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56
<refname><command>&COMMANDNAME;</command></refname>
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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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64
<command>&COMMANDNAME;</command>
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<arg choice="plain"><option>--dir</option>
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<replaceable>directory</replaceable></arg>
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<arg choice="plain"><option>--type</option>
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<replaceable>type</replaceable></arg>
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<arg choice="plain"><option>--length</option>
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<replaceable>bits</replaceable></arg>
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<arg choice="plain"><option>--subtype</option>
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<replaceable>type</replaceable></arg>
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<arg choice="plain"><option>--sublength</option>
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<replaceable>bits</replaceable></arg>
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<arg choice="plain"><option>--name</option>
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<replaceable>NAME</replaceable></arg>
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<arg choice="plain"><option>--email</option>
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<replaceable>EMAIL</replaceable></arg>
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<arg choice="plain"><option>--comment</option>
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<replaceable>COMMENT</replaceable></arg>
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<arg choice="plain"><option>--expire</option>
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<replaceable>TIME</replaceable></arg>
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<arg choice="plain"><option>--dir
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<replaceable>DIRECTORY</replaceable></option></arg>
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<arg choice="plain"><option>-d
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<replaceable>DIRECTORY</replaceable></option></arg>
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<arg choice="plain"><option>--type
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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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<arg choice="plain"><option>--length
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<replaceable>BITS</replaceable></option></arg>
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<arg choice="plain"><option>-l
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<replaceable>BITS</replaceable></option></arg>
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<arg choice="plain"><option>--subtype
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<replaceable>KEYTYPE</replaceable></option></arg>
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<arg choice="plain"><option>-s
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<replaceable>KEYTYPE</replaceable></option></arg>
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<arg choice="plain"><option>--sublength
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<replaceable>BITS</replaceable></option></arg>
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<arg choice="plain"><option>-L
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<replaceable>BITS</replaceable></option></arg>
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<arg choice="plain"><option>--name
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<replaceable>NAME</replaceable></option></arg>
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<arg choice="plain"><option>-n
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<replaceable>NAME</replaceable></option></arg>
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<arg choice="plain"><option>--email
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<replaceable>ADDRESS</replaceable></option></arg>
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<arg choice="plain"><option>-e
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<replaceable>ADDRESS</replaceable></option></arg>
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<arg choice="plain"><option>--comment
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<replaceable>TEXT</replaceable></option></arg>
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<arg choice="plain"><option>-c
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<replaceable>TEXT</replaceable></option></arg>
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<arg choice="plain"><option>--expire
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<replaceable>TIME</replaceable></option></arg>
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<arg choice="plain"><option>-x
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<replaceable>TIME</replaceable></option></arg>
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<arg choice="plain"><option>--force</option></arg>
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<command>&COMMANDNAME;</command>
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<arg choice="plain"><option>-d</option>
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<replaceable>directory</replaceable></arg>
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<arg choice="plain"><option>-t</option>
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<replaceable>type</replaceable></arg>
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<arg choice="plain"><option>-l</option>
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<replaceable>bits</replaceable></arg>
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<arg choice="plain"><option>-s</option>
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<replaceable>type</replaceable></arg>
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<arg choice="plain"><option>-L</option>
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<replaceable>bits</replaceable></arg>
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<arg choice="plain"><option>-n</option>
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<replaceable>NAME</replaceable></arg>
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<arg choice="plain"><option>-e</option>
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<replaceable>EMAIL</replaceable></arg>
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<arg choice="plain"><option>-c</option>
