K8S实操

nginx.yaml

apiVersion: v1
kind: Pod
metadata:
  name: mynginx2
  labels:
    app: nginx
spec:
  containers:
    - name: mynginx
      image: nginx
      ports:
        - containerPort: 80
      volumeMounts:
        - name: mydata
          mountPath: /var/mydata
        - name: home
          mountPath: /qh
        - name: www
          mountPath: /usr/share/nginx/html
        - name: myconfig
          mountPath: /usr/share
      env:
        - name: myenv
          valueFrom:
            configMapKeyRef:
              name: myconfig
              key: myenv

  volumes:
    - name: mydata
      emptyDir: {}
    - name: home
      hostPath:
        path: /home/qh
    - name: www
      persistentVolumeClaim:
        claimName: mypvc
    - name: mynfs
      nfs:
        path: /home/qh/www
        server: 10.103.129.99
    - name: myconfig
      configMap:
        name: myconfig
        items:
          - path: myfile
            key: myfile
 

mydeploy.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: mydeploy
  labels:
    app: deploy_nginx
spec:
  selector:
    matchLabels:
      app: nginx2
  replicas: 3
  template:
    metadata:
      name: nginx-app
      labels:
        app: nginx2
    spec:
      containers:
        - name: nginx-app
          image: nginx
          ports:
            - containerPort: 80
          volumeMounts:
            - name: mynfs
              mountPath: /usr/share/nginx/html
      volumes:
        - name: mynfs
          persistentVolumeClaim:
            claimName: mypvc
 

nfspv.yaml

apiVersion: v1
kind: PersistentVolume
metadata:
  name: mynfspv
  labels:
    nfc: mynfs
spec:
  capacity:
    storage: 10Gi
  volumeMode: Filesystem
  accessModes:
    - ReadWriteMany
  persistentVolumeReclaimPolicy: Retain
  storageClassName: nfs
  nfs:
    path: /home/qh/www
    server: 10.103.129.99

nfspvc.yaml

apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: mypvc
spec:
  accessModes:
    - ReadWriteMany
  storageClassName: nfs
  resources:
    requests:
      storage: 5Gi
 

myservice.yaml

apiVersion: v1
kind: Service
metadata:
  name: mysvc
  labels:
    app: nginx2
spec:
  selector:
    app: nginx2
  ports:
    - port: 8080
      protocol: TCP
      targetPort: 80

myconfig.yaml

apiVersion: v1
kind: ConfigMap
metadata:
  name: myconfig
data:
  myenv: qinhuienv
  myfile: qinhuifile