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	Merge pull request #11740 from piosz/config
Added possibility to overwrite ENABLE_CLUSTER_DNS with env var
This commit is contained in:
		@@ -75,7 +75,7 @@ cluster turn-up to create the SkyDNS pods and configure the kubelets.  For
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example, see `cluster/gce/config-default.sh`.
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```sh
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ENABLE_CLUSTER_DNS=true
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ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
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DNS_SERVER_IP="10.0.0.10"
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DNS_DOMAIN="cluster.local"
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DNS_REPLICAS=1
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@@ -72,7 +72,7 @@ if [[ ${KUBE_ENABLE_INSECURE_REGISTRY:-false} == "true" ]]; then
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fi
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# Optional: Install cluster DNS.
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ENABLE_CLUSTER_DNS=true
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ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
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DNS_SERVER_IP="10.0.0.10"
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DNS_DOMAIN="cluster.local"
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DNS_REPLICAS=1
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@@ -68,7 +68,7 @@ if [[ ${KUBE_ENABLE_INSECURE_REGISTRY:-false} == "true" ]]; then
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fi
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# Optional: Install cluster DNS.
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ENABLE_CLUSTER_DNS=true
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ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
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DNS_SERVER_IP="10.0.0.10"
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DNS_DOMAIN="cluster.local"
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DNS_REPLICAS=1
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@@ -69,7 +69,7 @@ if [[ ${KUBE_ENABLE_INSECURE_REGISTRY:-false} == "true" ]]; then
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fi
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# Optional: Install cluster DNS.
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ENABLE_CLUSTER_DNS=true
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ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
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DNS_SERVER_IP="10.0.0.10"
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DNS_DOMAIN="cluster.local"
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DNS_REPLICAS=1
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@@ -67,7 +67,7 @@ if [[ ${KUBE_ENABLE_INSECURE_REGISTRY:-false} == "true" ]]; then
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fi
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# Optional: Install cluster DNS.
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ENABLE_CLUSTER_DNS=true
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ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
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DNS_SERVER_IP="10.0.0.10"
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DNS_DOMAIN="cluster.local"
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DNS_REPLICAS=1
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@@ -53,7 +53,7 @@ ENABLE_NODE_LOGGING=false
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LOGGING_DESTINATION=elasticsearch
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# Optional: Install cluster DNS.
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ENABLE_CLUSTER_DNS=true
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ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
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DNS_SERVER_IP="10.11.0.254"
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DNS_DOMAIN="cluster.local"
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DNS_REPLICAS=1
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@@ -53,7 +53,7 @@ ELASTICSEARCH_LOGGING_REPLICAS=1
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ENABLE_CLUSTER_MONITORING="${KUBE_ENABLE_CLUSTER_MONITORING:-influxdb}"
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# Optional: Install cluster DNS.
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ENABLE_CLUSTER_DNS=true
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ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
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DNS_SERVER_IP="10.0.0.10"
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DNS_DOMAIN="cluster.local"
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DNS_REPLICAS=1
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@@ -55,7 +55,7 @@ ENABLE_CLUSTER_MONITORING="${KUBE_ENABLE_CLUSTER_MONITORING:-true}"
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DOCKER_OPTS=${DOCKER_OPTS:-""}
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# Optional: Install cluster DNS.
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ENABLE_CLUSTER_DNS=true
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ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
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# DNS_SERVER_IP must be a IP in SERVICE_CLUSTER_IP_RANGE
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DNS_SERVER_IP=${DNS_SERVER_IP:-"192.168.3.10"}
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DNS_DOMAIN=${DNS_DOMAIN:-"cluster.local"}
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@@ -74,7 +74,7 @@ ENABLE_CLUSTER_MONITORING="${KUBE_ENABLE_CLUSTER_MONITORING:-influxdb}"
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EXTRA_DOCKER_OPTS="-b=cbr0 --insecure-registry 10.0.0.0/8"
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# Optional: Install cluster DNS.
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ENABLE_CLUSTER_DNS=true
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ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
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DNS_SERVER_IP="10.247.0.10"
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DNS_DOMAIN="cluster.local"
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DNS_REPLICAS=1
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@@ -48,7 +48,7 @@ ELASTICSEARCH_LOGGING_REPLICAS=1
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ENABLE_CLUSTER_MONITORING="${KUBE_ENABLE_CLUSTER_MONITORING:-influxdb}"
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# Optional: Install cluster DNS.
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ENABLE_CLUSTER_DNS=true
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ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
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DNS_SERVER_IP="10.244.240.240"
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DNS_DOMAIN="cluster.local"
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DNS_REPLICAS=1
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@@ -158,7 +158,7 @@ After the previous parts, you will have a working k8s cluster, this part will te
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The configuration of dns is configured in cluster/ubuntu/config-default.sh.
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```sh
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ENABLE_CLUSTER_DNS=true
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ENABLE_CLUSTER_DNS="${KUBE_ENABLE_CLUSTER_DNS:-true}"
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DNS_SERVER_IP="192.168.3.10"
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