From 4e22af346e4f040d429723ae77efbd40e92b54a6 Mon Sep 17 00:00:00 2001
From: Hisaharu Ishii <ishii.hisaharu@lab.ntt.co.jp>
Date: Wed, 24 Aug 2011 14:01:33 -0700
Subject: [PATCH] Add comments for associate/dissociate logic

---
 bin/nova-manage | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/bin/nova-manage b/bin/nova-manage
index eae9e905..890cde0b 100755
--- a/bin/nova-manage
+++ b/bin/nova-manage
@@ -817,6 +817,10 @@ class NetworkCommands(object):
         admin_context = context.get_admin_context()
         network = db.network_get_by_cidr(admin_context, fixed_range)
         net = {}
+        #User can choose the following actions each for project and host.
+        #1) Associate (set not None value given by project/host parameter)
+        #2) Disassociate (set None by disassociate parameter)
+        #3) Keep unchanged (project/host key is not added to 'net')
         if project:
             net['project_id'] = project
         elif dis_project: