projects/linux·blob master · refs

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1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3
4ALL_TESTS="
5 port_pool_test
6 port_tc_ip_test
7 port_tc_arp_test
8"
9
10NUM_NETIFS=2
11source ../../../net/forwarding/lib.sh
12source ../../../net/forwarding/devlink_lib.sh
13source mlxsw_lib.sh
14
15SB_POOL_ING=0
16SB_POOL_EGR_CPU=10
17
18SB_ITC_CPU_IP=2
19SB_ITC_CPU_ARP=2
20SB_ITC=0
21
22h1_create()
23{
24 simple_if_init $h1 192.0.1.1/24
25 tc qdisc add dev $h1 clsact
26
27 # Add egress filter on $h1 that will guarantee that the packet sent,
28 # will be the only packet being passed to the device.
29 tc filter add dev $h1 egress pref 2 handle 102 matchall action drop
30}
31
32h1_destroy()
33{
34 tc filter del dev $h1 egress pref 2 handle 102 matchall action drop
35 tc qdisc del dev $h1 clsact
36 simple_if_fini $h1 192.0.1.1/24
37}
38
39h2_create()
40{
41 simple_if_init $h2 192.0.1.2/24
42 tc qdisc add dev $h2 clsact
43
44 # Add egress filter on $h2 that will guarantee that the packet sent,
45 # will be the only packet being passed to the device.
46 tc filter add dev $h2 egress pref 1 handle 101 matchall action drop
47}
48
49h2_destroy()
50{
51 tc filter del dev $h2 egress pref 1 handle 101 matchall action drop
52 tc qdisc del dev $h2 clsact
53 simple_if_fini $h2 192.0.1.2/24
54}
55
56sb_occ_pool_check()
57{
58 local dl_port=$1; shift
59 local pool=$1; shift
60 local exp_max_occ=$1
61 local max_occ
62 local err=0
63
64 max_occ=$(devlink sb -j occupancy show $dl_port \
65 | jq -e ".[][][\"pool\"][\"$pool\"][\"max\"]")
66
67 if [[ "$max_occ" -ne "$exp_max_occ" ]]; then
68 err=1
69 fi
70
71 echo $max_occ
72 return $err
73}
74
75sb_occ_itc_check()
76{
77 local dl_port=$1; shift
78 local itc=$1; shift
79 local exp_max_occ=$1
80 local max_occ
81 local err=0
82
83 max_occ=$(devlink sb -j occupancy show $dl_port \
84 | jq -e ".[][][\"itc\"][\"$itc\"][\"max\"]")
85
86 if [[ "$max_occ" -ne "$exp_max_occ" ]]; then
87 err=1
88 fi
89
90 echo $max_occ
91 return $err
92}
93
94sb_occ_etc_check()
95{
96 local dl_port=$1; shift
97 local etc=$1; shift
98 local exp_max_occ=$1; shift
99 local max_occ
100 local err=0
101
102 max_occ=$(devlink sb -j occupancy show $dl_port \
103 | jq -e ".[][][\"etc\"][\"$etc\"][\"max\"]")
104
105 if [[ "$max_occ" -ne "$exp_max_occ" ]]; then
106 err=1
107 fi
108
109 echo $max_occ
110 return $err
111}
112
113port_pool_test()
114{
115 local exp_max_occ=$(devlink_cell_size_get)
116 local max_occ
117
118 tc filter add dev $h1 egress protocol ip pref 1 handle 101 flower \
119 src_mac $h1mac dst_mac $h2mac \
120 src_ip 192.0.1.1 dst_ip 192.0.1.2 \
121 action pass
122
123 devlink sb occupancy clearmax $DEVLINK_DEV
124
125 $MZ $h1 -c 1 -p 10 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \
126 -t ip -q
127
128 devlink sb occupancy snapshot $DEVLINK_DEV
129
130 RET=0
131 max_occ=$(sb_occ_pool_check $dl_port2 $SB_POOL_ING $exp_max_occ)
132 check_err $? "Expected iPool($SB_POOL_ING) max occupancy to be $exp_max_occ, but got $max_occ"
