双栈 Service
双栈 Service
spec:
ipFamilyPolicy: PreferDualStack # SingleStack | PreferDualStack | RequireDualStack
ipFamilies: ["IPv4", "IPv6"]
ports:
- port: 80查看地址族
查看地址族
kubectl get svc web -o jsonpath='{.spec.ipFamilyPolicy} {.spec.ipFamilies}'
kubectl get svc web -o jsonpath='{.spec.clusterIPs}'
kubectl get nodes -o jsonpath='{range .items[*]}{.metadata.name} {.spec.podCIDRs}{"\n"}{end}'要求集群本身以双栈配置（双 Service CIDR / Pod CIDR）创建，单栈集群改字段不会凭空获得 IPv6。