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rbd: volume resize: avoid passing floating point value to rbd

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which causes an error "the argument for option '--size' is invalid".
Just round up to the nearest integer to have at least the requested
size. This is similar to what is done for ZFS with d3e3e5d ("When
resizing a ZFS volume, align size to 1M") and makes commands like 'qm
resize 102 scsi1 +0.01G' work.

Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
This commit is contained in:
Fiona Ebner 2023-04-28 14:32:09 +02:00 committed by Thomas Lamprecht
parent 4ff0f451bd
commit 93e34f7259
1 changed files with 2 additions and 1 deletions
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src/PVE/Storage/RBDPlugin.pm
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@ -7,6 +7,7 @@ use Cwd qw(abs_path);
use IO::File;
use JSON;
use Net::IP;
use POSIX qw(ceil);
use PVE::CephConfig;
use PVE::Cluster qw(cfs_read_file);;
@ -779,7 +780,7 @@ sub volume_resize {
my ($vtype, $name, $vmid) = $class->parse_volname($volname);
my $cmd = $rbd_cmd->($scfg, $storeid, 'resize', '--size', ($size/1024/1024), $name);
my $cmd = $rbd_cmd->($scfg, $storeid, 'resize', '--size', ceil($size/1024/1024), $name);
run_rbd_command($cmd, errmsg => "rbd resize '$volname' error");
return undef;
}