services:
  # Tempo runs as user 10001, and docker compose creates the volume as root.
  # As such, we need to chown the volume in order for Tempo to start correctly.
  init:
    image: &tempoImage grafana/tempo:2.6.1
    user: root
    entrypoint:
      - 'chown'
      - '10001:10001'
      - '/var/tempo'
    volumes:
      - ./tempo-data:/var/tempo

  tempo:
    image: *tempoImage
    command: ['-config.file=/etc/tempo.yaml']
    volumes:
      - ./tempo.yml:/etc/tempo.yaml
      - ./tempo-data:/var/tempo
    ports:
      - '14268' # jaeger ingest
      - '3200' # tempo
      - '4317' # otlp grpc
      - '4318' # otlp http
      - '9411' # zipkin2024-04-23T16:16:57+0000
    depends_on:
      - init

  # # Generate fake traces...
  # k6-tracing:
  #   image: ghcr.io/grafana/xk6-client-tracing:v0.0.5
  #   environment:
  #     - ENDPOINT=agent:4317
  #   restart: always
  #   depends_on:
  #     - tempo

  otel-collector:
    image: otel/opentelemetry-collector-contrib:0.100.0
    command:
      - '--config'
      - '/otel-local-config.yaml'
    volumes:
      - ./collector.config.yml:/otel-local-config.yaml
    ports:
      - '4317:4317'

  # And put them in a Grafana Agent pipeline...
  agent:
    image: grafana/agent:v0.27.1
    volumes:
      - ./agent.yml:/etc/agent.yaml
    entrypoint:
      - /bin/agent
      - -config.file=/etc/agent.yaml

  prometheus:
    image: prom/prometheus:latest
    command:
      - --config.file=/etc/prometheus.yaml
      - --web.enable-remote-write-receiver
      - --enable-feature=exemplar-storage
      - --enable-feature=native-histograms
    volumes:
      - ./prometheus.yml:/etc/prometheus.yaml
    ports:
      - '9090:9090'

  grafana:
    image: grafana/grafana:11.0.0
    volumes:
      - ./grafana-datasources.yml:/etc/grafana/provisioning/datasources/datasources.yaml
    environment:
      - GF_AUTH_ANONYMOUS_ENABLED=true
      - GF_AUTH_ANONYMOUS_ORG_ROLE=Admin
      - GF_AUTH_DISABLE_LOGIN_FORM=true
      - GF_FEATURE_TOGGLES_ENABLE=traceqlEditor
    ports:
      - '4001:3000'