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48
<refname><command>&COMMANDNAME;</command></refname>
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Generate keys for <citerefentry><refentrytitle>password-request
69
</refentrytitle><manvolnum>8mandos</manvolnum></citerefentry>
50
Generate key and password for Mandos client and server.
75
56
<command>&COMMANDNAME;</command>
77
<arg choice="plain"><option>--dir</option>
78
<replaceable>directory</replaceable></arg>
81
<arg choice="plain"><option>--type</option>
82
<replaceable>type</replaceable></arg>
85
<arg choice="plain"><option>--length</option>
86
<replaceable>bits</replaceable></arg>
89
<arg choice="plain"><option>--name</option>
90
<replaceable>NAME</replaceable></arg>
93
<arg choice="plain"><option>--email</option>
94
<replaceable>EMAIL</replaceable></arg>
97
<arg choice="plain"><option>--comment</option>
98
<replaceable>COMMENT</replaceable></arg>
101
<arg choice="plain"><option>--expire</option>
102
<replaceable>TIME</replaceable></arg>
105
<arg choice="plain"><option>--force</option></arg>
109
<command>&COMMANDNAME;</command>
111
<arg choice="plain"><option>-d</option>
112
<replaceable>directory</replaceable></arg>
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<arg choice="plain"><option>-t</option>
116
<replaceable>type</replaceable></arg>
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<arg choice="plain"><option>-l</option>
120
<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>
128
<replaceable>EMAIL</replaceable></arg>
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<arg choice="plain"><option>-c</option>
132
<replaceable>COMMENT</replaceable></arg>
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<arg choice="plain"><option>-x</option>
136
<replaceable>TIME</replaceable></arg>
139
<arg choice="plain"><option>-f</option></arg>
143
<command>&COMMANDNAME;</command>
145
<arg choice='plain'><option>-h</option></arg>
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<arg choice='plain'><option>--help</option></arg>
150
<command>&COMMANDNAME;</command>
152
<arg choice='plain'><option>-v</option></arg>
153
<arg choice='plain'><option>--version</option></arg>
58
<arg choice="plain"><option>--dir
59
<replaceable>DIRECTORY</replaceable></option></arg>
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<arg choice="plain"><option>-d
61
<replaceable>DIRECTORY</replaceable></option></arg>
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<arg choice="plain"><option>--type
66
<replaceable>KEYTYPE</replaceable></option></arg>
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<arg choice="plain"><option>-t
68
<replaceable>KEYTYPE</replaceable></option></arg>
72
<arg choice="plain"><option>--length
73
<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
80
<replaceable>KEYTYPE</replaceable></option></arg>
81
<arg choice="plain"><option>-s
82
<replaceable>KEYTYPE</replaceable></option></arg>
86
<arg choice="plain"><option>--sublength
87
<replaceable>BITS</replaceable></option></arg>
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<arg choice="plain"><option>-L
89
<replaceable>BITS</replaceable></option></arg>
93
<arg choice="plain"><option>--name
94
<replaceable>NAME</replaceable></option></arg>
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<arg choice="plain"><option>-n
96
<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
108
<replaceable>TEXT</replaceable></option></arg>
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<arg choice="plain"><option>-c
110
<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><option>--force</option></arg>
123
<command>&COMMANDNAME;</command>
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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>--passfile
128
<replaceable>FILE</replaceable></option></arg>
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<arg choice="plain"><option>-F</option>
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<replaceable>FILE</replaceable></arg>
134
<arg choice="plain"><option>--dir
135
<replaceable>DIRECTORY</replaceable></option></arg>
136
<arg choice="plain"><option>-d
137
<replaceable>DIRECTORY</replaceable></option></arg>
141
<arg choice="plain"><option>--name
142
<replaceable>NAME</replaceable></option></arg>
143
<arg choice="plain"><option>-n
144
<replaceable>NAME</replaceable></option></arg>
148
<command>&COMMANDNAME;</command>
150
<arg choice="plain"><option>--help</option></arg>
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<arg choice="plain"><option>-h</option></arg>
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<command>&COMMANDNAME;</command>
157
<arg choice="plain"><option>--version</option></arg>
158
<arg choice="plain"><option>-v</option></arg>
156
161
</refsynopsisdiv>
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163
<refsect1 id="description">
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164
<title>DESCRIPTION</title>
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166
<command>&COMMANDNAME;</command> is a program to generate the
163
<citerefentry><refentrytitle>password-request</refentrytitle>
164
<manvolnum>8mandos</manvolnum></citerefentry>. The keys are
168
<citerefentry><refentrytitle>mandos-client</refentrytitle>
169
<manvolnum>8mandos</manvolnum></citerefentry>. The key is
165
170
normally written to /etc/mandos for later installation into the
166
initrd image, but this, like most things, can be changed with
167
command line options.
