Cinder tests - Volume Snapshots

Volume RBAC tests for cinder volume snapshot policies

Implements bp: initial-tests-volume
Co-Authored-By: Anthony Bellino <ab2434@att.com>

Change-Id: I70f54966e16c8cb46561b2e3d6bb67103f79b59d
diff --git a/patrole_tempest_plugin/tests/api/volume/test_volumes_snapshots_rbac.py b/patrole_tempest_plugin/tests/api/volume/test_volumes_snapshots_rbac.py
new file mode 100644
index 0000000..2fb8885
--- /dev/null
+++ b/patrole_tempest_plugin/tests/api/volume/test_volumes_snapshots_rbac.py
@@ -0,0 +1,114 @@
+# 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 import config
+from tempest.lib import decorators
+
+from patrole_tempest_plugin import rbac_rule_validation
+from patrole_tempest_plugin.rbac_utils import rbac_utils
+from patrole_tempest_plugin.tests.api.volume import rbac_base
+
+CONF = config.CONF
+
+
+class VolumesSnapshotRbacTest(rbac_base.BaseVolumeRbacTest):
+
+    @classmethod
+    def setup_clients(cls):
+        super(VolumesSnapshotRbacTest, cls).setup_clients()
+        cls.client = cls.snapshots_client
+
+    def tearDown(self):
+        rbac_utils.switch_role(self, switchToRbacRole=False)
+        super(VolumesSnapshotRbacTest, self).tearDown()
+
+    @classmethod
+    def skip_checks(cls):
+        super(VolumesSnapshotRbacTest, cls).skip_checks()
+        if not CONF.volume_feature_enabled.snapshot:
+            raise cls.skipException("Cinder volume snapshots are disabled")
+
+    @classmethod
+    def resource_setup(cls):
+        super(VolumesSnapshotRbacTest, cls).resource_setup()
+        # Create a test shared volume for tests
+        cls.name_field = cls.special_fields['name_field']
+        cls.descrip_field = cls.special_fields['descrip_field']
+        cls.volume = cls.create_volume()
+        # Create a test shared snapshot for tests
+        cls.snapshot = cls.create_snapshot(cls.volume['id'])
+
+    def _list_by_param_values(self, params, with_detail=False):
+        # Perform list or list_details action with given params
+        # and validates result.
+
+        if with_detail:
+            self.snapshots_client.list_snapshots(
+                detail=True, params=params)['snapshots']
+        else:
+            self.snapshots_client.list_snapshots(
+                params=params)['snapshots']
+
+    @rbac_rule_validation.action(service="cinder",
+                                 rule="volume:create_snapshot")
+    @decorators.idempotent_id('ac7b2ee5-fbc0-4360-afc2-de8fa4881ede')
+    def test_snapshot_create(self):
+        # Create a temp snapshot
+        rbac_utils.switch_role(self, switchToRbacRole=True)
+        self.create_snapshot(self.volume['id'])
+
+    @rbac_rule_validation.action(service="cinder",
+                                 rule="volume:get_snapshot")
+    @decorators.idempotent_id('93a11b40-1ba8-44d6-a196-f8d97220f796')
+    def test_snapshot_get(self):
+        # Get the snapshot
+        rbac_utils.switch_role(self, switchToRbacRole=True)
+        self.client.show_snapshot(self.snapshot
+                                  ['id'])['snapshot']
+
+    @rbac_rule_validation.action(service="cinder",
+                                 rule="volume:update_snapshot")
+    @decorators.idempotent_id('53fe8ee3-3bea-4ae8-a979-3c98ea72f620')
+    def test_snapshot_update(self):
+        new_desc = 'This is the new description of snapshot.'
+        params = {self.descrip_field: new_desc}
+        # Updates snapshot with new values
+        rbac_utils.switch_role(self, switchToRbacRole=True)
+        self.client.update_snapshot(
+            self.snapshot['id'], **params)['snapshot']
+
+    @rbac_rule_validation.action(service="cinder",
+                                 rule="volume:get_all_snapshots")
+    @decorators.idempotent_id('e4edf0c0-2cd3-420f-b8ab-4d98a0718608')
+    def test_snapshots_get_all(self):
+        """list snapshots with params."""
+        # Verify list snapshots by display_name filter
+        params = {self.name_field: self.snapshot[self.name_field]}
+        rbac_utils.switch_role(self, switchToRbacRole=True)
+        self._list_by_param_values(params)
+
+    @rbac_rule_validation.action(service="cinder",
+                                 rule="volume:delete_snapshot")
+    @decorators.idempotent_id('c7fe54ec-3b70-4772-ba11-f166d95888a3')
+    def test_snapshot_delete(self):
+        # Create a temp snapshot
+        temp_snapshot = self.create_snapshot(self.volume['id'])
+        rbac_utils.switch_role(self, switchToRbacRole=True)
+        # Delete the snapshot
+        self.client.delete_snapshot(temp_snapshot['id'])
+
+
+class VolumesSnapshotV3RbacTest(VolumesSnapshotRbacTest):
+    _api_version = 3