1 引言

官方链接：https://docs.traefik.io/
Traefik是开源的 边缘路由器，使发布服务变得有趣而轻松。它代表您的系统接收请求，并找出负责处理这些请求的组件。
Traefik原生兼容所有主要的集群技术，例如Kubernetes，Docker，Docker Swarm，AWS，Mesos，Marathon等

2 helm2安装traefik

https://hub.helm.sh/charts?q=traefik
https://docs.traefik.io/getting-started/install-traefik/

git clone https://github.com/containous/traefik-helm-chart
helm install ./traefik-helm-chart

3 使用ingress yaml来暴露端口

apiVersion: traefik.containo.us/v1alpha1
kind: IngressRoute
metadata:
  name: jenkins-ingressroute-tls
spec:
  entryPoints:
    - websecure
  routes:
  - match: Host(`jenkins.domain.com`)
    kind: Rule
    services:
    - name: jenkins
      port: 8080
  tls:
    secretName: your-tls