guse-init-scripts/guse at master · WorkflowConversion/guse-init-scripts · GitHub

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#!/bin/bash

### BEGIN INIT INFO
# Provides:          guse
# Required-Start:    $remote_fs mysql
# Required-Stop:     $remote_fs mysql
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: gUSE init script
# Description:       This file is used as the init script of WS-PGRADE/gUSE
### END INIT INFO

# Author: Zoltan Farkas <zoltan.farkas@sztaki.mta.hu>

# Do NOT "set -e"
# set -x
VERBOSE="yes"

# PATH should only include /usr/* if it runs after the mountnfs.sh script
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="gUSE init script"
SCRIPTNAME="guse"

# Set here the name of the user running the gUSE service
GUSE_USER=guseuser

# Set gUSE user's home directory
GUSE_USER_HOME=`eval echo ~"$GUSE_USER"`


# Some sanity checks
[ -z "$GUSE_USER" ] && (>&2 echo "failesd to manage gUSE services, as variable \"GUSE_USER\" is not set in $SCRIPTNAME") && exit -1
[ ! -f "$GUSE_USER_HOME"/.guserc ] &&  (>&2 echo "falied to manage gUSE service, as no .guserc exists in specified user's home") && exit -1

function check_jdk() {
        update-alternatives --display java 2> /dev/null | grep -q "link currently points.*oracle"
        [ $? != 0 ] && echo "WARNING: The 'java' alternative is not set to Oracle JDK's 'java', you may experience problems with DCI Bridge plugins"
}

#
# Function that starts the daemon/service
#
function do_start() {
	echo "###### starting gUSE (as user `whoami`) ######"
        check_jdk
        /bin/bash -c "$GUSE_USER_HOME"/guse-init-scripts/start.sh
        err_code="$?"
        case "$err_code" in
            0) echo "gUSE started." ;;
            *) (>&2 echo "Could not start gUSE (error code: $err_code). Make sure you kill the Apache Tomcat process before trying again.")
               exit $err_code ;;
        esac
}

#
# Function that stops the daemon/service
#
function do_stop() {
        echo "###### stopping gUSE (as user `whoami`) #######"
        /bin/bash -c "$GUSE_USER_HOME"/guse-init-scripts/stop.sh
	err_code="$?"
        case "$err_code" in
            0) echo "gUSE stopped." ;;
            *) (>&2 echo "Could not stop gUSE (error code: $err_code). Make sure you kill the Apache Tomcat process before attempting to start gUSE again.")
               exit $err_code ;;
        esac
}

case "$1" in
      start)   do_start ;;
       stop)   do_stop ;;
    restart)   do_stop && do_start ;;
          *)
               echo "Usage: $SCRIPTNAME { start | stop | restart }" >&2
               exit 3
               ;;
esac
exit 0