70
63
><refentrytitle>mandos</refentrytitle>
71
64
<manvolnum>8</manvolnum></citerefentry>, read by it at startup.
72
65
The file needs to list all clients that should be able to use
73
the service. The settings in this file can be overridden by
74
runtime changes to the server, which it saves across restarts.
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(See the section called <quote>PERSISTENT STATE</quote> in
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<citerefentry><refentrytitle>mandos</refentrytitle><manvolnum
77
>8</manvolnum></citerefentry>.) However, any <emphasis
78
>changes</emphasis> to this file (including adding and removing
79
clients) will, at startup, override changes done during runtime.
66
the service. All clients listed will be regarded as enabled,
67
even if a client was disabled in a previous run of the server.
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70
The format starts with a <literal>[<replaceable>section
115
<term><option>approval_delay<literal> = </literal><replaceable
116
>TIME</replaceable></option></term>
119
This option is <emphasis>optional</emphasis>.
122
How long to wait for external approval before resorting to
123
use the <option>approved_by_default</option> value. The
124
default is <quote>PT0S</quote>, i.e. not to wait.
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The format of <replaceable>TIME</replaceable> is the same
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as for <varname>timeout</varname> below.
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<term><option>approval_duration<literal> = </literal
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><replaceable>TIME</replaceable></option></term>
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This option is <emphasis>optional</emphasis>.
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How long an external approval lasts. The default is 1
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The format of <replaceable>TIME</replaceable> is the same
146
as for <varname>timeout</varname> below.
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<term><option>approved_by_default<literal> = </literal
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>{ <literal >1</literal> | <literal>yes</literal> | <literal
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>true</literal> | <literal>on</literal> | <literal
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>0</literal> | <literal>no</literal> | <literal
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>false</literal> | <literal>off</literal> }</option></term>
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Whether to approve a client by default after
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the <option>approval_delay</option>. The default
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is <quote>True</quote>.
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<term><option>timeout<literal> = </literal><replaceable
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>TIME</replaceable></option></term>
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This option is <emphasis>optional</emphasis>.
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The timeout is how long the server will wait (for either a
111
successful checker run or a client receiving its secret)
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until a client is disabled and not allowed to get the data
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this server holds. By default Mandos will use 1 hour.
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The <replaceable>TIME</replaceable> is specified as a
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space-separated number of values, each of which is a
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number and a one-character suffix. The suffix must be one
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of <quote>d</quote>, <quote>s</quote>, <quote>m</quote>,
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<quote>h</quote>, and <quote>w</quote> for days, seconds,
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minutes, hours, and weeks, respectively. The values are
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added together to give the total time value, so all of
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<quote><literal>330s</literal></quote>,
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<quote><literal>110s 110s 110s</literal></quote>, and
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<quote><literal>5m 30s</literal></quote> will give a value
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of five minutes and thirty seconds.
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<term><option>interval<literal> = </literal><replaceable
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>TIME</replaceable></option></term>
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This option is <emphasis>optional</emphasis>.
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How often to run the checker to confirm that a client is
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still up. <emphasis>Note:</emphasis> a new checker will
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not be started if an old one is still running. The server
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will wait for a checker to complete until the above
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<quote><varname>timeout</varname></quote> occurs, at which
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time the client will be disabled, and any running checker
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killed. The default interval is 5 minutes.
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The format of <replaceable>TIME</replaceable> is the same
149
as for <varname>timeout</varname> above.
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This option is <emphasis>optional</emphasis>.
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This option overrides the default shell command that the
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server will use to check if the client is still up. Any
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output of the command will be ignored, only the exit code
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is checked: If the exit code of the command is zero, the
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client is considered up. The command will be run using
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<quote><command><filename>/bin/sh</filename>
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This option allows you to override the default shell
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command that the server will use to check if the client is
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still up. Any output of the command will be ignored, only
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the exit code is checked: If the exit code of the command
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is zero, the client is considered up. The command will be
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run using <quote><command><filename>/bin/sh</filename>
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168
<option>-c</option></command></quote>, so
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<varname>PATH</varname> will be searched. The default
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170
value for the checker command is <quote><literal
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171
><command>fping</command> <option>-q</option> <option
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>--</option> %%(host)s</literal></quote>. Note that
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<command>mandos-keygen</command>, when generating output
186
to be inserted into this file, normally looks for an SSH
187
server on the Mandos client, and, if it find one, outputs
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a <option>checker</option> option to check for the
189
client’s key fingerprint – this is more secure against
172
>--</option> %%(host)s</literal></quote>.
