From: Fabian Frederick <fabf@skynet.be>
To: pablo@netfilter.org, kadlec@netfilter.org, fw@strlen.de,
sbrivio@redhat.com
Cc: netfilter-devel@vger.kernel.org, coreteam@netfilter.org,
netdev@vger.kernel.org, Fabian Frederick <fabf@skynet.be>
Subject: [PATCH V2 5/5 nf] selftests: netfilter: add command usage
Date: Sun, 23 Aug 2020 20:18:06 +0200 [thread overview]
Message-ID: <20200823181806.13463-1-fabf@skynet.be> (raw)
Avoid bad command arguments.
Based on tools/power/cpupower/bench/cpufreq-bench_plot.sh
Signed-off-by: Fabian Frederick <fabf@skynet.be>
---
V2: new patch
tools/testing/selftests/netfilter/nft_flowtable.sh | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/tools/testing/selftests/netfilter/nft_flowtable.sh b/tools/testing/selftests/netfilter/nft_flowtable.sh
index 44a8798262369..431296c0f91cf 100755
--- a/tools/testing/selftests/netfilter/nft_flowtable.sh
+++ b/tools/testing/selftests/netfilter/nft_flowtable.sh
@@ -86,12 +86,23 @@ omtu=9000
lmtu=1500
rmtu=2000
+usage(){
+ echo "nft_flowtable.sh [OPTIONS]"
+ echo
+ echo "MTU options"
+ echo " -o originator"
+ echo " -l link"
+ echo " -r responder"
+ exit 1
+}
+
while getopts "o:l:r:" o
do
case $o in
o) omtu=$OPTARG;;
l) lmtu=$OPTARG;;
r) rmtu=$OPTARG;;
+ *) usage;;
esac
done
--
2.27.0
reply other threads:[~2020-08-23 18:18 UTC|newest]
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