Ingress traefik配置问题 配置报错 

打个比方，像如下的配置
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: shoa-ingress
  namespace: default
  annotations:
      kubernetes.io/ingress.class: "traefik"
      ingress.kubernetes.io/ssl-redirect: "false"
      traefik.frontend.rule.type: "PathPrefixStrip"
      traefik.ingress.kubernetes.io/frontend-entry-points: "http,https"
      traefik.ingress.kubernetes.io/redirect-entry-point: http
      traefik.ingress.kubernetes.io/priority: "3"
spec:
  rules:
    - http:
        paths:
          - path: /
            backend:
              serviceName: shoa-api-service
              servicePort: 30151

proxy_set_header Host $host:$server_port;