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| author | Amit Cohen <amitc@mellanox.com> | 2020-01-05 18:20:57 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-01-06 13:38:37 -0800 |
| commit | ef11ffa21b75c97780f345615e46e5e985406513 (patch) | |
| tree | 0194f393c28d6431a21f93410b01ae2e79aa4bf2 /tools | |
| parent | ca360db4b82537d0cbc7a54018b2096c757c4828 (diff) | |
| download | linux-ef11ffa21b75c97780f345615e46e5e985406513.tar.bz2 | |
selftests: forwarding: router: Add test case for destination IP link-local
Add test case to check that packets are not dropped when they need to be
routed and their destination is link-local, i.e., 169.254.0.0/16.
Signed-off-by: Amit Cohen <amitc@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
| -rwxr-xr-x | tools/testing/selftests/net/forwarding/router.sh | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/forwarding/router.sh b/tools/testing/selftests/net/forwarding/router.sh index c894f7240417..057f91b05098 100755 --- a/tools/testing/selftests/net/forwarding/router.sh +++ b/tools/testing/selftests/net/forwarding/router.sh @@ -8,6 +8,7 @@ ALL_TESTS=" mc_mac_mismatch ipv4_sip_equal_dip ipv6_sip_equal_dip + ipv4_dip_link_local " NUM_NETIFS=4 @@ -287,6 +288,30 @@ ipv6_sip_equal_dip() tc filter del dev $rp2 egress protocol ipv6 pref 1 handle 101 flower } +ipv4_dip_link_local() +{ + local dip=169.254.1.1 + + RET=0 + + tc filter add dev $rp2 egress protocol ip pref 1 handle 101 \ + flower dst_ip $dip action pass + + ip neigh add 169.254.1.1 lladdr 00:11:22:33:44:55 dev $rp2 + ip route add 169.254.1.0/24 dev $rp2 + + $MZ $h1 -t udp "sp=54321,dp=12345" -c 5 -d 1msec -b $rp1mac -B $dip -q + + tc_check_packets "dev $rp2 egress" 101 5 + check_err $? "Packets were dropped" + + log_test "IPv4 destination IP is link-local" + + ip route del 169.254.1.0/24 dev $rp2 + ip neigh del 169.254.1.1 lladdr 00:11:22:33:44:55 dev $rp2 + tc filter del dev $rp2 egress protocol ip pref 1 handle 101 flower +} + trap cleanup EXIT setup_prepare |