Re: [Qemu-devel] [PATCH] scsi: prefer UUID to VM name for the initiator name

[Paolo Bonzini <pbonzini@redhat.com>]

Il 12/09/2013 10:38, Stefan Hajnoczi ha scritto:
> On Tue, Sep 10, 2013 at 06:40:04PM +0200, Paolo Bonzini wrote:
>> The UUID is unique even across multiple hosts, thus it is
>> better than a VM name even if it is less user-friendly.
>>
>> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
>> ---
>>  block/iscsi.c           | 23 ++++++++++++++++-------
>>  include/sysemu/sysemu.h |  2 ++
>>  stubs/Makefile.objs     |  1 +
>>  stubs/uuid.c            | 12 ++++++++++++
>>  4 files changed, 31 insertions(+), 7 deletions(-)
>>  create mode 100644 stubs/uuid.c
> 
> Will changing the initiator name break existing setups/ACLs?

The username for authentication is separate from the initiator name.

It could break persistent reservations, but there is a workaround
(specify the initiator name manually through "-iscsi").  I'll make sure
to document this in the release changelog.

Does it look good?

Paolo