Function

This API is used to obtain the link for downloading a backup file.

• Before calling an API, you need to understand the API in Authentication.
• Before calling this API, obtain the required region and endpoint.

Constraints

This API is used to query full and incremental backups of the DDS DB instance.

URI

• URI format

  GET https://{Endpoint}/v3/{project_id}/backups/download-file?instance_id={instance_id}&backup_id={backup_id}

• Example

  https://rds.cn-north-1.myhuaweicloud.com/v3/97b026aa9cc4417888c14c84a1ad9860/backups/download-file?instance_id=befb1cfe1f96403780396b0c54f85d11in02&backup_id=bd062e1af2d248b3bb4cd3dbb4183888br02

• Parameter description

  Table 1 Parameter description

  Name	Mandatory	Description
  project_id	Yes	Specifies the project ID of a tenant in a region. For details about how to obtain the project ID, see Obtaining a Project ID.
  instance_id	Yes	Specifies the DB instance ID.
  backup_id	Yes	Specifies the backup ID.

Requests

None

Responses

• Normal response

  Table 2 Parameter description

  Name	Type	Description
  files	Array of objects	Indicates the list of backup files. For more information, see Table 3.
  bucket	String	Indicates the name of the bucket where the file is located.

  Table 3 files field data structure description

  Name	Type	Description
  name	String	Indicates the file name.
  size	Long	Indicates the file size in KB.
  download_link	String	Indicates the link for downloading the backup file.
  link_expired_time	String	Indicates the link expiration time. The format is "yyyy-mm-ddThh:mm:ssZ". T is the separator between the calendar and the hourly notation of time. Z indicates the time zone offset. For example, the time zone offset of UTC is shown as +0000.

• Example normal response

  {
     "files": [
      {
          "name": "43e4feaab48f11e89039fa163ebaa7e4br02.xxx",
          "size": 2803,
          "download_link":"https://obs.domainname.com/rdsbucket.username.1/xxxxxx",
          "link_expired_time":"2018-08-016T10:15:14+0000"
       }
       ],
      "bucket": "rdsbucket.bucketname"
  }
  

• Abnormal Response

  For details, see Abnormal Request Results.

Status Code

For more information, see Status Code.

Error Code

For more information, see Error Code.