526互联

wordpress

发布时间 2023-10-08 15:42:16作者: 普里莫

目录

压测

[root@master-1 ai]# cat wordpress.yaml 
apiVersion: apps/v1
kind: Deployment
metadata:
  name: mysql
spec:
  replicas: 1
  selector:
    matchLabels:
      app: mysql01
  template:
    metadata:
      labels:
        app: mysql01
    spec:
      containers:
        - name: mysql
          image: mysql:5.7
          imagePullPolicy: IfNotPresent
          ports:
            - containerPort: 3306
              name: mysql
          env:
            - name: MYSQL_ROOT_PASSWORD
              value: "123"
            - name: MYSQL_DATABASE
              value: wordpress
            - name: MYSQL_USER
              value: wp-
            - name: MYSQL_PASSWORD
              value: "123"
          volumeMounts:
            - name: mysql-persistent-storage
              mountPath: /var/lib/mysql
      volumes:
        - name: mysql-persistent-storage
          hostPath:
            path: /data/db
---
apiVersion: v1
kind: Service
metadata:
  name: mysql
spec:
  selector:
    app: mysql01
  ports:
    - protocol: TCP
      port: 3306

---

apiVersion: apps/v1
kind: Deployment
metadata:
  name: wordpress
spec:
  replicas: 1
  selector:
    matchLabels:
      app: wordpress
  template:
    metadata:
      labels:
        app: wordpress
    spec:
      containers:
        - name: wordpress
          image: wordpress:latest
          imagePullPolicy: IfNotPresent
          ports:
            - containerPort: 80
              name: http
          env:
            - name: WORDPRESS_DB_HOST
              value: mysql
            - name: WORDPRESS_DB_USER
              value: wp-
            - name: WORDPRESS_DB_PASSWORD
              value: "123"
            - name: WORDPRESS_DB_NAME
              value: wordpress
          volumeMounts:
            - name: wordpress-persistent-storage
              mountPath: /var/www/html
          resources:
            requests:
              cpu: 200m
      volumes:
        - name: wordpress-persistent-storage
          hostPath:
            path: /data/wordpress
---
apiVersion: v1
kind: Service
metadata:
  name: wordpress
spec:
  type: NodePort
  selector:
    app: wordpress
  ports:
    - name: http
      protocol: TCP
      port: 80
      targetPort: http
## hpa
[root@master-1 ai]# cat hpa-wordpress.yaml 
apiVersion: "autoscaling/v1"
kind: "HorizontalPodAutoscaler"
metadata:
  name: php-apache
  namespace: default
spec:
  maxReplicas: 10
  minReplicas: 1
  scaleTargetRef:
    apiVersion: apps/v1
    kind: Deployment
    name: wordpress
  targetCPUUtilizationPercentage: 50
  
## 压测工具siege
[root@master-1 ai]# yum install -y siege
# 50个并发，持续1分钟
[root@master-1 ai]# siege -c 50 -t 1m http://10.0.0.111:31963/wp-admin/install.php
 
#  查看每个服务的cpu占用（解决的疑问点：新启动的服务是不是缓解服务压力了）
[root@master-1 ai]# kubectl top pod
NAME                         CPU(cores)   MEMORY(bytes)   
mysql-5bf4b6549b-lc87m       77m          223Mi           
wordpress-8549676bc6-26lxj   29m          99Mi            
wordpress-8549676bc6-gkwvr   30m          110Mi           
wordpress-8549676bc6-nzwwk   24m          95Mi            
wordpress-8549676bc6-pp9w6   45m          125Mi           
wordpress-8549676bc6-swgx8   28m          107Mi           
wordpress-8549676bc6-xwtzl   29m          118Mi           
wordpress-8549676bc6-zt67p   36m          115Mi   

[root@master-1 cf]# cat ../wordpress.yaml 
apiVersion: v1
kind: Service
metadata:
  name: wp-pod
spec:
  type: NodePort
  selector:
    name: wp-dp
  ports:
  - name: http
    protocol: TCP
    port: 80
    targetPort: http

