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- // http客户端接口
- // 秒寻科技
- // 2024-02-21
- // 周涛
- package util
- import (
- "bytes"
- "encoding/json"
- "errors"
- "io"
- "net/http"
- "net/url"
- "strings"
- "time"
- )
- // Get请求
- // strUrl:请求地址
- // headerMap:请求头参数
- // paramMap:参数
- // 返回值:字节数组
- func GetRequest(strUrl string, headerMap map[string]string, paramMap map[string]string) ([]byte, error) {
- //指定请求超时时间
- client := &http.Client{
- Timeout: 5 * time.Second, //5秒超时
- }
- //创建一个http请求
- request, err := http.NewRequest(http.MethodGet, strUrl, nil)
- if err != nil {
- return nil, err
- }
- //添加请求头
- request.Header.Add("User-Agent", "chrome")
- for key, v := range headerMap {
- request.Header.Add(key, v)
- }
- //为请求增加查询参数
- params := make(url.Values)
- for key, v := range paramMap {
- if v != "" {
- params.Add(key, v)
- }
- }
- request.URL.RawQuery = params.Encode()
- //发起请求
- resp, err := client.Do(request)
- if err != nil {
- return nil, err
- }
- defer func() {
- _ = resp.Body.Close()
- }()
- //检查状态码,判断请求是否成功
- if resp.StatusCode != 200 {
- return nil, errors.New("请求执行出错")
- }
- //读返回参数
- byteList, err := io.ReadAll(resp.Body)
- if err != nil {
- return nil, err
- }
- return byteList, nil
- }
- // Post请求-表单
- // strUrl:请求地址
- // dataMap:表单数据
- // 返回值:[]byte数据切片
- func PostRequestForm(strUrl string, dataMap map[string]string) ([]byte, error) {
- //指定请求超时时间
- client := &http.Client{
- Timeout: 5 * time.Second, //5秒超时
- }
- data := make(url.Values)
- for key, v := range dataMap {
- data.Add(key, v)
- }
- payload := data.Encode()
- //发请求
- bodyReader := strings.NewReader(payload)
- resp, err := client.Post(strUrl, "application/x-www-form-urlencoded", bodyReader)
- if err != nil {
- return nil, err
- }
- defer func() {
- _ = resp.Body.Close()
- }()
- //检查状态码,判断请求是否成功
- if resp.StatusCode != 200 {
- return nil, errors.New("请求执行出错")
- }
- //读取结果
- byteList, err := io.ReadAll(resp.Body)
- if err != nil {
- return nil, err
- }
- return byteList, nil
- }
- // Post请求-json
- // strUrl:请求地址
- // dataModel:结构体
- // 返回值:[]byte数据切片
- func PostRequestJson(strUrl string, dataModel interface{}) ([]byte, error) {
- //指定请求超时时间
- client := &http.Client{
- Timeout: 5 * time.Second, //5秒超时
- }
- dataList, err := json.Marshal(dataModel)
- if err != nil {
- return nil, err
- }
- bodyReader := bytes.NewReader(dataList)
- //发请求
- resp, err := client.Post(strUrl, "application/json", bodyReader)
- if err != nil {
- return nil, err
- }
- defer func() {
- _ = resp.Body.Close()
- }()
- //检查状态码,判断请求是否成功
- if resp.StatusCode != 200 {
- return nil, errors.New("请求执行出错")
- }
- //读取结果
- byteList, err := io.ReadAll(resp.Body)
- if err != nil {
- return nil, err
- }
- return byteList, nil
- }
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