# If we are not using the default, assume its private and we need to authenticate
if [[ "${ISTIO_ENVOY_BASE_URL}" != "https://storage.googleapis.com/istio-build/proxy" ]]; then
  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}}"

# If we are not using the default, assume its private and we need to authenticate
if [[ "${ISTIO_ZTUNNEL_BASE_URL}" != "https://storage.googleapis.com/istio-build/ztunnel" ]]; then
  AUTH_HEADER="Authorization: Bearer $(gcloud auth print-access-token)"
  export AUTH_HEADER
fi

ZTUNNEL_REPO_SHA="${ZTUNNEL_REPO_SHA:-$(grep ZTUNNEL_REPO_SHA istio.deps  -A 4 | grep lastStableSHA | cut -f 4 -d '"')}"

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# retry.sh retries a command until it succeeds. It accepts a regex pattern to match failures on to
# determine if a retry should be attempted.
# Example: retry.sh "connection timed out" ./my-flaky-script.sh some args

  # not an official release or release candidate, so get the commit sha
  SHORT_SHA=$(echo "${GATEWAY_VERSION}" | awk -F '-' '{ print $NF }')
  GATEWAY_VERSION=$(curl -s -L -H "Accept: application/vnd.github+json" -H "X-GitHub-Api-Version: 2022-11-28" "https://api.github.com/repos/kubernetes-sigs/gateway-api/commits/${SHORT_SHA}" | jq -r .sha)
fi
if [ -z "${GATEWAY_VERSION}" ]; then