Commit 3469d72f authored by Matthieu Baerts's avatar Matthieu Baerts Committed by Jakub Kicinski
Browse files

selftests: mptcp: join: helper to filter TCP 



This is more readable and reduces duplicated commands.

This might also be useful to add v6 support and switch to nftables.

Signed-off-by: default avatarMatthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: default avatarMat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 39aab882

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

+12 −3
Original line number Diff line number Diff line
@@ -561,6 +561,15 @@ pm_nl_check_endpoint() 
	fi

}



filter_tcp_from()

{

	local ns="${1}"

	local src="${2}"

	local target="${3}"



	ip netns exec "${ns}" iptables -A INPUT -s "${src}" -p tcp -j "${target}"

}



do_transfer()

{

	listener_ns="$1"
@@ -1519,7 +1528,7 @@ subflows_error_tests() 
		pm_nl_set_limits $ns2 0 2

		pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow

		pm_nl_add_endpoint $ns2 10.0.2.2 flags subflow

		ip netns exec $ns1 iptables -A INPUT -s 10.0.3.2 -p tcp -j REJECT

		filter_tcp_from $ns1 10.0.3.2 REJECT

		run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow

		chk_join_nr 1 1 1

	fi
@@ -1530,7 +1539,7 @@ subflows_error_tests() 
		pm_nl_set_limits $ns2 0 2

		pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow

		pm_nl_add_endpoint $ns2 10.0.2.2 flags subflow

		ip netns exec $ns1 iptables -A INPUT -s 10.0.3.2 -p tcp -j DROP

		filter_tcp_from $ns1 10.0.3.2 DROP

		run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow

		chk_join_nr 1 1 1

	fi
@@ -1542,7 +1551,7 @@ subflows_error_tests() 
		pm_nl_set_limits $ns1 0 1

		pm_nl_set_limits $ns2 0 1

		pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow

		ip netns exec $ns1 iptables -A INPUT -s 10.0.3.2 -p tcp -j REJECT

		filter_tcp_from $ns1 10.0.3.2 REJECT

		run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow &



		# mpj subflow will be in TW after the reset