@kafka-mirror/kafka-mirror v1.0.0

KafkaMirror

Kafka monitoring tool

Routes

For additional detail on data returned from KafkaJS Admin API, refer to: KafkaJS Admin

GET

• /api/schema not implemented
  • Fetches current schema from db
• /api/topicList
  • Fetches list of topics from admin api
  • Data returned as an array of strings
• /api/allTopicMetadata
  • Fetches metadata on all topics from admin api
  • Data returned as an object with property topics
  • TopicsMetaData Structure:

      {
        topics: Array<TopicMetadata>,
      }

• TopicMetaData Structure:

      {
        topic: String,
        partitions: Array<PartitionMetadata>,
      }

• PartitionMetaData Structure:

      {
        partitionErrorCode: Number,
        partitionId: Number,
        leader: Number,
        replicas: Array<Number>,
        isr: Array<Number>,
      }

• /api/groupList
  • Fetches list of consumer groups from admin api
  • Data returned as an object with a property groups

      {
        groups: [
          {
            groupId: String,
            protocolType: String,
          },
        ],
      }

• /api/describeGroups
  • Fetches metadata on all topics from admin api
  • Data returned as an object with a property groups

      {
        groups: Array<GroupData>,
      }

• GroupData Structure

[
  {
    errorCode: Number,
    groupId: String,
    members: [
      {
        clientHost: String,
        clientId: String,
        memberAssignment: Buffer,
        memberId: String,
        memberMetadata: Buffer,
      },
    ],
    protocol: String,
    protocolType: String,
    state: String,
  },
];

• /api/describeCluster
  • Fetches data on Kafka broker cluster
  • Data returned as an object with a property brokers, controller and ID

     {
      brokers:
      [
        {
          nodeId: Number,
          host: String,
          port: Number
        }
      ],
      controller: Number,
      clusterId: String,
      }

POST

• /api/schema not implemented
  • posts current schema to db

Data Formats

Graph 1

const data = {
  brokers: [],
  clientId: String,
};

in kafka mirror access the kafka instance using admin get list of producers send to client