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# $NetBSD: t_basic.sh,v 1.8 2019/08/19 03:22:05 ozaki-r Exp $
#
# Copyright (c) 2017 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_CLIENT=unix://carp_client
SOCK_MASTER=unix://carp_master
SOCK_BACKUP=unix://carp_backup
BUS=bus_carp
TIMEOUT=3
DEBUG=${DEBUG:-false}
IP_CLIENT=10.1.1.240
IP_MASTER=10.1.1.1
IP_BACKUP=10.1.1.2
IP_CARP=10.1.1.100
setup_carp()
{
local sock=$1
local master=$2
local carpdevip=$3
local carpif= ip= advskew=
if $master; then
carpif=carp0
ip=$IP_MASTER
advskew=0
else
carpif=carp1
ip=$IP_BACKUP
advskew=200
fi
export RUMP_SERVER=$sock
if $DEBUG; then
atf_check -s exit:0 -o match:'0.->.1' \
rump.sysctl -w net.inet.carp.log=1
fi
rump_server_add_iface $sock $carpif
if [ $carpdevip = yes ]; then
atf_check -s exit:0 rump.ifconfig shmif0 $ip/24 up
atf_check -s exit:0 rump.ifconfig $carpif \
vhid 175 advskew $advskew advbase 1 pass s3cret \
$IP_CARP netmask 255.255.255.0
else
atf_check -s exit:0 rump.ifconfig shmif0 up
atf_check -s exit:0 rump.ifconfig $carpif \
vhid 175 advskew $advskew advbase 1 pass s3cret \
carpdev shmif0 $IP_CARP netmask 255.255.255.0
fi
atf_check -s exit:0 rump.ifconfig -w 10
}
wait_handover()
{
local i=0
export RUMP_SERVER=$SOCK_CLIENT
while [ $i -ne 5 ]; do
$DEBUG && echo "Trying ping $IP_CARP"
rump.ping -n -w 1 -c 1 $IP_CARP >/dev/null
if [ $? = 0 ]; then
$DEBUG && echo "Passed ping $IP_CARP"
break;
fi
$DEBUG && echo "Failed ping $IP_CARP"
i=$((i + 1))
done
if [ $i -eq 5 ]; then
atf_fail "Failed to failover (5 sec)"
fi
}
test_carp_handover_ipv4()
