feat: 跟踪模块

src/modules/trace/service/tcpdump.go

@@ -0,0 +1,7 @@
+package service
+
+// 通用请求 服务层接口
+type ITcpdump interface {
+	// UPFTelnetStart UPF进行telnet抓包
+	UPFTelnet(neIp, cmdStr string) (string, error)
+}

src/modules/trace/service/tcpdump.impl.go

@@ -0,0 +1,41 @@
+package service
+
+import (
+	"fmt"
+	"net"
+	"time"
+
+	netElementService "ems.agt/src/modules/net_element/service"
+)
+
+// 实例化服务层 TcpdumpImpl 结构体
+var NewTcpdumpImpl = &TcpdumpImpl{
+	neInfoService: netElementService.NewNeInfoImpl,
+}
+
+// 通用请求 服务层处理
+type TcpdumpImpl struct {
+	// 网元信息服务
+	neInfoService netElementService.INeInfo
+}
+
+// UPFTelnetStart UPF进行telnet抓包
+func (s *TcpdumpImpl) UPFTelnet(neIp, cmdStr string) (string, error) {
+	// 创建TCP连接
+	conn, err := net.Dial("tcp", fmt.Sprintf("%s:%d", neIp, 5002))
+	if err != nil {
+		return "", err
+	}
+	defer conn.Close()
+
+	fmt.Fprintln(conn, cmdStr)
+
+	// 读取内容
+	time.Sleep(time.Duration(300) * time.Millisecond)
+	buf := make([]byte, 1024*8)
+	n, err := conn.Read(buf)
+	if err != nil {
+		return "", err
+	}
+	return string(buf[0:n]), nil
+}