tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3
4# +---------------------------------------------+ +----------------------+
5# | H1 (vrf) | | H2 (vrf) |
6# | + $h1.100 + $h1.200 | | + $h2 |
7# | | 192.0.2.1/28 | 192.0.2.17/28 | | | 192.0.2.130/28 |
8# | | 2001:db8:1::1/64 | 2001:db8:3::1/64 | | | 192.0.2.146/28 |
9# | \_________ __________/ | | | 2001:db8:2::2/64 |
10# | V | | | 2001:db8:4::2/64 |
11# | + $h1 | | | |
12# +--------------|------------------------------+ +--|-------------------+
13# | |
14# +--------------|----------------------------------------|-------------------+
15# | SW + $swp1 + $swp2 |
16# | | 192.0.2.129/28 |
17# | | 192.0.2.145/28 |
18# | | 2001:db8:2::1/64 |
19# | ________^___________________________ 2001:db8:4::1/64 |
20# | / \ |
21# | +---|------------------------------+ +---|------------------------------+ |
22# | | + $swp1.100 BR1 (802.1d) | | + $swp1.200 BR2 (802.1d) | |
23# | | 192.0.2.2/28 | | 192.0.2.18/28 | |
24# | | 2001:db8:1::2/64 | | 2001:db8:3::2/64 | |
25# | | | | | |
26# | +----------------------------------+ +----------------------------------+ |
27# +---------------------------------------------------------------------------+
28
29ALL_TESTS="
30 ping_ipv4
31 ping_ipv6
32 config_remaster
33 ping_ipv4
34 ping_ipv6
35"
36NUM_NETIFS=4
37source lib.sh
38
39h1_create()
40{
41 simple_if_init $h1
42 vlan_create $h1 100 v$h1 192.0.2.1/28 2001:db8:1::1/64
43 vlan_create $h1 200 v$h1 192.0.2.17/28 2001:db8:3::1/64
44 ip -4 route add 192.0.2.128/28 vrf v$h1 nexthop via 192.0.2.2
45 ip -4 route add 192.0.2.144/28 vrf v$h1 nexthop via 192.0.2.18
46 ip -6 route add 2001:db8:2::/64 vrf v$h1 nexthop via 2001:db8:1::2
47 ip -6 route add 2001:db8:4::/64 vrf v$h1 nexthop via 2001:db8:3::2
48}
49
50h1_destroy()
51{
52 ip -6 route del 2001:db8:4::/64 vrf v$h1
53 ip -6 route del 2001:db8:2::/64 vrf v$h1
54 ip -4 route del 192.0.2.144/28 vrf v$h1
55 ip -4 route del 192.0.2.128/28 vrf v$h1
56 vlan_destroy $h1 200
57 vlan_destroy $h1 100
58 simple_if_fini $h1
59}
60
61h2_create()
62{
63 simple_if_init $h2 192.0.2.130/28 2001:db8:2::2/64 \
64 192.0.2.146/28 2001:db8:4::2/64
65 ip -4 route add 192.0.2.0/28 vrf v$h2 nexthop via 192.0.2.129
66 ip -4 route add 192.0.2.16/28 vrf v$h2 nexthop via 192.0.2.145
67 ip -6 route add 2001:db8:1::/64 vrf v$h2 nexthop via 2001:db8:2::1
68 ip -6 route add 2001:db8:3::/64 vrf v$h2 nexthop via 2001:db8:4::1
69}
70
71h2_destroy()
72{
73 ip -6 route del 2001:db8:3::/64 vrf v$h2
74 ip -6 route del 2001:db8:1::/64 vrf v$h2
75 ip -4 route del 192.0.2.16/28 vrf v$h2
76 ip -4 route del 192.0.2.0/28 vrf v$h2
77 simple_if_fini $h2 192.0.2.130/28 2001:db8:2::2/64 \
78 192.0.2.146/28 2001:db8:4::2/64
79}
80
81router_create()
82{
83 ip link set dev $swp1 up
84
85 vlan_create $swp1 100
86 ip link add name br1 type bridge vlan_filtering 0
87 ip link set dev br1 address $(mac_get $swp1.100)
88 ip link set dev $swp1.100 master br1
89 __addr_add_del br1 add 192.0.2.2/28 2001:db8:1::2/64
90 ip link set dev br1 up
91
92 vlan_create $swp1 200
93 ip link add name br2 type bridge vlan_filtering 0
94 ip link set dev br2 address $(mac_get $swp1.200)
95 ip link set dev $swp1.200 master br2
96 __addr_add_del br2 add 192.0.2.18/28 2001:db8:3::2/64
97 ip link set dev br2 up
98
99 ip link set dev $swp2 up
100 __addr_add_del $swp2 add 192.0.2.129/28 2001:db8:2::1/64 \
101 192.0.2.145/28 2001:db8:4::1/64
102}
103
104router_destroy()
105{
106 __addr_add_del $swp2 del 192.0.2.129/28 2001:db8:2::1/64 \
107 192.0.2.145/28 2001:db8:4::1/64
108 ip link set dev $swp2 down
109
110 __addr_add_del br2 del 192.0.2.18/28 2001:db8:3::2/64
111 ip link set dev $swp1.200 nomaster
112 ip link del dev br2
113 vlan_destroy $swp1 200
114
115 __addr_add_del br1 del 192.0.2.2/28 2001:db8:1::2/64
116 ip link set dev $swp1.100 nomaster
117 ip link del dev br1
118 vlan_destroy $swp1 100
119
120 ip link set dev $swp1 down
121}
122
123config_remaster()
124{
125 log_info "Remaster bridge slaves"
126
127 ip link set dev $swp1.100 nomaster
128 ip link set dev $swp1.200 nomaster
129 sleep 2
130 ip link set dev $swp1.200 master br2
131 ip link set dev $swp1.100 master br1
132}
133
134setup_prepare()
135{
136 h1=${NETIFS[p1]}
137 swp1=${NETIFS[p2]}
138
139 swp2=${NETIFS[p3]}
140 h2=${NETIFS[p4]}
141
142 vrf_prepare
143
144 h1_create
145 h2_create
146
147 router_create
148
149 forwarding_enable
150}
151
152cleanup()
153{
154 pre_cleanup
155
156 forwarding_restore
157
158 router_destroy
159
160 h2_destroy
161 h1_destroy
162
163 vrf_cleanup
164}
165
166ping_ipv4()
167{
168 ping_test $h1 192.0.2.130 ": via 100"
169 ping_test $h1 192.0.2.146 ": via 200"
170}
171
172ping_ipv6()
173{
174 ping6_test $h1 2001:db8:2::2 ": via 100"
175 ping6_test $h1 2001:db8:4::2 ": via 200"
176}
177
178trap cleanup EXIT
179
180setup_prepare
181setup_wait
182
183tests_run
184
185exit $EXIT_STATUS