55
68
<refname><command>&COMMANDNAME;</command></refname>
57
Generate key and password for Mandos client and server.
70
Generate keys for <citerefentry><refentrytitle>password-request
71
</refentrytitle><manvolnum>8mandos</manvolnum></citerefentry>
63
77
<command>&COMMANDNAME;</command>
65
<arg choice="plain"><option>--dir
66
<replaceable>DIRECTORY</replaceable></option></arg>
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<arg choice="plain"><option>-d
68
<replaceable>DIRECTORY</replaceable></option></arg>
72
<arg choice="plain"><option>--type
73
<replaceable>KEYTYPE</replaceable></option></arg>
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<arg choice="plain"><option>-t
75
<replaceable>KEYTYPE</replaceable></option></arg>
79
<arg choice="plain"><option>--length
80
<replaceable>BITS</replaceable></option></arg>
81
<arg choice="plain"><option>-l
82
<replaceable>BITS</replaceable></option></arg>
86
<arg choice="plain"><option>--subtype
87
<replaceable>KEYTYPE</replaceable></option></arg>
88
<arg choice="plain"><option>-s
89
<replaceable>KEYTYPE</replaceable></option></arg>
93
<arg choice="plain"><option>--sublength
94
<replaceable>BITS</replaceable></option></arg>
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<arg choice="plain"><option>-L
96
<replaceable>BITS</replaceable></option></arg>
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<arg choice="plain"><option>--name
101
<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
115
<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
122
<replaceable>TIME</replaceable></option></arg>
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<arg choice="plain"><option>-x
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<replaceable>TIME</replaceable></option></arg>
79
<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>
88
<replaceable>bits</replaceable></arg>
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<arg choice="plain"><option>--subtype</option>
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<replaceable>type</replaceable></arg>
95
<arg choice="plain"><option>--sublength</option>
96
<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>--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">
163
<arg choice="plain"><option>-p</option></arg>
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<arg choice="plain"><option>--password</option></arg>
136
<arg choice="plain"><option>-p</option></arg>
137
<arg choice="plain"><option>--passfile
138
<replaceable>FILE</replaceable></option></arg>
139
<arg choice="plain"><option>-F</option>
140
<replaceable>FILE</replaceable></arg>
144
<arg choice="plain"><option>--dir
145
<replaceable>DIRECTORY</replaceable></option></arg>
146
<arg choice="plain"><option>-d
147
<replaceable>DIRECTORY</replaceable></option></arg>
151
<arg choice="plain"><option>--name
152
<replaceable>NAME</replaceable></option></arg>
153
<arg choice="plain"><option>-n
154
<replaceable>NAME</replaceable></option></arg>
157
<arg choice="plain"><option>--no-ssh</option></arg>
158
<arg choice="plain"><option>-S</option></arg>
167
<arg choice="plain"><option>--dir</option>
168
<replaceable>directory</replaceable></arg>
171
<arg choice="plain"><option>--name</option>
172
<replaceable>NAME</replaceable></arg>
162
176
<command>&COMMANDNAME;</command>
163
177
<group choice="req">
178
<arg choice="plain"><option>-h</option></arg>
164
179
<arg choice="plain"><option>--help</option></arg>
165
<arg choice="plain"><option>-h</option></arg>
169
183
<command>&COMMANDNAME;</command>
170
184
<group choice="req">
185
<arg choice="plain"><option>-v</option></arg>
171
186
<arg choice="plain"><option>--version</option></arg>
172
<arg choice="plain"><option>-v</option></arg>
175
189
</refsynopsisdiv>
177
191
<refsect1 id="description">
178
192
<title>DESCRIPTION</title>
180
194
<command>&COMMANDNAME;</command> is a program to generate the
182
<citerefentry><refentrytitle>mandos-client</refentrytitle>
183
<manvolnum>8mandos</manvolnum></citerefentry>. The key is
196
<citerefentry><refentrytitle>password-request</refentrytitle>
197
<manvolnum>8mandos</manvolnum></citerefentry>. The keys are
184
198
normally written to /etc/mandos for later installation into the
185
initrd image, but this, and most other things, can be changed
186
with command line options.
199
initrd image, but this, like most things, can be changed with
200
command line options.
189
This program can also be used with the
190
<option>--password</option> or <option>--passfile</option>
191
options to generate a ready-made section for
192
<filename>clients.conf</filename> (see
203
It can also be used to generate ready-made sections for
193
204
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
194
<manvolnum>5</manvolnum></citerefentry>).
205
<manvolnum>5</manvolnum></citerefentry> using the
206
<option>--password</option> option.
198
210
<refsect1 id="purpose">
199
211
<title>PURPOSE</title>
201
214
The purpose of this is to enable <emphasis>remote and unattended
202
215
rebooting</emphasis> of client host computer with an
203
216
<emphasis>encrypted root file system</emphasis>. See <xref
204
217
linkend="overview"/> for details.
