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Eliminate warning on 64-bit systems, thanks to Frans Pop
<elendil@planet.nl> for reporting it:

* plugin-runner.c (main): Move "ssize_t sret" to function-wide scope.
                          Use it instead of "int ret" to store return
                          value from "read()".

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mandos-clients.conf.xml
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        "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!ENTITY CONFNAME "mandos-clients.conf">
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<!ENTITY CONFPATH "<filename>/etc/mandos/clients.conf</filename>">
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<!ENTITY TIMESTAMP "2012-01-01">
 
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<!ENTITY TIMESTAMP "2009-01-04">
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<!ENTITY % common SYSTEM "common.ent">
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%common;
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]>
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        <firstname>Björn</firstname>
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        <surname>Påhlsson</surname>
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        <address>
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          <email>belorn@recompile.se</email>
 
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          <email>belorn@fukt.bsnet.se</email>
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        </address>
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      </author>
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      <author>
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        <firstname>Teddy</firstname>
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        <surname>Hogeborn</surname>
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        <address>
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          <email>teddy@recompile.se</email>
 
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          <email>teddy@fukt.bsnet.se</email>
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        </address>
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      </author>
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    </authorgroup>
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    <copyright>
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      <year>2008</year>
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      <year>2009</year>
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      <year>2010</year>
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      <year>2011</year>
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      <year>2012</year>
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      <holder>Teddy Hogeborn</holder>
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      <holder>Björn Påhlsson</holder>
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    </copyright>
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      ><refentrytitle>mandos</refentrytitle>
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      <manvolnum>8</manvolnum></citerefentry>, read by it at startup.
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      The file needs to list all clients that should be able to use
69
 
      the service.  The settings in this file can be overridden by
70
 
      runtime changes to the server, which it saves across restarts.
71
 
      (See the section called <quote>PERSISTENT STATE</quote> in
72
 
      <citerefentry><refentrytitle>mandos</refentrytitle><manvolnum
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      >8</manvolnum></citerefentry>.)  However, any <emphasis
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      >changes</emphasis> to this file (including adding and removing
75
 
      clients) will, at startup, override changes done during runtime.
 
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      the service.  All clients listed will be regarded as valid, even
 
67
      if a client was declared invalid in a previous run of the
 
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      server.
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    </para>
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    <para>
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      The format starts with a <literal>[<replaceable>section
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    <variablelist>
109
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110
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      <varlistentry>
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        <term><option>approval_delay<literal> = </literal><replaceable
112
 
        >TIME</replaceable></option></term>
113
 
        <listitem>
114
 
          <para>
115
 
            This option is <emphasis>optional</emphasis>.
116
 
          </para>
117
 
          <para>
118
 
            How long to wait for external approval before resorting to
119
 
            use the <option>approved_by_default</option> value.  The
120
 
            default is <quote>0s</quote>, i.e. not to wait.
121
 
          </para>
122
 
          <para>
123
 
            The format of <replaceable>TIME</replaceable> is the same
124
 
            as for <varname>timeout</varname> below.
125
 
          </para>
126
 
        </listitem>
127
 
      </varlistentry>
128
 
      
129
 
      <varlistentry>
130
 
        <term><option>approval_duration<literal> = </literal
131
 
        ><replaceable>TIME</replaceable></option></term>
132
 
        <listitem>
133
 
          <para>
134
 
            This option is <emphasis>optional</emphasis>.
135
 
          </para>
136
 
          <para>
137
 
            How long an external approval lasts.  The default is 1
138
 
            second.
139
 
          </para>
140
 
          <para>
141
 
            The format of <replaceable>TIME</replaceable> is the same
142
 
            as for <varname>timeout</varname> below.
143
 
          </para>
144
 
        </listitem>
145
 
      </varlistentry>
146
 
      
147
 
      <varlistentry>
148
 
        <term><option>approved_by_default<literal> = </literal
149
 
          >{ <literal >1</literal> | <literal>yes</literal> | <literal
150
 
          >true</literal> | <literal>on</literal> | <literal
151
 
          >0</literal> | <literal>no</literal> | <literal
152
 
          >false</literal> | <literal>off</literal> }</option></term>
153
 
        <listitem>
154
 
          <para>
155
 
            Whether to approve a client by default after
156
 
            the <option>approval_delay</option>.  The default
157
 
            is <quote>True</quote>.
 
