prepareData.sh

#!/bin/bash
# see also: https://github.com/docker-solr/docker-solr/blob/master/Docker-FAQ.md
# note: chown 8983:999 might need to change to 8983:8983 when solr official container gets refreshed in newer version

source ./etc/version-map.sh


if [ "x${VERSION}" == "x" ];then
	echo "ERROR ENV VARIABLE VERSION MISSING (try make)";
	exit 1;
fi


function sudo_message() {
	SUDO_GOT_FLAG=0;
	if sudo -n true 2>/dev/null; then 
		SUDO_GOT_FLAG=1
	else
		echo "please provide your sudo password below (if required) for preparing the data volume"
	fi
}

if [ "x$1" == "x--clean" ]; then
	if [ -d "./data" ] ; then
		echo "REMOVE SOLR DATA DIRECTORY ./data"
		sudo_message
		sudo rm -rf ./data
	fi
fi


CWD=`pwd`

if [ ! -e "./data" ]; then
  #mkdir data && \
  #sudo_message && \
  #sudo chown 8983:999 data && \
  #docker run -it --rm  -v $CWD/data:/target solr:${VERSION} cp -r server/solr /target/ && \
  #SOLR_CONTAINER=`docker run -d -P -v $CWD/data/solr:/opt/solr/server/solr solr:${VERSION}`
	#sleep 1;
	#if [ "x${SOLR_CONTAINER}"  1= "x" ]; then
#		docker exec ${SOLR_CONTAINER} /opt/solr/bin/solr stop -all && sleep 1 && docker stop ${SOLR_CONTAINER} && docker rm -v ${SOLR_CONTAINER}
#	else
#		echo "CANNOT FIND SOLR_CONTAINER please check docer ps and stop the solr container FOR solr:${VERSION}";
#	fi

	mkdir data && mkdir data/logs && sudo_message && sudo chown -R 8983:999 data

	if [[ $VERSION =~ ^9 ]]; then
    sudo_message && sudo mkdir ./data/data 
    sudo_message && sudo chown -R 8983:8983 data
		docker run -it --rm --name solr_prepare_data -v ${CWD}/data:/target solr:${VERSION} cp -a /var/solr/log4j2.xml /target/;
	else
		docker run -it --rm --name solr_prepare_data -v ${CWD}/data:/target solr:${VERSION} cp -r server/solr /target/;
	fi


	echo "SOLR DATA DIR CREATED: $CWD/data";
	echo "";

else
	echo "SOLR_VERSION: ${VERSION} (expecting luceneMatchVersion: ${version_map["${VERSION}"]})";
	echo "${CWD}/data ALREADY EXISTS"

	if [[ $VERSION =~ ^9 ]]; then
		# locate first available solrconfig in data directory
		SOLR_CONFIG_FILE=`find ${CWD}/data -name "solrconfig.xml" -print -quit`
		if [[ ! $SOLR_CONFIG_FILE ]]; then
			# fallback if not found in data
			SOLR_CONFIG_FILE="${CWD}/index_schemas/_default-9.7.0/solrconfig.xml";
		fi
	elif [[ $VERSION =~ ^7 ]]; then
		SOLR_CONFIG_FILE="${CWD}/data/solr/configsets/_default/conf/solrconfig.xml";
	else
		SOLR_CONFIG_FILE="${CWD}/data/solr/configsets/basic_configs/conf/solrconfig.xml"
	fi
		
	echo "SOLR_CONFIG_FILE: ${SOLR_CONFIG_FILE}";
	if [[ ! $SOLR_CONFIG_FILE ]]; then
		echo "ERROR SOLR_CONFIG_FILE COULD NOT BE LOCATED";
		exit 10;
	fi

	# Version compare
	SOLR_DATA_VERSION=`cat "${SOLR_CONFIG_FILE}"|grep luceneMatchVersion|sed "s/ //g"|sed "s/<luceneMatchVersion>//"|sed "s/<\/luceneMatchVersion>//"`
	echo "SOLR_DATA_VERSION: ${SOLR_DATA_VERSION}";
	if [ "x${SOLR_DATA_VERSION}" != "x${version_map["${VERSION}"]}" ]; then
		echo "ERROR SOLR_VERSION NOT MATCH SOLR_DATA_VERSION";
	fi
	exit 10;
fi