config.yaml

receivers:
  otlp:
    protocols:
      grpc:

  # Collect own metrics
  prometheus:
    config:
      scrape_configs:
      - job_name: 'otel-collector'
        scrape_interval: 30s
        static_configs:
        - targets: ['0.0.0.0:8888']


processors:
  memory_limiter:
      check_interval: 1s
      limit_mib: 4000
      spike_limit_mib: 800
  batch:
    # Google Cloud Monitoring limits batches to 200 metric points.
    send_batch_max_size: 200
    send_batch_size: 200

  resourcedetection:
      detectors:
      - gce
      - env

  metricstransform/custom:
    transforms:
      - action: update
        include: ^(.*)$$
        match_type: regexp
        new_name: custom.googleapis.com/$${1}


extensions:
  health_check: {}


exporters:
  googlecloud:
    metric:
      resource_filters:
        prefix: fcp_

  logging:
    loglevel: debug

  file:
    path: /tmp/metrics.json


service:
  extensions: [health_check]

  telemetry:
    logs:
      level: debug
      output_paths: ["stdout", "/tmp/otelcol"]

  pipelines:
    metrics:
      receivers: [otlp, prometheus]
      processors: [memory_limiter, batch, resourcedetection, metricstransform/custom]
      exporters: [googlecloud, logging, file]