details: Don't silently drop managed save when renaming VM

Instead just error about it. Until there's an actual libvirt 'rename'
API we can't do much better than that.

virtManager/connection.py

@@ -734,7 +734,7 @@ class vmmConnection(vmmGObject):
 
     def _rename_helper(self, objtype, define_cb, obj, origxml, newxml):
         # Undefine the original object
-        obj.delete()
+        obj.delete(force=False)
 
         newobj = None
         try:

virtManager/domain.py

@@ -157,7 +157,8 @@ class vmmDomainSnapshot(vmmLibvirtObject):
 
     def is_current(self):
         return self._backend.isCurrent()
-    def delete(self):
+    def delete(self, force=True):
+        ignore = force
         self._backend.delete()
 
 
@@ -1211,7 +1212,8 @@ class vmmDomain(vmmLibvirtObject):
         self._backend.suspend()
         self.idle_add(self.force_update_status)
 
-    def delete(self):
+    def delete(self, force=True):
+        if force:
             try:
                 self.removeSavedImage()
             except:

virtManager/interface.py

@@ -88,7 +88,8 @@ class vmmInterface(vmmLibvirtObject):
         self.idle_add(self.refresh_xml)
         self._kick_conn()
 
-    def delete(self):
+    def delete(self, force=True):
+        ignore = force
         self._backend.undefine()
         self._kick_conn()
 

virtManager/libvirtobject.py

@@ -104,6 +104,9 @@ class vmmLibvirtObject(vmmGObject):
         ignore = xml
         return
 
+    def delete(self, force=True):
+        ignore = force
+
 
     ##################
     # Public XML API #

virtManager/network.py

@@ -94,7 +94,8 @@ class vmmNetwork(vmmLibvirtObject):
         self._backend.destroy()
         self._kick_conn()
 
-    def delete(self):
+    def delete(self, force=True):
+        ignore = force
         self._backend.undefine()
         self._backend = None
         self._kick_conn()

virtManager/storagepool.py

@@ -52,7 +52,8 @@ class vmmStorageVolume(vmmLibvirtObject):
         pobj = self._backend.storagePoolLookupByVolume()
         return self.conn.get_pool_by_name(pobj.name())
 
-    def delete(self):
+    def delete(self, force=True):
+        ignore = force
         self._backend.delete(0)
         self._backend = None