mirror of https://github.com/k3s-io/k3s
Use 8.8.8.8 as default DNS server in local-up-cluster.
parent
3f16f5f2b8
commit
0aa5502fe1
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@ -26,7 +26,11 @@ ALLOW_SECURITY_CONTEXT=${ALLOW_SECURITY_CONTEXT:-""}
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RUNTIME_CONFIG=${RUNTIME_CONFIG:-""}
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NET_PLUGIN=${NET_PLUGIN:-""}
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KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
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ENABLE_CLUSTER_DNS=${KUBE_ENABLE_CLUSTER_DNS:-true}
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# We disable cluster DNS by default because this script uses docker0 (or whatever
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# container bridge docker is currently using) and we don't know the IP of the
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# DNS pod to pass in as --cluster-dns. To set this up by hand, set this flag
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# and change DNS_SERVER_IP to the appropriate IP.
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ENABLE_CLUSTER_DNS=${KUBE_ENABLE_CLUSTER_DNS:-false}
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DNS_SERVER_IP=${KUBE_DNS_SERVER_IP:-10.0.0.10}
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DNS_DOMAIN=${KUBE_DNS_NAME:-"cluster.local"}
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DNS_REPLICAS=${KUBE_DNS_REPLICAS:-1}
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@ -310,7 +314,10 @@ function start_kubelet {
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if [[ "${ENABLE_CLUSTER_DNS}" = true ]]; then
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dns_args="--cluster-dns=${DNS_SERVER_IP} --cluster-domain=${DNS_DOMAIN}"
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else
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dns_args="--cluster-dns=127.0.0.1"
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# To start a private DNS server set ENABLE_CLUSTER_DNS and
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# DNS_SERVER_IP/DOMAIN. This will at least provide a working
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# DNS server for real world hostnames.
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dns_args="--cluster-dns=8.8.8.8"
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fi
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net_plugin_args=""
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@ -392,7 +399,7 @@ EOF
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${KUBECTL} create -f namespace.yaml
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# use kubectl to create skydns rc and service
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${KUBECTL} --namespace=kube-system create -f skydns-rc.yaml
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${KUBECTL} --namespace=kube-system create -f skydns-rc.yaml
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${KUBECTL} --namespace=kube-system create -f skydns-svc.yaml
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echo "Kube-dns rc and service successfully deployed."
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fi
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