104
        <term><option>timeout<literal> = </literal><replaceable
 
105
        >TIME</replaceable></option></term>
 
106
        <listitem>
 
107
          <para>
 
108
            This option is <emphasis>optional</emphasis>.
 
109
          </para>
 
110
          <para>
 
111
            The timeout is how long the server will wait for a
 
112
            successful checker run until a client is considered
 
113
            invalid - that is, ineligible to get the data this server
 
114
            holds.  By default Mandos will use 1 hour.
 
115
          </para>
 
116
          <para>
 
117
            The <replaceable>TIME</replaceable> is specified as a
 
118
            space-separated number of values, each of which is a
 
119
            number and a one-character suffix.  The suffix must be one
 
120
            of <quote>d</quote>, <quote>s</quote>, <quote>m</quote>,
 
121
            <quote>h</quote>, and <quote>w</quote> for days, seconds,
 
122
            minutes, hours, and weeks, respectively.  The values are
 
123
            added together to give the total time value, so all of
 
124
            <quote><literal>330s</literal></quote>,
 
125
            <quote><literal>110s 110s 110s</literal></quote>, and
 
126
            <quote><literal>5m 30s</literal></quote> will give a value
 
127
            of five minutes and thirty seconds.
 
128
          </para>
 
129
        </listitem>
 
130
      </varlistentry>
 
131
      
 
132
      <varlistentry>
 
133
        <term><option>interval<literal> = </literal><replaceable
 
134
        >TIME</replaceable></option></term>
 
135
        <listitem>
 
136
          <para>
 
137
            This option is <emphasis>optional</emphasis>.
 
138
          </para>
 
139
          <para>
 
140
            How often to run the checker to confirm that a client is
 
141
            still up.  <emphasis>Note:</emphasis> a new checker will
 
142
            not be started if an old one is still running.  The server
 
143
            will wait for a checker to complete until the above
 
144
            <quote><varname>timeout</varname></quote> occurs, at which
 
145
            time the client will be marked invalid, and any running
 
146
            checker killed.  The default interval is 5 minutes.
 
147
          </para>
 
148
          <para>
 
149
            The format of <replaceable>TIME</replaceable> is the same
 
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            as for <varname>timeout</varname> above.
158
151
          </para>
159
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        </listitem>
160
153
      </varlistentry>
177
170
            <varname>PATH</varname> will be searched.  The default
178
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            value for the checker command is <quote><literal
179
172
            ><command>fping</command> <option>-q</option> <option
180
 
            >--</option> %%(host)s</literal></quote>.
 
173
            >--</option> %(host)s</literal></quote>.
181
174
          </para>
182
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          <para>
183
176
            In addition to normal start time expansion, this option
188
181
      </varlistentry>
189
182
      
190
183
      <varlistentry>
191
 
        <term><option>extended_timeout<literal> = </literal><replaceable
192
 
        >TIME</replaceable></option></term>
193
 
        <listitem>
194
 
          <para>
195
 
            This option is <emphasis>optional</emphasis>.
196
 
          </para>
197
 
          <para>
198
 
            Extended timeout is an added timeout that is given once
199
 
            after a password has been sent successfully to a client.
200
 
            The timeout is by default longer than the normal timeout,
201
 
            and is used for handling the extra long downtime while a
202
 
            machine is booting up.  Time to take into consideration
203
 
            when changing this value is file system checks and quota
204
 
            checks.  The default value is 15 minutes.
205
 
          </para>
206
 
          <para>
207
 
            The format of <replaceable>TIME</replaceable> is the same
208
 
            as for <varname>timeout</varname> below.
209
 
          </para>
210
 
        </listitem>
211
 
      </varlistentry>
212
 
      
213
 
      <varlistentry>
214
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        <term><option>fingerprint<literal> = </literal
215
185
        ><replaceable>HEXSTRING</replaceable></option></term>
216
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        <listitem>
227
197
      </varlistentry>
228
198
      