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175
In addition to normal start time expansion, this option
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<term><option>extended_timeout<literal> = </literal><replaceable
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>TIME</replaceable></option></term>
205
This option is <emphasis>optional</emphasis>.
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Extended timeout is an added timeout that is given once
209
after a password has been sent successfully to a client.
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The timeout is by default longer than the normal timeout,
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and is used for handling the extra long downtime while a
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machine is booting up. Time to take into consideration
213
when changing this value is file system checks and quota
214
checks. The default value is 15 minutes.
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The format of <replaceable>TIME</replaceable> is the same
218
as for <varname>timeout</varname> below.
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<term><option>fingerprint<literal> = </literal
225
184
><replaceable>HEXSTRING</replaceable></option></term>
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This option sets the OpenPGP fingerprint that identifies
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the public key that clients authenticate themselves with
233
through TLS. The string needs to be in hexadecimal form,
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through TLS. The string needs to be in hexidecimal form,
234
193
but spaces or upper/lower case are not significant.
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<term><option><literal>host = </literal><replaceable
241
>STRING</replaceable></option></term>
244
This option is <emphasis>optional</emphasis>, but highly
245
<emphasis>recommended</emphasis> unless the
246
<option>checker</option> option is modified to a
247
non-standard value without <quote>%%(host)s</quote> in it.
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Host name for this client. This is not used by the server
251
directly, but can be, and is by default, used by the
252
checker. See the <option>checker</option> option.
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<term><option>interval<literal> = </literal><replaceable
259
>TIME</replaceable></option></term>
262
This option is <emphasis>optional</emphasis>.
265
How often to run the checker to confirm that a client is
266
still up. <emphasis>Note:</emphasis> a new checker will
267
not be started if an old one is still running. The server
268
will wait for a checker to complete until the below
269
<quote><varname>timeout</varname></quote> occurs, at which
270
time the client will be disabled, and any running checker
271
killed. The default interval is 2 minutes.
274
The format of <replaceable>TIME</replaceable> is the same
275
as for <varname>timeout</varname> below.
281
<term><option>secfile<literal> = </literal><replaceable
282
>FILENAME</replaceable></option></term>
285
This option is only used if <option>secret</option> is not
286
specified, in which case this option is
287
<emphasis>required</emphasis>.
290
Similar to the <option>secret</option>, except the secret
291
data is in an external file. The contents of the file
292
should <emphasis>not</emphasis> be base64-encoded, but
293
will be sent to clients verbatim.
296
File names of the form <filename>~user/foo/bar</filename>
297
and <filename>$<envar>ENVVAR</envar>/foo/bar</filename>
304
199
<term><option>secret<literal> = </literal><replaceable
305
200
>BASE64_ENCODED_DATA</replaceable></option></term>
334
<term><option>timeout<literal> = </literal><replaceable
229
<term><option>secfile<literal> = </literal><replaceable
230
>FILENAME</replaceable></option></term>
233
This option is only used if <option>secret</option> is not
234
specified, in which case this option is
235
<emphasis>required</emphasis>.
238
Similar to the <option>secret</option>, except the secret
239
data is in an external file. The contents of the file
240
should <emphasis>not</emphasis> be base64-encoded, but
241
will be sent to clients verbatim.
244
File names of the form <filename>~user/foo/bar</filename>
245
and <filename>$<envar>ENVVAR</envar>/foo/bar</filename>
252
<term><option><literal>host = </literal><replaceable
253
>STRING</replaceable></option></term>
256
This option is <emphasis>optional</emphasis>, but highly
257
<emphasis>recommended</emphasis> unless the
258
<option>checker</option> option is modified to a
259
non-standard value without <quote>%%(host)s</quote> in it.
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Host name for this client. This is not used by the server
263
directly, but can be, and is by default, used by the
264
checker. See the <option>checker</option> option.
270
<term><option>approved_by_default<literal> = </literal
271
>{ <literal >1</literal> | <literal>yes</literal> | <literal
272
>true</literal> | <literal>on</literal> | <literal
273
>0</literal> | <literal>no</literal> | <literal
274
>false</literal> | <literal>off</literal> }</option></term>
277
Whether to approve a client by default after
278
the <option>approval_delay</option>. The default
279
is <quote>True</quote>.
