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目录

基础环境

检查环境

[root@master ~]# kubectl get nodeNAME     STATUS   ROLES    AGE   VERSIONmaster   Ready    master   58m   v1.18.2node     Ready    
   
       49m   v1.18.2
   

创建namespasce空间

[root@master ~]# kubectl  create namespace blog namespace/blog created

创建mysql.yaml

[root@master ~]# vi mysql.yaml apiVersion: apps/v1kind: Deploymentmetadata:  name: mysql  namespace: blog  labels:    app: mysqlspec:  replicas: 1  selector:    matchLabels:      app: mysql  strategy: {}  template:    metadata:      creationTimestamp: null      labels:        app: mysql    spec:      containers:      - image: mysql:5.6        name: mysql        imagePullPolicy: IfNotPresent        ports:        - containerPort: 3306          name: dbport        env:                      //环境编排，进入数据库中创建Wordpress数据库和WordPress用户        - name: MYSQL_ROOT_PASSWORD          value: rootPassW0rd        - name: MYSQL_DATABASE          value: wordpress        - name: MYSQL_USER          value: wordpress        - name: MYSQL_PASSWORD          value: wordpress        volumeMounts:        - name: db          mountPath: /var/lib/mysql     //mysql数据存放的容器目录        resources: {}      volumes:      - name: db        hostPath:          path: /var/lib/mysql        //   容器目录中的数据映射到本地目录中status: {}---apiVersion: v1kind: Servicemetadata:  name: mysql  namespace: blogspec:  selector:    app: mysql  ports:  - name: mysqlport    protocol: TCP    port: 3306    targetPort: dbport

查看mysql服务

[root@master ~]# kubectl get pods -n blogNAME                        READY   STATUS    RESTARTS   AGEmysql-7c8979594f-gwfql      1/1     Running   0          20m[root@master ~]# kubectl get svc -n blogNAME        TYPE        CLUSTER-IP       EXTERNAL-IP   PORT(S)        AGEmysql       ClusterIP   10.101.222.26  //这里的IP地址用于WordPress连接数据库   
   
            3306/TCP       20m
   

创建WordPress.yaml

[root@master ~]# vi wordpress.yaml apiVersion: apps/v1kind: Deploymentmetadata:  name: wordpress  namespace: blog  labels:    app: wordpressspec:  replicas: 1  selector:    matchLabels:      app: wordpress  strategy: {}  template:    metadata:      creationTimestamp: null      labels:        app: wordpress    spec:      containers:      - name: wordpress        image: wordpress        imagePullPolicy: IfNotPresent        ports:        - containerPort: 80          name: wdport        env:        - name: WORDPRESS_DB_HOST          value:  10.101.222.26:3306    //连接数据库，这里的ip地址查看mysql启动时的ip        - name: WORDPRESS_DB_USER          value: wordpress        - name: WORDPRESS_DB_PASSWORD          value: wordpressstatus: {}---apiVersion: v1kind: Servicemetadata:  name: wordpress  namespace: blogspec:  type: NodePort  selector:    app: wordpress  ports:  - name: wordpressport    protocol: TCP    port: 80    targetPort: wdport

查看WordPress服务

[root@master ~]# kubectl get pods -n blogNAME                        READY   STATUS    RESTARTS   AGEmysql-7c8979594f-gwfql      1/1     Running   0          20mwordpress-66f69669c-z7dxx   1/1     Running   0          18m[root@master ~]# kubectl get svc -n blogNAME        TYPE        CLUSTER-IP       EXTERNAL-IP   PORT(S)        AGEmysql       ClusterIP   10.101.222.26    
   
            3306/TCP       20mwordpress   NodePort    10.104.243.155   
    
             80:30124/TCP   18m
    
   

验证

访问 192.168.1.10:30124

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