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
|
# $NetBSD: t_icmp6_redirect.sh,v 1.7 2016/11/25 08:51:16 ozaki-r Exp $
#
# Copyright (c) 2015 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_PEER=unix://commsock2
SOCK_GW1=unix://commsock3
SOCK_GW2=unix://commsock4
BUS1=bus1
BUS2=bus2
IP6BUS1=fc00:1::/64
IP6BUS2=fc00:2::/64
IP6IF0_LOCAL=fc00:1::2
IP6IF0_PEER=fc00:2::2
IP6IF0_GW1=fc00:1::1
IP6IF1_GW1=fc00:2::1
IP6IF0_GW2=fc00:1::3
REDIRECT_TIMEOUT=5
DEBUG=${DEBUG:-true}
atf_test_case icmp6_redirect_basic cleanup
icmp6_redirect_basic_head()
{
atf_set "descr" "Test for the basically function of the ICMP6 redirect"
atf_set "require.progs" "rump_server rump.route rump.ping rump.ifconfig"
}
icmp6_redirect_basic_body()
{
local gw1_lladdr0=
local gw1_lladdr1=
local gw2_lladdr0=
rump_server_start $SOCK_LOCAL netinet6
rump_server_start $SOCK_PEER netinet6
rump_server_start $SOCK_GW1 netinet6
rump_server_start $SOCK_GW2 netinet6
#
# Setup
#
# Setup gateway #1 (real gateway)
export RUMP_SERVER=${SOCK_GW1}
rump_server_add_iface $SOCK_GW1 shmif0 $BUS1
rump_server_add_iface $SOCK_GW1 shmif1 $BUS2
atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_GW1}
atf_check -s exit:0 rump.ifconfig shmif0 up
atf_check -s exit:0 rump.ifconfig shmif1 inet6 ${IP6IF1_GW1}
atf_check -s exit:0 rump.ifconfig shmif1 up
atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w \
net.inet6.ip6.forwarding=1
unset RUMP_SERVER
gw1_lladdr0=`get_linklocal_addr ${SOCK_GW1} shmif0`
gw1_lladdr1=`get_linklocal_addr ${SOCK_GW1} shmif1`
# Setup a peer behind gateway #1
export RUMP_SERVER=${SOCK_PEER}
rump_server_add_iface $SOCK_PEER shmif0 $BUS2
atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_PEER}
atf_check -s exit:0 rump.ifconfig shmif0 up
atf_check -s exit:0 -o ignore rump.route add \
-inet6 default ${gw1_lladdr1}%shmif0
unset RUMP_SERVER
# Setup gateway #2 (fake gateway)
export RUMP_SERVER=${SOCK_GW2}
rump_server_add_iface $SOCK_GW2 shmif0 $BUS1
atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_GW2}
atf_check -s exit:0 rump.ifconfig shmif0 up
atf_check -s exit:0 -o ignore rump.route add \
-inet6 ${IP6BUS2} ${gw1_lladdr0}%shmif0
atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w \
net.inet6.ip6.forwarding=1
unset RUMP_SERVER
gw2_lladdr0=`get_linklocal_addr ${SOCK_GW2} shmif0`
export RUMP_SERVER=${SOCK_LOCAL}
rump_server_add_iface $SOCK_LOCAL shmif0 $BUS1
atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_LOCAL}
atf_check -s exit:0 rump.ifconfig shmif0 up
# Teach the fake gateway as the default gateway
atf_check -s exit:0 -o ignore rump.route add \
-inet6 default ${gw2_lladdr0}%shmif0
$DEBUG && rump.route get -inet6 ${IP6IF0_PEER}
atf_check -s exit:0 -o ignore rump.sysctl -w \
net.inet6.icmp6.redirtimeout=$REDIRECT_TIMEOUT
#
# Tests
#
atf_check -s exit:0 -o ignore rump.ping6 -c 1 -n ${IP6IF0_PEER}
$DEBUG && rump.route show -inet6
# Check if a created route is correctly redirected to gateway #1
atf_check -s exit:0 -o match:"gateway: ${gw1_lladdr0}" rump.route get \
-inet6 ${IP6IF0_PEER}
atf_check -s exit:0 sleep $((REDIRECT_TIMEOUT + 2))
$DEBUG && rump.route show -inet6
# Check if the created route is expired
atf_check -s exit:0 -o not-match:"gateway: ${gw1_lladdr0}" rump.route get \
-inet6 ${IP6IF0_PEER}
rump_server_destroy_ifaces
}
icmp6_redirect_basic_cleanup()
{
$DEBUG && dump
cleanup
}
atf_init_test_cases()
{
atf_add_test_case icmp6_redirect_basic
}
|
