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Resource Management:ListPolicyVersions

Last Updated:Jun 05, 2024

Queries the versions of a policy.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

  • Operation: the value that you can use in the Action element to specify the operation on a resource.
  • Access level: the access level of each operation. The levels are read, write, and list.
  • Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
    • The required resource types are displayed in bold characters.
    • If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
  • Condition Key: the condition key that is defined by the cloud service.
  • Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.
OperationAccess levelResource typeCondition keyAssociated operation
ram:ListPolicyVersionsList
  • Policy
    acs:ram:*:{#accountId}:policy/{#PolicyName}
  • Policy
    acs:ram:*:system:policy/{#PolicyName}
    none
none

Request parameters

ParameterTypeRequiredDescriptionExample
PolicyTypestringYes

The type of the policy. Valid values:

  • Custom: custom policy
  • System: system policy
Custom
PolicyNamestringYes

The name of the policy.

The name must be 1 to 128 characters in length and can contain letters, digits, and hyphens (-).

OSS-Administrator

Response parameters

ParameterTypeDescriptionExample
object
RequestIdstring

The ID of the request.

7B8A4E7D-6CFF-471D-84DF-195A7A241ECB
PolicyVersionsobject []

The information of the policy versions.

VersionIdstring

The ID of the policy version.

v3
IsDefaultVersionboolean

Indicates whether the policy version is the default version.

false
CreateDatestring

The time when the policy version was created.

2015-01-23T12:33:18Z

Examples

Sample success responses

JSONformat

{
  "RequestId": "7B8A4E7D-6CFF-471D-84DF-195A7A241ECB",
  "PolicyVersions": {
    "PolicyVersion": [
      {
        "VersionId": "v3",
        "IsDefaultVersion": false,
        "CreateDate": "2015-01-23T12:33:18Z"
      }
    ]
  }
}

Error codes

HTTP status codeError codeError messageDescription
400InvalidParameter.PolicyTypeThe specified policy type is invalid.The specified policy type is invalid.
400InvalidParameter.PolicyName.InvalidCharsThe policy name contains invalid characters. It must only contain upper or lower case letters, numbers, and dash (-).The policy name contains invalid characters. It must only contain upper or lower case letters, numbers, and dash (-).
400InvalidParameter.PolicyName.LengthThe length of the policy name is invalid. It must be 1 to 64 characters in length.-
404EntityNotExist.PolicyThe policy does not exist.The policy does not exist.

For a list of error codes, visit the Service error codes.

Change history

Change timeSummary of changesOperation
No change history