blob: 3ca20df952ebf0e20c300f551c5df9f3a77b6dae (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
ALL_TESTS="match_cfm_opcode match_cfm_level match_cfm_level_and_opcode"
NUM_NETIFS=2
source tc_common.sh
source lib.sh
h1_create()
{
simple_if_init $h1
}
h1_destroy()
{
simple_if_fini $h1
}
h2_create()
{
simple_if_init $h2
tc qdisc add dev $h2 clsact
}
h2_destroy()
{
tc qdisc del dev $h2 clsact
simple_if_fini $h2
}
u8_to_hex()
{
local u8=$1; shift
printf "%02x" $u8
}
generate_cfm_hdr()
{
local mdl=$1; shift
local op=$1; shift
local flags=$1; shift
local tlv_offset=$1; shift
local cfm_hdr=$(:
)"$(u8_to_hex $((mdl << 5))):"$( : MD level and Version
)"$(u8_to_hex $op):"$( : OpCode
)"$(u8_to_hex $flags):"$( : Flags
)"$(u8_to_hex $tlv_offset)"$( : TLV offset
)
echo $cfm_hdr
}
match_cfm_opcode()
{
local ethtype="89 02"; readonly ethtype
RET=0
tc filter add dev $h2 ingress protocol cfm pref 1 handle 101 \
flower cfm op 47 action drop
tc filter add dev $h2 ingress protocol cfm pref 1 handle 102 \
flower cfm op 43 action drop
pkt="$ethtype $(generate_cfm_hdr 7 47 0 32)"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
pkt="$ethtype $(generate_cfm_hdr 6 5 0 4)"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
tc_check_packets "dev $h2 ingress" 101 1
check_err $? "Did not match on correct opcode"
tc_check_packets "dev $h2 ingress" 102 0
check_err $? "Matched on the wrong opcode"
pkt="$ethtype $(generate_cfm_hdr 0 43 0 12)"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
tc_check_packets "dev $h2 ingress" 101 1
check_err $? "Matched on the wrong opcode"
tc_check_packets "dev $h2 ingress" 102 1
check_err $? "Did not match on correct opcode"
tc filter del dev $h2 ingress protocol cfm pref 1 handle 101 flower
tc filter del dev $h2 ingress protocol cfm pref 1 handle 102 flower
log_test "CFM opcode match test"
}
match_cfm_level()
{
local ethtype="89 02"; readonly ethtype
RET=0
tc filter add dev $h2 ingress protocol cfm pref 1 handle 101 \
flower cfm mdl 5 action drop
tc filter add dev $h2 ingress protocol cfm pref 1 handle 102 \
flower cfm mdl 3 action drop
tc filter add dev $h2 ingress protocol cfm pref 1 handle 103 \
flower cfm mdl 0 action drop
pkt="$ethtype $(generate_cfm_hdr 5 42 0 12)"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
pkt="$ethtype $(generate_cfm_hdr 6 1 0 70)"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
pkt="$ethtype $(generate_cfm_hdr 0 1 0 70)"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
tc_check_packets "dev $h2 ingress" 101 1
check_err $? "Did not match on correct level"
tc_check_packets "dev $h2 ingress" 102 0
check_err $? "Matched on the wrong level"
tc_check_packets "dev $h2 ingress" 103 1
check_err $? "Did not match on correct level"
pkt="$ethtype $(generate_cfm_hdr 3 0 0 4)"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
tc_check_packets "dev $h2 ingress" 101 1
check_err $? "Matched on the wrong level"
tc_check_packets "dev $h2 ingress" 102 1
check_err $? "Did not match on correct level"
tc_check_packets "dev $h2 ingress" 103 1
check_err $? "Matched on the wrong level"
tc filter del dev $h2 ingress protocol cfm pref 1 handle 101 flower
tc filter del dev $h2 ingress protocol cfm pref 1 handle 102 flower
tc filter del dev $h2 ingress protocol cfm pref 1 handle 103 flower
log_test "CFM level match test"
}
match_cfm_level_and_opcode()
{
local ethtype="89 02"; readonly ethtype
RET=0
tc filter add dev $h2 ingress protocol cfm pref 1 handle 101 \
flower cfm mdl 5 op 41 action drop
tc filter add dev $h2 ingress protocol cfm pref 1 handle 102 \
flower cfm mdl 7 op 42 action drop
pkt="$ethtype $(generate_cfm_hdr 5 41 0 4)"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
pkt="$ethtype $(generate_cfm_hdr 7 3 0 4)"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
pkt="$ethtype $(generate_cfm_hdr 3 42 0 12)"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
tc_check_packets "dev $h2 ingress" 101 1
check_err $? "Did not match on correct level and opcode"
tc_check_packets "dev $h2 ingress" 102 0
check_err $? "Matched on the wrong level and opcode"
pkt="$ethtype $(generate_cfm_hdr 7 42 0 12)"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
tc_check_packets "dev $h2 ingress" 101 1
check_err $? "Matched on the wrong level and opcode"
tc_check_packets "dev $h2 ingress" 102 1
check_err $? "Did not match on correct level and opcode"
tc filter del dev $h2 ingress protocol cfm pref 1 handle 101 flower
tc filter del dev $h2 ingress protocol cfm pref 1 handle 102 flower
log_test "CFM opcode and level match test"
}
setup_prepare()
{
h1=${NETIFS[p1]}
h2=${NETIFS[p2]}
h1mac=$(mac_get $h1)
h2mac=$(mac_get $h2)
vrf_prepare
h1_create
h2_create
}
cleanup()
{
pre_cleanup
h2_destroy
h1_destroy
vrf_cleanup
}
trap cleanup EXIT
setup_prepare
setup_wait
tests_run
exit $EXIT_STATUS
|