#!/bin/sh
#####################################################################
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
# 
# http://www.apache.org/licenses/LICENSE-2.0
# 
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
#####################################################################
#
# ofbiz        This shell script takes care of starting and stopping
#              the OFBiz subsystem
#
# chkconfig: - 80 10
# description: OFBiz server

# Source function library
# this does not exist in Debian/Ubuntu/etc. 
# => comment out and use "echo failure" and "echo success" in place of echo_failure and echo_success (minor anyway)  
. /etc/rc.d/init.d/functions

# Source networking configuration
# this does not exist in Debian/Ubuntu/etc. => comment out  
. /etc/sysconfig/network

# Paths - Edit for your locations
JAVA_BINARY=/usr/java/j2sdk1.4.2/bin/java
OFBIZ_HOME=/home/ofbiz/ofbiz
OFBIZ_LOG=$OFBIZ_HOME/runtime/logs/console.log

# VM Options
JAVA_VMOPTIONS="-Xmx128M -Duser.language=en"

# Java arguments
JAVA_ARGS="-jar ofbiz.jar"

# *nix user ofbiz should run as (you must create this user first)
OFBIZ_USER=ofbiz

# OFBiz processes running
ofbizprocs() {
    OFBIZ_PROCS=`/bin/ps h -o pid,args -C java | /bin/grep -e "$JAVA_ARGS" | /bin/egrep -o "^[[:space:]]*[[:digit:]]*"`
}

# Checking user...
checkuser() {
    if [ "$USER" != "$OFBIZ_USER" ]; then
        echo_failure
        echo
        echo "Only users root or $OFBIZ_USER should start/stop the application"
        exit 1
    fi
}

# Start OFBiz
start() {
    echo -n "Starting OFBiz: "
    checkuser
    ofbizprocs
    if [ "$OFBIZ_PROCS" != "" ]; then
        echo_failure
        echo
        echo "OFBiz is already running..."
        return 1
    fi

    # All clear
    cd $OFBIZ_HOME
    umask 007
    /bin/rm -f $OFBIZ_LOG
    $JAVA_BINARY $JAVA_VMOPTIONS $JAVA_ARGS >>$OFBIZ_LOG 2>>$OFBIZ_LOG&      
    echo_success
    return 0
}

# Stop OFBiz
stop() {
    echo -n "Stopping OFBiz: "
    checkuser
    ofbizprocs
    if [ "$OFBIZ_PROCS" == "" ]; then
        echo_failure
        echo
        echo "OFBiz is not running..."
        return 1
    fi

    # All clear
    cd $OFBIZ_HOME
    umask 007    
    $JAVA_BINARY $JAVA_VMOPTIONS $JAVA_ARGS -shutdown >>$OFBIZ_LOG
    ofbizprocs
    if [ "$OFBIZ_PROCS" != "" ]; then
        # Let's try to -TERM
        /bin/kill -TERM $OFBIZ_PROCS
    fi
    ofbizprocs
    if [ "$OFBIZ_PROCS" != "" ]; then
        # Let's try it the hard way!
        /bin/kill -9 $OFBIZ_PROCS
    fi
    ofbizprocs
    if [ "$OFBIZ_PROCS" != "" ]; then
        echo_failure
        echo
        echo "Some processes could not be stopped:"
        echo $OFBIZ_PROCS
        echo "A possible solution is to try this command once more!"
        return 1
    else
        echo_success
        return 0
    fi
}

# If root is running this script, su to $OFBIZ_USER first
# Note that under Debian/Ubuntu/etc. you should use instead 
# if [ "$USER" = "root" ]; then
if [ "$UID" = "0" ]; then
    exec su - $OFBIZ_USER -c "$0 $1"
fi

case "$1" in
    'start')
        start
    ;;
    'stop')
        stop
    ;;
    'restart')
        stop
        start
    ;;  
    'status')
        ofbizprocs
        if [ "$OFBIZ_PROCS" == "" ]; then
            echo "OFBiz is stopped"
            exit 1
        else
            echo "OFBiz is running"
            exit 0
        fi
    ;;
    *)
        echo "Usage: $0 {start|stop|kill|restart|status|help}"
        exit 1
    ;;
esac
echo
exit $?