installer_type=${installer_type:-$INSTALLER_TYPE}
installer_ip=${installer_ip:-$INSTALLER_IP}
if [ "${installer_type}" == "fuel" ] && [ "${BRANCH}" == "master" ]; then
installer_type=${installer_type:-$INSTALLER_TYPE}
installer_ip=${installer_ip:-$INSTALLER_IP}
if [ "${installer_type}" == "fuel" ] && [ "${BRANCH}" == "master" ]; then