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Key Management Service:DownloadClusterManagedCert

Last Updated:Sep 28, 2025

Downloads a managed certificate for a cluster.

Operation description

This operation is available only for certificate hosting clusters in regions within the China site (aliyun.com).

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Test

RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

yundun-hsm:DownloadClusterManagedCert

get

*All Resource

*

None None

Request syntax

GET / HTTP/1.1

Request parameters

Parameter

Type

Required

Description

Example

ClusterId

string

Yes

The cluster ID.

cluster-001***hui

Response elements

Element

Type

Description

Example

object

The return value.

RequestId

string

The request ID.

4C467B38-3910-447D-87BC-AC049166F216

Content

string

The ZIP compressed file, encoded in Base64. Decode the string to get the original ZIP file, and then decompress it to get the certificate file.

emhlbmdza****W5qaWFuYmlhbm1hY2VzaGk=

Examples

Success response

JSON format

{
  "RequestId": "4C467B38-3910-447D-87BC-AC049166F216",
  "Content": "emhlbmdza****W5qaWFuYmlhbm1hY2VzaGk="
}

Error codes

HTTP status code

Error code

Error message

Description

400 Cluster.ClusterManagedCertDownload.NotSupport download cluster managed cert not support.
400 Cluster.CertsManageNotFinished cluster certs manage not finished.
500 InternalError The request processing has failed due to some unknown error. Unknown error caused request processing to fail.
403 NoPermission caller has no permission

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.