# Kafka-to-Prometheus adapter only; no local host inputs.
[agent]
  flush_interval = "5s"
  metric_batch_size = 500
  metric_buffer_limit = 10000
  omit_hostname = true
[[inputs.kafka_consumer]]
  brokers = ["kafka:29092"]
  topics = ["host-metrics-v1"]
  consumer_group = "prometheus-host-metrics-v1"
  kafka_version = "3.6.0"
  offset = "newest"
  max_undelivered_messages = 1000
  data_format = "json_v2"
  [[inputs.kafka_consumer.json_v2]]
    measurement_name_path = "name"
    timestamp_path = "timestamp"
    timestamp_format = "unix_ms"
    timestamp_timezone = "UTC"
    [[inputs.kafka_consumer.json_v2.object]]
      path = "fields"
    [[inputs.kafka_consumer.json_v2.tag]]
      path = "tags.host"
      rename = "host"
      optional = true
    [[inputs.kafka_consumer.json_v2.tag]]
      path = "tags.environment"
      rename = "environment"
      optional = true
    [[inputs.kafka_consumer.json_v2.tag]]
      path = "tags.role"
      rename = "role"
      optional = true
    [[inputs.kafka_consumer.json_v2.tag]]
      path = "tags.series"
      rename = "series"
      optional = true
    [[inputs.kafka_consumer.json_v2.tag]]
      path = "tags.cpu"
      rename = "cpu"
      optional = true
    [[inputs.kafka_consumer.json_v2.tag]]
      path = "tags.path"
      rename = "path"
      optional = true
    [[inputs.kafka_consumer.json_v2.tag]]
      path = "tags.device"
      rename = "device"
      optional = true
    [[inputs.kafka_consumer.json_v2.tag]]
      path = "tags.fstype"
      rename = "fstype"
      optional = true
    [[inputs.kafka_consumer.json_v2.tag]]
      path = "tags.mode"
      rename = "mode"
      optional = true
    [[inputs.kafka_consumer.json_v2.tag]]
      path = "tags.name"
      rename = "name"
      optional = true
    [[inputs.kafka_consumer.json_v2.tag]]
      path = "tags.interface"
      rename = "interface"
      optional = true

[[outputs.prometheus_client]]
  listen = ":9273"
  metric_version = 1
  expiration_interval = "60s"
  string_as_label = false
  export_timestamp = true
  collectors_exclude = ["gocollector", "process"]