53 lines
1.3 KiB
Go
53 lines
1.3 KiB
Go
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package main
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import (
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"fmt"
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"io"
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"net/http"
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"net/url"
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)
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// 全局公用链接,请求频率比较频繁
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//var (
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// client = http.Client{
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// Transport: &http.Transport{DisableKeepAlives: false},
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// }
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//)
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func main() {
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apiUrl := "http://127.0.0.1:9090/query"
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apiParseUrl, err := url.Parse(apiUrl) //url不带参数传入，返回一个结构体
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if err != nil {
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fmt.Println("url parse err:", err)
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}
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data := url.Values{}
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data.Set("name", "王奥")
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data.Set("age", "18") //set url中带参的数据
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paramStr := data.Encode() //编码
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apiParseUrl.RawQuery = paramStr //赋值到url的结构体中,组成完整的url编码对象
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//自定义client 禁用keepalive 适用于请求频率不频繁，每次请求生成一个短链接，之后释放
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tr := http.Transport{DisableKeepAlives: true} //短链接
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client := http.Client{
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Transport: &tr,
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}
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//生成请求对象
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req, err := http.NewRequest("GET", apiParseUrl.String(), nil)
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if err != nil {
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fmt.Println("start new req err:", err)
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}
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//如果使用默认client：
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//http.DefaultClient.Do(req)
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//发送自定义请求
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resp, err := client.Do(req)
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if err != nil {
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return
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}
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defer resp.Body.Close() //关闭请求体
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//读取返回体
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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fmt.Println("read resp body err:", err)
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}
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fmt.Println("resp body:", string(body))
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}
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