1
<?xml version='1.0' encoding='UTF-8'?>
2
<?xml-stylesheet type="text/xsl"
3
href="http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl"?>
1
<?xml version="1.0" encoding="UTF-8"?>
4
2
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
5
3
"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
6
<!ENTITY VERSION "1.0">
7
4
<!ENTITY COMMANDNAME "mandos-keygen">
5
<!ENTITY TIMESTAMP "2016-02-28">
6
<!ENTITY % common SYSTEM "common.ent">
10
<refentry xmlns:xi="http://www.w3.org/2001/XInclude">
12
<title>&COMMANDNAME;</title>
13
<!-- NWalsh's docbook scripts use this to generate the footer: -->
14
<productname>&COMMANDNAME;</productname>
15
<productnumber>&VERSION;</productnumber>
12
<title>Mandos Manual</title>
13
<!-- NWalsh’s docbook scripts use this to generate the footer: -->
14
<productname>Mandos</productname>
15
<productnumber>&version;</productnumber>
16
<date>&TIMESTAMP;</date>
18
19
<firstname>Björn</firstname>
19
20
<surname>Påhlsson</surname>
21
<email>belorn@fukt.bsnet.se</email>
22
<email>belorn@recompile.se</email>
25
26
<firstname>Teddy</firstname>
26
27
<surname>Hogeborn</surname>
28
<email>teddy@fukt.bsnet.se</email>
29
<email>teddy@recompile.se</email>
34
<holder>Teddy Hogeborn & Björn Påhlsson</holder>
43
<holder>Teddy Hogeborn</holder>
44
<holder>Björn Påhlsson</holder>
38
This manual page is free software: you can redistribute it
39
and/or modify it under the terms of the GNU General Public
40
License as published by the Free Software Foundation,
41
either version 3 of the License, or (at your option) any
46
This manual page is distributed in the hope that it will
47
be useful, but WITHOUT ANY WARRANTY; without even the
48
implied warranty of MERCHANTABILITY or FITNESS FOR A
49
PARTICULAR PURPOSE. See the GNU General Public License
54
You should have received a copy of the GNU General Public
55
License along with this program; If not, see
56
<ulink url="http://www.gnu.org/licenses/"/>.
46
<xi:include href="legalnotice.xml"/>
62
50
<refentrytitle>&COMMANDNAME;</refentrytitle>
63
51
<manvolnum>8</manvolnum>
67
55
<refname><command>&COMMANDNAME;</command></refname>
69
Generate keys for <citerefentry><refentrytitle>password-request
70
</refentrytitle><manvolnum>8mandos</manvolnum></citerefentry>
57
Generate key and password for Mandos client and server.
76
63
<command>&COMMANDNAME;</command>
78
<arg choice="plain"><option>--dir</option>
79
<replaceable>directory</replaceable></arg>
82
<arg choice="plain"><option>--type</option>
83
<replaceable>type</replaceable></arg>
86
<arg choice="plain"><option>--length</option>
87
<replaceable>bits</replaceable></arg>
90
<arg choice="plain"><option>--name</option>
91
<replaceable>NAME</replaceable></arg>
94
<arg choice="plain"><option>--email</option>
95
<replaceable>EMAIL</replaceable></arg>
98
<arg choice="plain"><option>--comment</option>
99
<replaceable>COMMENT</replaceable></arg>
102
<arg choice="plain"><option>--expire</option>
103
<replaceable>TIME</replaceable></arg>
65
<arg choice="plain"><option>--dir
66
<replaceable>DIRECTORY</replaceable></option></arg>
67
<arg choice="plain"><option>-d
68
<replaceable>DIRECTORY</replaceable></option></arg>
72
<arg choice="plain"><option>--type
73
<replaceable>KEYTYPE</replaceable></option></arg>
74
<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>
95
<arg choice="plain"><option>-L
96
<replaceable>BITS</replaceable></option></arg>
100
<arg choice="plain"><option>--name
101
<replaceable>NAME</replaceable></option></arg>
102
<arg choice="plain"><option>-n
103
<replaceable>NAME</replaceable></option></arg>
107
<arg choice="plain"><option>--email
108
<replaceable>ADDRESS</replaceable></option></arg>
109
<arg choice="plain"><option>-e
110
<replaceable>ADDRESS</replaceable></option></arg>
114
<arg choice="plain"><option>--comment
115
<replaceable>TEXT</replaceable></option></arg>
116
<arg choice="plain"><option>-c
117
<replaceable>TEXT</replaceable></option></arg>
121
<arg choice="plain"><option>--expire
122
<replaceable>TIME</replaceable></option></arg>
123
<arg choice="plain"><option>-x
124
<replaceable>TIME</replaceable></option></arg>
106
128
<arg choice="plain"><option>--force</option></arg>
110
<command>&COMMANDNAME;</command>
112
<arg choice="plain"><option>-d</option>
113
<replaceable>directory</replaceable></arg>
116
<arg choice="plain"><option>-t</option>
117
<replaceable>type</replaceable></arg>
120
<arg choice="plain"><option>-l</option>
121
<replaceable>bits</replaceable></arg>
124
<arg choice="plain"><option>-n</option>
125
<replaceable>NAME</replaceable></arg>
128
<arg choice="plain"><option>-e</option>
129
<replaceable>EMAIL</replaceable></arg>
132
<arg choice="plain"><option>-c</option>
133
<replaceable>COMMENT</replaceable></arg>
