Created
October 25, 2019 06:35
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websocket 吞吐量测试
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package main | |
import ( | |
"flag" | |
"fmt" | |
"log" | |
"math/rand" | |
"net" | |
"time" | |
"golang.org/x/net/websocket" | |
) | |
var addr = flag.String("a", "ws://localhost:1833", "address") | |
var num = flag.Int("c", 1, "connection number") | |
var timeOut = flag.Int("t", 2, "timeout second") | |
var msgLen = flag.Int("m", 1024, "message length") | |
var msg []byte | |
func main() { | |
flag.Parse() | |
msg = make([]byte, *msgLen) | |
rand.Read(msg) | |
startC := make(chan interface{}) | |
closeC := make(chan interface{}) | |
result := make(chan int64, *num) | |
//origin := "http://localhost:1833" | |
//url := "ws://localhost:1833" | |
for i := 0; i < *num; i++ { | |
conn, err := websocket.Dial(*addr, "", *addr) | |
if err != nil { | |
log.Fatal(err) | |
} | |
go handler(conn, startC, closeC, result) | |
} | |
// start | |
close(startC) | |
time.Sleep(time.Duration(*timeOut) * time.Second) | |
// stop | |
close(closeC) | |
var totalMessagesRead int64 | |
for i := 0; i < *num; i++ { | |
totalMessagesRead += <-result | |
} | |
fmt.Println(totalMessagesRead/int64(*timeOut*1024*1024), " MiB/s throughput") | |
} | |
func handler(conn net.Conn, startC chan interface{}, closeC chan interface{}, result chan int64) { | |
var count int64 | |
buf := make([]byte, 2*(*msgLen)) | |
<-startC | |
_, e := conn.Write(msg) | |
if e != nil { | |
fmt.Println("Error to send message because of ", e.Error()) | |
} | |
for { | |
select { | |
case <-closeC: | |
result <- count | |
conn.Close() | |
return | |
default: | |
n, err := conn.Read(buf) | |
if n > 0 { | |
count += int64(n) | |
} | |
if err != nil { | |
fmt.Print("Error to read message because of ", err) | |
result <- count | |
conn.Close() | |
return | |
} | |
_, err = conn.Write(buf[:n]) | |
if err != nil { | |
fmt.Println("Error to send message because of ", e.Error()) | |
} | |
} | |
} | |
} |
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