133 log_test "physical port's($h2) ingress pool"
134
135 RET=0
136 max_occ=$(sb_occ_pool_check $cpu_dl_port $SB_POOL_EGR_CPU $exp_max_occ)
137 check_err $? "Expected ePool($SB_POOL_EGR_CPU) max occupancy to be $exp_max_occ, but got $max_occ"
138 log_test "CPU port's egress pool"
139
140 tc filter del dev $h1 egress protocol ip pref 1 handle 101 flower \
141 src_mac $h1mac dst_mac $h2mac \
142 src_ip 192.0.1.1 dst_ip 192.0.1.2 \
143 action pass
144}
145
146port_tc_ip_test()
147{
148 local exp_max_occ=$(devlink_cell_size_get)
149 local max_occ
150
151 tc filter add dev $h1 egress protocol ip pref 1 handle 101 flower \
152 src_mac $h1mac dst_mac $h2mac \
153 src_ip 192.0.1.1 dst_ip 192.0.1.2 \
154 action pass
155
156 devlink sb occupancy clearmax $DEVLINK_DEV
157
158 $MZ $h1 -c 1 -p 10 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \
159 -t ip -q
160
161 devlink sb occupancy snapshot $DEVLINK_DEV
162
163 RET=0
164 max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)
165 check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"
166 log_test "physical port's($h2) ingress TC - IP packet"
167
168 RET=0
169 max_occ=$(sb_occ_etc_check $cpu_dl_port $SB_ITC_CPU_IP $exp_max_occ)
170 check_err $? "Expected egress TC($SB_ITC_CPU_IP) max occupancy to be $exp_max_occ, but got $max_occ"
171 log_test "CPU port's egress TC - IP packet"
172
173 tc filter del dev $h1 egress protocol ip pref 1 handle 101 flower \
174 src_mac $h1mac dst_mac $h2mac \
175 src_ip 192.0.1.1 dst_ip 192.0.1.2 \
176 action pass
177}
178
179port_tc_arp_test()
180{
181 local exp_max_occ=$(devlink_cell_size_get)
182 local max_occ
183
184 tc filter add dev $h1 egress protocol arp pref 1 handle 101 flower \
185 src_mac $h1mac action pass
186
187 devlink sb occupancy clearmax $DEVLINK_DEV
188
189 $MZ $h1 -c 1 -p 10 -a $h1mac -A 192.0.1.1 -t arp -q
190
191 devlink sb occupancy snapshot $DEVLINK_DEV
192
193 RET=0
194 max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)
195 check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"
196 log_test "physical port's($h2) ingress TC - ARP packet"
197
198 RET=0
199 max_occ=$(sb_occ_etc_check $cpu_dl_port $SB_ITC_CPU_ARP $exp_max_occ)
200 check_err $? "Expected egress TC($SB_ITC_IP2ME) max occupancy to be $exp_max_occ, but got $max_occ"
201 log_test "CPU port's egress TC - ARP packet"
202
203 tc filter del dev $h1 egress protocol arp pref 1 handle 101 flower \
204 src_mac $h1mac action pass
205}
206
207setup_prepare()
208{
209 h1=${NETIFS[p1]}
210 h2=${NETIFS[p2]}
211
212 h1mac=$(mac_get $h1)
213 h2mac=$(mac_get $h2)
214
215 dl_port1=$(devlink_port_by_netdev $h1)
216 dl_port2=$(devlink_port_by_netdev $h2)
217
218 cpu_dl_port=$(devlink_cpu_port_get)
219
220 vrf_prepare
221
222 h1_create
223 h2_create
224}
225
226cleanup()
227{
228 pre_cleanup
229
230 h2_destroy
231 h1_destroy
232
233 vrf_cleanup
234}
235
236trap cleanup EXIT
237
238setup_prepare
239setup_wait
240
241tests_run
242
243exit $EXIT_STATUS