68
58
<refname><command>&COMMANDNAME;</command></refname>
70
Generate keys for <citerefentry><refentrytitle>password-request
71
</refentrytitle><manvolnum>8mandos</manvolnum></citerefentry>
60
Generate key and password for Mandos client and server.
77
66
<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>
68
<arg choice="plain"><option>--dir
69
<replaceable>DIRECTORY</replaceable></option></arg>
70
<arg choice="plain"><option>-d
71
<replaceable>DIRECTORY</replaceable></option></arg>
75
<arg choice="plain"><option>--type
76
<replaceable>KEYTYPE</replaceable></option></arg>
77
<arg choice="plain"><option>-t
78
<replaceable>KEYTYPE</replaceable></option></arg>
82
<arg choice="plain"><option>--length
83
<replaceable>BITS</replaceable></option></arg>
84
<arg choice="plain"><option>-l
85
<replaceable>BITS</replaceable></option></arg>
89
<arg choice="plain"><option>--subtype
90
<replaceable>KEYTYPE</replaceable></option></arg>
91
<arg choice="plain"><option>-s
92
<replaceable>KEYTYPE</replaceable></option></arg>
96
<arg choice="plain"><option>--sublength
97
<replaceable>BITS</replaceable></option></arg>
98
<arg choice="plain"><option>-L
99
<replaceable>BITS</replaceable></option></arg>
103
<arg choice="plain"><option>--name
104
<replaceable>NAME</replaceable></option></arg>
105
<arg choice="plain"><option>-n
106
<replaceable>NAME</replaceable></option></arg>
110
<arg choice="plain"><option>--email
111
<replaceable>ADDRESS</replaceable></option></arg>
112
<arg choice="plain"><option>-e
113
<replaceable>ADDRESS</replaceable></option></arg>
117
<arg choice="plain"><option>--comment
118
<replaceable>TEXT</replaceable></option></arg>
119
<arg choice="plain"><option>-c
120
<replaceable>TEXT</replaceable></option></arg>
124
<arg choice="plain"><option>--expire
125
<replaceable>TIME</replaceable></option></arg>
126
<arg choice="plain"><option>-x
127
<replaceable>TIME</replaceable></option></arg>
131
<arg choice="plain"><option>--tls-keytype
132
<replaceable>KEYTYPE</replaceable></option></arg>
133
<arg choice="plain"><option>-T
134
<replaceable>KEYTYPE</replaceable></option></arg>
115
138
<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
139
<arg choice="plain"><option>-f</option></arg>
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143
<command>&COMMANDNAME;</command>
162
144
<group choice="req">
145
<arg choice="plain"><option>--password</option></arg>
163
146
<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>
147
<arg choice="plain"><option>--passfile
148
<replaceable>FILE</replaceable></option></arg>
149
<arg choice="plain"><option>-F</option>
150
<replaceable>FILE</replaceable></arg>
154
<arg choice="plain"><option>--dir
155
<replaceable>DIRECTORY</replaceable></option></arg>
156
<arg choice="plain"><option>-d
157
<replaceable>DIRECTORY</replaceable></option></arg>
161
<arg choice="plain"><option>--name
162
<replaceable>NAME</replaceable></option></arg>
163
<arg choice="plain"><option>-n
164
<replaceable>NAME</replaceable></option></arg>
167
<arg choice="plain"><option>--no-ssh</option></arg>
168
<arg choice="plain"><option>-S</option></arg>
176
172
<command>&COMMANDNAME;</command>
177
173
<group choice="req">
174
<arg choice="plain"><option>--help</option></arg>
178
175
<arg choice="plain"><option>-h</option></arg>
179
<arg choice="plain"><option>--help</option></arg>
183
179
<command>&COMMANDNAME;</command>
184
180
<group choice="req">
181
<arg choice="plain"><option>--version</option></arg>
185
182
<arg choice="plain"><option>-v</option></arg>
186
<arg choice="plain"><option>--version</option></arg>
189
185
</refsynopsisdiv>
191
187
<refsect1 id="description">
192
188
<title>DESCRIPTION</title>
194
190
<command>&COMMANDNAME;</command> is a program to generate the
196
<citerefentry><refentrytitle>password-request</refentrytitle>
191
TLS and OpenPGP keys used by
192
<citerefentry><refentrytitle>mandos-client</refentrytitle>
197
193
<manvolnum>8mandos</manvolnum></citerefentry>. The keys are
198
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.
