cur l로 HTTP 서버 상태 체크

curl-http-status.sh

#!/bin/bash

if [ "$#" -lt 1 ]; then
    echo "$# is Illegal number of parameters."
    echo "Usage: $0 http://example.org"
    exit 1
fi

SERVER=$1

RESPONSE=$(curl -L -s -o /dev/null -w "%{http_code}" ${SERVER})

if [ ${RESPONSE} -ne 200 ];then
    echo "${SERVER} returned bad status: ${RESPONSE}"
    exit ${RESPONSE}
fi;