chiark / gitweb /
'@' is an 'ampersat' not an 'ampersand'; let's call it 'at symbol'
[elogind.git] / man / systemd.socket.xml
index d651c1448628deb04ffe31570ca7244fe0432379..f883543c80c35f3e1b3fb86945dc307189ada691 100644 (file)
                                 family.</para>
 
                                 <para>If the address starts with an
-                                ampersand (@) it is read as abstract
+                                at symbol (@) it is read as abstract
                                 namespace socket in the AF_UNIX
                                 family. The @ is replaced with a NUL
                                 character before binding. For details
                                 directive above.</para></listitem>
                         </varlistentry>
 
+                        <varlistentry>
+                                <term><varname>ListenMessageQueue=</varname></term>
+                                <listitem><para>Specifies a POSIX
+                                message queue name to listen on. This
+                                expects a valid message queue name
+                                (i.e. beginning with /). Behaviour
+                                otherwise is very similar to the
+                                <varname>ListenFIFO=</varname>
+                                directive above. On Linux message
+                                queue descriptors are actually file
+                                descriptors and can be inherited
+                                between processes.</para></listitem>
+                        </varlistentry>
+
                         <varlistentry>
                                 <term><varname>BindIPv6Only=</varname></term>
                                 <listitem><para>Takes a one of
                                 for details.</para></listitem>
                         </varlistentry>
 
+                        <varlistentry>
+                                <term><varname>MessageQueueMaxMessages=</varname>,
+                                <varname>MessageQueueMessageSize=</varname></term>
+                                <listitem><para>These two settings
+                                take integer values and control the
+                                mq_maxmsg resp. mq_msgsize field when
+                                creating the message queue. Note that
+                                either none or both of these variables
+                                need to be set. See
+                                <citerefentry><refentrytitle>mq_setattr</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+                                for details.</para></listitem>
+                        </varlistentry>
+
                         <varlistentry>
                                 <term><varname>FreeBind=</varname></term>
                                 <listitem><para>Takes a boolean
                                 address. Defaults to <option>false</option>.</para></listitem>
                         </varlistentry>
 
+                        <varlistentry>
+                                <term><varname>Transparent=</varname></term>
+                                <listitem><para>Takes a boolean
+                                value. Controls the IP_TRANSPARENT
+                                option. Defaults to
+                                <option>false</option>.</para></listitem>
+                        </varlistentry>
+
+                        <varlistentry>
+                                <term><varname>Broadcast=</varname></term>
+                                <listitem><para>Takes a boolean
+                                value. This controls the SO_BROADCAST
+                                option, which allows broadcast
+                                datagrams to be sent from this
+                                socket. Defaults to
+                                <option>false</option>.</para></listitem>
+                        </varlistentry>
+
+                        <varlistentry>
+                                <term><varname>PassCred=</varname></term>
+                                <listitem><para>Takes a boolean
+                                value. This controls the SO_PASSCRED
+                                option, which allows UNIX sockets to
+                                receive the credentials of the sending
+                                process in an ancillary message.
+                                Defaults to
+                                <option>false</option>.</para></listitem>
+                        </varlistentry>
+
                         <varlistentry>
                                 <term><varname>TCPCongestion=</varname></term>
                                 <listitem><para>Takes a string
                                 a time span value such as "5min
                                 20s". Pass 0 to disable the timeout
                                 logic. Defaults to
-                                3min.</para></listitem>
+                                90s.</para></listitem>
                         </varlistentry>
 
                         <varlistentry>