136
<arg choice="plain"><option>-x</option>
137
<replaceable>TIME</replaceable></arg>
140
129
<arg choice="plain"><option>-f</option></arg>
144
133
<command>&COMMANDNAME;</command>
145
134
<group choice="req">
146
<arg choice='plain'><option>-h</option></arg>
147
<arg choice='plain'><option>--help</option></arg>
151
<command>&COMMANDNAME;</command>
153
<arg choice='plain'><option>-v</option></arg>
154
<arg choice='plain'><option>--version</option></arg>
135
<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>
162
<command>&COMMANDNAME;</command>
164
<arg choice="plain"><option>--help</option></arg>
165
<arg choice="plain"><option>-h</option></arg>
169
<command>&COMMANDNAME;</command>
171
<arg choice="plain"><option>--version</option></arg>
172
<arg choice="plain"><option>-v</option></arg>
157
175
</refsynopsisdiv>
159
177
<refsect1 id="description">
160
178
<title>DESCRIPTION</title>
162
180
<command>&COMMANDNAME;</command> is a program to generate the
164
<citerefentry><refentrytitle>password-request</refentrytitle>
165
<manvolnum>8mandos</manvolnum></citerefentry>. The keys are
182
<citerefentry><refentrytitle>mandos-client</refentrytitle>
183
<manvolnum>8mandos</manvolnum></citerefentry>. The key is
166
184
normally written to /etc/mandos for later installation into the
167
initrd image, but this, like most things, can be changed with
168
command line options.
185
initrd image, but this, and most other things, can be changed
186
with 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
193
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
194
<manvolnum>5</manvolnum></citerefentry>).
198
<refsect1 id="purpose">
199
<title>PURPOSE</title>
201
The purpose of this is to enable <emphasis>remote and unattended
202
rebooting</emphasis> of client host computer with an
203
<emphasis>encrypted root file system</emphasis>. See <xref
204
linkend="overview"/> for details.
172
208
<refsect1 id="options">
173
209
<title>OPTIONS</title>
177
<term><literal>-h</literal>, <literal>--help</literal></term>
213
<term><option>--help</option></term>
214
<term><option>-h</option></term>
180
217
Show a help message and exit
186
<term><literal>-d</literal>, <literal>--dir
187
<replaceable>directory</replaceable></literal></term>
190
Target directory for key files.
196
<term><literal>-t</literal>, <literal>--type
197
<replaceable>type</replaceable></literal></term>
200
Key type. Default is DSA.
206
<term><literal>-l</literal>, <literal>--length
207
<replaceable>bits</replaceable></literal></term>
210
Key length in bits. Default is 1024.
216
<term><literal>-e</literal>, <literal>--email</literal>
217
<replaceable>address</replaceable></term>
224
<replaceable>DIRECTORY</replaceable></option></term>
226
<replaceable>DIRECTORY</replaceable></option></term>
229
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
273
<term><option>--sublength
274
<replaceable>BITS</replaceable></option></term>
276
<replaceable>BITS</replaceable></option></term>
279
Subkey length in bits. Default is 4096.
285
<term><option>--email
286
<replaceable>ADDRESS</replaceable></option></term>
288
<replaceable>ADDRESS</replaceable></option></term>
220
291
Email address of key. Default is empty.
226
<term><literal>-c</literal>, <literal>--comment</literal>
227
<replaceable>comment</replaceable></term>
297
<term><option>--comment
298
<replaceable>TEXT</replaceable></option></term>
300
<replaceable>TEXT</replaceable></option></term>
230
Comment field for key. The default value is
231
"<literal>Mandos client key</literal>".
303
Comment field for key. Default is empty.
237
<term><literal>-x</literal>, <literal>--expire</literal>
238
<replaceable>time</replaceable></term>
309
<term><option>--expire
310
<replaceable>TIME</replaceable></option></term>
312
<replaceable>TIME</replaceable></option></term>
241
315
Key expire time. Default is no expiration. See
249
<term><literal>-f</literal>, <literal>--force</literal></term>
252
Force overwriting old keys.
323
<term><option>--force</option></term>
324
<term><option>-f</option></term>
327
Force overwriting old key.
332
<term><option>--password</option></term>
333
<term><option>-p</option></term>
336
Prompt for a password and encrypt it with the key already
337
present in either <filename>/etc/mandos</filename> or the
338
directory specified with the <option>--dir</option>
339
option. Outputs, on standard output, a section suitable
340
for inclusion in <citerefentry><refentrytitle
341
>mandos-clients.conf</refentrytitle><manvolnum
342
>8</manvolnum></citerefentry>. The host name or the name
343
specified with the <option>--name</option> option is used
344
for the section header. All other options are ignored,
345
and no key is created.
