각 클러스터 노드에 xml-rpc 서버를 실행시키는 script를 어떻게

제가 노드 관리를 위해 만들어 사용하는 스크립트인데 도움이 되길 바라며 올려 봅니다. 제 경우 인증키 방식으로 ssh 접속을 이용하는데 rsh를 사용하신다니 아래 스크립트에서 ssh 부분을 rsh로 바꾸고 명령을 줄때 마지막에 "&"를 붙어 background로 실행시키시면 될것 같네요.

#!/bin/bash

function help {
	cat << HELP
Command handler for cluster Version 0.01

`basename $0` -c command [-f first node] [-l last node] [-h help]
HELP
}

function remove_tmpfiles {
	rm -f .${COMMAND_STRING}.node[0-9][0-9].err
	rm -f .${COMMAND_STRING}.node[0-9][0-9].out
}

COMMAND=""
ALIVE_NODES=""
NODE_NUM=0
CURRENT_DIR=`pwd`
FIRST=2
LAST=30
REMOVE="0"

while [ -n "$1" ]
do
	case "$1" in
	"-c")
		if [ -z "$2" ]; then help; exit 255; fi
		COMMAND="$2"
		shift 2
		;;
	"-f")
		if [ -z "$2" ]; then help; exit 255; fi
		FIRST="$2"
		shift 2
		;;
	"-l")
		if [ -z "$2" ]; then help; exit 255; fi
		LAST="$2"
		shift 2
		;;
	"-h")
		help
		exit 255
		;;
	*)
		help
		exit 255
		;;
	esac
done

if [ -z "${COMMAND}" ]
then
	help
	exit 255
fi

COMMAND_STRING="`basename ${COMMAND%% *}`"

for i in `seq ${FIRST} ${LAST}`
do
	node="node`printf "%02i" ${i}`"
	echo -n "Check up ${node}... "
	if [ "`ssh -n ${node} "uname -n" 2> /dev/null`" == "${node}" ]
	then
		NODE_NUM=$((NODE_NUM + 1))
		ALIVE_NODES="${ALIVE_NODES} ${node}"
		echo "OK"
	else
		echo "Fail"
		time=10
		echo "${node} has problem. Waiting ${time} seconds before starting..."
		echo -ne "(Control-C to abort)...\nin: "

		for time in `seq ${time} -1 1`
		do
			echo -n "$time "
			sleep 1
		done
		echo
	fi
done

trap 'kill ${PIDS}; remove_tmpfiles; exit 255' KILL INT TERM

PIDS=""
for node in ${ALIVE_NODES}
do
	NODE_NUM=$((NODE_NUM - 1))
	
	echo "Start up at ${node}: ${COMMAND}"
	ssh -n ${node} "[ -d ${CURRENT_DIR} ] && cd ${CURRENT_DIR}; ${COMMAND}" \
2> .${COMMAND_STRING}.${node}.err \
> .${COMMAND_STRING}.${node}.out &
	PIDS="${PIDS} $!"
done

wait

for file in .${COMMAND_STRING}.node[0-9][0-9].out
do
	echo "===== ${file/./} ====="
	cat "${file}"
	echo
	echo
done > ${COMMAND_STRING}.out

for file in .${COMMAND_STRING}.node[0-9][0-9].err
do
	echo "===== ${file/./} ====="
	cat "${file}"
	echo
	echo
done > ${COMMAND_STRING}.err

remove_tmpfiles