#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# +-----------------------+ +------------------------+
# | H1 (vrf) | | H2 (vrf) |
# | + $h1 | | + $h2 |
# | | 192.0.2.1/28 | | | 192.0.2.2/28 |
# | | 2001:db8:1::1/64 | | | 2001:db8:1::2/64 |
# +----|------------------+ +----|-------------------+
# | |
# +----|--------------------------------------------------|-------------------+
# | SW | | |
# | +--|--------------------------------------------------|-----------------+ |
# | | + $swp1 BR1 (802.1d) + $swp2 | |
# | | | |
# | | + vx1 (vxlan) | |
# | | local 2001:db8:3::1 | |
# | | remote 2001:db8:4::1 2001:db8:5::1 | |
# | | id 1000 dstport $VXPORT | |
# | +-----------------------------------------------------------------------+ |
# | |
# | 2001:db8:4::0/64 via 2001:db8:3::2 |
# | 2001:db8:5::0/64 via 2001:db8:3::2 |
# | |
# | + $rp1 |
# | | 2001:db8:3::1/64 |
# +----|----------------------------------------------------------------------+
# |
# +----|----------------------------------------------------------+
# | | VRP2 (vrf) |
# | + $rp2 |
# | 2001:db8:3::2/64 |
# | | (maybe) HW
# =============================================================================
# | | (likely) SW
# | + v1 (veth) + v3 (veth) |
# | | 2001:db8:4::2/64 | 2001:db8:5::2/64 |
# +----|---------------------------------------|------------------+
# | |
# +----|--------------------------------+ +----|-------------------------------+
# | + v2 (veth) NS1 (netns) | | + v4 (veth) NS2 (netns) |
# | 2001:db8:4::1/64 | | 2001:db8:5::1/64 |
# | | | |
# | 2001:db8:3::0/64 via 2001:db8:4::2 | | 2001:db8:3::0/64 via 2001:db8:5::2 |
# | 2001:db8:5::1/128 via 2001:db8:4::2 | | 2001:db8:4::1/128 via |
# | | | 2001:db8:5::2 |
# | | | |
# | +-------------------------------+ | | +-------------------------------+ |
# | | BR2 (802.1d) | | | | BR2 (802.1d) | |
# | | + vx2 (vxlan) | | | | + vx2 (vxlan) | |
# | | local 2001:db8:4::1 | | | | local 2001:db8:5::1 | |
# | | remote 2001:db8:3::1 | | | | remote 2001:db8:3::1 | |
# | | remote 2001:db8:5::1 | | | | remote 2001:db8:4::1 | |
# | | id 1000 dstport $VXPORT | | | | id 1000 dstport $VXPORT | |
# | | | | | | | |
# | | + w1 (veth) | | | | + w1 (veth) | |
# | +--|----------------------------+ | | +--|----------------------------+ |
# | | | | | |
# | +--|----------------------------+ | | +--|----------------------------+ |
# | | + w2 (veth) VW2 (vrf) | | | | + w2 (veth) VW2 (vrf) | |
# | | 192.0.2.3/28 | | | | 192.0.2.4/28 | |
# | | 2001:db8:1::3/64 | | | | 2001:db8:1::4/64 | |
# | +-------------------------------+ | | +-------------------------------+ |
# +-------------------------------------+ +------------------------------------+
: ${VXPORT:=4789}
export VXPORT
: ${ALL_TESTS:="
ping_ipv4
ping_ipv6
test_flood
test_unicast
test_ttl
test_tos
test_ecn_encap
test_ecn_decap
reapply_config
ping_ipv4
ping_ipv6
test_flood
test_unicast
"}
NUM_NETIFS=6
source lib.sh
source tc_common.sh
h1_create()
{
simple_if_init $h1 192.0.2.1/28 2001:db8:1::1/64
tc qdisc add dev $h1 clsact
}
h1_destroy()
{
tc qdisc del dev $h1 clsact
simple_if_fini $h1 192.0.2.1/28 2001:db8:1::1/64
}
h2_create()
{
simple_if_init $h2 192.0.2.2/28 2001:db8:1::2/64
tc qdisc add dev $h2 clsact
}
h2_destroy()
{
tc qdisc del dev $h2 clsact
simple_if_fini $h2 192.0.2.2/28 2001:db8:1::2/64
}
rp1_set_addr()
{
ip address add dev $rp1 2001:db8:3::1/64
ip route add 2001:db8:4::0/64 nexthop via 2001:db8:3::2
ip route add 2001:db8:5::0/64 nexthop via 2001:db8:3::2
}
rp1_unset_addr()
{
ip route del 2001:db8:5::0/64 nexthop via 2001:db8:3::2
ip route del 2001:db8:4::0/64 nexthop via 2001:db8:3::2
ip address del dev $rp1 2001:db8:3::1/64
}
switch_create()
