下截文件为0KB

[xxxlzj520]

github.com/bzsome/ChaoGoDown v0.0.0-20200521160346-39c1fa9bbae0

使用你的例子下载，文件为0KB
request := &chaoDown.Request{
Method: "get",
URL: "https://github.com/alibaba/nacos/releases/download/1.2.1/nacos-server-1.2.1.tar.gz",
Header: map[string]string{
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Safari/537.36",
},
}
download := &chaoDown.Downloader{
PoolSize: 100,
//ChuckSize: 1024 * 100,
Path: "",
FileName: "nacos-server-1.2.1.tar.gz",
}

err := download.Down(request)
if err != nil {
	fmt.Println(err)
} else {
	time := download.GetExeTime()
	fmt.Printf("下载用时：%.2f 秒，保存路径：%s", time.Seconds(), download.GetSavePath())
}