The device_name was removed from the API. I think the only place it ever
worked was xenserver.
** Changed in: nova
Status: New => Invalid
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https://bugs.launchpad.net/bugs/1667269
Title:
Nova volume-attach doesnt care for <device> name given
Status in OpenStack Compute (nova):
Invalid
Bug description:
stack@controller:~/devstack$ nova help volume-attach
usage: nova volume-attach <server> <volume> [<device>]
Attach a volume to a server.
Positional arguments:
<server> Name or ID of server.
<volume> ID of the volume to attach.
<device> Name of the device e.g. /dev/vdb. Use "auto" for autoassign (if
supported). Libvirt driver will use default device name.
As shown below:
[root@greglinux2 ~(keystone_admin)]# nova volume-attachments
e9c63adc-e837-4108-b5cf-10a8f147a5ab
+----+--------+-----------+-----------+
| ID | DEVICE | SERVER ID | VOLUME ID |
+----+--------+-----------+-----------+
+----+--------+-----------+-----------+
[root@greglinux2 ~(keystone_admin)]#
[root@greglinux2 ~(keystone_admin)]#
[root@greglinux2 ~(keystone_admin)]#
[root@greglinux2 ~(keystone_admin)]# nova volume-attach
e9c63adc-e837-4108-b5cf-10a8f147a5ab f0990f38-8fc5-4710-b9ac-e846b6c634cb
/dev/vdb
+----------+--------------------------------------+
| Property | Value |
+----------+--------------------------------------+
| device | /dev/vdb |>>>>>>>>> attached as
device /dev/vdb
| id | f0990f38-8fc5-4710-b9ac-e846b6c634cb |
| serverId | e9c63adc-e837-4108-b5cf-10a8f147a5ab |
| volumeId | f0990f38-8fc5-4710-b9ac-e846b6c634cb |
+----------+--------------------------------------+
[root@greglinux2 ~(keystone_admin)]#
[root@greglinux2 ~(keystone_admin)]#
[root@greglinux2 ~(keystone_admin)]#
[root@greglinux2 ~(keystone_admin)]#
[root@greglinux2 ~(keystone_admin)]# nova volume-attach
e9c63adc-e837-4108-b5cf-10a8f147a5ab f0990f38-8fc5-4710-b9ac-e846b6c634cb
/dev/vdc >>>
+----------+--------------------------------------+
| Property | Value |
+----------+--------------------------------------+
| device | /dev/vdb | >>>>> Still attached as
/dev/vdb !!!!
| id | f0990f38-8fc5-4710-b9ac-e846b6c634cb |
| serverId | e9c63adc-e837-4108-b5cf-10a8f147a5ab |
| volumeId | f0990f38-8fc5-4710-b9ac-e846b6c634cb |
+----------+--------------------------------------+
[root@greglinux2 ~(keystone_admin)]#
[root@greglinux2 ~(keystone_admin)]#
It looks like nova is not considering <device> parameter at all.
Is it expected?
Looking into code to reason this.
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