From: Florian Westphal <fw@xxxxxxxxx> centos9 has nmap-ncat which doesn't like the '-q' option, use socat. While at it, mark test skipped if needed tools are missing. Signed-off-by: Florian Westphal <fw@xxxxxxxxx> Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> --- .../selftests/netfilter/nft_zones_many.sh | 19 +++++++++++++------ 1 file changed, 13 insertions(+), 6 deletions(-) diff --git a/tools/testing/selftests/netfilter/nft_zones_many.sh b/tools/testing/selftests/netfilter/nft_zones_many.sh index ac646376eb01..04633119b29a 100755 --- a/tools/testing/selftests/netfilter/nft_zones_many.sh +++ b/tools/testing/selftests/netfilter/nft_zones_many.sh @@ -18,11 +18,17 @@ cleanup() ip netns del $ns } -ip netns add $ns -if [ $? -ne 0 ];then - echo "SKIP: Could not create net namespace $gw" - exit $ksft_skip -fi +checktool (){ + if ! $1 > /dev/null 2>&1; then + echo "SKIP: Could not $2" + exit $ksft_skip + fi +} + +checktool "nft --version" "run test without nft tool" +checktool "ip -Version" "run test without ip tool" +checktool "socat -V" "run test without socat tool" +checktool "ip netns add $ns" "create net namespace" trap cleanup EXIT @@ -71,7 +77,8 @@ EOF local start=$(date +%s%3N) i=$((i + 10000)) j=$((j + 1)) - dd if=/dev/zero of=/dev/stdout bs=8k count=10000 2>/dev/null | ip netns exec "$ns" nc -w 1 -q 1 -u -p 12345 127.0.0.1 12345 > /dev/null + # nft rule in output places each packet in a different zone. + dd if=/dev/zero of=/dev/stdout bs=8k count=10000 2>/dev/null | ip netns exec "$ns" socat STDIN UDP:127.0.0.1:12345,sourceport=12345 if [ $? -ne 0 ] ;then ret=1 break -- 2.30.2