1 发送get请求
func http_get(url string) string {
resp, err := http.Get(url)
if err != nil {
fmt.Println(err)
return ""
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
// resp.StatusCode
return string(body)[......]
通过DNS协议(UDP)
dig +short myip.opendns.com @resolver4.opendns.com
通过HTTP服务（TCP）
curl -s http://whatismyip.akamai.com/
[......]
go http post form(表单)
resp, err := http.PostForm("https://xxx.com/xxx", url.Values{
"x1": {"xxxxxx"},
"x2": {strings.Join(aa, ",")},
"x3": {content}})
if err != nil {
fmt.Println("phoneAlarm request error")
}
defer resp.Body.Clo[......]
func weworkAlarm(text string, mentionAll bool) {
mentionAllStr := ""
if mentionAll {
mentionAllStr = "@all"
}
dataJsonStr := fmt.Sprintf(`{"msgtype": "text", "text": {"content": "%s", "mentioned_list": [%s]}}`, text, mentionAllStr)[......]
在Retrofit 1 时，会在onError中返回并抛出HttpException，但是在2中，不会再回调onError了，而是会在onNext中，这个任务就需要客户端自己处理。
https://futurestud.io/tutorials/retrofit-2-simple-error-handling
参考如下：
Error Handler in Action
etrofit 2 has a different concept of handling "succe[......]