GET /v3/clusters/{string: cluster_id}/topics/{string: topic_name}/partitions/{string: partition_id}

The behavior of the information retrieved depends on the configuration. See streams.default.stream in Configuration Parameters.

Table 1. Response Behavior

Parameters Defined	Response
streams.default.stream is defined	Gets metadata about a specific partition within a HPE Ezmeral Data Fabric Streams topic on this cluster. You can pass a fully qualified topic name or not. If a fully qualified topic name is not used, metadata is retrieved and appended to the default stream path.
streams.default.stream is not defined	Gets metadata about specific HPE Ezmeral Data Fabric Streams partitions within a topic. The user could only pass fully qualified topic names that contains stream path.

Table 2. Parameters

Parameters	Description
cluster_id (string)	Cluster’s id.
topic_name (string)	Name of the topic.
partition_id (int)	ID of the partition to inspect.

http://<host>:8082/v3/clusters/<cluster_id>/topics/<topic_name>/partitions/<partition_id>

$ curl -X GET -H "Content-Type: application/json" "http://localhost:8082/v3/clusters/682798077049224619/topics/tp-2/partitions/1"

{
  "kind":"KafkaPartition",
  "metadata":
    {
      "self":"http://node1.cluster.com:8082/v3/clusters/682798077049224619/topics/str:tp-2/partitions/1",
      "resource_name":"crn:///kafka=682798077049224619/topic=str:tp-2/partition=1"
    },
  "cluster_id":"682798077049224619",
  "topic_name":"/str:tp-2",
  "partition_id":1,
  "leader":
    {
      "related":"http://node1.cluster.com:8082/v3/clusters/682798077049224619/topics/str:tp-2/partitions/1/replicas/0"
    },
  "replicas":
    {
      "related":"http://node1.cluster.com:8082/v3/clusters/682798077049224619/topics/str:tp-2/partitions/1/replicas"
    },
  "reassignment":
    {
      "related":"http://node1.cluster.com:8082/v3/clusters/682798077049224619/topics/str:tp-2/partitions/1/reassignment"
    }
}