{
ip link add name br1 type bridge vlan_filtering 0 mcast_snooping 0
# Make sure the bridge uses the MAC address of the local port and not
# that of the VxLAN's device.
ip link set dev br1 address $(mac_get $swp1)
ip link set dev br1 up
ip link set dev $rp1 up
rp1_set_addr
tc qdisc add dev $rp1 clsact
ip link add name vx1 type vxlan id 1000 local 2001:db8:3::1 \
dstport "$VXPORT" nolearning udp6zerocsumrx udp6zerocsumtx \
tos inherit ttl 100
ip link set dev vx1 up
ip link set dev vx1 master br1
ip link set dev $swp1 master br1
ip link set dev $swp1 up
tc qdisc add dev $swp1 clsact
ip link set dev $swp2 master br1
ip link set dev $swp2 up
bridge fdb append dev vx1 00:00:00:00:00:00 dst 2001:db8:4::1 self
bridge fdb append dev vx1 00:00:00:00:00:00 dst 2001:db8:5::1 self
}
switch_destroy()
{
bridge fdb del dev vx1 00:00:00:00:00:00 dst 2001:db8:5::1 self
bridge fdb del dev vx1 00:00:00:00:00:00 dst 2001:db8:4::1 self
ip link set dev $swp2 down
ip link set dev $swp2 nomaster
tc qdisc del dev $swp1 clsact
ip link set dev $swp1 down
ip link set dev $swp1 nomaster
ip link set dev vx1 nomaster
ip link set dev vx1 down
ip link del dev vx1
tc qdisc del dev $rp1 clsact
rp1_unset_addr
ip link set dev $rp1 down
ip link set dev br1 down
ip link del dev br1
}
vrp2_create()
{
simple_if_init $rp2 2001:db8:3::2/64
__simple_if_init v1 v$rp2 2001:db8:4::2/64
__simple_if_init v3 v$rp2 2001:db8:5::2/64
tc qdisc add dev v1 clsact
}
vrp2_destroy()
{
tc qdisc del dev v1 clsact
__simple_if_fini v3 2001:db8:5::2/64
__simple_if_fini v1 2001:db8:4::2/64
simple_if_fini $rp2 2001:db8:3::2/64
}
ns_init_common()
{
local in_if=$1; shift
local in_addr=$1; shift
local other_in_addr=$1; shift
local nh_addr=$1; shift
local host_addr_ipv4=$1; shift
local host_addr_ipv6=$1; shift
ip link set dev $in_if up
ip address add dev $in_if $in_addr/64
tc qdisc add dev $in_if clsact
ip link add name br2 type bridge vlan_filtering 0
ip link set dev br2 up
ip link add name w1 type veth peer name w2
ip link set dev w1 master br2
ip link set dev w1 up
ip link add name vx2 type vxlan id 1000 local $in_addr \
dstport "$VXPORT" udp6zerocsumrx
ip link set dev vx2 up
bridge fdb append dev vx2 00:00:00:00:00:00 dst 2001:db8:3::1 self
bridge fdb append dev vx2 00:00:00:00:00:00 dst $other_in_addr self
ip link set dev vx2 master br2
tc qdisc add dev vx2 clsact
simple_if_init w2 $host_addr_ipv4/28 $host_addr_ipv6/64
ip route add 2001:db8:3::0/64 nexthop via $nh_addr
ip route add $other_in_addr/128 nexthop via $nh_addr
}
export -f ns_init_common
ns1_create()
{
ip netns add ns1
ip link set dev v2 netns ns1
in_ns ns1 \
ns_init_common v2 2001:db8:4::1 2001:db8:5::1 2001:db8:4::2 \
192.0.2.3 2001:db8:1::3
}
ns1_destroy()
{
ip netns exec ns1 ip link set dev v2 netns 1
ip netns del ns1
}
ns2_create()
{
ip netns add ns2
ip link set dev v4 netns ns2
in_ns ns2 \
ns_init_common v4 2001:db8:5::1 2001:db8:4::1 2001:db8:5::2 \
