diff --git a/tools/testing/selftests/net/forwarding/bridge_port_isolation.sh b/tools/testing/selftests/net/forwarding/bridge_port_isolation.sh new file mode 100755 index 000000000000..a43b4645c4de --- /dev/null +++ b/tools/testing/selftests/net/forwarding/bridge_port_isolation.sh @@ -0,0 +1,151 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +ALL_TESTS="ping_ipv4 ping_ipv6 flooding" +NUM_NETIFS=6 +CHECK_TC="yes" +source lib.sh + +h1_create() +{ + simple_if_init $h1 192.0.2.1/24 2001:db8:1::1/64 +} + +h1_destroy() +{ + simple_if_fini $h1 192.0.2.1/24 2001:db8:1::1/64 +} + +h2_create() +{ + simple_if_init $h2 192.0.2.2/24 2001:db8:1::2/64 +} + +h2_destroy() +{ + simple_if_fini $h2 192.0.2.2/24 2001:db8:1::2/64 +} + +h3_create() +{ + simple_if_init $h3 192.0.2.3/24 2001:db8:1::3/64 +} + +h3_destroy() +{ + simple_if_fini $h3 192.0.2.3/24 2001:db8:1::3/64 +} + +switch_create() +{ + ip link add dev br0 type bridge + + ip link set dev $swp1 master br0 + ip link set dev $swp2 master br0 + ip link set dev $swp3 master br0 + + ip link set dev $swp1 type bridge_slave isolated on + check_err $? "Can't set isolation on port $swp1" + ip link set dev $swp2 type bridge_slave isolated on + check_err $? "Can't set isolation on port $swp2" + ip link set dev $swp3 type bridge_slave isolated off + check_err $? "Can't disable isolation on port $swp3" + + ip link set dev br0 up + ip link set dev $swp1 up + ip link set dev $swp2 up + ip link set dev $swp3 up +} + +switch_destroy() +{ + ip link set dev $swp3 down + ip link set dev $swp2 down + ip link set dev $swp1 down + + ip link del dev br0 +} + +setup_prepare() +{ + h1=${NETIFS[p1]} + swp1=${NETIFS[p2]} + + swp2=${NETIFS[p3]} + h2=${NETIFS[p4]} + + swp3=${NETIFS[p5]} + h3=${NETIFS[p6]} + + vrf_prepare + + h1_create + h2_create + h3_create + + switch_create +} + +cleanup() +{ + pre_cleanup + + switch_destroy + + h3_destroy + h2_destroy + h1_destroy + + vrf_cleanup +} + +ping_ipv4() +{ + RET=0 + ping_do $h1 192.0.2.2 + check_fail $? "Ping worked when it should not have" + + RET=0 + ping_do $h3 192.0.2.2 + check_err $? "Ping didn't work when it should have" + + log_test "Isolated port ping" +} + +ping_ipv6() +{ + RET=0 + ping6_do $h1 2001:db8:1::2 + check_fail $? "Ping6 worked when it should not have" + + RET=0 + ping6_do $h3 2001:db8:1::2 + check_err $? "Ping6 didn't work when it should have" + + log_test "Isolated port ping6" +} + +flooding() +{ + local mac=de:ad:be:ef:13:37 + local ip=192.0.2.100 + + RET=0 + flood_test_do false $mac $ip $h1 $h2 + check_err $? "Packet was flooded when it should not have been" + + RET=0 + flood_test_do true $mac $ip $h3 $h2 + check_err $? "Packet was not flooded when it should have been" + + log_test "Isolated port flooding" +} + +trap cleanup EXIT + +setup_prepare +setup_wait + +tests_run + +exit $EXIT_STATUS