Go로 PostgreSQL 프록시 만들기 (44) - Admin API 인증과 RBAC
Admin API에 Bearer API Key 인증과 역할 기반 접근 제어(RBAC)를 구현한다. admin/viewer 역할 분리, IP allowlist, hot-reload까지 지원하여 프로덕션 운영 보안을 확보한다.
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아카이브 글
Go로 PostgreSQL 프록시 만들기 (45) - Health Check Endpoint와 LB/K8s Probe
Go로 PostgreSQL 프록시 만들기 (45) - Health Check Endpoint와 LB/K8s Probe
🚀 pgmux
March 14, 2026
⏱ 4분
LB/K8s 연동을 위한 /healthz(liveness)와 /readyz(readiness) 경량 헬스체크 엔드포인트를 구현한다. 기존 /admin/health와의 역할 분리, 인증 없는 probe 설계를 다룬다.
Go로 PostgreSQL 프록시 만들기 (46) - QA 소견 6건과 운영 안전성 수정
Go로 PostgreSQL 프록시 만들기 (46) - QA 소견 6건과 운영 안전성 수정
🚀 pgmux
March 14, 2026
⏱ 6분
QA에서 올라온 6건의 소견 — Pool race, credential 미갱신, XFF spoofing, reader 격리 실패, 캐시 write-only, 설정 오류 — 을 분석하고 수정한다.
Go로 PostgreSQL 프록시 만들기 (47) - QA 2차: Cross-Pool 오염과 캐시 정확성
Go로 PostgreSQL 프록시 만들기 (47) - QA 2차: Cross-Pool 오염과 캐시 정확성
🚀 pgmux
March 14, 2026
⏱ 5분
QA 2차 소견 5건 — boundWriter cross-pool 오염, extended cache 파라미터 무시, Pool.Close outstanding borrow, writer CB reload 누락, watcher startup race — 을 분석하고 수정한다.
Go로 PostgreSQL 프록시 만들기 (48) - QA 3차: 풀 안전성의 마지막 구멍들
Go로 PostgreSQL 프록시 만들기 (48) - QA 3차: 풀 안전성의 마지막 구멍들
🚀 pgmux
March 14, 2026
⏱ 6분
QA 3차 소견 6건 — fallback 경로 cross-pool 오염, extended cache 포맷 충돌, 깨진 연결 Release, Pool.Acquire close race, boundWriter discard 누락, circuit breaker 일관성 — 을 분석하고 수정한다.
Go로 PostgreSQL 프록시 만들기 (33) - GitHub Actions CI/CD와 Docker 자동 배포
Go로 PostgreSQL 프록시 만들기 (33) - GitHub Actions CI/CD와 Docker 자동 배포
🚀 pgmux
March 13, 2026
⏱ 5분
golangci-lint, 테스트, 벤치마크를 자동화하는 CI 파이프라인과 태그 push 시 multi-platform Docker 이미지를 GHCR에 자동 배포하는 Release 파이프라인을 구축한다.
Go로 PostgreSQL 프록시 만들기 (34) - Multi-Database Routing
Go로 PostgreSQL 프록시 만들기 (34) - Multi-Database Routing
🚀 pgmux
March 13, 2026
⏱ 6분
단일 pgmux 인스턴스에서 여러 PostgreSQL 데이터베이스를 동시 프록시하는 Multi-Database Routing을 구현한다. DatabaseGroup 추상화, per-DB 풀/밸런서 격리, 캐시 키 혼합까지.
Go로 PostgreSQL 프록시 만들기 (35) - Query Digest와 Top-N 쿼리 분석
Go로 PostgreSQL 프록시 만들기 (35) - Query Digest와 Top-N 쿼리 분석
🚀 pgmux
March 13, 2026
⏱ 5분
쿼리를 정규화하여 패턴별 실행 횟수, 평균/P50/P99 레이턴시를 집계하는 Query Digest 기능을 구현한다. pg_stat_statements의 프록시 버전.
Go로 PostgreSQL 프록시 만들기 (36) - Grafana Dashboard 템플릿
Go로 PostgreSQL 프록시 만들기 (36) - Grafana Dashboard 템플릿
🚀 pgmux
March 13, 2026
⏱ 4분
pgmux의 17개 Prometheus 메트릭을 한눈에 볼 수 있는 Grafana 대시보드 템플릿을 만들고, Helm Chart로 자동 배포하는 방법을 다룬다.
Go로 PostgreSQL 프록시 만들기 (37) - PgBouncer 대비 성능 벤치마크 및 최적화
Go로 PostgreSQL 프록시 만들기 (37) - PgBouncer 대비 성능 벤치마크 및 최적화
🚀 pgmux
March 13, 2026
⏱ 3분
pgbench로 Direct DB, pgmux, PgBouncer를 3자 비교하고, hot path 최적화로 SELECT-only 46%→83%로 개선한다.