services:

  otel-collector:
    image: otel/opentelemetry-collector-contrib:latest
    container_name: otel-collector
    command: ["--config=/etc/otel-collector-config.yml"]
    volumes:
      - ./otel-collector-config.yml:/etc/otel-collector-config.yml
    ports:
      - "4317:4317"   # gRPC
      - "4318:4318"   # HTTP
      - "8889:8889"   # Prometheus metrics endpoint
    networks:
      - observ-net
    labels:
      logging: "promtail"
    

  prometheus:
    image: prom/prometheus:latest
    container_name: prometheus
    volumes:
      - ./prometheus.yml:/etc/prometheus/prometheus.yml
      - ./rules:/etc/prometheus/rules
    ports:
      - "9090:9090" # Interfaccia Web di Prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
    depends_on:
      - otel-collector
    networks:
      - observ-net
    labels:
      logging: "promtail"

  grafana:
    image: grafana/grafana:latest
    container_name: grafana
    ports:
      - "3000:3000"
    environment:
      - GF_SECURITY_ADMIN_PASSWORD=admin
      - GF_SECURITY_ADMIN_USER=admin
    volumes:
      - grafana-storage:/var/lib/grafana
      - ./grafana/provisioning:/etc/grafana/provisioning
    depends_on:
      - prometheus
    networks:
      - observ-net
    labels:
      logging: "promtail"

  promtail:
    image: grafana/promtail:2.9.3
    container_name: promtail
    restart: unless-stopped
    environment:
      TZ: Europe/Rome
    volumes:
      - ./promtail-config.yml:/etc/promtail/config.yml:ro
      - /var/run/docker.sock:/var/run/docker.sock:ro
    networks:
      - observ-net
    depends_on:
      - loki

  loki:
    image: grafana/loki:latest
    container_name: loki
    user: "0"
    ports:
      - "3100:3100"
    volumes:
      - ./loki-config.yml:/etc/loki/local-config.yaml
      - ./loki-data:/loki
    command: -config.file=/etc/loki/local-config.yaml
    restart: unless-stopped
    networks:
      - observ-net
    labels:
      logging: "promtail"

  tempo:
    image: grafana/tempo:latest
    container_name: tempo
    user: "0"
    command: ["-config.file=/etc/tempo.yml"]
    volumes:
      - ./tempo-config.yml:/etc/tempo.yml
      - tempo-data:/tmp/tempo
    ports:
      - "3200:3200"   # Tempo HTTP
      - "4317"        # OTLP gRPC
      - "4318"        # OTLP HTTP
    restart: unless-stopped
    networks:
      - observ-net
    labels:
      logging: "promtail"

  node-exporter:
    image: prom/node-exporter:latest
    container_name: node-exporter
    command:
      - '--path.procfs=/host/proc'
      - '--path.sysfs=/host/sys'
      - '--path.rootfs=/rootfs'
      - '--collector.filesystem.mount-points-exclude=^/(sys|proc|dev|host|etc)($$|/)'
    volumes:
      - /proc:/host/proc:ro
      - /sys:/host/sys:ro
      - /:/rootfs:ro
    ports:
      - "9100:9100"
    restart: unless-stopped
    networks:
      - observ-net
    labels:
      logging: "promtail"

  pyroscope:
    image: grafana/pyroscope:latest
    container_name: pyroscope
    ports:
      - "4040:4040"   # Pyroscope UI and API
    volumes:
      - pyroscope-data:/var/lib/pyroscope
    restart: unless-stopped
    networks:
      - observ-net
    labels:
      logging: "promtail"
    environment:
      - PYROSCOPE_LOG_LEVEL=info


volumes:
  grafana-storage:
  tempo-data:
  pyroscope-data:

networks:
  observ-net:
    driver: bridge