Clear admin's dispatcher when the master connection is lost.

git-svn-id: https://svn.erp5.org/repos/neo/trunk@2240 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/admin/app.py

@@ -46,6 +46,11 @@ class Dispatcher:
     def registered(self, msg_id):
         return self.message_table.has_key(msg_id)
 
+    def clear(self):
+        """
+            Unregister packet expected for a given connection
+        """
+        del self.message_table
 
 class Application(object):
     """The storage node application."""

neo/admin/handler.py

@@ -114,6 +114,7 @@ class MasterEventHandler(EventHandler):
     def _connectionLost(self, conn):
         app = self.app
         assert app.master_conn in (conn, None)
+        app.dispatcher.clear()
         app.master_conn = None
         app.master_node = None
         app.uuid = None