DNS Forward
Following Setting Able Us to Forward DNS to External DNS Server/Forwarder
CoreDNS Configuration
Adopted form Bellow Link
https://docs.oracle.com/en-us/iaas/Content/ContEng/Tasks/contengconfiguringdnsserver.htm
Config File
apiVersion: v1
kind: ConfigMap
metadata:
name: coredns-custom
namespace: kube-system
data:
<customization-options>
Config File Example
apiVersion: v1
kind: ConfigMap
metadata:
name: coredns-custom
namespace: kube-system
data:
forwarder: | # All custom server files must have a “.server” file extension.
# Change example.com to the domain you wish to forward.
. {
# Change 1.1.1.1 to your customer DNS resolver.
. 1.1.1.1
}
Tested and Verified on Kubernetes Version v1.19.2
To Download YAML File
curl -sS https://itmconsult.ir/kubernetes/dns/forward.yaml