tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: GPL-2.0
2
3RIF_COUNTER_NUM_NETIFS=2
4
5rif_counter_addr4()
6{
7 local i=$1; shift
8 local p=$1; shift
9
10 printf 192.0.%d.%d $((i / 64)) $(((4 * i % 256) + p))
11}
12
13rif_counter_addr4pfx()
14{
15 rif_counter_addr4 $@
16 printf /30
17}
18
19rif_counter_h1_create()
20{
21 simple_if_init $h1
22}
23
24rif_counter_h1_destroy()
25{
26 simple_if_fini $h1
27}
28
29rif_counter_h2_create()
30{
31 simple_if_init $h2
32}
33
34rif_counter_h2_destroy()
35{
36 simple_if_fini $h2
37}
38
39rif_counter_setup_prepare()
40{
41 h1=${NETIFS[p1]}
42 h2=${NETIFS[p2]}
43
44 vrf_prepare
45
46 rif_counter_h1_create
47 rif_counter_h2_create
48}
49
50rif_counter_cleanup()
51{
52 local count=$1; shift
53
54 pre_cleanup
55
56 for ((i = 1; i <= count; i++)); do
57 vlan_destroy $h2 $i
58 done
59
60 rif_counter_h2_destroy
61 rif_counter_h1_destroy
62
63 vrf_cleanup
64
65 if [[ -v RIF_COUNTER_BATCH_FILE ]]; then
66 rm -f $RIF_COUNTER_BATCH_FILE
67 fi
68}
69
70
71rif_counter_test()
72{
73 local count=$1; shift
74 local should_fail=$1; shift
75
76 RIF_COUNTER_BATCH_FILE="$(mktemp)"
77
78 for ((i = 1; i <= count; i++)); do
79 vlan_create $h2 $i v$h2 $(rif_counter_addr4pfx $i 2)
80 done
81 for ((i = 1; i <= count; i++)); do
82 cat >> $RIF_COUNTER_BATCH_FILE <<-EOF
83 stats set dev $h2.$i l3_stats on
84 EOF
85 done
86
87 ip -b $RIF_COUNTER_BATCH_FILE
88 check_err_fail $should_fail $? "RIF counter enablement"
89}
90
91rif_counter_traffic_test()
92{
93 local count=$1; shift
94 local i;
95
96 for ((i = count; i > 0; i /= 2)); do
97 $MZ $h1 -Q $i -c 1 -d 20msec -p 100 -a own -b $(mac_get $h2) \
98 -A $(rif_counter_addr4 $i 1) \
99 -B $(rif_counter_addr4 $i 2) \
100 -q -t udp sp=54321,dp=12345
101 done
102 for ((i = count; i > 0; i /= 2)); do
103 busywait "$TC_HIT_TIMEOUT" until_counter_is "== 1" \
104 hw_stats_get l3_stats $h2.$i rx packets > /dev/null
105 check_err $? "Traffic not seen at RIF $h2.$i"
106 done
107}