1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
|
# $NetBSD: t_tap.sh,v 1.11 2020/09/30 14:43:15 roy Exp $
#
# Copyright (c) 2016 Internet Initiative Japan Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
SOCK_LOCAL=unix://commsock1
SOCK_REMOTE=unix://commsock2
BUS=bus1
IP4_LOCAL=10.0.0.1
IP4_TAP=10.0.0.2
IP4_REMOTE=10.0.0.3
IP6_LOCAL=fc00::1
IP6_TAP=fc00::2
IP6_REMOTE=fc00::3
TAP_PID=./.__tap.pid
DEBUG=${DEBUG:-false}
TIMEOUT=1
atf_test_case tap_create_destroy cleanup
tap_create_destroy_head()
{
atf_set "descr" "tests of creation and deletion of tap interface"
atf_set "require.progs" "rump_server"
}
tap_create_destroy_body()
{
rump_server_fs_start $SOCK_LOCAL netinet6 tap
test_create_destroy_common $SOCK_LOCAL tap0 true
}
tap_create_destroy_cleanup()
{
$DEBUG && dump
cleanup
}
atf_test_case tap_stand_alone cleanup
tap_create_destroy_head()
{
atf_set "descr" "tests of alone tap interface"
atf_set "require.progs" "rump_server"
}
tap_stand_alone_body()
{
rump_server_fs_start $SOCK_LOCAL netinet6 tap
rump_server_fs_start $SOCK_REMOTE netinet6 tap
rump_server_add_iface $SOCK_LOCAL shmif0 $BUS
rump_server_add_iface $SOCK_REMOTE shmif0 $BUS
export RUMP_SERVER=${SOCK_LOCAL}
atf_check -s exit:0 rump.ifconfig shmif0 $IP4_LOCAL
atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6_LOCAL
atf_check -s exit:0 rump.ifconfig shmif0 up
atf_check -s exit:0 rump.ifconfig -w 10
export RUMP_SERVER=${SOCK_REMOTE}
atf_check -s exit:0 rump.ifconfig shmif0 $IP4_REMOTE
atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6_REMOTE
atf_check -s exit:0 rump.ifconfig shmif0 up
atf_check -s exit:0 rump.ifconfig -w 10
atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP4_LOCAL
atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6_LOCAL
export RUMP_SERVER=${SOCK_LOCAL}
atf_check -s exit:0 rump.ifconfig shmif0 $IP4_LOCAL delete
atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6_LOCAL delete
rump_server_add_iface $SOCK_LOCAL tap0
atf_check -s exit:0 rump.ifconfig tap0 $IP4_TAP
atf_check -s exit:0 rump.ifconfig tap0 inet6 $IP6_TAP
atf_check -s exit:0 rump.ifconfig tap0 up
atf_check -s exit:0 rump.ifconfig -w 10
export RUMP_SERVER=${SOCK_REMOTE}
# Cannot reach to an alone tap
atf_check -s not-exit:0 -o ignore -e ignore \
rump.ping6 -n -X $TIMEOUT -c 1 $IP6_TAP
atf_check -s not-exit:0 -o ignore -e ignore \
rump.ping -n -w $TIMEOUT -c 1 $IP4_TAP
rump_server_destroy_ifaces
}
tap_stand_alone_cleanup()
{
$DEBUG && dump
cleanup
}
atf_test_case tap_bridged cleanup
tap_bridged_head()
{
atf_set "descr" "tests of alone tap interface"
atf_set "require.progs" "rump_server"
}
tap_bridged_body()
{
local src="$(atf_get_srcdir)"
rump_server_fs_start $SOCK_LOCAL netinet6 tap bridge
rump_server_fs_start $SOCK_REMOTE netinet6 tap
rump_server_add_iface $SOCK_LOCAL shmif0 $BUS
rump_server_add_iface $SOCK_REMOTE shmif0 $BUS
export RUMP_SERVER=${SOCK_LOCAL}
atf_check -s exit:0 rump.ifconfig shmif0 $IP4_LOCAL
atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6_LOCAL
atf_check -s exit:0 rump.ifconfig shmif0 up
rump_server_add_iface $SOCK_LOCAL tap0
atf_check -s exit:0 rump.ifconfig tap0 $IP4_TAP
atf_check -s exit:0 rump.ifconfig tap0 inet6 $IP6_TAP
atf_check -s exit:0 rump.ifconfig tap0 up
rump_server_add_iface $SOCK_LOCAL bridge0
atf_check -s exit:0 rump.ifconfig bridge0 up
export LD_PRELOAD=/usr/lib/librumphijack.so
atf_check -s exit:0 brconfig bridge0 add shmif0
atf_check -s exit:0 brconfig bridge0 add tap0
unset LD_PRELOAD
atf_check -s exit:0 rump.ifconfig -w 10
export RUMP_SERVER=${SOCK_REMOTE}
atf_check -s exit:0 rump.ifconfig shmif0 $IP4_REMOTE
atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6_REMOTE
atf_check -s exit:0 rump.ifconfig shmif0 up
atf_check -s exit:0 rump.ifconfig -w 10
# shmif0 on the server bridge is active, we expect this to work
atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP4_LOCAL
atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6_LOCAL
# The tap is not open, we expect this to fail
atf_check -s not-exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP4_TAP
atf_check -s not-exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6_TAP
# Open the tap on the server
export RUMP_SERVER=${SOCK_LOCAL}
atf_check -s exit:0 "$src"/rump_open_tap /dev/tap0 $TAP_PID
atf_check -s exit:0 rump.ifconfig -w 10
# Now we can ping the tap address
export RUMP_SERVER=${SOCK_LOCAL}
atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP4_TAP
atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6_TAP
rump_server_destroy_ifaces
}
tap_bridged_cleanup()
{
if [ -f $TAP_PID ]; then
kill -9 $(cat $TAP_PID)
rm -f $TAP_PID
sleep 1
fi
$DEBUG && dump
cleanup
}
atf_init_test_cases()
{
atf_add_test_case tap_create_destroy
atf_add_test_case tap_stand_alone
atf_add_test_case tap_bridged
}
|