Re: [LTP] [PATCH 2/4] netns: Add ip tools check to netns tests.

[Subrata Modak <subrata@linux.vnet.ibm.com>]

On Thu, 2009-07-02 at 01:58 -0700, Matt Helsley wrote: 
> Use ip -V to exclude the network namespace testcases since they require
> version  ("snapshot") ss080725 or higher to set the network namespace of
> interfaces used for testing.
> 
> Signed-off-by: Matt Helsley <matthltc@us.ibm.com>

Thanks for this as well.

Regards--
Subrata

> Signed-off-by: Sachin P. Sant <sachinp@in.ibm.com>
> Cc: Daniel Lezcano <daniel.lezcano@free.fr>
> Cc: Poornima Nayak <poornima.nayak@in.ibm.com>
> Cc: Sudhir Kumar <skumar@linux.vnet.ibm.com>
> Cc: Veerendra C <vechandr@in.ibm.com>
> Cc: Munipradeep <mbeeraka@in.ibm.com>
> Cc: ltp@list.sourceforge.net
> 
> ---
>  testcases/kernel/containers/netns/runnetnstest.sh |   21 +++++++++++++++++++++
>  1 file changed, 21 insertions(+)
> 
> Index: ltp/testcases/kernel/containers/netns/runnetnstest.sh
> ===================================================================
> --- ltp.orig/testcases/kernel/containers/netns/runnetnstest.sh
> +++ ltp/testcases/kernel/containers/netns/runnetnstest.sh
> @@ -24,6 +24,27 @@
> 
>  rc=0
>  exit_code=0
> +
> +# Check the iproute2 version (aka "SnapShot")
> +IPROUTEV=`ip -V | cut -d ',' -f 2 | cut -d '-' -f 2 | sed -e 's/^ss//'`
> +
> +# We need to strip leading 0s else bash thinks we're giving it octal numbers.
> +IPROUTEY=$(echo ${IPROUTEV:0:2} | sed -e 's/^0\+//') # Year
> +IPROUTEM=$(echo ${IPROUTEV:2:2} | sed -e 's/^0\+//') # Month
> +IPROUTED=$(echo ${IPROUTEV:4:2} | sed -e 's/^0\+//') # Day
> +
> +V=$((${IPROUTEY}*12*32 + ${IPROUTEM}*32 + ${IPROUTED}))
> +
> +#
> +# iproute-ss080725 and later support setting the network namespace of an
> +# interface.
> +#
> +NETNSV=$((8*12*32 + 7*32 + 25))
> +if [ ${V} -lt ${NETNSV} ]; then
> +	echo "INFO: iproute tools do not support setting network namespaces. Skipping network namespace tests."
> +	exit $exit_code
> +fi
> +
>  crtchild
>  rc=$?
>  if [ $rc -ne 0 ]; then


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