Internet Backend Architecture Stack

Aug 27, 2026 · Backend Development

Spring Cloud Gateway Production Guide: Unified Auth, Canary Releases, Sentinel Rate Limiting & Pitfalls

This article provides a comprehensive production guide for Spring Cloud Gateway based on real e-commerce experience, covering unified JWT authentication with whitelist, header-based and weight-based canary release strategies, Sentinel integration for global rate limiting and circuit breaking, and six critical production pitfalls including header loss, CORS errors, 504 timeouts, blocking I/O, static routing, and ineffective rate limiting with solutions.