68
50
<refname><command>&COMMANDNAME;</command></refname>
70
Generate keys for <citerefentry><refentrytitle>password-request
71
</refentrytitle><manvolnum>8mandos</manvolnum></citerefentry>
52
Generate key and password for Mandos client and server.
77
58
<command>&COMMANDNAME;</command>
79
<arg choice="plain"><option>--dir</option>
80
<replaceable>directory</replaceable></arg>
83
<arg choice="plain"><option>--type</option>
84
<replaceable>type</replaceable></arg>
87
<arg choice="plain"><option>--length</option>
88
<replaceable>bits</replaceable></arg>
91
<arg choice="plain"><option>--subtype</option>
92
<replaceable>type</replaceable></arg>
95
<arg choice="plain"><option>--sublength</option>
96
<replaceable>bits</replaceable></arg>
99
<arg choice="plain"><option>--name</option>
100
<replaceable>NAME</replaceable></arg>
103
<arg choice="plain"><option>--email</option>
104
<replaceable>EMAIL</replaceable></arg>
107
<arg choice="plain"><option>--comment</option>
108
<replaceable>COMMENT</replaceable></arg>
111
<arg choice="plain"><option>--expire</option>
112
<replaceable>TIME</replaceable></arg>
60
<arg choice="plain"><option>--dir
61
<replaceable>DIRECTORY</replaceable></option></arg>
62
<arg choice="plain"><option>-d
63
<replaceable>DIRECTORY</replaceable></option></arg>
67
<arg choice="plain"><option>--type
68
<replaceable>KEYTYPE</replaceable></option></arg>
69
<arg choice="plain"><option>-t
70
<replaceable>KEYTYPE</replaceable></option></arg>
74
<arg choice="plain"><option>--length
75
<replaceable>BITS</replaceable></option></arg>
76
<arg choice="plain"><option>-l
77
<replaceable>BITS</replaceable></option></arg>
81
<arg choice="plain"><option>--subtype
82
<replaceable>KEYTYPE</replaceable></option></arg>
83
<arg choice="plain"><option>-s
84
<replaceable>KEYTYPE</replaceable></option></arg>
88
<arg choice="plain"><option>--sublength
89
<replaceable>BITS</replaceable></option></arg>
90
<arg choice="plain"><option>-L
91
<replaceable>BITS</replaceable></option></arg>
95
<arg choice="plain"><option>--name
96
<replaceable>NAME</replaceable></option></arg>
97
<arg choice="plain"><option>-n
98
<replaceable>NAME</replaceable></option></arg>
102
<arg choice="plain"><option>--email
103
<replaceable>ADDRESS</replaceable></option></arg>
104
<arg choice="plain"><option>-e
105
<replaceable>ADDRESS</replaceable></option></arg>
109
<arg choice="plain"><option>--comment
110
<replaceable>TEXT</replaceable></option></arg>
111
<arg choice="plain"><option>-c
112
<replaceable>TEXT</replaceable></option></arg>
116
<arg choice="plain"><option>--expire
117
<replaceable>TIME</replaceable></option></arg>
118
<arg choice="plain"><option>-x
119
<replaceable>TIME</replaceable></option></arg>
115
123
<arg choice="plain"><option>--force</option></arg>
119
<command>&COMMANDNAME;</command>
121
<arg choice="plain"><option>-d</option>
122
<replaceable>directory</replaceable></arg>
125
<arg choice="plain"><option>-t</option>
126
<replaceable>type</replaceable></arg>
129
<arg choice="plain"><option>-l</option>
130
<replaceable>bits</replaceable></arg>
133
<arg choice="plain"><option>-s</option>
134
<replaceable>type</replaceable></arg>
137
<arg choice="plain"><option>-L</option>
138
<replaceable>bits</replaceable></arg>
141
<arg choice="plain"><option>-n</option>
142
<replaceable>NAME</replaceable></arg>
145
<arg choice="plain"><option>-e</option>
146
<replaceable>EMAIL</replaceable></arg>
149
<arg choice="plain"><option>-c</option>
150
<replaceable>COMMENT</replaceable></arg>
153
<arg choice="plain"><option>-x</option>
154
<replaceable>TIME</replaceable></arg>
157
124
<arg choice="plain"><option>-f</option></arg>
161
128
<command>&COMMANDNAME;</command>
162
129
<group choice="req">
130
<arg choice="plain"><option>--password</option></arg>
