lowercaseOutputName: true
lowercaseOutputLabelNames: true
rules:
  # Special cases and very specific rules
  - pattern : kafka.server<type=(.+), name=(.+), clientId=(.+), topic=(.+), partition=(.*)><>Value
    name: kafka_server_$1_$2
    type: GAUGE
    labels:
      clientId: "$3"
      topic: "$4"
      partition: "$5"
  - pattern : kafka.server<type=(.+), name=(.+), clientId=(.+), brokerHost=(.+), brokerPort=(.+)><>Value
    name: kafka_server_$1_$2
    type: GAUGE
    labels:
      clientId: "$3"
      broker: "$4:$5"

  - pattern : kafka.server<type=KafkaRequestHandlerPool, name=RequestHandlerAvgIdlePercent><>OneMinuteRate
    name: kafka_server_kafkarequesthandlerpool_requesthandleravgidlepercent_total
    type: GAUGE

  - pattern: kafka.server<type=socket-server-metrics, clientSoftwareName=(.+), clientSoftwareVersion=(.+), listener=(.+), networkProcessor=(.+)><>connections
    name: kafka_server_socketservermetrics_connections
    type: GAUGE
    labels:
      client_software_name: "$1"
      client_software_version: "$2"
      listener: "$3"
      network_processor: "$4"

  - pattern : 'kafka.server<type=socket-server-metrics, listener=(.+), networkProcessor=(.+)><>(.+):'
    name: kafka_server_socketservermetrics_$3
    type: GAUGE
    labels:
      listener: "$1"
      network_processor: "$2"

  # Count and Value
  - pattern: kafka.(.+)<type=(.+), name=(.+), (.+)=(.+), (.+)=(.+)><>(Count|Value)
    name: kafka_$1_$2_$3
    labels:
      "$4": "$5"
      "$6": "$7"
  - pattern: kafka.(.+)<type=(.+), name=(.+), (.+)=(.+)><>(Count|Value)
    name: kafka_$1_$2_$3
    labels:
      "$4": "$5"
  - pattern: kafka.(.+)<type=(.+), name=(.+)><>(Count|Value)
    name: kafka_$1_$2_$3

  # Percentile
  - pattern: kafka.(.+)<type=(.+), name=(.+), (.+)=(.*), (.+)=(.+)><>(\d+)thPercentile
    name: kafka_$1_$2_$3
    type: GAUGE
    labels:
      "$4": "$5"
      "$6": "$7"
      quantile: "0.$8"
  - pattern: kafka.(.+)<type=(.+), name=(.+), (.+)=(.*)><>(\d+)thPercentile
    name: kafka_$1_$2_$3
    type: GAUGE
    labels:
      "$4": "$5"
      quantile: "0.$6"
  - pattern: kafka.(.+)<type=(.+), name=(.+)><>(\d+)thPercentile
    name: kafka_$1_$2_$3
    type: GAUGE
    labels:
      quantile: "0.$4"