>8mandos</manvolnum></citerefentry>
 
568
      <citerefentry><refentrytitle>mandos-client</refentrytitle>
 
569
      <manvolnum>8mandos</manvolnum></citerefentry>,
 
570
      <citerefentry><refentrytitle>ssh-keyscan</refentrytitle>
 
571
      <manvolnum>1</manvolnum></citerefentry>
464
572
    </para>
465
573
  </refsect1>
466
574