#!/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: # udp4-multi-diffnic01 # # Description: # Verify that the kernel is not crashed with receiving and sending UDP # datagram at differnt NIC 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:-udp4-multi-diffnic01} 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 UDP datagram at the differnt NICs 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 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} #----------------------------------------------------------------------- # # Function: do_cleanup # # Description: # Recover the system configuration # #----------------------------------------------------------------------- do_cleanup() { # Kill the udp traffic server killall_udp_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 link_num=0 while [ $link_num -lt $link_total ]; do # Initialize the interfaces initialize_if lhost ${link_num} initialize_if rhost ${link_num} link_num=`expr $link_num + 1` done } #----------------------------------------------------------------------- # # Setup # # Unset the maximum number of processes ulimit -u unlimited # Output the informaion tst_resm TINFO "- Test duration is $NS_DURATION [sec]" link_total=`echo $LHOST_HWADDRS | wc -w` rhost_link_total=`echo $RHOST_HWADDRS | wc -w` if [ $link_total -ne $rhost_link_total ]; then tst_resm TBROK "The number of element in LHOST_HWADDRS differs from RHOST_HWADDRS" exit 1 fi if [ $link_total -lt 2 ]; then tst_resm TBROK "This test case requires plural NICs." exit 1 fi tst_resm TINFO "- Target number of the connection is $link_total" tst_resm TINFO "- Version of IP is IPv${IP_VER}" 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 # Initialize the system configuration do_cleanup # Call do_cleanup function before exit trap do_cleanup 0 # Loop for NIC configuration link_num=0 lhost_addrs="" while [ $link_num -lt $link_total ]; do # 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 remtoe host" exit $TST_TOTAL fi # Set the IP address to each interface case $IP_VER in 4) network_part="10.0.${link_num}" network_mask=24 lhost_host_part="2" # local host rhost_host_part="1" # remote host set_ipv4addr lhost $link_num $network_part $lhost_host_part if [ $? -ne 0 ]; then tst_resm TBROK "Failed to set IPv4 address at the local host" exit 1 fi set_ipv4addr rhost $link_num $network_part $rhost_host_part if [ $? -ne 0 ]; then tst_resm TBROK "Failed to set IPv4 address at the remote host" exit 1 fi # IPv4 address of the local/remote host lhost_addr="${network_part}.${lhost_host_part}" rhost_addr="${network_part}.${rhost_host_part}" lhost_addrs="${lhost_addrs} ${lhost_addr}" ;; 6) network_part="fd00:1:0:`printf %x ${link_num}`" network_mask=64 lhost_host_part=":2" # local host rhost_host_part=":1" # remote host add_ipv6addr lhost $link_num $network_part $lhost_host_part if [ $? -ne 0 ]; then tst_resm TBROK "Failed to set IPv6 address at the local host" exit 1 fi add_ipv6addr rhost $link_num $network_part $rhost_host_part if [ $? -ne 0 ]; then tst_resm TBROK "Failed to set IPv6 address at the remote host" exit 1 fi lhost_addr="${network_part}:${lhost_host_part}" rhost_addr="${network_part}:${rhost_host_part}" lhost_addrs="${lhost_addrs} ${lhost_addr}" ;; *) tst_resm TBROK "Unknown IP version" ;; esac # Configure SAD/SPD if $DO_IPSEC ; then ipsec_log=`mktemp -p $TMPDIR` # Set SAD/SPD according to the variables 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 tst_resm TBROK "Failed to configure SAD/SPD on the local host." exit 1 fi $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 [ $? -ne 0 -o -s $ipsec_log ]; then rm -f $ipsec_log tst_resm TBROK "Failed to configure SAD/SPD on the remote host." exit 1 fi rm -f $ipsec_log fi # Make sure the connectivity case $IP_VER in 4) ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/check_icmpv4_connectivity $rhost_ifname $lhost_addr' ; echo $?'` if [ $ret -ne 0 ]; then tst_resm TBROK "There is no IPv4 connectivity on Link${link_num}" exit 1 fi ;; 6) ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/check_icmpv6_connectivity $rhost_ifname $lhost_addr' ; echo $?'` if [ $ret -ne 0 ]; then tst_resm TBROK "There is no IPv6 connectivity on Link${link_num}" exit 1 fi ;; esac link_num=`expr $link_num + 1` done #----------------------------------------------------------------------- # # Main # # # Find the available consecutive ports server_port=`find_portbundle udp 1025 1` if [ $? -ne 0 ]; then tst_resm TBROK "No port is available." exit 1 fi # Run a UDP traffic server info_file=`mktemp -p $TMPDIR` ns-udpserver -b -f $IP_VER -p $server_port -o $info_file if [ $? -ne 0 ]; then tst_resm TFAIL "Failed to run a UDP traffic server" exit 1 fi # Collect the information of the server while true ; do if [ -s $info_file ]; then break fi done server_pid=`grep PID: $info_file | cut -f 2 -d ' '` rm -f $info_file # Main loop connection_num=0 while [ $connection_num -lt $link_total ]; do field=`expr $connection_num + 1` lhost_addr=`echo $lhost_addrs | cut -d ' ' -f $field` # Run a client ret=`$LTP_RSH $RHOST ${LTPROOT}/testcases/bin/ns-udpclient -b -f $IP_VER -S $lhost_addr -p $server_port' ; echo $?'` if [ $ret -ne 0 ]; then tst_resm TFAIL "Failed to run client on Link${connection_num}" exit 1 fi connection_num=`expr $connection_num + 1` done # Watch the UDP traffic server start_epoc=`date +%s` while true ; do current_epoc=`date +%s` elapse_epoc=`expr $current_epoc - $start_epoc` if [ $elapse_epoc -ge $NS_DURATION ]; then break else ps auxw | fgrep ns-udpserver | fgrep -l $server_pid >/dev/null 2>&1 if [ $? -ne 0 ]; then tst_resm TFAIL "udp traffic server is dead in $elapse_epoc [sec]" exit 1 fi fi sleep 1 done #----------------------------------------------------------------------- # # Clean up # tst_resm TPASS "Test is finished successfully." exit 0