Querying Roles

Function

This API is used to query roles of users.

Before calling this API, learn how to authenticate it.
Before calling this API, learn about request header parameters.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

If you are using role/policy-based authorization, see Permissions and Supported Actions for details on the required permissions.
If you are using identity policy-based authorization, the following identity policy-based permissions are required.

Action	Access Level	Resource Type (*: required)	Condition Key	Alias	Dependencies
rds:databaseUser:list	-	-	g:EnterpriseProjectId g:ResourceTag/<tag-key>	-	-

Action

Access Level

Resource Type (*: required)

Condition Key

Alias

Dependencies

rds:databaseUser:list

g:EnterpriseProjectId

g:ResourceTag/<tag-key>

URI

URI format
GET /v3/{project_id}/instances/{instance_id}/roles

Parameter description

**Table 1** Parameters
Parameter	Mandatory	Description
project_id	Yes	Definition Project ID of a tenant in a region. To obtain the value, see Obtaining a Project ID. Constraints N/A Range N/A Default Value N/A
instance_id	Yes	Definition Instance ID. Constraints N/A Range N/A Default Value N/A

**Table 2** Query parameters
Parameter	Mandatory	Type	Description
user_name	No	String	Definition Username. Constraints N/A Range If this parameter is specified, the set of roles that can be granted to the user is returned. Default Value N/A

Request

None

Example Request

Query roles of a user.

GET https://rds.ap-southeast-1.myhuaweicloud.com/v3/8b3d99b2fb1148c69be8fe37bb896f27/instances/51986c9a48df43839a3ba300d6c5e91fin03/roles?user_name=user1