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<replaceable>COMMENT</replaceable></arg>
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<arg choice="plain"><option>-x</option>
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<replaceable>TIME</replaceable></arg>
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<arg choice="plain"><option>-f</option></arg>
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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>
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<arg choice="plain"><option>--password</option></arg>
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<arg choice="plain"><option>--dir</option>
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<replaceable>directory</replaceable></arg>
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<arg choice="plain"><option>--name</option>
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<replaceable>NAME</replaceable></arg>
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<arg choice="plain"><option>--passfile
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<replaceable>FILE</replaceable></option></arg>
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<arg choice="plain"><option>-F</option>
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<replaceable>FILE</replaceable></arg>
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<arg choice="plain"><option>--dir
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<replaceable>DIRECTORY</replaceable></option></arg>
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<arg choice="plain"><option>-d
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<replaceable>DIRECTORY</replaceable></option></arg>
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<arg choice="plain"><option>--name
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<replaceable>NAME</replaceable></option></arg>
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<arg choice="plain"><option>-n
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<replaceable>NAME</replaceable></option></arg>
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<arg choice="plain"><option>--no-ssh</option></arg>
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<arg choice="plain"><option>-S</option></arg>
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<command>&COMMANDNAME;</command>
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<group choice="req">
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<arg choice="plain"><option>--help</option></arg>
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<arg choice="plain"><option>-h</option></arg>
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<arg choice="plain"><option>--help</option></arg>
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<command>&COMMANDNAME;</command>
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171
<group choice="req">
172
<arg choice="plain"><option>--version</option></arg>
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<arg choice="plain"><option>-v</option></arg>
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<arg choice="plain"><option>--version</option></arg>
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176
</refsynopsisdiv>
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<refsect1 id="description">
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179
<title>DESCRIPTION</title>
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181
<command>&COMMANDNAME;</command> is a program to generate the
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<citerefentry><refentrytitle>password-request</refentrytitle>
197
<manvolnum>8mandos</manvolnum></citerefentry>. The keys are
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<citerefentry><refentrytitle>mandos-client</refentrytitle>
184
<manvolnum>8mandos</manvolnum></citerefentry>. The key is
198
185
normally written to /etc/mandos for later installation into the
199
initrd image, but this, like most things, can be changed with
200
command line options.
186
initrd image, but this, and most other things, can be changed
187
with command line options.
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It can also be used to generate ready-made sections for
190
This program can also be used with the
191
<option>--password</option> or <option>--passfile</option>
192
options to generate a ready-made section for
193
<filename>clients.conf</filename> (see
204
194
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
205
<manvolnum>5</manvolnum></citerefentry> using the
206
<option>--password</option> option.
195
<manvolnum>5</manvolnum></citerefentry>).
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199
<refsect1 id="purpose">
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200
<title>PURPOSE</title>
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202
The purpose of this is to enable <emphasis>remote and unattended
215
203
rebooting</emphasis> of client host computer with an
216
204
<emphasis>encrypted root file system</emphasis>. See <xref
217
205
linkend="overview"/> for details.
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209
<refsect1 id="options">
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210
<title>OPTIONS</title>
227
<term><literal>-h</literal>, <literal>--help</literal></term>
214
<term><option>--help</option></term>
215
<term><option>-h</option></term>
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218
Show a help message and exit
236
<term><literal>-d</literal>, <literal>--dir
237
<replaceable>directory</replaceable></literal></term>
225
<replaceable>DIRECTORY</replaceable></option></term>
227
<replaceable>DIRECTORY</replaceable></option></term>
240
230
Target directory for key files. Default is
241
<filename>/etc/mandos</filename>.
247
<term><literal>-t</literal>, <literal>--type
248
<replaceable>type</replaceable></literal></term>
251
Key type. Default is <quote>DSA</quote>.
257
<term><literal>-l</literal>, <literal>--length
258
<replaceable>bits</replaceable></literal></term>
261
Key length in bits. Default is 2048.
267
<term><literal>-s</literal>, <literal>--subtype
268
<replaceable>type</replaceable></literal></term>
271
Subkey type. Default is <quote>ELG-E</quote> (Elgamal
231
<filename class="directory">/etc/mandos</filename>.
238
<replaceable>TYPE</replaceable></option></term>
240
<replaceable>TYPE</replaceable></option></term>
243
Key type. Default is <quote>RSA</quote>.
249
<term><option>--length
250
<replaceable>BITS</replaceable></option></term>
252
<replaceable>BITS</replaceable></option></term>
255
Key length in bits. Default is 4096.
261
<term><option>--subtype
262
<replaceable>KEYTYPE</replaceable></option></term>
264
<replaceable>KEYTYPE</replaceable></option></term>
267
Subkey type. Default is <quote>RSA</quote> (Elgamal
272
268
encryption-only).
