1. Ingress 配置文件准备

链接：https://pan.baidu.com/s/1IFCFkOe_qGkkmlnjfhUdHA 
提取码：n7hv 

2. 执行安装命令

kubectl create -f ingress-controller.yaml
kubectl create -f ingress-nginx-delpoy.yaml

3. 测试 Ingress

vi yapi-ingress.yaml
--------------------------------
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: yapi-ingress
  annotations:
    nginx.ingress.kubernetes.io/ssl-redirect: "false"
    nginx.ingress.kubernetes.io/configuration-snippet: |
      proxy_set_header Host $host;
      proxy_set_header X-Real-IP $remote_addr;
      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
      proxy_set_header X-Forwarded-Proto $scheme;
      proxy_set_header Upgrade "websocket";
      proxy_set_header Connection "Upgrade";
    nginx.ingress.kubernetes.io/cors-allow-methods: "PUT, GET, POST, OPTIONS"
    nginx.ingress.kubernetes.io/cors-allow-headers: "DNT,X-CustomHeader,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Authorization"
    nginx.ingress.kubernetes.io/cors-allow-origin: "*"
spec:
  rules:
  - host: test.def
    http:
      paths:
      - path: /
        backend:
          serviceName: yapi-app-service
          servicePort: 3000

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kubectl create -f yapi-ingress.yaml