使用宿主机目录作为存储卷去挂载到pod内部

[root@hdss7-200 volume]# vim /data/k8s-yaml/base_resource/volume/hostpath.yaml
apiVersion: v1
kind: Pod
metadata: 
  name: pod-hostpath
  namespace: app
  labels:
    tier: volume
    role: hostpath
spec:
  containers:
  - name: main-container
    image: harbor.od.com/public/busybox:v1.31.1
    volumeMounts:
    - name: web-root
      mountPath: /data/web/html
    command:
    - httpd
    args:
    - -f
    - -h 
    - "/data/web/html"
  volumes:
  - name: web-root
    hostPath:
      path: /tmp/pod-hostpath/html
      type: DirectoryOrCreate
  nodeSelector:
    kubernetes.io/hostname: hdss7-21.host.com

[root@hdss7-21 ~]# kubectl apply -f http://k8s-yaml.od.com/base_resource/volume/hostpath.yaml
[root@hdss7-21 ~]# kubectl get pod pod-hostpath -o wide -n app
NAME           READY   STATUS    RESTARTS   AGE   IP            NODE                NOMINATED NODE   READINESS GATES
pod-hostpath   1/1     Running   0          19s   172.7.21.11   hdss7-21.host.com   <none>           <none>
[root@hdss7-21 ~]# echo hello world > /tmp/pod-hostpath/html/index.html
[root@hdss7-21 ~]# curl -s 172.7.21.11
hello world