Function

This API is used to create a consumer group or batch deleting consumer groups.

URI

POST /v2/{project_id}/instances/{instance_id}/groups

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Definition Project ID. For details about how to obtain it, see Obtaining a Project ID. Constraints N/A Range N/A Default Value N/A
instance_id	Yes	String	Definition Instance ID. You can call the API for querying all instances to obtain the instance ID. The instance ID is in the response body. Constraints N/A Range N/A Default Value N/A

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
action	No	String	This parameter is used to delete consumer groups in batches. If it is not set, a consumer group will be created. delete: Delete consumer groups in batches.

Request Parameters

**Table 3** Request body parameters
Parameter	Mandatory	Type	Description
job_id	No	String	Definition List of consumer groups to be deleted. Constraints N/A Range N/A Default Value N/A
name	No	String	Definition Consumer group name. Constraints Enter 3 to 64 characters. Use only letters, digits, percent (%), vertical bars (\|), hyphens (-), and underscores (_). Mandatory for consumer group creation. Range N/A Default Value N/A
broadcast	No	Boolean	Whether to broadcast.
retry_max_time	No	Integer	Maximum number of retries (1 to 16 characters).
enabled	No	Boolean	Whether consumption is allowed.
consume_orderly	No	Boolean	Definition Whether orderly consumption is enabled. Constraints This parameter is required only for RocketMQ 5.x instances. Range true: Yes false: No Default Value N/A
group_desc	No	String	Consumer group description (0 to 200 characters).

Response Parameters

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
job_id	String	Definition ID of the consumer group deletion task. Constraints N/A Range N/A Default Value N/A
name	String	Definition Name of the created consumer group. Constraints N/A Range N/A Default Value N/A

Example Requests

Creating a consumer group with max. 16 retries.

POST https://{endpoint}/v2/{project_id}/instances/{instance_id}/groups

{
  "name" : "consumer-group-test",
  "broadcast" : false,
  "retry_max_time" : 16
}

Deleting consumer group consumer-group-test.

POST https://{endpoint}/v2/{project_id}/instances/{instance_id}/groups?action=delete

Example Responses

Status code: 200

A consumer group is created or multiple consumer groups are deleted in batches.

Creating a consumer group
```
{
  "name" : "consumer-group-test"
}
```

Consumer groups deleted

{
  "job_id" : "ff8080829ae99a23019b240d388b4e47"
}

Status Codes

Status Code	Description
200	A consumer group is created or multiple consumer groups are deleted in batches.

Error Codes

See Error Codes.

Creating a Consumer Group or Batch Deleting Consumer Groups