#!/bin/sh
#

### BEGIN INIT INFO
# Provides:		idempiere
# Required-Start:	postgresql
# Required-Stop:	postgresql
# Default-Start:	2 3 4 5
# Default-Stop:		1
# Short-Description:	iDempiere 1.0.0 server
# Description:		Provides iDempiere ERP-CRM Server startup and shutdown script. Requires PostgreSQL server.
# FileTarget:	/etc/init.d/idempiere
# FileOwner:	root.root
# FilePerms:	0755
#
# chkconfig:	2345 97 06
### END INIT INFO

# initialization
# adjust these variables to your environment
IDEMPIERE_HOME=/opt/idempiere-server
IDEMPIEREUSER=idempiere
export TELNET_PORT=12612
# Instead of using ENVFILE you can set JAVA_HOME, IDEMPIERE_HOME and add JAVA_HOME/bin to PATH
# in this case you can comment the source lines for ENVFILE below
# detected some problems with Hardy Heron ubuntu using the bash source command
ENVFILE=$IDEMPIERE_HOME/utils/myEnvironment.sh

. /lib/lsb/init-functions

RETVAL=0
IDEMPIERESTATUS=
MAXITERATIONS=60

getidempierestatus() {
    IDEMPIERESTATUSSTRING=$(ps ax | grep java | grep ${IDEMPIERE_HOME} | grep -v grep)
    echo "$IDEMPIERESTATUSSTRING" | grep -q ${IDEMPIERE_HOME}
    IDEMPIERESTATUS=$?
}

start () {
    getidempierestatus
    if [ $IDEMPIERESTATUS -eq 0 ] ; then
        echo "iDempiere is already running"
        return 1
    fi
    echo -n "Starting iDempiere ERP: "
    cd $IDEMPIERE_HOME/utils || exit
    . $ENVFILE
    export LOGFILE=$IDEMPIERE_HOME/log/idempiere_$(date +%Y%m%d%H%M%S).log
    su $IDEMPIEREUSER -c "mkdir -p $IDEMPIERE_HOME/log"
    su $IDEMPIEREUSER -c "export TELNET_PORT=$TELNET_PORT;cd $IDEMPIERE_HOME;$IDEMPIERE_HOME/idempiere-server.sh &> $LOGFILE &"
    RETVAL=$?
    if [ $RETVAL -eq 0 ] ; then
        # wait for server to be confirmed as started in logfile
        STATUSTEST=0
        ITERATIONS=0
        while [ $STATUSTEST -eq 0 ] ; do
            sleep 2
            grep -q '.*LoggedSessionListener.contextInitialized: context initialized.*' < "$LOGFILE" && STATUSTEST=1
            echo -n "."
            ITERATIONS=$((ITERATIONS + 1))
            if [ "$ITERATIONS" -gt $MAXITERATIONS ]
                then
                break
            fi
        done
        if [ $STATUSTEST -eq 0 ]
        then
            log_warning_msg "Service hasn't started within the timeout allowed, please review file $LOGFILE to see the status of the service"
        else
            log_success_msg "Service started"
        fi
        echo
    else
        log_failure_msg "Service not started"
    echo
    fi
    RETVAL=$?
    return $RETVAL
}

stop () {
    getidempierestatus
    if [ $IDEMPIERESTATUS -ne 0 ] ; then
	  echo "iDempiere is already stopped"
	  return 1
    fi
    echo -n "Stopping iDempiere ERP: "
    cd $IDEMPIERE_HOME/utils || exit
    . $ENVFILE
    # try shutdown from OSGi console, then direct kill with signal 15, then signal 9
    log_warning_msg "Trying shutdown from OSGi console"
    ( echo exit; echo y; sleep 5 ) | telnet localhost ${TELNET_PORT} > /dev/null 2>&1
    getidempierestatus
    if [ $IDEMPIERESTATUS -ne 0 ] ; then
        log_success_msg "Service stopped with OSGi shutdown"
    else
        log_warning_msg "Trying direct kill with signal -15"
        kill -15 -$(ps ax o pgid,command | grep ${IDEMPIERE_HOME} | grep -v grep | sed -e 's/^ *//g' | cut -f 1 -d " " | sort -u)
        sleep 5
        getidempierestatus
        if [ $IDEMPIERESTATUS -ne 0 ] ; then
            log_success_msg "Service stopped with kill -15"
        else
            log_warning_msg "Trying direct kill with signal -9"
            kill -9 -$(ps ax o pgid,command | grep ${IDEMPIERE_HOME} | grep -v grep | sed -e 's/^ *//g' | cut -f 1 -d " " | sort -u)
            sleep 5
            getidempierestatus
            if [ $IDEMPIERESTATUS -ne 0 ] ; then
                log_success_msg "Service stopped with kill -9"
            else
                log_warning_msg "Service hasn't stopped"
            fi
        fi
    fi
    return $RETVAL
}

restart () {
    stop
    sleep 2
    start
}

condrestart () {
    getidempierestatus
    if [ $IDEMPIERESTATUS -eq 0 ] ; then
	   restart
    fi
}

status () {
    getidempierestatus
    if [ $IDEMPIERESTATUS -eq 0 ] ; then
		echo
		echo "iDempiere is running:"
		ps ax | grep ${IDEMPIERE_HOME} | grep -v grep | sed 's/^[[:space:]]*\([[:digit:]]*\).*:[[:digit:]][[:digit:]][[:space:]]\(.*\)/\1 \2/'
		echo
	    else
		echo "iDempiere is stopped"
    fi
}

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

exit 0