我有pod(kind:job),它在“ / usr / src / app”下有一些代码构建文件,而这些文件在本地k8s主机中需要。
但是,当我尝试按照以下yamls进行操作时,我无法在安装的主机路径中看到任何实际存在于pod容器(“ / usr / src / app”)中的数据。我认为安装正在覆盖/隐藏该数据。请帮助我进入本地k8s主机。
我的文件是:-
apiVersion: batch/v1
kind: Job
metadata:
name: wf
spec:
template:
spec:
containers:
- name: wf
image: 12345678.dkr.ecr.ap-south-1.amazonaws.com/eks:ws
volumeMounts:
- name: wf-persistent-storage
mountPath: /usr/src/app # my data is in (/usr/src/app)
volumes:
- name: wf-persistent-storage
# pointer to the configuration of HOW we want the mount to be implemented
persistentVolumeClaim:
claimName: wf-test-pvc
restartPolicy: Never
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: wf-test-pvc
spec:
storageClassName: mylocalstorage
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 2Gi
---
apiVersion: v1
kind: PersistentVolume
metadata:
name: local
spec:
storageClassName: mylocalstorage
capacity:
storage: 2Gi
accessModes:
- ReadWriteOnce
hostPath:
path: "/root/mnt/"
type: DirectoryOrCreate
答案 0 :(得分:2)
不要挂载/ usr / src / app。因为它将被PVC的内容覆盖。您的情况下,pvc最初是空的,因此所有文件都将被删除。
尝试以下代码,将/ tmp安装在pvc上,并使用命令将文件复制到pvc。
apiVersion: batch/v1
kind: Job
metadata:
name: wf
spec:
template:
spec:
containers:
- name: wf
image: 12345678.dkr.ecr.ap-south-1.amazonaws.com/eks:ws
command:
- bash
- -c
- cp -R /usr/src/app/* /tmp/
volumeMounts:
- name: wf-persistent-storage
mountPath: /opt # my data is in (/usr/src/app)
volumes:
- name: wf-persistent-storage
# pointer to the configuration of HOW we want the mount to be implemented
persistentVolumeClaim:
claimName: wf-test-pvc
restartPolicy: Never