192.0.2.4 2001:db8:1::4
}
ns2_destroy()
{
ip netns exec ns2 ip link set dev v4 netns 1
ip netns del ns2
}
setup_prepare()
{
h1=${NETIFS[p1]}
swp1=${NETIFS[p2]}
swp2=${NETIFS[p3]}
h2=${NETIFS[p4]}
rp1=${NETIFS[p5]}
rp2=${NETIFS[p6]}
vrf_prepare
forwarding_enable
h1_create
h2_create
switch_create
ip link add name v1 type veth peer name v2
ip link add name v3 type veth peer name v4
vrp2_create
ns1_create
ns2_create
r1_mac=$(in_ns ns1 mac_get w2)
r2_mac=$(in_ns ns2 mac_get w2)
h2_mac=$(mac_get $h2)
}
cleanup()
{
pre_cleanup
ns2_destroy
ns1_destroy
vrp2_destroy
ip link del dev v3
ip link del dev v1
switch_destroy
h2_destroy
h1_destroy
forwarding_restore
vrf_cleanup
}
# For the first round of tests, vx1 is the first device to get
# attached to the bridge, and at that point the local IP is already
# configured. Try the other scenario of attaching the devices to a an
# already-offloaded bridge, and only then assign the local IP.
reapply_config()
{
log_info "Reapplying configuration"
bridge fdb del dev vx1 00:00:00:00:00:00 dst 2001:db8:5::1 self
bridge fdb del dev vx1 00:00:00:00:00:00 dst 2001:db8:4::1 self
ip link set dev vx1 nomaster
rp1_unset_addr
sleep 5
ip link set dev vx1 master br1
bridge fdb append dev vx1 00:00:00:00:00:00 dst 2001:db8:4::1 self
bridge fdb append dev vx1 00:00:00:00:00:00 dst 2001:db8:5::1 self
sleep 1
rp1_set_addr
sleep 5
}
__ping_ipv4()
{
local vxlan_local_ip=$1; shift
local vxlan_remote_ip=$1; shift
local src_ip=$1; shift
local dst_ip=$1; shift
local dev=$1; shift
local info=$1; shift
RET=0
tc filter add dev $rp1 egress protocol ipv6 pref 1 handle 101 \
flower ip_proto udp src_ip $vxlan_local_ip \
dst_ip $vxlan_remote_ip dst_port $VXPORT $TC_FLAG action pass
# Match ICMP-reply packets after decapsulation, so source IP is
# destination IP of the ping and destination IP is source IP of the
# ping.
tc filter add dev $swp1 egress protocol ip pref 1 handle 101 \
flower src_ip $dst_ip dst_ip $src_ip \
$TC_FLAG action pass
# Send 100 packets and verify that at least 100 packets hit the rule,
# to overcome ARP noise.
PING_COUNT=100 PING_TIMEOUT=20 ping_do $dev $dst_ip
check_err $? "Ping failed"
tc_check_at_least_x_packets "dev $rp1 egress" 101 10 100
check_err $? "Encapsulated packets did not go through router"
tc_check_at_least_x_packets "dev $swp1 egress" 101 10 100
check_err $? "Decapsulated packets did not go through switch"
log_test "ping: $info"
tc filter del dev $swp1 egress
tc filter del dev $rp1 egress
}
ping_ipv4()
{
RET=0
local local_sw_ip=2001:db8:3::1
local remote_ns1_ip=2001:db8:4::1
local remote_ns2_ip=2001:db8:5::1
local h1_ip=192.0.2.1
local w2_ns1_ip=192.0.2.3
local w2_ns2_ip=192.0.2.4
ping_test $h1 192.0.2.2 ": local->local"
__ping_ipv4 $local_sw_ip $remote_ns1_ip $h1_ip $w2_ns1_ip $h1 \
"local->remote 1"
__ping_ipv4 $local_sw_ip $remote_ns2_ip $h1_ip $w2_ns2_ip $h1 \
"local->remote 2"
