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selftests: mptcp: userspace pm remove initial subflow

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This patch adds a selftest for userspace PM to remove the initial
subflow.

Use userspace_pm_add_sf() to add a subflow, and pass initial IP address
to userspace_pm_rm_sf() to remove the initial subflow.

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-v4-7-8d6b94150f6b@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Geliang Tang 2023-11-28 15:18:51 -08:00 committed by Jakub Kicinski
parent b3ac570aae
commit e3b47e460b
1 changed files with 24 additions and 0 deletions
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24
tools/testing/selftests/net/mptcp/mptcp_join.sh
View File

@ -3514,6 +3514,30 @@ userspace_tests()
kill_events_pids
wait $tests_pid
fi
# userspace pm remove initial subflow
if reset_with_events "userspace pm remove initial 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
userspace_pm_add_sf $ns2 10.0.3.2 20
chk_join_nr 1 1 1
chk_mptcp_info subflows 1 subflows 1
chk_subflows_total 2 2
userspace_pm_rm_sf $ns2 10.0.1.2
# we don't look at the counter linked to the RM_ADDR but
# to the one linked to the subflows that have been removed
chk_rm_nr 0 1
chk_rst_nr 0 0 invert
chk_mptcp_info subflows 1 subflows 1
chk_subflows_total 1 1
kill_events_pids
wait $tests_pid
fi
}
endpoint_tests()