https://socake.github.io/tags/cloudflare/ Recent content in Cloudflare on 黄文卓 | DevOps Engineer Hugo -- gohugo.io zh-CN 17691281867@163.com (Wenzhuo Huang) 17691281867@163.com (Wenzhuo Huang) © 2026 Wenzhuo Huang Sat, 22 Feb 2025 09:45:00 +0800 https://socake.github.io/posts/external-dns-multi-provider/ Sat, 22 Feb 2025 09:45:00 +0800 17691281867@163.com (Wenzhuo Huang) https://socake.github.io/posts/external-dns-multi-provider/ 手工在 Cloudflare 控制台点 DNS 记录这件事，随着集群和业务增长最终必然崩溃。ExternalDNS 就是把 Kubernetes 资源当 source-of-truth、DNS provider 当执行器的一个 controller。但真要用好，你得理解 txtOwnerId、policy、provider 各自的限制以及跨集群共享 zone 的几个坑。