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: wp-dp01
spec:
  replicas: 1
  selector:
    matchLabels:
      name: wp-dp
  template:
    metadata:
      name: wp
      labels:
        name: wp-dp
    spec:
      volumes:
      - name: guazaidian
        hostPath:
          path: /data/db

      - name: guazaidian2
        hostPath:
          path: /data/wordpress

      containers:
      - name: wordpress
        image: wordpress:latest
        imagePullPolicy: IfNotPresent
        env:
        - name: WORDPRESS_DB_HOST
          value: "127.0.0.1"
        - name: WORDPRESS_DB_USER
          value: wp-
        - name: WORDPRESS_DB_PASSWORD
          value: "123"
        - name: WORDPRESS_DB_NAME
          value: wordpress
        ports:
        - containerPort: 80
          name: http
        volumeMounts:
        - name: guazaidian2
          mountPath: /var/www/html
        resources:
          requests:
            cpu: "200m"

      - name: db
        image: mysql:5.7
        imagePullPolicy: IfNotPresent
        env:
        - name: MYSQL_ROOT_PASSWORD
          value: "123"
        - name: MYSQL_DATABASE
          value: wordpress
        - name: MYSQL_USER
          value: wp-
        - name: MYSQL_PASSWORD
          value: "123"
        ports:
        - containerPort: 3306
        volumeMounts:
        - name: guazaidian
          mountPath: /var/lib/mysql

[root@master-1 ai]# cat wordpress.yaml 
apiVersion: apps/v1
kind: Deployment
metadata:
  name: mysql
spec:
  replicas: 1
  selector:
    matchLabels:
      app: mysql                                      // 指定pod的标签
  template:
    metadata:
      labels:                                         // 打pod的标签（）
        app: mysql                                    // pod的标签
    spec:
      containers:
        - name: mysql
          image: mysql:5.7
          imagePullPolicy: IfNotPresent
          ports:
            - containerPort: 3306
          env:
            - name: MYSQL_ROOT_PASSWORD
              value: "123"
            - name: MYSQL_DATABASE
              value: wordpress
            - name: MYSQL_USER
              value: wp-
            - name: MYSQL_PASSWORD
              value: "123"
          volumeMounts:
            - name: mysql-persistent-storage
              mountPath: /var/lib/mysql
      volumes:
        - name: mysql-persistent-storage
          hostPath:
            path: /data/db

---
apiVersion: v1
kind: Service
metadata:
  name: mysql
spec:
  selector:
    app: mysql                                             // 指定pod的标签
  ports:
    - protocol: TCP
      port: 3306

---

apiVersion: apps/v1
kind: Deployment
metadata:
  name: wordpress
spec:
  replicas: 1
  selector:
    matchLabels:
      app: wordpress
  template:
    metadata:
      labels:
        app: wordpress
    spec:
      containers:
        - name: wordpress
          image: wordpress:latest
          imagePullPolicy: IfNotPresent
          ports:
            - containerPort: 80
              name: http
          env:
            - name: WORDPRESS_DB_HOST
              value: mysql
            - name: WORDPRESS_DB_USER
              value: wp-
            - name: WORDPRESS_DB_PASSWORD
              value: "123"
            - name: WORDPRESS_DB_NAME
              value: wordpress
          volumeMounts:
            - name: wordpress-persistent-storage
              mountPath: /var/www/html
      volumes:
        - name: wordpress-persistent-storage
          hostPath:
            path: /data/wordpress

