ping

Common/commonfunc.go

@@ -1040,10 +1040,9 @@ func GetAvailableEndpoint() string {
 }
 func IsIPReachable(ip string, port string) bool {
 
-	conn, err := net.DialTimeout("tcp", ip+":"+port, 10*time.Millisecond)
-	if err != nil {
-		return false
-	}
-	defer conn.Close()
+	cmd := exec.Command("ping", "-c", "1", "-W", "1", ip)
+	if err := cmd.Run(); err == nil {
 		return true
+	}
+	return false
 }