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Node init.d service script
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| #!/usr/bin/env bash | |
| ############### | |
| # SysV Init Information | |
| # chkconfig: - 58 74 | |
| # description: node daemon. | |
| ### BEGIN INIT INFO | |
| # Provides: node | |
| # Required-Start: | |
| # Required-Stop: | |
| # Default-Start: 2 3 4 5 | |
| # Default-Stop: 0 1 6 | |
| # Short-Description: manage node daemon | |
| # Description: node daemon | |
| ### END INIT INFO | |
| HOME=/opt/node | |
| PATH=$PATH:/usr/local/bin | |
| EXEC=/usr/local/bin/supervisor | |
| PIDFILE=/var/run/node.pid | |
| NAME="node" | |
| LOG_SRC=/var/log/node | |
| [ ! -d "${LOG_SRC}" ] && mkdir -p "${LOG_SRC}" | |
| case "$1" in | |
| start) | |
| # | |
| # Check if port is free | |
| # | |
| PORT_STATUS=`netstat -lnt | awk '$6 == "LISTEN" && $4 ~ ".3000"'` | |
| if [[ -n ${PORT_STATUS} ]]; then | |
| echo "Port ${PORT} is in use. Not starting" | |
| exit 5; | |
| fi | |
| if [ -f ${PIDFILE} ] | |
| then | |
| PID=$(cat ${PIDFILE}) | |
| PS=`ps -Fp ${PID} | wc -l` | |
| if [ ${PS} -gt 1 ]; then | |
| echo "$PIDFILE exists, process is running" | |
| exit 1; | |
| else | |
| echo "$PIDFILE exists, removing it." | |
| rm ${PIDFILE} | |
| fi | |
| fi | |
| echo "Starting $NAME server..." | |
| cd $HOME | |
| nohup ${EXEC} -pid ${PIDFILE} index.js &> ${LOG_SRC}/error.log < /dev/null & | |
| # echo $! > ${PIDFILE} | |
| ;; | |
| stop) | |
| if [ ! -f ${PIDFILE} ] | |
| then | |
| echo "$PIDFILE does not exist, process is not running" | |
| else | |
| PID=$(cat $PIDFILE) | |
| echo "Stopping $PID..." | |
| PS=`ps -Fp ${PID} | wc -l` | |
| if [ 1 -gt ${PS} ]; then | |
| echo "No such process" | |
| rm ${PIDFILE} | |
| exit 4; | |
| fi | |
| kill ${PID} | |
| while [ -x /proc/${PID} ] | |
| do | |
| PS=`ps -Fp ${PID} | wc -l` | |
| if [ 1 -gt ${PS} ]; then | |
| rm ${PIDFILE} | |
| fi | |
| echo "Waiting for $NAME to shutdown ..." | |
| sleep 1 | |
| done | |
| # | |
| # No pid, so just remove the file | |
| # | |
| [[ -f ${PIDFILE} ]] && rm ${PIDFILE} | |
| echo "$NAME stopped" | |
| fi | |
| ;; | |
| status) | |
| if [ ! -f ${PIDFILE} ] | |
| then | |
| echo "$NAME is not running" | |
| else | |
| echo "$NAME is running ($(<${PIDFILE}))" | |
| fi | |
| ;; | |
| restart) | |
| $0 stop | |
| $0 start | |
| ;; | |
| *) | |
| echo "Please use start, stop, restart or status as first argument" | |
| ;; | |
| esac |
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