wild-cloud/infrastructure_setup/coredns/README.md

CoreDNS

• https://kubernetes.io/docs/concepts/services-networking/dns-pod-service/
• https://github.com/kubernetes/dns/blob/master/docs/specification.md
• https://coredns.io/

CoreDNS has the kubernetes plugin, so it returns all k8s service endpoints in well-known format.

All services and pods are registered in CoreDNS.

• ..svc.cluster.local

• .

• (if in the same namespace)

• ..pod.cluster.local

• ...svc.cluster.local

Anything wuery for a resource in the internal.$DOMAIN domain will be given the IP of the Traefik proxy. We expose the CoreDNS server in the LAN via MetalLB just for this capability.