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  • Committer: Teddy Hogeborn
  • Date: 2009-09-10 06:28:14 UTC
  • Revision ID: teddy@fukt.bsnet.se-20090910062814-wkkngiwm0xhxwlm2
* init.d-mandos: Bug fix: Correct the LSB header.

* mandos.xml (CHECKING): Add text about client disabling requiring
                         manual intervention to reverse.

* plugin-runner.c: Cast return value of TEMP_FAILURE_RETRY to "int"
                   where necessary.

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mandos.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!ENTITY VERSION "1.0">
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<!ENTITY COMMANDNAME "mandos">
 
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<!ENTITY TIMESTAMP "2009-09-10">
 
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<!ENTITY % common SYSTEM "common.ent">
 
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%common;
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]>
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<refentry xmlns:xi="http://www.w3.org/2001/XInclude">
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  <refentryinfo>
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    <title>&COMMANDNAME;</title>
 
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   <refentryinfo>
 
12
    <title>Mandos Manual</title>
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    <!-- NWalsh’s docbook scripts use this to generate the footer: -->
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    <productname>&COMMANDNAME;</productname>
13
 
    <productnumber>&VERSION;</productnumber>
 
14
    <productname>Mandos</productname>
 
15
    <productnumber>&version;</productnumber>
 
16
    <date>&TIMESTAMP;</date>
14
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    <authorgroup>
15
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      <author>
16
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        <firstname>Björn</firstname>
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    </authorgroup>
30
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    <copyright>
31
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      <year>2008</year>
 
35
      <year>2009</year>
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      <holder>Teddy Hogeborn</holder>
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      <holder>Björn Påhlsson</holder>
34
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    </copyright>
35
 
    <legalnotice>
36
 
      <para>
37
 
        This manual page is free software: you can redistribute it
38
 
        and/or modify it under the terms of the GNU General Public
39
 
        License as published by the Free Software Foundation,
40
 
        either version 3 of the License, or (at your option) any
41
 
        later version.
42
 
      </para>
43
 
 
44
 
      <para>
45
 
        This manual page is distributed in the hope that it will
46
 
        be useful, but WITHOUT ANY WARRANTY; without even the
47
 
        implied warranty of MERCHANTABILITY or FITNESS FOR A
48
 
        PARTICULAR PURPOSE.  See the GNU General Public License
49
 
        for more details.
50
 
      </para>
51
 
 
52
 
      <para>
53
 
        You should have received a copy of the GNU General Public
54
 
        License along with this program; If not, see
55
 
        <ulink url="http://www.gnu.org/licenses/"/>.
56
 
      </para>
57
 
    </legalnotice>
 
39
    <xi:include href="legalnotice.xml"/>
58
40
  </refentryinfo>
59
 
 
 
41
  
60
42
  <refmeta>
61
43
    <refentrytitle>&COMMANDNAME;</refentrytitle>
62
44
    <manvolnum>8</manvolnum>
65
47
  <refnamediv>
66
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    <refname><command>&COMMANDNAME;</command></refname>
67
49
    <refpurpose>
68
 
      Sends encrypted passwords to authenticated Mandos clients
 
50
      Gives encrypted passwords to authenticated Mandos clients
69
51
    </refpurpose>
70
52
  </refnamediv>
71
 
 
 
53
  
72
54
  <refsynopsisdiv>
73
55
    <cmdsynopsis>
74
56
      <command>&COMMANDNAME;</command>
75
 
