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  • Committer: Teddy Hogeborn
  • Date: 2008-08-25 06:44:13 UTC
  • Revision ID: teddy@fukt.bsnet.se-20080825064413-smqg5qwxfvhkeop4
* Makefile (DOCBOOKTOMAN): Only cd to one directory.

* mandos-options.xml (interface): Removed mention of a specific
                                  replaceable.
  (debug): Reworded slightly.

* mandos.conf.xml (OPTIONS): Renamed some replaceable names.

* mandos.xml (SYNOPSIS, OPTIONS): Renamed replaceable of "interface"
                                  from "IF" to "NAME".

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removed removed

Lines of Context:
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 "2018-02-08">
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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>Mandos Manual</title>
 
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  <refentryinfo>
 
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    <title>&COMMANDNAME;</title>
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    <!-- NWalsh’s docbook scripts use this to generate the footer: -->
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    <productname>Mandos</productname>
15
 
    <productnumber>&version;</productnumber>
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    <date>&TIMESTAMP;</date>
 
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    <productname>&COMMANDNAME;</productname>
 
13
    <productnumber>&VERSION;</productnumber>
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    <authorgroup>
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      <author>
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        <firstname>Björn</firstname>
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        <surname>Påhlsson</surname>
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        <address>
22
 
          <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>
35
 
      <year>2009</year>
36
 
      <year>2010</year>
37
 
      <year>2011</year>
38
 
      <year>2012</year>
39
 
      <year>2013</year>
40
 
      <year>2014</year>
41
 
      <year>2015</year>
42
 
      <year>2016</year>
43
 
      <year>2017</year>
44
 
      <year>2018</year>
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      <holder>Teddy Hogeborn</holder>
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      <holder>Björn Påhlsson</holder>
47
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    </copyright>
48
 
    <xi:include href="legalnotice.xml"/>
 
35
    <legalnotice>
 
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      <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>
49
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  </refentryinfo>
50
 
  
 
59
 
51
60
  <refmeta>
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    <refentrytitle>&COMMANDNAME;</refentrytitle>
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    <manvolnum>8</manvolnum>
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  <refnamediv>
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    <refname><command>&COMMANDNAME;</command></refname>
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    <refpurpose>
59
 
      Gives encrypted passwords to authenticated Mandos clients
 
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      Sends encrypted passwords to authenticated Mandos clients
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    </refpurpose>
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  </refnamediv>
62
 
  
 
71
 
63
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  <refsynopsisdiv>
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    <cmdsynopsis>
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      <command>&COMMANDNAME;</command>
66
 
