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[net-next,4/4] selftests: mptcp: add mptcp_info tests

Message ID 20230324-upstream-net-next-20230324-misc-features-v1-4-5a29154592bd@tessares.net
State Superseded
Headers show
Series mptcp: a couple of cleanups and improvements | expand

Commit Message

Matthieu Baerts March 24, 2023, 5:11 p.m. UTC 
From: Geliang Tang <geliang.tang@suse.com>

This patch adds the mptcp_info fields tests in endpoint_tests(). Add a
new function chk_mptcp_info() to check the given number of the given
mptcp_info field.

Link: https://github.com/multipath-tcp/mptcp_net-next/issues/330
Signed-off-by: Geliang Tang <geliang.tang@suse.com>
Reviewed-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net>
---
 tools/testing/selftests/net/mptcp/mptcp_join.sh | 47 ++++++++++++++++++++++++-
 1 file changed, 46 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh
index 42e3bd1a05f5..fafd19ec7e1f 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_join.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh
@@ -1719,6 +1719,46 @@  chk_subflow_nr()
 	fi
 }
 
+chk_mptcp_info()
+{
+	local nr_info=$1
+	local info
+	local cnt1
+	local cnt2
+	local dump_stats
+
+	if [[ $nr_info = "subflows_"* ]]; then
+		info="subflows"
+		nr_info=${nr_info:9}
+	else
+		echo "[fail] unsupported argument: $nr_info"
+		fail_test
+		return 1
+	fi
+
+	printf "%-${nr_blank}s %-30s" " " "mptcp_info $info=$nr_info"
+
+	cnt1=$(ss -N $ns1 -inmHM | grep "$info:" |
+		sed -n 's/.*\('"$info"':\)\([[:digit:]]*\).*$/\2/p;q')
+	[ -z "$cnt1" ] && cnt1=0
+	cnt2=$(ss -N $ns2 -inmHM | grep "$info:" |
+		sed -n 's/.*\('"$info"':\)\([[:digit:]]*\).*$/\2/p;q')
+	[ -z "$cnt2" ] && cnt2=0
+	if [ "$cnt1" != "$nr_info" ] || [ "$cnt2" != "$nr_info" ]; then
+		echo "[fail] got $cnt1:$cnt2 $info expected $nr_info"
+		fail_test
+		dump_stats=1
+	else
+		echo "[ ok ]"
+	fi
+
+	if [ "$dump_stats" = 1 ]; then
+		ss -N $ns1 -inmHM
+		ss -N $ns2 -inmHM
+		dump_stats
+	fi
+}
+
 chk_link_usage()
 {
 	local ns=$1
@@ -3118,13 +3158,18 @@  endpoint_tests()
 		run_tests $ns1 $ns2 10.0.1.1 4 0 0 speed_20 2>/dev/null &
 
 		wait_mpj $ns2
+		chk_subflow_nr needtitle "before delete" 2
+		chk_mptcp_info subflows_1
+
 		pm_nl_del_endpoint $ns2 2 10.0.2.2
 		sleep 0.5
-		chk_subflow_nr needtitle "after delete" 1
+		chk_subflow_nr "" "after delete" 1
+		chk_mptcp_info subflows_0
 
 		pm_nl_add_endpoint $ns2 10.0.2.2 dev ns2eth2 flags subflow
 		wait_mpj $ns2
 		chk_subflow_nr "" "after re-add" 2
+		chk_mptcp_info subflows_1
 		kill_tests_wait
 	fi
 }