[pve-devel] [PATCH qemu-server] vzdump: exclude efidisks from backups of non-OVMF machines

Thomas Lamprecht t.lamprecht at proxmox.com
Mon Feb 17 15:50:12 CET 2020


On 2/17/20 10:34 AM, Stefan Reiter wrote:
> Machines running with SeaBIOS don't have the efidisk attached, so QEMU
> cannot back it up and fails with "unknown drive".
> 
> Signed-off-by: Stefan Reiter <s.reiter at proxmox.com>
> ---
>  PVE/VZDump/QemuServer.pm | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/PVE/VZDump/QemuServer.pm b/PVE/VZDump/QemuServer.pm
> index 3d9c61a..7695ad6 100644
> --- a/PVE/VZDump/QemuServer.pm
> +++ b/PVE/VZDump/QemuServer.pm
> @@ -84,6 +84,9 @@ sub prepare {
>  		die "disk '$ds' '$volid' (iothread=on) can't use backup feature with running QEMU " .
>  		    "version < 4.0.1! Either set backup=no for this drive or upgrade QEMU and restart VM\n";
>  	    }
> +	} elsif ($ds =~ m/^efidisk/ && (!defined($conf->{bios}) || $conf->{bios} ne 'ovmf')) {
> +	    $self->loginfo("excluding '$ds' (efidisks can only be backed up when BIOS is set to 'ovmf')");
> +	    return;
>  	} else {
>  	    my $log = "include disk '$ds' '$volid'";
>  	   if (defined $drive->{size}) {
> 

maybe a $self->log('warn', ...) would be more appropriate?

Or could we add it somehow else to the archive, if it's not in use?

Anyway, applied for now, thanks!



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