fi
}

KUBECONFIG=${KUBECONFIG:="$HOME/.kube/config"}
parse_KUBECONFIG "${KUBECONFIG}"
if [[ "${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

# 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 net_len > 2000:
  start, end = 1000, 2000

[print(str(ip) + "/" + str(ip.max_prefixlen)) for ip in islice(ip_network('$CIDR').hosts(), start, end)]
EOF
}

function ips_to_cidrs() {
  IP_RANGE_START="$1"
  IP_RANGE_END="$2"
  python3 - <<EOF
from ipaddress import summarize_address_range, IPv4Address

# 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 '"')}"

SHA=$(grep "istio.io/api" go.mod | grep "^replace" | awk -F "-" '{print $NF}')
if [ -n "${SHA}" ]; then
  REPO=$(grep "istio.io/api" go.mod | grep "^replace" | awk '{print $4}')
else
  SHA=$(grep "istio.io/api" go.mod | head -n1 | awk '{ print $2 }')
  if [[ ${SHA} == *"-"* && ! ${SHA} =~ -rc.[0-9]$ && ! ${SHA} =~ -beta.[0-9]$ && ! ${SHA} =~ -alpha.[0-9]$ ]]; then

LATEST_DEB11_DISTROLESS_SHA256=$(crane digest gcr.io/distroless/static-debian11 | awk -F\: '{print $2}')
sed -i -E "s/sha256:[a-z0-9]+/sha256:${LATEST_DEB11_DISTROLESS_SHA256}/g" docker/Dockerfile.distroless

# shellcheck disable=SC1001
LATEST_IPTABLES_DISTROLESS_SHA256=$(crane digest gcr.io/istio-release/iptables | awk -F\: '{print $2}')
sed -i -E "s/sha256:[a-z0-9]+/sha256:${LATEST_IPTABLES_DISTROLESS_SHA256}/g" pilot/docker/Dockerfile.proxyv2

# limitations under the License.

# Update the Proxy SHA in istio.deps with the first argument
# Exit immediately for non zero status
set -e
# Check unset variables
set -u
# Print commands
set -x

SCRIPTPATH="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
ROOTDIR=$(dirname "${SCRIPTPATH}")
cd "${ROOTDIR}"

# Wait for the proxy to become available