安装traefik流量监控与反向代理

官方文档：https://docs.traefik.io/v2.0/getting-started/quick-start

配置文件详解：https://docs.traefik.cn/toml#global-configuration

1. 创建 traefik.toml配置文件

[global]
  checkNewVersion = true
  sendAnonymousUsage = true

[entryPoints]
  [entryPoints.web]
    address = ":80"

  [entryPoints.websecure]
    address = ":443"
    
# Enable API and dashboard
[api]
  insecure = false
  dashboard = false

2. docker启动

docker run -dit \
--name traefik \
-p 8600:8080 \
-p 8601:80 \
-v $PWD/traefik.toml:/etc/traefik/traefik.toml \
traefik

3. 浏览器访问

浏览器访问 http://ip:8600 即可看到页面

4. 反向代理与负载均衡

向traefik.toml 配置文件追加下列配置

[backends]
  [backends.backend1]
    [backends.backend1.circuitbreaker]
      expression = "NetworkErrorRatio() > 0.5"
    [backends.backend1.servers.server1]
    url = "http://pibigstar.com"
    weight = 2
    [backends.backend1.servers.server2]
    url = "http://pibigstar.com"
    weight = 1