Delete Topological Relationships for Sub-devices


An edge can publish a message to this topic to delete the topological relationship between the edge and a sub-device.


After you delete the topological relationship of the sub-device, the sub-device can no longer connect to EnOS Cloud through the edge.


Upstream

  • Request TOPIC: /sys/{productKey}/{deviceKey}/thing/topo/delete

  • Reply TOPIC: /sys/{productKey}/{deviceKey}/thing/topo/delete_reply

Note

The productKey and deviceKey in the TOPIC are the credentials of the edge.

Sample Request Format

{
  "id": "123",
  "version": "1.0",
  "params": [
    {
      "deviceKey": "deviceKey1234",
      "productKey": "1234556554"
    }
  ],
  "method": "thing.topo.delete"
}

Sample Response Format

{
  "id": "123",
  "code": 200,
  "data": {}
}

Request Parameter Description

Parameter

Type

Mandatory/Optional

Description

id

String

Optional

The message ID. It is a reserved parameter that is reserved for future use.

version

String

Mandatory

The version of the protocol. The current version is 1.0.

params

Array

Mandatory

The parameters used for deleting topological relationships.

deviceKey

String

Mandatory

The device Key of the sub-device.

productKey

String

Mandatory

The product key of the sub-device.

method

String

Mandatory

The request method.

Response Parameter Description

Parameter

Type

Mandatory/Optional

Description

code

Integer

Mandatory

The return code. “200” indicates that the requested operation is executed successfully.

Return Code

Return Code

Error Message

Explanation

1256

Remove topo failure, [details]

Part or all of the sub-devices cannot be removed. To troubleshoot the problem, you must read the details of this return code. [1]