278
<term><literal>-L</literal>, <literal>--sublength
279
<replaceable>bits</replaceable></literal></term>
274
<term><option>--sublength
275
<replaceable>BITS</replaceable></option></term>
277
<replaceable>BITS</replaceable></option></term>
282
Subkey length in bits. Default is 2048.
280
Subkey length in bits. Default is 4096.
288
<term><literal>-e</literal>, <literal>--email</literal>
289
<replaceable>address</replaceable></term>
286
<term><option>--email
287
<replaceable>ADDRESS</replaceable></option></term>
289
<replaceable>ADDRESS</replaceable></option></term>
292
292
Email address of key. Default is empty.
298
<term><literal>-c</literal>, <literal>--comment</literal>
299
<replaceable>comment</replaceable></term>
298
<term><option>--comment
299
<replaceable>TEXT</replaceable></option></term>
301
<replaceable>TEXT</replaceable></option></term>
302
Comment field for key. The default value is
303
<quote><literal>Mandos client key</literal></quote>.
304
Comment field for key. Default is empty.
309
<term><literal>-x</literal>, <literal>--expire</literal>
310
<replaceable>time</replaceable></term>
310
<term><option>--expire
311
<replaceable>TIME</replaceable></option></term>
313
<replaceable>TIME</replaceable></option></term>
313
316
Key expire time. Default is no expiration. See
431
463
Normal invocation needs no options:
434
<userinput>mandos-keygen</userinput>
466
<userinput>&COMMANDNAME;</userinput>
436
468
</informalexample>
437
469
<informalexample>
439
Create keys in another directory and of another type. Force
471
Create key in another directory and of another type. Force
440
472
overwriting old key files:
444
476
<!-- do not wrap this line -->
445
<userinput>mandos-keygen --dir ~/keydir --type RSA --force</userinput>
477
<userinput>&COMMANDNAME; --dir ~/keydir --type RSA --force</userinput>
483
Prompt for a password, encrypt it with the key in <filename
484
class="directory">/etc/mandos</filename> and output a section
485
suitable for <filename>clients.conf</filename>.
488
<userinput>&COMMANDNAME; --password</userinput>
493
Prompt for a password, encrypt it with the key in the
494
<filename>client-key</filename> directory and output a section
495
suitable for <filename>clients.conf</filename>.
499
<!-- do not wrap this line -->
500
<userinput>&COMMANDNAME; --password --dir client-key</userinput>
448
503
</informalexample>
451
506
<refsect1 id="security">
452
507
<title>SECURITY</title>
454
509
The <option>--type</option>, <option>--length</option>,
455
510
<option>--subtype</option>, and <option>--sublength</option>
456
options can be used to create keys of insufficient security. If
457
in doubt, leave them to the default values.
511
options can be used to create keys of low security. If in
512
doubt, leave them to the default values.
460
The key expire time is not guaranteed to be honored by
461
<citerefentry><refentrytitle>mandos</refentrytitle>
515
The key expire time is <emphasis>not</emphasis> guaranteed to be
516
honored by <citerefentry><refentrytitle>mandos</refentrytitle>
462
517
<manvolnum>8</manvolnum></citerefentry>.
466
521
<refsect1 id="see_also">
467
522
<title>SEE ALSO</title>
469
<citerefentry><refentrytitle>password-request</refentrytitle>
524
<citerefentry><refentrytitle>intro</refentrytitle>
470
525
<manvolnum>8mandos</manvolnum></citerefentry>,
526
<citerefentry><refentrytitle>gpg</refentrytitle>
527
<manvolnum>1</manvolnum></citerefentry>,
528
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
529
<manvolnum>5</manvolnum></citerefentry>,
471
530
<citerefentry><refentrytitle>mandos</refentrytitle>
472
531
<manvolnum>8</manvolnum></citerefentry>,
473
<citerefentry><refentrytitle>gpg</refentrytitle>
532
<citerefentry><refentrytitle>mandos-client</refentrytitle>
533
<manvolnum>8mandos</manvolnum></citerefentry>,
534
<citerefentry><refentrytitle>ssh-keyscan</refentrytitle>
474
535
<manvolnum>1</manvolnum></citerefentry>