163
131
<arg choice="plain"><option>-p</option></arg>
164
<arg choice="plain"><option>--password</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>
132
<arg choice="plain"><option>--passfile
133
<replaceable>FILE</replaceable></option></arg>
134
<arg choice="plain"><option>-F</option>
135
<replaceable>FILE</replaceable></arg>
139
<arg choice="plain"><option>--dir
140
<replaceable>DIRECTORY</replaceable></option></arg>
141
<arg choice="plain"><option>-d
142
<replaceable>DIRECTORY</replaceable></option></arg>
146
<arg choice="plain"><option>--name
147
<replaceable>NAME</replaceable></option></arg>
148
<arg choice="plain"><option>-n
149
<replaceable>NAME</replaceable></option></arg>
152
<arg choice="plain"><option>--no-ssh</option></arg>
153
<arg choice="plain"><option>-S</option></arg>
176
157
<command>&COMMANDNAME;</command>
177
158
<group choice="req">
159
<arg choice="plain"><option>--help</option></arg>
178
160
<arg choice="plain"><option>-h</option></arg>
179
<arg choice="plain"><option>--help</option></arg>
183
164
<command>&COMMANDNAME;</command>
184
165
<group choice="req">
166
<arg choice="plain"><option>--version</option></arg>
185
167
<arg choice="plain"><option>-v</option></arg>
186
<arg choice="plain"><option>--version</option></arg>
189
170
</refsynopsisdiv>
191
172
<refsect1 id="description">
192
173
<title>DESCRIPTION</title>
194
175
<command>&COMMANDNAME;</command> is a program to generate the
196
<citerefentry><refentrytitle>password-request</refentrytitle>
197
<manvolnum>8mandos</manvolnum></citerefentry>. The keys are
177
<citerefentry><refentrytitle>mandos-client</refentrytitle>
178
<manvolnum>8mandos</manvolnum></citerefentry>. The key is
198
179
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.
180
initrd image, but this, and most other things, can be changed
181
with command line options.
203
It can also be used to generate ready-made sections for
184
This program can also be used with the
185
<option>--password</option> or <option>--passfile</option>
186
options to generate a ready-made section for
187
<filename>clients.conf</filename> (see
204
188
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
205
<manvolnum>5</manvolnum></citerefentry> using the
206
<option>--password</option> option.
189
<manvolnum>5</manvolnum></citerefentry>).
210
193
<refsect1 id="purpose">
211
194
<title>PURPOSE</title>
214
196
The purpose of this is to enable <emphasis>remote and unattended
215
197
rebooting</emphasis> of client host computer with an
216
198
<emphasis>encrypted root file system</emphasis>. See <xref
217
199
linkend="overview"/> for details.
222
203
<refsect1 id="options">
223
204
<title>OPTIONS</title>
227
<term><literal>-h</literal>, <literal>--help</literal></term>
208
<term><option>--help</option></term>
209
<term><option>-h</option></term>
230
212
Show a help message and exit
236
<term><literal>-d</literal>, <literal>--dir
237
<replaceable>directory</replaceable></literal></term>
219
<replaceable>DIRECTORY</replaceable></option></term>
221
<replaceable>DIRECTORY</replaceable></option></term>
240
224
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
225
<filename class="directory">/etc/mandos</filename>.
232
<replaceable>TYPE</replaceable></option></term>
234
<replaceable>TYPE</replaceable></option></term>
237
Key type. Default is <quote>RSA</quote>.
243
<term><option>--length
244
<replaceable>BITS</replaceable></option></term>
246
<replaceable>BITS</replaceable></option></term>
249
Key length in bits. Default is 4096.
255
<term><option>--subtype
256
<replaceable>KEYTYPE</replaceable></option></term>
258
<replaceable>KEYTYPE</replaceable></option></term>
261
Subkey type. Default is <quote>RSA</quote> (Elgamal
272
262
encryption-only).
