/mandos/trunk

To get this branch, use:
bzr branch http://bzr.recompile.se/loggerhead/mandos/trunk

« back to all changes in this revision

Viewing changes to mandos-keygen.xml

  • Committer: Teddy Hogeborn
  • Date: 2008-08-24 23:18:18 UTC
  • Revision ID: teddy@fukt.bsnet.se-20080824231818-4cgr5zekodg4s0dl
* initramfs-tools-hook: Added "--enable-dsa2" and "--trust-model
                        always" options to gpg.

Show diffs side-by-side

added added

removed removed

Lines of Context:
 
1
<?xml version="1.0" encoding="UTF-8"?>
 
2
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
 
3
        "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
 
4
<!ENTITY VERSION "1.0">
 
5
<!ENTITY COMMANDNAME "mandos-keygen">
 
6
]>
 
7
 
 
8
<refentry xmlns:xi="http://www.w3.org/2001/XInclude">
 
9
  <refentryinfo>
 
10
    <title>&COMMANDNAME;</title>
 
11
    <!-- NWalsh’s docbook scripts use this to generate the footer: -->
 
12
    <productname>&COMMANDNAME;</productname>
 
13
    <productnumber>&VERSION;</productnumber>
 
14
    <authorgroup>
 
15
      <author>
 
16
        <firstname>Björn</firstname>
 
17
        <surname>Påhlsson</surname>
 
18
        <address>
 
19
          <email>belorn@fukt.bsnet.se</email>
 
20
        </address>
 
21
      </author>
 
22
      <author>
 
23
        <firstname>Teddy</firstname>
 
24
        <surname>Hogeborn</surname>
 
25
        <address>
 
26
          <email>teddy@fukt.bsnet.se</email>
 
27
        </address>
 
28
      </author>
 
29
    </authorgroup>
 
30
    <copyright>
 
31
      <year>2008</year>
 
32
      <holder>Teddy Hogeborn</holder>
 
33
      <holder>Björn Påhlsson</holder>
 
34
    </copyright>
 
35
    <legalnotice>
 
36
      <para>
 
37
        This manual page is free software: you can redistribute it
 
38
        and/or modify it under the terms of the GNU General Public
 
39
        License as published by the Free Software Foundation,
 
40
        either version 3 of the License, or (at your option) any
 
41
        later version.
 
42
      </para>
 
43
 
 
44
      <para>
 
45
        This manual page is distributed in the hope that it will
 
46
        be useful, but WITHOUT ANY WARRANTY; without even the
 
47
        implied warranty of MERCHANTABILITY or FITNESS FOR A
 
48
        PARTICULAR PURPOSE.  See the GNU General Public License
 
49
        for more details.
 
50
      </para>
 
51
 
 
52
      <para>
 
53
        You should have received a copy of the GNU General Public
 
54
        License along with this program; If not, see
 
55
        <ulink url="http://www.gnu.org/licenses/"/>.
 
