if [[ "${FOR_BUILD_CONTAINER:-0}" -eq "1" ]]; then
  KUBECONFIG="${container_kubeconfig%?}"
fi

# LOCAL_OUT should point to architecture where we are currently running versus the desired.
# This is used when we need to run a build artifact during tests or later as part of another
# target.
if [[ "${FOR_BUILD_CONTAINER:-0}" -eq "1" ]]; then
  # Override variables with container specific
  TARGET_OUT=${CONTAINER_TARGET_OUT}

# Envoy binary variables
ISTIO_ENVOY_BASE_URL="${ISTIO_ENVOY_BASE_URL:-https://storage.googleapis.com/istio-build/proxy}"

# 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

# 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
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

  { set +x; } 2>/dev/null
  # Throughout, "local" usage is critical to avoid nested calls overwriting things
  local start
  start="$(date -u +%s.%N)"
  # First, get a trace and span ID. We need to get one now so we can propagate it to the child
  # Get trace ID from TRACEPARENT, if present
  local tid
  tid="$(<<<"${TRACEPARENT:-}" cut -d- -f2)"
  tid="${tid:-"$(tr -dc 'a-f0-9' < /dev/urandom | head -c 32)"}"