      <group>
67
 
        <arg choice="plain"><option>--interface
68
 
        <replaceable>NAME</replaceable></option></arg>
69
 
        <arg choice="plain"><option>-i
70
 
        <replaceable>NAME</replaceable></option></arg>
71
 
      </group>
72
 
      <sbr/>
73
 
      <group>
74
 
        <arg choice="plain"><option>--address
75
 
        <replaceable>ADDRESS</replaceable></option></arg>
76
 
        <arg choice="plain"><option>-a
77
 
        <replaceable>ADDRESS</replaceable></option></arg>
78
 
      </group>
79
 
      <sbr/>
80
 
      <group>
81
 
        <arg choice="plain"><option>--port
82
 
        <replaceable>PORT</replaceable></option></arg>
83
 
        <arg choice="plain"><option>-p
84
 
        <replaceable>PORT</replaceable></option></arg>
85
 
      </group>
86
 
      <sbr/>
87
 
      <arg><option>--priority
88
 
      <replaceable>PRIORITY</replaceable></option></arg>
89
 
      <sbr/>
90
 
      <arg><option>--servicename
91
 
      <replaceable>NAME</replaceable></option></arg>
92
 
      <sbr/>
93
 
      <arg><option>--configdir
94
 
      <replaceable>DIRECTORY</replaceable></option></arg>
95
 
      <sbr/>
96
 
      <arg><option>--debug</option></arg>
97
 
      <sbr/>
98
 
      <arg><option>--debuglevel
99
 
      <replaceable>LEVEL</replaceable></option></arg>
100
 
      <sbr/>
101
 
      <arg><option>--no-dbus</option></arg>
102
 
      <sbr/>
103
 
      <arg><option>--no-ipv6</option></arg>
104
 
      <sbr/>
105
 
      <arg><option>--no-restore</option></arg>
106
 
      <sbr/>
107
 
      <arg><option>--statedir
108
 
      <replaceable>DIRECTORY</replaceable></option></arg>
109
 
      <sbr/>
110
 
      <arg><option>--socket
111
 
      <replaceable>FD</replaceable></option></arg>
112
 
      <sbr/>
113
 
      <arg><option>--foreground</option></arg>
114
 
      <sbr/>
115
 
      <arg><option>--no-zeroconf</option></arg>
 
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>
116
92
    </cmdsynopsis>
117
93
    <cmdsynopsis>
118
94
      <command>&COMMANDNAME;</command>
119
95
      <group choice="req">
120
 
        <arg choice="plain"><option>--help</option></arg>
121
 
        <arg choice="plain"><option>-h</option></arg>
 
96
        <arg choice="plain">-h</arg>
 
97
        <arg choice="plain">--help</arg>
122
98
      </group>
123
99
    </cmdsynopsis>
124
100
    <cmdsynopsis>
125
101
      <command>&COMMANDNAME;</command>
126
 
      <arg choice="plain"><option>--version</option></arg>
 
102
      <arg choice="plain">--version</arg>
127
103
    </cmdsynopsis>
128
104
    <cmdsynopsis>
129
105
      <command>&COMMANDNAME;</command>
130
 
      <arg choice="plain"><option>--check</option></arg>
 
106
      <arg choice="plain">--check</arg>
131
107
    </cmdsynopsis>
132
108
  </refsynopsisdiv>
133
 
  
 
109
 
134
110
  <refsect1 id="description">
135
111
    <title>DESCRIPTION</title>
136
112
    <para>
137
113
      <command>&COMMANDNAME;</command> is a server daemon which
138
114
      handles incoming request for passwords for a pre-defined list of
139
 
      client host computers. For an introduction, see
140
 
      <citerefentry><refentrytitle>intro</refentrytitle>
141
 
      <manvolnum>8mandos</manvolnum></citerefentry>. The Mandos server
142
 
      uses Zeroconf to announce itself on the local network, and uses
143
 
      TLS to communicate securely with and to authenticate the
144
 
      clients.  The Mandos server uses IPv6 to allow Mandos clients to
145
 
      use IPv6 link-local addresses, since the clients will probably
146
 
      not have any other addresses configured (see <xref
147
 
      linkend="overview"/>).  Any authenticated client is then given
148
 
      the stored pre-encrypted password for that specific client.
 
115
      client host computers.  The Mandos server uses Zeroconf to
 
116
      announce itself on the local network, and uses TLS to
 
117
      communicate securely with and to authenticate the clients.  The
 
118
      Mandos server uses IPv6 to allow Mandos clients to use IPv6
 
119
      link-local addresses, since the clients will probably not have
 
120
      any other addresses configured (see <xref linkend="overview"/>).
 
121
      Any authenticated client is then given the stored pre-encrypted
 
122
      password for that specific client.
149
123
    </para>
 
124
 
150
125
  </refsect1>
151
126
  
152
127
  <refsect1 id="purpose">
153
128
    <title>PURPOSE</title>
 
129
 
154
130
    <para>
155
131
      The purpose of this is to enable <emphasis>remote and unattended
156
132
      rebooting</emphasis> of client host computer with an
157
133
      <emphasis>encrypted root file system</emphasis>.  See <xref
158
134
      linkend="overview"/> for details.
159
135
    </para>
 
136
 
160
137
  </refsect1>
161
138
  
162
139
  <refsect1 id="options">
163
140
    <title>OPTIONS</title>
 
141
 
164
142
    <variablelist>
165
143
      <varlistentry>
166
 
        <term><option>--help</option></term>
167
 
        <term><option>-h</option></term>
 
144
        <term><literal>-h</literal>, <literal>--help</literal></term>
168
145
        <listitem>
169
146
          <para>
170
147
            Show a help message and exit
171
148
          </para>
172
149
        </listitem>
173
150
      </varlistentry>
174
 
