ListTagKeys - Server Load Balancer - Alibaba Cloud Documentation Center

Queries tag keys.

Debugging

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

Debug

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
alb:ListTagKeys	Read	All Resources *	none	none

Request parameters

Parameter	Type	Required	Description	Example
NextToken	string	No	The pagination token that is used in the next request to retrieve a new page of results. Valid values: You do not need to specify this parameter for the first request. You must specify the token that is obtained from the previous query as the value of NextToken.	FFmyTO70tTpLG6I3FmYAXGKPd****
MaxResults	integer	No	The number of entries per page. Valid values: 1 to 100. Default value: 20.	20
ResourceType	string	Yes	The type of the resource. Valid values: acl: an access control list (ACL) loadbalancer: an Application Load Balancer (ALB) instance securitypolicy: a security policy servergroup: a server group	loadbalancer
Category	string	No	The type of the tag. Valid values: Custom, System, and All. Default value: All.	System
Keyword	string	No	The tag key. The tag key can be up to 128 characters in length and cannot start with `acs:` or `aliyun`. It cannot contain `http://` or `https://`.	test

Response parameters

Parameter	Type	Description	Example
	object	The tag key.
MaxResults	integer	The number of entries per page.	20
NextToken	string	A pagination token. It can be used in the next request to retrieve a new page of results. Valid values: If NextToken is empty, no next page exists. If a value is returned for NextToken, the value is the token that determines the start point of the next query.	FFmyTO70tTpLG6I3FmYAXGKPd****
RequestId	string	The request ID.	593B0448-D13E-4C56-AC0D-FDF0FDE0E9A3
TagKeys	object []	The tag keys.
Category	string	The type of the tag. Valid values: Custom, System, and All. Default value: All.	System
TagKey	string	The tag that matches all filter conditions.	test
TotalCount	integer	The total number of entries returned.	10

Examples

Sample success responses

JSONformat

{
  "MaxResults": 20,
  "NextToken": "FFmyTO70tTpLG6I3FmYAXGKPd****",
  "RequestId": "593B0448-D13E-4C56-AC0D-FDF0FDE0E9A3",
  "TagKeys": [
    {
      "Category": "System",
      "TagKey": "test"
    }
  ],
  "TotalCount": 10
}

Error codes

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

Change history

Change time	Summary of changes	Operation

No change history