<!-- This configuration file controls the systemwide message bus.

      Add a system-local.conf and edit that rather than changing this 

      file directly. -->

 <!-- Note that there are any number of ways you can hose yourself

      security-wise by screwing up this file; in particular, you

      probably don't want to listen on any more addresses, add any more

      auth mechanisms, run as a different user, etc. -->

 <!DOCTYPE busconfig PUBLIC "-//freedesktop//DTD D-Bus Bus Configuration 1.0//EN"

  "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">

 <busconfig>

   <!-- Our well-known bus type, do not change this -->

   <type>system</type>

   <!-- Run as special user -->

   <user>messagebus</user>

   <!-- Fork into daemon mode -->

   <fork/>

   <!-- Write a pid file -->

   <pidfile>/usr/local/var/run/messagebus.pid</pidfile>

   <!-- Only allow socket-credentials-based authentication -->

   <auth>EXTERNAL</auth>

   <!-- Only listen on a local socket. (abstract=/path/to/socket 

        means use abstract namespace, don't really create filesystem 

        file; only Linux supports this. Use path=/whatever on other 

        systems.) -->

   <listen>tcp:host=localhost,port=12437</listen>

   <policy context="default">

     <!-- Deny everything then punch holes -->

     <deny send_interface="*"/>

     <deny receive_interface="*"/>

     <deny own="*"/>

     <!-- But allow all users to connect -->

     <allow user="*"/>

     <!-- Allow anyone to talk to the message bus -->

     <!-- FIXME I think currently these allow rules are always implicit 

          even if they aren't in here -->

     <allow send_destination="org.freedesktop.DBus"/>

     <allow receive_sender="org.freedesktop.DBus"/>

     <!-- valid replies are always allowed -->

     <allow send_requested_reply="true"/>

     <allow receive_requested_reply="true"/>

   </policy>

   <!-- Config files are placed here that among other things, punch 

        holes in the above policy for specific services. -->

   <includedir>system.d</includedir>

   <!-- This is included last so local configuration can override what's 

        in this standard file -->

   <include ignore_missing="yes">system-local.conf</include>

   <include if_selinux_enabled="yes" selinux_root_relative="yes">contexts/dbus_contexts</include>

 </busconfig>