#!/bin/bash
#
# alfresco      This shell script takes care of starting and stopping alfresco
#
# chkconfig: - 80 20
#
### BEGIN INIT INFO
# Provides: alfresco
# Required-Start: $network $syslog
# Required-Stop: $network $syslog
# Default-Start:
# Default-Stop:
# Description: Alfresco Enterprise Content Management 2.1.1
# Short-Description: start and stop alfresco
### END INIT INFO
#

NAME="$(basename $0)"
unset ISBOOT
if [ "${NAME:0:1}" = "S" -o "${NAME:0:1}" = "K" ]; then
    NAME="${NAME:3}"
    ISBOOT="1"
fi

# Path to alfresco root dir
_ALFRESCO="/opt/alfresco"

# Path to the alfresco launch script
_SCRIPT="${_ALFRESCO}/alfresco.sh"

# Alfresco program name
_PROG="$NAME"

export JAVA_HOME=/usr/lib/jvm/java-1.5.0-sun

SHUTDOWN_WAIT=30

RETVAL="0"

function checkpid() {
    local i
    for i in $* ; do
        if [ -d "/proc/${i}" ]; then
            return 0
        fi
    done
    return 1
}

function echo_failure() {
    echo -en "\\033[60G"
    echo -n "[  "
    echo -n $"FAILED"
    echo -n "  ]"
    echo -ne "\r"
    return 1
}

function echo_success() {
    echo -en "\\033[60G"
    echo -n "[  "
    echo -n $"OK"
    echo -n "  ]"
    echo -ne "\r"
    return 0
}

function getIP() {
	ipaddr=""

    inet=$(ip addr show dev eth0 | grep "inet")

	if [ "$inet" != "" ]; then 
    		set -- $inet
    		shift
		
		echo ${1%%/*} | grep -E \([0-9]\{1,3\}.\{3\}\)[0-9]\{1,3\} > /dev/null

		if [ $? -ne 1 ]; then
    			ipaddr=$(echo ${1%%/*} | sed -e s/[.]/-/g)
		fi
	fi

	if [ $ipaddr = "" ]; then
		return -1
	fi
}

function updateVirtDomain() {
	virt_server=${_ALFRESCO}/virtual-tomcat/conf/alfresco-virtserver.properties
	virt_server_property=alfresco.virtserver.domain
	
	if [ -e $virt_server ]; then
		grep -E ^alfresco\.virtserver\.domain=\([0-9]\{1,3\}-\)\{3\}[0-9]\{1,3\} $virt_server
		if [ $? -eq 0 ]; then
			sed -i -r -e s/^${virt_server_property}=\([0-9]\{1,3\}-\)\{3\}[0-9]\{1,3\}/${virt_server_property}=${ipaddr}/ \
			$virt_server
		else
			sed -i -r -e s/^${virt_server_property}=/${virt_server_property}=${ipaddr}/ \
			$virt_server
		fi
	fi
}

# See how we were called.
function start() {
    echo -n "Starting ${_PROG}: "
        if [ -f "/var/run/${NAME}.pid" ]; then
            read kpid < /var/run/${NAME}.pid
                if checkpid $kpid 2>&1; then
                    echo "$NAME process already running"
                        return -1
                    else
                        echo "lock file found but no process running for"
                        echo "pid $kpid, continuing"
                fi
        fi
    
	###Insert start script here###
	getIP
	if [ $? -ne -1 ]; then
		updateVirtDomain
	else
		echo_failure
		exit
	fi	
	$_SCRIPT start

    RETVAL="$?"
    if [ "$RETVAL" -eq 0 ]; then 
	sleep 3
	pidof -s java > /var/run/${NAME}.pid
        echo_success
    else
        echo_failure
    fi
    echo
    return $RETVAL
}

function status() {
    RETVAL="1"
    if [ -f "/var/run/${NAME}.pid" ]; then
        read kpid < /var/run/${NAME}.pid
        if checkpid $kpid 2>&1; then
            echo "$0 is already running (${kpid})"
            RETVAL="0"
        else
            echo "lock file found but no process running for pid $kpid"
        fi
    else
        pid="$(pgrep -u root java)"
        if [ -n "$pid" ]; then
            echo "$0 running (${pid}) but no PID file exists"
            RETVAL="0"
        else
            echo "$0 is stopped"
        fi
    fi
    return $RETVAL
}

function stop() {
    local STOP_VERBOSE="false"
    echo -n "Stopping $_PROG: "
        
	###Insert Stop script here###
	$_SCRIPT stop

	RETVAL="$?"
        if [ "$RETVAL" -eq "0" ]; then
            count="0"
            if [ -f "/var/run/${NAME}.pid" ]; then
                read kpid < /var/run/${NAME}.pid
                until [ "$(ps --pid $kpid | grep -c $kpid)" -eq "0" ] || \
                      [ "$count" -gt "$SHUTDOWN_WAIT" ]; do
                    if [ "$STOP_VERBOSE" = "true" ]; then
                        echo -n -e "\nwaiting for processes $kpid to exit"
                    fi
                    sleep 1
                    let count="${count}+1"
                done
                if [ "$count" -gt "$SHUTDOWN_WAIT" ]; then
                    if [ "$STOP_VERBOSE" = "true" ]; then
                        echo -n -e "\nkilling processes which didn't stop"
                        echo -n -e "after "
                        echo -n "$SHUTDOWN_WAIT seconds"
                    fi
                    kill -9 $kpid
                fi
                echo_success
                if [ "$count" -gt "0" ]; then
                    echo -n -e "\n"
                fi
            fi
	    rm -f /var/run/${NAME}.pid
	else
		echo_failure
	fi	
}


# See how we were called.
case "$1" in
    start)
        start
        ;;
    stop)
        stop
        ;;
    restart)
        stop
        sleep 2    
        start
        ;;
    status)
        status
        ;;
    *)
        echo "Usage: $_PROG {start|stop|restart|status}"
        exit 1
esac

exit $RETVAL