sub wipe_blockdev {
my ($devpath) = @_;
- my $wipefs_cmd = ['wipefs', '--all', $devpath];
-
- my $dd_cmd = ['dd', 'if=/dev/zero', "of=${devpath}", 'bs=1M', 'conv=fdatasync'];
-
my $devname = basename($devpath);
my $dev_size = PVE::Tools::file_get_contents("/sys/class/block/$devname/size");
my $size = ($dev_size * 512 / 1024 / 1024);
my $count = ($size < 200) ? $size : 200;
- push @{$dd_cmd}, "count=${count}";
+ my $to_wipe = [];
+ dir_glob_foreach("/sys/class/block/${devname}", "${devname}.+", sub {
+ my ($part) = @_;
+ push $to_wipe->@*, "/dev/${part}" if -b "/dev/${part}";
+ });
+
+ if (scalar($to_wipe->@*) > 0) {
+ print "found child partitions to wipe: ". join(', ', $to_wipe->@*) ."\n";
+ }
+ push $to_wipe->@*, $devpath; # put actual device last
+
+ print "wiping block device ${devpath}\n";
- print "wiping disk/partition: ${devpath}\n";
+ run_command(['wipefs', '--all', $to_wipe->@*], errmsg => "error wiping '${devpath}'");
- run_command($wipefs_cmd, errmsg => "error wiping labels for '${devpath}'");
- run_command($dd_cmd, errmsg => "error wiping '${devpath}'");
+ run_command(
+ ['dd', 'if=/dev/zero', "of=${devpath}", 'bs=1M', 'conv=fdatasync', "count=${count}"],
+ errmsg => "error wiping '${devpath}'",
+ );
}
1;