<aside> 🧸 本地部署的Kubernets没有云服务商提供的负载均衡器，故不设置EXTERNMAL-IP，需要软件负载均衡器MetaLib

</aside>

• 【Install】https://www.cnblogs.com/-k8s/p/18019734

  Installation :: MetalLB, bare metal load-balancer for Kubernetes

  • 设置ipvs

    # see what changes would be made, returns nonzero returncode if different
    kubectl get configmap kube-proxy -n kube-system -o yaml | \\
    sed -e "s/strictARP: false/strictARP: true/" | \\
    kubectl diff -f - -n kube-system
    
    # actually apply the changes, returns nonzero returncode on errors only
    kubectl get configmap kube-proxy -n kube-system -o yaml | \\
    sed -e "s/strictARP: false/strictARP: true/" | \\
    kubectl apply -f - -n kube-system
    

  • Installation by manifest

    kubectl apply -f <https://raw.githubusercontent.com/metallb/metallb/v0.14.8/config/manifests/metallb-native.yaml>
    

• 【Configuation】

  Configuration :: MetalLB, bare metal load-balancer for Kubernetes

  apiVersion: metallb.io/v1beta1
  kind: IPAddressPool
  metadata:
    name: public-network-pool
    namespace: metallb-system
  spec:
    addresses:
    - <ECS IPv4>/32
  ---
  apiVersion: metallb.io/v1beta1
  kind: L2Advertisement
  metadata:
    name: zgo-l2-advertisement
    namespace: metallb-system
  spec:
    ipAddressPools:
    - public-network-pool
  

• 【test】实例Service资源：nginx

apiVersion: apps/v1
kind: Deployment
metadata:
  name: nginx
spec:
  replicas: 1
  selector:
    matchLabels:
      app: nginx
  template:
    metadata:
      labels:
        app: nginx
    spec:
      containers:
      - name: nginx
        image: nginx:latest
        ports:
        - containerPort: 80
---
apiVersion: v1
kind: Service
metadata:
  name: nginx-service
spec:
  selector:
    app: nginx
  ports:
  - protocol: TCP
    port: 80
    targetPort: 80
  type: LoadBalancer