[libvirt] [PATCH] virsh: Avoid undefine active interface

[Daniel P. Berrange]

On Fri, Jul 15, 2011 at 12:04:17AM +0800, ajia at redhat.com wrote:
> * tools/virsh.c: libvirt should check if current interface is active before
>   undefine the interface, and don't allow to undefine a active interface.
> ---
>  tools/virsh.c |   10 ++++++++++
>  1 files changed, 10 insertions(+), 0 deletions(-)
> 
> diff --git a/tools/virsh.c b/tools/virsh.c
> index bd6fea7..899bf25 100644
> --- a/tools/virsh.c
> +++ b/tools/virsh.c
> @@ -5675,6 +5675,16 @@ cmdInterfaceUndefine(vshControl *ctl, const vshCmd *cmd)
>      if (!(iface = vshCommandOptInterface(ctl, cmd, &name)))
>          return false;
>  
> +    if (virInterfaceIsActive(iface)) {
> +        vshError(ctl,
> +                 _("a active interface like %s cannot be undefined;\n"
> +                   "to undefine, first destroy then undefine"
> +                   " using its name or MAC address"),
> +                 name);
> +        virInterfaceFree(iface);
> +        return false;
> +    }

This kind of check should be done in the drivers, rather than virsh


Regards,
Daniel
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