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step2.sh
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	#!/bin/bash

	##################################################################
	# MedCo configuration generator: step 2
	# generate keypair of the node or import it
	##################################################################

	set -e
	shopt -s nullglob

	if [ $# != 4 -a $# != 5 ]
	then
	echo "Usage:"
	echo "Generate pair of keys:"
	echo " bash step2.sh CONFIGURATION_PROFILE NODE_INDEX KEYSTORE_PASSWORD NODE_DNS NODE_IP"
	echo "Import pair of keys:"
	echo " bash step2.sh CONFIGURATION_PROFILE NODE_INDEX KEYSTORE_PASSWORD KEY_FILE_PATH"
	exit
	fi

	SCRIPT_FOLDER="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"/..
	CONF_PROFILE="$1"
	CONF_FOLDER="$SCRIPT_FOLDER/../../configuration-profiles/$CONF_PROFILE"
	COMPOSE_FOLDER="$SCRIPT_FOLDER/../../compose-profiles/$CONF_PROFILE"
	NODE_IDX="$2"
	KEYSTORE_PW="$3"

	# check dependency
	which keytool


	##################################################################
	# execute step 2
	##################################################################

	KEYSTORE="$CONF_FOLDER/srv$NODE_IDX.keystore"
	KEYSTORE_PRIVATE_ALIAS="srv$NODE_IDX-private"

	if [ $# == 5 ]
	then
	NODE_DNS="$4"
	NODE_IP="$5"

	echo "### Generating java keystore pair of keys"
	keytool -genkeypair -keysize 2048 -alias "$KEYSTORE_PRIVATE_ALIAS" -validity 7300 \
	-dname "CN=$NODE_DNS" -ext "SAN=DNS:$NODE_DNS,IP:$NODE_IP" \
	-keyalg RSA -keypass "$KEYSTORE_PW" -storepass "$KEYSTORE_PW" -keystore "$KEYSTORE"

	elif [ $# == 4 ]
	then
	echo "### Importing pair of keys"
	echo "NOT IMPLEMENTED"
	exit
	# todo
	fi