56
      </para>
 
57
    </legalnotice>
 
58
  </refentryinfo>
 
59
 
 
60
  <refmeta>
 
61
    <refentrytitle>&COMMANDNAME;</refentrytitle>
 
62
    <manvolnum>8</manvolnum>
 
63
  </refmeta>
 
64
  
 
65
  <refnamediv>
 
66
    <refname><command>&COMMANDNAME;</command></refname>
 
67
    <refpurpose>
 
68
      Generate keys for <citerefentry><refentrytitle>password-request
 
69
      </refentrytitle><manvolnum>8mandos</manvolnum></citerefentry>
 
70
    </refpurpose>
 
71
  </refnamediv>
 
72
 
 
73
  <refsynopsisdiv>
 
74
    <cmdsynopsis>
 
75
      <command>&COMMANDNAME;</command>
 
76
      <group choice="opt">
 
77
        <arg choice="plain"><option>--dir</option>
 
78
        <replaceable>directory</replaceable></arg>
 
79
      </group>
 
80
      <group choice="opt">
 
81
        <arg choice="plain"><option>--type</option>
 
82
        <replaceable>type</replaceable></arg>
 
83
      </group>
 
84
      <group choice="opt">
 
85
        <arg choice="plain"><option>--length</option>
 
86
        <replaceable>bits</replaceable></arg>
 
87
      </group>
 
88
      <group choice="opt">
 
89
        <arg choice="plain"><option>--subtype</option>
 
90
        <replaceable>type</replaceable></arg>
 
91
      </group>
 
92
      <group choice="opt">
 
93
        <arg choice="plain"><option>--sublength</option>
 
94
        <replaceable>bits</replaceable></arg>
 
95
      </group>
 
96
      <group choice="opt">
 
97
        <arg choice="plain"><option>--name</option>
 
98
        <replaceable>NAME</replaceable></arg>
 
99
      </group>
 
100
      <group choice="opt">
 
101
        <arg choice="plain"><option>--email</option>
 
102
        <replaceable>EMAIL</replaceable></arg>
 
103
      </group>
 
104
      <group choice="opt">
 
105
        <arg choice="plain"><option>--comment</option>
 
106
        <replaceable>COMMENT</replaceable></arg>
 
107
      </group>
 
108
      <group choice="opt">
 
109
        <arg choice="plain"><option>--expire</option>
 
110
        <replaceable>TIME</replaceable></arg>
 
111
      </group>
 
112
      <group choice="opt">
 
113
        <arg choice="plain"><option>--force</option></arg>
 
114
      </group>
 
115
    </cmdsynopsis>
 
116
    <cmdsynopsis>
 
117
      <command>&COMMANDNAME;</command>
 
118
      <group choice="opt">
 
119
        <arg choice="plain"><option>-d</option>
 
120
        <replaceable>directory</replaceable></arg>
 
121
      </group>
 
122
      <group choice="opt">
 
123
        <arg choice="plain"><option>-t</option>
 
124
        <replaceable>type</replaceable></arg>
 
125
      </group>
 
126
      <group choice="opt">
 
127
        <arg choice="plain"><option>-l</option>
 
128
        <replaceable>bits</replaceable></arg>
 
129
      </group>
 
130
      <group choice="opt">
 
131
        <arg choice="plain"><option>-s</option>
 
132
        <replaceable>type</replaceable></arg>
 
133
      </group>
 
134
      <group choice="opt">
 
135
        <arg choice="plain"><option>-L</option>
 
136
        <replaceable>bits</replaceable></arg>
 
137
      </group>
 
138
      <group choice="opt">
 
139
        <arg choice="plain"><option>-n</option>
 
140
        <replaceable>NAME</replaceable></arg>
 
141
      </group>
 
142
      <group choice="opt">
 
143
        <arg choice="plain"><option>-e</option>
 
144
        <replaceable>EMAIL</replaceable></arg>
 
145
      </group>
 
146
      <group choice="opt">
 
147
        <arg choice="plain"><option>-c</option>
 
148
        <replaceable>COMMENT</replaceable></arg>
 
149
      </group>
 
150
      <group choice="opt">
 
151
        <arg choice="plain"><option>-x</option>
 
152
        <replaceable>TIME</replaceable></arg>
 
153
      </group>
 
154
      <group choice="opt">
 
155
        <arg choice="plain"><option>-f</option></arg>
 
156
      </group>
 
157
    </cmdsynopsis>
 
158
    <cmdsynopsis>
 
159
      <command>&COMMANDNAME;</command>
 
160
      <group choice="req">
 
161
        <arg choice="plain"><option>-p</option></arg>
 
162