      
 
151
 
175
152
      <varlistentry>
176
 
        <term><option>--interface</option>
177
 
        <replaceable>NAME</replaceable></term>
178
 
        <term><option>-i</option>
179
 
        <replaceable>NAME</replaceable></term>
 
153
        <term><literal>-i</literal>, <literal>--interface <replaceable
 
154
        >NAME</replaceable></literal></term>
180
155
        <listitem>
181
156
          <xi:include href="mandos-options.xml" xpointer="interface"/>
182
157
        </listitem>
183
158
      </varlistentry>
184
 
      
 
159
 
185
160
      <varlistentry>
186
 
        <term><option>--address
187
 
        <replaceable>ADDRESS</replaceable></option></term>
188
 
        <term><option>-a
189
 
        <replaceable>ADDRESS</replaceable></option></term>
 
161
        <term><literal>-a</literal>, <literal>--address <replaceable>
 
162
        ADDRESS</replaceable></literal></term>
190
163
        <listitem>
191
164
          <xi:include href="mandos-options.xml" xpointer="address"/>
192
165
        </listitem>
193
166
      </varlistentry>
194
 
      
 
167
 
195
168
      <varlistentry>
196
 
        <term><option>--port
197
 
        <replaceable>PORT</replaceable></option></term>
198
 
        <term><option>-p
199
 
        <replaceable>PORT</replaceable></option></term>
 
169
        <term><literal>-p</literal>, <literal>--port <replaceable>
 
170
        PORT</replaceable></literal></term>
200
171
        <listitem>
201
172
          <xi:include href="mandos-options.xml" xpointer="port"/>
202
173
        </listitem>
203
174
      </varlistentry>
204
 
      
 
175
 
205
176
      <varlistentry>
206
 
        <term><option>--check</option></term>
 
177
        <term><literal>--check</literal></term>
207
178
        <listitem>
208
179
          <para>
209
180
            Run the server’s self-tests.  This includes any unit
211
182
          </para>
212
183
        </listitem>
213
184
      </varlistentry>
214
 
      
 
185
 
215
186
      <varlistentry>
216
 
        <term><option>--debug</option></term>
 
187
        <term><literal>--debug</literal></term>
217
188
        <listitem>
218
189
          <xi:include href="mandos-options.xml" xpointer="debug"/>
219
190
        </listitem>
220
191
      </varlistentry>
221
 
      
222
 
      <varlistentry>
223
 
        <term><option>--debuglevel
224
 
        <replaceable>LEVEL</replaceable></option></term>
225
 
        <listitem>
226
 
          <para>
227
 
            Set the debugging log level.
228
 
            <replaceable>LEVEL</replaceable> is a string, one of
229
 
            <quote><literal>CRITICAL</literal></quote>,
230
 
            <quote><literal>ERROR</literal></quote>,
231
 
            <quote><literal>WARNING</literal></quote>,
232
 
            <quote><literal>INFO</literal></quote>, or
233
 
            <quote><literal>DEBUG</literal></quote>, in order of
234
 
            increasing verbosity.  The default level is
235
 
            <quote><literal>WARNING</literal></quote>.
236
 
          </para>
237
 
        </listitem>
238
 
      </varlistentry>
239
 
      
240
 
      <varlistentry>
241
 
        <term><option>--priority <replaceable>
242
 
        PRIORITY</replaceable></option></term>
 
192
 
 
193
      <varlistentry>
 
194
        <term><literal>--priority <replaceable>
 
195
        PRIORITY</replaceable></literal></term>
243
196
        <listitem>
244
197
          <xi:include href="mandos-options.xml" xpointer="priority"/>
245
198
        </listitem>
246
199
      </varlistentry>
247
 
      
 
