diff options
Diffstat (limited to 'nova/api')
| -rw-r--r-- | nova/api/ec2/cloud.py | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/nova/api/ec2/cloud.py b/nova/api/ec2/cloud.py index eacfdc0df..0efb90d6e 100644 --- a/nova/api/ec2/cloud.py +++ b/nova/api/ec2/cloud.py @@ -272,11 +272,23 @@ class CloudController(object): mappings = {} mappings['ami'] = block_device.strip_dev(root_device_name) mappings['root'] = root_device_name - - # 'ephemeralN' and 'swap' + default_local_device = instance_ref.get('default_local_device') + if default_local_device: + mappings['ephemeral0'] = default_local_device + default_swap_device = instance_ref.get('default_swap_device') + if default_swap_device: + mappings['swap'] = default_swap_device + ebs_devices = [] + + # 'ephemeralN', 'swap' and ebs for bdm in db.block_device_mapping_get_all_by_instance( ctxt, instance_ref['id']): - if (bdm['volume_id'] or bdm['snapshot_id'] or bdm['no_device']): + if bdm['no_device']: + continue + + # ebs volume case + if (bdm['volume_id'] or bdm['snapshot_id']): + ebs_devices.append(bdm['device_name']) continue virtual_name = bdm['virtual_name'] @@ -286,6 +298,16 @@ class CloudController(object): if block_device.is_swap_or_ephemeral(virtual_name): mappings[virtual_name] = bdm['device_name'] + # NOTE(yamahata): I'm not sure how ebs device should be numbered. + # Right now sort by device name for deterministic + # result. + if ebs_devices: + nebs = 0 + ebs_devices.sort() + for ebs in ebs_devices: + mappings['ebs%d' % nebs] = ebs + nebs += 1 + return mappings def get_metadata(self, address): |