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46
<refname><command>&COMMANDNAME;</command></refname>
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Generate keys for <citerefentry><refentrytitle>password-request
69
</refentrytitle><manvolnum>8mandos</manvolnum></citerefentry>
48
Generate key and password for Mandos client and server.
75
54
<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>
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<arg choice="plain"><option>--email</option>
94
<replaceable>EMAIL</replaceable></arg>
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<arg choice="plain"><option>--comment</option>
98
<replaceable>COMMENT</replaceable></arg>
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<arg choice="plain"><option>--expire</option>
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<replaceable>TIME</replaceable></arg>
105
<arg choice="plain"><option>--force</option></arg>
109
<command>&COMMANDNAME;</command>
111
<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>
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>
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<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>
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<replaceable>TIME</replaceable></arg>
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<arg choice="plain"><option>-f</option></arg>
143
<command>&COMMANDNAME;</command>
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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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<arg choice='plain'><option>-v</option></arg>
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<arg choice='plain'><option>--version</option></arg>
56
<arg choice="plain"><option>--dir
57
<replaceable>DIRECTORY</replaceable></option></arg>
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<arg choice="plain"><option>-d
59
<replaceable>DIRECTORY</replaceable></option></arg>
63
<arg choice="plain"><option>--type
64
<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
73
<replaceable>BITS</replaceable></option></arg>
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<arg choice="plain"><option>--subtype
78
<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
94
<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
106
<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><option>--force</option></arg>
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<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>--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>
135
<arg choice="plain"><option>--name
136
<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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<command>&COMMANDNAME;</command>
144
<arg choice="plain"><option>--help</option></arg>
145
<arg choice="plain"><option>-h</option></arg>
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<command>&COMMANDNAME;</command>
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<arg choice="plain"><option>--version</option></arg>
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<arg choice="plain"><option>-v</option></arg>
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</refsynopsisdiv>
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<refsect1 id="description">
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<title>DESCRIPTION</title>
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<command>&COMMANDNAME;</command> is a program to generate the
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<citerefentry><refentrytitle>password-request</refentrytitle>
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<manvolnum>8mandos</manvolnum></citerefentry>. The keys are
162
<citerefentry><refentrytitle>mandos-client</refentrytitle>
163
<manvolnum>8mandos</manvolnum></citerefentry>. The key is
165
164
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.
165
initrd image, but this, and most other things, can be changed
166
with command line options.
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This program can also be used with the
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<option>--password</option> option to generate a ready-made
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section for <filename>clients.conf</filename> (see
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<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
173
<manvolnum>5</manvolnum></citerefentry>).
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177
<refsect1 id="purpose">
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<title>PURPOSE</title>
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The purpose of this is to enable <emphasis>remote and unattended
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181
rebooting</emphasis> of client host computer with an
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182
<emphasis>encrypted root file system</emphasis>. See <xref
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183
linkend="overview"/> for details.
183
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<refsect1 id="options">
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<title>OPTIONS</title>
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<term><literal>-h</literal>, <literal>--help</literal></term>
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<term><option>--help</option></term>
193
<term><option>-h</option></term>
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196
Show a help message and exit
197
<term><literal>-d</literal>, <literal>--dir
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<replaceable>directory</replaceable></literal></term>
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Target directory for key files.
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<term><literal>-t</literal>, <literal>--type
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<replaceable>type</replaceable></literal></term>
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Key type. Default is DSA.
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<term><literal>-l</literal>, <literal>--length
218
<replaceable>bits</replaceable></literal></term>
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Key length in bits. Default is 1024.
227
<term><literal>-e</literal>, <literal>--email</literal>
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<replaceable>address</replaceable></term>
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<replaceable>DIRECTORY</replaceable></option></term>
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<replaceable>DIRECTORY</replaceable></option></term>
208
Target directory for key files. Default is
209
<filename>/etc/mandos</filename>.
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<replaceable>TYPE</replaceable></option></term>
218
<replaceable>TYPE</replaceable></option></term>
221
Key type. Default is <quote>DSA</quote>.
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<term><option>--length
228
<replaceable>BITS</replaceable></option></term>
230
<replaceable>BITS</replaceable></option></term>
233
Key length in bits. Default is 2048.
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<term><option>--subtype
240
<replaceable>KEYTYPE</replaceable></option></term>
242
<replaceable>KEYTYPE</replaceable></option></term>
245
Subkey type. Default is <quote>ELG-E</quote> (Elgamal
252
<term><option>--sublength
253
<replaceable>BITS</replaceable></option></term>
255
<replaceable>BITS</replaceable></option></term>
258
Subkey length in bits. Default is 2048.
264
<term><option>--email
265
<replaceable>ADDRESS</replaceable></option></term>
267
<replaceable>ADDRESS</replaceable></option></term>
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270
Email address of key. Default is empty.
237
<term><literal>-c</literal>, <literal>--comment</literal>
238
<replaceable>comment</replaceable></term>
276
<term><option>--comment
277
<replaceable>TEXT</replaceable></option></term>
279
<replaceable>TEXT</replaceable></option></term>
241
282
Comment field for key. The default value is
242
"<literal>Mandos client key</literal>".