171
initrd image, but this, and most other things, can be changed
172
with command line options.
175
This program can also be used with the
176
<option>--password</option> or <option>--passfile</option>
177
options to generate a ready-made section for
178
<filename>clients.conf</filename> (see
179
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
180
<manvolnum>5</manvolnum></citerefentry>).
171
184
<refsect1 id="purpose">
172
185
<title>PURPOSE</title>
175
187
The purpose of this is to enable <emphasis>remote and unattended
176
188
rebooting</emphasis> of client host computer with an
177
189
<emphasis>encrypted root file system</emphasis>. See <xref
178
190
linkend="overview"/> for details.
183
194
<refsect1 id="options">
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195
<title>OPTIONS</title>
188
<term><literal>-h</literal>, <literal>--help</literal></term>
199
<term><option>--help</option></term>
200
<term><option>-h</option></term>
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203
Show a help message and exit
197
<term><literal>-d</literal>, <literal>--dir
198
<replaceable>directory</replaceable></literal></term>
201
Target directory for key files.
207
<term><literal>-t</literal>, <literal>--type
208
<replaceable>type</replaceable></literal></term>
211
Key type. Default is DSA.
217
<term><literal>-l</literal>, <literal>--length
218
<replaceable>bits</replaceable></literal></term>
221
Key length in bits. Default is 1024.
227
<term><literal>-e</literal>, <literal>--email</literal>
228
<replaceable>address</replaceable></term>
210
<replaceable>DIRECTORY</replaceable></option></term>
212
<replaceable>DIRECTORY</replaceable></option></term>
215
Target directory for key files. Default is
216
<filename>/etc/mandos</filename>.
223
<replaceable>TYPE</replaceable></option></term>
225
<replaceable>TYPE</replaceable></option></term>
228
Key type. Default is <quote>DSA</quote>.
234
<term><option>--length
235
<replaceable>BITS</replaceable></option></term>
237
<replaceable>BITS</replaceable></option></term>
240
Key length in bits. Default is 2048.
246
<term><option>--subtype
247
<replaceable>KEYTYPE</replaceable></option></term>
249
<replaceable>KEYTYPE</replaceable></option></term>
252
Subkey type. Default is <quote>ELG-E</quote> (Elgamal
259
<term><option>--sublength
260
<replaceable>BITS</replaceable></option></term>
262
<replaceable>BITS</replaceable></option></term>
265
Subkey length in bits. Default is 2048.
271
<term><option>--email
272
<replaceable>ADDRESS</replaceable></option></term>
274
<replaceable>ADDRESS</replaceable></option></term>
231
277
Email address of key. Default is empty.
237
<term><literal>-c</literal>, <literal>--comment</literal>
238
<replaceable>comment</replaceable></term>
283
<term><option>--comment
284
<replaceable>TEXT</replaceable></option></term>
286
<replaceable>TEXT</replaceable></option></term>
241
289
Comment field for key. The default value is
242
"<literal>Mandos client key</literal>".
290
<quote><literal>Mandos client key</literal></quote>.
248
<term><literal>-x</literal>, <literal>--expire</literal>
249
<replaceable>time</replaceable></term>
296
<term><option>--expire
297
<replaceable>TIME</replaceable></option></term>
299
<replaceable>TIME</replaceable></option></term>
252
302
Key expire time. Default is no expiration. See
260
<term><literal>-f</literal>, <literal>--force</literal></term>
263
Force overwriting old keys.
310
<term><option>--force</option></term>
311
<term><option>-f</option></term>
314
Force overwriting old key.
