Merge "Add volume backup tempest tests"
diff --git a/cinder/tests/tempest/api/volume/test_volume_backup.py b/cinder/tests/tempest/api/volume/test_volume_backup.py
new file mode 100644
index 0000000..dc4090b
--- /dev/null
+++ b/cinder/tests/tempest/api/volume/test_volume_backup.py
@@ -0,0 +1,142 @@
+# Copyright (c) 2016 Mirantis Inc.
+# 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 oslo_config import cfg
+import testtools
+
+from tempest.api.volume import base as volume_base
+from tempest.common import waiters
+from tempest import config
+from tempest.lib.common.utils import data_utils
+from tempest import test
+
+# TODO(obutenko): Remove this when liberty-eol happens.
+snapshot_backup_opt = cfg.BoolOpt('snapshot_backup',
+                                  default=False,
+                                  help='Creating backup from snapshot not '
+                                  'implemented in Liberty.')
+
+CONF = config.CONF
+CONF.register_opt(snapshot_backup_opt, group='volume-feature-enabled')
+
+
+class VolumesBackupsTest(volume_base.BaseVolumeTest):
+
+    @classmethod
+    def skip_checks(cls):
+        super(VolumesBackupsTest, cls).skip_checks()
+        if not CONF.volume_feature_enabled.backup:
+            raise cls.skipException("Cinder backup feature disabled")
+
+    @testtools.skipUnless(CONF.volume_feature_enabled.snapshot_backup,
+                          "Skip. Not implemented in Liberty.")
+    @test.idempotent_id('885410c6-cd1d-452c-a409-7c32b7e0be15')
+    def test_volume_snapshot_backup(self):
+        """Create backup from snapshot."""
+        volume = self.create_volume()
+        # Create snapshot
+        snapshot = self.create_snapshot(volume['id'])
+        # Create backup
+        backup = self.create_backup(
+            volume_id=volume['id'],
+            snapshot_id=snapshot['id'])
+        # Get a given backup
+        backup = self.backups_client.show_backup(
+            backup['id'])['backup']
+        waiters.wait_for_backup_status(
+            self.backups_client,
+            backup['id'], 'available')
+        self.assertEqual(volume['id'], backup['volume_id'])
+        self.assertEqual(snapshot['id'], backup['snapshot_id'])
+
+        self.snapshots_client.delete_snapshot(snapshot['id'])
+        self.snapshots_client.wait_for_resource_deletion(snapshot['id'])
+
+        self.volumes_client.delete_volume(volume['id'])
+        self.volumes_client.wait_for_resource_deletion(volume['id'])
+
+    @test.idempotent_id('b5d837b0-7066-455d-88fc-4a721a899306')
+    def test_backup_create_and_restore_to_an_existing_volume(self):
+        """Test backup create and restore to an existing volume."""
+        # Create volume
+        src_vol = self.create_volume()
+        self.addCleanup(self.volumes_client.delete_volume,
+                        src_vol['id'])
+        # Create backup
+        backup = self.backups_client.create_backup(
+            volume_id=src_vol['id'])['backup']
+        self.addCleanup(self.backups_client.delete_backup, backup['id'])
+        waiters.wait_for_backup_status(
+            self.backups_client,
+            backup['id'], 'available')
+        # Restore to existing volume
+        restore = self.backups_client.restore_backup(
+            backup_id=backup['id'],
+            volume_id=src_vol['id'])['restore']
+        waiters.wait_for_backup_status(
+            self.backups_client,
+            backup['id'], 'available')
+        waiters.wait_for_volume_status(
+            self.volumes_client,
+            src_vol['id'], 'available')
+        self.assertEqual(src_vol['id'], restore['volume_id'])
+        self.assertEqual(backup['id'], restore['backup_id'])
+
+    @test.idempotent_id('c810fe2c-cb40-43ab-96aa-471b74516a98')
+    def test_incremental_backup(self):
+        """Test create incremental backup."""
+        # Create volume from image
+        volume = self.create_volume(size=CONF.volume.volume_size,
+                                    imageRef=CONF.compute.image_ref)
+        self.addCleanup(self.volumes_client.delete_volume,
+                        volume['id'])
+
+        # Create backup
+        backup = self.backups_client.create_backup(
+            volume_id=volume['id'])['backup']
+        waiters.wait_for_backup_status(self.backups_client,
+                                       backup['id'],
+                                       'available')
+        # Create a server
+        bd_map = [{'volume_id': volume['id'],
+                   'delete_on_termination': '0'}]
+
+        server_name = data_utils.rand_name('instance')
+        server = self.create_server(
+            name=server_name,
+            block_device_mapping=bd_map,
+            wait_until='ACTIVE')
+
+        # Delete VM
+        self.servers_client.delete_server(server['id'])
+        # Create incremental backup
+        waiters.wait_for_volume_status(self.volumes_client, volume['id'],
+                                       'available')
+        backup_incr = self.backups_client.create_backup(
+            volume_id=volume['id'],
+            incremental=True)['backup']
+
+        waiters.wait_for_backup_status(self.backups_client,
+                                       backup_incr['id'],
+                                       'available')
+
+        is_incremental = self.backups_client.show_backup(
+            backup_incr['id'])['backup']['is_incremental']
+        self.assertTrue(is_incremental)
+
+        self.backups_client.delete_backup(backup_incr['id'])
+        self.backups_client.wait_for_resource_deletion(backup_incr['id'])
+        self.backups_client.delete_backup(backup['id'])
+        self.backups_client.wait_for_resource_deletion(backup['id'])