<?xml version="1.0" encoding="UTF-8"?>
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  <title>기록</title>
  <subtitle>개인 기록 블로그</subtitle>
  <link href="https://blog.wooju.org/"/>
  <link href="https://blog.wooju.org/feed.xml" rel="self"/>
  <id>https://blog.wooju.org/</id>
  <author>
    <name>Jihun Moon</name>
  </author>
  <updated>2026-05-17T23:52:19.363Z</updated>

  
  <entry>
    <title>Kubernetes 사설 CA 인증서를 Mutating Webhook으로 자동 주입하기</title>
    <link href="https://blog.wooju.org/posts/kubernetes-사설-ca-mutating-webhook으로-자동-주입하기/"/>
    <id>https://blog.wooju.org/posts/kubernetes-사설-ca-mutating-webhook으로-자동-주입하기/</id>
    <published>2026-04-24T00:00:00.000Z</published>
    <updated>2026-04-24T00:00:00.000Z</updated>
    <summary>사설 CA 인증서가 필요한 파드에 라벨 하나로 자동 주입하는 Mutating Admission Webhook을 구현합니다. Reflector로 CA ConfigMap을 전 네임스페이스에 복제하고, 웹훅이 라벨을 감지해 볼륨을 주입합니다.</summary>
    <category term="kubernetes"/><category term="admission-webhook"/><category term="pki"/><category term="reflector"/><category term="python"/><category term="platform-engineering"/>
  </entry>
  <entry>
    <title>OKE 플랫폼 엔지니어링 랩 5편 — Keycloak + Istio로 OIDC 인증 구성하기</title>
    <link href="https://blog.wooju.org/posts/oke-플랫폼-엔지니어링-5편-keycloak과-istio로-oidc-인증-구성하기/"/>
    <id>https://blog.wooju.org/posts/oke-플랫폼-엔지니어링-5편-keycloak과-istio로-oidc-인증-구성하기/</id>
    <published>2026-04-08T00:00:00.000Z</published>
    <updated>2026-04-08T00:00:00.000Z</updated>
    <summary>Keycloak을 OKE 클러스터에 배포하고, ArgoCD에 OIDC SSO를 연동합니다. Istio 기반 인그레스와 External Secrets를 활용한 시크릿 관리를 함께 다룹니다.</summary>
    <category term="keycloak"/><category term="oidc"/><category term="kubernetes"/><category term="argocd"/><category term="platform-engineering"/>
  </entry>
  <entry>
    <title>Containerlab + FRR로 OSPF와 BGP 직접 검증하기</title>
    <link href="https://blog.wooju.org/posts/containerlab으로-ospf-bgp-네트워크-실습하기/"/>
    <id>https://blog.wooju.org/posts/containerlab으로-ospf-bgp-네트워크-실습하기/</id>
    <published>2026-04-03T00:00:00.000Z</published>
    <updated>2026-04-03T00:00:00.000Z</updated>
    <summary>Containerlab과 FRRouting으로 OSPF 멀티패스와 eBGP AS_PATH 전파를 직접 구성하고 검증합니다. 라우팅 프로토콜 개념을 코드로 확인하는 과정을 정리합니다.</summary>
    <category term="networking"/><category term="containerlab"/><category term="frr"/><category term="ospf"/><category term="bgp"/>
  </entry>
  <entry>
    <title>OKE 플랫폼 엔지니어링 랩 4편 — Istio + cert-manager로 TLS 인증서 자동화하기</title>
    <link href="https://blog.wooju.org/posts/oke-플랫폼-엔지니어링-4편-istio와-cert-manager로-tls-인증서-자동화하기/"/>
    <id>https://blog.wooju.org/posts/oke-플랫폼-엔지니어링-4편-istio와-cert-manager로-tls-인증서-자동화하기/</id>
    <published>2026-04-02T00:00:00.000Z</published>
    <updated>2026-04-02T00:00:00.000Z</updated>
    <summary>Istio를 Ingress로 구성하고, cert-manager와 Cloudflare DNS-01로 Let's Encrypt 와일드카드 인증서를 자동 발급·갱신하는 방법</summary>
    <category term="istio"/><category term="cert-manager"/><category term="kubernetes"/><category term="gitops"/><category term="tls"/><category term="argocd"/>
  </entry>
  <entry>
    <title>OKE 플랫폼 엔지니어링 랩 3편 — Vault + External Secrets로 Kubernetes 시크릿 관리하기</title>
    <link href="https://blog.wooju.org/posts/oke-플랫폼-엔지니어링-3편-vault와-external-secrets로-kubernetes-시크릿-관리하기/"/>
    <id>https://blog.wooju.org/posts/oke-플랫폼-엔지니어링-3편-vault와-external-secrets로-kubernetes-시크릿-관리하기/</id>
    <published>2026-03-31T00:00:00.000Z</published>