---
apiVersion: v1
kind: Service
metadata:
  name: wordpress
spec:
  type: NodePort
  selector:
    app: wordpress
  ports:
    - name: http
      protocol: TCP
      port: 80
      targetPort: http

wordpress才分3个

apiVersion: apps/v1
kind: Deployment
metadata:
  name: php-server
  labels:
    name: php-server
spec:
  replicas: 1
  selector:
    matchLabels:
      app: php-server
  template:
    metadata:
      labels:
        app: php-server
    spec:
      containers:
      - name: php-server
        image: php:0.1
        imagePullPolicy: IfNotPresent
        volumeMounts:
        - mountPath: /var/www/html/
          name: nginx-data
        ports:
        - containerPort: 9000
      volumes:
      - name: nginx-data
        hostPath:
         path: /root/k8s/nmp/html
--- 
apiVersion: v1
kind: Service
metadata:
  name: php
spec:
  ports:
  - name: php
    port: 9000
    protocol: TCP
    targetPort: 9000
  selector:
    app: php-server

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: nginx-php
spec:
  selector:
    matchLabels:
      app: nginx-php
  replicas: 1
  template:
    metadata:
      labels:
        app: nginx-php
    spec:
      containers:
      - name: nginx-php
        image: nginx:latest
        imagePullPolicy: IfNotPresent
        ports:
        - containerPort: 80
        volumeMounts:
        - name: nginx-data
          mountPath: /usr/share/nginx/html
        - name: nginx-conf
          mountPath: /etc/nginx/conf.d/
      volumes:
      - name: nginx-data
        hostPath:
         path: /root/k8s/nmp/html
      - name: nginx-conf
        hostPath:
         path: /root/k8s/nmp/conf
---
apiVersion: v1
kind: Service
metadata:
  name: nginx-php
spec:
  type: NodePort
  ports:
  - name: nginx
    port: 80
    protocol: TCP
    targetPort: 80
    nodePort: 30003
  selector:
    app: nginx-php

网络资源in

[root@master-1 ai]# cat wordpress.yaml 
apiVersion: apps/v1
kind: Deployment
metadata:
  name: mysql
spec:
  replicas: 1
  selector:
    matchLabels:
      app: mysql01
  template:
    metadata:
      labels:
        app: mysql01
    spec:
      containers:
        - name: mysql
          image: mysql:5.7
          imagePullPolicy: IfNotPresent
          ports:
            - containerPort: 3306
              name: mysql
          env:
            - name: MYSQL_ROOT_PASSWORD
              value: "123"
            - name: MYSQL_DATABASE
              value: wordpress
            - name: MYSQL_USER
              value: wp-
            - name: MYSQL_PASSWORD
              value: "123"
          volumeMounts:
            - name: mysql-persistent-storage
              mountPath: /var/lib/mysql
      volumes:
        - name: mysql-persistent-storage
          hostPath:
            path: /data/db
---
apiVersion: v1
kind: Service
metadata:
  name: mysql
spec:
  selector:
    app: mysql01
  ports:
    - protocol: TCP
      port: 3306

---

apiVersion: apps/v1
kind: Deployment
metadata:
  name: wordpress
spec:
  replicas: 1
  selector:
    matchLabels:
      app: wordpress
  template:
    metadata:
      labels:
        app: wordpress
    spec:
      containers:
        - name: wordpress
          image: wordpress:latest
          imagePullPolicy: IfNotPresent
          ports:
            - containerPort: 80
              name: http
          env:
            - name: WORDPRESS_DB_HOST
              value: mysql
            - name: WORDPRESS_DB_USER
              value: wp-
            - name: WORDPRESS_DB_PASSWORD
              value: "123"
            - name: WORDPRESS_DB_NAME
              value: wordpress
          volumeMounts:
            - name: wordpress-persistent-storage
              mountPath: /var/www/html
          resources:
            requests:
              cpu: 200m
      volumes:
        - name: wordpress-persistent-storage
          hostPath:
            path: /data/wordpress
---
apiVersion: v1
kind: Service
metadata:
  name: wordpress
spec:
  type: ClusterIP
  selector:
    app: wordpress
  ports:
    - name: http
      protocol: TCP
      port: 80
      targetPort: http
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: welcom-in
spec:
  rules:
  - host: www.zls.com
    http:
      paths:
      - path: /
        pathType: ImplementationSpecific
        backend:
          service:
            name: wordpress
            port:
              number: 80