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  • Committer: Björn Påhlsson
  • Date: 2008-09-04 19:59:05 UTC
  • mto: (237.7.1 mandos) (24.1.154 mandos)
  • mto: This revision was merged to the branch mainline in revision 164.
  • Revision ID: belorn@braxen-20080904195905-a3qfv1np32auumwm
fixed two bugs:
      A overbuffer flow in enviro variables causing seg fault
      A incorrect use of strsep causing seg fault

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plugin-runner.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 "plugin-runner">
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<!ENTITY TIMESTAMP "2009-01-17">
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<!ENTITY % common SYSTEM "common.ent">
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%common;
 
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<!ENTITY TIMESTAMP "2008-09-04">
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]>
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<refentry xmlns:xi="http://www.w3.org/2001/XInclude">
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    <title>Mandos Manual</title>
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    <!-- Nwalsh’s docbook scripts use this to generate the footer: -->
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    <productname>Mandos</productname>
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    <productnumber>&version;</productnumber>
 
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    <productnumber>&VERSION;</productnumber>
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    <date>&TIMESTAMP;</date>
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    <authorgroup>
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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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      <holder>Teddy Hogeborn</holder>
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      <holder>Björn Påhlsson</holder>
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    </copyright>
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    <xi:include href="legalnotice.xml"/>
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  </refentryinfo>
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  <refmeta>
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    <refentrytitle>&COMMANDNAME;</refentrytitle>
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    <manvolnum>8mandos</manvolnum>
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      Run Mandos plugins, pass data from first to succeed.
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    </refpurpose>
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  </refnamediv>
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  <refsynopsisdiv>
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    <cmdsynopsis>
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      <command>&COMMANDNAME;</command>
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      <group rep="repeat">
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        <arg choice="plain"><option>--global-env=<replaceable
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        >ENV</replaceable><literal>=</literal><replaceable
 
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        >VAR</replaceable><literal>=</literal><replaceable
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        >value</replaceable></option></arg>
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        <arg choice="plain"><option>-G
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        <replaceable>ENV</replaceable><literal>=</literal><replaceable
 
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        <replaceable>VAR</replaceable><literal>=</literal><replaceable
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        >value</replaceable> </option></arg>
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      </group>
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      <sbr/>
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    <variablelist>
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      <varlistentry>
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        <term><option>--global-env
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        <replaceable>ENV</replaceable><literal>=</literal><replaceable
 
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        <replaceable>VAR</replaceable><literal>=</literal><replaceable
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        >value</replaceable></option></term>
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        <term><option>-G
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        <replaceable>ENV</replaceable><literal>=</literal><replaceable
 
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        <replaceable>VAR</replaceable><literal>=</literal><replaceable
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        >value</replaceable></option></term>
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        <listitem>
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          <para>
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          </para>
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        </listitem>
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      </varlistentry>
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      <varlistentry>
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        <term><option>--disable
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        <replaceable>PLUGIN</replaceable></option></term>
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          </para>       
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        </listitem>
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      </varlistentry>
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      <varlistentry>
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        <term><option>--enable
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        <replaceable>PLUGIN</replaceable></option></term>
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          </para>
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        </listitem>
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      </varlistentry>
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      <varlistentry>
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        <term><option>--groupid
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        <replaceable>ID</replaceable></option></term>
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          </para>
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        </listitem>
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      </varlistentry>
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      <varlistentry>
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        <term><option>--userid
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        <replaceable>ID</replaceable></option></term>
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          </para>
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        </listitem>
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      </varlistentry>
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      <varlistentry>
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        <term><option>--plugin-dir
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        <replaceable>DIRECTORY</replaceable></option></term>
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          </para>
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        </listitem>
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      </varlistentry>
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      <varlistentry>
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        <term><option>--version</option></term>
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        <term><option>-V</option></term>
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      </varlistentry>
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    </variablelist>
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  </refsect1>
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  <refsect1 id="overview">
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    <title>OVERVIEW</title>
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    <xi:include href="overview.xml"/>
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      code will make this plugin-runner output the password from that
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      plugin, stop any other plugins, and exit.
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    </para>
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    <refsect2 id="writing_plugins">
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      <title>WRITING PLUGINS</title>
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      <para>
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        console.
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      </para>
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      <para>
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        If the password is a single-line, manually entered passprase,
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        a final trailing newline character should
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        <emphasis>not</emphasis> be printed.
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      </para>
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      <para>
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        The plugin will run in the initial RAM disk environment, so
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        care must be taken not to depend on any files or running
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        services not available there.
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    </para>
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  </refsect1>
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  <refsect1 id="bugs">
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    <title>BUGS</title>
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    <para>
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      The <option>--config-file</option> option is ignored when
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      specified from within a configuration file.
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    </para>
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  </refsect1>
 
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<!--   <refsect1 id="bugs"> -->
 
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<!--     <title>BUGS</title> -->
 
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<!--     <para> -->
 
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<!--     </para> -->
 
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<!--   </refsect1> -->
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  <refsect1 id="examples">
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    <title>EXAMPLE</title>
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    </informalexample>
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    <informalexample>
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      <para>
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        Run plugins from a different directory, read a different
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        configuration file, and add two options to the
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        <citerefentry><refentrytitle >mandos-client</refentrytitle>
 
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        Run plugins from a different directory and add two
 
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        options to the <citerefentry><refentrytitle
 
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        >password-request</refentrytitle>
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        <manvolnum>8mandos</manvolnum></citerefentry> plugin:
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      </para>
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      <para>
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<!-- do not wrap this line -->
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<userinput>cd /etc/keys/mandos; &COMMANDNAME;  --config-file=/etc/mandos/plugin-runner.conf --plugin-dir /usr/lib/mandos/plugins.d --options-for=mandos-client:--pubkey=pubkey.txt,--seckey=seckey.txt</userinput>
 
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<userinput>&COMMANDNAME;  --plugin-dir=plugins.d --options-for=password-request:--pubkey=keydir/pubkey.txt,--seckey=keydir/seckey.txt</userinput>
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      </para>
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    </informalexample>
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      non-privileged.  This user and group is then what all plugins
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      will be started as.  Therefore, the only way to run a plugin as
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      a privileged user is to have the set-user-ID or set-group-ID bit
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      set on the plugin executable file (see <citerefentry>
 
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      set on the plugin executable files (see <citerefentry>
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      <refentrytitle>execve</refentrytitle><manvolnum>2</manvolnum>
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      </citerefentry>).
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    </para>
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      <manvolnum>8</manvolnum></citerefentry>,
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      <citerefentry><refentrytitle>password-prompt</refentrytitle>
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      <manvolnum>8mandos</manvolnum></citerefentry>,
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      <citerefentry><refentrytitle>mandos-client</refentrytitle>
 
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      <citerefentry><refentrytitle>password-request</refentrytitle>
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      <manvolnum>8mandos</manvolnum></citerefentry>
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    </para>
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  </refsect1>