[Buildroot] [PATCH] package/skeleton: add a startup script to wait for slow network interfaces
Jérôme Pouiller
jezz at sysmic.org
Mon Oct 19 10:22:30 UTC 2015
On Monday 19 October 2015 12:15:40 Peter Korsgaard wrote:
> >>>>> "Jérôme" == Jérôme Pouiller <jezz at sysmic.org> writes:
> Hi,
>
> > I am a bit late to do the review, but why not add a script in
> >
> > /etc/network/if-pre-up.d ? For example (notice $IFACE and
> > $IF_MAXWAIT
> > are set by ifupdown):
> >
> > #! /bin/sh
> > if [ "${IF_MAXWAIT}" ]; then
> >
> > printf "Waiting for interface %s to appear" "${IFACE}"
> > while [ ${IF_MAXWAIT} -gt 0 ]; do
> >
> > if [ -e "/sys/class/net/${IFACE}" ]; then
> >
> > printf " yes\n"
> > exit 0
> >
> > fi
> > sleep 1
> > printf "."
> >
> > : $((wait--))
> >
> > done
> > printf " no.\n"
> > exit 1
> >
> > fi
>
> That's certainly also an option. Care to send a patch reworking the
> logic in S40network to a pre-up.d hook?
Ok, I will.
--
Jérôme Pouiller, Sysmic
Embedded Linux specialist
http://www.sysmic.fr
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