** Changed in: nova/liberty Status: New => Won't Fix ** Changed in: nova/mitaka Assignee: Tomoki Sekiyama (tsekiyama) => Lee Yarwood (lyarwood)
-- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to OpenStack Compute (nova). https://bugs.launchpad.net/bugs/1439869 Title: encrypted iSCSI volume attach fails when iscsi_use_multipath is enabled Status in OpenStack Compute (nova): Fix Released Status in OpenStack Compute (nova) liberty series: Won't Fix Status in OpenStack Compute (nova) mitaka series: In Progress Status in os-brick: Fix Released Bug description: When attempting to attach an encrypted iSCSI volume to an instance with iscsi_use_multipath set to True in nova.conf an error occurs in n-cpu. The devstack system being used had the following nova version: commit ab25f5f34b6ee37e495aa338aeb90b914f622b9d Merge "instance termination with update_dns_entries set fails" The following error occurs in n-cpu: Stack Trace: 2015-04-02 13:46:22.641 ERROR nova.virt.block_device [req-61f49ff8-b814-42c0-8cf8-ffe7b6a3561c admin admin] [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] Driver failed to attach volume 4778e71c-a1b5-4d b5-b677-1d8191468e87 at /dev/vdb 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] Traceback (most recent call last): 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] File "/opt/stack/nova/nova/virt/block_device.py", line 251, in attach 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] device_type=self['device_type'], encryption=encryption) 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 1064, in attach_volume 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] self._disconnect_volume(connection_info, disk_dev) 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 85, in __exit__ 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] six.reraise(self.type_, self.value, self.tb) 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 1051, in attach_volume 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] encryptor.attach_volume(context, **encryption) 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] File "/opt/stack/nova/nova/volume/encryptors/cryptsetup.py", line 93, in attach_volume 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] self._open_volume(passphrase, **kwargs) 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] File "/opt/stack/nova/nova/volume/encryptors/cryptsetup.py", line 78, in _open_volume 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] check_exit_code=True, run_as_root=True) 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] File "/opt/stack/nova/nova/utils.py", line 206, in execute 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] return processutils.execute(*cmd, **kwargs) 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] File "/usr/local/lib/python2.7/dist-packages/oslo_concurrency/processutils.py", line 233, in execute 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] cmd=sanitized_cmd) 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] ProcessExecutionError: Unexpected error while running command. 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] Command: sudo nova-rootwrap /etc/nova/rootwrap.conf cryptsetup create --key-file=- 36000eb37601bcf0200 0000000000036c /dev/mapper/36000eb37601bcf02000000000000036c 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] Exit code: 1 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] Stdout: u'' 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] Stderr: u'' 2015-04-02 13:46:22.641 TRACE nova.virt.block_device [instance: 41d0c192-a1ce-45eb-a5ff-bcb96ec0d8e5] multipath-tools was installed iscsi_use_multipath = True was set under the [libvirt] entry in nova.conf To reproduce: install multipath-tools set iscsi_use_multipath to True in nova.conf under the [libvirt] section. create an encrypted iSCSI volume and attempt to attach it to an instance (I was using CryptsetupEncryptor). The above error will occur in n-cpu. Possibly related bug: https://bugs.launchpad.net/nova/+bug/1439855 To manage notifications about this bug go to: https://bugs.launchpad.net/nova/+bug/1439869/+subscriptions -- Mailing list: https://launchpad.net/~yahoo-eng-team Post to : yahoo-eng-team@lists.launchpad.net Unsubscribe : https://launchpad.net/~yahoo-eng-team More help : https://help.launchpad.net/ListHelp