200
 
248
201
      <varlistentry>
249
 
        <term><option>--servicename
250
 
        <replaceable>NAME</replaceable></option></term>
 
202
        <term><literal>--servicename <replaceable>NAME</replaceable>
 
203
        </literal></term>
251
204
        <listitem>
252
205
          <xi:include href="mandos-options.xml"
253
206
                      xpointer="servicename"/>
254
207
        </listitem>
255
208
      </varlistentry>
256
 
      
 
209
 
257
210
      <varlistentry>
258
 
        <term><option>--configdir
259
 
        <replaceable>DIRECTORY</replaceable></option></term>
 
211
        <term><literal>--configdir <replaceable>DIR</replaceable>
 
212
        </literal></term>
260
213
        <listitem>
261
214
          <para>
262
215
            Directory to search for configuration files.  Default is
268
221
          </para>
269
222
        </listitem>
270
223
      </varlistentry>
271
 
      
 
224
 
272
225
      <varlistentry>
273
 
        <term><option>--version</option></term>
 
226
        <term><literal>--version</literal></term>
274
227
        <listitem>
275
228
          <para>
276
229
            Prints the program version and exit.
277
230
          </para>
278
231
        </listitem>
279
232
      </varlistentry>
280
 
      
281
 
      <varlistentry>
282
 
        <term><option>--no-dbus</option></term>
283
 
        <listitem>
284
 
          <xi:include href="mandos-options.xml" xpointer="dbus"/>
285
 
          <para>
286
 
            See also <xref linkend="dbus_interface"/>.
287
 
          </para>
288
 
        </listitem>
289
 
      </varlistentry>
290
 
      
291
 
      <varlistentry>
292
 
        <term><option>--no-ipv6</option></term>
293
 
        <listitem>
294
 
          <xi:include href="mandos-options.xml" xpointer="ipv6"/>
295
 
        </listitem>
296
 
      </varlistentry>
297
 
      
298
 
      <varlistentry>
299
 
        <term><option>--no-restore</option></term>
300
 
        <listitem>
301
 
          <xi:include href="mandos-options.xml" xpointer="restore"/>
302
 
          <para>
303
 
            See also <xref linkend="persistent_state"/>.
304
 
          </para>
305
 
        </listitem>
306
 
      </varlistentry>
307
 
      
308
 
      <varlistentry>
309
 
        <term><option>--statedir
310
 
        <replaceable>DIRECTORY</replaceable></option></term>
311
 
        <listitem>
312
 
          <xi:include href="mandos-options.xml" xpointer="statedir"/>
313
 
        </listitem>
314
 
      </varlistentry>
315
 
      
316
 
      <varlistentry>
317
 
        <term><option>--socket
318
 
        <replaceable>FD</replaceable></option></term>
319
 
        <listitem>
320
 
          <xi:include href="mandos-options.xml" xpointer="socket"/>
321
 
        </listitem>
322
 
      </varlistentry>
323
 
      
324
 
      <varlistentry>
325
 
        <term><option>--foreground</option></term>
326
 
        <listitem>
327
 
          <xi:include href="mandos-options.xml"
328
 
                      xpointer="foreground"/>
329
 
        </listitem>
330
 
      </varlistentry>
331
 
      
332
 
      <varlistentry>
333
 
        <term><option>--no-zeroconf</option></term>
334
 
        <listitem>
335
 
          <xi:include href="mandos-options.xml" xpointer="zeroconf"/>
336
 
        </listitem>
337
 
      </varlistentry>
338
 
      
339
233
    </variablelist>
340
234
  </refsect1>
341
 
  
 
235
 
342
236
  <refsect1 id="overview">
343
237
    <title>OVERVIEW</title>
344
238
    <xi:include href="overview.xml"/>
345
239
    <para>
346
240
      This program is the server part.  It is a normal server program
347
241
      and will run in a normal system environment, not in an initial
348
 
      <acronym>RAM</acronym> disk environment.
 
