# Local dev support: Grafana + Tempo + Prometheus
# Run with: docker compose -f dev/docker-compose.yaml up
#
# Services:
#   Grafana:    http://localhost:3000 (admin/admin)
#   Tempo:      http://localhost:3200 (OTLP ingest on :4318)
#   Prometheus: http://localhost:9090 (scrapes arabica metrics on :9101)
#
# Arabica will send traces to localhost:4318 by default (no config needed).

services:
  tempo:
    image: grafana/tempo:2.7.2
    volumes:
      - ./tempo.yaml:/etc/tempo.yaml:ro
      - tempo-data:/var/tempo
    command: ["-config.file=/etc/tempo.yaml"]
    ports:
      - "4318:4318"   # OTLP HTTP receiver
      - "3200:3200"   # Tempo API
    extra_hosts:
      - "host.docker.internal:host-gateway"

  prometheus:
    image: prom/prometheus:v3.4.0
    volumes:
      - ./prometheus.yaml:/etc/prometheus/prometheus.yml:ro
      - prometheus-data:/prometheus
    command:
      - "--config.file=/etc/prometheus/prometheus.yml"
      - "--web.enable-remote-write-receiver"
      - "--storage.tsdb.path=/prometheus"
    ports:
      - "9090:9090"
    extra_hosts:
      - "host.docker.internal:host-gateway"

  grafana:
    image: grafana/grafana:11.6.1
    volumes:
      - ./grafana-datasources.yaml:/etc/grafana/provisioning/datasources/datasources.yaml:ro
      - ../grafana:/var/lib/grafana/dashboards:ro
      - grafana-data:/var/lib/grafana
    environment:
      GF_AUTH_ANONYMOUS_ENABLED: "true"
      GF_AUTH_ANONYMOUS_ORG_ROLE: Admin
      GF_DASHBOARDS_DEFAULT_HOME_DASHBOARD_PATH: /var/lib/grafana/dashboards/arabica-prometheus.json
    ports:
      - "3000:3000"
    depends_on:
      - tempo
      - prometheus

volumes:
  tempo-data:
  prometheus-data:
  grafana-data: