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[refactor] Redis + Redisson 분산 락 도입 - 비관적 락 대체 - #26

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h26n merged 2 commits into
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Mar 8, 2026
Merged

h26n merged 2 commits into
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@h26n

@h26n h26n commented Mar 8, 2026

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h26n and others added 2 commits March 8, 2026 18:49
  - Redisson 분산 락으로 예약 동시성 제어 전환 (DB 커넥션 점유 최소화)
  - Facade 패턴 도입: 트랜잭션 밖에서 락 획득/해제 (ReservationFacade, HostReservationFacade)
  - DistributedLockService: tryLock(5s) + Watchdog 자동 연장
  - LockKeyGenerator: 락 키 생성 유틸리티 분리
  - LockAcquisitionException: 락 실패 시 429 응답 비즈니스 예외
  - EventScheduleRepository.findByIdWithLock() 제거
  - 취소(guest/host) 에도 분산 락 적용 (lost update 방지)
  - 테스트: embedded-redis 내장 (포트 6370)
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Test Results

1 tests   1 ✅  0s ⏱️
1 suites  0 💤
1 files    0 ❌

Results for commit fcd54b5.

@h26n
h26n merged commit 54f161a into main Mar 8, 2026
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