Add ExternalDNS configuration and setup script for Cloudflare integration

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2025-05-05 09:43:28 -07:00
parent 1b8604db79
commit 405a4bc306
4 changed files with 67 additions and 40 deletions

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# External DNS
See: https://github.com/kubernetes-sigs/external-dns
ExternalDNS allows you to keep selected zones (via --domain-filter) synchronized with Ingresses and Services of type=LoadBalancer and nodes in various DNS providers.
Currently, we are only configured to use CloudFlare.
Docs: https://github.com/kubernetes-sigs/external-dns/blob/master/docs/tutorials/cloudflare.md
Any Ingress that has metatdata.annotions with
external-dns.alpha.kubernetes.io/hostname: `<something>.${DOMAIN}`
will have Cloudflare records created by External DNS.