Adding dict with single 'meta' key to /imgages/<id>/meta/<key> GET and PUT

2 files changed, 30 insertions, 11 deletions

diff --git a/nova/api/openstack/image_metadata.py b/nova/api/openstack/image_metadata.py
index 691264553..c0e92f2fc 100644
--- a/nova/api/openstack/image_metadata.py
+++ b/nova/api/openstack/image_metadata.py
@@ -60,7 +60,7 @@ class Controller(object):
         context = req.environ['nova.context']
         metadata = self._get_metadata(context, image_id)
         if id in metadata:
-            return {id: metadata[id]}
+            return {'meta': {id: metadata[id]}}
         else:
             return faults.Fault(exc.HTTPNotFound())
 
@@ -78,15 +78,22 @@ class Controller(object):
 
     def update(self, req, image_id, id, body):
         context = req.environ['nova.context']
-        if not id in body:
+
+        try:
+            meta = body['meta']
+        except KeyError:
+            expl = _('Incorrect request body format')
+            raise exc.HTTPBadRequest(explanation=expl)
+
+        if not id in meta:
             expl = _('Request body and URI mismatch')
             raise exc.HTTPBadRequest(explanation=expl)
-        if len(body) > 1:
+        if len(meta) > 1:
             expl = _('Request body contains too many items')
             raise exc.HTTPBadRequest(explanation=expl)
         img = self.image_service.show(context, image_id)
         metadata = self._get_metadata(context, image_id, img)
-        metadata[id] = body[id]
+        metadata[id] = meta[id]
         self._check_quota_limit(context, metadata)
         img['properties'] = metadata
         self.image_service.update(context, image_id, img, None)
diff --git a/nova/tests/api/openstack/test_image_metadata.py b/nova/tests/api/openstack/test_image_metadata.py
index 9495eadec..efed44960 100644
--- a/nova/tests/api/openstack/test_image_metadata.py
+++ b/nova/tests/api/openstack/test_image_metadata.py
@@ -136,7 +136,9 @@ class ImageMetaDataTest(unittest.TestCase):
         res = req.get_response(fakes.wsgi_app())
         res_dict = json.loads(res.body)
         self.assertEqual(200, res.status_int)
-        self.assertEqual('value1', res_dict['key1'])
+        self.assertTrue('meta' in res_dict)
+        self.assertEqual(len(res_dict['meta']), 1)
+        self.assertEqual('value1', res_dict['meta']['key1'])
 
     def test_show_xml(self):
         serializer = openstack.image_metadata.ImageMetadataXMLSerializer()
@@ -160,7 +162,6 @@ class ImageMetaDataTest(unittest.TestCase):
         req = webob.Request.blank('/v1.1/images/1/meta/key9')
         req.environ['api.version'] = '1.1'
         res = req.get_response(fakes.wsgi_app())
-        res_dict = json.loads(res.body)
         self.assertEqual(404, res.status_int)
 
     def test_create(self):
@@ -210,12 +211,23 @@ class ImageMetaDataTest(unittest.TestCase):
         req = webob.Request.blank('/v1.1/images/1/meta/key1')
         req.environ['api.version'] = '1.1'
         req.method = 'PUT'
-        req.body = '{"key1": "zz"}'
+        req.body = '{"meta": {"key1": "zz"}}'
         req.headers["content-type"] = "application/json"
         res = req.get_response(fakes.wsgi_app())
         self.assertEqual(200, res.status_int)
         res_dict = json.loads(res.body)
-        self.assertEqual('zz', res_dict['key1'])
+        self.assertTrue('meta' in res_dict)
+        self.assertEqual(len(res_dict['meta']), 1)
+        self.assertEqual('zz', res_dict['meta']['key1'])
+
+    def test_update_item_bad_body(self):
+        req = webob.Request.blank('/v1.1/images/1/meta/key1')
+        req.environ['api.version'] = '1.1'
+        req.method = 'PUT'
+        req.body = '{"key1": "zz"}'
+        req.headers["content-type"] = "application/json"
+        res = req.get_response(fakes.wsgi_app())
+        self.assertEqual(400, res.status_int)
 
     def test_update_item_xml(self):
         serializer = openstack.image_metadata.ImageMetadataXMLSerializer()
@@ -239,7 +251,7 @@ class ImageMetaDataTest(unittest.TestCase):
         req = webob.Request.blank('/v1.1/images/1/meta/key1')
         req.environ['api.version'] = '1.1'
         req.method = 'PUT'
-        req.body = '{"key1": "value1", "key2": "value2"}'
+        req.body = '{"meta": {"key1": "value1", "key2": "value2"}}'
         req.headers["content-type"] = "application/json"
         res = req.get_response(fakes.wsgi_app())
         self.assertEqual(400, res.status_int)
@@ -248,7 +260,7 @@ class ImageMetaDataTest(unittest.TestCase):
         req = webob.Request.blank('/v1.1/images/1/meta/bad')
         req.environ['api.version'] = '1.1'
         req.method = 'PUT'
-        req.body = '{"key1": "value1"}'
+        req.body = '{"meta": {"key1": "value1"}}'
         req.headers["content-type"] = "application/json"
         res = req.get_response(fakes.wsgi_app())
         self.assertEqual(400, res.status_int)
@@ -284,7 +296,7 @@ class ImageMetaDataTest(unittest.TestCase):
         req = webob.Request.blank('/v1.1/images/3/meta/blah')
         req.environ['api.version'] = '1.1'
         req.method = 'PUT'
-        req.body = '{"blah": "blah"}'
+        req.body = '{"meta": {"blah": "blah"}}'
         req.headers["content-type"] = "application/json"
         res = req.get_response(fakes.wsgi_app())
         self.assertEqual(400, res.status_int)