# For non container build, we need to write env to file
if [[ "${1}" == "envfile" ]]; then
  # ! does a variable-variable https://stackoverflow.com/a/10757531/374797
  for var in "${VARS[@]}"; do
    echo "${var}"="${!var}"
  done
else
  for var in "${VARS[@]}"; do
    # shellcheck disable=SC2163
    export "${var}"
  done

		exit 1
		;;
	esac
}

assert_is_supported_os() {
	case "${KNAME}" in
	Linux | FreeBSD | OpenBSD | NetBSD | DragonFly | SunOS)
		return
		;;
	Darwin)
		osx_host_version=$(env sw_vers -productVersion)
		if ! check_minimum_version "${OSX_VERSION}" "${osx_host_version}"; then
			echo "OSX version '${osx_host_version}' is not supported. Minimum supported version: ${OSX_VERSION}"
			exit 1
		fi
		return

John Howard <******@****.***> 1605827959 -0800

  AUTH_HEADER="Authorization: Bearer $(gcloud auth print-access-token)"
  export AUTH_HEADER
fi

SIDECAR="${SIDECAR:-envoy}"

# OS-neutral vars. These currently only work for linux.
ISTIO_ENVOY_VERSION="${ISTIO_ENVOY_VERSION:-${PROXY_REPO_SHA}}"

# ----------------------------------------------------------------------------
# Maven Start Up Batch script
#
# Required ENV vars:
# ------------------
#   JAVA_HOME - location of a JDK home dir
#
# Optional ENV vars
# -----------------
#   M2_HOME - location of maven2's installed home dir
#   MAVEN_OPTS - parameters passed to the Java VM when running Maven

  echo "Copying $(pwd)/${ZTUNNEL_BIN_PATH} to ${TARGET_OUT_LINUX}/ztunnel"
  mkdir -p "${TARGET_OUT_LINUX}"
  cp "${ZTUNNEL_BIN_PATH}" "${TARGET_OUT_LINUX}/ztunnel"
  popd
}

# ztunnel binary vars (TODO handle debug builds, arm, darwin etc.)
ISTIO_ZTUNNEL_BASE_URL="${ISTIO_ZTUNNEL_BASE_URL:-https://storage.googleapis.com/istio-build/ztunnel}"

# If we are not using the default, assume its private and we need to authenticate

    source "./ci/official/envs/$env_file"
  done
  set -u
  echo '==TFCI==: Evaluated the following TFCI variables from $TFCI:'
  export -p | grep TFCI

  # Load those stored pre-existing TFCI_ vars, if any
  if [[ -s "$FROM_ENV" ]]; then
    echo '==TFCI==: NOTE: Loading the following env parameters, which were'
    echo 'already set in the shell environment. If you want to disable this'