1 #!/bin/bash
2 # SPDX-License-Identifier: GPL-2.0
3 
4 readonly NS="ns1-$(mktemp -u XXXXXX)"
5 readonly V0_IP4=10.10.0.11
6 readonly V1_IP4=10.10.0.1
7 readonly V0_IP6=2001:db8::11
8 readonly V1_IP6=2001:db8::1
9 
10 ret=1
11 
12 setup() {
13 	{
14 		ip netns add ${NS}
15 
16 		ip link add v1 type veth peer name v0 netns ${NS}
17 
18 		ip link set v1 up
19 		ip addr add $V1_IP4/24 dev v1
20 		ip addr add $V1_IP6/64 nodad dev v1
21 		ip -n ${NS} link set dev v0 up
22 		ip -n ${NS} addr add $V0_IP4/24 dev v0
23 		ip -n ${NS} addr add $V0_IP6/64 nodad dev v0
24 
25 		# Enable XDP mode and disable checksum offload
26 		ethtool -K v1 gro on
27 		ethtool -K v1 tx-checksumming off
28 		ip netns exec ${NS} ethtool -K v0 gro on
29 		ip netns exec ${NS} ethtool -K v0 tx-checksumming off
30 	} > /dev/null 2>&1
31 }
32 
33 cleanup() {
34 	ip link del v1 2> /dev/null
35 	ip netns del ${NS} 2> /dev/null
36 	[ "$(pidof xdp_features)" = "" ] || kill $(pidof xdp_features) 2> /dev/null
37 }
38 
39 wait_for_dut_server() {
40 	while sleep 1; do
41 		ss -tlp | grep -q xdp_features
42 		[ $? -eq 0 ] && break
43 	done
44 }
45 
46 test_xdp_features() {
47 	setup
48 
49 	## XDP_PASS
50 	./xdp_features -f XDP_PASS -D $V1_IP6 -T $V0_IP6 v1 &
51 	wait_for_dut_server
52 	ip netns exec ${NS} ./xdp_features -t -f XDP_PASS \
53 					   -D $V1_IP6 -C $V1_IP6 \
54 					   -T $V0_IP6 v0
55 	[ $? -ne 0 ] && exit
56 
57 	## XDP_DROP
58 	./xdp_features -f XDP_DROP -D ::ffff:$V1_IP4 -T ::ffff:$V0_IP4 v1 &
59 	wait_for_dut_server
60 	ip netns exec ${NS} ./xdp_features -t -f XDP_DROP \
61 					   -D ::ffff:$V1_IP4 \
62 					   -C ::ffff:$V1_IP4 \
63 					   -T ::ffff:$V0_IP4 v0
64 	[ $? -ne 0 ] && exit
65 
66 	## XDP_ABORTED
67 	./xdp_features -f XDP_ABORTED -D $V1_IP6 -T $V0_IP6 v1 &
68 	wait_for_dut_server
69 	ip netns exec ${NS} ./xdp_features -t -f XDP_ABORTED \
70 					   -D $V1_IP6 -C $V1_IP6 \
71 					   -T $V0_IP6 v0
72 	[ $? -ne 0 ] && exit
73 
74 	## XDP_TX
75 	./xdp_features -f XDP_TX -D ::ffff:$V1_IP4 -T ::ffff:$V0_IP4 v1 &
76 	wait_for_dut_server
77 	ip netns exec ${NS} ./xdp_features -t -f XDP_TX \
78 					   -D ::ffff:$V1_IP4 \
79 					   -C ::ffff:$V1_IP4 \
80 					   -T ::ffff:$V0_IP4 v0
81 	[ $? -ne 0 ] && exit
82 
83 	## XDP_REDIRECT
84 	./xdp_features -f XDP_REDIRECT -D $V1_IP6 -T $V0_IP6 v1 &
85 	wait_for_dut_server
86 	ip netns exec ${NS} ./xdp_features -t -f XDP_REDIRECT \
87 					   -D $V1_IP6 -C $V1_IP6 \
88 					   -T $V0_IP6 v0
89 	[ $? -ne 0 ] && exit
90 
91 	## XDP_NDO_XMIT
92 	./xdp_features -f XDP_NDO_XMIT -D ::ffff:$V1_IP4 -T ::ffff:$V0_IP4 v1 &
93 	wait_for_dut_server
94 	ip netns exec ${NS} ./xdp_features -t -f XDP_NDO_XMIT \
95 					   -D ::ffff:$V1_IP4 \
96 					   -C ::ffff:$V1_IP4 \
97 					   -T ::ffff:$V0_IP4 v0
98 	ret=$?
99 	cleanup
100 }
101 
102 set -e
103 trap cleanup 2 3 6 9
104 
105 test_xdp_features
106 
107 exit $ret
108