        <arg choice="plain"><option>--password</option></arg>
 
163
      </group>
 
164
      <group choice="opt">
 
165
        <arg choice="plain"><option>--dir</option>
 
166
        <replaceable>directory</replaceable></arg>
 
167
      </group>
 
168
      <group choice="opt">
 
169
        <arg choice="plain"><option>--name</option>
 
170
        <replaceable>NAME</replaceable></arg>
 
171
      </group>
 
172
    </cmdsynopsis>
 
173
    <cmdsynopsis>
 
174
      <command>&COMMANDNAME;</command>
 
175
      <group choice="req">
 
176
        <arg choice="plain"><option>-h</option></arg>
 
177
        <arg choice="plain"><option>--help</option></arg>
 
178
      </group>
 
179
    </cmdsynopsis>
 
180
    <cmdsynopsis>
 
181
      <command>&COMMANDNAME;</command>
 
182
      <group choice="req">
 
183
        <arg choice="plain"><option>-v</option></arg>
 
184
        <arg choice="plain"><option>--version</option></arg>
 
185
      </group>
 
186
    </cmdsynopsis>
 
187
  </refsynopsisdiv>
 
188
 
 
189
  <refsect1 id="description">
 
190
    <title>DESCRIPTION</title>
 
191
    <para>
 
192
      <command>&COMMANDNAME;</command> is a program to generate the
 
193
      OpenPGP keys used by
 
194
      <citerefentry><refentrytitle>password-request</refentrytitle>
 
195
      <manvolnum>8mandos</manvolnum></citerefentry>.  The keys are
 
196
      normally written to /etc/mandos for later installation into the
 
197
      initrd image, but this, like most things, can be changed with
 
198
      command line options.
 
199
    </para>
 
200
    <para>
 
201
      It can also be used to generate ready-made sections for
 
202
      <citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
 
203
      <manvolnum>5</manvolnum></citerefentry> using the
 
204
      <option>--password</option> option.
 
205
    </para>
 
206
  </refsect1>
 
207
  
 
208
  <refsect1 id="purpose">
 
209
    <title>PURPOSE</title>
 
210
 
 
211
    <para>
 
212
      The purpose of this is to enable <emphasis>remote and unattended
 
213
      rebooting</emphasis> of client host computer with an
 
214
      <emphasis>encrypted root file system</emphasis>.  See <xref
 
215
      linkend="overview"/> for details.
 
216
    </para>
 
217
 
 
218
  </refsect1>
 
219
  
 
220
  <refsect1 id="options">
 
221
    <title>OPTIONS</title>
 
222
 
 
223
    <variablelist>
 
224
      <varlistentry>
 
225
        <term><literal>-h</literal>, <literal>--help</literal></term>
 
226
        <listitem>
 
227
          <para>
 
228
            Show a help message and exit
 
229
          </para>
 
230
        </listitem>
 
231
      </varlistentry>
 
232
 
 
233
      <varlistentry>
 
234
        <term><literal>-d</literal>, <literal>--dir
 
235
        <replaceable>directory</replaceable></literal></term>
 
236
        <listitem>
 
237
          <para>
 
238
            Target directory for key files.  Default is
 
239
            <filename>/etc/mandos</filename>.
 
240
          </para>
 
241
        </listitem>
 
242
      </varlistentry>
 
243
 
 
244
      <varlistentry>
 
245
        <term><literal>-t</literal>, <literal>--type
 
246
        <replaceable>type</replaceable></literal></term>
 
247
        <listitem>
 
248
          <para>
 
249
            Key type.  Default is <quote>DSA</quote>.
 
250
          </para>
 
251
        </listitem>
 
252
      </varlistentry>
 
253
 
 
254
      <varlistentry>
 
255
        <term><literal>-l</literal>, <literal>--length
 
256
        <replaceable>bits</replaceable></literal></term>
 
257
        <listitem>
 
258
          <para>
 
259
            Key length in bits.  Default is 1024.
 
260
          </para>
 
261
        </listitem>
 
262
      </varlistentry>
 
263
 
 
264
      <varlistentry>
 
265
        <term><literal>-s</literal>, <literal>--subtype
 
266
        <replaceable>type</replaceable></literal></term>
 
267
        <listitem>
 
268
          <para>
 
269
            Subkey type.  Default is <quote>ELG-E</quote> (Elgamal
 
270
            encryption-only).
 
