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-queryfld05 26 # 27 # Description: 28 # Verify that the kernel is not crashed when joining joining plural IPv6 29 # multicast groups on separate socket, then receiving a large number of 30 # Multicast Address Specific Query 31 # 32 # Setup: 33 # See ltp-yyyymmdd/testcases/network/stress/README 34 # 35 # Author: 36 # Mitsuru Chinen <mitch (at] jp.ibm.com> 37 # 38 # History: 39 # May 7 2006 - Created (Mitsuru Chinen) 40 # 41 #----------------------------------------------------------------------- 42 # Uncomment line below for debug output. 43 #trace_logic=${trace_logic:-"set -x"} 44 $trace_logic 45 46 # The test case ID, the test case count and the total number of test case 47 TCID=mcast6-queryfld05 48 TST_TOTAL=1 49 TST_COUNT=1 50 export TCID 51 export TST_COUNT 52 export TST_TOTAL 53 54 # Make sure the value of LTPROOT 55 LTPROOT=${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 # Number of the multicast to join 65 MCASTNUM_NORMAL=${MCASTNUM_NORMAL:-20} 66 67 # The number of the test link where tests run 68 LINK_NUM=${LINK_NUM:-0} 69 70 # Network portion of the IPv6 address 71 NETWORK_PART="fec0:1:1:1" 72 73 # Host portion of the IPv6 address 74 LHOST_HOST_PART=":2" # local host 75 RHOST_HOST_PART=":1" # remote host 76 77 # Prefix of the Multicast Address 78 MCAST_ADDR_PREFIX=ff0e: 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 $MCASTNUM_NORMAL IPv6 multicast groups on separate sockets, then receiving a large number of Multicast Address Specific Query in $NS_DURATION [sec]" 174 175 do_setup 176 177 # Run a multicast join tool 178 ns-mcast_join -f 6 -I $lhost_ifname -n $MCASTNUM_NORMAL -p $MCAST_ADDR_PREFIX > /dev/null 179 if [ $? -ne 0 ]; then 180 tst_resm TBROK "Failed to start multicast joining tool Please check the environment" 181 exit 1 182 fi 183 184 # Send MLD Multicast Address Specific Query from the remote host 185 querier_num=0 186 while [ $querier_num -lt $MCASTNUM_NORMAL ]; do 187 # Define the multicast address 188 if [ $querier_num -gt 65535 ]; then 189 tst_resm TINFO "The number of the querier is less than 65535" 190 break 191 fi 192 querier_num_hex=`printf "%x" $querier_num` 193 mcast_addr=${MCAST_ADDR_PREFIX}:${querier_num_hex} 194 195 $LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-icmpv6_sender -I $rhost_ifname -S $rhost_linklocal -m -D $mcast_addr -r 0 -t $NS_DURATION -b 196 197 querier_num=`expr $querier_num + 1` 198 done 199 sleep $NS_DURATION 200 201 #----------------------------------------------------------------------- 202 # 203 # Clean up 204 # 205 206 do_cleanup 207 tst_resm TPASS "Test is finished successfully." 208 209 exit 0 210
