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From: Geliang Tang <geliang@kernel.org>
To: mptcp@lists.linux.dev
Cc: Geliang Tang <tanggeliang@kylinos.cn>
Subject: [PATCH mptcp-next v11 10/10] selftests: mptcp: add pm sysctl mapping
tests
Date: Tue, 11 Mar 2025 14:32:02 +0800
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<a3bad00d1a9525a8cd26b02c3a4875d13b142845.1741674285.git.tanggeliang@kylinos.cn>
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From: Geliang Tang <tanggeliang@kylinos.cn>
This patch checks if the newly added net.mptcp.path_manager is mapped
successfully from or to the old net.mptcp.pm_type in userspace_pm.sh.
Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn>
---
.../selftests/net/mptcp/userspace_pm.sh | 30 ++++++++++++++++++-
1 file changed, 29 insertions(+), 1 deletion(-)
diff --git a/tools/testing/selftests/net/mptcp/userspace_pm.sh b/tools/test=
ing/selftests/net/mptcp/userspace_pm.sh
index 3651f73451cf..333064b0b5ac 100755
--- a/tools/testing/selftests/net/mptcp/userspace_pm.sh
+++ b/tools/testing/selftests/net/mptcp/userspace_pm.sh
@@ -117,7 +117,36 @@ cleanup()
trap cleanup EXIT
=20
# Create and configure network namespaces for testing
+print_title "Init"
mptcp_lib_ns_init ns1 ns2
+
+# check path_manager and pm_type sysctl mapping
+if [ -f /proc/sys/net/mptcp/path_manager ]; then
+ ip netns exec "$ns1" sysctl -q net.mptcp.path_manager=3Duserspace
+ pm_type=3D"$(ip netns exec "$ns1" sysctl -n net.mptcp.pm_type)"
+ if [ "${pm_type}" !=3D "1" ]; then
+ test_fail "unexpected pm_type: ${pm_type}"
+ mptcp_lib_result_print_all_tap
+ exit ${KSFT_FAIL}
+ fi
+
+ ip netns exec "$ns1" sysctl -q net.mptcp.path_manager=3Derror 2>/dev/null
+ pm_type=3D"$(ip netns exec "$ns1" sysctl -n net.mptcp.pm_type)"
+ if [ "${pm_type}" !=3D "1" ]; then
+ test_fail "unexpected pm_type after error: ${pm_type}"
+ mptcp_lib_result_print_all_tap
+ exit ${KSFT_FAIL}
+ fi
+
+ ip netns exec "$ns1" sysctl -q net.mptcp.pm_type=3D0
+ pm_name=3D"$(ip netns exec "$ns1" sysctl -n net.mptcp.path_manager)"
+ if [ "${pm_name}" !=3D "kernel" ]; then
+ test_fail "unexpected path-manager: ${pm_name}"
+ mptcp_lib_result_print_all_tap
+ exit ${KSFT_FAIL}
+ fi
+fi
+
for i in "$ns1" "$ns2" ;do
ip netns exec "$i" sysctl -q net.mptcp.pm_type=3D1
done
@@ -152,7 +181,6 @@ mptcp_lib_events "${ns1}" "${server_evts}" server_evts_=
pid
sleep 0.5
mptcp_lib_subtests_last_ts_reset
=20
-print_title "Init"
print_test "Created network namespaces ns1, ns2"
test_pass
=20
--=20
2.43.0