1 #!/bin/bash
2 # SPDX-License-Identifier: GPL-2.0
3 #
4 # This test is for checking the FIB offload API on top of mlxsw.
5
6 lib_dir=$(dirname $0)/../../../net/forwarding
7
8 ALL_TESTS="
9 ipv4_identical_routes
10 ipv4_tos
11 ipv4_metric
12 ipv4_replace
13 ipv4_delete
14 ipv4_plen
15 ipv4_replay
16 ipv4_flush
17 ipv4_local_replace
18 ipv6_add
19 ipv6_metric
20 ipv6_append_single
21 ipv6_replace_single
22 ipv6_metric_multipath
23 ipv6_append_multipath
24 ipv6_replace_multipath
25 ipv6_append_multipath_to_single
26 ipv6_delete_single
27 ipv6_delete_multipath
28 ipv6_replay_single
29 ipv6_replay_multipath
30 ipv6_local_replace
31 "
32 NUM_NETIFS=0
33 source $lib_dir/lib.sh
34 source $lib_dir/devlink_lib.sh
35 source $lib_dir/fib_offload_lib.sh
36
37 ipv4_identical_routes()
38 {
39 fib_ipv4_identical_routes_test "testns1"
40 }
41
42 ipv4_tos()
43 {
44 fib_ipv4_tos_test "testns1"
45 }
46
47 ipv4_metric()
48 {
49 fib_ipv4_metric_test "testns1"
50 }
51
52 ipv4_replace()
53 {
54 fib_ipv4_replace_test "testns1"
55 }
56
57 ipv4_delete()
58 {
59 fib_ipv4_delete_test "testns1"
60 }
61
62 ipv4_plen()
63 {
64 fib_ipv4_plen_test "testns1"
65 }
66
67 ipv4_replay_metric()
68 {
69 fib_ipv4_replay_metric_test "testns1" "$DEVLINK_DEV"
70 }
71
72 ipv4_replay_tos()
73 {
74 fib_ipv4_replay_tos_test "testns1" "$DEVLINK_DEV"
75 }
76
77 ipv4_replay_plen()
78 {
79 fib_ipv4_replay_plen_test "testns1" "$DEVLINK_DEV"
80 }
81
82 ipv4_replay()
83 {
84 ipv4_replay_metric
85 ipv4_replay_tos
86 ipv4_replay_plen
87 }
88
89 ipv4_flush()
90 {
91 fib_ipv4_flush_test "testns1"
92 }
93
94 ipv4_local_replace()
95 {
96 local ns="testns1"
97
98 RET=0
99
100 ip -n $ns link add name dummy1 type dummy
101 ip -n $ns link set dev dummy1 up
102
103 ip -n $ns route add table local 192.0.2.1/32 dev dummy1
104 fib4_trap_check $ns "table local 192.0.2.1/32 dev dummy1" false
105 check_err $? "Local table route not in hardware when should"
106
107 ip -n $ns route add table main 192.0.2.1/32 dev dummy1
108 fib4_trap_check $ns "table main 192.0.2.1/32 dev dummy1" true
109 check_err $? "Main table route in hardware when should not"
110
111 fib4_trap_check $ns "table local 192.0.2.1/32 dev dummy1" false
112 check_err $? "Local table route was replaced when should not"
113
114 # Test that local routes can replace routes in main table.
