Volume services rbac test

Adds an RBAC test for the volume services API. This covers
the cinder policy action "volume_extension:services:index".

Change-Id: I8d12de532087b52bd113c052bfa173f6041e9e1d
diff --git a/patrole_tempest_plugin/tests/api/volume/test_volume_services_rbac.py b/patrole_tempest_plugin/tests/api/volume/test_volume_services_rbac.py
new file mode 100644
index 0000000..c1d8a65
--- /dev/null
+++ b/patrole_tempest_plugin/tests/api/volume/test_volume_services_rbac.py
@@ -0,0 +1,51 @@
+# Copyright 2017 AT&T Corporation.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.lib import decorators
+from tempest import test
+
+from patrole_tempest_plugin import rbac_rule_validation
+from patrole_tempest_plugin.tests.api.volume import rbac_base
+
+
+class VolumeServicesRbacTest(rbac_base.BaseVolumeRbacTest):
+
+    # TODO(felipemonteiro): Implement a test to cover the policy action,
+    # "volume_extension:services:update", once the Tempest client endpoint
+    # is implemented.
+
+    @classmethod
+    def skip_checks(cls):
+        super(VolumeServicesRbacTest, cls).skip_checks()
+        if not test.is_extension_enabled('os-services', 'volume'):
+            msg = "%s skipped as os-services not enabled." % cls.__name__
+            raise cls.skipException(msg)
+
+    @classmethod
+    def setup_clients(cls):
+        super(VolumeServicesRbacTest, cls).setup_clients()
+        cls.client = cls.os_primary.volume_services_v2_client
+
+    @decorators.idempotent_id('b9134f01-97c0-4abd-9455-fe2f03e3f966')
+    @rbac_rule_validation.action(
+        service="cinder",
+        rule="volume_extension:services:index")
+    def test_list_services(self):
+        self.rbac_utils.switch_role(self, toggle_rbac_role=True)
+        self.client.list_services()['services']
+
+
+class VolumeServicesV3RbacTest(VolumeServicesRbacTest):
+    _api_version = 3
diff --git a/releasenotes/notes/volume-services-rbac-test-57e69f9952c8746e.yaml b/releasenotes/notes/volume-services-rbac-test-57e69f9952c8746e.yaml
new file mode 100644
index 0000000..5b6f0cd
--- /dev/null
+++ b/releasenotes/notes/volume-services-rbac-test-57e69f9952c8746e.yaml
@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Added RBAC test for the volume services API, which covers the following
+    policy action: "volume_extension:services:index".