#!/bin/sh ################################################################################ ## ## ## Copyright (c) International Business Machines Corp., 2005 ## ## ## ## This program is free software; you can redistribute it and#or modify ## ## it under the terms of the GNU General Public License as published by ## ## the Free Software Foundation; either version 2 of the License, or ## ## (at your option) any later version. ## ## ## ## This program is distributed in the hope that it will be useful, but ## ## WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY ## ## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License ## ## for more details. ## ## ## ## You should have received a copy of the GNU General Public License ## ## along with this program; if not, write to the Free Software ## ## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA ## ## ## ## ## ################################################################################ # # File: # icmp4-multi-diffip01 # # Description: # Verify that the kernel is not crashed with receiving and sending ICMP # message at different IP address(alias) with the following conditions # - The version of IP is IPv4 # - IPsec is not used # # *) This script may be read by the other test case # # Setup: # See testcases/network/stress/README # # Author: # Mitsuru Chinen # # History: # Oct 19 2005 - Created (Mitsuru Chinen) # #----------------------------------------------------------------------- # Uncomment line below for debug output. #trace_logic=${trace_logic:-"set -x"} $trace_logic # The test case ID, the test case count and the total number of test case TCID=${TCID:-icmp4-multi-diffip01} TST_TOTAL=1 TST_COUNT=1 export TCID export TST_COUNT export TST_TOTAL # Test description tst_resm TINFO "Verify that the kernel is not crashed with receiving and sending various size of ICMP message at the different IP address(alias) simultaneously with the following conditions" # Make sure the value of LTPROOT LTPROOT=${LTPROOT:-`(cd ../../../../.. ; pwd)`} export LTPROOT # Check the environmanet variable . check_envval || exit $TST_TOTAL # Dulation of the test [sec] NS_DURATION=${NS_DURATION:-3600} # 1 hour # The number of IP address (alias) IP_TOTAL_FOR_TCPIP=${IP_TOTAL_FOR_TCPIP:-100} # The number of the test link where tests run LINK_NUM=${LINK_NUM:-0} # The version of IP IP_VER=${IP_VER:-4} # true, if ipsec is used DO_IPSEC=${DO_IPSEC:-false} # The value of SPI SPI=${SPI:-1000} # IPsec Protocol ( ah / esp / ipcomp ) IPSEC_PROTO=${IPSEC_PROTO:-ah} # IPsec Mode ( transport / tunnel ) IPSEC_MODE=${IPSEC_MODE:-transport} # Array of the echo request packet size ICMP_SIZE_ARRAY=${ICMP_SIZE_ARRAY:-"10 100 1000 10000 65507"} #----------------------------------------------------------------------- # # Function: do_cleanup # # Description: # Recover the system configuration # #----------------------------------------------------------------------- do_cleanup() { # Kill the icmp traffic server killall_icmp_traffic # Unset SAD/SPD output_ipsec_conf flush | setkey -c >/dev/null 2>&1 $LTP_RSH $RHOST ${LTPROOT}/'testcases/bin/output_ipsec_conf flush | PATH=/sbin:/usr/sbin:$PATH setkey -c' >/dev/null 2>&1 # Clean up each interface initialize_if lhost ${LINK_NUM} initialize_if rhost ${LINK_NUM} } #----------------------------------------------------------------------- # # Setup # # Unset the maximum number of processes ulimit -u unlimited # Output the informaion tst_resm TINFO "- Test duration is $NS_DURATION [sec]" tst_resm TINFO "- Target number of the connection is $IP_TOTAL_FOR_TCPIP" tst_resm TINFO "- Version of IP is IPv${IP_VER}" tst_resm TINFO "- Size of packets are ( $ICMP_SIZE_ARRAY )" if $DO_IPSEC ; then message=`check_setkey` if [ $? -ne 0 ]; then tst_resm TBROK "$message" exit 1 fi case $IPSEC_PROTO in ah) tst_resm TINFO "- IPsec [ AH / $IPSEC_MODE ]" ;; esp) tst_resm TINFO "- IPsec [ ESP / $IPSEC_MODE ]" ;; ipcomp) tst_resm TINFO "- IPcomp [ $IPSEC_MODE ]" ;; esac fi # name of interface of the local/remote host lhost_ifname=`get_ifname lhost $LINK_NUM` if [ $? -ne 0 ]; then tst_resm TBROK "Failed to get the interface name at the local host" exit $TST_TOTAL fi rhost_ifname=`get_ifname rhost $LINK_NUM` if [ $? -ne 0 ]; then tst_resm TBROK "Failed to get the interface name at the remote host" exit $TST_TOTAL fi # Initialize the system configuration do_cleanup # Call do_cleanup function before exit trap do_cleanup 0 # Loop to assign IP addresses ipaddr_pair_num=0 while [ $ipaddr_pair_num -lt $IP_TOTAL_FOR_TCPIP ]; do # Add new IP addresses x=`expr $ipaddr_pair_num \/ 255 % 255` y=`expr $ipaddr_pair_num % 255` if [ $x -ge 255 ]; then tst_resm TINFO "This script cannot add more than $ipaddr_pair_num addresses" break fi case $IP_VER in 4) network_part="10.${x}.${y}" network_broadcast=${network_part}.255 network_mask=24 lhost_addr="${network_part}.2" rhost_addr="${network_part}.1" # Set IPv4 addresses to the interfaces ip addr add ${lhost_addr}/${network_mask} broadcast $network_broadcast dev $lhost_ifname ### delete before setting if [ $? -eq 2 ]; then ip addr del ${lhost_addr}/${network_mask} broadcast $network_broadcast dev $lhost_ifname 2>&1 ip addr add ${lhost_addr}/${network_mask} broadcast $network_broadcast dev $lhost_ifname fi if [ $? -ne 0 ]; then if [ $ipaddr_pair_num -eq 0 ]; then tst_resm TBROK "Failed to add any IP address at the local" exit 1 else tst_resm TINFO "The number of IP address at the local host seems to reach the maximum. The number is $ipaddr_pair_num" fi break fi ret=`$LTP_RSH $RHOST 'PATH=/sbin:/usr/sbin:$PATH ip' addr add ${rhost_addr}/${network_mask} broadcast $network_broadcast dev $rhost_ifname' ; echo $?'` if [ $ret -eq 2 ]; then $LTP_RSH $RHOST 'PATH=/sbin:/usr/sbin:$PATH ip' addr del ${rhost_addr}/${network_mask} broadcast $network_broadcast dev $rhost_ifname ret=`$LTP_RSH $RHOST 'PATH=/sbin:/usr/sbin:$PATH ip' addr add ${rhost_addr}/${network_mask} broadcast $network_broadcast dev $rhost_ifname' ; echo $?'` fi if [ $ret -ne 0 ]; then if [ $ipaddr_pair_num -eq 0 ]; then tst_resm TBROK "Failed to add any IP address at the remote" exit 1 else tst_resm TINFO "The number of IP address at the remote host seems to reach the maximum. The number is $ipaddr_pair_num" fi break fi ;; 6) hex_x=`printf %x $x` hex_y=`printf %x $y` network_part="fd00:1:${hex_x}:${hex_y}" network_mask=64 lhost_addr="${network_part}::2" rhost_addr="${network_part}::1" # Set IPv6 addresses to the interfaces ip addr add ${lhost_addr}/${network_mask} dev $lhost_ifname if [ $? -eq 2 ]; then ip addr del ${lhost_addr}/${network_mask} dev $lhost_ifname 2>&1 ip addr add ${lhost_addr}/${network_mask} dev $lhost_ifname fi if [ $? -ne 0 ]; then if [ $ipaddr_pair_num -eq 0 ]; then tst_resm TBROK "Failed to add any IP address at the local" exit 1 else tst_resm TINFO "The number of IP address at the local host seems to reach the maximum. The number is $ipaddr_pair_num" fi break fi ret=`$LTP_RSH $RHOST 'PATH=/sbin:/usr/sbin:$PATH ip' addr add ${rhost_addr}/${network_mask} dev $rhost_ifname' ; echo $?'