115 ip -n $ns route add table main 192.0.2.2/32 dev dummy1
116 fib4_trap_check $ns "table main 192.0.2.2/32 dev dummy1" false
117 check_err $? "Main table route not in hardware when should"
118
119 ip -n $ns route add table local 192.0.2.2/32 dev dummy1
120 fib4_trap_check $ns "table local 192.0.2.2/32 dev dummy1" false
121 check_err $? "Local table route did not replace route in main table when should"
122
123 fib4_trap_check $ns "table main 192.0.2.2/32 dev dummy1" true
124 check_err $? "Main table route was not replaced when should"
125
126 log_test "IPv4 local table route replacement"
127
128 ip -n $ns link del dev dummy1
129 }
130
131 ipv6_add()
132 {
133 fib_ipv6_add_test "testns1"
134 }
135
136 ipv6_metric()
137 {
138 fib_ipv6_metric_test "testns1"
139 }
140
141 ipv6_append_single()
142 {
143 fib_ipv6_append_single_test "testns1"
144 }
145
146 ipv6_replace_single()
147 {
148 fib_ipv6_replace_single_test "testns1"
149 }
150
151 ipv6_metric_multipath()
152 {
153 fib_ipv6_metric_multipath_test "testns1"
154 }
155
156 ipv6_append_multipath()
157 {
158 fib_ipv6_append_multipath_test "testns1"
159 }
160
161 ipv6_replace_multipath()
162 {
163 fib_ipv6_replace_multipath_test "testns1"
164 }
165
166 ipv6_append_multipath_to_single()
167 {
168 fib_ipv6_append_multipath_to_single_test "testns1"
169 }
170
171 ipv6_delete_single()
172 {
173 fib_ipv6_delete_single_test "testns1"
174 }
175
176 ipv6_delete_multipath()
177 {
178 fib_ipv6_delete_multipath_test "testns1"
179 }
180
181 ipv6_replay_single()
182 {
183 fib_ipv6_replay_single_test "testns1" "$DEVLINK_DEV"
184 }
185
186 ipv6_replay_multipath()
187 {
188 fib_ipv6_replay_multipath_test "testns1" "$DEVLINK_DEV"
189 }
190
191 ipv6_local_replace()
192 {
193 local ns="testns1"
194
195 RET=0
196
197 ip -n $ns link add name dummy1 type dummy
198 ip -n $ns link set dev dummy1 up
199
200 ip -n $ns route add table local 2001:db8:1::1/128 dev dummy1
201 fib6_trap_check $ns "table local 2001:db8:1::1/128 dev dummy1" false
202 check_err $? "Local table route not in hardware when should"
203
204 ip -n $ns route add table main 2001:db8:1::1/128 dev dummy1
205 fib6_trap_check $ns "table main 2001:db8:1::1/128 dev dummy1" true
206 check_err $? "Main table route in hardware when should not"
207
208 fib6_trap_check $ns "table local 2001:db8:1::1/128 dev dummy1" false
209 check_err $? "Local table route was replaced when should not"
210
211 # Test that local routes can replace routes in main table.
212 ip -n $ns route add table main 2001:db8:1::2/128 dev dummy1
213 fib6_trap_check $ns "table main 2001:db8:1::2/128 dev dummy1" false
214 check_err $? "Main table route not in hardware when should"
215
216 ip -n $ns route add table local 2001:db8:1::2/128 dev dummy1
217 fib6_trap_check $ns "table local 2001:db8:1::2/128 dev dummy1" false
218 check_err $? "Local route route did not replace route in main table when should"
219
220 fib6_trap_check $ns "table main 2001:db8:1::2/128 dev dummy1" true
221 check_err $? "Main table route was not replaced when should"
222
223 log_test "IPv6 local table route replacement"
224
225 ip -n $ns link del dev dummy1
226 }
227
228 fib_notify_on_flag_change_set()
229 {
230 local notify=$1; shift
231
232 ip netns exec testns1 sysctl -qw net.ipv4.fib_notify_on_flag_change=$notify
233 ip netns exec testns1 sysctl -qw net.ipv6.fib_notify_on_flag_change=$notify
234
235 log_info "Set fib_notify_on_flag_change to $notify"
236 }
237
238 setup_prepare()
239 {
240 ip netns add testns1
241 if [ $? -ne 0 ]; then
242 echo "Failed to add netns \"testns1\""
243 exit 1
244 fi
245
246 devlink dev reload $DEVLINK_DEV netns testns1
247 if [ $? -ne 0 ]; then
248 echo "Failed to reload into netns \"testns1\""
249 exit 1
250 fi
251 }
252
253 cleanup()
254 {
255 pre_cleanup
256 devlink -N testns1 dev reload $DEVLINK_DEV netns $$
257 ip netns del testns1
258 }
259
260 trap cleanup EXIT
261
262 setup_prepare
263
264 fib_notify_on_flag_change_set 1
265 tests_run
266
267 fib_notify_on_flag_change_set 0
268 tests_run
269
270 exit $EXIT_STATUS
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