init.boilerplate.centos

#!/bin/bash
# MYAPP daemon
# chkconfig: 345 20 80
# description: MYAPP DAEMON
# processname: MYAPP

# Source function library. (needed if you use daemon below)
#. /etc/rc.d/init.d/functions


DAEMON_PATH=""

DAEMON="SINGLE-TERM-OR-PATH-HERE"
DAEMONOPTS="ALL OTHER OPTS HERE"

NAME=""
DESC=""
USERNAME=""
PIDFILE=/var/run/$NAME.pid
SCRIPTNAME=/etc/init.d/$NAME

case "$1" in
    start)
        printf "%-50s" "Starting $NAME..."
        cd $DAEMON_PATH
        PATH="$PATH:$DAEMON_PATH"
        PID=`runuser -c "$DAEMON $DAEMONOPTS" $USERNAME >> /var/log/${NAME}.log 2>&1 & echo $!`
        #daemon --user "$USERNAME" --pidfile "$PIDFILE" "$DAEMON $DAEMONOPTS > /var/log/${NAME}.log 2>&1 &"
        #echo "Saving PID" $PID " to " $PIDFILE
        if [ -z $PID ]; then
            printf "%s\n" "Fail"
        else
            echo $PID > $PIDFILE
            printf "%s\n" "Ok"
        fi
        ;;

    status)
        printf "%-50s" "Checking $NAME..."
        if [ -f $PIDFILE ]; then
            PID=`cat $PIDFILE`
            if [ -z "`ps axf | grep ${PID} | grep -v grep`" ]; then
                printf "%s\n" "Process dead but pidfile exists"
            else
                echo "Running"
            fi
        else
            printf "%s\n" "Service not running"
        fi
        ;;

    stop)
        printf "%-50s" "Stopping $NAME"
            PID=`cat $PIDFILE`
            cd $DAEMON_PATH
        if [ -f $PIDFILE ]; then
            kill $PID
            printf "%s\n" "Ok"
            rm -f $PIDFILE
        else
            printf "%s\n" "pidfile not found"
        fi
        ;;

    restart)
        $0 stop
        $0 start
        ;;

    *)
        echo "Usage: $0 {status|start|stop|restart}"
        exit 1
esac