271
          </para>
 
272
        </listitem>
 
273
      </varlistentry>
 
274
 
 
275
      <varlistentry>
 
276
        <term><literal>-L</literal>, <literal>--sublength
 
277
        <replaceable>bits</replaceable></literal></term>
 
278
        <listitem>
 
279
          <para>
 
280
            Subkey length in bits.  Default is 2048.
 
281
          </para>
 
282
        </listitem>
 
283
      </varlistentry>
 
284
 
 
285
      <varlistentry>
 
286
        <term><literal>-e</literal>, <literal>--email</literal>
 
287
        <replaceable>address</replaceable></term>
 
288
        <listitem>
 
289
          <para>
 
290
            Email address of key.  Default is empty.
 
291
          </para>
 
292
        </listitem>
 
293
      </varlistentry>
 
294
 
 
295
      <varlistentry>
 
296
        <term><literal>-c</literal>, <literal>--comment</literal>
 
297
        <replaceable>comment</replaceable></term>
 
298
        <listitem>
 
299
          <para>
 
300
            Comment field for key.  The default value is
 
301
            <quote><literal>Mandos client key</literal></quote>.
 
302
          </para>
 
303
        </listitem>
 
304
      </varlistentry>
 
305
 
 
306
      <varlistentry>
 
307
        <term><literal>-x</literal>, <literal>--expire</literal>
 
308
        <replaceable>time</replaceable></term>
 
309
        <listitem>
 
310
          <para>
 
311
            Key expire time.  Default is no expiration.  See
 
312
            <citerefentry><refentrytitle>gpg</refentrytitle>
 
313
            <manvolnum>1</manvolnum></citerefentry> for syntax.
 
314
          </para>
 
315
        </listitem>
 
316
      </varlistentry>
 
317
 
 
318
      <varlistentry>
 
319
        <term><literal>-f</literal>, <literal>--force</literal></term>
 
320
        <listitem>
 
321
          <para>
 
322
            Force overwriting old keys.
 
323
          </para>
 
324
        </listitem>
 
325
      </varlistentry>
 
326
      <varlistentry>
 
327
        <term><literal>-p</literal>, <literal>--password</literal
 
328
        ></term>
 
329
        <listitem>
 
330
          <para>
 
331
            Prompt for a password and encrypt it with the key already
 
332
            present in either <filename>/etc/mandos</filename> or the
 
333
            directory specified with the <option>--dir</option>
 
334
            option.  Outputs, on standard output, a section suitable
 
335
            for inclusion in <citerefentry><refentrytitle
 
336
            >mandos-clients.conf</refentrytitle><manvolnum
 
337
            >8</manvolnum></citerefentry>.  The host name or the name
 
338
            specified with the <option>--name</option> option is used
 
339
            for the section header.  All other options are ignored,
 
340
            and no keys are created.
 
341
          </para>
 
342
        </listitem>
 
343
      </varlistentry>
 
344
    </variablelist>
 
345
  </refsect1>
 
346
 
 
347
  <refsect1 id="overview">
 
348
    <title>OVERVIEW</title>
 
349
    <xi:include href="overview.xml"/>
 
350
    <para>
 
351
      This program is a small utility to generate new OpenPGP keys for
 
352
      new Mandos clients.
 
353
    </para>
 
354
  </refsect1>
 
355
 
 
356
  <refsect1 id="exit_status">
 
357
    <title>EXIT STATUS</title>
 
358
    <para>
 
359
      The exit status will be 0 if new keys were successfully created,
 
360
      otherwise not.
 
361
    </para>
 
362
  </refsect1>
 
363
  
 
364
  <refsect1 id="environment">
 
365
    <title>ENVIRONMENT</title>
 
366
    <variablelist>
 
367
      <varlistentry>
 
368
        <term><varname>TMPDIR</varname></term>
 
369
        <listitem>
 
370
          <para>
 
371
            If set, temporary files will be created here. See
 
372
            <citerefentry><refentrytitle>mktemp</refentrytitle>
 
373
            <manvolnum>1</manvolnum></citerefentry>.
 
