Don't remove and recreate lun when changing a volume

[pve-storage.git] / PVE / Storage / DRBDPlugin.pm

diff --git a/PVE/Storage/DRBDPlugin.pm b/PVE/Storage/DRBDPlugin.pm
index e0c8260797d73abcbe2851f4eedc3d987a4752b3..dbae4d11b85f92050ad882db480d897573ab918e 100644 (file)
--- a/PVE/Storage/DRBDPlugin.pm
+++ b/PVE/Storage/DRBDPlugin.pm
@@ -177,21 +177,10 @@ sub alloc_image {
 
     my $hdl = connect_drbdmanage_service();
     my $volumes = drbd_list_volumes($hdl);
+    my $disk_list = [ keys %$volumes ];
 
     die "volume '$name' already exists\n" if defined($name) && $volumes->{$name};
-    
-    if (!defined($name)) {     
-       for (my $i = 1; $i < 100; $i++) {
-           my $tn = "vm-$vmid-disk-$i";
-           if (!defined ($volumes->{$tn})) {
-               $name = $tn;
-               last;
-           }
-       }
-    }
-
-    die "unable to allocate an image name for VM $vmid in storage '$storeid'\n"
-       if !defined($name);
+    $name //= PVE::Storage::Plugin::get_next_vm_diskname($disk_list, $storeid, $vmid, undef, $scfg);
 
     my ($rc, $res) = $hdl->create_resource($name, {});
     check_drbd_res($rc);