server:
  http_listen_port: 9080
  grpc_listen_port: 0

positions:
  filename: /tmp/positions.yaml

clients:
  - url: http://loki:3100/loki/api/v1/push

scrape_configs:
  - job_name: docker
    docker_sd_configs:
      - host: unix:///var/run/docker.sock
        refresh_interval: 5s
    relabel_configs:
      - source_labels: ["__meta_docker_container_name"]
        regex: "/(.*)"
        target_label: container
      - source_labels: ["__meta_docker_container_log_stream"]
        target_label: stream
      - source_labels: ["__meta_docker_container_label_com_docker_compose_service"]
        target_label: compose_service
    pipeline_stages:
      - regex:
          expression: '(?:tid=|trace_id=)(?P<trace_id>[0-9a-f]{12,32})'
      - regex:
          expression: 'event=(?P<event>[a-zA-Z0-9_.-]+)'
      - regex:
          expression: 'duration_ms=(?P<duration_ms>[0-9.]+)'
      - json:
          expressions:
            trace_id: trace_id
            span_id: span_id
            request_id: request_id
            event: event
      - structured_metadata:
          trace_id:
      - labels:
          request_id:
          event: