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selftests: mptcp: userspace pm create id 0 subflow

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This patch adds a selftest to create id 0 subflow. Pass id 0 to the
helper userspace_pm_add_sf() to create id 0 subflow. chk_mptcp_info
shows one subflow but chk_subflows_total shows two subflows in each
namespace.

Reviewed-by: Matthieu Baerts <matttbe@kernel.org>
Signed-off-by: Geliang Tang <geliang.tang@suse.com>
Signed-off-by: Mat Martineau <martineau@kernel.org>
Link: https://lore.kernel.org/r/20231128-send-net-next-2023107-v4-5-8d6b94150f6b@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Geliang Tang 2023-11-28 15:18:49 -08:00 committed by Jakub Kicinski
parent 757c828ce9
commit b2e2248f36
1 changed files with 19 additions and 0 deletions
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19
tools/testing/selftests/net/mptcp/mptcp_join.sh
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@ -3495,6 +3495,25 @@ userspace_tests()
kill_events_pids
wait $tests_pid
fi
# userspace pm create id 0 subflow
if reset_with_events "userspace pm create id 0 subflow" &&
continue_if mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then
set_userspace_pm $ns2
pm_nl_set_limits $ns1 0 1
speed=5 \
run_tests $ns1 $ns2 10.0.1.1 &
local tests_pid=$!
wait_mpj $ns2
chk_mptcp_info subflows 0 subflows 0
chk_subflows_total 1 1
userspace_pm_add_sf $ns2 10.0.3.2 0
chk_join_nr 1 1 1
chk_mptcp_info subflows 1 subflows 1
chk_subflows_total 2 2
kill_events_pids
wait $tests_pid
fi
}
endpoint_tests()