磐基2.0 部署nacos集群连接磐维1.0数据库

nacos官网

https://nacos.io/zh-cn/docs/use-nacos-with-kubernetes.html
Kubernetes Nacos

nacos 集群架构

https://blog.csdn.net/u013716737/article/details/130966482
Nacos高可用集群搭建与使用

nacos链接pg数据库，参考

https://blog.csdn.net/longyuhome/article/details/128397593
Nacos2.2使用PostgreSQL数据源插件存储数据手把手教程

#创建一个nodeport类型的service，用于访问nacos网页

参考：

https://blog.csdn.net/weixin_45093078/article/details/131478526
#创建一个nodeport类型的service，用于访问nacos网页

 
apiVersion: v1
kind: Service
metadata:
  name: nacos-server  
  namespace: cloud-nacos               # 增加命名空间
  labels:
    app: nacos
  annotations:
    service.alpha.kubernetes.io/tolerate-unready-endpoints: "true"
spec:
  type: NodePort
  ports:
    - port: 8848
      name: server
      targetPort: 8848
      nodePort: 30848
  selector:
    app: nacos
 
 
 
kubectl create -f  nacos-pvc-ceph.yaml
#创建完成后访问nacos,网址:http://172.31.246.31:30848/nacos;账号密码：nacos/nacos

---
apiVersion: v1
kind: Service
metadata:
  name: nacos-headless
  labels:
    app: nacos-headless
spec:
  type: ClusterIP
  clusterIP: None
  ports:
    - port: 8848
      name: server
      targetPort: 8848
    - port: 9848
      name: client-rpc
      targetPort: 9848
    - port: 9849
      name: raft-rpc
      targetPort: 9849
    ## 兼容1.4.x版本的选举端口
    - port: 7848
      name: old-raft-rpc
      targetPort: 7848
  selector:
    app: nacos
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: nacos-cm
data:
  mysql.host: "mysql"
  mysql.db.name: "nacos_devtest"
  mysql.port: "3306"
  mysql.user: "nacos"
  mysql.password: "nacos"
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: nacos
spec:
  serviceName: nacos-headless
  replicas: 3
  template:
    metadata:
      labels:
        app: nacos
      annotations:
        pod.alpha.kubernetes.io/initialized: "true"
    spec:
      affinity:
        podAntiAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            - labelSelector:
                matchExpressions:
                  - key: "app"
                    operator: In
                    values:
                      - nacos
              topologyKey: "kubernetes.io/hostname"
      containers:
        - name: nacos
          imagePullPolicy: Always
          image: nacos/nacos-server:latest
          resources:
            requests:
              memory: "2Gi"
              cpu: "500m"
          ports:
            - containerPort: 8848
              name: client
            - containerPort: 9848
              name: client-rpc
            - containerPort: 9849
              name: raft-rpc
            - containerPort: 7848
              name: old-raft-rpc
          env:
            - name: NACOS_REPLICAS
              value: "3"
            - name: MYSQL_SERVICE_HOST
              valueFrom:
                configMapKeyRef:
                  name: nacos-cm
                  key: mysql.host
            - name: MYSQL_SERVICE_DB_NAME
              valueFrom:
                configMapKeyRef:
                  name: nacos-cm
                  key: mysql.db.name
            - name: MYSQL_SERVICE_PORT
              valueFrom:
                configMapKeyRef:
                  name: nacos-cm
                  key: mysql.port
            - name: MYSQL_SERVICE_USER
              valueFrom:
                configMapKeyRef:
                  name: nacos-cm
                  key: mysql.user
            - name: MYSQL_SERVICE_PASSWORD
              valueFrom:
                configMapKeyRef:
                  name: nacos-cm
                  key: mysql.password
            - name: SPRING_DATASOURCE_PLATFORM
              value: "mysql"
            - name: NACOS_SERVER_PORT
              value: "8848"
            - name: NACOS_APPLICATION_PORT
              value: "8848"
            - name: PREFER_HOST_MODE
              value: "hostname"
            - name: NACOS_SERVERS
              value: "nacos-0.nacos-headless.default.svc.cluster.local:8848 nacos-1.nacos-headless.default.svc.cluster.local:8848 nacos-2.nacos-headless.default.svc.cluster.local:8848"
  selector:
    matchLabels:
      app: nacos