参考：https://kubernetes.github.io/ingress-nginx/deploy/

kubectl apply -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/master/deploy/mandatory.yaml

kubectl apply -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/master/deploy/provider/cloud-generic.yaml

确认启动

kubectl -n ingress-nginx get pods

运行中

接下来就可以添加配置暴露service。
记得将host中配置的域名添加到本机的hosts文件中。

apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: test-ingress
  namespace: test
  annotations:
    nginx.ingress.kubernetes.io/proxy-connect-timeout: 30s
    nginx.ingress.kubernetes.io/proxy-send-timeout: 20s
    nginx.ingress.kubernetes.io/proxy-read-timeout: 20s
    nginx.ingress.kubernetes.io/proxy-body-size: 50m
    nginx.ingress.kubernetes.io/proxy-buffer-size: "16k"
spec:
  rules:
  - host: test.abc.com
    http:
      paths:
      - path: /
        backend:
          serviceName: tomcat
          servicePort: 8080