Querying Restoration Capabilities of Resources

Function

This API is used to check whether target resources can be restored.

URI

• URI format

  POST https://{endpoint}/v1/{project_id}/providers/{provider_id}/resources/action

• Parameter description

  Table 1 Parameter description

  Parameter	Mandatory	Type	Description
  project_id	Yes	String	Project ID For details about how to obtain the project ID, see Obtaining a Project ID.
  provider_id	Yes	String	Backup provider ID, which specifies whether the backup object is a server or disk. This parameter has a fixed value. For CSBS, the value is fc4d5750-22e7-4798-8a46-f48f62c4c1da.

Request

• Parameter description

  Table 2 Parameter description

  Parameter	Mandatory	Type	Description
  check_restorable	Yes	List<restorable_param>	Query parameter list For details, see Table 3.

• Parameter description of field restorable_param

  Table 3 Parameter description of field restorable_param

  Parameter	Mandatory	Type	Description
  checkpoint_item_id	Yes	String	ID of the backup used to restore data
  target	Yes	restorable_target	Restoration target For details, see Table 4.

• Parameter description of field restorable_target

  Table 4 Parameter description of field restorable_target

  Parameter	Mandatory	Type	Description
  resource_id	Yes	String	ID of the resource to which the backup is restored
  resource_type	Yes	String	Type of the target to which the backup is restored, for example, OS::Nova::Server for an ECS
  volumes	Yes	List<restore_volume_mapping>	Disk mapping list for restoring an ECS. Enter the mapping between disks and backups based on the actual situation. For details, see Table 5.

• Parameter description of field restore_volume_mapping

  Table 5 Parameter description of field restore_volume_mapping

  Parameter	Mandatory	Type	Description
  backup_id	Yes	String	Disk backup ID. Use the API in Querying a Single Backup to obtain the disk backup ID.
  volume_id	Yes	String	ID of the destination EVS disk for the restoration

• Example request

  POST https://{endpoint}/v1/{project_id}/providers/{provider_id}/resources/action
  {
    "check_restorable" : [ {
      "checkpoint_item_id" : "8986ce68-3da7-4d29-9cc2-1921e9504975",
      "target" : {
        "resource_type" : "OS::Nova::Server",
        "resource_id" : "5aa119a8-d25b-45a7-8d1b-88e127885635",
        "volumes" : [ {
          "backup_id" : "7ea119a8-d25b-43a7-8d1b-88e12788513a",
          "volume_id" : "45baf976-c20a-4894-a7c3-c94b7376bf55"
        } ]
      }
    } ]
  }

Response

• Parameter description

  Table 6 Parameter description

  Parameter	Type	Description
  restorable	List<check_resp>	Response parameter list For details, see Table 7.

• Parameter description of field check_resp

  Table 7 Parameter description of field check_resp

  Parameter	Type	Description
  result	Boolean	Whether restoration is supported
  resource_type	String	Resource type
  error_code	String	Error code
  error_msg	String	Error reason
  resource_id	String	Resource ID

• Example response

  {
    "restorable" : [ {
      "resource_id" : "6507cb66-90dc-4a12-a573-c9f3398f899d",
      "resource_type" : "OS::Nova::Server",
      "result" : true,
      "error_msg" : "",
      "error_code" : ""
    } ]
  }

Status Codes

• Normal

  Status Code	Description
  200	OK

• Abnormal

  Status Code	Description
  400	Invalid request parameters.
  401	Authentication failed.
  403	No operation permission.
  404	Requested object not found.
  500	Service internal error.
  503	Service unavailable.

Error Codes

For details, see Error Codes.