Commit 9cf0128e authored by Geliang Tang's avatar Geliang Tang Committed by Paolo Abeni
Browse files

selftests: mptcp: add pm sysctl mapping tests 



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: default avatarGeliang Tang <tanggeliang@kylinos.cn>
Reviewed-by: default avatarMatthieu Baerts (NGI0) <matttbe@kernel.org>
Signed-off-by: default avatarMatthieu Baerts (NGI0) <matttbe@kernel.org>
Reviewed-by: default avatarSimon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250313-net-next-mptcp-pm-ops-intro-v1-12-f4e4a88efc50@kernel.org


Signed-off-by: default avatarPaolo Abeni <pabeni@redhat.com>
parent fa3ee9dd

tools/testing/selftests/net/mptcp/userspace_pm.sh

+29 −1
Original line number Diff line number Diff line
@@ -117,7 +117,36 @@ cleanup() 
trap cleanup EXIT



# 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=userspace

	pm_type="$(ip netns exec "$ns1" sysctl -n net.mptcp.pm_type)"

	if [ "${pm_type}" != "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=error 2>/dev/null

	pm_type="$(ip netns exec "$ns1" sysctl -n net.mptcp.pm_type)"

	if [ "${pm_type}" != "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=0

	pm_name="$(ip netns exec "$ns1" sysctl -n net.mptcp.path_manager)"

	if [ "${pm_name}" != "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=1

done
@@ -152,7 +181,6 @@ mptcp_lib_events "${ns1}" "${server_evts}" server_evts_pid 
sleep 0.5

mptcp_lib_subtests_last_ts_reset



print_title "Init"

print_test "Created network namespaces ns1, ns2"

test_pass