Queries the versions of a policy.
Debugging
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.
Operation | Access level | Resource type | Condition key | Associated operation |
---|---|---|---|---|
ram:ListPolicyVersions | List |
|
| none |
Request parameters
Parameter | Type | Required | Description | Example |
---|---|---|---|---|
PolicyType | string | Yes | The type of the policy. Valid values:
| Custom |
PolicyName | string | Yes | 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
Examples
Sample success responses
JSON
format
{
"RequestId": "7B8A4E7D-6CFF-471D-84DF-195A7A241ECB",
"PolicyVersions": {
"PolicyVersion": [
{
"VersionId": "v3",
"IsDefaultVersion": false,
"CreateDate": "2015-01-23T12:33:18Z"
}
]
}
}
Error codes
HTTP status code | Error code | Error message | Description |
---|---|---|---|
400 | InvalidParameter.PolicyType | The specified policy type is invalid. | The specified policy type is invalid. |
400 | InvalidParameter.PolicyName.InvalidChars | The 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 (-). |
400 | InvalidParameter.PolicyName.Length | The length of the policy name is invalid. It must be 1 to 64 characters in length. | - |
404 | EntityNotExist.Policy | The policy does not exist. | The policy does not exist. |
For a list of error codes, visit the Service error codes.
Change history
Change time | Summary of changes | Operation |
---|
No change history