package main
import (
"flag"
"fmt"
"io/ioutil"
"net/http"
"sync/atomic"
"time"
)
func main() {
connection := flag.Int("c", 200, "-c N")
timeout := flag.Int("o", 5, "-o N")
timeover := flag.Int("t", 5, "-t N")
printresult := flag.Bool("p", false, "-p false")
method := flag.String("m", "GET", "-m GET")
url := flag.String("u", "http://127.0.0.1", "-u http://127.0.0.1")
flag.Parse()
var Count int32
defer func() {
if !*printresult {
fmt.Println("成功响应：", Count)
}
}()
T := time.Tick(time.Duration(*timeover) * time.Second)
var result chan string = make(chan string, 10)
t := time.Duration(*timeout) * time.Second
Client := http.Client{Timeout: t}
for i := 0; i < *connection; i++ {
go func() {
req, _ := http.NewRequest(*method, *url, nil)
resp, _ := Client.Do(req)
defer resp.Body.Close()
if resp.StatusCode == 200 {
b, _ := ioutil.ReadAll(resp.Body)
result <- string(b)
atomic.AddInt32(&Count, int32(1))
}
}()
}
for {
select {
case x := <-result:
if *printresult {
fmt.Print(x)
}
case <-T:
return
}
}
}
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