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-rwxr-xr-xtools/testing/selftests/net/mptcp/mptcp_join.sh75
1 files changed, 75 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh
index f74cd993b168..be34b9ccbd20 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_join.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh
@@ -790,6 +790,81 @@ chk_join_nr "remove subflow and signal IPv6" 2 2 2
chk_add_nr 1 1
chk_rm_nr 1 1
+# subflow IPv4-mapped to IPv4-mapped
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl add "::ffff:10.0.3.2" flags subflow
+run_tests $ns1 $ns2 "::ffff:10.0.1.1"
+chk_join_nr "single subflow IPv4-mapped" 1 1 1
+
+# signal address IPv4-mapped with IPv4-mapped sk
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 1 1
+ip netns exec $ns1 ./pm_nl_ctl add "::ffff:10.0.2.1" flags signal
+run_tests $ns1 $ns2 "::ffff:10.0.1.1"
+chk_join_nr "signal address IPv4-mapped" 1 1 1
+chk_add_nr 1 1
+
+# subflow v4-map-v6
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
+run_tests $ns1 $ns2 "::ffff:10.0.1.1"
+chk_join_nr "single subflow v4-map-v6" 1 1 1
+
+# signal address v4-map-v6
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 1 1
+ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
+run_tests $ns1 $ns2 "::ffff:10.0.1.1"
+chk_join_nr "signal address v4-map-v6" 1 1 1
+chk_add_nr 1 1
+
+# subflow v6-map-v4
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl add "::ffff:10.0.3.2" flags subflow
+run_tests $ns1 $ns2 10.0.1.1
+chk_join_nr "single subflow v6-map-v4" 1 1 1
+
+# signal address v6-map-v4
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 1 1
+ip netns exec $ns1 ./pm_nl_ctl add "::ffff:10.0.2.1" flags signal
+run_tests $ns1 $ns2 10.0.1.1
+chk_join_nr "signal address v6-map-v4" 1 1 1
+chk_add_nr 1 1
+
+# no subflow IPv6 to v4 address
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl add dead:beef:2::2 flags subflow
+run_tests $ns1 $ns2 10.0.1.1
+chk_join_nr "no JOIN with diff families v4-v6" 0 0 0
+
+# no subflow IPv6 to v4 address even if v6 has a valid v4 at the end
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl add dead:beef:2::10.0.3.2 flags subflow
+run_tests $ns1 $ns2 10.0.1.1
+chk_join_nr "no JOIN with diff families v4-v6-2" 0 0 0
+
+# no subflow IPv4 to v6 address, no need to slow down too then
+reset
+ip netns exec $ns1 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl limits 0 1
+ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
+run_tests $ns1 $ns2 dead:beef:1::1
+chk_join_nr "no JOIN with diff families v6-v4" 0 0 0
+
# single subflow, backup
reset
ip netns exec $ns1 ./pm_nl_ctl limits 0 1