Distributed Lock

0 articles

Financial Audit System: NestJS Xendit Payout + @DistributedLock + Cron Ghost Order Auto-Recovery

In-depth analysis of a production-grade financial audit system, covering distributed locks to prevent duplicate payouts, Xendit third-party payout integration, Cron auto-recovery mechanisms, and a complete state machine design.

Backend Development

Redis Distributed Lock System: Decorator-Based Concurrency Control

JoyMini API's distributed lock system is based on Redis SET NX PX atomic operations and Lua script unlocking, providing a declarative API through the @DistributedLock decorator, covering three modes: Cron task deduplication, API endpoint rate limiting, and nested critical sections.

Interface Management