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Container Service for Kubernetes:Manage tags for NAS, OSS, and CPFS using CNFS

Last Updated:Mar 26, 2026

Cloud Native File Storage (CNFS) lets you attach tags to NAS, OSS, and CPFS storage resources directly from a Kubernetes manifest. This enables fine-grained classification and permission management and improves resource administration efficiency.

Prerequisites

Before you begin, ensure that you have:

Add tags to storage resources

Create a ContainerNetworkFileSystem resource and set parameters.tags with the key-value pairs to apply. Tags with the same keys as existing tags overwrite those tags. Choose the manifest that matches your storage type.

NAS file system

apiVersion: storage.alibabacloud.com/v1beta1
kind: ContainerNetworkFileSystem
metadata:
  name: test-cnfs-nas
spec:
  description: "cnfs"
  type: nas
  reclaimPolicy: Retain
  parameters:
    tags:
      key1: val1
      key2: val2
    filesystemId: 35e9f*****
Parameter Description
type The persistent volume (PV) type. Set to nas.
reclaimPolicy The reclaim policy. Only Retain is supported. Deleting the CNFS resource does not delete the NAS file system.
parameters.tags Tags to apply to the NAS file system. Overwrites any existing tags that share the same keys.
parameters.filesystemId (Optional) The ID of an existing NAS file system to associate. If left blank, CNFS creates a new NAS file system and applies the specified tags.

OSS bucket

apiVersion: storage.alibabacloud.com/v1beta1
kind: ContainerNetworkFileSystem
metadata:
  name: test-cnfs-oss
spec:
  description: "cnfs"
  type: oss
  reclaimPolicy: Retain
  parameters:
    tags:
      key1: val1
      key2: val2
    bucketName: cnfs-oss-****
Parameter Description
type The persistent volume (PV) type. Set to oss.
reclaimPolicy The reclaim policy. Only Retain is supported. Deleting the CNFS resource does not delete the OSS bucket.
parameters.tags Tags to apply to the OSS bucket. Overwrites any existing tags that share the same keys.
parameters.bucketName (Optional) The name of an existing OSS bucket to associate. If left blank, CNFS creates a new bucket named cnfs-oss-<cluster ID> and applies the specified tags.

CPFS file system

apiVersion: storage.alibabacloud.com/v1beta1
kind: ContainerNetworkFileSystem
metadata:
  name: test-cnfs-cpfs
spec:
  description: "cnfs"
  type: cpfs
  reclaimPolicy: Retain
  parameters:
    tags:
      key1: val1
      key2: val2
    filesystemId: cpfs-0075cb**********
Parameter Description
type The persistent volume (PV) type. Set to cpfs.
reclaimPolicy The reclaim policy. Only Retain is supported. Deleting the CNFS resource does not delete the CPFS file system.
parameters.tags Tags to apply to the CPFS file system. Overwrites any existing tags that share the same keys.
parameters.filesystemId (Required) The ID of the CPFS file system to associate.