229
199
      <varlistentry>
230
 
        <term><option><literal>host = </literal><replaceable
231
 
        >STRING</replaceable></option></term>
232
 
        <listitem>
233
 
          <para>
234
 
            This option is <emphasis>optional</emphasis>, but highly
235
 
            <emphasis>recommended</emphasis> unless the
236
 
            <option>checker</option> option is modified to a
237
 
            non-standard value without <quote>%%(host)s</quote> in it.
238
 
          </para>
239
 
          <para>
240
 
            Host name for this client.  This is not used by the server
241
 
            directly, but can be, and is by default, used by the
242
 
            checker.  See the <option>checker</option> option.
243
 
          </para>
244
 
        </listitem>
245
 
      </varlistentry>
246
 
      
247
 
      <varlistentry>
248
 
        <term><option>interval<literal> = </literal><replaceable
249
 
        >TIME</replaceable></option></term>
250
 
        <listitem>
251
 
          <para>
252
 
            This option is <emphasis>optional</emphasis>.
253
 
          </para>
254
 
          <para>
255
 
            How often to run the checker to confirm that a client is
256
 
            still up.  <emphasis>Note:</emphasis> a new checker will
257
 
            not be started if an old one is still running.  The server
258
 
            will wait for a checker to complete until the below
259
 
            <quote><varname>timeout</varname></quote> occurs, at which
260
 
            time the client will be disabled, and any running checker
261
 
            killed.  The default interval is 2 minutes.
262
 
          </para>
263
 
          <para>
264
 
            The format of <replaceable>TIME</replaceable> is the same
265
 
            as for <varname>timeout</varname> below.
266
 
          </para>
267
 
        </listitem>
268
 
      </varlistentry>
269
 
      
270
 
      <varlistentry>
271
 
        <term><option>secfile<literal> = </literal><replaceable
272
 
        >FILENAME</replaceable></option></term>
273
 
        <listitem>
274
 
          <para>
275
 
            This option is only used if <option>secret</option> is not
276
 
            specified, in which case this option is
277
 
            <emphasis>required</emphasis>.
278
 
          </para>
279
 
          <para>
280
 
            Similar to the <option>secret</option>, except the secret
281
 
            data is in an external file.  The contents of the file
282
 
            should <emphasis>not</emphasis> be base64-encoded, but
283
 
            will be sent to clients verbatim.
284
 
          </para>
285
 
          <para>
286
 
            File names of the form <filename>~user/foo/bar</filename>
287
 
            and <filename>$<envar>ENVVAR</envar>/foo/bar</filename>
288
 
            are supported.
289
 
          </para>
290
 
        </listitem>
291
 
      </varlistentry>
292
 
      
293
 
      <varlistentry>
294
200
        <term><option>secret<literal> = </literal><replaceable
295
201
        >BASE64_ENCODED_DATA</replaceable></option></term>
296
202
        <listitem>
321
227
      </varlistentry>
322
228
      
323
229
      <varlistentry>
324
 
        <term><option>timeout<literal> = </literal><replaceable
325
 
        >TIME</replaceable></option></term>
 
230
        <term><option>secfile<literal> = </literal><replaceable
 
231
        >FILENAME</replaceable></option></term>
326
232
        <listitem>
327
233
          <para>
328
 
            This option is <emphasis>optional</emphasis>.
329
 
          </para>
330
 
          <para>
331
 
            The timeout is how long the server will wait, after a
332
 
            successful checker run, until a client is disabled and not
333
 
            allowed to get the data this server holds.  By default
334
 
            Mandos will use 5 minutes.  See also the
335
 
            <option>extended_timeout</option> option.
336
 
          </para>
337
 
          <para>
338
 
            The <replaceable>TIME</replaceable> is specified as a
339
 
            space-separated number of values, each of which is a
340
 
            number and a one-character suffix.  The suffix must be one
341
 
            of <quote>d</quote>, <quote>s</quote>, <quote>m</quote>,
342
 
            <quote>h</quote>, and <quote>w</quote> for days, seconds,
343
 
            minutes, hours, and weeks, respectively.  The values are
344
 
            added together to give the total time value, so all of
345
 
            <quote><literal>330s</literal></quote>,
346
 
            <quote><literal>110s 110s 110s</literal></quote>, and
347
 
            <quote><literal>5m 30s</literal></quote> will give a value
348
 
            of five minutes and thirty seconds.
 
234
            This option is only used if <option>secret</option> is not
 
235
            specified, in which case this option is
 
236
            <emphasis>required</emphasis>.
 
237
          </para>
 
238
          <para>
 
239
            Similar to the <option>secret</option>, except the secret
 
240
            data is in an external file.  The contents of the file
 
241
            should <emphasis>not</emphasis> be base64-encoded, but
 
242
            will be sent to clients verbatim.
 
