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-grpope04 26# 27# Description: 28# Verify that the kernel is not crashed when joining and leaving the same 29# IPv4 multicast group with the different source filter on multiple sockets 30# lots of times 31# 32# Setup: 33# See ltp-yyyymmdd/testcases/network/stress/README 34# 35# Author: 36# Mitsuru Chinen <mitch@jp.ibm.com> 37# 38# History: 39# May 2 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-grpope04 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 $TST_TOTAL 60 61# Number of the socket 62MCASTNUM_NORMAL=${MCASTNUM_NORMAL:-20} 63 64# The number of the join/leave groups 65NS_TIMES=${NS_TIMES:-10000} 66 67# The number of the test link where tests run 68LINK_NUM=${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# Multicast Address 81MCAST_ADDR=224.10.10.1 82 83# Prefix of the filter souce adddress 84SOURCE_ADDR_PREFIX="10.10" # 10.10.x.y 85 86 87#----------------------------------------------------------------------- 88# 89# Function: do_cleanup 90# 91# Description: 92# Recover the system configuration 93# 94#----------------------------------------------------------------------- 95do_cleanup() 96{ 97 # Make sure to kill the multicast receiver and sender 98 killall -SIGHUP ns-mcast_join >/dev/null 2>&1 99 $LTP_RSH $RHOST killall -SIGHUP ns-igmp_querier >/dev/null 2>&1 100 101 # Clean up each interface 102 initialize_if lhost ${LINK_NUM} 103 initialize_if rhost ${LINK_NUM} 104} 105 106 107#----------------------------------------------------------------------- 108# 109# Function: do_setup 110# 111# Description: 112# Configure the ssystem for the test 113# 114#----------------------------------------------------------------------- 115do_setup() 116{ 117 # Initialize the system configuration 118 do_cleanup 119 120 # Call do_cleanup function before exit 121 trap do_cleanup 0 122 123 # name of interface of the local/remote host 124 lhost_ifname=`get_ifname lhost $LINK_NUM` 125 if [ $? -ne 0 ]; then 126 tst_resm TBROK "Failed to get the interface name at the local host" 127 exit $TST_TOTAL 128 fi 129 130 rhost_ifname=`get_ifname rhost $LINK_NUM` 131 if [ $? -ne 0 ]; then 132 tst_resm TBROK "Failed to get the interface name at the remote host" 133 exit $TST_TOTAL 134 fi 135 136 # Set IPv4 addresses to the interfaces 137 set_ipv4addr lhost $LINK_NUM $NETWORK_PART $LHOST_HOST_PART 138 if [ $? -ne 0 ]; then 139 tst_resm TBROK "Failed to add any IP address at the local host" 140 exit 1 141 fi 142 143 set_ipv4addr rhost $LINK_NUM $NETWORK_PART $RHOST_HOST_PART 144 if [ $? -ne 0 ]; then 145 tst_resm TBROK "Failed to add any IP address at the remote host" 146 exit 1 147 fi 148 149 # IPv4 address of the local/remote host 150 lhost_addr="${NETWORK_PART}.${LHOST_HOST_PART}" 151 rhost_addr="${NETWORK_PART}.${RHOST_HOST_PART}" 152 153 # Make sure the connectvity 154 check_icmpv4_connectivity $lhost_ifname $rhost_addr 155 if [ $? -ne 0 ]; then 156 tst_resm TBROK "There is no IPv4 connectivity." 157 exit 1 158 fi 159 160 # Make sure the sysctl values 161 sysctl -w net.ipv4.igmp_max_memberships=$MCASTNUM_NORMAL >/dev/null 162 if [ $? -ne 0 ]; then 163 tst_resm TBROK "Failed to set the sysctl value regarding multicast" 164 exit $TST_TOTAL 165 fi 166 167 sysctl -w net.ipv4.igmp_max_msf=10 >/dev/null 168 sysctl -w net.ipv4.conf.${lhost_ifname}.force_igmp_version=0 >/dev/null 169 sysctl -w net.ipv4.conf.all.force_igmp_version=0 >/dev/null 170} 171 172 173#----------------------------------------------------------------------- 174# 175# Main 176# 177# 178 179# Test description 180tst_resm TINFO "Verify that the kernel is not crashed when joining and leaving ame IPv4 multicast group with different source filters on $MCASTNUM_NORMAL sockets in $NS_TIMES times" 181 182do_setup 183 184# Send IGMP General Query from the remote host 185ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-igmp_querier -I $rhost_ifname -i 1000000000 -r 1 -b' ; echo $?'` 186if [ $ret -ne 0 ]; then 187 tst_resm TBROK "Failed to start IGMP querier" 188 exit 1 189fi 190 191# Run a multicast join tool 192num=0 193while [ $num -lt $MCASTNUM_NORMAL ]; do 194 # Define the source address 195 x=`expr $num \/ 254` 196 y=`expr $num % 254 + 1` 197 if [ $x -gt 254 ]; then 198 tst_resm TINFO "The number of the connection is less than $num" 199 break 200 fi 201 source_addr="${SOURCE_ADDR_PREFIX}.${x}.${y}" 202 203 if [ `expr $num % 5` -ne 2 ]; then 204 filter="include" 205 else 206 filter="exclude" 207 fi 208 209 ns-mcast_join -f 4 -I $lhost_ifname -l $NS_TIMES -a $MCAST_ADDR -F $filter -s $source_addr & 210 if [ $? -ne 0 ]; then 211 tst_resm TBROK "Failed to start multicast joining tool Please check the environment" 212 exit 1 213 fi 214 num=`expr $num + 1` 215done 216 217wait 218 219#----------------------------------------------------------------------- 220# 221# Clean up 222# 223 224tst_resm TPASS "Test is finished successfully." 225 226exit 0 227