xref: /openbmc/linux/tools/testing/selftests/net/forwarding/tc_shblocks.sh (revision b240b419db5d624ce7a5a397d6f62a1a686009ec)
1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3
4NUM_NETIFS=4
5source tc_common.sh
6source lib.sh
7
8tcflags="skip_hw"
9
10h1_create()
11{
12	simple_if_init $h1 192.0.2.1/24
13}
14
15h1_destroy()
16{
17	simple_if_fini $h1 192.0.2.1/24
18}
19
20h2_create()
21{
22	simple_if_init $h2 192.0.2.1/24
23}
24
25h2_destroy()
26{
27	simple_if_fini $h2 192.0.2.1/24
28}
29
30switch_create()
31{
32	simple_if_init $swp1 192.0.2.2/24
33	tc qdisc add dev $swp1 ingress_block 22 egress_block 23 clsact
34
35	simple_if_init $swp2 192.0.2.2/24
36	tc qdisc add dev $swp2 ingress_block 22 egress_block 23 clsact
37}
38
39switch_destroy()
40{
41	tc qdisc del dev $swp2 clsact
42	simple_if_fini $swp2 192.0.2.2/24
43
44	tc qdisc del dev $swp1 clsact
45	simple_if_fini $swp1 192.0.2.2/24
46}
47
48shared_block_test()
49{
50	RET=0
51
52	tc filter add block 22 protocol ip pref 1 handle 101 flower \
53		$tcflags dst_ip 192.0.2.2 action drop
54
55	$MZ $h1 -c 1 -p 64 -a $h1mac -b $swmac -A 192.0.2.1 -B 192.0.2.2 \
56		-t ip -q
57
58	tc_check_packets "block 22" 101 1
59	check_err $? "Did not match first incoming packet on a block"
60
61	$MZ $h2 -c 1 -p 64 -a $h2mac -b $swmac -A 192.0.2.1 -B 192.0.2.2 \
62		-t ip -q
63
64	tc_check_packets "block 22" 101 2
65	check_err $? "Did not match second incoming packet on a block"
66
67	tc filter del block 22 protocol ip pref 1 handle 101 flower
68
69	log_test "shared block ($tcflags)"
70}
71
72setup_prepare()
73{
74	h1=${NETIFS[p1]}
75	swp1=${NETIFS[p2]}
76
77	swp2=${NETIFS[p3]}
78	h2=${NETIFS[p4]}
79
80	h1mac=$(mac_get $h1)
81	h2mac=$(mac_get $h2)
82
83	swmac=$(mac_get $swp1)
84	swp2origmac=$(mac_get $swp2)
85	ip link set $swp2 address $swmac
86
87	vrf_prepare
88
89	h1_create
90	h2_create
91	switch_create
92}
93
94cleanup()
95{
96	pre_cleanup
97
98	switch_destroy
99	h2_destroy
100	h1_destroy
101
102	vrf_cleanup
103
104	ip link set $swp2 address $swp2origmac
105}
106
107trap cleanup EXIT
108
109setup_prepare
110setup_wait
111
112shared_block_test
113
114tc_offload_check
115if [[ $? -ne 0 ]]; then
116	log_info "Could not test offloaded functionality"
117else
118	tcflags="skip_sw"
119	shared_block_test
120fi
121
122exit $EXIT_STATUS
123