243
          </para>
 
244
          <para>
 
245
            File names of the form <filename>~user/foo/bar</filename>
 
246
            and <filename>$<envar>ENVVAR</envar>/foo/bar</filename>
 
247
            are supported.
349
248
          </para>
350
249
        </listitem>
351
250
      </varlistentry>
352
251
      
353
252
      <varlistentry>
354
 
        <term><option>enabled<literal> = </literal>{ <literal
355
 
        >1</literal> | <literal>yes</literal> | <literal>true</literal
356
 
        > | <literal >on</literal> | <literal>0</literal> | <literal
357
 
        >no</literal> | <literal>false</literal> | <literal
358
 
        >off</literal> }</option></term>
 
253
        <term><option><literal>host = </literal><replaceable
 
254
        >STRING</replaceable></option></term>
359
255
        <listitem>
360
256
          <para>
361
 
            Whether this client should be enabled by default.  The
362
 
            default is <quote>true</quote>.
 
257
            This option is <emphasis>optional</emphasis>, but highly
 
258
            <emphasis>recommended</emphasis> unless the
 
259
            <option>checker</option> option is modified to a
 
260
            non-standard value without <quote>%(host)s</quote> in it.
 
261
          </para>
 
262
          <para>
 
263
            Host name for this client.  This is not used by the server
 
264
            directly, but can be, and is by default, used by the
 
265
            checker.  See the <option>checker</option> option.
363
266
          </para>
364
267
        </listitem>
365
268
      </varlistentry>
402
305
        <quote><literal>%%(<replaceable>foo</replaceable>)s</literal
403
306
        ></quote> will be replaced by the value of the attribute
404
307
        <varname>foo</varname> of the internal
405
 
        <quote><classname>Client</classname></quote> object in the
406
 
        Mandos server.  The currently allowed values for
407
 
        <replaceable>foo</replaceable> are:
408
 
        <quote><literal>approval_delay</literal></quote>,
409
 
        <quote><literal>approval_duration</literal></quote>,
410
 
        <quote><literal>created</literal></quote>,
411
 
        <quote><literal>enabled</literal></quote>,
412
 
        <quote><literal>fingerprint</literal></quote>,
413
 
        <quote><literal>host</literal></quote>,
414
 
        <quote><literal>interval</literal></quote>,
415
 
        <quote><literal>last_approval_request</literal></quote>,
416
 
        <quote><literal>last_checked_ok</literal></quote>,
417
 
        <quote><literal>last_enabled</literal></quote>,
418
 
        <quote><literal>name</literal></quote>,
419
 
        <quote><literal>timeout</literal></quote>, and, if using
420
 
        D-Bus, <quote><literal>dbus_object_path</literal></quote>.
421
 
        See the source code for details.  <emphasis role="strong"
422
 
        >Currently, <emphasis>none</emphasis> of these attributes
423
 
        except <quote><literal>host</literal></quote> are guaranteed
424
 
        to be valid in future versions.</emphasis> Therefore, please
425
 
        let the authors know of any attributes that are useful so they
426
 
        may be preserved to any new versions of this software.
 
308
        <quote><classname>Client</classname></quote> object.  See the
 
309
        source code for details, and let the authors know of any
 
310
        attributes that are useful so they may be preserved to any new
 
311
        versions of this software.
427
312
      </para>
428
313
      <para>
429
314
        Note that this means that, in order to include an actual
464
349
    <informalexample>
465
350
      <programlisting>
466
351
[DEFAULT]
467
 
timeout = 5m
468
 
interval = 2m
469
 
checker = fping -q -- %%(host)s
 
352
timeout = 1h
 
353
interval = 5m
 
354
checker = fping -q -- %(host)s
470
355
 
471
356
# Client "foo"
472
357
[foo]
495
380
fingerprint = 3e393aeaefb84c7e89e2f547b3a107558fca3a27
496
381
secfile = /etc/mandos/bar-secret
497
382
timeout = 15m
498
 
approved_by_default = False
499
 
approval_delay = 30s
500
383
      </programlisting>
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    </informalexample>
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  </refsect1>
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  <refsect1 id="see_also">
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    <title>SEE ALSO</title>
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    <para>
507
 
      <citerefentry><refentrytitle>intro</refentrytitle>
508
 
      <manvolnum>8mandos</manvolnum></citerefentry>,
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      <citerefentry><refentrytitle>mandos-keygen</refentrytitle>
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      <manvolnum>8</manvolnum></citerefentry>,
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      <citerefentry><refentrytitle>mandos.conf</refentrytitle>