RKE1/RKE2 Nginx Ingress Controller 自定义配置

RKE1 通过 cluster.yaml 中配置，RKE2 通过 HelmChartConfig 配置。

RKE1

参考：https://rke.docs.rancher.com/config-options/add-ons/ingress-controllers#configuring-nginx-ingress-controller

ingress:
  provider: nginx
  options:
    allow-snippet-annotations: "true"

RKE2

参考：https://github.com/rancher/rke2-charts/tree/main/charts/rke2-ingress-nginx/rke2-ingress-nginx

cat <<EOF | kubectl apply -f -
apiVersion: helm.cattle.io/v1
kind: HelmChartConfig
metadata:
  name: rke2-ingress-nginx
  namespace: kube-system
spec:
  valuesContent: |-
    controller:
      allowSnippetAnnotations: "true"
EOF