Querying Consumers in a Specified Consumer Group

Function

This API is used to query consumers in a specified consumer group.

Calling Method

For details, see Calling APIs.

URI

GET /v2/{engine}/{project_id}/instances/{instance_id}/groups/{group}/members

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
engine	Yes	String	Engine.
project_id	Yes	String	Project ID. For details, see Obtaining a Project ID.
instance_id	Yes	String	Instance ID.
group	Yes	String	Consumer group ID.

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
offset	No	Integer	Offset, which is the position where the query starts. The value must be greater than or equal to 0.
limit	No	Integer	Maximum number of consumers returned in the current query. The default value is 10. The value ranges from 1 to 50.
host	No	String	Consumer address.
member_id	No	String	Consumer ID.

Request Parameters

None

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
members	Array of GroupMemberEntity objects	Consumer details.
total	Integer	Total.

**Table 4** GroupMemberEntity
Parameter	Type	Description
member_id	String	Consumer ID.
client_id	String	Client ID.

Example Requests

GET https://{endpoint}/v2/{engine}/{project_id}/instances/{instance_id}/groups/{group}/members

Example Responses

Status code: 200

Successful

{
  "members" : [ {
    "member_id" : "consumer-1-6b8ee551-d499-47d4-9beb-ba1527496785",
    "client_id" : "consumer-1"
  }, {
    "member_id" : "consumer-2-6b8ee551-d499-47d4-9beb-ba1527491125",
    "client_id" : "consumer-2"
  } ],
  "total" : 2
}