Fix IOU symlink issue on remote servers.

gns3server/compute/iou/iou_vm.py

@@ -674,6 +674,13 @@ class IOUVM(BaseNode):
                             pass
             self._iou_process = None
 
+        try:
+            symlink = os.path.join(self.working_dir, os.path.basename(self.path))
+            if os.path.islink(symlink):
+                os.unlink(symlink)
+        except OSError as e:
+            log.warning("Could not delete symbolic link: {}".format(e))
+
         self._started = False
         self.save_configs()
 

gns3server/compute/project.py

@@ -407,7 +407,7 @@ class Project:
         """
 
         files = []
-        for dirpath, dirnames, filenames in os.walk(self.path):
+        for dirpath, dirnames, filenames in os.walk(self.path, followlinks=False):
             for filename in filenames:
                 if not filename.endswith(".ghost"):
                     path = os.path.relpath(dirpath, self.path)