fib.sh

  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
  6lib_dir=$(dirname $0)/../../../net/forwarding
  7
  8ALL_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"
 32NUM_NETIFS=0
 33source $lib_dir/lib.sh
 34source $lib_dir/devlink_lib.sh
 35source $lib_dir/fib_offload_lib.sh
 36
 37ipv4_identical_routes()
 38{
 39	fib_ipv4_identical_routes_test "testns1"
 40}
 41
 42ipv4_tos()
 43{
 44	fib_ipv4_tos_test "testns1"
 45}
 46
 47ipv4_metric()
 48{
 49	fib_ipv4_metric_test "testns1"
 50}
 51
 52ipv4_replace()
 53{
 54	fib_ipv4_replace_test "testns1"
 55}
 56
 57ipv4_delete()
 58{
 59	fib_ipv4_delete_test "testns1"
 60}
 61
 62ipv4_plen()
 63{
 64	fib_ipv4_plen_test "testns1"
 65}
 66
 67ipv4_replay_metric()
 68{
 69	fib_ipv4_replay_metric_test "testns1" "$DEVLINK_DEV"
 70}
 71
 72ipv4_replay_tos()
 73{
 74	fib_ipv4_replay_tos_test "testns1" "$DEVLINK_DEV"
 75}
 76
 77ipv4_replay_plen()
 78{
 79	fib_ipv4_replay_plen_test "testns1" "$DEVLINK_DEV"
 80}
 81
 82ipv4_replay()
 83{
 84	ipv4_replay_metric
 85	ipv4_replay_tos
 86	ipv4_replay_plen
 87}
 88
 89ipv4_flush()
 90{
 91	fib_ipv4_flush_test "testns1"
 92}
 93
 94ipv4_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 $ns link del dev dummy1
129}
130
131ipv6_add()
132{
133	fib_ipv6_add_test "testns1"
134}
135
136ipv6_metric()
137{
138	fib_ipv6_metric_test "testns1"
139}
140
141ipv6_append_single()
142{
143	fib_ipv6_append_single_test "testns1"
144}
145
146ipv6_replace_single()
147{
148	fib_ipv6_replace_single_test "testns1"
149}
150
151ipv6_metric_multipath()
152{
153	fib_ipv6_metric_multipath_test "testns1"
154}
155
156ipv6_append_multipath()
157{
158	fib_ipv6_append_multipath_test "testns1"
159}
160
161ipv6_replace_multipath()
162{
163	fib_ipv6_replace_multipath_test "testns1"
164}
165
166ipv6_append_multipath_to_single()
167{
168	fib_ipv6_append_multipath_to_single_test "testns1"
169}
170
171ipv6_delete_single()
172{
173	fib_ipv6_delete_single_test "testns1"
174}
175
176ipv6_delete_multipath()
177{
178	fib_ipv6_delete_multipath_test "testns1"
179}
180
181ipv6_replay_single()
182{
183	fib_ipv6_replay_single_test "testns1" "$DEVLINK_DEV"
184}
185
186ipv6_replay_multipath()
187{
188	fib_ipv6_replay_multipath_test "testns1" "$DEVLINK_DEV"
189}
190
191ipv6_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
228fib_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
238setup_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
253cleanup()
254{
255	pre_cleanup
256	devlink -N testns1 dev reload $DEVLINK_DEV netns $$
257	ip netns del testns1
258}
259
260trap cleanup EXIT
261
262setup_prepare
263
264fib_notify_on_flag_change_set 1
265tests_run
266
267fib_notify_on_flag_change_set 0
268tests_run
269
270exit $EXIT_STATUS