283
<quote><literal>Mandos client key</literal></quote>.
248
<term><literal>-x</literal>, <literal>--expire</literal>
249
<replaceable>time</replaceable></term>
289
<term><option>--expire
290
<replaceable>TIME</replaceable></option></term>
292
<replaceable>TIME</replaceable></option></term>
252
295
Key expire time. Default is no expiration. See
260
<term><literal>-f</literal>, <literal>--force</literal></term>
263
Force overwriting old keys.
303
<term><option>--force</option></term>
304
<term><option>-f</option></term>
307
Force overwriting old key.
312
<term><option>--password</option></term>
313
<term><option>-p</option></term>
316
Prompt for a password and encrypt it with the key already
317
present in either <filename>/etc/mandos</filename> or the
318
directory specified with the <option>--dir</option>
319
option. Outputs, on standard output, a section suitable
320
for inclusion in <citerefentry><refentrytitle
321
>mandos-clients.conf</refentrytitle><manvolnum
322
>8</manvolnum></citerefentry>. The host name or the name
323
specified with the <option>--name</option> option is used
324
for the section header. All other options are ignored,
325
and no key is created.
270
332
<refsect1 id="overview">
271
333
<title>OVERVIEW</title>
334
<xi:include href="overview.xml"/>
274
This program is a small program to generate new OpenPGP keys for
336
This program is a small utility to generate new OpenPGP keys for
337
new Mandos clients, and to generate sections for inclusion in
338
<filename>clients.conf</filename> on the server.
279
342
<refsect1 id="exit_status">
280
343
<title>EXIT STATUS</title>
345
The exit status will be 0 if a new key (or password, if the
346
<option>--password</option> option was used) was successfully
347
created, otherwise not.
351
<refsect1 id="environment">
352
<title>ENVIRONMENT</title>
355
<term><envar>TMPDIR</envar></term>
358
If set, temporary files will be created here. See
359
<citerefentry><refentrytitle>mktemp</refentrytitle>
360
<manvolnum>1</manvolnum></citerefentry>.
285
367
<refsect1 id="file">
286
368
<title>FILES</title>
370
Use the <option>--dir</option> option to change where
371
<command>&COMMANDNAME;</command> will write the key files. The
372
default file names are shown here.
376
<term><filename>/etc/mandos/seckey.txt</filename></term>
379
OpenPGP secret key file which will be created or
385
<term><filename>/etc/mandos/pubkey.txt</filename></term>
388
OpenPGP public key file which will be created or
394
<term><filename>/tmp</filename></term>
397
Temporary files will be written here if
398
<varname>TMPDIR</varname> is not set.
405
<!-- <refsect1 id="bugs"> -->
406
<!-- <title>BUGS</title> -->
297
411
<refsect1 id="example">
298
412
<title>EXAMPLE</title>
415
Normal invocation needs no options:
418
<userinput>&COMMANDNAME;</userinput>
423
Create key in another directory and of another type. Force
424
overwriting old key files:
428
<!-- do not wrap this line -->
429
<userinput>&COMMANDNAME; --dir ~/keydir --type RSA --force</userinput>
435
Prompt for a password, encrypt it with the key in
436
<filename>/etc/mandos</filename> and output a section suitable
437
for <filename>clients.conf</filename>.
440
<userinput>&COMMANDNAME; --password</userinput>
445
Prompt for a password, encrypt it with the key in the
446
<filename>client-key</filename> directory and output a section
447
suitable for <filename>clients.conf</filename>.
451
<!-- do not wrap this line -->
452
<userinput>&COMMANDNAME; --password --dir client-key</userinput>
303
458
<refsect1 id="security">
304
459
<title>SECURITY</title>
461
The <option>--type</option>, <option>--length</option>,
462
<option>--subtype</option>, and <option>--sublength</option>
463
options can be used to create keys of low security. If in
464
doubt, leave them to the default values.
467
The key expire time is <emphasis>not</emphasis> guaranteed to be
468
honored by <citerefentry><refentrytitle>mandos</refentrytitle>
469
<manvolnum>8</manvolnum></citerefentry>.
309
473
<refsect1 id="see_also">
310
474
<title>SEE ALSO</title>
312
<citerefentry><refentrytitle>password-request</refentrytitle>
313
<manvolnum>8mandos</manvolnum></citerefentry>,
476
<citerefentry><refentrytitle>gpg</refentrytitle>
477
<manvolnum>1</manvolnum></citerefentry>,
478
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
479
<manvolnum>5</manvolnum></citerefentry>,
314
480
<citerefentry><refentrytitle>mandos</refentrytitle>
315
<manvolnum>8</manvolnum></citerefentry>, and
316
<citerefentry><refentrytitle>gpg</refentrytitle>
317
<manvolnum>1</manvolnum></citerefentry>
481
<manvolnum>8</manvolnum></citerefentry>,
482
<citerefentry><refentrytitle>mandos-client</refentrytitle>
483
<manvolnum>8mandos</manvolnum></citerefentry>
488
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489
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490
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