1.3. hostPath-Kubernets合辑7-存储

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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
```

该分类下的相关小册推荐：

Kubernets合辑13-集群监控

Kubernets合辑6-服务发现

Kubernets合辑5-Pod控制器

Kubernets合辑3-kubernetes介绍

Kubernetes中文教程(二)

Kubernets合辑15-持续部署

Kubernets合辑10-网络

Kubernets合辑9-资源约束

Kubernetes中文教程(五)

Kubernets合辑4-kubernetes入门

Kubernets合辑11-持续集成

Kubernetes合辑1-安装Kubernetes