Attaches a policy to an object, which can be a RAM user, RAM user group, or RAM role. After you attach a policy to an object, the object has the operation permissions on the resources in a specific resource group or within a specific Alibaba Cloud account.
Operation description
In this example, the policy AdministratorAccess is attached to the RAM user alice@demo.onaliyun.com and takes effect only for resources in the rg-9gLOoK**** resource group.
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 Resourcesis 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:AttachPolicy | Write |
|
| none |
Request parameters
| Parameter | Type | Required | Description | Example |
|---|---|---|---|---|
| ResourceGroupId | string | Yes | The effective scope of the policy. You can set this parameter to one of the following items:
| rg-9gLOoK**** |
| PolicyType | string | Yes | The type of the policy. Valid values:
| System |
| 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 (-). | AdministratorAccess |
| PrincipalType | string | Yes | The type of the object to which you want to attach the policy. Valid values:
| IMSUser |
| PrincipalName | string | Yes | The name of the object to which you want to attach the policy.
Note
The alias of an Alibaba Cloud account is a part of the default domain name. You can call the GetDefaultDomain operation to obtain the alias of an Alibaba Cloud account.
| alice@demo.onaliyun.com |
For more information about common request parameters, see Common parameters.
Response parameters
Examples
Sample success responses
JSONformat
{
"RequestId": "697852FB-50D7-44D9-9774-530C31EAC572"
}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. |
| 404 | EntityNotExist.Policy | The policy does not exist. | The policy does not exist. |
| 404 | EntityNotExists.ResourceGroup | The specified resource group does not exist. You must first create a resource group. | The specified resource group does not exist. You must first create a resource group. |
| 409 | Invalid.ResourceGroup.Status | You cannot perform an operation on a resource group that is being created or deleted. | You cannot perform an operation on a resource group that is being created or deleted. |
For a list of error codes, visit the Service error codes.
Change history
| Change time | Summary of changes | Operation |
|---|