242
      RAM disk environment.
349
243
    </para>
350
244
  </refsect1>
351
 
  
 
245
 
352
246
  <refsect1 id="protocol">
353
247
    <title>NETWORK PROTOCOL</title>
354
248
    <para>
406
300
      </row>
407
301
    </tbody></tgroup></table>
408
302
  </refsect1>
409
 
  
 
303
 
410
304
  <refsect1 id="checking">
411
305
    <title>CHECKING</title>
412
306
    <para>
413
307
      The server will, by default, continually check that the clients
414
308
      are still up.  If a client has not been confirmed as being up
415
309
      for some time, the client is assumed to be compromised and is no
416
 
      longer eligible to receive the encrypted password.  (Manual
417
 
      intervention is required to re-enable a client.)  The timeout,
418
 
      extended timeout, checker program, and interval between checks
419
 
      can be configured both globally and per client; see
420
 
      <citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
 
310
      longer eligible to receive the encrypted password.  The timeout,
 
311
      checker program, and interval between checks can be configured
 
312
      both globally and per client; see <citerefentry>
 
313
      <refentrytitle>mandos-clients.conf</refentrytitle>
421
314
      <manvolnum>5</manvolnum></citerefentry>.
422
315
    </para>
423
316
  </refsect1>
424
 
  
425
 
  <refsect1 id="approval">
426
 
    <title>APPROVAL</title>
427
 
    <para>
428
 
      The server can be configured to require manual approval for a
429
 
      client before it is sent its secret.  The delay to wait for such
430
 
      approval and the default action (approve or deny) can be
431
 
      configured both globally and per client; see <citerefentry>
432
 
      <refentrytitle>mandos-clients.conf</refentrytitle>
433
 
      <manvolnum>5</manvolnum></citerefentry>.  By default all clients
434
 
      will be approved immediately without delay.
435
 
    </para>
436
 
    <para>
437
 
      This can be used to deny a client its secret if not manually
438
 
      approved within a specified time.  It can also be used to make
439
 
      the server delay before giving a client its secret, allowing
440
 
      optional manual denying of this specific client.
441
 
    </para>
442
 
    
443
 
  </refsect1>
444
 
  
 
317
 
445
318
  <refsect1 id="logging">
446
319
    <title>LOGGING</title>
447
320
    <para>
448
321
      The server will send log message with various severity levels to
449
 
      <filename class="devicefile">/dev/log</filename>.  With the
 
322
      <filename>/dev/log</filename>.  With the
450
323
      <option>--debug</option> option, it will log even more messages,
451
324
      and also show them on the console.
452
325
    </para>
453
326
  </refsect1>
454
 
  
455
 
  <refsect1 id="persistent_state">
456
 
    <title>PERSISTENT STATE</title>
457
 
    <para>
458
 
      Client settings, initially read from
459
 
      <filename>clients.conf</filename>, are persistent across
460
 
      restarts, and run-time changes will override settings in
461
 
      <filename>clients.conf</filename>.  However, if a setting is
462
 
      <emphasis>changed</emphasis> (or a client added, or removed) in
463
 
      <filename>clients.conf</filename>, this will take precedence.
464
 
    </para>
465
 
  </refsect1>
466
 
  
467
 
  <refsect1 id="dbus_interface">
468
 
    <title>D-BUS INTERFACE</title>
469
 
    <para>
470
 
      The server will by default provide a D-Bus system bus interface.
471
 
      This interface will only be accessible by the root user or a
472
 
      Mandos-specific user, if such a user exists.  For documentation
473
 
      of the D-Bus API, see the file <filename>DBUS-API</filename>.
474
 
    </para>
475
 
  </refsect1>
476
 
  
 
327
 
477
328
  <refsect1 id="exit_status">
478
329
    <title>EXIT STATUS</title>
479
330
    <para>
481
332
      critical error is encountered.
482
333
    </para>
483
334
  </refsect1>
484
 
  
 
335
 
485
336
  <refsect1 id="environment">
486
337
    <title>ENVIRONMENT</title>
487
338
    <variablelist>
488
339
      <varlistentry>
489
 
        <term><envar>PATH</envar></term>
 
340
        <term><varname>PATH</varname></term>
490
341
        <listitem>
491
342
          <para>
492
343
            To start the configured checker (see <xref
501
352
      </varlistentry>
502
353
    </variablelist>
503
354
  </refsect1>
504
 
