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Create basic WebSocket server with protobuf message handling

Objective

Implement WebSocket server with protobuf message handling for real-time client-server communication in the multiplayer game.

Requirements

  • Real-time Communication: WebSocket connections for low-latency updates
  • Protobuf Integration: Handle protobuf-encoded messages
  • Connection Management: Robust connection handling with reconnection support
  • Performance: Support target of 256 concurrent connections

Technical Details

  • Set up WebSocket server with connection pooling
  • Integrate protobuf message encoding/decoding
  • Implement connection state management
  • Add heartbeat/ping-pong for connection health
  • Handle client reconnection gracefully
  • Add connection metrics and monitoring

Acceptance Criteria

  • WebSocket server accepts client connections
  • Protobuf messages are handled correctly
  • Connection drops are handled gracefully
  • Server can handle multiple concurrent connections
  • Performance meets latency requirements (<100ms)

Implementation Status - COMPLETED

Recent Updates (2025-07-02):

  • WebSocket Server: Complete server implementation with connection pooling
  • Protobuf Handling: Full protobuf message serialization/deserialization
  • Authentication Integration: JWT token validation via protobuf messages
  • Connection Management: Exponential backoff reconnection with retry logic
  • Message Registry: Proper protobuf type registration and validation
  • Error Handling: Comprehensive error handling with detailed logging
  • Connection Health: Heartbeat system with connection health monitoring

Technical Implementation:

  • ProtobufWebSocketHandler.ts: Complete protobuf message handling
  • MessageCodec.ts: Client-side protobuf serialization with compression
  • ConnectionManager.ts: Client connection management with exponential backoff
  • SocketManager.ts: WebSocket wrapper with authentication and reconnection
  • Server-side connection state tracking and session management

Milestone Relation

COMPLETED - Core networking infrastructure for all real-time game communication. Required for MVP game state synchronization and player interactions.

Edited by Adam Kunz