      <arg>--interface<arg choice="plain">NAME</arg></arg>
76
 
      <arg>--address<arg choice="plain">ADDRESS</arg></arg>
77
 
      <arg>--port<arg choice="plain">PORT</arg></arg>
78
 
      <arg>--priority<arg choice="plain">PRIORITY</arg></arg>
79
 
      <arg>--servicename<arg choice="plain">NAME</arg></arg>
80
 
      <arg>--configdir<arg choice="plain">DIRECTORY</arg></arg>
81
 
      <arg>--debug</arg>
82
 
    </cmdsynopsis>
83
 
    <cmdsynopsis>
84
 
      <command>&COMMANDNAME;</command>
85
 
      <arg>-i<arg choice="plain">NAME</arg></arg>
86
 
      <arg>-a<arg choice="plain">ADDRESS</arg></arg>
87
 
      <arg>-p<arg choice="plain">PORT</arg></arg>
88
 
      <arg>--priority<arg choice="plain">PRIORITY</arg></arg>
89
 
      <arg>--servicename<arg choice="plain">NAME</arg></arg>
90
 
      <arg>--configdir<arg choice="plain">DIRECTORY</arg></arg>
91
 
      <arg>--debug</arg>
 
57
      <group>
 
58
        <arg choice="plain"><option>--interface
 
59
        <replaceable>NAME</replaceable></option></arg>
 
60
        <arg choice="plain"><option>-i
 
61
        <replaceable>NAME</replaceable></option></arg>
 
62
      </group>
 
63
      <sbr/>
 
64
      <group>
 
65
        <arg choice="plain"><option>--address
 
66
        <replaceable>ADDRESS</replaceable></option></arg>
 
67
        <arg choice="plain"><option>-a
 
68
        <replaceable>ADDRESS</replaceable></option></arg>
 
69
      </group>
 
70
      <sbr/>
 
71
      <group>
 
72
        <arg choice="plain"><option>--port
 
73
        <replaceable>PORT</replaceable></option></arg>
 
74
        <arg choice="plain"><option>-p
 
75
        <replaceable>PORT</replaceable></option></arg>
 
76
      </group>
 
77
      <sbr/>
 
78
      <arg><option>--priority
 
79
      <replaceable>PRIORITY</replaceable></option></arg>
 
80
      <sbr/>
 
81
      <arg><option>--servicename
 
82
      <replaceable>NAME</replaceable></option></arg>
 
83
      <sbr/>
 
84
      <arg><option>--configdir
 
85
      <replaceable>DIRECTORY</replaceable></option></arg>
 
86
      <sbr/>
 
87
      <arg><option>--debug</option></arg>
 
88
      <sbr/>
 
89
      <arg><option>--no-dbus</option></arg>
 
90
      <sbr/>
 
91
      <arg><option>--no-ipv6</option></arg>
92
92
    </cmdsynopsis>
93
93
    <cmdsynopsis>
94
94
      <command>&COMMANDNAME;</command>
95
95
      <group choice="req">
96
 
        <arg choice="plain">-h</arg>
97
 
        <arg choice="plain">--help</arg>
 
96
        <arg choice="plain"><option>--help</option></arg>
 
97
        <arg choice="plain"><option>-h</option></arg>
98
98
      </group>
99
99
    </cmdsynopsis>
100
100
    <cmdsynopsis>
101
101
      <command>&COMMANDNAME;</command>
102
 
      <arg choice="plain">--version</arg>
 
102
      <arg choice="plain"><option>--version</option></arg>
103
103
    </cmdsynopsis>
104
104
    <cmdsynopsis>
105
105
      <command>&COMMANDNAME;</command>
106
 
      <arg choice="plain">--check</arg>
 
106
      <arg choice="plain"><option>--check</option></arg>
107
107
    </cmdsynopsis>
108
108
  </refsynopsisdiv>
109
 
 
 
109
  
110
110
  <refsect1 id="description">
111
111
    <title>DESCRIPTION</title>
112
112
    <para>
121
121
      Any authenticated client is then given the stored pre-encrypted
122
122
      password for that specific client.
123
123
    </para>
124
 
 
125
124
  </refsect1>
126
125
  
127
126
  <refsect1 id="purpose">
128
127
    <title>PURPOSE</title>
129
 
 
130
128
    <para>
131
129
      The purpose of this is to enable <emphasis>remote and unattended
132
130
      rebooting</emphasis> of client host computer with an
133
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      <emphasis>encrypted root file system</emphasis>.  See <xref
134
132
      linkend="overview"/> for details.
135
133
    </para>
136
 
 
137
134
  </refsect1>
138
135
  
139
136
  <refsect1 id="options">
140
137
    <title>OPTIONS</title>
141
 
 
142
138
    <variablelist>
143
139
      <varlistentry>
144
 
        <term><literal>-h</literal>, <literal>--help</literal></term>
 
140
        <term><option>--help</option></term>
 
141
        <term><option>-h</option></term>
145
142
        <listitem>
146
143
          <para>
147
144
            Show a help message and exit
148
145
          </para>
149
146
        </listitem>
150
147
      </varlistentry>
151
 
 
 
