View source for Tcp staticroute 20051208.sh

  #!/bin/sh
  ########################################################################
  # tcp_throughput.sh
  ########################################################################
  #
  # This file is executed on each test node. It is not intended for
  # direct execution. See run_test.sh instead.
  #
  # Note: 
  #   In order to execute all necessary commands on test nodes, add
  #   the following line to your sudoers (visudo):
  # brn       ALL = (root) NOPASSWD: /sbin/route, /sbin/ifconfig, /usr/sbin/iptables
  ########################################################################
  
  DEBUG=""
  BRNSRC=""
  BRNDST=""
  TSTSRC=""
  TSTDST=""
  NODES=""
  NODEDB=""
  
  CLICK_SCRIPT=brn_master.click
  CLICKPATH=/mnt/kurth
  SCRIPTNAME="${0}"
  TEST_ABORT=80
  CLICK_PROC=/tmp/click
  CHANNEL=15
  
  #-----------------------------------------------------------------------
  
  usage()
  {
    echo
    echo "Usage: ${SCRIPTNAME} <options> <additional nodes>"
    echo "  options are..."
    echo "     -a brn-src        IP of the input node into the BRN."
    echo "     -b brn-dst        IP of the ouput node out of the BRN."
    echo "     -c tst-src        IP of the test source generating the traffic."
    echo "     -d tst-dst        IP of the test destination processing the traffic."
    echo "     --nodedb file     The nodedb file to use."
    echo "     --clickpath  path Path to the click bin dir."
    echo "     --clickscript scr The click script to execute."
    echo "     --debug           Turn on debug (optional)"
    echo "     add. nodes        Nodes over which the traffic is relayed."
    echo ""
    echo "    note: all used nodes must be listed in the nodedb file."
    exit 1
  }
  
  #-----------------------------------------------------------------------
  
  error()
  {
    echo "ERROR: $1"
    usage
    exit 1
  }
  
  #-----------------------------------------------------------------------
  
  warning()
  {
    echo "WARN:  $1"
  }
  
  #-----------------------------------------------------------------------
  
  debug()
  {
    if test ! -z "$DEBUG"
    then
      echo "DEBUG: $1"
    fi
  }
  
  #-----------------------------------------------------------------------
  
  nodedb_getath()
  {
    RETV=`grep -e "$1" ${NODEDB} | awk '{print $5}' | egrep -e '([0-9A-Fa-f]{2}:){5}[0-9a-fA-F]'`
    debug "Node $1 has ath0 mac $RETV"
    
    if test -z ${RETV} 
    then
      error "Could not grep ath0 address of node $1 from node-db."
    fi
    
    echo ${RETV}
  }
  
  #-----------------------------------------------------------------------
  
  nodedb_getmac()
  {
    RETV=`grep -e "$1" ${NODEDB} | awk '{print $4}' | egrep -e '([0-9A-Fa-f]{2}:){5}[0-9a-fA-F]'`
    debug "Node $1 has mac $RETV"
    
    if test -z ${RETV} 
    then
      error "Could not grep ether address of node $1 from node-db."
    fi
    
    echo ${RETV}
  }
  
  #-----------------------------------------------------------------------
  
  run_node0()
  {
    # Please set the -r option for the syslogd, so that it will accept
    # remote logging messges (SYSLOGD_PARAMS="-r" in /etc/sysconfig/syslog
    # or corresponding entry in /etc/syslog-ng/syslog-ng.conf)
  
    sleep 12
    debug "iperf -c ${BRNSRC} -p 4711 -t 5 -f k &"
    iperf -c ${BRNSRC} -p 4711 -t 5 -f k &
  
    sleep 15
    debug "kill %1"
    kill %1
  
    debug "iperf -c ${BRNSRC} -p 4711 -t 30 -f k &"
    sh -c "iperf -c ${BRNSRC} -p 4711 -t 30 -f k; killall sleep" &
  
    sleep ${TEST_ABORT}
    debug "killall -q -SIGKILL iperf"
    killall -q -SIGKILL iperf
  }
  
  #-----------------------------------------------------------------------
  
  run_node1()
  {
    debug "Executing iperf -s -p 4711 -f k &"
    iperf -s -p 4711 -f k &
        
    sleep ${TEST_ABORT}
    debug "Executing killall -q -SIGKILL iperf"
    killall -q -SIGKILL iperf
  }
  
  #-----------------------------------------------------------------------
  
  shutdown_click()
  {
    IFCONFIG=ifconfig
    UMOUNT=umount
    RMMOD=rmmod
  
    debug "Executing killall -q logserver"
    killall -q -SIGKILL logserver
  
    debug "Executing killall -q -SIGKILL click"
    killall -q -SIGKILL click
  
    debug "${IFCONFIG} ath0 down 2>&1 > /dev/null"
    ${IFCONFIG} ath0 down 2>&1 > /dev/null
  
    debug "${UMOUNT}  ${CLICK_PROC} 2>&1 > /dev/null"
    ${UMOUNT}  ${CLICK_PROC} 2>&1 > /dev/null
  
    debug "${RMMOD} click.ko"
    ${RMMOD} click.ko
  
    debug "${RMMOD} proclikefs.ko"
    ${RMMOD} proclikefs.ko
  
    debug "${RMMOD} ath_pci.ko"
    ${RMMOD} ath_pci.ko
  
    debug "${RMMOD} ath_hal.ko"
    ${RMMOD} ath_hal.ko
  
  #debug "killall -q syslogd"
  #killall -q syslogd
  #killall -SIGKILL -q syslogd
  
  #debug "syslogd -C 16 < /dev/null > /dev/null 2>&1"
  #syslogd -C 16 < /dev/null > /dev/null 2>&1
  }
  
