k8s部署consul集群
kubectl exec -n public-service consul-server-0 -- consul members #查看集群。kubectl get pod -n public-service #查看pod。kubectl get svc -n public-service #查看服务。yaml内容如下，设置nodePort: 32685外部访问端口。
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yaml内容如下，设置nodePort: 32685外部访问端口
apiVersion: v1 kind: Namespace metadata: name: public-service --- apiVersion: v1 kind: Service metadata: name: consul-server namespace: public-service labels: name: consul-server spec: selector: name: consul-server ports: - name: http port: 8500 targetPort: 8500 - name: https port: 8443 targetPort: 8443 - name: rpc port: 8400 targetPort: 8400 - name: serf-lan-tcp protocol: "TCP" port: 8301 targetPort: 8301 - name: serf-lan-udp protocol: "UDP" port: 8301 targetPort: 8301 - name: serf-wan-tcp protocol: "TCP" port: 8302 targetPort: 8302 - name: serf-wan-udp protocol: "UDP" port: 8302 targetPort: 8302 - name: server port: 8300 targetPort: 8300 - name: consul-dns port: 8600 targetPort: 8600 --- apiVersion: apps/v1 kind: StatefulSet metadata: name: consul-server namespace: public-service labels: name: consul-server spec: serviceName: consul-server selector: matchLabels: name: consul-server replicas: 3 template: metadata: labels: name: consul-server spec: terminationGracePeriodSeconds: 10 containers: - name: consul image: consul:latest imagePullPolicy: IfNotPresent args: - "agent" - "-server" - "-bootstrap-expect=3" - "-ui" - "-data-dir=/consul/data" - "-bind=0.0.0.0" - "-client=0.0.0.0" - "-advertise=$(POD_IP)" - "-retry-join=consul-server-0.consul-server.$(NAMESPACE).svc.cluster.local" - "-retry-join=consul-server-1.consul-server.$(NAMESPACE).svc.cluster.local" - "-retry-join=consul-server-2.consul-server.$(NAMESPACE).svc.cluster.local" - "-domain=cluster.local" - "-disable-host-node-id" env: - name: POD_IP valueFrom: fieldRef: fieldPath: status.podIP - name: NAMESPACE valueFrom: fieldRef: fieldPath: metadata.namespace ports: - containerPort: 8500 name: http - containerPort: 8400 name: rpc - containerPort: 8443 name: https-port - containerPort: 8301 name: serf-lan - containerPort: 8302 name: serf-wan - containerPort: 8600 name: consul-dns - containerPort: 8300 name: server --- apiVersion: v1 kind: Service metadata: name: consul-server-http namespace: public-service spec: selector: name: consul-server type: NodePort ports: - protocol: TCP port: 8500 targetPort: 8500 nodePort: 32685 name: consul-server-tcp --- apiVersion: apps/v1 kind: DaemonSet metadata: name: consul-client namespace: public-service labels: name: consul-client spec: selector: matchLabels: name: consul-client template: metadata: labels: name: consul-client spec: containers: - name: consul image: consul:latest imagePullPolicy: IfNotPresent args: - "agent" - "-data-dir=/consul/data" - "-bind=0.0.0.0" - "-client=0.0.0.0" - "-advertise=$(POD_IP)" - "-retry-join=consul-server-0.consul-server.$(NAMESPACE).svc.cluster.local" - "-retry-join=consul-server-1.consul-server.$(NAMESPACE).svc.cluster.local" - "-retry-join=consul-server-2.consul-server.$(NAMESPACE).svc.cluster.local" - "-domain=cluster.local" - "-disable-host-node-id" env: - name: POD_IP valueFrom: fieldRef: fieldPath: status.podIP - name: NAMESPACE valueFrom: fieldRef: fieldPath: metadata.namespace lifecycle: postStart: exec: command: - /bin/sh - -c - consul reload preStop: exec: command: - /bin/sh - -c - consul leave volumeMounts: - name: consul-data-dir mountPath: /consul/data ports: - containerPort: 8500 hostPort: 8500 name: http - containerPort: 8400 name: rpc - containerPort: 8443 name: https - containerPort: 8301 name: serf-lan - containerPort: 8302 name: serf-wan - containerPort: 8600 name: consul - containerPort: 8300 name: server volumes: - name: consul-data-dir hostPath: path: /consul/data type: DirectoryOrCreate
kubectl get svc -n public-service #查看服务
kubectl get pod -n public-service #查看pod
kubectl exec -n public-service consul-server-0 -- consul members #查看集群
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