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.
203
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
204
203
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
205
<manvolnum>5</manvolnum></citerefentry> using the
206
<option>--password</option> option.
204
<manvolnum>5</manvolnum></citerefentry>).
210
208
<refsect1 id="purpose">
211
209
<title>PURPOSE</title>
214
211
The purpose of this is to enable <emphasis>remote and unattended
215
212
rebooting</emphasis> of client host computer with an
216
213
<emphasis>encrypted root file system</emphasis>. See <xref
217
214
linkend="overview"/> for details.
222
218
<refsect1 id="options">
223
219
<title>OPTIONS</title>
227
<term><literal>-h</literal>, <literal>--help</literal></term>
223
<term><option>--help</option></term>
224
<term><option>-h</option></term>
230
227
Show a help message and exit
236
<term><literal>-d</literal>, <literal>--dir
237
<replaceable>directory</replaceable></literal></term>
240
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
278
<term><literal>-L</literal>, <literal>--sublength
279
<replaceable>bits</replaceable></literal></term>
282
Subkey length in bits. Default is 2048.
288
<term><literal>-e</literal>, <literal>--email</literal>
289
<replaceable>address</replaceable></term>
234
<replaceable>DIRECTORY</replaceable></option></term>
236
<replaceable>DIRECTORY</replaceable></option></term>
239
Target directory for key files. Default is <filename
240
class="directory">/etc/keys/mandos</filename>.
247
<replaceable>TYPE</replaceable></option></term>
249
<replaceable>TYPE</replaceable></option></term>
252
OpenPGP key type. Default is <quote>RSA</quote>.
258
<term><option>--length
259
<replaceable>BITS</replaceable></option></term>
261
<replaceable>BITS</replaceable></option></term>
264
OpenPGP key length in bits. Default is 4096.
270
<term><option>--subtype
271
<replaceable>KEYTYPE</replaceable></option></term>
273
<replaceable>KEYTYPE</replaceable></option></term>
276
OpenPGP subkey type. Default is <quote>RSA</quote>
282
<term><option>--sublength
283
<replaceable>BITS</replaceable></option></term>
285
<replaceable>BITS</replaceable></option></term>
288
OpenPGP subkey length in bits. Default is 4096.
294
<term><option>--email
295
<replaceable>ADDRESS</replaceable></option></term>
297
<replaceable>ADDRESS</replaceable></option></term>
292
300
Email address of key. Default is empty.
298
<term><literal>-c</literal>, <literal>--comment</literal>
299
<replaceable>comment</replaceable></term>
306
<term><option>--comment
307
<replaceable>TEXT</replaceable></option></term>
309
<replaceable>TEXT</replaceable></option></term>
302
Comment field for key. The default value is
303
<quote><literal>Mandos client key</literal></quote>.
312
Comment field for key. Default is empty.
309
<term><literal>-x</literal>, <literal>--expire</literal>
310
<replaceable>time</replaceable></term>
318
<term><option>--expire
319
<replaceable>TIME</replaceable></option></term>
321
<replaceable>TIME</replaceable></option></term>
313
324
Key expire time. Default is no expiration. See
321
<term><literal>-f</literal>, <literal>--force</literal></term>
324
Force overwriting old keys.
329
<term><literal>-p</literal>, <literal>--password</literal
332
<term><option>--tls-keytype
333
<replaceable>KEYTYPE</replaceable></option></term>
335
<replaceable>KEYTYPE</replaceable></option></term>
338
TLS key type. Default is <quote>ed25519</quote>
344
<term><option>--force</option></term>
345
<term><option>-f</option></term>
348
Force overwriting old key.
353
<term><option>--password</option></term>
354
<term><option>-p</option></term>
333
357
Prompt for a password and encrypt it with the key already
334
present in either <filename>/etc/mandos</filename> or the
335
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>
336
360
option. Outputs, on standard output, a section suitable
337
361
for inclusion in <citerefentry><refentrytitle
338
362
>mandos-clients.conf</refentrytitle><manvolnum
339
363
>8</manvolnum></citerefentry>. The host name or the name
340
364
specified with the <option>--name</option> option is used
341
365
for the section header. All other options are ignored,
342
and no keys are created.
