linux/init.d/derby

#!/bin/sh
# Startup script for Apache Derby
#
# Software License Agreement (BSD License)
#
# Copyright (c) 2011, Trond Norbye
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#
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### BEGIN INIT INFO
# Provides:          derby
# Required-Start:    $network $local_fs
# Required-Stop:     $network $local_fs
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: start Apache Derby
### END INIT INFO

#
# You may install the links by installing the file in /etc/init.d and
# execute:
# update-rc.d derby default
#

# Defaults
DERBY_USER=opengrok
DERBY_GROUP=opengrok
DERBY_JVM_OPTIONS=
DERBY_DATA_DIR=/var/opengrok/derby
DERBY_JAR_DIR=/usr/lib/jvm/java-6-sun/db/lib
DERBY_JAR=${DERBY_JAR_DIR}/derbynet.jar

# Reads config file (will override defaults above)
[ -r /etc/default/derby ] && . /etc/default/derby

PIDFILE=/var/run/derby.pid

. /lib/lsb/init-functions

case "$1" in
    start)
        log_daemon_msg "Starting Derby"
        # exit unless we've got the jar file
        test -f ${DERBY_JAR}
        if [ $? -ne 0 ]
        then
            log_failure_msg "Missing file: ${DERBY_JAR}"
            exit 1
        fi

        start-stop-daemon \
                    --start \
                    --chuid ${DERBY_USER}:${DERBY_GROUP} \
                    --background \
                    --make-pidfile \
                    --pidfile $PIDFILE \
                    --quiet \
                    --exec /usr/bin/java \
                    -- \
                    ${DERBY_JVM_OPTIONS} \
                    -Dderby.system.home=${DERBY_DATA_DIR} \
                    -jar ${DERBY_JAR_DIR}/derbynet.jar \
                    start

        if [ $? -ne 0 ]
        then
            log_end_msg 1
            exit 1
        fi

        log_end_msg 0
        ;;

    stop)
        log_daemon_msg "Stopping Derby"
        start-stop-daemon --stop --quiet --pidfile $PIDFILE
        log_end_msg 0
        ;;

    restart)
        $0 stop
        if [ $? -eq 0 ]
        then
           sleep 1
           $0 start
        fi
        ;;

    try-restart)
        status_of_proc -p $PIDFILE /usr/bin/java Derby > /dev/null 2>&1
        if [ $? -eq 0 ]
        then
        $0 restart
        fi
        ;;

    reload|force-reload)
        ;;

    status)
        status_of_proc -p $PIDFILE /usr/bin/java Derby
        exit $?
        ;;
    *)
        echo "Usage: /etc/init.d/derby {start|stop|restart|try-restart|reload|force-reload|status}"
        exit 1
        ;;
esac

exit 0