148
      
152
149
      <varlistentry>
153
 
        <term><literal>-i</literal>, <literal>--interface <replaceable
154
 
        >NAME</replaceable></literal></term>
 
150
        <term><option>--interface</option>
 
151
        <replaceable>NAME</replaceable></term>
 
152
        <term><option>-i</option>
 
153
        <replaceable>NAME</replaceable></term>
155
154
        <listitem>
156
155
          <xi:include href="mandos-options.xml" xpointer="interface"/>
157
156
        </listitem>
158
157
      </varlistentry>
159
 
 
 
158
      
160
159
      <varlistentry>
161
 
        <term><literal>-a</literal>, <literal>--address <replaceable>
162
 
        ADDRESS</replaceable></literal></term>
 
160
        <term><option>--address
 
161
        <replaceable>ADDRESS</replaceable></option></term>
 
162
        <term><option>-a
 
163
        <replaceable>ADDRESS</replaceable></option></term>
163
164
        <listitem>
164
165
          <xi:include href="mandos-options.xml" xpointer="address"/>
165
166
        </listitem>
166
167
      </varlistentry>
167
 
 
 
168
      
168
169
      <varlistentry>
169
 
        <term><literal>-p</literal>, <literal>--port <replaceable>
170
 
        PORT</replaceable></literal></term>
 
170
        <term><option>--port
 
171
        <replaceable>PORT</replaceable></option></term>
 
172
        <term><option>-p
 
173
        <replaceable>PORT</replaceable></option></term>
171
174
        <listitem>
172
175
          <xi:include href="mandos-options.xml" xpointer="port"/>
173
176
        </listitem>
174
177
      </varlistentry>
175
 
 
 
178
      
176
179
      <varlistentry>
177
 
        <term><literal>--check</literal></term>
 
180
        <term><option>--check</option></term>
178
181
        <listitem>
179
182
          <para>
180
183
            Run the server’s self-tests.  This includes any unit
182
185
          </para>
183
186
        </listitem>
184
187
      </varlistentry>
185
 
 
 
188
      
186
189
      <varlistentry>
187
 
        <term><literal>--debug</literal></term>
 
190
        <term><option>--debug</option></term>
188
191
        <listitem>
189
192
          <xi:include href="mandos-options.xml" xpointer="debug"/>
190
193
        </listitem>
191
194
      </varlistentry>
192
 
 
 
195
      
193
196
      <varlistentry>
194
 
        <term><literal>--priority <replaceable>
195
 
        PRIORITY</replaceable></literal></term>
 
197
        <term><option>--priority <replaceable>
 
198
        PRIORITY</replaceable></option></term>
196
199
        <listitem>
197
200
          <xi:include href="mandos-options.xml" xpointer="priority"/>
198
201
        </listitem>
199
202
      </varlistentry>
200
 
 
 
203
      
201
204
      <varlistentry>
202
 
        <term><literal>--servicename <replaceable>NAME</replaceable>
203
 
        </literal></term>
 
205
        <term><option>--servicename
 
206
        <replaceable>NAME</replaceable></option></term>
204
207
        <listitem>
205
208
          <xi:include href="mandos-options.xml"
206
209
                      xpointer="servicename"/>
207
210
        </listitem>
208
211
      </varlistentry>
209
 
 
 
212
      
210
213
      <varlistentry>
211
 
        <term><literal>--configdir <replaceable>DIR</replaceable>
212
 
        </literal></term>
 
214
        <term><option>--configdir
 
215
        <replaceable>DIRECTORY</replaceable></option></term>
213
216
        <listitem>
214
217
          <para>
215
218
            Directory to search for configuration files.  Default is
221
224
          </para>
222
225
        </listitem>
223
226
      </varlistentry>
224
 
 
 
227
      
225
228
      <varlistentry>
226
 
        <term><literal>--version</literal></term>
 
229
        <term><option>--version</option></term>
227
230
        <listitem>
228
231
          <para>
229
232
            Prints the program version and exit.
230
233
          </para>
231
234
        </listitem>
232
235
      </varlistentry>
 
236
      
 
237
      <varlistentry>
 
238
        <term><option>--no-dbus</option></term>
 
239
        <listitem>
 
240
          <xi:include href="mandos-options.xml" xpointer="dbus"/>
 
241
          <para>
 
242
            See also <xref linkend="dbus_interface"/>.
 
243
          </para>
 
244
        </listitem>
 
245
      </varlistentry>
 
246
      
 
247
      <varlistentry>
 
248
        <term><option>--no-ipv6</option></term>
 
249
        <listitem>
 
250
          <xi:include href="mandos-options.xml" xpointer="ipv6"/>
 
251
        </listitem>
 
252
      </varlistentry>
233
253
    </variablelist>
234
254
  </refsect1>
235
 
 
 