  
505
 
  <refsect1 id="files">
 
355
 
 
356
  <refsect1 id="file">
506
357
    <title>FILES</title>
507
358
    <para>
508
359
      Use the <option>--configdir</option> option to change where
531
382
        </listitem>
532
383
      </varlistentry>
533
384
      <varlistentry>
534
 
        <term><filename>/run/mandos.pid</filename></term>
535
 
        <listitem>
536
 
          <para>
537
 
            The file containing the process id of the
538
 
            <command>&COMMANDNAME;</command> process started last.
539
 
            <emphasis >Note:</emphasis> If the <filename
540
 
            class="directory">/run</filename> directory does not
541
 
            exist, <filename>/var/run/mandos.pid</filename> will be
542
 
            used instead.
543
 
          </para>
544
 
        </listitem>
545
 
      </varlistentry>
546
 
      <varlistentry>
547
 
        <term><filename
548
 
        class="directory">/var/lib/mandos</filename></term>
549
 
        <listitem>
550
 
          <para>
551
 
            Directory where persistent state will be saved.  Change
552
 
            this with the <option>--statedir</option> option.  See
553
 
            also the <option>--no-restore</option> option.
554
 
          </para>
555
 
        </listitem>
556
 
      </varlistentry>
557
 
      <varlistentry>
558
 
        <term><filename class="devicefile">/dev/log</filename></term>
 
385
        <term><filename>/var/run/mandos/mandos.pid</filename></term>
 
386
        <listitem>
 
387
          <para>
 
388
            The file containing the process id of
 
389
            <command>&COMMANDNAME;</command>.
 
390
          </para>
 
391
        </listitem>
 
392
      </varlistentry>
 
393
      <varlistentry>
 
394
        <term><filename>/dev/log</filename></term>
559
395
        <listitem>
560
396
          <para>
561
397
            The Unix domain socket to where local syslog messages are
584
420
      backtrace.  This could be considered a feature.
585
421
    </para>
586
422
    <para>
 
423
      Currently, if a client is declared <quote>invalid</quote> due to
 
424
      having timed out, the server does not record this fact onto
 
425
      permanent storage.  This has some security implications, see
 
426
      <xref linkend="CLIENTS"/>.
 
427
    </para>
 
428
    <para>
 
429
      There is currently no way of querying the server of the current
 
430
      status of clients, other than analyzing its <systemitem
 
431
      class="service">syslog</systemitem> output.
 
432
    </para>
 
433
    <para>
587
434
      There is no fine-grained control over logging and debug output.
588
435
    </para>
589
436
    <para>
590
 
      This server does not check the expire time of clients’ OpenPGP
591
 
      keys.
592
 
    </para>
593
 
    <xi:include href="bugs.xml"/>
 
437
      Debug mode is conflated with running in the foreground.
 
438
    </para>
 
439
    <para>
 
440
      The console log messages does not show a timestamp.
 
441
    </para>
594
442
  </refsect1>
595
443
  
596
444
  <refsect1 id="example">
600
448
        Normal invocation needs no options:
601
449
      </para>
602
450
      <para>
603
 
        <userinput>&COMMANDNAME;</userinput>
 
451
        <userinput>mandos</userinput>
604
452
      </para>
605
453
    </informalexample>
606
454
    <informalexample>
607
455
      <para>
608
456
        Run the server in debug mode, read configuration files from
609
 
        the <filename class="directory">~/mandos</filename> directory,
610
 
        and use the Zeroconf service name <quote>Test</quote> to not
611
 
        collide with any other official Mandos server on this host:
 
457
        the <filename>~/mandos</filename> directory, and use the
 
458
        Zeroconf service name <quote>Test</quote> to not collide with
 
459
        any other official Mandos server on this host:
612
460
      </para>
613
461
      <para>
614
462
 
615
463
<!-- do not wrap this line -->
616
 
<userinput>&COMMANDNAME; --debug --configdir ~/mandos --servicename Test</userinput>
 
464
<userinput>mandos --debug --configdir ~/mandos --servicename Test</userinput>
617
465
 
618
466
      </para>
619
467
    </informalexample>
625
473
      <para>
626
474
 
