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-queryfld03 26 # 27 # Description: 28 # Verify that the kernel is not crashed when joining an IPv4 multicast group 29 # on a single socket, then receiving a large number of Multicast Address 30 # and Source Specific Query 31 # 32 # Setup: 33 # See testcases/network/stress/README 34 # 35 # Author: 36 # Mitsuru Chinen <mitch (at] 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 $trace_logic 45 46 # The test case ID, the test case count and the total number of test case 47 TCID=mcast4-queryfld03 48 TST_TOTAL=1 49 TST_COUNT=1 50 export TCID 51 export TST_COUNT 52 export TST_TOTAL 53 54 # Make sure the value of LTPROOT 55 LTPROOT=${LTPROOT:-`(cd ../../../../.. ; pwd)`} 56 export LTPROOT 57 58 # Check the environmanet variable 59 . check_envval || exit $TST_TOTAL 60 61 # Dulation of the test [sec] 62 NS_DURATION=${NS_DURATION:-3600} # 1 hour 63 64 # The number of the test link where tests run 65 LINK_NUM=${LINK_NUM:-0} 66 67 # Network portion of the IPv4 address 68 NETWORK_PART=${IPV4_NETWORK:-"10.0.0"} 69 70 # Netmask of the IPv4 network 71 NETWORK_MASK=24 72 73 # Host portion of the IPv4 address 74 LHOST_HOST_PART=${LHOST_IPV4_HOST:-"2"} # local host 75 RHOST_HOST_PART=${RHOST_IPV4_HOST:-"1"} # remote host 76 77 # Prefix of the Multicast Address 78 MCAST_ADDR_PREFIX=224.10 79 80 # Multicast Address 81 MCAST_ADDR=224.10.0.1 # If you modify this, please refer ns-mcast_join.c 82 83 # Source Address 84 SRC_ADDR=10.10.10.1 85 86 # Filter Mode 87 FILTER_MODE="include" 88 89 #----------------------------------------------------------------------- 90 # 91 # Function: do_cleanup 92 # 93 # Description: 94 # Recover the system configuration 95 # 96 #----------------------------------------------------------------------- 97 do_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 #----------------------------------------------------------------------- 117 do_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 182 tst_resm TINFO "Verify that the kernel is not crashed when joining an IPv4 multicast group on a single socket, then receiving a large number of Multicast Address and Source Specific Query in $NS_DURATION [sec]" 183 184 do_setup 185 186 # Run a multicast join tool 187 ns-mcast_join -f 4 -I $lhost_ifname -n 1 -p $MCAST_ADDR_PREFIX -s $SRC_ADDR -F $FILTER_MODE >/dev/null 188 if [ $? -ne 0 ]; then 189 tst_resm TBROK "Failed to start multicast joining tool Please check the environment" 190 exit 1 191 fi 192 193 # Send IGMP Multicast Address and Source Specific Query from the remote host 194 ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-igmp_querier -I $rhost_ifname -m $MCAST_ADDR -s $SRC_ADDR -t $NS_DURATION -r 0' ; echo $?'` 195 if [ $ret -ne 0 ]; then 196 tst_resm TBROK "Failed to start IGMP querier" 197 exit 1 198 fi 199 200 #----------------------------------------------------------------------- 201 # 202 # Clean up 203 # 204 205 killall -SIGHUP ns-mcast_join >/dev/null 2>&1 206 tst_resm TPASS "Test is finished successfully." 207 208 exit 0 209
