t_basic.sh revision 314817 
1#	$NetBSD: t_basic.sh,v 1.1 2017/01/16 08:18:11 ozaki-r Exp $
2#
3# Copyright (c) 2017 Internet Initiative Japan Inc.
4# All rights reserved.
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14#
15# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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17# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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26#
27
28SOCK_CLIENT=unix://carp_client
29SOCK_MASTER=unix://carp_master
30SOCK_BACKUP=unix://carp_backup
31BUS=bus_carp
32IP_CLIENT=10.1.1.240
33IP_MASTER=10.1.1.1
34IP_BACKUP=10.1.1.2
35IP_CARP=10.1.1.100
36TIMEOUT=3
37
38atf_test_case carp_handover cleanup
39
40carp_handover_head()
41{
42
43	atf_set "descr" "Tests for CARP handover"
44	atf_set "require.progs" "rump_server"
45}
46
47setup_carp()
48{
49	local sock=$1
50	local master=$2
51	local carpif= ip= advskew=
52
53	if $master; then
54		carpif=carp0
55		ip=$IP_MASTER
56		advskew=0
57	else
58		carpif=carp1
59		ip=$IP_BACKUP
60		advskew=200
61	fi
62
63	export RUMP_SERVER=$sock
64	atf_check -s exit:0 rump.ifconfig $carpif create
65	atf_check -s exit:0 rump.ifconfig shmif0 $ip/24 up
66	atf_check -s exit:0 rump.ifconfig $carpif \
67	    vhid 175 advskew $advskew advbase 1 pass s3cret \
68	    $IP_CARP netmask 255.255.255.0
69	atf_check -s exit:0 rump.ifconfig -w 10
70}
71
72wait_handover()
73{
74	local i=0
75
76	export RUMP_SERVER=$SOCK_CLIENT
77
78	while [ $i -ne 5 ]; do
79		$DEBUG && echo "Trying ping $IP_CARP"
80		rump.ping -n -w 1 -c 1 $IP_CARP >/dev/null
81		if [ $? = 0 ]; then
82			$DEBUG && echo "Passed ping $IP_CARP"
83			break;
84		fi
85		$DEBUG && echo "Failed ping $IP_CARP"
86		i=$((i + 1))
87	done
88
89	if [ $i -eq 5 ]; then
90		atf_fail "Failed to failover (5 sec)"
91	fi
92}
93
94carp_handover_body()
95{
96
97	rump_server_start $SOCK_CLIENT
98	rump_server_start $SOCK_MASTER
99	rump_server_start $SOCK_BACKUP
100
101	rump_server_add_iface $SOCK_CLIENT shmif0 $BUS
102	rump_server_add_iface $SOCK_MASTER shmif0 $BUS
103	rump_server_add_iface $SOCK_BACKUP shmif0 $BUS
104
105	setup_carp $SOCK_MASTER true
106	setup_carp $SOCK_BACKUP false
107
108	export RUMP_SERVER=$SOCK_CLIENT
109	atf_check -s exit:0 rump.ifconfig shmif0 $IP_CLIENT/24 up
110	atf_check -s exit:0 rump.ifconfig -w 10
111
112	# Check that the primary addresses are up
113	atf_check -s exit:0 -o ignore \
114	    rump.ping -n -w $TIMEOUT -c 1 $IP_MASTER
115	atf_check -s exit:0 -o ignore \
116	    rump.ping -n -w $TIMEOUT -c 1 $IP_BACKUP
117
118	# Give carp a while to croak
119	sleep 4
120
121	# Check state
122	export RUMP_SERVER=$SOCK_MASTER
123	$DEBUG && rump.ifconfig
124	atf_check -s exit:0 -o match:'carp: MASTER carpdev shmif0' \
125	    rump.ifconfig carp0
126	export RUMP_SERVER=$SOCK_BACKUP
127	$DEBUG && rump.ifconfig
128	atf_check -s exit:0 -o match:'carp: BACKUP carpdev shmif0' \
129	    rump.ifconfig carp1
130	export RUMP_SERVER=$SOCK_CLIENT
131
132	# Check that the shared IP works
133	atf_check -s exit:0 -o ignore \
134	    rump.ping -n -w $TIMEOUT -c 1 $IP_CARP
135
136	# KILLING SPREE
137	env RUMP_SERVER=$SOCK_MASTER rump.halt
138	sleep 1
139
140	# Check that primary is now dead
141	atf_check -s not-exit:0 -o ignore \
142	    rump.ping -n -w $TIMEOUT -c 1 $IP_MASTER
143
144	# Do it in installments. carp will cluck meanwhile
145	wait_handover
146
147	# Check state
148	export RUMP_SERVER=$SOCK_BACKUP
149	$DEBUG && rump.ifconfig
150	atf_check -s exit:0 -o match:'carp: MASTER carpdev shmif0' \
151	    rump.ifconfig carp1
152}
153
154carp_handover_cleanup()
155{
156
157	$DEBUG && dump
158	cleanup
159}
160
161atf_init_test_cases()
162{
163
164	atf_add_test_case carp_handover
165}
166