255
  
236
256
  <refsect1 id="overview">
237
257
    <title>OVERVIEW</title>
238
258
    <xi:include href="overview.xml"/>
239
259
    <para>
240
260
      This program is the server part.  It is a normal server program
241
261
      and will run in a normal system environment, not in an initial
242
 
      RAM disk environment.
 
262
      <acronym>RAM</acronym> disk environment.
243
263
    </para>
244
264
  </refsect1>
245
 
 
 
265
  
246
266
  <refsect1 id="protocol">
247
267
    <title>NETWORK PROTOCOL</title>
248
268
    <para>
300
320
      </row>
301
321
    </tbody></tgroup></table>
302
322
  </refsect1>
303
 
 
 
323
  
304
324
  <refsect1 id="checking">
305
325
    <title>CHECKING</title>
306
326
    <para>
307
327
      The server will, by default, continually check that the clients
308
328
      are still up.  If a client has not been confirmed as being up
309
329
      for some time, the client is assumed to be compromised and is no
310
 
      longer eligible to receive the encrypted password.  The timeout,
 
330
      longer eligible to receive the encrypted password.  (Manual
 
331
      intervention is required to re-enable a client.)  The timeout,
311
332
      checker program, and interval between checks can be configured
312
333
      both globally and per client; see <citerefentry>
313
334
      <refentrytitle>mandos-clients.conf</refentrytitle>
314
335
      <manvolnum>5</manvolnum></citerefentry>.
315
336
    </para>
316
337
  </refsect1>
317
 
 
 
338
  
318
339
  <refsect1 id="logging">
319
340
    <title>LOGGING</title>
320
341
    <para>
324
345
      and also show them on the console.
325
346
    </para>
326
347
  </refsect1>
327
 
 
 
348
  
 
349
  <refsect1 id="dbus_interface">
 
350
    <title>D-BUS INTERFACE</title>
 
351
    <para>
 
352
      The server will by default provide a D-Bus system bus interface.
 
353
      This interface will only be accessible by the root user or a
 
354
      Mandos-specific user, if such a user exists.
 
355
      <!-- XXX -->
 
356
    </para>
 
357
  </refsect1>
 
358
  
328
359
  <refsect1 id="exit_status">
329
360
    <title>EXIT STATUS</title>
330
361
    <para>
332
363
      critical error is encountered.
333
364
    </para>
334
365
  </refsect1>
335
 
 
 
366
  
336
367
  <refsect1 id="environment">
337
368
    <title>ENVIRONMENT</title>
338
369
    <variablelist>
339
370
      <varlistentry>
340
 
        <term><varname>PATH</varname></term>
 
371
        <term><envar>PATH</envar></term>
341
372
        <listitem>
342
373
          <para>
343
374
            To start the configured checker (see <xref
352
383
      </varlistentry>
353
384
    </variablelist>
354
385
  </refsect1>
355
 
 
356
 
  <refsect1 id="file">
 
386
  
 
387
  <refsect1 id="files">
357
388
    <title>FILES</title>
358
389
    <para>
359
390
      Use the <option>--configdir</option> option to change where
382
413
        </listitem>
383
414
      </varlistentry>
384
415
      <varlistentry>
385
 
        <term><filename>/var/run/mandos/mandos.pid</filename></term>
 
416
        <term><filename>/var/run/mandos.pid</filename></term>
386
417
        <listitem>
387
418
          <para>
388
419
            The file containing the process id of
423
454
      Currently, if a client is declared <quote>invalid</quote> due to
424
455
      having timed out, the server does not record this fact onto
425
456
      permanent storage.  This has some security implications, see
426
 
      <xref linkend="CLIENTS"/>.
 
457
      <xref linkend="clients"/>.
427
458
    </para>
428
459
    <para>
429
460
      There is currently no way of querying the server of the current
437
468
      Debug mode is conflated with running in the foreground.
438
469
    </para>
439
470
    <para>
440
 
      The console log messages does not show a timestamp.
 
