go-http请求

package main

import (
	"bytes"
	"encoding/json"
	"fmt"
	"io/ioutil"
	"log"
	"net/http"
	"os"
	"sync"
	"time"
)


func main(){
	f, err := os.OpenFile("out.log", os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0644)
	if err != nil {
		log.Fatal(err)
	}
	// 完成后延迟关闭
	defer f.Close()
	//设置日志输出到 f
	log.SetOutput(f)
	var wg sync.WaitGroup  //协程同步并发控制
	var total int =1000
	var loopnum int=10
	wg.Add(total * loopnum)
	for num:=1; num <= total; num++{
		id := num
		go func() {
			for i := 1; i <= loopnum; i++ {
				testget(id)
				//testpost()
				//sl := rand.Intn(100)
				var du time.Duration = time.Duration(id)
				time.Sleep(time.Microsecond * 10 * du)
				wg.Done()
			}
		}()
	}
	wg.Wait()
}

func testget(id int){
	start:=time.Now()
	resp, err := http.Get("http://10.12.205.134:8180/pt/idproducer/create?appid=1")
	defer resp.Body.Close()
	body, err := ioutil.ReadAll(resp.Body)
	resCode := resp.StatusCode  //状态码
	if err != nil {
		fmt.Println("请求失败")
		return
	}
	secs:=time.Since(start).Seconds()
	log.Printf("id:%d, 状态：%d, 时间:%.3fs\nBody：%s",id, resCode, secs, string(body))
}


func testpost() {
	start:=time.Now()
	client := &http.Client{}
	//map序列化为json
	data := make(map[string]interface{})
	data["appid"] = 24
	data["appname"] = "测试5"
	data["initid"] = 50
	data["setp"] = 50
	bytesData, _ := json.Marshal(data)
	req, _ := http.NewRequest("POST","http://1.1.1.1:8180/idp/cre",bytes.NewReader(bytesData))
	resp, err := client.Do(req)
	if err != nil {
		fmt.Println("请求失败")
		return
	}
	defer resp.Body.Close()
	body, _ := ioutil.ReadAll(resp.Body)
	resCode := resp.StatusCode
	secs:=time.Since(start).Seconds()
	log.Printf("状态：%d, 时间: %.3fs\nBody：%s", resCode, secs, string(body))
}