=cut
+my $format;
+
+=item B<--format> raw
+
+Specify the format of disk images given on the command line. If this
+is omitted then the format is autodetected from the content of the
+disk image.
+
+If disk images are requested from libvirt, then this program asks
+libvirt for this information. In this case, the value of the format
+parameter is ignored.
+
+If working with untrusted raw-format guest disk images, you should
+ensure the format is always specified.
+
+=cut
+
my $expr;
=item B<--expr EXPR> | B<-e EXPR>
GetOptions ("help|?" => \$help,
"version" => \$version,
"connect|c=s" => \$uri,
+ "format=s" => \$format,
"expr|e=s" => \$expr,
"backup|b=s" => \$backup,
) or pod2usage (2);
my $g;
if ($uri) {
- $g = open_guest (\@ARGV, address => $uri, rw => 1);
+ $g = open_guest (\@ARGV, address => $uri, rw => 1, format => $format);
} else {
- $g = open_guest (\@ARGV, rw => 1);
+ $g = open_guest (\@ARGV, rw => 1, format => $format);
}
$g->launch ();
my $os = $oses->{$root_dev};
mount_operating_system ($g, $os, 0);
-my ($fh_not_used, $tempname) = tempfile (UNLINK => 1);
+my ($fh, $tempname) = tempfile (UNLINK => 1);
+my $fddev = "/dev/fd/" . fileno ($fh);
# Allow this to fail in case eg. the file does not exist.
-$g->download($filename, $tempname);
+$g->download ($filename, $fddev);
+
+close $fh or die "close: $!";
my $do_upload = $tempname;
die if $@;
print $fh $_ or die "print: $!";
}
- close $fh;
+ close $fh or die "close: $!";
$do_upload = $tempout;
}