psh.sh

#!/bin/sh
# Unknown Author.

HOSTLISTFILE="$HOME/.hosts"
 
#Error display function
Error_Show() {
  case "$1" in
  	1) echo 'Usage : psh node[,node] command';;
		2) echo "psh:Hostlist file not exist";;
		*) echo 'psh:Unknow Error';;
	esac
 
	exit 1
}
 
[ "$#" -lt "2" ]&&Error_Show 1
[ ! -f "$HOSTLISTFILE" ]&&Error_Show 2
 
NODELIST=$(cat "$HOSTLISTFILE" | egrep $(echo $1 |sed "s/,/|/g") | awk '{print $1}')
 
shift
 
for NAME in $NODELIST
do
#	rsh "$NAME" $* >&1 2>&1|sed "s/^/"`echo $NAME|cut -f 1 -d '.'|cut -c -10`:"     /g"
	ssh -q -x "$NAME" $* >&1 2>&1|sed "s/^/"`echo $NAME|cut -f 1 -d '.'|cut -c -13`:"       /g"
done