374
          </para>
 
375
        </listitem>
 
376
      </varlistentry>
 
377
    </variablelist>
 
378
  </refsect1>
 
379
  
 
380
  <refsect1 id="file">
 
381
    <title>FILES</title>
 
382
    <para>
 
383
      Use the <option>--dir</option> option to change where
 
384
      <command>&COMMANDNAME;</command> will write the key files.  The
 
385
      default file names are shown here.
 
386
    </para>
 
387
    <variablelist>
 
388
      <varlistentry>
 
389
        <term><filename>/etc/mandos/seckey.txt</filename></term>
 
390
        <listitem>
 
391
          <para>
 
392
            OpenPGP secret key file which will be created or
 
393
            overwritten.
 
394
          </para>
 
395
        </listitem>
 
396
      </varlistentry>
 
397
      <varlistentry>
 
398
        <term><filename>/etc/mandos/pubkey.txt</filename></term>
 
399
        <listitem>
 
400
          <para>
 
401
            OpenPGP public key file which will be created or
 
402
            overwritten.
 
403
          </para>
 
404
        </listitem>
 
405
      </varlistentry>
 
406
      <varlistentry>
 
407
        <term><filename>/tmp</filename></term>
 
408
        <listitem>
 
409
          <para>
 
410
            Temporary files will be written here if
 
411
            <varname>TMPDIR</varname> is not set.
 
412
          </para>
 
413
        </listitem>
 
414
      </varlistentry>
 
415
    </variablelist>
 
416
  </refsect1>
 
417
 
 
418
  <refsect1 id="bugs">
 
419
    <title>BUGS</title>
 
420
    <para>
 
421
      None are known at this time.
 
422
    </para>
 
423
  </refsect1>
 
424
 
 
425
  <refsect1 id="example">
 
426
    <title>EXAMPLE</title>
 
427
    <informalexample>
 
428
      <para>
 
429
        Normal invocation needs no options:
 
430
      </para>
 
431
      <para>
 
432
        <userinput>mandos-keygen</userinput>
 
433
      </para>
 
434
    </informalexample>
 
435
    <informalexample>
 
436
      <para>
 
437
        Create keys in another directory and of another type.  Force
 
438
        overwriting old key files:
 
439
      </para>
 
440
      <para>
 
441
 
 
442
<!-- do not wrap this line -->
 
443
<userinput>mandos-keygen --dir ~/keydir --type RSA --force</userinput>
 
444
 
 
445
      </para>
 
446
    </informalexample>
 
447
  </refsect1>
 
448
 
 
449
  <refsect1 id="security">
 
450
    <title>SECURITY</title>
 
451
    <para>
 
452
      The <option>--type</option>, <option>--length</option>,
 
453
      <option>--subtype</option>, and <option>--sublength</option>
 
454
      options can be used to create keys of insufficient security.  If
 
455
      in doubt, leave them to the default values.
 
456
    </para>
 
457
    <para>
 
458
      The key expire time is not guaranteed to be honored by
 
459
      <citerefentry><refentrytitle>mandos</refentrytitle>
 
460
      <manvolnum>8</manvolnum></citerefentry>.
 
461
    </para>
 
462
  </refsect1>
 
463
 
 
464
  <refsect1 id="see_also">
 
465
    <title>SEE ALSO</title>
 
466
    <para>
 
467
      <citerefentry><refentrytitle>password-request</refentrytitle>
 
468
      <manvolnum>8mandos</manvolnum></citerefentry>,
 
469
      <citerefentry><refentrytitle>mandos</refentrytitle>
 
470
      <manvolnum>8</manvolnum></citerefentry>,
 
471
      <citerefentry><refentrytitle>gpg</refentrytitle>
 
472
      <manvolnum>1</manvolnum></citerefentry>
 
473
    </para>
 
474
  </refsect1>
 
475
  
 
476
</refentry>