unkinben b99682861b Point cert-manager DNS-01 at public recursive nameservers (#337)
unkin.net is split-horizon: the `_acme-challenge.unkin.net -> _acme-challenge.acme.unkin.net` delegation CNAME exists only in the public Google Cloud DNS view. cert-manager's CNAME following (`cnameStrategy: Follow`) resolves via in-cluster CoreDNS to the nodes' internal resolver, which serves an internal view of unkin.net lacking that CNAME; Follow therefore finds no delegation and still sends the rfc2136 UPDATE to zone unkin.net on bind-external (only authoritative for acme.unkin.net), returning NOTAUTH. Follow needs a public-view resolver for both the CNAME chase and the propagation self-check. TSIG is proven fine.

- Set `acmeDNS01.recursiveNameservers` to `8.8.8.8:53` and `1.1.1.1:53` with `acmeDNS01.recursiveNameserversOnly: true` in the cert-manager ControllerConfiguration so DNS-01 resolution and self-checks use the public DNS view.
- Keeps `cnameStrategy: Follow` on the ClusterIssuers (merged in #331); this PR gives that following a resolver that can see the delegation.

https://claude.ai/code/session_01JUoARVdmhxKQHyyyp1pxeT
---------

Co-authored-by: Ben Vincent <neotheo@gmail.com>
Reviewed-on: #337
Co-authored-by: Ben Vincent <ben@unkin.net>
Co-committed-by: Ben Vincent <ben@unkin.net>
2026-08-08 18:14:27 +10:00
2026-03-01 16:34:01 +11:00

argocd-apps docs

Operational notes for the manifests in this repo.

Doc What it covers
cnpg-backups.md How CNPG Postgres backups (WAL archiving + nightly base backups) to Ceph RGW are configured.
cnpg-restore.md Restoring a CNPG cluster: full recovery, point-in-time recovery, cutover, and gotchas.
authentik-rancher-sso.md Manual runtime step to point Rancher's OIDC auth at the canonical identity.unkin.net issuer and trust the internal CA.
gitea-migration.md Staged cutover of the git.unkin.net forge from the Puppet VM to the gitea namespace.
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