基本思路:定义一个chan,chan大小为需要限制的qps大小,go一个协程启动tick,每1000/qps时间在tick中写入数值,启动另一个协程,读取chan中的值,如果读取到chan中有值,则向下层接口发送请求。
代码如下:
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package main
import (
"fmt"
"time"
"httpclient"
)
var LEN int = 10
func tickStoreCh(arrlen int, ch chan int) {
len := 1000/arrlen
fmt.Println(len)
tickTime := time.NewTicker(time.Duration(len)*time.Millisecond)
var i int
for {
fmt.Println(len)
i++
<-tickTime.C
ch<- i
}
}
func OrganReq(org string, qps int) {
ch := make(chan int, qps)
go tickStoreCh(qps, ch)
time.Sleep(1000*time.Millisecond)
for {
//收客户请求,发送http请求给RE
client := httpclient.NewHttpClient(time.Duration(1000)*time.Millisecond, time.Duration(2000)*time.Millisecond)
header := make(map[string]string)
header["Content-Type"] = "application/json;charset=utf-8"
code, err := client.ResponseCode("http://127.0.0.1:19988", header, "llltest")
value := <- ch
fmt.Println(code, value, err, "lenchan:", len(ch))
//time.Sleep(time.Second)
}
}
|
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原文链接:https://blog.csdn.net/peng825223208/article/details/105599493