diff --git a/Filesystem/Directory.cs b/Filesystem/Directory.cs
index caa6e3d..1358d76 100644
--- a/Filesystem/Directory.cs
+++ b/Filesystem/Directory.cs
@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 
 namespace DTLib.Filesystem
 {
@@ -134,5 +135,11 @@ namespace DTLib.Filesystem
                     System.Security.AccessControl.AccessControlType.Allow));
             dirInfo.SetAccessControl(dirSecurity);
         }
+
+        public static void CreateSymlink(string symlinkName, string sourceName)
+        {
+            if (!Symlink.CreateSymbolicLink(symlinkName, sourceName, Symlink.SymlinkTarget.Directory))
+                throw new InvalidOperationException($"some error occured while creating symlink\nCreateSymlink({symlinkName}, {sourceName})");
+        }
     }
 }
diff --git a/Filesystem/File.cs b/Filesystem/File.cs
index 4f14439..88f02e5 100644
--- a/Filesystem/File.cs
+++ b/Filesystem/File.cs
@@ -74,5 +74,11 @@ namespace DTLib.Filesystem
             File.Create(file);
             return System.IO.File.Open(file, System.IO.FileMode.Append);
         }
+
+        public static void CreateSymlink(string symlinkName, string sourceName)
+        {
+            if (!Symlink.CreateSymbolicLink(symlinkName, sourceName, Symlink.SymlinkTarget.File))
+                throw new InvalidOperationException($"some error occured while creating symlink\nCreateSymlink({symlinkName}, {sourceName})");
+        }
     }
 }
diff --git a/Filesystem/OldFilework.cs b/Filesystem/OldFilework.cs
index 5fb26eb..aab83fe 100644
--- a/Filesystem/OldFilework.cs
+++ b/Filesystem/OldFilework.cs
@@ -8,13 +8,13 @@ namespace DTLib.Filesystem
     public static class OldFilework
     {
         // записывает текст в файл и закрывает файл
-        public static void LogToFile(string logfile, string msg)
+        /*public static void LogToFile(string logfile, string msg)
         {
             lock (new object())
             {
                 File.AppendAllText(logfile, msg);
             }
-        }
+        }*/
 
         // чтение параметров из конфига
         public static string ReadFromConfig(string configfile, string key)
diff --git a/Filesystem/Symlink.cs b/Filesystem/Symlink.cs
new file mode 100644
index 0000000..66e8a5c
--- /dev/null
+++ b/Filesystem/Symlink.cs
@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DTLib.Filesystem
+{
+    internal class Symlink
+    {
+        [DllImport("kernel32.dll", CharSet = CharSet.Unicode)]
+        static internal extern bool CreateSymbolicLink(string symlinkName, string sourceName, SymlinkTarget type);
+
+        internal enum SymlinkTarget
+        {
+            File,
+            Directory
+        }
+    }
+}