apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: portainer-ingress
  namespace: portainer
  annotations:
    cert-manager.io/cluster-issuer: letsencrypt-prod
spec:
  tls:
  - hosts:
    - portainer.u9.net3w.com   # <--- 换个新子域名
    secretName: portainer-tls
  rules:
  - host: portainer.u9.net3w.com
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: portainer
            port:
              number: 9000