}
__ping_ipv6()
{
local vxlan_local_ip=$1; shift
local vxlan_remote_ip=$1; shift
local src_ip=$1; shift
local dst_ip=$1; shift
local dev=$1; shift
local info=$1; shift
RET=0
tc filter add dev $rp1 egress protocol ipv6 pref 1 handle 101 \
flower ip_proto udp src_ip $vxlan_local_ip \
dst_ip $vxlan_remote_ip dst_port $VXPORT $TC_FLAG action pass
# Match ICMP-reply packets after decapsulation, so source IP is
# destination IP of the ping and destination IP is source IP of the
# ping.
tc filter add dev $swp1 egress protocol ipv6 pref 1 handle 101 \
flower src_ip $dst_ip dst_ip $src_ip $TC_FLAG action pass
# Send 100 packets and verify that at least 100 packets hit the rule,
# to overcome neighbor discovery noise.
PING_COUNT=100 PING_TIMEOUT=20 ping6_do $dev $dst_ip
check_err $? "Ping failed"
tc_check_at_least_x_packets "dev $rp1 egress" 101 100
check_err $? "Encapsulated packets did not go through router"
tc_check_at_least_x_packets "dev $swp1 egress" 101 100
check_err $? "Decapsulated packets did not go through switch"
log_test "ping6: $info"
tc filter del dev $swp1 egress
tc filter del dev $rp1 egress
}
ping_ipv6()
{
RET=0
local local_sw_ip=2001:db8:3::1
local remote_ns1_ip=2001:db8:4::1
local remote_ns2_ip=2001:db8:5::1
local h1_ip=2001:db8:1::1
local w2_ns1_ip=2001:db8:1::3
local w2_ns2_ip=2001:db8:1::4
ping6_test $h1 2001:db8:1::2 ": local->local"
__ping_ipv6 $local_sw_ip $remote_ns1_ip $h1_ip $w2_ns1_ip $h1 \
"local->remote 1"
__ping_ipv6 $local_sw_ip $remote_ns2_ip $h1_ip $w2_ns2_ip $h1 \
"local->remote 2"
}
maybe_in_ns()
{
echo ${1:+in_ns} $1
}
__flood_counter_add_del()
{
local add_del=$1; shift
local dst_ip=$1; shift
local dev=$1; shift
local ns=$1; shift
# Putting the ICMP capture both to HW and to SW will end up
# double-counting the packets that are trapped to slow path, such as for
# the unicast test. Adding either skip_hw or skip_sw fixes this problem,
# but with skip_hw, the flooded packets are not counted at all, because
# those are dropped due to MAC address mismatch; and skip_sw is a no-go
# for veth-based topologies.
#
# So try to install with skip_sw and fall back to skip_sw if that fails.
$(maybe_in_ns $ns) tc filter $add_del dev "$dev" ingress \
proto ipv6 pref 100 flower dst_ip $dst_ip ip_proto \
icmpv6 skip_sw action pass 2>/dev/null || \
$(maybe_in_ns $ns) tc filter $add_del dev "$dev" ingress \
proto ipv6 pref 100 flower dst_ip $dst_ip ip_proto \
icmpv6 skip_hw action pass
}
flood_counter_install()
{
__flood_counter_add_del add "$@"
}
flood_counter_uninstall()
{
__flood_counter_add_del del "$@"
}
flood_fetch_stat()
{
local dev=$1; shift
local ns=$1; shift
$(maybe_in_ns $ns) tc_rule_stats_get $dev 100 ingress
}
flood_fetch_stats()
{
local counters=("${@}")
local counter
for counter in "${counters[@]}"; do
flood_fetch_stat $counter
done
}
vxlan_flood_test()
{
local mac=$1; shift
local dst=$1; shift
local -a expects=("${@}")
local -a counters=($h2 "vx2 ns1" "vx2 ns2")
local counter
local key
for counter in "${counters[@]}"; do
flood_counter_install $dst $counter
done
local -a t0s=($(flood_fetch_stats "${counters[@]}"))
$MZ -6 $h1 -c 10 -d 100msec -p 64 -b $mac -B $dst -t icmp6 type=128 -q
sleep 1
local -a t1s=($(flood_fetch_stats "${counters[@]}"))
for key in ${!t0s[@]}; do
local delta=$((t1s[$key] - t0s[$key]))
local expect=${expects[$key]}
((expect == delta))
check_err $? "${counters[$key]}: Expected to capture $expect packets, got $delta."
