DescribePrefixListAssociations - Elastic Compute Service

Queries the information of resources that are associated with a specific prefix list.

Debugging

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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
ecs:DescribePrefixListAssociations	get	*PrefixList `acs:ecs:{#regionId}:{#accountId}:prefixlist/{#PrefixListId}`	none	none

Request parameters

Parameter	Type	Required	Description	Example
RegionId	string	Yes	The ID of the prefix list.	cn-chengdu
PrefixListId	string	Yes	The query token. Set the value to the `NextToken` value returned in the previous call to the DescribePrefixListAssociations operation. Leave this parameter empty the first time you call this operation.	pl-x1j1k5ykzqlixdcy****
NextToken	string	No	The number of entries to return on each page. Maximum value: 100. Default value: 10.	AAAAAdDWBF2****
MaxResults	integer	No	The query token that is returned in this call. If the return value is empty, no more data is returned.	10

Response parameters

Parameter	Type	Description	Example
	object
NextToken	string	The ID of the request.	AAAAAdDWBF2****
RequestId	string	Details about the resources that are associated with the prefix list.	38793DB8-A4B2-4AEC-BFD3-111234E9188D
PrefixListAssociations	array<object>	The ID of the resource.
PrefixListAssociation	object
ResourceId	string	The type of the resource.	sg-bp11ujym6xsff6l0****

Examples

Sample success responses

JSONformat

{
  "NextToken": "AAAAAdDWBF2****",
  "RequestId": "38793DB8-A4B2-4AEC-BFD3-111234E9188D",
  "PrefixListAssociations": {
    "PrefixListAssociation": [
      {
        "ResourceId": "sg-bp11ujym6xsff6l0****",
        "ResourceType": "securitygroup"
      }
    ]
  }
}

Error codes

HTTP status code	Error code	Error message	Description
400	InvalidParameter	%s	The specified parameter is invalid.
400	NotSupported.ResourceType	The specified resource type is not supported.	The resource type is not supported.
404	InvalidPrefixListId.NotFound	The specified prefix list was not found.	The prefix list does not exist.

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

Change history

Change time	Summary of changes	Operation
2023-11-13	The Error code has changed	View Change Details