blob: 1e27031288c81f1e003fa3ec8d740bbb82ade6d9 (
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
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
|
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
ALL_TESTS="gact_drop_and_ok_test mirred_egress_redirect_test \
mirred_egress_mirror_test matchall_mirred_egress_mirror_test \
gact_trap_test mirred_egress_to_ingress_tcp_test"
NUM_NETIFS=4
source tc_common.sh
source lib.sh
tcflags="skip_hw"
h1_create()
{
simple_if_init $h1 192.0.2.1/24
}
h1_destroy()
{
simple_if_fini $h1 192.0.2.1/24
}
h2_create()
{
simple_if_init $h2 192.0.2.2/24
tc qdisc add dev $h2 clsact
}
h2_destroy()
{
tc qdisc del dev $h2 clsact
simple_if_fini $h2 192.0.2.2/24
}
switch_create()
{
simple_if_init $swp1 192.0.2.2/24
tc qdisc add dev $swp1 clsact
simple_if_init $swp2 192.0.2.1/24
}
switch_destroy()
{
simple_if_fini $swp2 192.0.2.1/24
tc qdisc del dev $swp1 clsact
simple_if_fini $swp1 192.0.2.2/24
}
mirred_egress_test()
{
local action=$1
local protocol=$2
local classifier=$3
local classifier_args=$4
RET=0
tc filter add dev $h2 ingress protocol ip pref 1 handle 101 flower \
$tcflags dst_ip 192.0.2.2 action drop
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
-t ip -q
tc_check_packets "dev $h2 ingress" 101 1
check_fail $? "Matched without redirect rule inserted"
tc filter add dev $swp1 ingress protocol $protocol pref 1 handle 101 \
$classifier $tcflags $classifier_args \
action mirred egress $action dev $swp2
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
-t ip -q
tc_check_packets "dev $h2 ingress" 101 1
check_err $? "Did not match incoming $action packet"
tc filter del dev $swp1 ingress protocol $protocol pref 1 handle 101 \
$classifier
tc filter del dev $h2 ingress protocol ip pref 1 handle 101 flower
log_test "mirred egress $classifier $action ($tcflags)"
}
gact_drop_and_ok_test()
{
RET=0
tc filter add dev $swp1 ingress protocol ip pref 2 handle 102 flower \
$tcflags dst_ip 192.0.2.2 action drop
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
-t ip -q
tc_check_packets "dev $swp1 ingress" 102 1
check_err $? "Packet was not dropped"
tc filter add dev $swp1 ingress protocol ip pref 1 handle 101 flower \
$tcflags dst_ip 192.0.2.2 action ok
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
-t ip -q
tc_check_packets "dev $swp1 ingress" 101 1
check_err $? "Did not see passed packet"
tc_check_packets "dev $swp1 ingress" 102 2
check_fail $? "Packet was dropped and it should not reach here"
tc filter del dev $swp1 ingress protocol ip pref 2 handle 102 flower
tc filter del dev $swp1 ingress protocol ip pref 1 handle 101 flower
log_test "gact drop and ok ($tcflags)"
}
gact_trap_test()
{
RET=0
if [[ "$tcflags" != "skip_sw" ]]; then
return 0;
fi
tc filter add dev $swp1 ingress protocol ip pref 1 handle 101 flower \
skip_hw dst_ip 192.0.2.2 action drop
tc filter add dev $swp1 ingress protocol ip pref 3 handle 103 flower \
$tcflags dst_ip 192.0.2.2 action mirred egress redirect \
dev $swp2
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
-t ip -q
tc_check_packets "dev $swp1 ingress" 101 1
check_fail $? "Saw packet without trap rule inserted"
