selftests, bpf: Add test for veth native XDP
Add a test case for veth native XDP. It checks if XDP_PASS, XDP_TX and
XDP_REDIRECT work properly.
$ cd tools/testing/selftests/bpf
$ make \
TEST_CUSTOM_PROGS= \
TEST_GEN_PROGS= \
TEST_GEN_PROGS_EXTENDED= \
TEST_PROGS_EXTENDED= \
TEST_PROGS="test_xdp_veth.sh" \
run_tests
TAP version 13
1..1
# selftests: bpf: test_xdp_veth.sh
# PING 10.1.1.33 (10.1.1.33) 56(84) bytes of data.
# 64 bytes from 10.1.1.33: icmp_seq=1 ttl=64 time=0.073 ms
#
# --- 10.1.1.33 ping statistics ---
# 1 packets transmitted, 1 received, 0% packet loss, time 0ms
# rtt min/avg/max/mdev = 0.073/0.073/0.073/0.000 ms
# selftests: xdp_veth [PASS]
ok 1 selftests: bpf: test_xdp_veth.sh
Signed-off-by: Toshiaki Makita <toshiaki.makita1@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>