ericbisme · December 14, 2023 18:53
diff --git a/k8s-snippets b/k8s-snippets
 # Cordon nodes of a particular version
 k cordon $(k get nodes --no-headers | awk 'BEGIN { ORS=" " }; $5 == "v1.15.11-eks-14f01f" {print $1}' )

 # Cordon nodes older than 10 days
 kubectl cordon $(kubectl get no --no-headers -o go-template --template '{{range .items}}{{.metadata.name}} {{.metadata.creationTimestamp}}{{"\n"}}{{end}}' | awk 'BEGIN { ORS=" " }; $2 <= "'$(date -u -v -10d +%Y-%m-%dT%H:%M:%SZ)'" { print $1 }')

 # View of autoscaling groups in a table
 aws autoscaling describe-auto-scaling-groups --output table --query "AutoScalingGroups[? Tags[? (Key=='k8s.io/cluster/XXXX') && Value=='owned']]".'[AutoScalingGroupName,DesiredCapacity]'
	# Cordon nodes of a particular version
	k cordon $(k get nodes --no-headers \| awk 'BEGIN { ORS=" " }; $5 == "v1.15.11-eks-14f01f" {print $1}' )

	# Cordon nodes older than 10 days
	kubectl cordon $(kubectl get no --no-headers -o go-template --template '{{range .items}}{{.metadata.name}} {{.metadata.creationTimestamp}}{{"\n"}}{{end}}' \| awk 'BEGIN { ORS=" " }; $2 <= "'$(date -u -v -10d +%Y-%m-%dT%H:%M:%SZ)'" { print $1 }')

	# View of autoscaling groups in a table
	aws autoscaling describe-auto-scaling-groups --output table --query "AutoScalingGroups[? Tags[? (Key=='k8s.io/cluster/XXXX') && Value=='owned']]".'[AutoScalingGroupName,DesiredCapacity]'