docker-compose.yml

# RAG Document Chat System - Infrastructure
# 
# Usage:
#   docker-compose up -d      # Start all services
#   docker-compose down       # Stop all services
#   docker-compose logs -f    # View logs
#
# Configuration:
#   Copy .env.docker to .env to customize settings (optional).
#   Default values work out of the box for local development.
#
# Services:
#   - PostgreSQL (5432) - Document metadata
#   - Milvus (19530) - Vector database
#   - MinIO (9000/9001) - Object storage
#   - Redis (6379) - Task queue

x-brand-labels: &brand_labels
  org.opencontainers.image.vendor: "Cognitive Code"
  org.opencontainers.image.url: "https://cognitiveCode.ai"
  org.opencontainers.image.authors: "Larry Stewart"

services:
  # ===========================================
  # PostgreSQL - Document metadata & graph
  # ===========================================
  postgres:
    image: postgres:15-alpine
    container_name: rag-postgres
    environment:
      POSTGRES_USER: ${POSTGRES_USER:-raguser}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-ragpass}
      POSTGRES_DB: ${POSTGRES_DB:-ragdb}
    ports:
      - "${POSTGRES_PORT:-5432}:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-raguser} -d ${POSTGRES_DB:-ragdb}"]
      interval: 10s
      timeout: 5s
      retries: 5
    labels: *brand_labels
    restart: unless-stopped

  # ===========================================
  # Milvus - Vector database (Standalone)
  # ===========================================
  etcd:
    image: quay.io/coreos/etcd:v3.5.5
    container_name: rag-etcd
    environment:
      - ETCD_AUTO_COMPACTION_MODE=revision
      - ETCD_AUTO_COMPACTION_RETENTION=1000
      - ETCD_QUOTA_BACKEND_BYTES=4294967296
      - ETCD_SNAPSHOT_COUNT=50000
    volumes:
      - etcd_data:/etcd
    command: etcd -advertise-client-urls=http://127.0.0.1:2379 -listen-client-urls http://0.0.0.0:2379 --data-dir /etcd
    healthcheck:
      test: ["CMD", "etcdctl", "endpoint", "health"]
      interval: 30s
      timeout: 20s
      retries: 3
    labels: *brand_labels
    restart: unless-stopped

  minio-milvus:
    image: minio/minio:RELEASE.2023-03-20T20-16-18Z
    container_name: rag-minio-milvus
    environment:
      MINIO_ACCESS_KEY: ${MINIO_ACCESS_KEY:-minioadmin}
      MINIO_SECRET_KEY: ${MINIO_SECRET_KEY:-minioadmin}
    ports:
      - "${MINIO_MILVUS_PORT:-9010}:9000"  # Different port to avoid conflict with main MinIO
    volumes:
      - minio_milvus_data:/minio_data
    command: minio server /minio_data --console-address ":9011"
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:9000/minio/health/live"]
      interval: 30s
      timeout: 20s
      retries: 3
    labels: *brand_labels
    restart: unless-stopped

  milvus:
    image: milvusdb/milvus:v2.3.16
    container_name: rag-milvus
    command: ["milvus", "run", "standalone"]
    security_opt:
      - seccomp:unconfined
    environment:
      ETCD_ENDPOINTS: etcd:2379
      MINIO_ADDRESS: minio-milvus:9000
    volumes:
      - milvus_data:/var/lib/milvus
    ports:
      - "${MILVUS_PORT:-19530}:19530"
      - "${MILVUS_METRICS_PORT:-9091}:9091"
    depends_on:
      etcd:
        condition: service_healthy
      minio-milvus:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:9091/healthz"]
      interval: 30s
      timeout: 20s
      retries: 3
    labels: *brand_labels
    restart: unless-stopped

  # ===========================================
  # MinIO - Object storage for documents
  # ===========================================
  minio:
    image: minio/minio:latest
    container_name: rag-minio
    environment:
      MINIO_ROOT_USER: ${MINIO_ROOT_USER:-minioadmin}
      MINIO_ROOT_PASSWORD: ${MINIO_ROOT_PASSWORD:-minioadmin}
    ports:
      - "${MINIO_PORT:-9000}:9000"   # API
      - "${MINIO_CONSOLE_PORT:-9001}:9001"   # Console
    volumes:
      - minio_data:/data
    command: server /data --console-address ":9001"
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:9000/minio/health/live"]
      interval: 30s
      timeout: 20s
      retries: 3
    labels: *brand_labels
    restart: unless-stopped

  # ===========================================
  # Redis - Task queue for background jobs
  # ===========================================
  redis:
    image: redis:7-alpine
    container_name: rag-redis
    ports:
      - "${REDIS_PORT:-6379}:6379"
    volumes:
      - redis_data:/data
    command: redis-server --appendonly yes
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 10s
      timeout: 5s
      retries: 5
    labels: *brand_labels
    restart: unless-stopped

volumes:
  postgres_data:
  etcd_data:
  minio_milvus_data:
  milvus_data:
  minio_data:
  redis_data:

networks:
  default:
    name: rag-network