#!/bin/sh
# /etc/init.d/gproxy
### BEGIN INIT INFO
# Provides:          gproxy
# Required-Start:    $remote_fs $syslog
# Required-Stop:     $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Start gproxy at boot time
# Description:       Gunbot Community Proxy {start|stop|status|restart} init.d script.
### END INIT INFO

# EDIT THESE VARIABLES IF NEEDED
GPROXY_PATH=/opt/gunbot
GPROXY_JAR=GunbotProxy.jar

# You can use this script to start and stop the Gunbot Community Proxy
# If you would like the proxy to start and stop automatically when rebooting
# place this file in the '/etc/init.d' folder and execute the command 
# update-rc.d gproxy defaults

SERVICE_NAME=GunbotProxy
PID_PATH_NAME="/tmp/GunbotProxy-pid"


status() {
        if [ -f $PID_PATH_NAME ]; then
            PID=$(cat $PID_PATH_NAME);
            printf "$SERVICE_NAME PID:$PID "
        else
            printf "$SERVICE_NAME "
        fi
        if ps ax | grep -v grep | grep $GPROXY_JAR > /dev/null; then
            echo " (Active)"
        else
            echo " (Inactive)"
            [ -f $PID_PATH_NAME ] && {
                printf "\n"
                tail /var/log/gproxy.log | grep INFO:
                echo "Problem Detected:"
                echo "It appears as though the proxy started but did not remain active."
                printf "\n"
            }
        fi
}

start() {
        if  ! ps ax | grep -v grep | grep $GPROXY_JAR > /dev/null ; then
            rm -f $PID_PATH_NAME
            echo "Starting $SERVICE_NAME ..."
            cd $GPROXY_PATH
            [ -f /var/log/gproxy.log ] && rm /var/log/gproxy.log
            nohup java -Xmx256m -jar $GPROXY_JAR /tmp 2>> /var/log/gproxy.log >> /dev/null  &
            echo $! > $PID_PATH_NAME
            (tail -f /var/log/gproxy.log & P=$! ; sleep 10; kill -9 $P) | grep INFO:
        else
            status
        fi
}

stop() {
  if [ -f $PID_PATH_NAME ]; then
            PID=$(cat $PID_PATH_NAME);
            echo "$SERVICE_NAME stopping ..."
            kill $PID;
            rm -f $PID_PATH_NAME
            sleep 10
            status
        else
            echo "$SERVICE_NAME is not running ..."
        fi
}


case $1 in
    start)
        start
    ;;
    stop)
        stop
    ;;
    status)
        status
    ;;
    restart)
        stop
        start
    ;;
    *)
        echo "Usage: gproxy {start|stop|status|restart}"
        exit 1
    ;;
esac