[OE-core] [PATCH v1] wic: Add --exclude-path option to rootfs source plugin.

[Ed Bartosh]

On Fri, Nov 25, 2016 at 01:35:53PM +0100, Kristian Amlie wrote:
> On 25/11/16 13:28, Maciej Borzęcki wrote:
> > On Fri, Nov 25, 2016 at 11:15 AM, Kristian Amlie
> >> +                # Disallow '..', because doing so could be quite disastrous
> >> +                # (we will delete the directory).
> >> +                remaining = path
> >> +                while True:
> >> +                    (head, tail) = os.path.split(remaining)
> >> +                    if tail == '..':
> >> +                        msger.error("'..' not allowed: --exclude-path=%s" % orig_path)
> >> +                    elif head == "":
> >> +                        break
> >> +                    remaining = head
> > 
> > Why not do this instead?
> > 
> >     if '..' in path:
> >         msger.error("'..' not allowed: --exclude-path=%s" % orig_path)
> > 
would "'/..' in path" or something similar work?

--
Regards,
Ed