def update(self, doc, process=None):
        if process is None:
            pk = 'id'
            id = doc.id
            doc.synced = False
            set = doc
        elif process == UPDATE_PROCESS:
            if self.db.docs.find({'sid': doc.sid}).count() == 0:
                return self.insert(doc, synced=True)
            pk = 'sid'
            id = doc.sid
            doc.synced = not doc.merged() # must be commited if was merged
            doc.merged(False)
            set = {'tid': doc.tid, 'data': doc.data, 'user': doc.user,
                   'public': doc.public, 'synced': doc.synced}
        elif process == COMMIT_PROCESS:
            pk = 'id'
            id = doc.id
            doc.synced = True
            set = {'sid': doc.sid, 'tid': doc.tid, 'synced': doc.synced}
        else:
            raise DatabaseException('Incorrect update process')

        try:
            rs = self.db.docs.update({pk: id}, {'$set': set}, safe=True)
            assert rs['n'] == 1
        except Exception as e:
            raise DatabaseException(e)
        return doc
def test_volume_upload(self):
        """Test uploading volume to create an image"""
        # NOTE(gfidente): the volume uploaded in Glance comes from setUpClass,
        # it is shared with the other tests. After it is uploaded in Glance,
        # there is no way to delete it from Cinder, so we delete it from Glance
        # using the Glance images_client and from Cinder via tearDownClass.
        image_name = data_utils.rand_name(self.__class__.__name__ + '-Image')
        body = self.volumes_client.upload_volume(
            self.volume['id'], image_name=image_name,
            disk_format=CONF.volume.disk_format)['os-volume_upload_image']
        image_id = body["image_id"]
        self.addCleanup(test_utils.call_and_ignore_notfound_exc,
                        self.images_client.delete_image,
                        image_id)
        waiters.wait_for_image_status(self.images_client, image_id, 'active')
        waiters.wait_for_volume_resource_status(self.volumes_client,
                                                self.volume['id'], 'available')

        image_info = self.images_client.show_image(image_id)
        self.assertEqual(image_name, image_info['name'])
        self.assertEqual(CONF.volume.disk_format, image_info['disk_format'])