#!/bin/bash

set -e
set -o xtrace

# CONTEXT: HOST prior to IMAGE BUILD as SCRIPT USER
# PURPOSE: stages the bootstrap file and upstart conf file while replacing variables so that guest image is properly
# configured

source $_LIB/die

[ -n "$TMP_HOOKS_PATH" ] || die "Temp hook path not set"

[ -n "${GUEST_USERNAME}" ] || die "GUEST_USERNAME needs to be set to the user for the guest image"
[ -n "${HOST_SCP_USERNAME}" ] || die "HOST_SCP_USERNAME needs to be set to the user for the host instance"
[ -n "${CONTROLLER_IP}" ] || die "CONTROLLER_IP needs to be set to the ip address that guests will use to contact the controller"
[ -n "${ESCAPED_PATH_TROVE}" ] || die "ESCAPED_PATH_TROVE needs to be set to the path to the trove directory on the trovestack host"
[ -n "${TROVESTACK_SCRIPTS}" ] || die "TROVESTACK_SCRIPTS needs to be set to the trove/integration/scripts dir"
[ -n "${ESCAPED_GUEST_LOGDIR}" ] || die "ESCAPED_GUEST_LOGDIR must be set to the escaped guest log dir"

sed "s/GUEST_USERNAME/${GUEST_USERNAME}/g;s/GUEST_LOGDIR/${ESCAPED_GUEST_LOGDIR}/g;s/HOST_SCP_USERNAME/${HOST_SCP_USERNAME}/g;s/CONTROLLER_IP/${CONTROLLER_IP}/g;s/PATH_TROVE/${ESCAPED_PATH_TROVE}/g" ${TROVESTACK_SCRIPTS}/files/trove-guest.systemd.conf > ${TMP_HOOKS_PATH}/trove-guest.service