#!/bin/sh
#
# Plugin created by Alexandre Dupouy, with the assistance of Mike Fedyk
# $Id: nfsd.in 1696 2008-08-12 13:29:18Z matthias $
#%# family=auto
#%# capabilities=autoconf

NFSD=/proc/net/rpc/nfsd

proc="getattr setattr lookup access readlink read write create mkdir symlink mknod remove rmdir rename link readdir readdirplus fsstat fsinfo pathconf commit"

if [ "$1" = "autoconf" ]; then
	if [ -f "$NFSD" ]; then
		echo yes
		exit 0
	else
		echo "no (no $NFSD)"
		exit 1
	fi
fi

if [ "$1" = "config" ]; then

	echo 'graph_title NFS Server'
	echo 'graph_args --base 1000 -l 0'
	echo 'graph_vlabel requests / ${graph_period}'
	echo 'graph_total total'
	echo 'graph_category NFS'
	for a in $proc ; do echo "$a.label $a" ; echo "$a.type DERIVE"; echo "$a.min 0"; done
	exit 0
fi

i=4;

if [ -r $NFSD ];
then 
	for a in $proc; do
		echo -n "$a.value "
		grep proc3 $NFSD \
			| cut -f $i -d ' ' \
			| awk '{print $1}'
		i=$(expr $i + 1)
	done
else
	echo "Cannot read $NFSD" >&2
	exit -1
fi