Queries the details of regions in which Elastic Block Storage (EBS) features (such as async replication, CloudLens for EBS, and Dedicated Block Storage Cluster) are supported.
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 |
---|---|---|---|---|
ebs:DescribeRegions | get | *All Resources * |
| none |
Request parameters
Parameter | Type | Required | Description | Example |
---|---|---|---|---|
ResourceType | string | No | The type of resource. Valid values:
Default value: ear. | ear |
AcceptLanguage | string | No | The language in which the regions and zones are named. This parameter corresponds to the
Default value: zh-CN. | zh-CN |
RegionId | string | No | The ID of the region. | cn-beijing |
Response parameters
Examples
Sample success responses
JSON
format
{
"RequestId": "17EE62D8-064E-5404-8B0D-72122478****",
"Regions": [
{
"LocalName": "China (Hangzhou)",
"RegionEndpoint": "ebs.cn-hangzhou.aliyuncs.com",
"RegionId": "cn-hangzhou",
"Zones": [
{
"LocalName": "Hangzhou Zone H",
"ZoneId": "cn-hangzhou-h",
"ResourceTypes": [
"ear"
]
}
]
}
]
}
Error codes
HTTP status code | Error code | Error message | Description |
---|---|---|---|
403 | Forbidden | User is not authorized to operate. | You are not authorized to manage the resource. Check the account permissions or contact the Alibaba Cloud account. |
403 | Forbidden.Action | User is not authorized to operate this action. | You are not authorized to perform this operation. Check the account permissions or contact the Alibaba Cloud account. |
404 | NoSuchResource | The specified resource does not exist. | The specified resource does not exist. |
500 | InternalError | The request processing has failed due to some unknown error, exception or failure. | An internal error has occurred. |
504 | RequestTimeout | The request is timeout, please try again later. | The request has timed out. Try again later. |
For a list of error codes, visit the Service error codes.
Change history
Change time | Summary of changes | Operation |
---|---|---|
2024-02-02 | The internal configuration of the API is changed, but the call is not affected | View Change Details |
2023-06-26 | The internal configuration of the API is changed, but the call is not affected | View Change Details |