#!/bin/bash
# Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. 
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this code 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. 


set -x

die()
{
    echo $0: "$@" 1>&2
    echo $0: "$@"
    umask 022
    echo $0: "$@" >> /tmp/pgaas-failures
    exit 1
}

[ -n "$DBROOT" ] || die "DBROOT is not set"

cd $DBROOT || die "Cannot cd $DBROOT"
PATH=${INSTALL_ROOT}/opt/app/pgaas/bin:${INSTALL_ROOT}/opt/app/cdf/bin:$PATH

PGNODES=$( getpropvalue -n pgnodes )
HOSTNAME=`hostname -f`
PGNODEVALUE=$( gen-repmgr-info -n "$PGNODES" -l "$HOSTNAME" )

# node_name from repmgr.conf => application_name in recovery.conf conninfo line  
# "node" value from repmgr.conf => primary_slot_name in recovery.conf with the string "repmgr_slot_" prefixed  
# node_name in repmgr.conf can be the $HOSTNAME value ?

pswd=$( ${INSTALL_ROOT}/opt/app/cdf/bin/getpropvalue -x -n repmgr )

appname=$HOSTNAME
PGNODEVALUE=$( gen-repmgr-info -n "$PGNODES" -l "$HOSTNAME" )
umask 07
cat <<-EOF > $DBROOT/recovery.conf
	standby_mode = 'on' 
	primary_conninfo = 'user=repmgr password=$pswd host=$HOSTNAME port=5432 application_name=$HOSTNAME sslmode=prefer sslcompression=1'
	recovery_target_timeline = 'latest' 
	primary_slot_name = repmgr_slot_$PGNODEVALUE
EOF