# Homelab Docker Compose with Centralized Monitoring
# Includes: API, Redis, Prometheus, Grafana, Loki

services:
  redis:
    image: redis:7-alpine
    container_name: ml-experiments-redis
    ports:
      - "6379:6379"
    volumes:
      - redis_data:/data
    restart: unless-stopped
    command: redis-server --appendonly yes
    healthcheck:
      test: [ "CMD", "redis-cli", "ping" ]
      interval: 30s
      timeout: 10s
      retries: 3

  api-server:
    build:
      context: .
      dockerfile: build/docker/simple.Dockerfile
    container_name: ml-experiments-api
    ports:
      - "9101:9101"
      - "9100:9100" # Prometheus metrics endpoint
    volumes:
      - ./data:/data/experiments
      - ./logs:/logs
      - ./configs/environments/config-local.yaml:/app/configs/config.yaml
      - ./ssl:/app/ssl
    depends_on:
      redis:
        condition: service_healthy
    restart: unless-stopped
    command: ["/usr/local/bin/api-server", "-config", "/app/configs/config.yaml"]
    environment:
      - REDIS_URL=redis://redis:6379
      - LOG_LEVEL=info
    healthcheck:
      test: [ "CMD", "curl", "-k", "https://localhost:9101/health" ]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s
    labels:
      logging: "promtail"
      job: "api-server"

  # Prometheus - Metrics collection
  prometheus:
    image: prom/prometheus:latest
    container_name: ml-experiments-prometheus
    ports:
      - "9090:9090"
    volumes:
      - ./monitoring/prometheus.yml:/etc/prometheus/prometheus.yml
      - prometheus_data:/prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--web.console.libraries=/etc/prometheus/console_libraries'
      - '--web.console.templates=/etc/prometheus/consoles'
      - '--web.enable-lifecycle'
    restart: unless-stopped

  # Grafana - Visualization
  grafana:
    image: grafana/grafana:latest
    container_name: ml-experiments-grafana
    ports:
      - "3000:3000"
    volumes:
      - grafana_data:/var/lib/grafana
      - ./monitoring/grafana/provisioning:/etc/grafana/provisioning
      - ./monitoring/dashboards:/var/lib/grafana/dashboards
    environment:
      - GF_SECURITY_ADMIN_PASSWORD=${GRAFANA_ADMIN_PASSWORD:-admin}
      - GF_USERS_ALLOW_SIGN_UP=false
      - GF_SERVER_ROOT_URL=http://localhost:3000
      - GF_AUTH_ANONYMOUS_ENABLED=false
    restart: unless-stopped
    depends_on:
      - prometheus
      - loki

  # Loki - Log aggregation
  loki:
    image: grafana/loki:latest
    container_name: ml-experiments-loki
    ports:
      - "3100:3100"
    volumes:
      - ./monitoring/loki-config.yml:/etc/loki/local-config.yaml
      - loki_data:/loki
    command: -config.file=/etc/loki/local-config.yaml
    restart: unless-stopped

  # Promtail - Log collector
  promtail:
    image: grafana/promtail:latest
    container_name: ml-experiments-promtail
    volumes:
      - ./monitoring/promtail-config.yml:/etc/promtail/config.yml
      - ./logs:/var/log/app
      - /var/lib/docker/containers:/var/lib/docker/containers:ro
      - /var/run/docker.sock:/var/run/docker.sock
    command: -config.file=/etc/promtail/config.yml
    restart: unless-stopped
    depends_on:
      - loki

volumes:
  redis_data:
    driver: local
  prometheus_data:
    driver: local
  grafana_data:
    driver: local
  loki_data:
    driver: local