br-custom-userdata.yaml•1.63 kB
# This example NodePool will provision instances
# running Bottlerocket OS and the user data settings specified in
# this EC2NodeClass will be merged into Karpenter defaults.
---
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: bottlerocket
---
apiVersion: karpenter.k8s.aws/v1
kind: EC2NodeClass
metadata:
name: bottlerocket
annotations:
kubernetes.io/description: "EC2NodeClass for running Bottlerocket 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: bottlerocket@latest # Bottlerocket
userData: |
[settings.kubernetes]
kube-api-qps = 30