208
222
<refsect1 id="options">
209
223
<title>OPTIONS</title>
213
<term><option>--help</option></term>
214
<term><option>-h</option></term>
227
<term><literal>-h</literal>, <literal>--help</literal></term>
217
230
Show a help message and exit
224
<replaceable>DIRECTORY</replaceable></option></term>
226
<replaceable>DIRECTORY</replaceable></option></term>
236
<term><literal>-d</literal>, <literal>--dir
237
<replaceable>directory</replaceable></literal></term>
229
240
Target directory for key files. Default is
230
<filename class="directory">/etc/mandos</filename>.
237
<replaceable>TYPE</replaceable></option></term>
239
<replaceable>TYPE</replaceable></option></term>
242
Key type. Default is <quote>RSA</quote>.
248
<term><option>--length
249
<replaceable>BITS</replaceable></option></term>
251
<replaceable>BITS</replaceable></option></term>
254
Key length in bits. Default is 4096.
260
<term><option>--subtype
261
<replaceable>KEYTYPE</replaceable></option></term>
263
<replaceable>KEYTYPE</replaceable></option></term>
266
Subkey type. Default is <quote>RSA</quote> (Elgamal
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
267
272
encryption-only).
273
<term><option>--sublength
274
<replaceable>BITS</replaceable></option></term>
276
<replaceable>BITS</replaceable></option></term>
278
<term><literal>-L</literal>, <literal>--sublength
279
<replaceable>bits</replaceable></literal></term>
279
Subkey length in bits. Default is 4096.
282
Subkey length in bits. Default is 2048.
285
<term><option>--email
286
<replaceable>ADDRESS</replaceable></option></term>
288
<replaceable>ADDRESS</replaceable></option></term>
288
<term><literal>-e</literal>, <literal>--email</literal>
289
<replaceable>address</replaceable></term>
291
292
Email address of key. Default is empty.
297
<term><option>--comment
298
<replaceable>TEXT</replaceable></option></term>
300
<replaceable>TEXT</replaceable></option></term>
298
<term><literal>-c</literal>, <literal>--comment</literal>
299
<replaceable>comment</replaceable></term>
303
Comment field for key. Default is empty.
302
Comment field for key. The default value is
303
<quote><literal>Mandos client key</literal></quote>.
309
<term><option>--expire
310
<replaceable>TIME</replaceable></option></term>
312
<replaceable>TIME</replaceable></option></term>
309
<term><literal>-x</literal>, <literal>--expire</literal>
310
<replaceable>time</replaceable></term>
315
313
Key expire time. Default is no expiration. See
479
448
</informalexample>
482
Prompt for a password, encrypt it with the key in <filename
483
class="directory">/etc/mandos</filename> and output a section
484
suitable for <filename>clients.conf</filename>.
487
<userinput>&COMMANDNAME; --password</userinput>
492
Prompt for a password, encrypt it with the key in the
493
<filename>client-key</filename> directory and output a section
494
suitable for <filename>clients.conf</filename>.
498
<!-- do not wrap this line -->
499
<userinput>&COMMANDNAME; --password --dir client-key</userinput>
505
451
<refsect1 id="security">
506
452
<title>SECURITY</title>
508
454
The <option>--type</option>, <option>--length</option>,
509
455
<option>--subtype</option>, and <option>--sublength</option>
510
options can be used to create keys of low security. If in
511
doubt, leave them to the default values.
456
options can be used to create keys of insufficient security. If
457
in doubt, leave them to the default values.
514
The key expire time is <emphasis>not</emphasis> guaranteed to be
515
honored by <citerefentry><refentrytitle>mandos</refentrytitle>
460
The key expire time is not guaranteed to be honored by
461
<citerefentry><refentrytitle>mandos</refentrytitle>
516
462
<manvolnum>8</manvolnum></citerefentry>.
520
466
<refsect1 id="see_also">
521
467
<title>SEE ALSO</title>
523
<citerefentry><refentrytitle>intro</refentrytitle>
469
<citerefentry><refentrytitle>password-request</refentrytitle>
524
470
<manvolnum>8mandos</manvolnum></citerefentry>,
471
<citerefentry><refentrytitle>mandos</refentrytitle>
472
<manvolnum>8</manvolnum></citerefentry>,
525
473
<citerefentry><refentrytitle>gpg</refentrytitle>
526
<manvolnum>1</manvolnum></citerefentry>,
527
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
528
<manvolnum>5</manvolnum></citerefentry>,
529
<citerefentry><refentrytitle>mandos</refentrytitle>
530
<manvolnum>8</manvolnum></citerefentry>,
531
<citerefentry><refentrytitle>mandos-client</refentrytitle>
532
<manvolnum>8mandos</manvolnum></citerefentry>,
533
<citerefentry><refentrytitle>ssh-keyscan</refentrytitle>
534
474
<manvolnum>1</manvolnum></citerefentry>