apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: ingress-http
  annotations:   # 注意要开启这两行
    kubernetes.io/ingress.class: "nginx"
spec:
  # 上面的IngressClass名称
  ingressClassName: "nginx"
  rules:
    # 域名，稍后要通过这个域名访问服务
    - host: nginx.k8s.com
      http:
        paths:
          # 路径，访问域名时后面添加的路径
          - path: /
            pathType: Prefix
            backend:
              # 要代理的服务和服务的端口
              service:
                name: nginx-service
                port:
                  number: 80
    - host: tomcat.k8s.com
      http:
        paths:
          - path: /
            pathType: Prefix
            backend:
              service:
                name: tomcat-service
                port:
                  number: 8080