366
and no key is created. Note: white space is stripped from
367
the beginning and from the end of the password; See <xref
373
<term><option>--passfile
374
<replaceable>FILE</replaceable></option></term>
376
<replaceable>FILE</replaceable></option></term>
379
The same as <option>--password</option>, but read from
380
<replaceable>FILE</replaceable>, not the terminal, and
381
white space is not stripped from the password in any way.
386
<term><option>--no-ssh</option></term>
387
<term><option>-S</option></term>
390
When <option>--password</option> or
391
<option>--passfile</option> is given, this option will
392
prevent <command>&COMMANDNAME;</command> from calling
393
<command>ssh-keyscan</command> to get an SSH fingerprint
394
for this host and, if successful, output suitable config
395
options to use this fingerprint as a
396
<option>checker</option> option in the output. This is
397
otherwise the default behavior.
349
404
<refsect1 id="overview">
350
405
<title>OVERVIEW</title>
351
406
<xi:include href="overview.xml"/>
353
This program is a small utility to generate new OpenPGP keys for
408
This program is a small utility to generate new TLS and OpenPGP
409
keys for new Mandos clients, and to generate sections for
410
inclusion in <filename>clients.conf</filename> on the server.
358
414
<refsect1 id="exit_status">
359
415
<title>EXIT STATUS</title>
361
The exit status will be 0 if new keys were successfully created,
417
The exit status will be 0 if a new key (or password, if the
418
<option>--password</option> option was used) was successfully
419
created, otherwise not.
431
509
Normal invocation needs no options:
434
<userinput>mandos-keygen</userinput>
512
<userinput>&COMMANDNAME;</userinput>
436
514
</informalexample>
437
515
<informalexample>
439
Create keys in another directory and of another type. Force
517
Create key in another directory and of another type. Force
440
518
overwriting old key files:
444
522
<!-- do not wrap this line -->
445
<userinput>mandos-keygen --dir ~/keydir --type RSA --force</userinput>
523
<userinput>&COMMANDNAME; --dir ~/keydir --type RSA --force</userinput>
529
Prompt for a password, encrypt it with the keys in <filename
530
class="directory">/etc/keys/mandos</filename> and output a
531
section suitable for <filename>clients.conf</filename>.
534
<userinput>&COMMANDNAME; --password</userinput>
539
Prompt for a password, encrypt it with the keys in the
540
<filename>client-key</filename> directory and output a section
541
suitable for <filename>clients.conf</filename>.
545
<!-- do not wrap this line -->
546
<userinput>&COMMANDNAME; --password --dir client-key</userinput>
448
549
</informalexample>
451
552
<refsect1 id="security">
452
553
<title>SECURITY</title>
454
555
The <option>--type</option>, <option>--length</option>,
455
556
<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.
557
options can be used to create keys of low security. If in
558
doubt, leave them to the default values.
460
The key expire time is not guaranteed to be honored by
461
<citerefentry><refentrytitle>mandos</refentrytitle>
561
The key expire time is <emphasis>not</emphasis> guaranteed to be
562
honored by <citerefentry><refentrytitle>mandos</refentrytitle>
462
563
<manvolnum>8</manvolnum></citerefentry>.
466
567
<refsect1 id="see_also">
467
568
<title>SEE ALSO</title>
469
<citerefentry><refentrytitle>password-request</refentrytitle>
570
<citerefentry><refentrytitle>intro</refentrytitle>
470
571
<manvolnum>8mandos</manvolnum></citerefentry>,
572
<citerefentry><refentrytitle>gpg</refentrytitle>
573
<manvolnum>1</manvolnum></citerefentry>,
574
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
575
<manvolnum>5</manvolnum></citerefentry>,
471
576
<citerefentry><refentrytitle>mandos</refentrytitle>
472
577
<manvolnum>8</manvolnum></citerefentry>,
473
<citerefentry><refentrytitle>gpg</refentrytitle>
578
<citerefentry><refentrytitle>mandos-client</refentrytitle>
579
<manvolnum>8mandos</manvolnum></citerefentry>,
580
<citerefentry><refentrytitle>ssh-keyscan</refentrytitle>
474
581
<manvolnum>1</manvolnum></citerefentry>