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 # mcast6-grpope03 26 # 27 # Description: 28 # Verify that the kernel is not crashed when joining and leaving the same 29 # IPv6 multicast group on multiple sockets lots of times 30 # 31 # Setup: 32 # See ltp-yyyymmdd/testcases/network/stress/README 33 # 34 # Author: 35 # Mitsuru Chinen <mitch (at] jp.ibm.com> 36 # 37 # History: 38 # May 6 2006 - Created (Mitsuru Chinen) 39 # 40 #----------------------------------------------------------------------- 41 # Uncomment line below for debug output. 42 #trace_logic=${trace_logic:-"set -x"} 43 $trace_logic 44 45 # The test case ID, the test case count and the total number of test case 46 TCID=mcast6-grpope03 47 TST_TOTAL=1 48 TST_COUNT=1 49 export TCID 50 export TST_COUNT 51 export TST_TOTAL 52 53 # Make sure the value of LTPROOT 54 LTPROOT=${LTPROOT:-`(cd ../../../../.. ; pwd)`} 55 export LTPROOT 56 57 # Check the environmanet variable 58 . check_envval || exit $TST_TOTAL 59 60 # Number of the socket 61 MCASTNUM_NORMAL=${MCASTNUM_NORMAL:-20} 62 63 # The number of the join/leave groups 64 NS_TIMES=${NS_TIMES:-10000} 65 66 # The number of the test link where tests run 67 LINK_NUM=${LINK_NUM:-0} 68 69 # Network portion of the IPv6 address 70 NETWORK_PART="fec0:1:1:1" 71 72 # Host portion of the IPv6 address 73 LHOST_HOST_PART=":2" # local host 74 RHOST_HOST_PART=":1" # remote host 75 76 # Multicast Address 77 MCAST_ADDR=ff0e::1111:1 78 79 80 #----------------------------------------------------------------------- 81 # 82 # Function: do_cleanup 83 # 84 # Description: 85 # Recover the system configuration 86 # 87 #----------------------------------------------------------------------- 88 do_cleanup() 89 { 90 # Make sure to kill the multicast receiver and sender 91 killall -SIGHUP ns-mcast_join >/dev/null 2>&1 92 $LTP_RSH $RHOST killall -SIGHUP ns-icmpv6_sender >/dev/null 2>&1 93 94 # Clean up each interface 95 initialize_if lhost ${LINK_NUM} 96 initialize_if rhost ${LINK_NUM} 97 } 98 99 100 #----------------------------------------------------------------------- 101 # 102 # Function: do_setup 103 # 104 # Description: 105 # Configure the ssystem for the test 106 # 107 #----------------------------------------------------------------------- 108 do_setup() 109 { 110 # Initialize the system configuration 111 do_cleanup 112 113 # Call do_cleanup function before exit 114 trap do_cleanup 0 115 116 # name of interface of the local/remote host 117 lhost_ifname=`get_ifname lhost $LINK_NUM` 118 if [ $? -ne 0 ]; then 119 tst_resm TBROK "Failed to get the interface name at the local host" 120 exit $TST_TOTAL 121 fi 122 123 rhost_ifname=`get_ifname rhost $LINK_NUM` 124 if [ $? -ne 0 ]; then 125 tst_resm TBROK "Failed to get the interface name at the remote host" 126 exit $TST_TOTAL 127 fi 128 129 # Set IPv6 addresses to the interfaces 130 add_ipv6addr lhost $LINK_NUM $NETWORK_PART $LHOST_HOST_PART 131 if [ $? -ne 0 ]; then 132 tst_resm TBROK "Failed to add any IP address at the local host" 133 exit 1 134 fi 135 136 add_ipv6addr rhost $LINK_NUM $NETWORK_PART $RHOST_HOST_PART 137 if [ $? -ne 0 ]; then 138 tst_resm TBROK "Failed to add any IP address at the remote host" 139 exit 1 140 fi 141 142 # IPv6 address of the local/remote host 143 lhost_addr="${NETWORK_PART}:${LHOST_HOST_PART}" 144 rhost_addr="${NETWORK_PART}:${RHOST_HOST_PART}" 145 rhost_linklocal="fe80:${RHOST_HOST_PART}" 146 147 # Make sure the connectvity 148 check_icmpv6_connectivity $lhost_ifname $rhost_addr 149 if [ $? -ne 0 ]; then 150 tst_resm TBROK "There is no IPv6 connectivity." 151 exit 1 152 fi 153 154 # Make sure the sysctl values 155 sysctl -w net.ipv6.conf.all.force_mld_version=0 >/dev/null 156 if [ $? -ne 0 ]; then 157 tst_resm TBROK "Failed to set the sysctl value regarding multicast" 158 exit $TST_TOTAL 159 fi 160 161 sysctl -w net.ipv6.conf.${lhost_ifname}.force_mld_version=0 >/dev/null 162 sysctl -w net.ipv6.mld_max_msf=10 >/dev/null 163 } 164 165 166 #----------------------------------------------------------------------- 167 # 168 # Main 169 # 170 # 171 172 # Test description 173 tst_resm TINFO "Verify that the kernel is not crashed when joining and leaving the same IPv6 multicast group on $MCASTNUM_NORMAL sockets in $NS_TIMES times" 174 175 do_setup 176 177 # Send MLD General Query from the remote host 178 ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-icmpv6_sender -I $rhost_ifname -S $rhost_linklocal -m -w 1000000000 -r 1000 -b' ; echo $?'` 179 if [ $ret -ne 0 ]; then 180 tst_resm TBROK "Failed to start MLD querier" 181 exit 1 182 fi 183 184 # Run a multicast join tool 185 num=0 186 while [ $num -lt $MCASTNUM_NORMAL ]; do 187 ns-mcast_join -f 6 -I $lhost_ifname -l $NS_TIMES -a $MCAST_ADDR & 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 num=`expr $num + 1` 193 done 194 195 wait 196 197 #----------------------------------------------------------------------- 198 # 199 # Clean up 200 # 201 202 tst_resm TPASS "Test is finished successfully." 203 204 exit 0 205
