Thread (6 messages) flat view 6 messages, 2 authors, 2020-10-09
STALE2128d REVIEWED: 1 (1M)

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[PATCH 1/4] selftests: netfilter: add cpu counter check

From: Pablo Neira Ayuso <pablo@netfilter.org>
Date: 2020-10-07 00:11:07
Also in: netfilter-devel
Subsystem: kernel selftest framework, the rest · Maintainers: Shuah Khan, Shuah Khan, Linus Torvalds 

From: Fabian Frederick <redacted>

run task on first CPU with netfilter counters reset and check
cpu meta after another ping

Signed-off-by: Fabian Frederick <redacted>
Acked-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 tools/testing/selftests/netfilter/nft_meta.sh | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/tools/testing/selftests/netfilter/nft_meta.sh b/tools/testing/selftests/netfilter/nft_meta.sh
index d250b84dd5bc..17b2d6eaa204 100755
--- a/tools/testing/selftests/netfilter/nft_meta.sh
+++ b/tools/testing/selftests/netfilter/nft_meta.sh
@@ -33,6 +33,7 @@ table inet filter {
 	counter infproto4count {}
 	counter il4protocounter {}
 	counter imarkcounter {}
+	counter icpu0counter {}
 
 	counter oifcount {}
 	counter oifnamecount {}
@@ -54,6 +55,7 @@ table inet filter {
 		meta nfproto ipv4 counter name "infproto4count"
 		meta l4proto icmp counter name "il4protocounter"
 		meta mark 42 counter name "imarkcounter"
+		meta cpu 0 counter name "icpu0counter"
 	}
 
 	chain output {
@@ -119,6 +121,18 @@ check_one_counter omarkcounter "1" true
 
 if [ $ret -eq 0 ];then
 	echo "OK: nftables meta iif/oif counters at expected values"
+else
+	exit $ret
+fi
+
+#First CPU execution and counter
+taskset -p 01 $$ > /dev/null
+ip netns exec "$ns0" nft reset counters > /dev/null
+ip netns exec "$ns0" ping -q -c 1 127.0.0.1 > /dev/null
+check_one_counter icpu0counter "2" true
+
+if [ $ret -eq 0 ];then
+	echo "OK: nftables meta cpu counter at expected values"
 fi
 
 exit $ret
-- 
2.20.1
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