1#!/bin/sh 2 3################################################################################ 4## ## 5## Copyright (c) International Business Machines Corp., 2006 ## 6## ## 7## This program is free software; you can redistribute it and#or modify ## 8## it under the terms of the GNU General Public License as published by ## 9## the Free Software Foundation; either version 2 of the License, or ## 10## (at your option) any later version. ## 11## ## 12## This program is distributed in the hope that it will be useful, but ## 13## WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY ## 14## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License ## 15## for more details. ## 16## ## 17## You should have received a copy of the GNU General Public License ## 18## along with this program; if not, write to the Free Software ## 19## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA ## 20## ## 21## ## 22################################################################################ 23# 24# File: 25# mcast4-queryfld06 26# 27# Description: 28# Verify that the kernel is not crashed when joining joining plural IPv4 29# multicast groups on separate socket, then receiving a large number of 30# Multicast Address and Source Specific Query 31# 32# Setup: 33# See testcases/network/stress/README 34# 35# Author: 36# Mitsuru Chinen <mitch@jp.ibm.com> 37# 38# History: 39# May 1 2006 - Created (Mitsuru Chinen) 40# 41#----------------------------------------------------------------------- 42# Uncomment line below for debug output. 43#trace_logic=${trace_logic:-"set -x"} 44$trace_logic 45 46# The test case ID, the test case count and the total number of test case 47TCID=mcast4-queryfld06 48TST_TOTAL=1 49TST_COUNT=1 50export TCID 51export TST_COUNT 52export TST_TOTAL 53 54# Make sure the value of LTPROOT 55LTPROOT=${LTPROOT:-`(cd ../../../../.. ; pwd)`} 56export LTPROOT 57 58# Check the environmanet variable 59. check_envval || exit $TST_TOTAL 60 61# Dulation of the test [sec] 62NS_DURATION=${NS_DURATION:-3600} # 1 hour 63 64# Number of the multicast to join 65MCASTNUM_NORMAL=${MCASTNUM_NORMAL:-20} 66 67# The number of the test link where tests run 68LINK_NUM=${LINK_NUM:-0} 69 70# Network portion of the IPv4 address 71NETWORK_PART=${IPV4_NETWORK:-"10.0.0"} 72 73# Netmask of the IPv4 network 74NETWORK_MASK=24 75 76# Host portion of the IPv4 address 77LHOST_HOST_PART=${LHOST_IPV4_HOST:-"2"} # local host 78RHOST_HOST_PART=${RHOST_IPV4_HOST:-"1"} # remote host 79 80# Prefix of the Multicast Address 81MCAST_ADDR_PREFIX=224.10 82 83# Source Address 84SRC_ADDR=10.10.10.1 85 86# Filter Mode 87FILTER_MODE="include" 88 89#----------------------------------------------------------------------- 90# 91# Function: do_cleanup 92# 93# Description: 94# Recover the system configuration 95# 96#----------------------------------------------------------------------- 97do_cleanup() 98{ 99 # Make sure to kill the multicast receiver and sender 100 killall -SIGHUP ns-mcast_join >/dev/null 2>&1 101 $LTP_RSH $RHOST killall -SIGHUP ns-igmp_querier >/dev/null 2>&1 102 103 # Clean up each interface 104 initialize_if lhost ${LINK_NUM} 105 initialize_if rhost ${LINK_NUM} 106} 107 108 109#----------------------------------------------------------------------- 110# 111# Function: do_setup 112# 113# Description: 114# Configure the ssystem for the test 115# 116#----------------------------------------------------------------------- 117do_setup() 118{ 119 # Initialize the system configuration 120 do_cleanup 121 122 # Call do_cleanup function before exit 123 trap do_cleanup 0 124 125 # name of interface of the local/remote host 126 lhost_ifname=`get_ifname lhost $LINK_NUM` 127 if [ $? -ne 0 ]; then 128 tst_resm TBROK "Failed to get the interface name at the local host" 129 exit $TST_TOTAL 130 fi 131 132 rhost_ifname=`get_ifname rhost $LINK_NUM` 133 if [ $? -ne 0 ]; then 134 tst_resm TBROK "Failed to get the interface name at the remote host" 135 exit $TST_TOTAL 136 fi 137 138 # Set IPv4 addresses to the interfaces 139 set_ipv4addr lhost $LINK_NUM $NETWORK_PART $LHOST_HOST_PART 140 if [ $? -ne 0 ]; then 141 tst_resm TBROK "Failed to add any IP address at the local host" 142 exit 1 143 fi 144 145 set_ipv4addr rhost $LINK_NUM $NETWORK_PART $RHOST_HOST_PART 146 if [ $? -ne 0 ]; then 147 tst_resm TBROK "Failed to add any IP address at the remote host" 148 exit 1 149 fi 150 151 # IPv4 address of the local/remote host 152 lhost_addr="${NETWORK_PART}.${LHOST_HOST_PART}" 153 rhost_addr="${NETWORK_PART}.${RHOST_HOST_PART}" 154 155 # Make sure the connectvity 156 check_icmpv4_connectivity $lhost_ifname $rhost_addr 157 if [ $? -ne 0 ]; then 158 tst_resm TBROK "There is no IPv4 connectivity." 159 exit 1 160 fi 161 162 # Make sure the sysctl values 163 sysctl -w net.ipv4.igmp_max_memberships=20 >/dev/null 164 if [ $? -ne 0 ]; then 165 tst_resm TBROK "Failed to set the sysctl value regarding multicast" 166 exit $TST_TOTAL 167 fi 168 169 sysctl -w net.ipv4.igmp_max_msf=10 >/dev/null 170 sysctl -w net.ipv4.conf.${lhost_ifname}.force_igmp_version=0 >/dev/null 171 sysctl -w net.ipv4.conf.all.force_igmp_version=0 >/dev/null 172} 173 174 175#----------------------------------------------------------------------- 176# 177# Main 178# 179# 180 181# Test description 182tst_resm TINFO "Verify that the kernel is not crashed when joining $MCASTNUM_NORMAL IPv4 multicast groups on separate sockets, then receiving a large number of Multicast Address and Source Specific Query in $NS_DURATION [sec]" 183 184do_setup 185 186# Run a multicast join tool 187ns-mcast_join -f 4 -I $lhost_ifname -n $MCASTNUM_NORMAL -p $MCAST_ADDR_PREFIX -s $SRC_ADDR -F $FILTER_MODE > /dev/null 188if [ $? -ne 0 ]; then 189 tst_resm TBROK "Failed to start multicast joining tool Please check the environment" 190 exit 1 191fi 192 193# Send IGMP Multicast Address Specific Query from the remote host 194querier_num=0 195while [ $querier_num -lt $MCASTNUM_NORMAL ]; do 196 # Define the multicast address 197 x=`expr $querier_num \/ 254` 198 y=`expr $querier_num % 254 + 1` 199 if [ $x -gt 254 ]; then 200 tst_resm TINFO "The number of the connection is less than $querier_num" 201 break 202 fi 203 mcast_addr=${MCAST_ADDR_PREFIX}.${x}.${y} 204 205 $LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-igmp_querier -I $rhost_ifname -m $mcast_addr -s $SRC_ADDR -t $NS_DURATION -r 0 -b 206 207 querier_num=`expr $querier_num + 1` 208done 209sleep $NS_DURATION 210 211#----------------------------------------------------------------------- 212# 213# Clean up 214# 215 216do_cleanup 217tst_resm TPASS "Test is finished successfully." 218 219exit 0 220