#! /bin/bash

# shellcheck source=../scripts/helpers/index.sh
source /usr/local/bin/helpers/index.sh

DATABASE=${DATABASE:-/tmp/docker-mailserver/postfix-relaymap.cf}

DOMAIN="${1}"

function __usage { echo 'Usage: excluderelayhost <domain>' ; }

[[ -z ${DOMAIN} ]] && { __usage ; _exit_with_error "no domain specified" ; }

if grep -qi "^@${DOMAIN}" "${DATABASE}" 2>/dev/null
then
  sed -i "s/^@${DOMAIN}.*/@${DOMAIN}/" "${DATABASE}"
else
  echo -e "@${DOMAIN}" >> "${DATABASE}"
fi