xref: /linux/tools/testing/selftests/net/hsr/hsr_ping.sh (revision ca4a09a950d27909a16cebe512544bb01b8ce2e5)
1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3
4ipv6=true
5
6source ./hsr_common.sh
7
8optstring="h4"
9usage() {
10	echo "Usage: $0 [OPTION]"
11	echo -e "\t-4: IPv4 only: disable IPv6 tests (default: test both IPv4 and IPv6)"
12}
13
14while getopts "$optstring" option;do
15	case "$option" in
16	"h")
17		usage $0
18		exit 0
19		;;
20	"4")
21		ipv6=false
22		;;
23	"?")
24		usage $0
25		exit 1
26		;;
27esac
28done
29
30do_ping_tests()
31{
32	local netid="$1"
33
34	echo "INFO: Running ping tests."
35
36	echo "INFO: Initial validation ping."
37	# Each node has to be able to reach each one.
38	do_ping "$ns1" "100.64.$netid.2"
39	do_ping "$ns1" "100.64.$netid.3"
40	do_ping "$ns2" "100.64.$netid.1"
41	do_ping "$ns2" "100.64.$netid.3"
42	do_ping "$ns3" "100.64.$netid.1"
43	do_ping "$ns3" "100.64.$netid.2"
44	stop_if_error "Initial validation failed on IPv4."
45
46	do_ping "$ns1" "dead:beef:$netid::2"
47	do_ping "$ns1" "dead:beef:$netid::3"
48	do_ping "$ns2" "dead:beef:$netid::1"
49	do_ping "$ns2" "dead:beef:$netid::2"
50	do_ping "$ns3" "dead:beef:$netid::1"
51	do_ping "$ns3" "dead:beef:$netid::2"
52	stop_if_error "Initial validation failed on IPv6."
53
54# Wait until supervisor all supervision frames have been processed and the node
55# entries have been merged. Otherwise duplicate frames will be observed which is
56# valid at this stage.
57	echo "INFO: Wait for node table entries to be merged."
58	WAIT=5
59	while [ ${WAIT} -gt 0 ]
60	do
61		grep 00:00:00:00:00:00 /sys/kernel/debug/hsr/hsr*/node_table
62		if [ $? -ne 0 ]
63		then
64			break
65		fi
66		sleep 1
67		let "WAIT = WAIT - 1"
68	done
69
70# Just a safety delay in case the above check didn't handle it.
71	sleep 1
72
73	echo "INFO: Longer ping test."
74	do_ping_long "$ns1" "100.64.$netid.2"
75	do_ping_long "$ns1" "dead:beef:$netid::2"
76	do_ping_long "$ns1" "100.64.$netid.3"
77	do_ping_long "$ns1" "dead:beef:$netid::3"
78	stop_if_error "Longer ping test failed (ns1)."
79
80	do_ping_long "$ns2" "100.64.$netid.1"
81	do_ping_long "$ns2" "dead:beef:$netid::1"
82	do_ping_long "$ns2" "100.64.$netid.3"
83	do_ping_long "$ns2" "dead:beef:$netid::3"
84	stop_if_error "Longer ping test failed (ns2)."
85
86	do_ping_long "$ns3" "100.64.$netid.1"
87	do_ping_long "$ns3" "dead:beef:$netid::1"
88	do_ping_long "$ns3" "100.64.$netid.2"
89	do_ping_long "$ns3" "dead:beef:$netid::2"
90	stop_if_error "Longer ping test failed (ns3)."
91}
92
93do_link_problem_tests()
94{
95	echo "INFO: Running link problem tests."
96
97	echo "INFO: Delay the link and drop a few packages."
98	tc -net "$ns3" qdisc add dev ns3eth1 root netem delay 50ms
99	tc -net "$ns2" qdisc add dev ns2eth1 root netem delay 5ms loss 25%
100
101	do_ping_long "$ns1" 100.64.0.2
102	do_ping_long "$ns1" 100.64.0.3
103	stop_if_error "Failed with delay and packetloss (ns1)."
104
105	do_ping_long "$ns2" 100.64.0.1
106	do_ping_long "$ns2" 100.64.0.3
107	stop_if_error "Failed with delay and packetloss (ns2)."
108
109	do_ping_long "$ns3" 100.64.0.1
110	do_ping_long "$ns3" 100.64.0.2
111	stop_if_error "Failed with delay and packetloss (ns3)."
112}
113
114setup_hsr_interfaces()
115{
116	local HSRv="$1"
117
118	echo "INFO: Preparing interfaces for HSRv${HSRv}."
119# Three HSR nodes. Each node has one link to each of its neighbour, two links in total.
