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Updated at: Feb 24, 2022 GMT+08:00

Deleting Members from a Device Group

Typical Scenario

If one or more devices in a device group do not belong to the device group any longer, an NA can call this API to delete them from the device group.

API Function

This API is used by an NA to delete devices from a specified device group on the IoT platform.

API Prototype

Method

POST

URL

https://server:port/iocm/app/dm/v1.1.0/devices/deleteDevGroupTagFromDevices?accessAppId={accessAppId}

Transport Protocol

HTTPS

Request Parameters

Parameter

Mandatory or Optional

Type

Location

Description

app_key

Mandatory

String

header

Identifies an application that can be accessed on the IoT platform. The value of this parameter is allocated by the IoT platform when the application is created on the platform.

Authorization

Mandatory

String

header

Indicates the authentication information for accessing the IoT platform. The value is Bearer {accessToken}, in which {accessToken} indicates the access token returned by the Authentication API.

accessAppId

Optional

String

query

This parameter must be specified when you want to delete members from a device group under an authorized application. Set this parameter to the ID of the authorized application.

devGroupId

Mandatory

String(1-50)

body

Identifies a device group. The value of this parameter is returned by the IoT platform after the device group is added.

deviceIds

Mandatory

List<String>(1000)

body

Identifies devices to be deleted from the device group.

Response Parameters

Status Code: 200 OK

Request Example

Method: POST
Request:
https://server:port/iocm/app/dm/v1.1.0/devices/deleteDevGroupTagFromDevices?accessAppId={accessAppId}
Header:
app_key: ******
Authorization: Bearer ******
Content-Type: application/json
Body:
{
  "devGroupId": "******",
  "deviceIds": [
    "********",
    "********",
    "********"
  ]
}

Response Example

Response:
Status Code: 200 OK

Error Codes

HTTP Status Code

Error Code

Error Description

Remarks

200

100601

The number of device in the group has reach the max.

The number of devices in the device group reaches the upper limit.

Recommended handling: Ensure that the number of devices in the device group is within the range specified by maxDevNum.

200

100603

The device group is not existed.

The device group does not exist.

Recommended handling: Check whether the device group ID is correct.

400

100604

The device group request parameter is invalid.

The request message contains invalid parameters.

Recommended handling:

  • Check whether deviceId carried in the API request is correct.
  • Check whether the number of devices in the device group reaches the upper limit.

400

50400

The input is invalid.

An input parameter is invalid.

Recommended handling: Check whether parameters carried in the API call request are valid.

403

100203

The application is not existed.

The application does not exist.

Recommended handling:

  • Check whether appId carried in the HTTP request header is correct.
  • Check whether appId in the request path (URL) is correct.

403

100217

The application hasn't been authorized.

The application has not been authorized.

Recommended handling: In scenarios where applications are not authorized, ensure that request parameter appId is null.

403

1010009

app throttle exceed.

The NA calls the API at a frequency that exceeds the flow control threshold (100 calls per minute by default).

Recommended handling: Contact IoT platform maintenance personnel to adjust the flow control threshold or control the API call frequency.

403

1010005

App_key or access_token is invalid.

The access token is invalid.

Recommended handling: Check whether accessToken carried in the API request is correct.

500

100203

The application is not existed.

The application does not exist.

Recommended handling:

  • Check whether appId carried in the HTTP request header is correct.
  • Check whether appId in the request path (URL) is correct.

500

50252

Internal server error.

An internal server error occurs.

Recommended handling: An internal error occurs on the IoT platform. Contact IoT platform maintenance personnel.

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