aa

main.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"bufio"
 	"flag"
 	"fmt"
 	"io"
@@ -171,10 +172,10 @@ func handleConn(c net.Conn) {
 		return
 	}
 	defer c.Close()
-	//reader := bufio.NewReader(c)
-	buffer := make([]byte, 1024)
+	reader := bufio.NewReader(c)
 	for {
-		n, err := c.Read(buffer)
+		//ReadString阻塞，直到读到\n
+		msg, err := reader.ReadString('\n')
 		if err != nil {
 			if err == io.EOF {
 				fmt.Println("connection close")
@@ -183,8 +184,32 @@ func handleConn(c net.Conn) {
 			}
 			return
 		}
-		fmt.Println("read data：", buffer[:n])
+		fmt.Println("read data：", msg)
 		b := []byte("ok")
 		c.Write(b)
 	}
 }
+
+//func handleConn(c net.Conn) {
+//	if c == nil {
+//		fmt.Println("conn is nil")
+//		return
+//	}
+//	defer c.Close()
+//	//reader := bufio.NewReader(c)
+//	buffer := make([]byte, 1024)
+//	for {
+//		n, err := c.Read(buffer)
+//		if err != nil {
+//			if err == io.EOF {
+//				fmt.Println("connection close")
+//			} else {
+//				fmt.Println("ReadString err", err)
+//			}
+//			return
+//		}
+//		fmt.Println("read data：", buffer[:n])
+//		b := []byte("ok")
+//		c.Write(b)
+//	}
+//}