Remove the VDI.parent and VDI.children fields -- this needs more thinking out,

and cannot be supported in this form.

Signed-off-by: Ewan Mellor <ewan@xensource.com>

tools/python/xen/xend/XendAPI.py

@@ -1548,9 +1548,7 @@ class XendAPI(object):
     VDI_attr_ro = ['VBDs',
                    'physical_utilisation',
                    'sector_size',
-                   'type',
-                   'parent',
-                   'children']
+                   'type']
     VDI_attr_rw = ['name_label',
                    'name_description',
                    'SR',
@@ -1579,12 +1577,6 @@ class XendAPI(object):
     def VDI_get_type(self, session, vdi_ref):
         return xen_api_success(self._get_VDI(vdi_ref).type)
     
-    def VDI_get_parent(self, session, vdi_ref):
-        return xen_api_success(self._get_VDI(vdi_ref).parent)        
-    
-    def VDI_get_children(self, session, vdi_ref):
-        return xen_api_success(self._get_VDI(vdi_ref).children)        
-    
     def VDI_get_name_label(self, session, vdi_ref):
         return xen_api_success(self._get_VDI(vdi_ref).name_label)
 
@@ -1646,8 +1638,6 @@ class XendAPI(object):
             'physical_utilisation': image.physical_utilisation,
             'sector_size': image.sector_size,
             'type': image.type,
-            'parent': image.parent,
-            'children': image.children,
             'sharable': image.sharable,
             'read_only': image.read_only,
             })

tools/python/xen/xend/XendVDI.py

@@ -57,8 +57,6 @@ class XendVDI(AutoSaveObject):
                  'sector_size',
                  'virtual_size',
                  'physical_utilisation',
-                 'parent',
-                 'children',
                  'sharable',
                  'read_only']
 
@@ -72,8 +70,6 @@ class XendVDI(AutoSaveObject):
         self.sector_size = 1024
         self.virtual_size = 0
         self.physical_utilisation = 0
-        self.parent = None
-        self.children = []
         self.sharable = False
         self.read_only = False
         self.type = "system"
@@ -148,8 +144,6 @@ class XendVDI(AutoSaveObject):
                 'virtual_size': self.virtual_size,
                 'physical_utilisation': self.physical_utilisation,
                 'sector_size': self.sector_size,
-                'parent': None,
-                'children': [],
                 'sharable': False,
                 'readonly': False,
                 'SR': self.sr_uuid,