[pve-devel] applied-series: [PATCH v2 storage 1/3] ZFSPoolPlugin: fix #2662 get volume size correctly

[Fabian Grünbichler]

thanks!

On April 7, 2020 2:25 pm, Aaron Lauterer wrote:
> Getting the volume sizes as byte values instead of converted to human
> readable units helps to avoid rounding errors in the further processing
> if the volume size is more on the odd side.
> 
> The `zfs list` command supports the -p(arseable) flag since a few years
> now.
> When returning the size in bytes there is no  calculation performed and
> thus we need to explicitly cast the size to an integer before returning
> it.
> 
> Signed-off-by: Aaron Lauterer <a.lauterer at proxmox.com>
> ---
> 
> v1->v2: made the -p flag more obvious in the commit msg by adding a dash
> 
> Removal of zfs_parse_size and using the -p flag where appropiate is done
> in individual patches which I hope is okay.
> 
>  PVE/Storage/ZFSPoolPlugin.pm | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/PVE/Storage/ZFSPoolPlugin.pm b/PVE/Storage/ZFSPoolPlugin.pm
> index b538e3b..cb3f2f0 100644
> --- a/PVE/Storage/ZFSPoolPlugin.pm
> +++ b/PVE/Storage/ZFSPoolPlugin.pm
> @@ -81,7 +81,7 @@ sub zfs_parse_size {
>  	    $size = ceil($size);
>  	}
>  
> -	return $size;
> +	return $size + 0;
>  
>      }
>  
> @@ -400,7 +400,7 @@ sub zfs_delete_zvol {
>  sub zfs_list_zvol {
>      my ($class, $scfg) = @_;
>  
> -    my $text = $class->zfs_request($scfg, 10, 'list', '-o', 'name,volsize,origin,type,refquota', '-t', 'volume,filesystem', '-Hr');
> +    my $text = $class->zfs_request($scfg, 10, 'list', '-o', 'name,volsize,origin,type,refquota', '-t', 'volume,filesystem', '-Hrp');
>      my $zvols = zfs_parse_zvol_list($text);
>      return undef if !$zvols;
>  
> -- 
> 2.20.1
> 
> 
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