#!/bin/bash

DATA_DIR="${DATA_DIR:-/tmp/gpdata}" 
NUM_SEG="${NUM_SEG:-3}"

if [ -d ${DATA_DIR} ]; then
	echo "data directory ${DATA_DIR} already exist"
	exit 1
fi

mkdir -p ${DATA_DIR}/master
mkdir -p ${DATA_DIR}/primary
SEG_DIR=""
for ((i=0;i<${NUM_SEG};i++))
do
	SEG_DIR="${SEG_DIR} ${DATA_DIR}/primary" 
done
cat <<-EOF >${DATA_DIR}/config
ARRAY_NAME="Greenplum Data Platform"
SEG_PREFIX=gpnode
PORT_BASE=6000
declare -a DATA_DIRECTORY=(${SEG_DIR})
MASTER_DIRECTORY=${DATA_DIR}/master
MASTER_PORT=5432
MASTER_HOSTNAME=`hostname`
TRUSTED_SHELL=ssh
ENCODING=UNICODE
EOF

hostname > ${DATA_DIR}/host

gpinitsystem -a -c ${DATA_DIR}/config -h ${DATA_DIR}/host