inspect_os() shouldn't do this, but ultimately it's heuristic. As we know what the transfer device is, we can double-check the output. --- v2v/virt-v2v.pl | 18 +++++++++++++++++- 1 files changed, 17 insertions(+), 1 deletions(-) diff --git a/v2v/virt-v2v.pl b/v2v/virt-v2v.pl index fe07ae9..6e73102 100755 --- a/v2v/virt-v2v.pl +++ b/v2v/virt-v2v.pl @@ -496,11 +496,18 @@ my $g = new Sys::VirtConvert::GuestfsHandle( $output_method eq 'rhev' ); +# Get the name of the appliance's transfer device, if it has one +my $transferdev; +if (defined($transferiso)) { + my @devices = $g->list_devices(); + $transferdev = pop(@devices); +} + my $guestcaps; my $desc; eval { # Inspect the guest - $desc = inspect_guest($g); + $desc = inspect_guest($g, $transferdev); # Modify the guest and its metadata $guestcaps = @@ -559,9 +566,18 @@ sub signal_exit sub inspect_guest { my $g = shift; + my $transferdev = shift; # Get list of roots, sorted. my @roots = $g->inspect_os (); + + # Filter out the transfer device from the results of inspect_os + # There's a libguestfs bug (fixed upstream) which meant the transfer ISO + # could be erroneously detected as an unknown Windows OS. As we know what it + # is, we can filter out the transfer device here. Even when the fix is + # released this is reasonable belt & braces. + @roots = grep(!/^\Q$transferdev\E$/, @roots); + @roots = sort @roots; my $root_dev;