350
<term><option>--passfile
351
<replaceable>FILE</replaceable></option></term>
353
<replaceable>FILE</replaceable></option></term>
356
The same as <option>--password</option>, but read from
357
<replaceable>FILE</replaceable>, not the terminal.
362
<term><option>--no-ssh</option></term>
363
<term><option>-S</option></term>
366
When <option>--password</option> or
367
<option>--passfile</option> is given, this option will
368
prevent <command>&COMMANDNAME;</command> from calling
369
<command>ssh-keyscan</command> to get an SSH fingerprint
370
for this host and, if successful, output suitable config
371
options to use this fingerprint as a
372
<option>checker</option> option in the output. This is
373
otherwise the default behavior.
380
<refsect1 id="overview">
381
<title>OVERVIEW</title>
382
<xi:include href="overview.xml"/>
384
This program is a small utility to generate new OpenPGP keys for
385
new Mandos clients, and to generate sections for inclusion in
386
<filename>clients.conf</filename> on the server.
259
390
<refsect1 id="exit_status">
260
391
<title>EXIT STATUS</title>
393
The exit status will be 0 if a new key (or password, if the
394
<option>--password</option> option was used) was successfully
395
created, otherwise not.
399
<refsect1 id="environment">
400
<title>ENVIRONMENT</title>
403
<term><envar>TMPDIR</envar></term>
406
If set, temporary files will be created here. See
407
<citerefentry><refentrytitle>mktemp</refentrytitle>
408
<manvolnum>1</manvolnum></citerefentry>.
415
<refsect1 id="files">
266
416
<title>FILES</title>
277
<refsect1 id="examples">
278
<title>EXAMPLES</title>
418
Use the <option>--dir</option> option to change where
419
<command>&COMMANDNAME;</command> will write the key files. The
420
default file names are shown here.
424
<term><filename>/etc/mandos/seckey.txt</filename></term>
427
OpenPGP secret key file which will be created or
433
<term><filename>/etc/mandos/pubkey.txt</filename></term>
436
OpenPGP public key file which will be created or
442
<term><filename class="directory">/tmp</filename></term>
445
Temporary files will be written here if
446
<varname>TMPDIR</varname> is not set.
453
<!-- <refsect1 id="bugs"> -->
454
<!-- <title>BUGS</title> -->
459
<refsect1 id="example">
460
<title>EXAMPLE</title>
463
Normal invocation needs no options:
466
<userinput>&COMMANDNAME;</userinput>
471
Create key in another directory and of another type. Force
472
overwriting old key files:
476
<!-- do not wrap this line -->
477
<userinput>&COMMANDNAME; --dir ~/keydir --type RSA --force</userinput>
483
Prompt for a password, encrypt it with the key in <filename
484
class="directory">/etc/mandos</filename> and output a section
485
suitable for <filename>clients.conf</filename>.
488
<userinput>&COMMANDNAME; --password</userinput>
493
Prompt for a password, encrypt it with the key in the
494
<filename>client-key</filename> directory and output a section
495
suitable for <filename>clients.conf</filename>.
499
<!-- do not wrap this line -->
500
<userinput>&COMMANDNAME; --password --dir client-key</userinput>
283
506
<refsect1 id="security">
284
507
<title>SECURITY</title>
509
The <option>--type</option>, <option>--length</option>,
510
<option>--subtype</option>, and <option>--sublength</option>
511
options can be used to create keys of low security. If in
512
doubt, leave them to the default values.
515
The key expire time is <emphasis>not</emphasis> guaranteed to be
516
honored by <citerefentry><refentrytitle>mandos</refentrytitle>
517
<manvolnum>8</manvolnum></citerefentry>.
289
521
<refsect1 id="see_also">
290
522
<title>SEE ALSO</title>
292
<citerefentry><refentrytitle>password-request</refentrytitle>
524
<citerefentry><refentrytitle>intro</refentrytitle>
293
525
<manvolnum>8mandos</manvolnum></citerefentry>,
526
<citerefentry><refentrytitle>gpg</refentrytitle>
527
<manvolnum>1</manvolnum></citerefentry>,
528
<citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
529
<manvolnum>5</manvolnum></citerefentry>,
294
530
<citerefentry><refentrytitle>mandos</refentrytitle>
295
<manvolnum>8</manvolnum></citerefentry>, and
296
<citerefentry><refentrytitle>gpg</refentrytitle>
531
<manvolnum>8</manvolnum></citerefentry>,
532
<citerefentry><refentrytitle>mandos-client</refentrytitle>
533
<manvolnum>8mandos</manvolnum></citerefentry>,
534
<citerefentry><refentrytitle>ssh-keyscan</refentrytitle>
297
535
<manvolnum>1</manvolnum></citerefentry>
540
<!-- Local Variables: -->
541
<!-- time-stamp-start: "<!ENTITY TIMESTAMP [\"']" -->
542
<!-- time-stamp-end: "[\"']>" -->
543
<!-- time-stamp-format: "%:y-%02m-%02d" -->