319
<term><option>--password</option></term>
320
<term><option>-p</option></term>
323
Prompt for a password and encrypt it with the key already
324
present in either <filename>/etc/mandos</filename> or the
325
directory specified with the <option>--dir</option>
326
option. Outputs, on standard output, a section suitable
327
for inclusion in <citerefentry><refentrytitle
328
>mandos-clients.conf</refentrytitle><manvolnum
329
>8</manvolnum></citerefentry>. The host name or the name
330
specified with the <option>--name</option> option is used
331
for the section header. All other options are ignored,
332
and no key is created.
337
<term><option>--passfile
338
<replaceable>FILE</replaceable></option></term>
340
<replaceable>FILE</replaceable></option></term>
343
The same as <option>--password</option>, but read from
344
<replaceable>FILE</replaceable>, not the terminal.
270
351
<refsect1 id="overview">
271
352
<title>OVERVIEW</title>
353
<xi:include href="overview.xml"/>
274
This program is a small program to generate new OpenPGP keys for
355
This program is a small utility to generate new OpenPGP keys for
356
new Mandos clients, and to generate sections for inclusion in
357
<filename>clients.conf</filename> on the server.
279
361
<refsect1 id="exit_status">
280
362
<title>EXIT STATUS</title>
282
The exit status will be 0 if new keys were successfully created,
364
The exit status will be 0 if a new key (or password, if the
365
<option>--password</option> option was used) was successfully
366
created, otherwise not.
352
434
Normal invocation needs no options:
355
<userinput>mandos-keygen</userinput>
437
<userinput>&COMMANDNAME;</userinput>
357
439
</informalexample>
358
440
<informalexample>
360
Create keys in another directory and of another type. Force
442
Create key in another directory and of another type. Force
361
443
overwriting old key files:
365
447
<!-- do not wrap this line -->
366
<userinput>mandos-keygen --dir ~/keydir --type RSA --force</userinput>
448
<userinput>&COMMANDNAME; --dir ~/keydir --type RSA --force</userinput>
454
Prompt for a password, encrypt it with the key in
455
<filename>/etc/mandos</filename> and output a section suitable
456
for <filename>clients.conf</filename>.
459
<userinput>&COMMANDNAME; --password</userinput>
464
Prompt for a password, encrypt it with the key in the
465
<filename>client-key</filename> directory and output a section
466
suitable for <filename>clients.conf</filename>.
470
<!-- do not wrap this line -->
471
<userinput>&COMMANDNAME; --password --dir client-key</userinput>
369
474
</informalexample>
372
477
<refsect1 id="security">
373
478
<title>SECURITY</title>
375
The <option>--type</option> and <option>--length</option>
376
options can be used to create keys of insufficient security. If
377
in doubt, leave them to the default values.
480
The <option>--type</option>, <option>--length</option>,
481
<option>--subtype</option>, and <option>--sublength</option>
482
options can be used to create keys of low security. If in
483
doubt, leave them to the default values.
380
The key expire time is not guaranteed to be honored by
381
<citerefentry><refentrytitle>mandos</refentrytitle>
486
The key expire time is <emphasis>not</emphasis> guaranteed to be
487
honored by <citerefentry><refentrytitle>mandos</refentrytitle>
382
488
<manvolnum>8</manvolnum></citerefentry>.
386
492
<refsect1 id="see_also">
387
493
<title>SEE ALSO</title>
389
<citerefentry><refentrytitle>password-request</refentrytitle>
390
<manvolnum>8mandos</manvolnum></citerefentry>,
391
<citerefentry><refentrytitle>mandos</refentrytitle>
392
<manvolnum>8</manvolnum></citerefentry>, and
393
495
<citerefentry><refentrytitle>gpg</refentrytitle>
394
<manvolnum>1</manvolnum></citerefentry>
496
<manvolnum>1</manvolnum></citerefentry>,
497
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
498
<manvolnum>5</manvolnum></citerefentry>,
499
<citerefentry><refentrytitle>mandos</refentrytitle>
500
<manvolnum>8</manvolnum></citerefentry>,
501
<citerefentry><refentrytitle>mandos-client</refentrytitle>
502
<manvolnum>8mandos</manvolnum></citerefentry>
507
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508
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509
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