You can call this operation to run a data migration task.


OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request header

This operation only uses the common request header. For more information, see the Common request parameters topic.

Request syntax

POST /openapi/instances/[InstanceId]/actions/transfer HTTP/1.1

Request parameters

Parameter Type Required Example Description
InstanceId String Yes es-cn-xxx

The ID of the instance.

nodeType String Yes WORKER

The type of the node where the task runs. Valid values: WORKER (hot node) and WORKER_WARM (warm node).

clientToken String No 5A2CFF0E-5718-45B5-9D4D-70B3FF****

A unique token generated by the client to guarantee the idempotency of the request. The maximum length of the token is 64 ASCII characters.

You must specify request body parameters. For more information, see Sample requests.

Response parameters

Parameter Type Example Description
RequestId String F99407AB-2FA9-489E-A259-40CF6DCC****

The ID of the request.

Result Boolean true

If the task is executed, value true is returned.


Sample requests

POST /openapi/instances/[InstanceId]/actions/transfer HTTP/1.1
Common request header
  "InstanceId": "es-cn-xxx"
  "nodeType": "WORKER"

Request body

 Sample request body:
		"host": "192.168. **.**",
		"port": 9300
		"host": "192.168. **.**",
		"port": 9300

Sample success responses

XML format


JSON format


Error codes

For a list of error codes, visit the API Error Center.