Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#!/bin/sh
2#
3# This test is for checking rtnetlink callpaths, and get as much coverage as possible.
4#
5# set -e
6
7devdummy="test-dummy0"
8ret=0
9
10# set global exit status, but never reset nonzero one.
11check_err()
12{
13 if [ $ret -eq 0 ]; then
14 ret=$1
15 fi
16}
17
18kci_add_dummy()
19{
20 ip link add name "$devdummy" type dummy
21 check_err $?
22 ip link set "$devdummy" up
23 check_err $?
24}
25
26kci_del_dummy()
27{
28 ip link del dev "$devdummy"
29 check_err $?
30}
31
32# add a bridge with vlans on top
33kci_test_bridge()
34{
35 devbr="test-br0"
36 vlandev="testbr-vlan1"
37
38 ret=0
39 ip link add name "$devbr" type bridge
40 check_err $?
41
42 ip link set dev "$devdummy" master "$devbr"
43 check_err $?
44
45 ip link set "$devbr" up
46 check_err $?
47
48 ip link add link "$devbr" name "$vlandev" type vlan id 1
49 check_err $?
50 ip addr add dev "$vlandev" 10.200.7.23/30
51 check_err $?
52 ip -6 addr add dev "$vlandev" dead:42::1234/64
53 check_err $?
54 ip -d link > /dev/null
55 check_err $?
56 ip r s t all > /dev/null
57 check_err $?
58 ip -6 addr del dev "$vlandev" dead:42::1234/64
59 check_err $?
60
61 ip link del dev "$vlandev"
62 check_err $?
63 ip link del dev "$devbr"
64 check_err $?
65
66 if [ $ret -ne 0 ];then
67 echo "FAIL: bridge setup"
68 return 1
69 fi
70 echo "PASS: bridge setup"
71
72}
73
74kci_test_gre()
75{
76 gredev=neta
77 rem=10.42.42.1
78 loc=10.0.0.1
79
80 ret=0
81 ip tunnel add $gredev mode gre remote $rem local $loc ttl 1
82 check_err $?
83 ip link set $gredev up
84 check_err $?
85 ip addr add 10.23.7.10 dev $gredev
86 check_err $?
87 ip route add 10.23.8.0/30 dev $gredev
88 check_err $?
89 ip addr add dev "$devdummy" 10.23.7.11/24
90 check_err $?
91 ip link > /dev/null
92 check_err $?
93 ip addr > /dev/null
94 check_err $?
95 ip addr del dev "$devdummy" 10.23.7.11/24
96 check_err $?
97
98 ip link del $gredev
99 check_err $?
100
101 if [ $ret -ne 0 ];then
102 echo "FAIL: gre tunnel endpoint"
103 return 1
104 fi
105 echo "PASS: gre tunnel endpoint"
106}
107
108# tc uses rtnetlink too, for full tc testing
109# please see tools/testing/selftests/tc-testing.
110kci_test_tc()
111{
112 dev=lo
113 ret=0
114
115 tc qdisc add dev "$dev" root handle 1: htb
116 check_err $?
117 tc class add dev "$dev" parent 1: classid 1:10 htb rate 1mbit
118 check_err $?
119 tc filter add dev "$dev" parent 1:0 prio 5 handle ffe: protocol ip u32 divisor 256
120 check_err $?
121 tc filter add dev "$dev" parent 1:0 prio 5 handle ffd: protocol ip u32 divisor 256
122 check_err $?
123 tc filter add dev "$dev" parent 1:0 prio 5 handle ffc: protocol ip u32 divisor 256
124 check_err $?
125 tc filter add dev "$dev" protocol ip parent 1: prio 5 handle ffe:2:3 u32 ht ffe:2: match ip src 10.0.0.3 flowid 1:10
126 check_err $?
127 tc filter add dev "$dev" protocol ip parent 1: prio 5 handle ffe:2:2 u32 ht ffe:2: match ip src 10.0.0.2 flowid 1:10
128 check_err $?
129 tc filter show dev "$dev" parent 1:0 > /dev/null
130 check_err $?
131 tc filter del dev "$dev" protocol ip parent 1: prio 5 handle ffe:2:3 u32
132 check_err $?