627
475
<!-- do not wrap this line -->
628
 
<userinput>&COMMANDNAME; --interface eth7 --address fe80::aede:48ff:fe71:f6f2</userinput>
 
476
<userinput>mandos --interface eth7 --address fe80::aede:48ff:fe71:f6f2</userinput>
629
477
 
630
478
      </para>
631
479
    </informalexample>
632
480
  </refsect1>
633
 
  
 
481
 
634
482
  <refsect1 id="security">
635
483
    <title>SECURITY</title>
636
 
    <refsect2 id="server">
 
484
    <refsect2 id="SERVER">
637
485
      <title>SERVER</title>
638
486
      <para>
639
487
        Running this <command>&COMMANDNAME;</command> server program
640
488
        should not in itself present any security risk to the host
641
 
        computer running it.  The program switches to a non-root user
642
 
        soon after startup.
 
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.
643
491
      </para>
644
492
    </refsect2>
645
 
    <refsect2 id="clients">
 
493
    <refsect2 id="CLIENTS">
646
494
      <title>CLIENTS</title>
647
495
      <para>
648
496
        The server only gives out its stored data to clients which
655
503
        <citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
656
504
        <manvolnum>5</manvolnum></citerefentry>)
657
505
        <emphasis>must</emphasis> be made non-readable by anyone
658
 
        except the user starting the server (usually root).
 
506
        except the user running the server.
659
507
      </para>
660
508
      <para>
661
509
        As detailed in <xref linkend="checking"/>, the status of all
663
511
        compromised if they are gone for too long.
664
512
      </para>
665
513
      <para>
 
514
        If a client is compromised, its downtime should be duly noted
 
515
        by the server which would therefore declare the client
 
516
        invalid.  But if the server was ever restarted, it would
 
517
        re-read its client list from its configuration file and again
 
518
        regard all clients therein as valid, and hence eligible to
 
519
        receive their passwords.  Therefore, be careful when
 
520
        restarting servers if it is suspected that a client has, in
 
521
        fact, been compromised by parties who may now be running a
 
522
        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
 
526
        configuration file to omit any suspect clients, and restart
 
527
        the server program.
 
528
      </para>
 
529
      <para>
666
530
        For more details on client-side security, see
667
 
        <citerefentry><refentrytitle>mandos-client</refentrytitle>
 
531
        <citerefentry><refentrytitle>password-request</refentrytitle>
668
532
        <manvolnum>8mandos</manvolnum></citerefentry>.
669
533
      </para>
670
534
    </refsect2>
671
535
  </refsect1>
672
 
  
 
536
 
673
537
  <refsect1 id="see_also">
674
538
    <title>SEE ALSO</title>
675
539
    <para>
676
 
      <citerefentry><refentrytitle>intro</refentrytitle>
677
 
      <manvolnum>8mandos</manvolnum></citerefentry>,
678
 
      <citerefentry><refentrytitle>mandos-clients.conf</refentrytitle>
679
 
      <manvolnum>5</manvolnum></citerefentry>,
680
 
      <citerefentry><refentrytitle>mandos.conf</refentrytitle>
681
 
      <manvolnum>5</manvolnum></citerefentry>,
682
 
      <citerefentry><refentrytitle>mandos-client</refentrytitle>
683
 
      <manvolnum>8mandos</manvolnum></citerefentry>,
684
 
      <citerefentry><refentrytitle>sh</refentrytitle>
685
 
      <manvolnum>1</manvolnum></citerefentry>
 
540
      <citerefentry>
 
541
        <refentrytitle>mandos.conf</refentrytitle>
 
542
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
 
543
        <refentrytitle>mandos-clients.conf</refentrytitle>
 
544
        <manvolnum>5</manvolnum></citerefentry>, <citerefentry>
 
545
        <refentrytitle>password-request</refentrytitle>
 
546
        <manvolnum>8mandos</manvolnum></citerefentry>, <citerefentry>
 
547
        <refentrytitle>sh</refentrytitle><manvolnum>1</manvolnum>
 
548
      </citerefentry>
686
549
    </para>
687
550
    <variablelist>
688
551
      <varlistentry>
709
572
      </varlistentry>
710
573
      <varlistentry>
711
574
        <term>
712
 
