#!/bin/bash
#
# WebLicht init script for redhat derivatives (mainly for Scientific Linux)
#
# start late, stop early
# chkconfig: 2345 95 05
# description: WebLicht
#


PATH=/usr/java/jdk1.7.0_67/bin:/sbin:/bin:/usr/bin:/usr/sbin
export PATH
START_SCRIPT=/usr/bin/aggregator

test -x $START_SCRIPT || exit 0
set -e
. /lib/lsb/init-functions

SERVICE_NAME=$(basename $0|sed 's/^S[0-9]*//')

test -r /etc/default/$SERVICE_NAME && . /etc/default/$SERVICE_NAME

APPUSER=${FCSUSER:-aggregator}
APPGROUP=${FCSGROUP:-aggregator}

PIDFILE=/var/run/${SERVICE_NAME}.pid

# Redhat/SL does not provice start-stop-deamon
# these are the replacemnt functions
app_start() {
    local pids=$(pgrep -f "java.*${JARFILE}.*${CONFFILE}")
    if [ -n "$pids" ]; then
        echo "$SERVICE_NAME (pid $pids) is already running"
        return 0
    fi
    printf "%-50s%s" "Starting $SERVICE_NAME: " ''
    /sbin/runuser -g $APPGROUP $APPUSER \
                  -c "$START_SCRIPT $OPTIONS" \
                  >/dev/null 2>&1 &
    pid=$!
    sleep 2
    
    if ps -p $pid >/dev/null 2>&1; then
        echo $pid > $PIDFILE
        echo '[  OK  ]'
    else
        echo '[FAILED]'
    fi
}

app_stop() {
    local pid=$(cat $PIDFILE)

    if [ -z "$pid" ] || ! ps -p $pid >/dev/null 2>&1; then
        echo "$SERVICE_NAME not running"
        return 0
    fi
    printf "%-50s%s" "Stopping $SERVICE_NAME: " ''
    kill $pid
    sleep 2
    if ps -p $pid >/dev/null 2>&1; then
        echo '[FAILED]'
    else
        rm -f $PIDFILE
        echo '[  OK  ]'
    fi
}


case "$1" in
    start)
        app_start
        ;;
    stop)
        app_stop
        ;;
    restart)
        app_stop
        sleep 2
        app_start
	;;
    *)
        echo "Usage: $NAME {start|stop|restart}" >&2
        exit 1
        ;;
esac
exit 0