创建一个websocket的服务端
package smile
import (
errors
log
net/http
sync
time
github.com/gorilla/websocket
)
const (
// 允许等待的写入时间
writeWait = 10 * time.Second
// Time allowed to read the next pong message from the peer.
pongWait = 60 * time.Second
// Send pings to peer wi
