ubuntu provider environment variable 'roles' instead of 'role'
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@ -83,7 +83,7 @@ First configure the cluster information in cluster/ubuntu/config-default.sh, fol
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```shell
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export nodes="vcap@10.10.103.250 vcap@10.10.103.162 vcap@10.10.103.223"
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export role="ai i i"
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export roles="ai i i"
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export NUM_NODES=${NUM_NODES:-3}
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@ -95,7 +95,7 @@ export FLANNEL_NET=172.16.0.0/16
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The first variable `nodes` defines all your cluster nodes, master node comes first and
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separated with blank space like `<user_1@ip_1> <user_2@ip_2> <user_3@ip_3> `
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Then the `role` variable defines the role of above machine in the same order, "ai" stands for machine
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Then the `roles` variable defines the roles of above machine in the same order, "ai" stands for machine
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acts as both master and node, "a" stands for master, "i" stands for node.
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The `NUM_NODES` variable defines the total number of nodes.
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