setup-es.sh

#!/bin/bash
# Copyright (C) 2016 University of Stuttgart
#
# Licensed 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. 
 
# GLOBAL VARIABLES
	SERVER_DIR=~/phantom_servers/; 
	BASE_DIR=`dirname $0`;	
	TMP_DIR=${SERVER_DIR}/tmp;
	DIST_DIR=${SERVER_DIR}/dist;
	if [ ! -e ${SERVER_DIR} ]; then
		mkdir ${SERVER_DIR};
	fi;	
	if [ ! -e ${TMP_DIR} ]; then
		mkdir ${TMP_DIR};
	fi;
	if [ ! -e ${DIST_DIR} ]; then
		mkdir ${DIST_DIR};
	fi;
# SOFTWARE
	ELASTICSEARCH_VERSION="2.4.6";
	#DON'T USE YET ELASTICSEARCH_VERSION="5.5.1" it needs that the code/syntax of the services be modified
	ELASTICSEARCH="elasticsearch-${ELASTICSEARCH_VERSION}";
# REQUIRED SOFTWARE CHECKS
	echo "Checking for required software:";
	command -v wget >/dev/null 2>&1 || { echo " wget : Not installed. Aborting." >&2; exit 1; }
	echo -e "Done.\n";
# DOWNLOADING AND INSTALLING
	echo "Installing:";
	cd ${TMP_DIR};
	if [ ! -f "${ELASTICSEARCH}.tar.gz" ]; then
		wget https://download.elasticsearch.org/elasticsearch/elasticsearch/${ELASTICSEARCH}.tar.gz;
	fi;
	if [ ! -d "${DIST_DIR}/${ELASTICSEARCH}" ]; then
		tar -xf ${ELASTICSEARCH}.tar.gz;
		mv ${ELASTICSEARCH} ${DIST_DIR}/elasticsearch;
	fi ;
	echo -e "Done.\n";