From 1fefa254616df68fb13913c9a9272405d82b0efb Mon Sep 17 00:00:00 2001
From: gengjh <gengjh@cn.ibm.com>
Date: Thu, 28 Mar 2013 10:02:37 +0800
Subject: Show quota 'in_use' and 'reserved' info

We need show all the quotas related info, including 'in_use' and
'reserved'--not just the limit--when executing 'nova-manage project
quota'.

Fix bug 1160752

Change-Id: I25e10e58c6af705e2189550ad762e6f39bca342e
---
 bin/nova-manage                | 46 +++++++++++++++++++++++++++++-------------
 nova/tests/test_nova_manage.py |  3 ++-
 2 files changed, 34 insertions(+), 15 deletions(-)

diff --git a/bin/nova-manage b/bin/nova-manage
index f80660010..3bcccfcce 100755
--- a/bin/nova-manage
+++ b/bin/nova-manage
@@ -227,26 +227,44 @@ class ProjectCommands(object):
     @args('--key', metavar='<key>', help='Key')
     @args('--value', metavar='<value>', help='Value')
     def quota(self, project_id, key=None, value=None):
-        """Set or display quotas for project."""
+        """
+        Create, update or display quotas for project
+
+        If no quota key is provided, the quota will be displayed.
+        If a valid quota key is provided and it does not exist,
+        it will be created. Otherwise, it will be updated.
+        """
+
         ctxt = context.get_admin_context()
         project_quota = QUOTAS.get_project_quotas(ctxt, project_id)
-        if key and key in project_quota:
-            if value.lower() == 'unlimited':
-                value = -1
-            try:
-                db.quota_update(ctxt, project_id, key, value)
-            except exception.ProjectQuotaNotFound:
-                db.quota_create(ctxt, project_id, key, value)
-        else:
-            print _('%(key)s is not a valid quota key. Valid options are: '
-                    '%(options)s.') % {'key': key,
-                                       'options': ', '.join(project_quota)}
-            sys.exit(2)
+        # if key is None, that means we need to show the quotas instead
+        # of updating them
+        if key:
+            if key in project_quota:
+                if value.lower() == 'unlimited':
+                    value = -1
+                try:
+                    db.quota_update(ctxt, project_id, key, value)
+                except exception.ProjectQuotaNotFound:
+                    db.quota_create(ctxt, project_id, key, value)
+            else:
+                print _('%(key)s is not a valid quota key. Valid options are: '
+                        '%(options)s.') % {'key': key,
+                                           'options': ', '.join(project_quota)}
+                sys.exit(2)
+        print_format = "%-36s %-10s %-10s %-10s"
+        print print_format % (
+                    _('Quota'),
+                    _('Limit'),
+                    _('In Use'),
+                    _('Reserved'))
+        # Retrieve the quota after update
         project_quota = QUOTAS.get_project_quotas(ctxt, project_id)
         for key, value in project_quota.iteritems():
             if value['limit'] < 0 or value['limit'] is None:
                 value['limit'] = 'unlimited'
-            print '%s: %s' % (key, value['limit'])
+            print print_format % (key, value['limit'], value['in_use'],
+                                  value['reserved'])
 
     @args('--project', dest='project_id', metavar='<Project name>',
             help='Project name')
diff --git a/nova/tests/test_nova_manage.py b/nova/tests/test_nova_manage.py
index 49f9f3256..727746b18 100644
--- a/nova/tests/test_nova_manage.py
+++ b/nova/tests/test_nova_manage.py
@@ -366,7 +366,8 @@ class ProjectCommandsTestCase(test.TestCase):
 
         sys.stdout = sys.__stdout__
         result = output.getvalue()
-        self.assertEquals(('instances: unlimited' in result), True)
+        print_format = "%-36s %-10s" % ('instances', 'unlimited')
+        self.assertEquals((print_format in result), True)
 
     def test_quota_update_invalid_key(self):
         self.assertRaises(SystemExit,
-- 
cgit