Debug network auth for IPv6

Author: shaun-nx

tests/scripts/create-and-setup-gcp-vm.sh

@@ -60,7 +60,9 @@ if [ "${ADD_VM_IP_AUTH_NETWORKS}" = "true" ]; then
 
     CURRENT_AUTH_NETWORK=$(gcloud container clusters describe "${GKE_CLUSTER_NAME}" --zone="${GKE_CLUSTER_ZONE}" \
         --format="value(masterAuthorizedNetworksConfig.cidrBlocks[0])" | sed 's/cidrBlock=//')
-    echo "Current GKE master authorized networks: ${CURRENT_AUTH_NETWORK}"
+
+    TMP_CURRENT_AUTH_NETWORK=$(gcloud container clusters describe "${GKE_CLUSTER_NAME}" --zone="${GKE_CLUSTER_ZONE}"
+    echo "TMP Current GKE master authorized networks: ${TMP_CURRENT_AUTH_NETWORK}"
     gcloud container clusters update "${GKE_CLUSTER_NAME}" --zone="${GKE_CLUSTER_ZONE}" --enable-master-authorized-networks --master-authorized-networks="${EXTERNAL_IP}"/32,"${CURRENT_AUTH_NETWORK}"
 fi