al2023-custom-userdata.yaml•1.94 kB
# This example NodePool will provision instances using the AL2023 EKS-Optimized AMI.
---
apiVersion: karpenter.sh/v1
kind: NodePool
metadata:
name: default
annotations:
kubernetes.io/description: "General purpose NodePool for generic workloads"
spec:
template:
spec:
requirements:
- key: kubernetes.io/arch
operator: In
values: ["amd64"]
- key: kubernetes.io/os
operator: In
values: ["linux"]
- key: karpenter.sh/capacity-type
operator: In
values: ["on-demand"]
- key: karpenter.k8s.aws/instance-category
operator: In
values: ["c", "m", "r"]
- key: karpenter.k8s.aws/instance-generation
operator: Gt
values: ["2"]
nodeClassRef:
group: karpenter.k8s.aws
kind: EC2NodeClass
name: al2023
---
apiVersion: karpenter.k8s.aws/v1
kind: EC2NodeClass
metadata:
name: al2023
annotations:
kubernetes.io/description: "EC2NodeClass for running Amazon Linux 2023 nodes with custom user data"
spec:
role: "KarpenterNodeRole-${CLUSTER_NAME}" # replace with your cluster name
subnetSelectorTerms:
- tags:
karpenter.sh/discovery: "${CLUSTER_NAME}" # replace with your cluster name
securityGroupSelectorTerms:
- tags:
karpenter.sh/discovery: "${CLUSTER_NAME}" # replace with your cluster name
amiSelectorTerms:
- alias: al2023@latest # Amazon Linux 2023
userData: |
MIME-Version: 1.0
Content-Type: multipart/mixed; boundary="//"
--//
Content-Type: application/node.eks.aws
# Example custom nodeconfig which mounts individual drives on an instance
apiVersion: node.eks.aws/v1alpha1
kind: NodeConfig
spec:
instance:
localStorage:
strategy: Mount
--//
Content-Type: text/x-shellscript; charset="us-ascii"
#!/bin/bash
echo "Hello, AL2023!"
--//