285
<term><option>approval_delay<literal> = </literal><replaceable
335
286
>TIME</replaceable></option></term>
338
289
This option is <emphasis>optional</emphasis>.
341
The timeout is how long the server will wait, after a
342
successful checker run, until a client is disabled and not
343
allowed to get the data this server holds. By default
344
Mandos will use 5 minutes. See also the
345
<option>extended_timeout</option> option.
292
How long to wait for external approval before resorting to
293
use the <option>approved_by_default</option> value. The
294
default is <quote>0s</quote>, i.e. not to wait.
348
The <replaceable>TIME</replaceable> is specified as an RFC
349
3339 duration; for example
350
<quote><literal>P1Y2M3DT4H5M6S</literal></quote> meaning
351
one year, two months, three days, four hours, five
352
minutes, and six seconds. Some values can be omitted, see
353
RFC 3339 Appendix A for details.
297
The format of <replaceable>TIME</replaceable> is the same
298
as for <varname>timeout</varname> above.
359
<term><option>enabled<literal> = </literal>{ <literal
360
>1</literal> | <literal>yes</literal> | <literal>true</literal
361
> | <literal >on</literal> | <literal>0</literal> | <literal
362
>no</literal> | <literal>false</literal> | <literal
363
>off</literal> }</option></term>
304
<term><option>approval_duration<literal> = </literal
305
><replaceable>TIME</replaceable></option></term>
366
Whether this client should be enabled by default. The
367
default is <quote>true</quote>.
308
This option is <emphasis>optional</emphasis>.
311
How long an external approval lasts. The default is 1
315
The format of <replaceable>TIME</replaceable> is the same
316
as for <varname>timeout</varname> above.
407
356
<quote><literal>%%(<replaceable>foo</replaceable>)s</literal
408
357
></quote> will be replaced by the value of the attribute
409
358
<varname>foo</varname> of the internal
410
<quote><classname>Client</classname></quote> object in the
411
Mandos server. The currently allowed values for
412
<replaceable>foo</replaceable> are:
413
<quote><literal>approval_delay</literal></quote>,
414
<quote><literal>approval_duration</literal></quote>,
415
<quote><literal>created</literal></quote>,
416
<quote><literal>enabled</literal></quote>,
417
<quote><literal>expires</literal></quote>,
418
<quote><literal>fingerprint</literal></quote>,
419
<quote><literal>host</literal></quote>,
420
<quote><literal>interval</literal></quote>,
421
<quote><literal>last_approval_request</literal></quote>,
422
<quote><literal>last_checked_ok</literal></quote>,
423
<quote><literal>last_enabled</literal></quote>,
424
<quote><literal>name</literal></quote>,
425
<quote><literal>timeout</literal></quote>, and, if using
426
D-Bus, <quote><literal>dbus_object_path</literal></quote>.
427
See the source code for details. <emphasis role="strong"
428
>Currently, <emphasis>none</emphasis> of these attributes
429
except <quote><literal>host</literal></quote> are guaranteed
430
to be valid in future versions.</emphasis> Therefore, please
431
let the authors know of any attributes that are useful so they
432
may be preserved to any new versions of this software.
359
<quote><classname>Client</classname></quote> object. See the
360
source code for details, and let the authors know of any
361
attributes that are useful so they may be preserved to any new
362
versions of this software.
435
365
Note that this means that, in order to include an actual
511
440
<refsect1 id="see_also">
512
441
<title>SEE ALSO</title>
514
<citerefentry><refentrytitle>intro</refentrytitle>
515
<manvolnum>8mandos</manvolnum></citerefentry>,
516
443
<citerefentry><refentrytitle>mandos-keygen</refentrytitle>
517
444
<manvolnum>8</manvolnum></citerefentry>,
518
445
<citerefentry><refentrytitle>mandos.conf</refentrytitle>
519
446
<manvolnum>5</manvolnum></citerefentry>,
520
447
<citerefentry><refentrytitle>mandos</refentrytitle>
521
<manvolnum>8</manvolnum></citerefentry>,
522
<citerefentry><refentrytitle>fping</refentrytitle>
523
448
<manvolnum>8</manvolnum></citerefentry>
528
RFC 3339: <citetitle>Date and Time on the Internet:
529
Timestamps</citetitle>
533
The time intervals are in the "duration" format, as
534
specified in ABNF in Appendix A of RFC 3339.
541
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