An empty partition table is a valid partition table (happens when a master...

An empty partition table is a valid partition table (happens when a master didn't get any from a storage). A missing partition table must be detected with a None value.
Don't trash data we received from previous primary master when getting disconnected. It is still valuable, and interesting to fetch from neoctl.


git-svn-id: https://svn.erp5.org/repos/neo/branches/prototype3@1035 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/admin/app.py

@@ -103,9 +103,6 @@ class Application(object):
                     self.em.poll(1)
             except PrimaryFailure:
                 logging.error('primary master is down')
-                # do not trust any longer our informations
-                self.pt.clear()
-                self.nm.clear(filter = lambda node: not node.isMaster())
 
 
     def connectToPrimaryMaster(self):

neo/admin/handler.py

@@ -35,7 +35,7 @@ class AdminEventHandler(EventHandler):
         logging.info("ask partition list from %s to %s for %s" %(min_offset, max_offset, dump(uuid)))
         app = self.app
         # check we have one pt otherwise ask it to PMN
-        if len(app.pt.getNodeList()) == 0:
+        if app.pt is None:
             master_conn = self.app.master_conn
             p = protocol.askPartitionTable([])
             msg_id = master_conn.ask(p)