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Diffstat (limited to 'tests/sys/net/if_clone_test.sh')
| -rwxr-xr-x | tests/sys/net/if_clone_test.sh | 574 |
1 files changed, 574 insertions, 0 deletions
diff --git a/tests/sys/net/if_clone_test.sh b/tests/sys/net/if_clone_test.sh new file mode 100755 index 000000000000..864ff86a7d44 --- /dev/null +++ b/tests/sys/net/if_clone_test.sh @@ -0,0 +1,574 @@ +# +# Copyright (c) 2014 Spectra Logic Corporation +# 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, +# without modification. +# 2. Redistributions in binary form must reproduce at minimum a disclaimer +# substantially similar to the "NO WARRANTY" disclaimer below +# ("Disclaimer") and any redistribution must be conditioned upon +# including a substantially similar Disclaimer requirement for further +# binary redistribution. +# +# NO WARRANTY +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES. +# +# Authors: Alan Somers (Spectra Logic Corporation) +# + +# Outline: +# For each cloned interface type, do three tests +# 1) Create and destroy it +# 2) Create, up, and destroy it +# 3) Create, disable IPv6 auto address assignment, up, and destroy it + +TESTLEN=10 # seconds + +atf_test_case epair_stress cleanup +epair_stress_head() +{ + atf_set "descr" "Simultaneously create and destroy an epair(4)" + atf_set "require.user" "root" +} +epair_stress_body() +{ + do_stress "epair" +} +epair_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case epair_up_stress cleanup +epair_up_stress_head() +{ + atf_set "descr" "Simultaneously up and detroy an epair(4)" + atf_set "require.user" "root" +} +epair_up_stress_body() +{ + do_up_stress "epair" "" "" +} +epair_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case epair_destroy_race cleanup +epair_destroy_race_head() +{ + atf_set "descr" "Race if_detach() and if_vmove()" + atf_set "require.user" "root" +} +epair_destroy_race_body() +{ + for i in `seq 1 10` + do + epair_a=$(ifconfig epair create) + echo $epair_a >> devices_to_cleanup + epair_b=${epair_a%a}b + + jail -c vnet name="epair_destroy" nopersist path=/ \ + host.hostname="epair_destroy" vnet.interface="$epair_b" \ + command=sh -c "ifconfig $epair_b 192.0.2.1/24; sleep 0.1"& + pid=$! + ifconfig "$epair_a" destroy + wait $pid + done + true +} +epair_destroy_race_cleanup() +{ + cleanup_ifaces +} + +atf_test_case epair_ipv6_up_stress cleanup +epair_ipv6_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy an epair(4) with IPv6" + atf_set "require.user" "root" +} +epair_ipv6_up_stress_body() +{ + do_up_stress "epair" "6" "" +} +epair_ipv6_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case faith_stress cleanup +faith_stress_head() +{ + atf_set "descr" "Simultaneously create and destroy a faith(4)" + atf_set "require.user" "root" +} +faith_stress_body() +{ + do_stress "faith" +} +faith_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case faith_up_stress cleanup +faith_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a faith(4)" + atf_set "require.user" "root" +} +faith_up_stress_body() +{ + do_up_stress "faith" "" "" +} +faith_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case faith_ipv6_up_stress cleanup +faith_ipv6_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a faith(4) with IPv6" + atf_set "require.user" "root" +} +faith_ipv6_up_stress_body() +{ + do_up_stress "faith" "6" "" +} +faith_ipv6_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case gif_stress cleanup +gif_stress_head() +{ + atf_set "descr" "Simultaneously create and destroy a gif(4)" + atf_set "require.user" "root" +} +gif_stress_body() +{ + do_stress "gif" +} +gif_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case gif_up_stress cleanup +gif_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a gif(4)" + atf_set "require.user" "root" +} +gif_up_stress_body() +{ + do_up_stress "gif" "" "p2p" +} +gif_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case