Thanks for the report! Could you please file a Vdsm bug?
Bests, ----- Original Message ----- > From: "Pavel Gashev" <p...@acronis.com> > To: users@ovirt.org > Sent: Wednesday, March 30, 2016 4:39:14 PM > Subject: [ovirt-users] payload device serial > Hello, > I hit a bug, and just want to share a solution. > VM with a payload (Initial run) do not start with libvirt >= 1.3.2. VDSM log > says: "libvirtError: unsupported configuration: Disks 'hdc' and 'hdd' have > identical serial". > Yes, both cdrom devices have the same serial. Empty serial: > <disk device="cdrom" snapshot="no" type="file"> > <source > file="/var/run/vdsm/payload/2eaf9c8e-2123-4b48-9b62-f96168ac7a36.41f22cb1676858ad4e22e8440519032d.img" > startupPolicy="optional"/> > <target bus="ide" dev="hdd"/> > <readonly/> > <serial/> > </disk> > <disk device="cdrom" snapshot="no" type="file"> > <source file="" startupPolicy="optional"/> > <target bus="ide" dev="hdc"/> > <readonly/> > <serial/> > </disk> > I don't know where is the issue. Either libvirt should work with empty > serials, or VDSM should generate serial at least for payload device. > Related bug - https://bugzilla.redhat.com/show_bug.cgi?id=1245013 > Quick fix is to install a VDSM hook to > /usr/libexec/vdsm/hooks/before_vm_start: > ---------- cut here ---------- > #!/usr/bin/python > import hooking > import uuid > domxml = hooking.read_domxml() > for disk in domxml.getElementsByTagName('disk'): > if disk.getAttribute('device') == 'cdrom': > for source in disk.getElementsByTagName('source'): > if source.getAttribute('file').find('/payload/') > 0: > for serial in disk.getElementsByTagName('serial'): > if not serial.hasChildNodes(): > serial.appendChild(domxml.createTextNode(str(uuid.uuid4()))) > hooking.write_domxml(domxml) > ---------- cut here ---------- > _______________________________________________ > Users mailing list > Users@ovirt.org > http://lists.ovirt.org/mailman/listinfo/users -- Francesco Romani RedHat Engineering Virtualization R & D Phone: 8261328 IRC: fromani
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