##go-upstream 服务代理中间件，支持后端服务集群配置，根据HASH配置选择后端机器进行代理。
##安装方法
go get github.com/fbbin/go-upstream
##Examples
bind: 0.0.0.0:9800
wait_queue_len: 100
max_conn: 50
timeout: 5
failover: 3
stats: 0.0.0.0:8090
backend:
- 192.168.163.184:20001
- 192.168.163.184:20001
- 192.168.163.184:20001
log:
level: "info"
path: "./logs/proxy.log"