Only supports GPT-partitioned disks as I didn't see an option for
sgdisk to make it also work with MBR-partitioned disks. And while
sfdisk could be used instead (or additionally) it would be a new
dependency, and AFAICS require some conversion of partition type GUIDs
to MBR types on our part.
Signed-off-by: Fabian Ebner <f.eb...@proxmox.com>
---
PVE/Diskmanage.pm | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/PVE/Diskmanage.pm b/PVE/Diskmanage.pm
index 10e1218..3fea649 100644
--- a/PVE/Diskmanage.pm
+++ b/PVE/Diskmanage.pm
@@ -895,6 +895,23 @@ sub is_mounted {
return $found;
}
+# Currently only supports GPT-partitioned disks.
+sub change_parttype {
+ my ($partpath, $parttype) = @_;
+
+ my $err = "unable to change partition type for $partpath";
+
+ my $partnum = get_partnum($partpath);
+ my $blockdev = get_blockdev($partpath);
+ my $dev = strip_dev($blockdev);
+
+ my $info = get_disks($dev, 1);
+ die "$err - unable to get disk info for '$blockdev'\n" if
!defined($info->{$dev});
+ die "$err - disk '$blockdev' is not GPT partitioned\n" if
!$info->{$dev}->{gpt};
+
+ run_command(['sgdisk', "-t${partnum}:${parttype}", $blockdev], errmsg =>
$err);
+}
+
# Wipes all labels and the first 200 MiB of a disk/partition (or the whole if
it is smaller).
# Expected to be called with a result of verify_blockdev_path().
sub wipe_blockdev {
--
2.30.2
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