init.d script to launch Play framework under Ubuntu

play_ubuntu_init.sh

#!/bin/bash
# Nov. 2012
# Octavio Luna & Arturo Lopez
### BEGIN INIT INFO
## END INIT INFO
# Launch play 1.x as a service

# Install
# sudo update-rc.d play_ubuntu_init.sh defaults 80
#
# see man update-rc.d for advanced features.

# Usage: (as root)
# service play start [service]
# service play stop [service]
# service play status [service]
# service play clean [service]


# you may want to temporarily remove the >/dev/null for debugging purposes

# Path to play install folder
PLAY_HOME=/opt/playframework/play-1.2.5
PLAY=$PLAY_HOME/play

# Path to the JVM
# openJDK
#JAVA_HOME=/usr/lib/jvm/java-1.6.0-openjdk

# oracleJDK
JAVA_HOME=/usr/lib/jvm/java-7-oracle

export JAVA_HOME

# User running the Play process
USER=www-data

# Path to the application
#APPLICATION_PATH=/var/www/playapps/NAME_OF_APPLICATION
APPLICATIONS_BASE="/opt/webapps/"
APPLICATIONS=("test1" "test2")


APPLICATION_MODE=prod

. /lib/lsb/init-functions

# HELPER FUNCTIONS
function startService {
    app=$1
    APPLICATION_PATH="${APPLICATIONS_BASE}/${app}"
    echo -n "Starting Play service: \"${app}\""
    if [ -f ${APPLICATION_PATH}/server.pid ]; then
        echo "   ...running already"
    else
        su $USER -c "${PLAY} start ${APPLICATION_PATH} --%${APPLICATION_MODE} >/dev/null"
        RETVAL=$?

        # You may want to start more applications as follows
        # [ $RETVAL -eq 0 ] && su $USER -c "${PLAY} start application2"
        # RETVAL=$?

        if [ $RETVAL -eq 0 ]; then
            log_end_msg 0
        else
            log_end_msg 1
        fi  
    fi
}

function stopService {
    app=$1
    APPLICATION_PATH="${APPLICATIONS_BASE}/${app}"
    echo -n "Shutting down Play service: \"${app}\""
    ${PLAY} stop ${APPLICATION_PATH} > /dev/null
    RETVAL=$?

    if [ $RETVAL -eq 0 ]; then
        log_end_msg 0
    else
        log_end_msg 1
    fi
    
}

function statusService {
    app=$1
    APPLICATION_PATH="${APPLICATIONS_BASE}/${app}"
    echo -n "Status of Play service: \"${app}\" - "
    ${PLAY} status ${APPLICATION_PATH}|grep Started        
    RETVAL=$?
    if [ $RETVAL -ne 0 ]; then
        log_end_msg 1
    fi
}

function statusFullService {
    app=$1
    APPLICATION_PATH="${APPLICATIONS_BASE}/${app}"
    ${PLAY} status ${APPLICATION_PATH}        
    RETVAL=$?
}

function cleanService {
    app=$1
    APPLICATION_PATH="${APPLICATIONS_BASE}/${app}"
    echo -n "Cleaning Play service: \"${app}\" - "
    pid=`cat ${APPLICATION_PATH}/server.pid`
    echo -n "(${pid})"
    kill -9 $pid
    rm -f ${APPLICATION_PATH}/server.pid
    log_end_msg 0   
}

case "$1" in
    start) #Start Service
        if [ $2 ]; then
            startService $2
        else    
            for app in "${APPLICATIONS[@]}"
            do
                startService $app
            done
        fi
        ;;  
    stop)  #Stop Service Gracefully
        if [ $2 ]; then
            stopService $2
        else
            for app in "${APPLICATIONS[@]}"
            do
                stopService $app
            done
        fi
        ;;
    status) #Status of the service 
        if [ $2 ]; then
            statusFullService $2 
        else
            for app in "${APPLICATIONS[@]}"
            do
                statusService $app
            done
        fi
        ;;
    clean) # Erase server.pid of selected applications USE AS LAST RESOURCE AFTER CHECKING MEMORY FOR RUNNING PROCESSES
        if [ $2 ]; then
            cleanService $2 
        else
            for app in "${APPLICATIONS[@]}"
            do
                cleanService $app
            done
        fi
        ;;
    *)
        echo "Usage: $SCRIPTNAME {start|stop|status|clean} [service]" >&2
        exit 1
        ;;
esac

exit 0