471
      The console log messages do not show a time stamp.
 
472
    </para>
 
473
    <para>
 
474
      This server does not check the expire time of clients’ OpenPGP
 
475
      keys.
441
476
    </para>
442
477
  </refsect1>
443
478
  
448
483
        Normal invocation needs no options:
449
484
      </para>
450
485
      <para>
451
 
        <userinput>mandos</userinput>
 
486
        <userinput>&COMMANDNAME;</userinput>
452
487
      </para>
453
488
    </informalexample>
454
489
    <informalexample>
461
496
      <para>
462
497
 
463
498
<!-- do not wrap this line -->
464
 
<userinput>mandos --debug --configdir ~/mandos --servicename Test</userinput>
 
499
<userinput>&COMMANDNAME; --debug --configdir ~/mandos --servicename Test</userinput>
465
500
 
466
501
      </para>
467
502
    </informalexample>
473
508
      <para>
474
509
 
475
510
<!-- do not wrap this line -->
476
 
<userinput>mandos --interface eth7 --address fe80::aede:48ff:fe71:f6f2</userinput>
 
511
<userinput>&COMMANDNAME; --interface eth7 --address fe80::aede:48ff:fe71:f6f2</userinput>
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478
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      </para>
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    </informalexample>
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  </refsect1>
481
 
 
 
516
  
482
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  <refsect1 id="security">
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    <title>SECURITY</title>
484
 
    <refsect2 id="SERVER">
 
519
    <refsect2 id="server">
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520
      <title>SERVER</title>
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521
      <para>
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        Running this <command>&COMMANDNAME;</command> server program
488
523
        should not in itself present any security risk to the host
489
 
        computer running it.  The program does not need any special
490
 
        privileges to run, and is designed to run as a non-root user.
 
524
        computer running it.  The program switches to a non-root user
 
525
        soon after startup.
491
526
      </para>
492
527
    </refsect2>
493
 
    <refsect2 id="CLIENTS">
 
528
    <refsect2 id="clients">
494
529
      <title>CLIENTS</title>
495
530
      <para>
496
531
        The server only gives out its stored data to clients which
503
538
        <citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
504
539
        <manvolnum>5</manvolnum></citerefentry>)
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540
        <emphasis>must</emphasis> be made non-readable by anyone
506
 
        except the user running the server.
 
541
        except the user starting the server (usually root).
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542
      </para>
508
543
      <para>
509
544
        As detailed in <xref linkend="checking"/>, the status of all
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555
        restarting servers if it is suspected that a client has, in
521
556
        fact, been compromised by parties who may now be running a
522
557
        fake Mandos client with the keys from the non-encrypted
523
 
        initial RAM image of the client host.  What should be done in
524
 
        that case (if restarting the server program really is
525
 
        necessary) is to stop the server program, edit the
 
558
        initial <acronym>RAM</acronym> image of the client host.  What
 
559
        should be done in that case (if restarting the server program
 
560
        really is necessary) is to stop the server program, edit the
526
561
        configuration file to omit any suspect clients, and restart
527
562
        the server program.
528
563
      </para>
529
564
      <para>
530
565
        For more details on client-side security, see
531
 
        <citerefentry><refentrytitle>password-request</refentrytitle>
 
566
        <citerefentry><refentrytitle>mandos-client</refentrytitle>
532
567
        <manvolnum>8mandos</manvolnum></citerefentry>.
533
568
      </para>
534
569
    </refsect2>
535
570
  </refsect1>
536
 
 
 
571
  
537
572
  <refsect1 id="see_also">
538
573
    <title>SEE ALSO</title>
539
574
    <para>
540
575
      <citerefentry>
 
576
        <refentrytitle>mandos-clients.conf</refentrytitle>
 
577
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
541
578
        <refentrytitle>mandos.conf</refentrytitle>
542
579
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
543
 
        <refentrytitle>mandos-clients.conf</refentrytitle>
544
 
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
545
 
        <refentrytitle>password-request</refentrytitle>
 
580
        <refentrytitle>mandos-client</refentrytitle>
546
581
        <manvolnum>8mandos</manvolnum></citerefentry>, <citerefentry>
547
582
        <refentrytitle>sh</refentrytitle><manvolnum>1</manvolnum>
548
583
      </citerefentry>
651
686
    </variablelist>
652
687
  </refsect1>
653
688
</refentry>
 
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