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https://github.com/kelseyhightower/kubernetes-the-hard-way.git
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Update scripts to add PodCIDR firewall rule for dns
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@@ -2,7 +2,12 @@
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set -x
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if [[ -z ${NUM_CONTROLLERS} || -z ${NUM_WORKERS} || -z ${KUBERNETES_VERSION} ]]; then
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echo "Must set NUM_CONTROLLERS, NUM_WORKERS and KUBERNETES_VERSION environment variables"
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echo "Must set NUM_CONTROLLERS, NUM_WORKERS and KUBERNETES_VERSION (e.g. 'vX.Y.Z') environment variables"
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exit 1
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fi
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if [[ ! ${KUBERNETES_VERSION} =~ ^v[0-9].[0-9].[0-9]$ ]]; then
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echo "KUBERNETES_VERSION must be in form 'vX.Y.Z'"
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exit 1
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fi
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