[AWS EKS] Setup Worker Nodes with EC2

#aws #ec2 #eks

install eksctl

https://docs.aws.amazon.com/eks/latest/userguide/getting-started-eksctl.html

install kubectl

https://kubernetes.io/docs/tasks/tools/install-kubectl/

eksctl-cluster-ec2.yaml

	apiVersion: eksctl.io/v1alpha5
	kind: ClusterConfig

	metadata:
	name: my-cluster-ec2
	region: ap-southeast-1

	nodeGroups:
	- name: ng-1
	instanceType: t3.small
	desiredCapacity: 3
	ssh:
	publickeyName: the1-cpp

view raw eksctl-cluster-ec2.yaml hosted with ❤ by GitHub

time eksctl create cluster -f eksctl-cluster-ec2.yaml

basic eksctl

eksctl get cluster

eksctl get nodegroup --cluster my-cluster-ec2

eksctl scale nodegroup --cluster=my-cluster-ec2 --nodes=5 --name=ng-1

update nodegroups

	apiVersion: eksctl.io/v1alpha5
	kind: ClusterConfig

	metadata:
	name: my-cluster-ec2
	region: ap-southeast-1

	nodeGroups:
	- name: ng-1
	instanceType: t3.small
	desiredCapacity: 3
	ssh:
	publickeyName: the1-cpp
	- name: ng-mixed
	minSize: 3
	maxSize: 5
	instancesDistribution:
	maxPrice: 0.2
	instanceTypes: ["t3.small"]
	onDemandBaseCapacity: 0
	onDemandPercentageAboveBaseCapacity: 50
	ssh:
	publickeyName: the1-cpp

view raw eksctl-cluster-ec2-add-nodegroup.yaml hosted with ❤ by GitHub

eksctl create nodegroup --config-file=cluster-ec2.yaml --include='ng-mixed'

delete nodegroups

eksctl delete nodegroup --config-file=cluster-ec2.yaml --include='ng-mixed' --approve

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