done
for counter in "${counters[@]}"; do
flood_counter_uninstall $dst $counter
done
}
__test_flood()
{
local mac=$1; shift
local dst=$1; shift
local what=$1; shift
RET=0
vxlan_flood_test $mac $dst 10 10 10
log_test "VXLAN: $what"
}
test_flood()
{
__test_flood de:ad:be:ef:13:37 2001:db8:1::100 "flood"
}
vxlan_fdb_add_del()
{
local add_del=$1; shift
local mac=$1; shift
local dev=$1; shift
local dst=$1; shift
bridge fdb $add_del dev $dev $mac self static permanent \
${dst:+dst} $dst 2>/dev/null
bridge fdb $add_del dev $dev $mac master static 2>/dev/null
}
__test_unicast()
{
local mac=$1; shift
local dst=$1; shift
local hit_idx=$1; shift
local what=$1; shift
RET=0
local -a expects=(0 0 0)
expects[$hit_idx]=10
vxlan_flood_test $mac $dst "${expects[@]}"
log_test "VXLAN: $what"
}
test_unicast()
{
local -a targets=("$h2_mac $h2"
"$r1_mac vx1 2001:db8:4::1"
"$r2_mac vx1 2001:db8:5::1")
local target
for target in "${targets[@]}"; do
vxlan_fdb_add_del add $target
done
__test_unicast $h2_mac 2001:db8:1::2 0 "local MAC unicast"
__test_unicast $r1_mac 2001:db8:1::3 1 "remote MAC 1 unicast"
__test_unicast $r2_mac 2001:db8:1::4 2 "remote MAC 2 unicast"
for target in "${targets[@]}"; do
vxlan_fdb_add_del del $target
done
}
vxlan_ping_test()
{
local ping_dev=$1; shift
local ping_dip=$1; shift
local ping_args=$1; shift
local capture_dev=$1; shift
local capture_dir=$1; shift
local capture_pref=$1; shift
local expect=$1; shift
local t0=$(tc_rule_stats_get $capture_dev $capture_pref $capture_dir)
ping6_do $ping_dev $ping_dip "$ping_args"
local t1=$(tc_rule_stats_get $capture_dev $capture_pref $capture_dir)
local delta=$((t1 - t0))
# Tolerate a couple stray extra packets.
((expect <= delta && delta <= expect + 5))
check_err $? "$capture_dev: Expected to capture $expect packets, got $delta."
}
test_ttl()
{
RET=0
tc filter add dev v1 egress pref 77 protocol ipv6 \
flower ip_ttl 99 action pass
vxlan_ping_test $h1 2001:db8:1::3 "" v1 egress 77 10
tc filter del dev v1 egress pref 77 protocol ipv6
log_test "VXLAN: envelope TTL"
}
test_tos()
{
RET=0
tc filter add dev v1 egress pref 77 protocol ipv6 \
flower ip_tos 0x14 action pass
vxlan_ping_test $h1 2001:db8:1::3 "-Q 0x14" v1 egress 77 10
vxlan_ping_test $h1 2001:db8:1::3 "-Q 0x18" v1 egress 77 0
tc filter del dev v1 egress pref 77 protocol ipv6
log_test "VXLAN: envelope TOS inheritance"
}
__test_ecn_encap()
{
local q=$1; shift
local tos=$1; shift
RET=0
tc filter add dev v1 egress pref 77 protocol ipv6 \
flower ip_tos $tos ip_proto udp dst_port $VXPORT action pass
sleep 1
vxlan_ping_test $h1 2001:db8:1::3 "-Q $q" v1 egress 77 10
tc filter del dev v1 egress pref 77 protocol ipv6
log_test "VXLAN: ECN encap: $q->$tos"
}
test_ecn_encap()
{
# In accordance with INET_ECN_encapsulate()
__test_ecn_encap 0x00 0x00
__test_ecn_encap 0x01 0x01
__test_ecn_encap 0x02 0x02
__test_ecn_encap 0x03 0x02
}
vxlan_encapped_ping_do()
{
local count=$1; shift
local dev=$1; shift
local next_hop_mac=$1; shift