` if [ $ret -eq 2 ]; then $LTP_RSH $RHOST 'PATH=/sbin:/usr/sbin:$PATH ip' addr del ${rhost_addr}/${network_mask} dev $rhost_ifname ret=`$LTP_RSH $RHOST 'PATH=/sbin:/usr/sbin:$PATH ip' addr add ${rhost_addr}/${network_mask} dev $rhost_ifname' ; echo $?'` fi if [ $ret -ne 0 ]; then if [ $ipaddr_pair_num -eq 0 ]; then tst_resm TBROK "Failed to add any IP address at the remote" exit 1 else tst_resm TINFO "The number of IP address at the remote host seems to reach the maximum. The number is $ipaddr_pair_num" fi break fi ;; esac # Set SAD/SPD if $DO_IPSEC ; then ipsec_log=`mktemp -p $TMPDIR` output_ipsec_conf src \ $IPSEC_PROTO $IPSEC_MODE $SPI $lhost_addr $rhost_addr \ | setkey -c 2>&1 | tee $ipsec_log if [ $? -ne 0 -o -s $ipsec_log ]; then rm -f $ipsec_log if [ $ipaddr_pair_num -eq 0 ]; then tst_resm TBROK "Failed to add any SAD/SPD" exit 1 else tst_resm TINFO "The number of SAD/SPD seems to reach the maximum at the local host." fi break fi rm -f $ipsec_log $LTP_RSH $RHOST ${LTPROOT}/testcases/bin/output_ipsec_conf dst $IPSEC_PROTO $IPSEC_MODE $SPI $lhost_addr $rhost_addr' | PATH=/sbin:/usr/sbin:$PATH setkey -c' 2>&1 | tee $ipsec_log if [ -s $ipsec_log ]; then rm -f $ipsec_log if [ $ipaddr_pair_num -eq 0 ]; then tst_resm TBROK "Failed to add any SAD/SPD" exit 1 else tst_resm TINFO "The number of SAD/SPD seems to reach the maximum at the remote host." fi break fi rm -f $ipsec_log fi # Check the connectivity case $IP_VER in 4) ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/check_icmpv4_connectivity $rhost_ifname $lhost_addr' ; echo $?'` if [ $ret -ne 0 ]; then tst_resm TBROK "No IPv4 connectivity among ${ipaddr_pair_num}th IP address pair" exit 1 fi ;; 6) ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/check_icmpv6_connectivity $rhost_ifname $lhost_addr' ; echo $?'` if [ $ret -ne 0 ]; then tst_resm TBROK "No IPv6 connectivity among ${ipaddr_pair_num}th IP address pair" exit 1 fi ;; esac if [ $? -ne 0 ]; then tst_resm TFAIL "There is no connectivity." exit 1 fi ipaddr_pair_num=`expr $ipaddr_pair_num + 1` done #----------------------------------------------------------------------- # # Main # # # Start to receiving/replying ICMP echo connection_num=0 while [ $connection_num -lt $ipaddr_pair_num ]; do # IP addresses x=`expr $connection_num \/ 255 % 255` y=`expr $connection_num % 255` case $IP_VER in 4) lhost_addr="10.${x}.${y}.2" ;; 6) hex_x=`printf %x $x` hex_y=`printf %x $y` lhost_addr="fd00:1:${hex_x}:${hex_y}::2" ;; esac # Run a client $LTP_RSH $RHOST "${LTPROOT}/testcases/bin/ns-echoclient -S $lhost_addr -f $IP_VER -s \"$ICMP_SIZE_ARRAY\"" & connection_num=`expr $connection_num + 1` done sleep $NS_DURATION killall_icmp_traffic wait #----------------------------------------------------------------------- # # Clean up # tst_resm TPASS "Test is finished successfully." exit 0