WD=$(dirname "$0")
WD=$(cd "$WD"; pwd)

export FOR_BUILD_CONTAINER=1
# shellcheck disable=SC1090,SC1091
source "${WD}/setup_env.sh"


MOUNT_SOURCE="${MOUNT_SOURCE:-${PWD}}"
MOUNT_DEST="${MOUNT_DEST:-/work}"

read -ra DOCKER_RUN_OPTIONS <<< "${DOCKER_RUN_OPTIONS:-}"

[[ -t 1 ]] && DOCKER_RUN_OPTIONS+=("-it")
[[ ${UID} -ne 0 ]] && DOCKER_RUN_OPTIONS+=(-u "${UID}:${DOCKER_GID}")

TARGET_OUT="${TARGET_OUT:-$(pwd)/out/${TARGET_OS}_${TARGET_ARCH}}"
TARGET_OUT_LINUX="${TARGET_OUT_LINUX:-$(pwd)/out/linux_${TARGET_ARCH}}"

CONTAINER_TARGET_OUT="${CONTAINER_TARGET_OUT:-/work/out/${TARGET_OS}_${TARGET_ARCH}}"
CONTAINER_TARGET_OUT_LINUX="${CONTAINER_TARGET_OUT_LINUX:-/work/out/linux_${TARGET_ARCH}}"

IMG="${IMG:-${TOOLS_REGISTRY_PROVIDER}/${PROJECT_ID}/${IMAGE_NAME}:${IMAGE_VERSION}}"

CONTAINER_CLI="${CONTAINER_CLI:-docker}"

  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}}"
ISTIO_ENVOY_DEBUG_URL="${ISTIO_ENVOY_DEBUG_URL:-${ISTIO_ENVOY_BASE_URL}/envoy-debug-${ISTIO_ENVOY_VERSION}${ISTIO_ENVOY_ARCH_SUFFIX}.tar.gz}"

  if [[ -z "${NOMETALBINSTALL}" ]]; then
    retry install_metallb ""
  fi

  # IPv6 clusters need some CoreDNS changes in order to work in CI:
  # Istio CI doesn't offer IPv6 connectivity, so CoreDNS should be configured
  # to work in an offline environment:
  # https://github.com/coredns/coredns/issues/2494#issuecomment-457215452