From 0dbd92db1156049e18ce4ec352146cc4b36da81e Mon Sep 17 00:00:00 2001
From: Julien Duponchelle <julien@gns3.net>
Date: Mon, 13 Feb 2017 19:11:29 +0100
Subject: [PATCH] Fix disk lost when save as a project using linked clone
 VirtualBox

Fix https://github.com/GNS3/gns3-gui/issues/1824
---
 .../compute/virtualbox/virtualbox_vm.py       | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/gns3server/compute/virtualbox/virtualbox_vm.py b/gns3server/compute/virtualbox/virtualbox_vm.py
index 801988e25..e1d520dc4 100644
--- a/gns3server/compute/virtualbox/virtualbox_vm.py
+++ b/gns3server/compute/virtualbox/virtualbox_vm.py
@@ -19,14 +19,16 @@
 VirtualBox VM instance.
 """
 
-import sys
-import shlex
 import re
 import os
-import tempfile
+import sys
 import json
+import uuid
+import shlex
+import shutil
 import socket
 import asyncio
+import tempfile
 import xml.etree.ElementTree as ET
 
 from gns3server.utils import parse_version
@@ -209,7 +211,16 @@ class VirtualBoxVM(BaseNode):
         if os.path.exists(self._linked_vbox_file()):
             tree = ET.parse(self._linked_vbox_file())
             machine = tree.getroot().find("{http://www.virtualbox.org/}Machine")
-            if machine is not None:
+            if machine is not None and machine.get("uuid") != "{" + self.id + "}":
+
+                for image in tree.getroot().findall("{http://www.virtualbox.org/}Image"):
+                    currentSnapshot = machine.get("currentSnapshot")
+                    if currentSnapshot:
+                        newSnapshot = re.sub("\{.*\}", "{" + str(uuid.uuid4()) + "}", currentSnapshot)
+                    shutil.move(os.path.join(self.working_dir, self._vmname, "Snapshots", currentSnapshot) + ".vdi",
+                                os.path.join(self.working_dir, self._vmname, "Snapshots", newSnapshot) + ".vdi")
+                    image.set("uuid", newSnapshot)
+
                 machine.set("uuid", "{" + self.id + "}")
                 tree.write(self._linked_vbox_file())