{
local op=$1
local carpdevip=$2
rump_server_start $SOCK_CLIENT
rump_server_start $SOCK_MASTER
rump_server_start $SOCK_BACKUP
rump_server_add_iface $SOCK_CLIENT shmif0 $BUS
rump_server_add_iface $SOCK_MASTER shmif0 $BUS
rump_server_add_iface $SOCK_BACKUP shmif0 $BUS
setup_carp $SOCK_MASTER true $carpdevip
setup_carp $SOCK_BACKUP false $carpdevip
export RUMP_SERVER=$SOCK_CLIENT
atf_check -s exit:0 rump.ifconfig shmif0 $IP_CLIENT/24 up
atf_check -s exit:0 rump.ifconfig -w 10
if [ $carpdevip = yes ]; then
# Check that the primary addresses are up
atf_check -s exit:0 -o ignore \
rump.ping -n -w $TIMEOUT -c 1 $IP_MASTER
atf_check -s exit:0 -o ignore \
rump.ping -n -w $TIMEOUT -c 1 $IP_BACKUP
fi
# Give carp a while to croak
sleep 4
# Check state
export RUMP_SERVER=$SOCK_MASTER
$DEBUG && rump.ifconfig
atf_check -s exit:0 -o match:'carp: MASTER carpdev shmif0' \
rump.ifconfig carp0
export RUMP_SERVER=$SOCK_BACKUP
$DEBUG && rump.ifconfig
atf_check -s exit:0 -o match:'carp: BACKUP carpdev shmif0' \
rump.ifconfig carp1
export RUMP_SERVER=$SOCK_CLIENT
# Check that the shared IP works
atf_check -s exit:0 -o ignore \
rump.ping -n -w $TIMEOUT -c 1 $IP_CARP
# KILLING SPREE
if [ $op = halt ]; then
env RUMP_SERVER=$SOCK_MASTER rump.halt
elif [ $op = ifdown ]; then
env RUMP_SERVER=$SOCK_MASTER rump.ifconfig shmif0 down
fi
sleep 1
# Check that primary is now dead
if [ $carpdevip = yes ]; then
atf_check -s not-exit:0 -o ignore \
rump.ping -n -w $TIMEOUT -c 1 $IP_MASTER
else
# XXX how to check?
fi
# Do it in installments. carp will cluck meanwhile
wait_handover
# Check state
export RUMP_SERVER=$SOCK_BACKUP
$DEBUG && rump.ifconfig
atf_check -s exit:0 -o match:'carp: MASTER carpdev shmif0' \
rump.ifconfig carp1
if [ $op = ifdown ]; then
rump_server_destroy_ifaces
fi
}
IP6_CLIENT=fd00:1::240
IP6_MASTER=fd00:1::1
IP6_BACKUP=fd00:1::2
IP6_CARP=fd00:1::100
setup_carp6()
{
local sock=$1
local master=$2
local carpdevip=$3
local carpif= ip= advskew=
if $master; then
carpif=carp0
ip=$IP6_MASTER
advskew=0
else
carpif=carp1
ip=$IP6_BACKUP
advskew=200
fi
export RUMP_SERVER=$sock
if $DEBUG; then
atf_check -s exit:0 -o match:'0.->.1' \
rump.sysctl -w net.inet.carp.log=1
fi
rump_server_add_iface $sock $carpif
if [ $carpdevip = yes ]; then
atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip up
atf_check -s exit:0 rump.ifconfig $carpif inet6 \
vhid 175 advskew $advskew advbase 1 pass s3cret $IP6_CARP
else
atf_check -s exit:0 rump.ifconfig shmif0 up
atf_check -s exit:0 rump.ifconfig $carpif inet6 \
vhid 175 advskew $advskew advbase 1 pass s3cret \
carpdev shmif0 $IP6_CARP
fi
atf_check -s exit:0 rump.ifconfig -w 10
}
wait_carp6_handover()
{
local i=0
export RUMP_SERVER=$SOCK_CLIENT
while [ $i -ne 5 ]; do
$DEBUG && echo "Trying ping6 $IP6_CARP"
rump.ping6 -n -X 1 -c 1 $IP6_CARP >/dev/null
if [ $? = 0 ]; then
$DEBUG && echo "Passed ping $IP6_CARP"
break;
fi
$DEBUG && echo "Failed ping6 $IP6_CARP"
i=$((i + 1))
done
if [ $i -eq 5 ]; then
atf_fail "Failed to failover (5 sec)"
fi
}
test_carp_handover_ipv6()
{
local op=$1
local carpdevip=$2
rump_server_start $SOCK_CLIENT netinet6
rump_server_start $SOCK_MASTER netinet6
rump_server_start $SOCK_BACKUP netinet6
rump_server_add_iface $SOCK_CLIENT shmif0 $BUS
rump_server_add_iface $SOCK_MASTER shmif0 $BUS
rump_server_add_iface $SOCK_BACKUP shmif0 $BUS
setup_carp6 $SOCK_MASTER true $carpdevip
setup_carp6 $SOCK_BACKUP false $carpdevip
export RUMP_SERVER=$SOCK_CLIENT
atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6_CLIENT up
atf_check -s exit:0 rump.ifconfig -w 10
if [ $carpdevip = yes ]; then
# Check that the primary addresses are up
atf_check -s exit:0 -o ignore \
rump.ping6 -n -X $TIMEOUT -c 1 $IP6_MASTER
atf_check -s exit:0 -o ignore \
rump.ping6 -n -X $TIMEOUT -c 1 $IP6_BACKUP
fi
# Give carp a while to croak
sleep 4
# Check state
export RUMP_SERVER=$SOCK_MASTER
$DEBUG && rump.ifconfig
atf_check -s exit:0 -o match:'carp: MASTER carpdev shmif0' \
rump.ifconfig carp0
export RUMP_SERVER=$SOCK_BACKUP
$DEBUG && rump.ifconfig
atf_check -s exit:0 -o match:'carp: BACKUP carpdev shmif0' \
rump.ifconfig carp1
export RUMP_SERVER=$SOCK_CLIENT
# Check that the shared IP works
atf_check -s exit:0 -o ignore \
rump.ping6 -n -X $TIMEOUT -c 1 $IP6_CARP
# KILLING SPREE
if [ $op = halt ]; then
env RUMP_SERVER=$SOCK_MASTER rump.halt
elif [ $op = ifdown ]; then
env RUMP_SERVER=$SOCK_MASTER rump.ifconfig shmif0 down
fi
sleep 1
# Check that primary is now dead
if [ $carpdevip = yes ]; then
atf_check -s not-exit:0 -o ignore \
rump.ping6 -n -X $TIMEOUT -c 1 $IP6_MASTER
else
# XXX how to check?
fi
# Do it in installments. carp will cluck meanwhile
wait_carp6_handover
# Check state
export RUMP_SERVER=$SOCK_BACKUP
$DEBUG && rump.ifconfig
atf_check -s exit:0 -o match:'carp: MASTER carpdev shmif0' \
rump.ifconfig carp1
if [ $op = ifdown ]; then
rump_server_destroy_ifaces
fi
}
add_test_case()
{
local ipproto=$1
local halt=$2
local carpdevip=$3
local expected_failure_code=
name="carp_handover_${ipproto}_${halt}"
desc="Tests for CARP (${ipproto}) handover on ${halt}"
if [ $carpdevip = yes ]; then
name="${name}_carpdevip"
desc="$desc with carpdev IP"
else
name="${name}_nocarpdevip"
desc="$desc without carpdev IP"
fi
if [ $ipproto = ipv6 -a $carpdevip = no ]; then
expected_failure_code="atf_expect_fail 'nd6 needs to be fixed';"
fi
atf_test_case ${name} cleanup
eval "
${name}_head() {
atf_set descr \"$desc\"
atf_set require.progs rump_server
}
${name}_body() {
$expected_failure_code
test_carp_handover_${ipproto} $halt $carpdevip
if [ $halt != halt ]; then
rump_server_destroy_ifaces
fi
}
${name}_cleanup() {
\$DEBUG && dump
cleanup
}
"
atf_add_test_case ${name}
}
atf_init_test_cases()
{
local proto= halt= carpdevip=
for proto in ipv4 ipv6; do
for halt in halt ifdown; do
for carpdevip in yes no; do
add_test_case $proto $halt $carpdevip
done
done
done
}
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