    <updated>2026-03-31T00:00:00.000Z</updated>
    <summary>HashiCorp Vault와 External Secrets Operator를 ArgoCD로 배포하고, Kubernetes Auth로 연동해 시크릿을 관리하는 방법</summary>
    <category term="vault"/><category term="external-secrets"/><category term="kubernetes"/><category term="gitops"/><category term="argocd"/>
  </entry>
  <entry>
    <title>OKE 플랫폼 엔지니어링 랩 2편 — ArgoCD App-in-Apps로 인프라 배포하기</title>
    <link href="https://blog.wooju.org/posts/oke-플랫폼-엔지니어링-2편-argocd-app-in-apps로-인프라-배포하기/"/>
    <id>https://blog.wooju.org/posts/oke-플랫폼-엔지니어링-2편-argocd-app-in-apps로-인프라-배포하기/</id>
    <published>2026-03-30T00:00:00.000Z</published>
    <updated>2026-03-30T00:00:00.000Z</updated>
    <summary>ArgoCD App-in-Apps 패턴으로 OKE 클러스터 위에 인프라 애플리케이션을 선언적으로 배포하는 과정을 정리합니다. Sync Wave 설계와 Helm 멀티소스 패턴을 함께 다룹니다.</summary>
    <category term="argocd"/><category term="gitops"/><category term="kubernetes"/><category term="helm"/><category term="platform-engineering"/>
  </entry>
  <entry>
    <title>OKE 플랫폼 엔지니어링 랩 1편 — Terraform + Terragrunt로 OKE 클러스터 프로비저닝하기</title>
    <link href="https://blog.wooju.org/posts/oke-플랫폼-엔지니어링-1편-terraform-terragrunt로-oke-클러스터-프로비저닝하기/"/>
    <id>https://blog.wooju.org/posts/oke-플랫폼-엔지니어링-1편-terraform-terragrunt로-oke-클러스터-프로비저닝하기/</id>
    <published>2026-03-29T00:00:00.000Z</published>
    <updated>2026-03-29T00:00:00.000Z</updated>
    <summary>Terragrunt DRY 구조로 OCI VCN과 OKE 클러스터를 프로비저닝하고, cloud-init으로 NFS 서버까지 자동 구성하는 과정을 정리합니다.</summary>
    <category term="terraform"/><category term="terragrunt"/><category term="oracle-cloud"/><category term="kubernetes"/><category term="iac"/>
  </entry>
  <entry>
    <title>AWS CodeDeploy, 재기동/Cron 없이 온프레미스 인스턴스 credentials 자동 갱신하기</title>
    <link href="https://blog.wooju.org/posts/aws-codedeploy-온프레미스-인스턴스-크레덴셜-관리/"/>
    <id>https://blog.wooju.org/posts/aws-codedeploy-온프레미스-인스턴스-크레덴셜-관리/</id>
    <published>2026-02-23T00:00:00.000Z</published>
    <updated>2026-02-23T00:00:00.000Z</updated>
    <summary>AWS CodeDeploy, 재기동/Cron 없이 온프레미스 인스턴스 credentials 자동 갱신하기</summary>
    <category term="cicd"/><category term="deploy"/><category term="cloud"/><category term="infra"/>
  </entry>
  <entry>
    <title>Kubernetes 도구들</title>
    <link href="https://blog.wooju.org/posts/kubernetes-tools/"/>
    <id>https://blog.wooju.org/posts/kubernetes-tools/</id>
    <published>2025-07-24T00:00:00.000Z</published>
    <updated>2025-07-24T00:00:00.000Z</updated>
    <summary>Kubernetes 도구들</summary>
    <category term="kubernetes"/><category term="infra"/>
  </entry>
  <entry>
    <title>OKE 클러스터 무료로 구축하기</title>
    <link href="https://blog.wooju.org/posts/oke-클러스터-무료로-구축하기/"/>
    <id>https://blog.wooju.org/posts/oke-클러스터-무료로-구축하기/</id>
    <published>2025-07-24T00:00:00.000Z</published>
    <updated>2025-07-24T00:00:00.000Z</updated>
    <summary>OKE 클러스터 무료로 구축하기</summary>
    <category term="kubernetes"/><category term="cloud"/><category term="infra"/>
  </entry>
  <entry>
    <title>Hugo 블로그 구축하기</title>
    <link href="https://blog.wooju.org/posts/hugo-블로그-구축하기/"/>
    <id>https://blog.wooju.org/posts/hugo-블로그-구축하기/</id>
    <published>2025-07-22T00:00:00.000Z</published>
    <updated>2025-07-22T00:00:00.000Z</updated>
    <summary>CloudFlare Workers에 Hugo 블로그 구축하기</summary>
    <category term="blog"/><category term="cloud"/>
  </entry>
</feed>