278
<term><literal>-L</literal>, <literal>--sublength
279
<replaceable>bits</replaceable></literal></term>
268
<term><option>--sublength
269
<replaceable>BITS</replaceable></option></term>
271
<replaceable>BITS</replaceable></option></term>
282
Subkey length in bits. Default is 2048.
274
Subkey length in bits. Default is 4096.
288
<term><literal>-e</literal>, <literal>--email</literal>
289
<replaceable>address</replaceable></term>
280
<term><option>--email
281
<replaceable>ADDRESS</replaceable></option></term>
283
<replaceable>ADDRESS</replaceable></option></term>
292
286
Email address of key. Default is empty.
298
<term><literal>-c</literal>, <literal>--comment</literal>
299
<replaceable>comment</replaceable></term>
292
<term><option>--comment
293
<replaceable>TEXT</replaceable></option></term>
295
<replaceable>TEXT</replaceable></option></term>
302
Comment field for key. The default value is
303
<quote><literal>Mandos client key</literal></quote>.
298
Comment field for key. Default is empty.
309
<term><literal>-x</literal>, <literal>--expire</literal>
310
<replaceable>time</replaceable></term>
304
<term><option>--expire
305
<replaceable>TIME</replaceable></option></term>
307
<replaceable>TIME</replaceable></option></term>
313
310
Key expire time. Default is no expiration. See
431
458
Normal invocation needs no options:
434
<userinput>mandos-keygen</userinput>
461
<userinput>&COMMANDNAME;</userinput>
436
463
</informalexample>
437
464
<informalexample>
439
Create keys in another directory and of another type. Force
466
Create key in another directory and of another type. Force
440
467
overwriting old key files:
444
471
<!-- do not wrap this line -->
445
<userinput>mandos-keygen --dir ~/keydir --type RSA --force</userinput>
472
<userinput>&COMMANDNAME; --dir ~/keydir --type RSA --force</userinput>
478
Prompt for a password, encrypt it with the key in <filename
479
class="directory">/etc/mandos</filename> and output a section
480
suitable for <filename>clients.conf</filename>.
483
<userinput>&COMMANDNAME; --password</userinput>
488
Prompt for a password, encrypt it with the key in the
489
<filename>client-key</filename> directory and output a section
490
suitable for <filename>clients.conf</filename>.
494
<!-- do not wrap this line -->
495
<userinput>&COMMANDNAME; --password --dir client-key</userinput>
448
498
</informalexample>
451
501
<refsect1 id="security">
452
502
<title>SECURITY</title>
454
504
The <option>--type</option>, <option>--length</option>,
455
505
<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.
506
options can be used to create keys of low security. If in
507
doubt, leave them to the default values.
460
The key expire time is not guaranteed to be honored by
461
<citerefentry><refentrytitle>mandos</refentrytitle>
510
The key expire time is <emphasis>not</emphasis> guaranteed to be
511
honored by <citerefentry><refentrytitle>mandos</refentrytitle>
462
512
<manvolnum>8</manvolnum></citerefentry>.
466
516
<refsect1 id="see_also">
467
517
<title>SEE ALSO</title>
469
<citerefentry><refentrytitle>password-request</refentrytitle>
519
<citerefentry><refentrytitle>intro</refentrytitle>
470
520
<manvolnum>8mandos</manvolnum></citerefentry>,
521
<citerefentry><refentrytitle>gpg</refentrytitle>
522
<manvolnum>1</manvolnum></citerefentry>,
523
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
524
<manvolnum>5</manvolnum></citerefentry>,
471
525
<citerefentry><refentrytitle>mandos</refentrytitle>
472
526
<manvolnum>8</manvolnum></citerefentry>,
473
<citerefentry><refentrytitle>gpg</refentrytitle>
527
<citerefentry><refentrytitle>mandos-client</refentrytitle>
528
<manvolnum>8mandos</manvolnum></citerefentry>,
529
<citerefentry><refentrytitle>ssh-keyscan</refentrytitle>
474
530
<manvolnum>1</manvolnum></citerefentry>