133 tc filter show dev "$dev" parent 1:0 > /dev/null
134 check_err $?
135 tc qdisc del dev "$dev" root handle 1: htb
136 check_err $?
137
138 if [ $ret -ne 0 ];then
139 echo "FAIL: tc htb hierarchy"
140 return 1
141 fi
142 echo "PASS: tc htb hierarchy"
143
144}
145
146kci_test_polrouting()
147{
148 ret=0
149 ip rule add fwmark 1 lookup 100
150 check_err $?
151 ip route add local 0.0.0.0/0 dev lo table 100
152 check_err $?
153 ip r s t all > /dev/null
154 check_err $?
155 ip rule del fwmark 1 lookup 100
156 check_err $?
157 ip route del local 0.0.0.0/0 dev lo table 100
158 check_err $?
159
160 if [ $ret -ne 0 ];then
161 echo "FAIL: policy route test"
162 return 1
163 fi
164 echo "PASS: policy routing"
165}
166
167kci_test_route_get()
168{
169 ret=0
170
171 ip route get 127.0.0.1 > /dev/null
172 check_err $?
173 ip route get 127.0.0.1 dev "$devdummy" > /dev/null
174 check_err $?
175 ip route get ::1 > /dev/null
176 check_err $?
177 ip route get fe80::1 dev "$devdummy" > /dev/null
178 check_err $?
179 ip route get 127.0.0.1 from 127.0.0.1 oif lo tos 0x1 mark 0x1 > /dev/null
180 check_err $?
181 ip route get ::1 from ::1 iif lo oif lo tos 0x1 mark 0x1 > /dev/null
182 check_err $?
183 ip addr add dev "$devdummy" 10.23.7.11/24
184 check_err $?
185 ip route get 10.23.7.11 from 10.23.7.12 iif "$devdummy" > /dev/null
186 check_err $?
187 ip addr del dev "$devdummy" 10.23.7.11/24
188 check_err $?
189
190 if [ $ret -ne 0 ];then
191 echo "FAIL: route get"
192 return 1
193 fi
194
195 echo "PASS: route get"
196}
197
198kci_test_addrlabel()
199{
200 ret=0
201
202 ip addrlabel add prefix dead::/64 dev lo label 1
203 check_err $?
204
205 ip addrlabel list |grep -q "prefix dead::/64 dev lo label 1"
206 check_err $?
207
208 ip addrlabel del prefix dead::/64 dev lo label 1 2> /dev/null
209 check_err $?
210
211 ip addrlabel add prefix dead::/64 label 1 2> /dev/null
212 check_err $?
213
214 ip addrlabel del prefix dead::/64 label 1 2> /dev/null
215 check_err $?
216
217 # concurrent add/delete
218 for i in $(seq 1 1000); do
219 ip addrlabel add prefix 1c3::/64 label 12345 2>/dev/null
220 done &
221
222 for i in $(seq 1 1000); do
223 ip addrlabel del prefix 1c3::/64 label 12345 2>/dev/null
224 done
225
226 wait
227
228 ip addrlabel del prefix 1c3::/64 label 12345 2>/dev/null
229
230 if [ $ret -ne 0 ];then
231 echo "FAIL: ipv6 addrlabel"
232 return 1
233 fi
234
235 echo "PASS: ipv6 addrlabel"
236}
237
238kci_test_rtnl()
239{
240 kci_add_dummy
241 if [ $ret -ne 0 ];then
242 echo "FAIL: cannot add dummy interface"
243 return 1
244 fi
245
246 kci_test_polrouting
247 kci_test_route_get
248 kci_test_tc
249 kci_test_gre
250 kci_test_bridge
251 kci_test_addrlabel
252
253 kci_del_dummy
254}
255
256#check for needed privileges
257if [ "$(id -u)" -ne 0 ];then
258 echo "SKIP: Need root privileges"
259 exit 0
260fi
261
262for x in ip tc;do
263 $x -Version 2>/dev/null >/dev/null
264 if [ $? -ne 0 ];then
265 echo "SKIP: Could not run test without the $x tool"
266 exit 0
267 fi
268done
269
270kci_test_rtnl
271
272exit $ret