Simplify identifyStorageNode parameters.

neo/master/app.py

@@ -467,11 +467,12 @@ class Application(object):
         # then shutdown
         sys.exit()
 
-    def identifyStorageNode(self, uuid, node):
+    def identifyStorageNode(self, known):
         if self.cluster_state == ClusterStates.STOPPING:
             raise NotReadyError
+        if known:
             state = NodeStates.RUNNING
-        if uuid is None or node is None:
+        else:
             # same as for verification
             state = NodeStates.PENDING
         return state, self.storage_service_handler

neo/master/handlers/identification.py

@@ -53,7 +53,8 @@ class IdentificationHandler(MasterHandler):
             manager = app._current_manager
             if manager is None:
                 manager = app
-            state, handler = manager.identifyStorageNode(uuid, node)
+            state, handler = manager.identifyStorageNode(
+                uuid is not None and node is not None)
             human_readable_node_type = ' storage (%s) ' % (state, )
         elif node_type == NodeTypes.MASTER:
             node_ctor = app.nm.createMaster

neo/master/recovery.py

@@ -37,7 +37,7 @@ class RecoveryManager(MasterHandler):
     def getHandler(self):
         return self
 
-    def identifyStorageNode(self, uuid, node):
+    def identifyStorageNode(self, _):
         """
             Returns the handler for storage nodes
         """

neo/master/verification.py

@@ -77,12 +77,13 @@ class VerificationManager(BaseServiceHandler):
     def getHandler(self):
         return self
 
-    def identifyStorageNode(self, uuid, node):
+    def identifyStorageNode(self, known):
         """
             Returns the handler to manager the given node
         """
+        if known:
             state = NodeStates.RUNNING
-        if uuid is None or node is None:
+        else:
             # if node is unknown, it has been forget when the current
             # partition was validated by the admin
             # Here the uuid is not cleared to allow lookup pending nodes by