gif_ipv6_up_stress cleanup +gif_ipv6_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a gif(4) with IPv6" + atf_set "require.user" "root" +} +gif_ipv6_up_stress_body() +{ + do_up_stress "gif" "6" "p2p" +} +gif_ipv6_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case lo_stress cleanup +lo_stress_head() +{ + atf_set "descr" "Simultaneously create and destroy an lo(4)" + atf_set "require.user" "root" +} +lo_stress_body() +{ + do_stress "lo" +} +lo_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case lo_up_stress cleanup +lo_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy an lo(4)" + atf_set "require.user" "root" +} +lo_up_stress_body() +{ + do_up_stress "lo" "" "" +} +lo_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case lo_ipv6_up_stress cleanup +lo_ipv6_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy an lo(4) with IPv6" + atf_set "require.user" "root" +} +lo_ipv6_up_stress_body() +{ + do_up_stress "lo" "6" "" +} +lo_ipv6_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case tap_stress cleanup +tap_stress_head() +{ + atf_set "descr" "Simultaneously create and destroy a tap(4)" + atf_set "require.user" "root" +} +tap_stress_body() +{ + do_stress "tap" +} +tap_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case tap_up_stress cleanup +tap_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a tap(4)" + atf_set "require.user" "root" +} +tap_up_stress_body() +{ + do_up_stress "tap" "" "" +} +tap_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case tap_ipv6_up_stress cleanup +tap_ipv6_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a tap(4) with IPv6" + atf_set "require.user" "root" +} +tap_ipv6_up_stress_body() +{ + do_up_stress "tap" "6" "" +} +tap_ipv6_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case tun_stress cleanup +tun_stress_head() +{ + atf_set "descr" "Simultaneously create and destroy a tun(4)" + atf_set "require.user" "root" +} +tun_stress_body() +{ + do_stress "tun" +} +tun_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case tun_up_stress cleanup +tun_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a tun(4)" + atf_set "require.user" "root" +} +tun_up_stress_body() +{ + do_up_stress "tun" "" "p2p" +} +tun_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case tun_ipv6_up_stress cleanup +tun_ipv6_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a tun(4) with IPv6" + atf_set "require.user" "root" +} +tun_ipv6_up_stress_body() +{ + do_up_stress "tun" "6" "p2p" +} +tun_ipv6_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case vlan_stress cleanup +vlan_stress_head() +{ + atf_set "descr" "Simultaneously create and destroy a vlan(4)" + atf_set "require.user" "root" +} +vlan_stress_body() +{ + do_stress "vlan" +} +vlan_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case vlan_up_stress cleanup +vlan_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a vlan(4)" + atf_set "require.user" "root" +} +vlan_up_stress_body() +{ + do_up_stress "vlan" "" "" +} +vlan_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case vlan_ipv6_up_stress cleanup +vlan_ipv6_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a vlan(4) with IPv6" + atf_set "require.user" "root" +} +vlan_ipv6_up_stress_body() +{ + do_up_stress "vlan" "6" "" +} +vlan_ipv6_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case vmnet_stress cleanup +vmnet_stress_head() +{ + atf_set "descr" "Simultaneously create and destroy a vmnet(4)" + atf_set "require.user" "root" +} +vmnet_stress_body() +{ + do_stress "vmnet" +} +vmnet_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case vmnet_up_stress cleanup +vmnet_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a vmnet(4)" + atf_set "require.user" "root" +} +vmnet_up_stress_body() +{ + do_up_stress "vmnet" "" "" +} +vmnet_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_test_case vmnet_ipv6_up_stress cleanup +vmnet_ipv6_up_stress_head() +{ + atf_set "descr" "Simultaneously up and destroy a vmnet(4) with IPv6" + atf_set "require.user" "root" +} +vmnet_ipv6_up_stress_body() +{ + do_up_stress "vmnet" "6" "" +} +vmnet_ipv6_up_stress_cleanup() +{ + cleanup_ifaces +} + +atf_init_test_cases() +{ + atf_add_test_case epair_ipv6_up_stress + atf_add_test_case epair_stress + atf_add_test_case epair_up_stress + atf_add_test_case epair_destroy_race + atf_add_test_case faith_ipv6_up_stress + atf_add_test_case faith_stress + atf_add_test_case faith_up_stress + atf_add_test_case gif_ipv6_up_stress + atf_add_test_case gif_stress + atf_add_test_case gif_up_stress + # Don't test lagg; it has its own test program + atf_add_test_case lo_ipv6_up_stress + atf_add_test_case lo_stress + atf_add_test_case lo_up_stress + atf_add_test_case tap_ipv6_up_stress + atf_add_test_case tap_stress + atf_add_test_case tap_up_stress + atf_add_test_case tun_ipv6_up_stress + atf_add_test_case tun_stress + atf_add_test_case tun_up_stress + atf_add_test_case vlan_ipv6_up_stress + atf_add_test_case vlan_stress + atf_add_test_case vlan_up_stress + atf_add_test_case vmnet_ipv6_up_stress + atf_add_test_case vmnet_stress + atf_add_test_case vmnet_up_stress +} + +do_stress() +{ + local IFACE CREATOR_PID DESTROYER_PID + + IFACE=`get_iface $1` + + # First thread: create the interface + while true; do + ifconfig ${IFACE%a} create 2>/dev/null && \ + echo -n . >> creator_count.txt + done & + CREATOR_PID=$! + + # Second thread: destroy the lagg + while true; do + ifconfig $IFACE destroy 2>/dev/null && \ + echo -n . >> destroyer_count.txt + done & + DESTROYER_PID=$! + + sleep ${TESTLEN} + kill $CREATOR_PID + kill $DESTROYER_PID + echo "Created ${IFACE%a} `stat -f %z creator_count.txt` times." + echo "Destroyed it `stat -f %z destroyer_count.txt` times." +} + +# Implement the up stress tests +# Parameters +# $1 Interface class, etc "lo" or "tap" +# $2 "6" to enable IPv6 auto address assignment, anything else otherwise +# $3 p2p for point to point interfaces, anything else for normal interfaces +do_up_stress() +{ + local ADDR DSTADDR MASK MEAN_SLEEP_SECONDS MAX_SLEEP_USECS \ + IFACE IPV6 P2P SRCDIR LOOP_PID ipv6_cmd up_cmd + + # Configure the interface to use an RFC5737 nonrouteable addresses + ADDR="192.0.2.2" + DSTADDR="192.0.2.3" + MASK="24" + # ifconfig takes about 10ms to run. To increase race coverage, + # randomly delay the two commands relative to each other by 5ms either + # way. + MEAN_SLEEP_SECONDS=.005 + MAX_SLEEP_USECS=10000 + + IFACE=`get_iface $1` + IPV6=$2 + P2P=$3 + + SRCDIR=$( atf_get_srcdir ) + if [ "$IPV6" = 6 ]; then + ipv6_cmd="true" + else + ipv6_cmd="ifconfig $IFACE inet6 ifdisabled" + fi + if [ "$P2P" = "p2p" ]; then + up_cmd="ifconfig $IFACE up ${ADDR}/${MASK} ${DSTADDR}" + else + up_cmd="ifconfig $IFACE up ${ADDR}/${MASK}" + fi + while true; do + eval "$ipv6_cmd" + { sleep ${MEAN_SLEEP_SECONDS} && \ + eval "$up_cmd" 2> /dev/null && + echo -n . >> up_count.txt ; } & + { ${SRCDIR}/randsleep ${MAX_SLEEP_USECS} && \ + ifconfig $IFACE destroy && + echo -n . >> destroy_count.txt ; } & + wait + ifconfig ${IFACE%a} create + done & + LOOP_PID=$! + + sleep ${TESTLEN} + kill $LOOP_PID + echo "Upped ${IFACE} `stat -f %z up_count.txt` times." + echo "Destroyed it `stat -f %z destroy_count.txt` times." +} + +# Creates a new cloned interface, registers it for cleanup, and echoes it +# params: $1 Interface class name (tap, gif, etc) +get_iface() +{ + local CLASS DEV N + + CLASS=$1 + N=0 + while ! ifconfig ${CLASS}${N} create > /dev/null 2>&1; do + if [ "$N" -ge 8 ]; then + atf_skip "Could not create a ${CLASS} interface" + else + N=$(($N + 1)) + fi + done + if [ ${CLASS} = "epair" ]; then + DEV=${CLASS}${N}a + else + DEV=${CLASS}${N} + fi + # Record the device so we can clean it up later + echo ${DEV} >> "devices_to_cleanup" + echo ${DEV} +} + + +cleanup_ifaces() +{ + local DEV + + for DEV in `cat "devices_to_cleanup"`; do + ifconfig ${DEV} destroy + done + true +} |