config.yaml

lowercaseOutputName: true
attrNameSnakeCase: true
rules:
  # kafka.producer:type=producer-topic-metrics,client-id=([-.w]+),topic=([-.w]+)
  # kafka.consumer:type=consumer-fetch-manager-metrics,client-id=([-.w]+),topic=([-.w]+)
  - pattern: "kafka.(\\w+)<type=(.+), client-id=(.+), topic=(.+)><>(.+):"
    name: $2_$5
    labels:
      client_id: "$3"
      topic: "$4"

  # kafka.producer:type=producer-node-metrics,client-id=([-.w]+),node-id=([0-9]+)
  # kafka.consumer:type=consumer-node-metrics,client-id=([-.w]+),node-id=([0-9]+)
  - pattern: "kafka.(\\w+)<type=(.+), client-id=(.+), node-id=(.+)><>(.+):"
    name: $2_$5
    labels:
      client_id: "$3"
      node_id: "$4"

  # kafka.consumer:type=consumer-fetch-manager-metrics,client-id=topic-partition.([-.w]+)
  - pattern: "kafka.(\\w+)<type=(.+), client-id=(.+)><>(.+)-([0-9]+)\\.(.+):"
    name: $2_$6
    labels:
      client_id: "$3"
      topic: $4
      partition: $5

  # kafka.producer:type=producer-metrics,client-id=([-.w]+)
  # kafka.consumer:type=consumer-metrics,client-id=([-.w]+)
  # kafka.consumer:type=consumer-fetch-manager-metrics,client-id=([-.w]+)
  # kafka.consumer:type=consumer-coordinator-metrics,client-id=([-.w]+)
  - pattern: "kafka.(\\w+)<type=(.+), client-id=(.+)><>(.+):"
    name: $2_$4
    labels:
      client_id: "$3"