120#
121#    ns1eth1 ----- ns2eth1
122#      hsr1         hsr2
123#    ns1eth2       ns2eth2
124#       |            |
125#    ns3eth1      ns3eth2
126#           \    /
127#            hsr3
128#
129	# Interfaces
130	ip link add ns1eth1 netns "$ns1" type veth peer name ns2eth1 netns "$ns2"
131	ip link add ns1eth2 netns "$ns1" type veth peer name ns3eth1 netns "$ns3"
132	ip link add ns3eth2 netns "$ns3" type veth peer name ns2eth2 netns "$ns2"
133
134	# HSRv0/1
135	ip -net "$ns1" link add name hsr1 type hsr slave1 ns1eth1 \
136		slave2 ns1eth2 supervision 45 version "$HSRv" proto 0
137	ip -net "$ns2" link add name hsr2 type hsr slave1 ns2eth1 \
138		slave2 ns2eth2 supervision 45 version "$HSRv" proto 0
139	ip -net "$ns3" link add name hsr3 type hsr slave1 ns3eth1 \
140		slave2 ns3eth2 supervision 45 version "$HSRv" proto 0
141
142	# IP for HSR
143	ip -net "$ns1" addr add 100.64.0.1/24 dev hsr1
144	ip -net "$ns1" addr add dead:beef:0::1/64 dev hsr1 nodad
145	ip -net "$ns2" addr add 100.64.0.2/24 dev hsr2
146	ip -net "$ns2" addr add dead:beef:0::2/64 dev hsr2 nodad
147	ip -net "$ns3" addr add 100.64.0.3/24 dev hsr3
148	ip -net "$ns3" addr add dead:beef:0::3/64 dev hsr3 nodad
149
150	ip -net "$ns1" link set address 00:11:22:00:01:01 dev ns1eth1
151	ip -net "$ns1" link set address 00:11:22:00:01:02 dev ns1eth2
152
153	ip -net "$ns2" link set address 00:11:22:00:02:01 dev ns2eth1
154	ip -net "$ns2" link set address 00:11:22:00:02:02 dev ns2eth2
155
156	ip -net "$ns3" link set address 00:11:22:00:03:01 dev ns3eth1
157	ip -net "$ns3" link set address 00:11:22:00:03:02 dev ns3eth2
158
159	# All Links up
160	ip -net "$ns1" link set ns1eth1 up
161	ip -net "$ns1" link set ns1eth2 up
162	ip -net "$ns1" link set hsr1 up
163
164	ip -net "$ns2" link set ns2eth1 up
165	ip -net "$ns2" link set ns2eth2 up
166	ip -net "$ns2" link set hsr2 up
167
168	ip -net "$ns3" link set ns3eth1 up
169	ip -net "$ns3" link set ns3eth2 up
170	ip -net "$ns3" link set hsr3 up
171}
172
173setup_vlan_interfaces() {
174	ip -net "$ns1" link add link hsr1 name hsr1.2 type vlan id 2
175	ip -net "$ns2" link add link hsr2 name hsr2.2 type vlan id 2
176	ip -net "$ns3" link add link hsr3 name hsr3.2 type vlan id 2
177
178	ip -net "$ns1" addr add 100.64.2.1/24 dev hsr1.2
179	ip -net "$ns1" addr add dead:beef:2::1/64 dev hsr1.2 nodad
180
181	ip -net "$ns2" addr add 100.64.2.2/24 dev hsr2.2
182	ip -net "$ns2" addr add dead:beef:2::2/64 dev hsr2.2 nodad
183
184	ip -net "$ns3" addr add 100.64.2.3/24 dev hsr3.2
185	ip -net "$ns3" addr add dead:beef:2::3/64 dev hsr3.2 nodad
186
187	ip -net "$ns1" link set dev hsr1.2 up
188	ip -net "$ns2" link set dev hsr2.2 up
189	ip -net "$ns3" link set dev hsr3.2 up
190
191}
192
193run_complete_ping_tests()
194{
195	echo "INFO: Running complete ping tests."
196	do_ping_tests 0
197	do_link_problem_tests
198}
199
200run_vlan_tests()
201{
202	vlan_challenged_hsr1=$(ip net exec "$ns1" ethtool -k hsr1 | grep "vlan-challenged" | awk '{print $2}')
203	vlan_challenged_hsr2=$(ip net exec "$ns2" ethtool -k hsr2 | grep "vlan-challenged" | awk '{print $2}')
204	vlan_challenged_hsr3=$(ip net exec "$ns3" ethtool -k hsr3 | grep "vlan-challenged" | awk '{print $2}')
205
206	if [[ "$vlan_challenged_hsr1" = "off" || "$vlan_challenged_hsr2" = "off" || "$vlan_challenged_hsr3" = "off" ]]; then
207		echo "INFO: Running VLAN tests"
208		setup_vlan_interfaces
209		do_ping_tests 2
210	else
211		echo "INFO: Not Running VLAN tests as the device does not support VLAN"
212	fi
213}
214
215check_prerequisites
216trap cleanup_all_ns EXIT
217
218setup_ns ns1 ns2 ns3
219setup_hsr_interfaces 0
220run_complete_ping_tests
221run_vlan_tests
222
223setup_ns ns1 ns2 ns3
224setup_hsr_interfaces 1
225run_complete_ping_tests
226run_vlan_tests
227
228exit $ret
229