how to fix local k8s cluster external-ip pending

 

install metallb

• kubectl apply -f https://raw.githubusercontent.com/metallb/metallb/v0.13.12/config/manifests/metallb-native.yaml

• #Install IPAddressPool and L2Advertisement
  k apply -f - <<EOF
  apiVersion: metallb.io/v1beta1
  kind: IPAddressPool
  metadata:
    name: default
    namespace: metallb-system
  spec:
    addresses:
    - 172.21.0.10-172.21.0.15
    autoAssign: true
  ---
  apiVersion: metallb.io/v1beta1
  kind: L2Advertisement
  metadata:
    name: default
    namespace: metallb-system
  spec:
    ipAddressPools:
    - default
  
  EOF
  

• Check external-ip of istio-ingressgateway
  > kubectl get svc istio-ingressgateway -n istio-system
  NAME                   TYPE           CLUSTER-IP      EXTERNAL-IP   PORT(S)                                                                      AGE
  istio-ingressgateway   LoadBalancer   10.43.236.164   172.21.0.10   
  15021:31478/TCP,80:32384/TCP,443:31061/TCP,31400:30774/TCP,15443:31366/TCP   82m
  

• nginx rancher should be in a same network,like rancher-default: 172.21.0.0/16

• ngingx need send/receive request/response to/from gateway(gateway in rancher container)