#!/bin/bash
NODES=$PBS_SERVER_HOME/server_priv/nodes
CLUSTER_CONF=%%CONFPATH/%%CONFIG_FILE

. $CLUSTER_CONF
# cat fails if NODES doesn't exist
touch $NODES

# $4 == hostname $5 == number of procs
grep -v $4 $NODES > $NODES.$$

if [[ -z "$5" && -z $NODENP ]]; then
	echo $4 >> $NODES.$$
elif [[ ! -z $5 ]]; then
	echo $4 np=$5 >> $NODES.$$
else
	echo $4 np=$NODENP >> $NODES.$$
fi
cat $NODES.$$ | sort -g | uniq | egrep -v "(^$|^\W$)" > $NODES.
mv $NODES. $NODES

rm -f $NODES.$$