local dest_ip=$1; shift
local dest_mac=$1; shift
local inner_tos=$1; shift
local outer_tos=$1; shift
local saddr="20:01:0d:b8:00:01:00:00:00:00:00:00:00:00:00:03"
local daddr="20:01:0d:b8:00:01:00:00:00:00:00:00:00:00:00:01"
$MZ -6 $dev -c $count -d 100msec -q \
-b $next_hop_mac -B $dest_ip \
-t udp tos=$outer_tos,sp=23456,dp=$VXPORT,p=$(:
)"08:"$( : VXLAN flags
)"00:00:00:"$( : VXLAN reserved
)"00:03:e8:"$( : VXLAN VNI
)"00:"$( : VXLAN reserved
)"$dest_mac:"$( : ETH daddr
)"$(mac_get w2):"$( : ETH saddr
)"86:dd:"$( : ETH type
)"6"$( : IP version
)"$inner_tos"$( : Traffic class
)"0:00:00:"$( : Flow label
)"00:08:"$( : Payload length
)"3a:"$( : Next header
)"04:"$( : Hop limit
)"$saddr:"$( : IP saddr
)"$daddr:"$( : IP daddr
)"80:"$( : ICMPv6.type
)"00:"$( : ICMPv6.code
)"00:"$( : ICMPv6.checksum
)
}
export -f vxlan_encapped_ping_do
vxlan_encapped_ping_test()
{
local ping_dev=$1; shift
local nh_dev=$1; shift
local ping_dip=$1; shift
local inner_tos=$1; shift
local outer_tos=$1; shift
local stat_get=$1; shift
local expect=$1; shift
local t0=$($stat_get)
in_ns ns1 \
vxlan_encapped_ping_do 10 $ping_dev $(mac_get $nh_dev) \
$ping_dip $(mac_get $h1) \
$inner_tos $outer_tos
sleep 1
local t1=$($stat_get)
local delta=$((t1 - t0))
# Tolerate a couple stray extra packets.
((expect <= delta && delta <= expect + 2))
check_err $? "Expected to capture $expect packets, got $delta."
}
export -f vxlan_encapped_ping_test
__test_ecn_decap()
{
local orig_inner_tos=$1; shift
local orig_outer_tos=$1; shift
local decapped_tos=$1; shift
RET=0
tc filter add dev $h1 ingress pref 77 protocol ipv6 \
flower src_ip 2001:db8:1::3 dst_ip 2001:db8:1::1 \
ip_tos $decapped_tos action drop
sleep 1
vxlan_encapped_ping_test v2 v1 2001:db8:3::1 \
$orig_inner_tos $orig_outer_tos \
"tc_rule_stats_get $h1 77 ingress" 10
tc filter del dev $h1 ingress pref 77
log_test "VXLAN: ECN decap: $orig_outer_tos/$orig_inner_tos->$decapped_tos"
}
test_ecn_decap_error()
{
local orig_inner_tos="0:0"
local orig_outer_tos=03
RET=0
vxlan_encapped_ping_test v2 v1 2001:db8:3::1 \
$orig_inner_tos $orig_outer_tos \
"link_stats_rx_errors_get vx1" 10
log_test "VXLAN: ECN decap: $orig_outer_tos/$orig_inner_tos->error"
}
test_ecn_decap()
{
# In accordance with INET_ECN_decapsulate()
__test_ecn_decap "0:0" 00 0x00
__test_ecn_decap "0:0" 01 0x00
__test_ecn_decap "0:0" 02 0x00
# 00 03 is tested in test_ecn_decap_error()
__test_ecn_decap "0:1" 00 0x01
__test_ecn_decap "0:1" 01 0x01
__test_ecn_decap "0:1" 02 0x01
__test_ecn_decap "0:1" 03 0x03
__test_ecn_decap "0:2" 00 0x02
__test_ecn_decap "0:2" 01 0x01
__test_ecn_decap "0:2" 02 0x02
__test_ecn_decap "0:2" 03 0x03
__test_ecn_decap "0:3" 00 0x03
__test_ecn_decap "0:3" 01 0x03
__test_ecn_decap "0:3" 02 0x03
__test_ecn_decap "0:3" 03 0x03
test_ecn_decap_error
}
test_all()
{
log_info "Running tests with UDP port $VXPORT"
tests_run
}
trap cleanup EXIT
setup_prepare
setup_wait
test_all
exit $EXIT_STATUS
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