tc filter add dev $swp1 ingress protocol ip pref 2 handle 102 flower \
$tcflags dst_ip 192.0.2.2 action trap
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
-t ip -q
tc_check_packets "dev $swp1 ingress" 102 1
check_err $? "Packet was not trapped"
tc_check_packets "dev $swp1 ingress" 101 1
check_err $? "Did not see trapped packet"
tc filter del dev $swp1 ingress protocol ip pref 3 handle 103 flower
tc filter del dev $swp1 ingress protocol ip pref 2 handle 102 flower
tc filter del dev $swp1 ingress protocol ip pref 1 handle 101 flower
log_test "trap ($tcflags)"
}
mirred_egress_to_ingress_tcp_test()
{
local tmpfile=$(mktemp) tmpfile1=$(mktemp)
RET=0
dd conv=sparse status=none if=/dev/zero bs=1M count=2 of=$tmpfile
tc filter add dev $h1 protocol ip pref 100 handle 100 egress flower \
$tcflags ip_proto tcp src_ip 192.0.2.1 dst_ip 192.0.2.2 \
action ct commit nat src addr 192.0.2.2 pipe \
action ct clear pipe \
action ct commit nat dst addr 192.0.2.1 pipe \
action ct clear pipe \
action skbedit ptype host pipe \
action mirred ingress redirect dev $h1
tc filter add dev $h1 protocol ip pref 101 handle 101 egress flower \
$tcflags ip_proto icmp \
action mirred ingress redirect dev $h1
tc filter add dev $h1 protocol ip pref 102 handle 102 ingress flower \
ip_proto icmp \
action drop
ip vrf exec v$h1 nc --recv-only -w10 -l -p 12345 -o $tmpfile1 &
local rpid=$!
ip vrf exec v$h1 nc -w1 --send-only 192.0.2.2 12345 <$tmpfile
wait -n $rpid
cmp -s $tmpfile $tmpfile1
check_err $? "server output check failed"
$MZ $h1 -c 10 -p 64 -a $h1mac -b $h1mac -A 192.0.2.1 -B 192.0.2.1 \
-t icmp "ping,id=42,seq=5" -q
tc_check_packets "dev $h1 egress" 101 10
check_err $? "didn't mirred redirect ICMP"
tc_check_packets "dev $h1 ingress" 102 10
check_err $? "didn't drop mirred ICMP"
local overlimits=$(tc_rule_stats_get ${h1} 101 egress .overlimits)
test ${overlimits} = 10
check_err $? "wrong overlimits, expected 10 got ${overlimits}"
tc filter del dev $h1 egress protocol ip pref 100 handle 100 flower
tc filter del dev $h1 egress protocol ip pref 101 handle 101 flower
tc filter del dev $h1 ingress protocol ip pref 102 handle 102 flower
rm -f $tmpfile $tmpfile1
log_test "mirred_egress_to_ingress_tcp ($tcflags)"
}
setup_prepare()
{
h1=${NETIFS[p1]}
swp1=${NETIFS[p2]}
swp2=${NETIFS[p3]}
h2=${NETIFS[p4]}
h1mac=$(mac_get $h1)
h2mac=$(mac_get $h2)
swp1origmac=$(mac_get $swp1)
swp2origmac=$(mac_get $swp2)
ip link set $swp1 address $h2mac
ip link set $swp2 address $h1mac
vrf_prepare
h1_create
h2_create
switch_create
}
cleanup()
{
pre_cleanup
switch_destroy
h2_destroy
h1_destroy
vrf_cleanup
ip link set $swp2 address $swp2origmac
ip link set $swp1 address $swp1origmac
}
mirred_egress_redirect_test()
{
mirred_egress_test "redirect" "ip" "flower" "dst_ip 192.0.2.2"
}
mirred_egress_mirror_test()
{
mirred_egress_test "mirror" "ip" "flower" "dst_ip 192.0.2.2"
}
matchall_mirred_egress_mirror_test()
{
mirred_egress_test "mirror" "all" "matchall" ""
}
trap cleanup EXIT
setup_prepare
setup_wait
tests_run
tc_offload_check
if [[ $? -ne 0 ]]; then
log_info "Could not test offloaded functionality"
else
tcflags="skip_sw"
tests_run
fi
exit $EXIT_STATUS
|
