Chaos and Order https://www.youngju.dev/blog 천천히 올바르게. AI Researcher & DevOps Engineer Youngju's tech blog. GPU/CUDA, LLM, MLOps, Kubernetes AI workloads, distributed training, and data engineering. ko fjvbn2003@gmail.com (Youngju Kim) fjvbn2003@gmail.com (Youngju Kim) Mon, 15 Jun 2026 00:00:00 GMT https://www.youngju.dev/blog/kubernetes/2026-06-15-operator-crd-design-versioning.en CRD Design and Versioning — Schema, Validation, and Conversion Webhooks https://www.youngju.dev/blog/kubernetes/2026-06-15-operator-crd-design-versioning.en A CustomResourceDefinition is an API contract that outlives the code around it. This deep dive walks through OpenAPI v3 schema design and CEL validation, multi-version strategy and storage versions, conversion webhook implementation, and backward compatibility and migration to build CRDs you can operate for years. Mon, 15 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) kubernetesoperatorcrdversioningconversion-webhookkubebuildercel https://www.youngju.dev/blog/kubernetes/2026-06-15-operator-crd-design-versioning.ja CRD 設計とバージョニング — スキーマ・検証・Conversion Webhook https://www.youngju.dev/blog/kubernetes/2026-06-15-operator-crd-design-versioning.ja CustomResourceDefinition は周囲のコードよりも長く生き残る API 契約です。本記事では OpenAPI v3 スキーマ設計と CEL 検証、多バージョン戦略と storage version、conversion webhook の実装、後方互換とマイグレーションまで、長年運用できる CRD を作るための全工程を深く解説します。 Mon, 15 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) kubernetesoperatorcrdversioningconversion-webhookkubebuildercel https://www.youngju.dev/blog/kubernetes/2026-06-15-operator-crd-design-versioning CRD 설계와 버저닝 — 스키마, 검증, conversion webhook https://www.youngju.dev/blog/kubernetes/2026-06-15-operator-crd-design-versioning CustomResourceDefinition은 한 번 설계하면 오래 살아남는 API 계약입니다. OpenAPI v3 스키마 설계와 CEL 검증, 다중 버전 전략과 storage version, conversion webhook 구현, 하위호환과 마이그레이션까지 운영 가능한 CRD를 만드는 전 과정을 깊이 있게 다룹니다. Mon, 15 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) kubernetesoperatorcrdversioningconversion-webhookkubebuildercel