lowercaseOutputLabelNames: true
lowercaseOutputName: true
whitelistObjectNames: ["org.apache.cassandra.metrics:*"]
# ColumnFamily is an alias for Table metrics
blacklistObjectNames: ["org.apache.cassandra.metrics:type=ColumnFamily,*"]
rules:
# Generic gauges with 0-2 labels
- pattern: org.apache.cassandra.metrics<type=(\S*)(?:, ((?!scope)\S*)=(\S*))?(?:, scope=(\S*))?, name=(\S*)><>Value
  name: cassandra_$1_$5
  type: GAUGE
  labels:
    "$1": "$4"
    "$2": "$3"

#
# Emulate Prometheus 'Summary' metrics for the exported 'Histogram's.
# TotalLatency is the sum of all latencies since server start
#
- pattern: org.apache.cassandra.metrics<type=(\S*)(?:, ((?!scope)\S*)=(\S*))?(?:, scope=(\S*))?, name=(.+)?(?:Total)(Latency)><>Count
  name: cassandra_$1_$5$6_seconds_sum
  type: UNTYPED
  labels:
    "$1": "$4"
    "$2": "$3"
  # Convert microseconds to seconds
  valueFactor: 0.000001

- pattern: org.apache.cassandra.metrics<type=(\S*)(?:, ((?!scope)\S*)=(\S*))?(?:, scope=(\S*))?, name=((?:.+)?(?:Latency))><>Count
  name: cassandra_$1_$5_seconds_count
  type: UNTYPED
  labels:
    "$1": "$4"
    "$2": "$3"

- pattern: org.apache.cassandra.metrics<type=(\S*)(?:, ((?!scope)\S*)=(\S*))?(?:, scope=(\S*))?, name=(.+)><>Count
  name: cassandra_$1_$5_count
  type: UNTYPED
  labels:
    "$1": "$4"
    "$2": "$3"

- pattern: org.apache.cassandra.metrics<type=(\S*)(?:, ((?!scope)\S*)=(\S*))?(?:, scope=(\S*))?, name=((?:.+)?(?:Latency))><>(\d+)thPercentile
  name: cassandra_$1_$5_seconds
  type: GAUGE
  labels:
    "$1": "$4"
    "$2": "$3"
    quantile: "0.$6"
  # Convert microseconds to seconds
  valueFactor: 0.000001

- pattern: org.apache.cassandra.metrics<type=(\S*)(?:, ((?!scope)\S*)=(\S*))?(?:, scope=(\S*))?, name=(.+)><>(\d+)thPercentile
  name: cassandra_$1_$5
  type: GAUGE
  labels:
    "$1": "$4"
    "$2": "$3"
    quantile: "0.$6"