How to use list_volume_attachments method in tempest

Best Python code snippet using tempest_python

test_volume_swap.py

Source:test_volume_swap.py

...38            raise cls.skipException("Swapping volumes is not supported.")39    def _wait_for_server_volume_swap(self, server_id, old_volume_id,40                                     new_volume_id):41        """Waits for a server to swap the old volume to a new one."""42        volume_attachments = self.servers_client.list_volume_attachments(43            server_id)['volumeAttachments']44        attached_volume_ids = [attachment['volumeId']45                               for attachment in volume_attachments]46        start = int(time.time())47        while (old_volume_id in attached_volume_ids) \48                or (new_volume_id not in attached_volume_ids):49            time.sleep(self.servers_client.build_interval)50            volume_attachments = self.servers_client.list_volume_attachments(51                server_id)['volumeAttachments']52            attached_volume_ids = [attachment['volumeId']53                                   for attachment in volume_attachments]54            if int(time.time()) - start >= self.servers_client.build_timeout:55                old_vol_bdm_status = 'in BDM' \56                    if old_volume_id in attached_volume_ids else 'not in BDM'57                new_vol_bdm_status = 'in BDM' \58                    if new_volume_id in attached_volume_ids else 'not in BDM'59                message = ('Failed to swap old volume %(old_volume_id)s '60                           '(current %(old_vol_bdm_status)s) to new volume '61                           '%(new_volume_id)s (current %(new_vol_bdm_status)s)'62                           ' on server %(server_id)s within the required time '63                           '(%(timeout)s s)' %64                           {'old_volume_id': old_volume_id,65                            'old_vol_bdm_status': old_vol_bdm_status,66                            'new_volume_id': new_volume_id,67                            'new_vol_bdm_status': new_vol_bdm_status,68                            'server_id': server_id,69                            'timeout': self.servers_client.build_timeout})70                raise lib_exc.TimeoutException(message)71    @decorators.idempotent_id('1769f00d-a693-4d67-a631-6a3496773813')72    @test.services('volume')73    def test_volume_swap(self):74        # Create two volumes.75        # NOTE(gmann): Volumes are created before server creation so that76        # volumes cleanup can happen successfully irrespective of which volume77        # is attached to server.78        volume1 = self.create_volume()79        volume2 = self.create_volume()80        # Boot server81        server = self.create_test_server(wait_until='ACTIVE')82        # Attach "volume1" to server83        self.attach_volume(server, volume1)84        # Swap volume from "volume1" to "volume2"85        self.admin_servers_client.update_attached_volume(86            server['id'], volume1['id'], volumeId=volume2['id'])87        waiters.wait_for_volume_resource_status(self.volumes_client,88                                                volume1['id'], 'available')89        waiters.wait_for_volume_resource_status(self.volumes_client,90                                                volume2['id'], 'in-use')91        self._wait_for_server_volume_swap(server['id'], volume1['id'],92                                          volume2['id'])93        # Verify "volume2" is attached to the server94        vol_attachments = self.servers_client.list_volume_attachments(95            server['id'])['volumeAttachments']96        self.assertEqual(1, len(vol_attachments))97        self.assertIn(volume2['id'], vol_attachments[0]['volumeId'])98        # Swap volume from "volume2" to "volume1"99        self.admin_servers_client.update_attached_volume(100            server['id'], volume2['id'], volumeId=volume1['id'])101        waiters.wait_for_volume_resource_status(self.volumes_client,102                                                volume2['id'], 'available')103        waiters.wait_for_volume_resource_status(self.volumes_client,104                                                volume1['id'], 'in-use')105        self._wait_for_server_volume_swap(server['id'], volume2['id'],106                                          volume1['id'])107        # Verify "volume1" is attached to the server108        vol_attachments = self.servers_client.list_volume_attachments(109            server['id'])['volumeAttachments']110        self.assertEqual(1, len(vol_attachments))...

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