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| author |   Amit Cohen <amitc@mellanox.com> | 2020-01-05 18:20:51 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2020-01-06 13:38:36 -0800 |
| commit | 383dbf70d99e31c4dacf0eca8411581b6ec0635d (patch) | |
| tree | 971ec2a9928ba0fcf642d26b29e06639b5f71bb6 /tools/testing/selftests/net | |
| parent | mlxsw: spectrum: Disable SIP_CLASS_E check in hardware pipeline (diff) | |
| download | linux-dev-383dbf70d99e31c4dacf0eca8411581b6ec0635d.tar.xz linux-dev-383dbf70d99e31c4dacf0eca8411581b6ec0635d.zip | |
selftests: forwarding: router: Add test case for source IP in class E
Add test case to check that packets are not dropped when they need to be
routed and their source IP in class E, (i.e., 240.0.0.0 –
255.255.255.254).
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/testing/selftests/net')
| -rwxr-xr-x | tools/testing/selftests/net/forwarding/router.sh | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/forwarding/router.sh b/tools/testing/selftests/net/forwarding/router.sh index a75cb51cc5bd..6ad652ad7e73 100755 --- a/tools/testing/selftests/net/forwarding/router.sh +++ b/tools/testing/selftests/net/forwarding/router.sh @@ -1,9 +1,15 @@ #!/bin/bash # SPDX-License-Identifier: GPL-2.0 -ALL_TESTS="ping_ipv4 ping_ipv6" +ALL_TESTS=" + ping_ipv4 + ping_ipv6 + sip_in_class_e +" + NUM_NETIFS=4 source lib.sh +source tc_common.sh h1_create() { @@ -64,6 +70,8 @@ router_create() ip link set dev $rp1 up ip link set dev $rp2 up + tc qdisc add dev $rp2 clsact + ip address add 192.0.2.1/24 dev $rp1 ip address add 2001:db8:1::1/64 dev $rp1 @@ -79,6 +87,8 @@ router_destroy() ip address del 2001:db8:1::1/64 dev $rp1 ip address del 192.0.2.1/24 dev $rp1 + tc qdisc del dev $rp2 clsact + ip link set dev $rp2 down ip link set dev $rp1 down } @@ -91,6 +101,8 @@ setup_prepare() rp2=${NETIFS[p3]} h2=${NETIFS[p4]} + rp1mac=$(mac_get $rp1) + vrf_prepare h1_create @@ -125,6 +137,30 @@ ping_ipv6() ping6_test $h1 2001:db8:2::2 } +sip_in_class_e() +{ + RET=0 + + # Disable rpfilter to prevent packets to be dropped because of it. + sysctl_set net.ipv4.conf.all.rp_filter 0 + sysctl_set net.ipv4.conf.$rp1.rp_filter 0 + + tc filter add dev $rp2 egress protocol ip pref 1 handle 101 \ + flower src_ip 240.0.0.1 ip_proto udp action pass + + $MZ $h1 -t udp "sp=54321,dp=12345" -c 5 -d 1msec \ + -A 240.0.0.1 -b $rp1mac -B 198.51.100.2 -q + + tc_check_packets "dev $rp2 egress" 101 5 + check_err $? "Packets were dropped" + + log_test "Source IP in class E" + + tc filter del dev $rp2 egress protocol ip pref 1 handle 101 flower + sysctl_restore net.ipv4.conf.$rp1.rp_filter + sysctl_restore net.ipv4.conf.all.rp_filter +} + trap cleanup EXIT setup_prepare |