[pve-devel] applied: [PATCH storage] RBD plugin: path: conditionalize get_rbd_dev_path() call

[Fabian Grünbichler]

thanks!

On August 31, 2022 10:50 am, Fiona Ebner wrote:
> The return value of get_rbd_dev_path() is only used when $scfg->{krbd}
> evaluates to true and the function shouldn't have any side effects
> that are needed later, so the call can be avoided otherwise.
> 
> This also saves a RADOS connection and command with configurations for
> external clusters with krbd disabled.
> 
> Signed-off-by: Fiona Ebner <f.ebner at proxmox.com>
> ---
>  PVE/Storage/RBDPlugin.pm | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/PVE/Storage/RBDPlugin.pm b/PVE/Storage/RBDPlugin.pm
> index eeeaf3f..d76f930 100644
> --- a/PVE/Storage/RBDPlugin.pm
> +++ b/PVE/Storage/RBDPlugin.pm
> @@ -417,8 +417,10 @@ sub path {
>      my ($vtype, $name, $vmid) = $class->parse_volname($volname);
>      $name .= '@'.$snapname if $snapname;
>  
> -    my $rbd_dev_path = get_rbd_dev_path($scfg, $storeid, $name);
> -    return ($rbd_dev_path, $vmid, $vtype) if $scfg->{krbd};
> +    if ($scfg->{krbd}) {
> +	my $rbd_dev_path = get_rbd_dev_path($scfg, $storeid, $name);
> +	return ($rbd_dev_path, $vmid, $vtype);
> +    }
>  
>      my $rbd_path = get_rbd_path($scfg, $name);
>      my $path = "rbd:${rbd_path}";
> -- 
> 2.30.2
> 
> 
> 
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