Reset directory permissions

[antmoveh]

Reset directory permissions

• The permission of the storage volume created by os.mkdir(vol,0777) is 755 because of umask
• A POD created in the following way has no write permission
• The user in the container is not root

---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: statefulset-nfs
  labels:
    app: nginx
spec:
  serviceName: statefulset-nfs
  replicas: 1
  template:
    metadata:
      labels:
        app: nginx
    spec:
      securityContext:
        runAsUser: 1000
        runAsGroup: 3000
        fsGroup: 2000
      nodeSelector:
        "kubernetes.io/os": linux
      containers:
        - name: statefulset-nfs
          image: mcr.microsoft.com/oss/nginx/nginx:1.19.5
          command:
            - "/bin/bash"
            - "-c"
            - set -euo pipefail; while true; do echo $(date) >> /mnt/nfs/outfile; sleep 1; done
          volumeMounts:
            - name: persistent-storage
              mountPath: /mnt/nfs
  updateStrategy:
    type: RollingUpdate
  selector:
    matchLabels:
      app: nginx
  volumeClaimTemplates:
    - metadata:
        name: persistent-storage
        annotations:
          volume.beta.kubernetes.io/storage-class: nfs-csi
      spec:
        accessModes: ["ReadWriteOnce"]
        resources:
          requests:
            storage: 10Gi

• This update resets the permissions of the directory after it is created

Fix directory permissions problems caused by umask

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[k8s-ci-robot]

Hi @antmoveh. Thanks for your PR.

I'm waiting for a kubernetes-csi member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[andyzhangx]

/ok-to-test

[andyzhangx]

can you sign the cla?

[coveralls]

Pull Request Test Coverage Report for Build 1353396456

• 1 of 3 (33.33%) changed or added relevant lines in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.2%) to 78.466%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
pkg/nfs/controllerserver.go	1	3	33.33%

Totals
Change from base Build 1323516280:	-0.2%
Covered Lines:	532
Relevant Lines:	678

---

💛 - Coveralls

[antmoveh]

can you sign the cla?

I just signed the CLA

[antmoveh]

/test cla/linuxfoundation

[k8s-ci-robot]

@antmoveh: The specified target(s) for /test were not found.
The following commands are available to trigger required jobs:

• /test pull-csi-driver-nfs-e2e
• /test pull-csi-driver-nfs-external-e2e
• /test pull-csi-driver-nfs-integration
• /test pull-csi-driver-nfs-sanity
• /test pull-csi-driver-nfs-unit
• /test pull-kubernetes-csi-csi-driver-nfs

Use /test all to run all jobs.

In response to this:

/test cla/linuxfoundation

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[antmoveh]

/retest

[antmoveh]

/retest

[andyzhangx]

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: andyzhangx, antmoveh

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