Document journald sockets paths a bit more

Adding them to the documentation makes it easier to find
the right man page for people who are trying to understand
where some socket in the filesystem is coming from.

3 files changed, 26 insertions, 1 deletions

diff --git a/Makefile-man.am b/Makefile-man.am
index 218a299e91..3fbc8866c0 100644
--- a/Makefile-man.am
+++ b/Makefile-man.am
@@ -372,6 +372,7 @@ MANPAGES_ALIAS += \
 	man/systemd-hybrid-sleep.service.8 \
 	man/systemd-initctl.8 \
 	man/systemd-initctl.socket.8 \
+	man/systemd-journald-audit.socket.8 \
 	man/systemd-journald-dev-log.socket.8 \
 	man/systemd-journald.8 \
 	man/systemd-journald.socket.8 \
@@ -658,6 +659,7 @@ man/systemd-hibernate.service.8: man/systemd-suspend.service.8
 man/systemd-hybrid-sleep.service.8: man/systemd-suspend.service.8
 man/systemd-initctl.8: man/systemd-initctl.service.8
 man/systemd-initctl.socket.8: man/systemd-initctl.service.8
+man/systemd-journald-audit.socket.8: man/systemd-journald.service.8
 man/systemd-journald-dev-log.socket.8: man/systemd-journald.service.8
 man/systemd-journald.8: man/systemd-journald.service.8
 man/systemd-journald.socket.8: man/systemd-journald.service.8
@@ -1364,6 +1366,9 @@ man/systemd-initctl.html: man/systemd-initctl.service.html
 man/systemd-initctl.socket.html: man/systemd-initctl.service.html
 	$(html-alias)
 
+man/systemd-journald-audit.socket.html: man/systemd-journald.service.html
+	$(html-alias)
+
 man/systemd-journald-dev-log.socket.html: man/systemd-journald.service.html
 	$(html-alias)
 
diff --git a/man/systemd-journald.service.xml b/man/systemd-journald.service.xml
index dae6ee6042..6b572b8725 100644
--- a/man/systemd-journald.service.xml
+++ b/man/systemd-journald.service.xml
@@ -46,6 +46,7 @@
     <refname>systemd-journald.service</refname>
     <refname>systemd-journald.socket</refname>
     <refname>systemd-journald-dev-log.socket</refname>
+    <refname>systemd-journald-audit.socket</refname>
     <refname>systemd-journald</refname>
     <refpurpose>Journal service</refpurpose>
   </refnamediv>
@@ -54,6 +55,7 @@
     <para><filename>systemd-journald.service</filename></para>
     <para><filename>systemd-journald.socket</filename></para>
     <para><filename>systemd-journald-dev-log.socket</filename></para>
+    <para><filename>systemd-journald-audit.socket</filename></para>
     <para><filename>/usr/lib/systemd/systemd-journald</filename></para>
   </refsynopsisdiv>
 
@@ -227,7 +229,20 @@
         <filename>/var/log/journal</filename> is not available, or
         when <option>Storage=volatile</option> is set in the
         <citerefentry><refentrytitle>journald.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>
-        configuration file. </para></listitem>
+        configuration file.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><filename>/dev/kmsg</filename></term>
+        <term><filename>/dev/log</filename></term>
+        <term><filename>/run/systemd/journal/dev-log</filename></term>
+        <term><filename>/run/systemd/journal/socket</filename></term>
+        <term><filename>/run/systemd/journal/stdout</filename></term>
+
+        <listitem><para>Sockets that
+        <command>systemd-journald</command> will listen on that are
+        visible in the file system. In addition to those, journald can
+        listen for audit events using netlink.</para></listitem>
       </varlistentry>
     </variablelist>
   </refsect1>
diff --git a/src/journal/journald-server.c b/src/journal/journald-server.c
index ae325c439e..3d5f2524fe 100644
--- a/src/journal/journald-server.c
+++ b/src/journal/journald-server.c
@@ -1573,18 +1573,23 @@ int server_init(Server *s) {
         no_sockets = s->native_fd < 0 && s->stdout_fd < 0 && s->syslog_fd < 0 && s->audit_fd < 0;
 
         /* always open stdout, syslog, native, and kmsg sockets */
+
+        /* systemd-journald.socket: /run/systemd/journal/stdout */
         r = server_open_stdout_socket(s);
         if (r < 0)
                 return r;
 
+        /* systemd-journald-dev-log.socket: /run/systemd/journal/dev-log */
         r = server_open_syslog_socket(s);
         if (r < 0)
                 return r;
 
+        /* systemd-journald.socket: /run/systemd/journal/socket */
         r = server_open_native_socket(s);
         if (r < 0)
                 return r;
 
+        /* /dev/ksmg */
         r = server_open_dev_kmsg(s);
         if (r < 0)
                 return r;