          <ulink url="https://gnutls.org/">GnuTLS</ulink>
 
575
          <ulink
 
576
              url="http://www.gnu.org/software/gnutls/">GnuTLS</ulink>
713
577
        </term>
714
578
      <listitem>
715
579
        <para>
721
585
      </varlistentry>
722
586
      <varlistentry>
723
587
        <term>
724
 
          RFC 4291: <citetitle>IP Version 6 Addressing
725
 
          Architecture</citetitle>
 
588
          <citation>RFC 4291: <citetitle>IP Version 6 Addressing
 
589
          Architecture</citetitle>, section 2.5.6, Link-Local IPv6
 
590
          Unicast Addresses</citation>
726
591
        </term>
727
592
        <listitem>
728
 
          <variablelist>
729
 
            <varlistentry>
730
 
              <term>Section 2.2: <citetitle>Text Representation of
731
 
              Addresses</citetitle></term>
732
 
              <listitem><para/></listitem>
733
 
            </varlistentry>
734
 
            <varlistentry>
735
 
              <term>Section 2.5.5.2: <citetitle>IPv4-Mapped IPv6
736
 
              Address</citetitle></term>
737
 
              <listitem><para/></listitem>
738
 
            </varlistentry>
739
 
            <varlistentry>
740
 
            <term>Section 2.5.6, <citetitle>Link-Local IPv6 Unicast
741
 
            Addresses</citetitle></term>
742
 
            <listitem>
743
 
              <para>
744
 
                The clients use IPv6 link-local addresses, which are
745
 
                immediately usable since a link-local addresses is
746
 
                automatically assigned to a network interfaces when it
747
 
                is brought up.
748
 
              </para>
749
 
            </listitem>
750
 
            </varlistentry>
751
 
          </variablelist>
 
593
          <para>
 
594
            The clients use IPv6 link-local addresses, which are
 
595
            immediately usable since a link-local addresses is
 
596
            automatically assigned to a network interfaces when it is
 
597
            brought up.
 
598
          </para>
752
599
        </listitem>
753
600
      </varlistentry>
754
601
      <varlistentry>
755
602
        <term>
756
 
          RFC 5246: <citetitle>The Transport Layer Security (TLS)
757
 
          Protocol Version 1.2</citetitle>
 
603
          <citation>RFC 4346: <citetitle>The Transport Layer Security
 
604
          (TLS) Protocol Version 1.1</citetitle></citation>
758
605
        </term>
759
606
      <listitem>
760
607
        <para>
761
 
          TLS 1.2 is the protocol implemented by GnuTLS.
 
608
          TLS 1.1 is the protocol implemented by GnuTLS.
762
609
        </para>
763
610
      </listitem>
764
611
      </varlistentry>
765
612
      <varlistentry>
766
613
        <term>
767
 
          RFC 4880: <citetitle>OpenPGP Message Format</citetitle>
 
614
          <citation>RFC 4880: <citetitle>OpenPGP Message
 
615
          Format</citetitle></citation>
768
616
        </term>
769
617
      <listitem>
770
618
        <para>
774
622
      </varlistentry>
775
623
      <varlistentry>
776
624
        <term>
777
 
          RFC 6091: <citetitle>Using OpenPGP Keys for Transport Layer
778
 
          Security (TLS) Authentication</citetitle>
 
625
          <citation>RFC 5081: <citetitle>Using OpenPGP Keys for
 
626
          Transport Layer Security</citetitle></citation>
779
627
        </term>
780
628
      <listitem>
781
629
        <para>
787
635
    </variablelist>
788
636
  </refsect1>
789
637
</refentry>
790
 
<!-- Local Variables: -->
791
 
<!-- time-stamp-start: "<!ENTITY TIMESTAMP [\"']" -->
792
 
<!-- time-stamp-end: "[\"']>" -->
793
 
<!-- time-stamp-format: "%:y-%02m-%02d" -->
794
 
<!-- End: -->