t_icmp6_redirect.sh revision 313680 
1#	$NetBSD: t_icmp6_redirect.sh,v 1.7 2016/11/25 08:51:16 ozaki-r Exp $
2#
3# Copyright (c) 2015 Internet Initiative Japan Inc.
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5#
6# Redistribution and use in source and binary forms, with or without
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14#
15# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
16# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
17# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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25# POSSIBILITY OF SUCH DAMAGE.
26#
27
28SOCK_LOCAL=unix://commsock1
29SOCK_PEER=unix://commsock2
30SOCK_GW1=unix://commsock3
31SOCK_GW2=unix://commsock4
32
33BUS1=bus1
34BUS2=bus2
35IP6BUS1=fc00:1::/64
36IP6BUS2=fc00:2::/64
37IP6IF0_LOCAL=fc00:1::2
38IP6IF0_PEER=fc00:2::2
39IP6IF0_GW1=fc00:1::1
40IP6IF1_GW1=fc00:2::1
41IP6IF0_GW2=fc00:1::3
42
43REDIRECT_TIMEOUT=5
44
45DEBUG=${DEBUG:-true}
46
47atf_test_case icmp6_redirect_basic cleanup
48
49icmp6_redirect_basic_head()
50{
51
52	atf_set "descr" "Test for the basically function of the ICMP6 redirect"
53	atf_set "require.progs" "rump_server rump.route rump.ping rump.ifconfig"
54}
55
56icmp6_redirect_basic_body()
57{
58	local gw1_lladdr0=
59	local gw1_lladdr1=
60	local gw2_lladdr0=
61
62	rump_server_start $SOCK_LOCAL netinet6
63	rump_server_start $SOCK_PEER netinet6
64	rump_server_start $SOCK_GW1 netinet6
65	rump_server_start $SOCK_GW2 netinet6
66
67	#
68	# Setup
69	#
70	# Setup gateway #1 (real gateway)
71	export RUMP_SERVER=${SOCK_GW1}
72	rump_server_add_iface $SOCK_GW1 shmif0 $BUS1
73	rump_server_add_iface $SOCK_GW1 shmif1 $BUS2
74
75	atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_GW1}
76	atf_check -s exit:0 rump.ifconfig shmif0 up
77	atf_check -s exit:0 rump.ifconfig shmif1 inet6 ${IP6IF1_GW1}
78	atf_check -s exit:0 rump.ifconfig shmif1 up
79
80	atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w \
81	    net.inet6.ip6.forwarding=1
82	unset RUMP_SERVER
83
84	gw1_lladdr0=`get_linklocal_addr ${SOCK_GW1} shmif0`
85	gw1_lladdr1=`get_linklocal_addr ${SOCK_GW1} shmif1`
86
87	# Setup a peer behind gateway #1
88	export RUMP_SERVER=${SOCK_PEER}
89	rump_server_add_iface $SOCK_PEER shmif0 $BUS2
90	atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_PEER}
91	atf_check -s exit:0 rump.ifconfig shmif0 up
92	atf_check -s exit:0 -o ignore rump.route add \
93	    -inet6 default ${gw1_lladdr1}%shmif0
94	unset RUMP_SERVER
95
96	# Setup gateway #2 (fake gateway)
97	export RUMP_SERVER=${SOCK_GW2}
98	rump_server_add_iface $SOCK_GW2 shmif0 $BUS1
99	atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_GW2}
100	atf_check -s exit:0 rump.ifconfig shmif0 up
101
102	atf_check -s exit:0 -o ignore rump.route add \
103	     -inet6 ${IP6BUS2} ${gw1_lladdr0}%shmif0
104	atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w \
105	    net.inet6.ip6.forwarding=1
106	unset RUMP_SERVER
107
108	gw2_lladdr0=`get_linklocal_addr ${SOCK_GW2} shmif0`
109
110	export RUMP_SERVER=${SOCK_LOCAL}
111	rump_server_add_iface $SOCK_LOCAL shmif0 $BUS1
112	atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_LOCAL}
113	atf_check -s exit:0 rump.ifconfig shmif0 up
114
115	# Teach the fake gateway as the default gateway
116	atf_check -s exit:0 -o ignore rump.route add \
117	    -inet6 default ${gw2_lladdr0}%shmif0
118	$DEBUG && rump.route get -inet6 ${IP6IF0_PEER}
119
120	atf_check -s exit:0 -o ignore rump.sysctl -w \
121	    net.inet6.icmp6.redirtimeout=$REDIRECT_TIMEOUT
122
123	#
124	# Tests
125	#
126	atf_check -s exit:0 -o ignore rump.ping6 -c 1 -n ${IP6IF0_PEER}
127	$DEBUG && rump.route show -inet6
128	# Check if a created route is correctly redirected to gateway #1
129	atf_check -s exit:0 -o match:"gateway: ${gw1_lladdr0}" rump.route get \
130	    -inet6 ${IP6IF0_PEER}
131
132	atf_check -s exit:0 sleep $((REDIRECT_TIMEOUT + 2))
133	$DEBUG && rump.route show -inet6
134	# Check if the created route is expired
135	atf_check -s exit:0 -o not-match:"gateway: ${gw1_lladdr0}" rump.route get \
136	    -inet6 ${IP6IF0_PEER}
137
138	rump_server_destroy_ifaces
139}
140
141icmp6_redirect_basic_cleanup()
142{
143
144	$DEBUG && dump
145	cleanup
146}
147
148atf_init_test_cases()
149{
150
151	atf_add_test_case icmp6_redirect_basic
152}
153