exec plugin: Change the input format so it's identical to the one used in unixsock.

[collectd.git] / src / collectd-unixsock.pod

diff --git a/src/collectd-unixsock.pod b/src/collectd-unixsock.pod
index 6875694..55e46b8 100644 (file)
--- a/src/collectd-unixsock.pod
+++ b/src/collectd-unixsock.pod
@@ -20,6 +20,9 @@ the daemon. This can be used to use the values collected by collectd in other
 applications, such as monitoring, or submit externally collected values to
 collectd.
 
+This plugin is used by L<collectd-nagios(1)> to check if some value is in a
+certain range and exit with a Nagios-compatible exit code.
+
 =head1 COMMANDS
 
 Upon start the C<unixsock plugin> opens a UNIX-socket and waits for
@@ -91,9 +94,19 @@ Commands that return values may use I<Num> to return the number of values that
 follow, such as the B<GETVAL> command. These commands usually return a negative
 value on failure and never return zero.
 
+=head1 ABSTRACTION LAYER
+
+Shipped with the sourcecode comes the Perl-Module L<Collectd::Unixsock> which
+provides an abstraction layer over the actual socket connection. It can be
+found in the directory F<contrib/PerlLib>. If you want to use Perl to
+communicate with the daemon, you're encouraged to use and expand this module.
+
 =head1 SEE ALSO
 
-L<collectd(1)>, L<collectd.conf(5)>, L<unix(7)>
+L<collectd(1)>,
+L<collectd.conf(5)>,
+L<collectd-nagios(1)>,
+L<unix(7)>
 
 =head1 AUTHOR