docker-compose.yml

version: '3.8'

services:
  # Zookeeper - Required for Kafka
  zookeeper:
    image: confluentinc/cp-zookeeper:7.5.0
    container_name: activity-log-zookeeper
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
    ports:
      - "2181:2181"
    networks:
      - activity-log-network

  # Kafka
  kafka:
    image: confluentinc/cp-kafka:7.5.0
    container_name: activity-log-kafka
    depends_on:
      - zookeeper
    ports:
      - "9092:9092"
      - "9093:9093"
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://localhost:9092,PLAINTEXT_INTERNAL://kafka:9093
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_INTERNAL:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT_INTERNAL
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: 'true'
    networks:
      - activity-log-network
    healthcheck:
      test: ["CMD", "kafka-broker-api-versions", "--bootstrap-server", "localhost:9092"]
      interval: 10s
      timeout: 5s
      retries: 5

  # MongoDB
  mongodb:
    image: mongo:7.0
    container_name: activity-log-mongodb
    ports:
      - "27017:27017"
    environment:
      MONGO_INITDB_DATABASE: activity_logs
    volumes:
      - mongodb-data:/data/db
      - ./scripts/mongo-init.js:/docker-entrypoint-initdb.d/mongo-init.js:ro
    networks:
      - activity-log-network
    healthcheck:
      test: ["CMD", "mongosh", "--eval", "db.adminCommand('ping')"]
      interval: 10s
      timeout: 5s
      retries: 5

  # Redis
  redis:
    image: redis:7.2-alpine
    container_name: activity-log-redis
    ports:
      - "6379:6379"
    command: redis-server --appendonly yes
    volumes:
      - redis-data:/data
    networks:
      - activity-log-network
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 10s
      timeout: 5s
      retries: 5

  # Node.js Service
  node-service:
    build:
      context: ./node-service
      dockerfile: Dockerfile
    container_name: activity-log-node
    ports:
      - "3000:3000"
    environment:
      NODE_ENV: production
      PORT: 3000
      MONGO_URI: mongodb://mongodb:27017/activity_logs
      MONGO_DB_NAME: activity_logs
      KAFKA_BROKERS: kafka:9093
      KAFKA_CLIENT_ID: activity-log-node
      KAFKA_TOPIC: activity-logs
      REDIS_HOST: redis
      REDIS_PORT: 6379
      MAX_REQUESTS_PER_MINUTE: 10000
    depends_on:
      kafka:
        condition: service_healthy
      mongodb:
        condition: service_healthy
      redis:
        condition: service_healthy
    networks:
      - activity-log-network
    restart: unless-stopped

  # Rust Service
  rust-service:
    build:
      context: ./rust-service
      dockerfile: Dockerfile
    container_name: activity-log-rust
    ports:
      - "3001:3001"
    environment:
      RUST_LOG: info
      PORT: 3001
      MONGO_URI: mongodb://mongodb:27017/activity_logs
      MONGO_DB_NAME: activity_logs
      KAFKA_BROKERS: kafka:9093
      KAFKA_CLIENT_ID: activity-log-rust
      KAFKA_TOPIC: activity-logs
      REDIS_HOST: redis
      REDIS_PORT: 6379
    depends_on:
      kafka:
        condition: service_healthy
      mongodb:
        condition: service_healthy
      redis:
        condition: service_healthy
    networks:
      - activity-log-network
    restart: unless-stopped

  # Kafka UI (Optional - for debugging)
  kafka-ui:
    image: provectuslabs/kafka-ui:latest
    container_name: activity-log-kafka-ui
    ports:
      - "8080:8080"
    environment:
      KAFKA_CLUSTERS_0_NAME: local
      KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS: kafka:9093
      KAFKA_CLUSTERS_0_ZOOKEEPER: zookeeper:2181
    depends_on:
      - kafka
    networks:
      - activity-log-network

  # Prometheus (Optional - for metrics)
  prometheus:
    image: prom/prometheus:latest
    container_name: activity-log-prometheus
    ports:
      - "9090:9090"
    volumes:
      - ./monitoring/prometheus.yml:/etc/prometheus/prometheus.yml:ro
      - prometheus-data:/prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
    networks:
      - activity-log-network

  # Grafana (Optional - for visualization)
  grafana:
    image: grafana/grafana:latest
    container_name: activity-log-grafana
    ports:
      - "3001:3000"
    environment:
      - GF_SECURITY_ADMIN_PASSWORD=admin
      - GF_USERS_ALLOW_SIGN_UP=false
    volumes:
      - grafana-data:/var/lib/grafana
      - ./monitoring/grafana/dashboards:/etc/grafana/provisioning/dashboards:ro
      - ./monitoring/grafana/datasources:/etc/grafana/provisioning/datasources:ro
    depends_on:
      - prometheus
    networks:
      - activity-log-network

networks:
  activity-log-network:
    driver: bridge

volumes:
  mongodb-data:
  redis-data:
  prometheus-data:
  grafana-data: