1.go test用flag太麻烦，改用直测先。

2.兼容linux和windows，在使用网卡名选择的时候先都支持name和description

Author: cang233

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "go.inferGopath": false
+}

producer/random_packet_generator.go

@@ -3,14 +3,15 @@ package producer
 import (
 	"flow-generator/util"
 	"fmt"
-	"github.com/google/gopacket"
-	"github.com/google/gopacket/layers"
-	"github.com/google/gopacket/pcap"
 	"log"
 	"net"
 	"sync"
 	"sync/atomic"
 	"time"
+
+	"github.com/google/gopacket"
+	"github.com/google/gopacket/layers"
+	"github.com/google/gopacket/pcap"
 )
 
 type WorkStatus int
@@ -216,7 +217,7 @@ func (s *sender) Init(config map[string]string) {
 	}
 
 	for _, value := range devices {
-		if value.Description == nicName {
+		if value.Name == nicName || value.Description == nicName { //为了兼容windows和linux
 			//Open device
 			s.handler, err = pcap.OpenLive(value.Name, snapshot_len, promiscuous, timeout)
 			if err != nil {
@@ -226,7 +227,7 @@ func (s *sender) Init(config map[string]string) {
 		fmt.Println(value.Name, ":", value.Description)
 	}
 	if s.handler == nil {
-		log.Panic("Init handle in sender is nil")
+		log.Panic("Init handle in sender is nil,can not find the nic named " + nicName)
 	}
 }
 

producer/random_packet_generator_test.go

@@ -1,16 +1,16 @@
 package producer
 
 import (
-	"flag"
 	"flow-generator/log"
 	"testing"
 )
 
 func TestRandPktGenerator_Run(t *testing.T) {
-	var nic string
-	flag.StringVar(&nic, "i", "", "nic which sending packets")
+	// var nic string
+	// flag.StringVar(&nic, "i", "", "nic which sending packets")
 
-	flag.Parse()
+	nic := "enp10s0"
+	// flag.Parse()
 	if len(nic) == 0 {
 		log.Panic("Var port name([-i]) is empty.")
 	}