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authorPaolo Abeni <pabeni@redhat.com>2024-07-27 12:04:01 +0300
committerDavid S. Miller <davem@davemloft.net>2024-07-29 15:31:27 +0300
commitb5e2fb832f48bc01d937a053e0550a1465a2f05d (patch)
tree0ec31760878b0f271d109d8aeb0a931c0cbfb83b /tools/testing/selftests/net/mptcp/mptcp_join.sh
parent4b317e0eb287bd30a1b329513531157c25e8b692 (diff)
downloadlinux-b5e2fb832f48bc01d937a053e0550a1465a2f05d.tar.xz
selftests: mptcp: add explicit test case for remove/readd
Delete and re-create a signal endpoint and ensure that the PM actually deletes and re-create the subflow. Signed-off-by: Paolo Abeni <pabeni@redhat.com> Reviewed-by: Matthieu Baerts (NGI0) <matttbe@kernel.org> Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/testing/selftests/net/mptcp/mptcp_join.sh')
-rwxr-xr-xtools/testing/selftests/net/mptcp/mptcp_join.sh29
1 files changed, 29 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh
index 108aeeb84ef1..9c091fc267c4 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_join.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh
@@ -3526,6 +3526,35 @@ endpoint_tests()
chk_mptcp_info subflows 1 subflows 1
mptcp_lib_kill_wait $tests_pid
fi
+
+ # remove and re-add
+ if reset "delete re-add signal" &&
+ mptcp_lib_kallsyms_has "subflow_rebuild_header$"; then
+ pm_nl_set_limits $ns1 1 1
+ pm_nl_set_limits $ns2 1 1
+ pm_nl_add_endpoint $ns1 10.0.2.1 id 1 flags signal
+ test_linkfail=4 speed=20 \
+ run_tests $ns1 $ns2 10.0.1.1 &
+ local tests_pid=$!
+
+ wait_mpj $ns2
+ pm_nl_check_endpoint "creation" \
+ $ns1 10.0.2.1 id 1 flags signal
+ chk_subflow_nr "before delete" 2
+ chk_mptcp_info subflows 1 subflows 1
+
+ pm_nl_del_endpoint $ns1 1 10.0.2.1
+ sleep 0.5
+ chk_subflow_nr "after delete" 1
+ chk_mptcp_info subflows 0 subflows 0
+
+ pm_nl_add_endpoint $ns1 10.0.2.1 flags signal
+ wait_mpj $ns2
+ chk_subflow_nr "after re-add" 2
+ chk_mptcp_info subflows 1 subflows 1
+ mptcp_lib_kill_wait $tests_pid
+ fi
+
}
# [$1: error message]