Eqlx: Encrypted volumes fails to attach - cryptsetup name is too long Edit

[Rajini Karthik]

Encrypted volumes are failing to attach due to long volume names

When running eqlx storage with Cinder and the following TestEncryptedCinderVolumes tests:

cryptsetup complains about the name being too long:

015-04-03 15:54:52.499 ERROR nova.virt.libvirt.driver [req-5874a880-6cb9-4a55-ab99-637e3bf76a06 TestEncryptedCinderVolumes-616200795 TestEncryptedCinderVolumes-1486254354] [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] Failed to attach volume at mountpoint: /dev/vdb
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] Traceback (most recent call last):
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 1050, in attach_volume
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] encryptor.attach_volume(context, **encryption)
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] File "/opt/stack/nova/nova/volume/encryptors/cryptsetup.py", line 86, in attach_volume
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] self._open_volume(passphrase, **kwargs)
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] File "/opt/stack/nova/nova/volume/encryptors/cryptsetup.py", line 71, in _open_volume
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] check_exit_code=True, run_as_root=True)
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] File "/opt/stack/nova/nova/utils.py", line 206, in execute
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] return processutils.execute(*cmd, **kwargs)
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] File "/usr/local/lib/python2.7/dist-packages/oslo_concurrency/processutils.py", line 233, in execute
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] cmd=sanitized_cmd)
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] ProcessExecutionError: Unexpected error while running command.
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] Command: sudo nova-rootwrap /etc/nova/rootwrap.conf cryptsetup create --key-file=- --cipher aes-xts-plain64 --key-size 512 ip-10.125.165.140:3260-iscsi-iqn.2001-05.com.equallogic:0-8a0906-7c2d1c401-046eb4d0faa551eb-volume-781f1a47-3c98-44d2-ba8b-802674629f81-lun-0 /dev/sdb
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] Exit code: 1
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] Stdout: u''
2015-04-03 15:54:52.499 9358 TRACE nova.virt.libvirt.driver [instance: 803f6b0f-acab-476f-b4f7-d72e1f9c1c98] Stderr: u'Name "ip-10.125.165.140:3260-iscsi-iqn.2001-05.com.equallogic:0-8a0906-7c2d1c401-046eb4d0faa551eb-volume-781f1a47-3c98-44d2-ba8b-802674629f81-lun-0" too long.\n'

[Rajini Karthik (rajini-karthik)]

Related bug https://bugs.launchpad.net/tempest/+bug/1432490

This is causing the CI tests to fail

* dell-eql-dsvm-volume http://oslogs.compellent.com/dell-eql-169858-9/ : FAILURE

[Rajini Karthik (rajini-karthik)]

Can the test case generate a shorter name?