#! /bin/bash

if ! grep -q postgres /etc/passwd; then
	useradd postgres
	echo postgres:postgres | chpasswd
fi

cd /ext/exp
tar zxvf /ext/cmp/postgresql-*.*.*.tar.gz
DIR=$(ls -d postgresql-*.*.*)
cd $DIR
./configure --prefix=/ext/env/$DIR
make all
make install

cd /ext/env
ln -sf $DIR postgres
chown -R postgres:postgres $DIR
chown -h postgres:postgres postgres

cd /ext/ini
cat << EOF > postgres.sh
export POSTGRES_HOME=/ext/env/postgres
if ! echo \$PATH | grep -q postgres/bin; then
	PATH=\$POSTGRES_HOME/bin:\$PATH
fi
export PGDATA=\$POSTGRES_HOME/data
EOF
. /etc/profile

cp /ext/cmp/postgresql*.jar $JAVA_HOME/jre/lib/ext
chmod 644 $JAVA_HOME/jre/lib/ext/postgresql*.jar

sudo -u postgres bash -c ". /etc/profile;initdb -D $PGDATA -E UTF-8 -W"

cd $PGDATA
if [ ! -e postgresql.conf.org ]; then
	cp -p postgresql.conf postgresql.conf.org
	sed -i '/silent_mode/{s/^#//;s/off/on/}' postgresql.conf
fi
if [ ! -e pg_hba.conf.org ]; then
	cp -p pg_hba.conf pg_hba.conf.org
	sed -i '/\(^local\|^host\)/s/trust$/md5/' pg_hba.conf
fi