sl@0: <!-- This configuration file controls the systemwide message bus.
sl@0:      Add a system-local.conf and edit that rather than changing this 
sl@0:      file directly. -->
sl@0: 
sl@0: <!-- Note that there are any number of ways you can hose yourself
sl@0:      security-wise by screwing up this file; in particular, you
sl@0:      probably don't want to listen on any more addresses, add any more
sl@0:      auth mechanisms, run as a different user, etc. -->
sl@0: 
sl@0: <!DOCTYPE busconfig PUBLIC "-//freedesktop//DTD D-Bus Bus Configuration 1.0//EN"
sl@0:  "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
sl@0: <busconfig>
sl@0: 
sl@0:   <!-- Our well-known bus type, do not change this -->
sl@0:   <type>system</type>
sl@0: 
sl@0:   <!-- Run as special user -->
sl@0:   <user>messagebus</user>
sl@0: 
sl@0:   <!-- Fork into daemon mode -->
sl@0:   <fork/>
sl@0: 
sl@0:   <!-- Write a pid file -->
sl@0:   <pidfile>/usr/local/var/run/messagebus.pid</pidfile>
sl@0: 
sl@0:   <!-- Only allow socket-credentials-based authentication -->
sl@0:   <auth>EXTERNAL</auth>
sl@0: 
sl@0:   <!-- Only listen on a local socket. (abstract=/path/to/socket 
sl@0:        means use abstract namespace, don't really create filesystem 
sl@0:        file; only Linux supports this. Use path=/whatever on other 
sl@0:        systems.) -->
sl@0:   <listen>tcp:host=localhost,port=12437</listen>
sl@0: 
sl@0:   <policy context="default">
sl@0:     <!-- Deny everything then punch holes -->
sl@0:     <deny send_interface="*"/>
sl@0:     <deny receive_interface="*"/>
sl@0:     <deny own="*"/>
sl@0:     <!-- But allow all users to connect -->
sl@0:     <allow user="*"/>
sl@0:     <!-- Allow anyone to talk to the message bus -->
sl@0:     <!-- FIXME I think currently these allow rules are always implicit 
sl@0:          even if they aren't in here -->
sl@0:     <allow send_destination="org.freedesktop.DBus"/>
sl@0:     <allow receive_sender="org.freedesktop.DBus"/>
sl@0:     <!-- valid replies are always allowed -->
sl@0:     <allow send_requested_reply="true"/>
sl@0:     <allow receive_requested_reply="true"/>
sl@0:   </policy>
sl@0: 
sl@0:   <!-- Config files are placed here that among other things, punch 
sl@0:        holes in the above policy for specific services. -->
sl@0:   <includedir>system.d</includedir>
sl@0: 
sl@0:   <!-- This is included last so local configuration can override what's 
sl@0:        in this standard file -->
sl@0:   <include ignore_missing="yes">system-local.conf</include>
sl@0: 
sl@0:   <include if_selinux_enabled="yes" selinux_root_relative="yes">contexts/dbus_contexts</include>
sl@0: 
sl@0: </busconfig>