diff --git a/tempest/api/image/v2/test_images.py b/tempest/api/image/v2/test_images.py
index cdf0b23..36dc6c3 100644
--- a/tempest/api/image/v2/test_images.py
+++ b/tempest/api/image/v2/test_images.py
@@ -126,11 +126,12 @@
         self.assertEqual(new_image_name, body['name'])
 
 
-class ListImagesTest(base.BaseV2ImageTest):
+class ListUserImagesTest(base.BaseV2ImageTest):
+    """Here we test the listing of image information"""
 
     @classmethod
     def resource_setup(cls):
-        super(ListImagesTest, cls).resource_setup()
+        super(ListUserImagesTest, cls).resource_setup()
         # We add a few images here to test the listing functionality of
         # the images API
         container_fmts = CONF.image.container_formats
@@ -166,10 +167,6 @@
 
         return image['id']
 
-
-class ListUserImagesTest(ListImagesTest):
-    """Here we test the listing of image information"""
-
     def _list_by_param_value_and_assert(self, params):
         """Perform list action with given params and validates result."""
         # Retrieve the list of images that meet the filter
@@ -323,7 +320,7 @@
         self.assertEqual("images", body['name'])
 
 
-class ListSharedImagesTest(ListImagesTest):
+class ListSharedImagesTest(base.BaseV2ImageTest):
     """Here we test the listing of a shared image information"""
 
     credentials = ['primary', 'alt']
diff --git a/tempest/api/volume/admin/test_volume_types.py b/tempest/api/volume/admin/test_volume_types.py
index 3d44bbe..16be463 100644
--- a/tempest/api/volume/admin/test_volume_types.py
+++ b/tempest/api/volume/admin/test_volume_types.py
@@ -84,7 +84,6 @@
     @test.idempotent_id('4e955c3b-49db-4515-9590-0c99f8e471ad')
     def test_volume_type_create_get_delete(self):
         # Create/get volume type.
-        body = {}
         name = data_utils.rand_name(self.__class__.__name__ + '-volume-type')
         description = data_utils.rand_name("volume-type-description")
         proto = CONF.volume.storage_protocol
diff --git a/tempest/lib/api_schema/response/compute/v2_1/hosts.py b/tempest/lib/api_schema/response/compute/v2_1/hosts.py
index ae70ff1..cae3435 100644
--- a/tempest/lib/api_schema/response/compute/v2_1/hosts.py
+++ b/tempest/lib/api_schema/response/compute/v2_1/hosts.py
@@ -111,6 +111,9 @@
             'status': {'enum': ['enabled', 'disabled']}
         },
         'additionalProperties': False,
-        'required': ['host', 'maintenance_mode', 'status']
+        'anyOf': [
+            {'required': ['host', 'status']},
+            {'required': ['host', 'maintenance_mode']}
+        ]
     }
 }
diff --git a/tempest/scenario/test_server_basic_ops.py b/tempest/scenario/test_server_basic_ops.py
index 2d2f7df..4a938f9 100644
--- a/tempest/scenario/test_server_basic_ops.py
+++ b/tempest/scenario/test_server_basic_ops.py
@@ -18,6 +18,7 @@
 
 from tempest.common import waiters
 from tempest import config
+from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
 from tempest.lib import exceptions
 from tempest.scenario import manager
@@ -79,6 +80,14 @@
                                                   'verify metadata on server. '
                                                   '%s is empty.' % md_url)
 
+            # Also, test a POST
+            md_url = 'http://169.254.169.254/openstack/2013-10-17/password'
+            data = data_utils.arbitrary_string(100)
+            cmd = 'curl -X POST -d ' + data + ' ' + md_url
+            self.ssh_client.exec_command(cmd)
+            result = self.servers_client.show_password(self.instance['id'])
+            self.assertEqual(data, result['password'])
+
     def _mount_config_drive(self):
         cmd_blkid = 'blkid | grep -i config-2'
         result = self.ssh_client.exec_command(cmd_blkid)