Tunnel Transport System
Комплексна система real-time комунікації з абстракцією транспортного шару, підтримкою множини провайдерів та автоматичним вибором оптимального транспорту для кожного середовища розгортання.
Архітектура Tunnel Transport
Підтримувані Транспорти
- WebSocket - Primary transport для Kubernetes deployments
- Server-Sent Events (SSE) - Primary transport для Vercel Edge Runtime
- Long Polling - Fallback transport для restrictive environments
- Supabase Realtime - Cloud-native real-time для Supabase deployments
- Firebase RTDB - Legacy Firebase real-time database
- Pusher/Ably - Third-party real-time services
Автоматичний Вибір Транспорту
// Автоматична детекція середовища та вибір транспорту
const transportConfig = {
vercel: { primary: 'sse', fallback: 'polling' },
kubernetes: { primary: 'websocket', fallback: 'sse' },
supabase: { primary: 'supabase', fallback: 'polling' },
firebase: { primary: 'firebase', fallback: 'polling' }
}
Архітектура Системи
Транспортні Протоколи
Unified Message Protocol
interface TunnelMessage {
typescript
id: string
type: TunnelMessageType
payload: any
timestamp: number
userId?: string
sessionId: string
metadata?: Record<string, any>
}
enum TunnelMessageType {
// Data messages
DATA = 'data',
NOTIFICATION = 'notification',
MESSAGE = 'message',
PRESENCE = 'presence',
// System messages
HEARTBEAT = 'heartbeat',
ACK = 'ack',
ERROR = 'error',
AUTH = 'auth',
// Database events
DB_INSERT = 'db:insert',
DB_UPDATE = 'db:update',
DB_DELETE = 'db:delete'
}
Connection State Management
enum TunnelConnectionState {
typescript
DISCONNECTED = 'disconnected',
CONNECTING = 'connecting',
CONNECTED = 'connected',
RECONNECTING = 'reconnecting',
ERROR = 'error'
}
interface ConnectionHealth {
state: TunnelConnectionState
latency: number
reconnectCount: number
lastHeartbeat: number
errorCount: number
}
Real-time Features
Presence System
- Online/Offline Status - Real-time user presence tracking
- Typing Indicators - Live typing status in chat
- Activity Monitoring - User engagement tracking
- Room-based Presence - Per-conversation presence
Push Notifications
- Firebase Cloud Messaging (FCM) - Cross-platform push notifications
- Web Push API - Browser-based notifications
- Background Sync - Offline message delivery
- Notification Preferences - User-controlled notification settings
Message Delivery
- Guaranteed Delivery - Message persistence and retry logic
- Offline Support - Message queuing for offline users
- Read Receipts - Message read status tracking
- Message History - Persistent chat history
Масштабованість та Надійність
Horizontal Scaling
// Connection distribution across multiple instances
const connectionSharding = {
shardKey: 'userId',
shardCount: 10,
redisPubSub: true,
stickySessions: false
}
Fault Tolerance
- Automatic Failover - Transport fallback on connection failure
- Circuit Breakers - Protection against cascade failures
- Rate Limiting - DDoS protection and fair usage
- Health Monitoring - Real-time connection health tracking
Performance Optimization
- Message Batching - Reduced network overhead
- Compression - Payload compression for large messages
- Connection Pooling - Efficient resource utilization
- Smart Routing - Geographic routing for global deployments
Конфігурація за Середовищами
Vercel Edge Runtime
// SSE primary, WebSocket disabled
const vercelConfig = {
transports: ['sse', 'polling'],
heartbeatInterval: 30000,
reconnectDelay: 1000,
maxReconnectAttempts: 5
}
Kubernetes Production
// WebSocket primary, SSE fallback
const k8sConfig = {
transports: ['websocket', 'sse', 'polling'],
heartbeatInterval: 25000,
reconnectDelay: 500,
maxReconnectAttempts: 10,
enableMetrics: true
}
Development Environment
// All transports enabled for testing
const devConfig = {
transports: ['websocket', 'sse', 'polling', 'supabase'],
debugMode: true,
heartbeatInterval: 10000,
mockLatency: 100 // For testing
}
Моніторинг та Аналітика
Connection Metrics
- Active Connections - Real-time connection count
- Message Throughput - Messages per second
- Latency Distribution - P50, P95, P99 latency metrics
- Error Rates - Connection failure rates
Performance Dashboards
- Grafana Dashboards - Real-time monitoring
- Prometheus Metrics - Time-series data collection
- Alert Manager - Automated alerting for issues
- Log Aggregation - Centralized logging system
⚡ Production-Ready Real-time System
Ring Platform implements enterprise-grade real-time communication with multiple transport fallbacks, comprehensive monitoring, and automatic scaling capabilities.