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How to Add Custom Host to K3S

Create a new file coredns-custom.yaml:

apiVersion: v1
kind: ConfigMap
metadata:
  name: coredns-custom
  namespace: kube-system
data:
  default.server: |
    kbbgl.github.dev {
      hosts {
        123.123.123.123 kbbgl.github.dev
        fallthrough
      }
    }
kubectl apply -f coredns-custom.yaml
kubectl -n kube-system rollout restart deployment coredns

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