  #-----------------------------------------------------------------------
  
  setup_click()
  {
    IFCONFIG=ifconfig
    MOUNT=mount
    INSMOD=insmod
    IWCONFIG=/usr/sbin/iwconfig
  
  #debug "killall -q syslogd"
  #killall -q syslogd
  
  #debug "syslogd -R ${TSTSRC} -L -C 16"
  #syslogd -R ${TSTSRC} -L -C 16 
  
    #export CLICKPATH
    debug "${INSMOD} ./ath_hal.ko"
    ${INSMOD} ./ath_hal.ko
  
    debug "${INSMOD} ./ath_pci.ko"
    ${INSMOD} ./ath_pci.ko countrycode=392
  
    debug "${INSMOD} ./proclikefs.ko"
    ${INSMOD} ./proclikefs.ko
  
    debug "${INSMOD} ./click.ko"
    ${INSMOD} ./click.ko
  
    debug "mkdir -p ${CLICK_PROC}"
    mkdir -p ${CLICK_PROC} 
  
    debug "${MOUNT} -t click none ${CLICK_PROC}"
    ${MOUNT} -t click none ${CLICK_PROC}
  
    debug "${IFCONFIG} ath0 up"
    ${IFCONFIG} ath0 up
  
    debug "iwconfig ath0 channel ${CHANNEL}"
    ${IWCONFIG} ath0 channel ${CHANNEL}
  
    debug "Executing ./logserver 7777 &"
    ./logserver 7777 &
  }
  
  #-----------------------------------------------------------------------
  
  run_node2()
  {
    BRNDSTMAC=`nodedb_getmac ${BRNDST}`
    BRNSRCMAC=`nodedb_getmac ${BRNSRC}`
    TSTDSTMAC=`nodedb_getmac ${TSTDST}`
    TSTSRCMAC=`nodedb_getmac ${TSTSRC}`
  
  # Prepare first rewriter
    debug "echo \"${BRNDSTMAC}\" > ${CLICK_PROC}/rewriter1/ether_dst"
    echo "${BRNDSTMAC}" > ${CLICK_PROC}/rewriter1/ether_dst
    debug "echo \"${BRNSRCMAC}\" > ${CLICK_PROC}/rewriter1/ether_src"
    echo "${BRNSRCMAC}" > ${CLICK_PROC}/rewriter1/ether_src
    debug "echo \"${TSTDST}\"    > ${CLICK_PROC}/rewriter1/ip_dst"
    echo "${TSTDST}"    > ${CLICK_PROC}/rewriter1/ip_dst
    debug "echo \"${BRNDST}\"    > ${CLICK_PROC}/rewriter1/ip_src"
    echo "${BRNDST}"    > ${CLICK_PROC}/rewriter1/ip_src
    debug "echo \"true\"         > ${CLICK_PROC}/rewriter1/active"
    echo "true"         > ${CLICK_PROC}/rewriter1/active
    
  
    # Set up second rewriter  
    debug "echo \"${TSTSRCMAC}\" > ${CLICK_PROC}/rewriter2/ether_dst"
    echo "${TSTSRCMAC}" > ${CLICK_PROC}/rewriter2/ether_dst
    debug "echo \"${BRNSRCMAC}\" > ${CLICK_PROC}/rewriter2/ether_src"
    echo "${BRNSRCMAC}" > ${CLICK_PROC}/rewriter2/ether_src
    debug "echo \"${TSTSRC}\"    > ${CLICK_PROC}/rewriter2/ip_dst"
    echo "${TSTSRC}"    > ${CLICK_PROC}/rewriter2/ip_dst
    debug "echo \"${BRNSRC}\"    > ${CLICK_PROC}/rewriter2/ip_src"
    echo "${BRNSRC}"    > ${CLICK_PROC}/rewriter2/ip_src
    debug "echo \"true\"         > ${CLICK_PROC}/rewriter2/active"
    echo "true"         > ${CLICK_PROC}/rewriter2/active
  
    ROUTESTART="`nodedb_getmac ${BRNDST}` `nodedb_getath ${BRNDST}`"
    ROUTEEND="`nodedb_getath ${BRNSRC}` `nodedb_getmac ${BRNSRC}`"
    ROUTEINT=""
    for node in ${NODES}
    do 
      route_host=${node}
      index=`expr index "${node}" "@"`
      if test 0 != ${index}
      then
        route_host=`echo "${node}" | awk -F@ '{print $2}'`
      fi
      ROUTEINT="${ROUTEINT} `nodedb_getath ${route_host}`"
    done
    ROUTE="${ROUTESTART} ${ROUTEINT} ${ROUTEEND}"
    echo "Node2 route = $ROUTE"
    echo ${ROUTE} > ${CLICK_PROC}/dsr/querier/fixed_route
  
  #echo "00:0F:B5:3F:49:EE 00:0F:B5:3F:58:49 00:0F:B5:3F:21:81 00:0F:B5:3F:21:60 00:0F:B5:3F:20:D6 00:0F:B5:3F:21:3C 00:0F:B5:3F:1E:EA 00:0F:B5:3F:1B:BF 00:0F:B5:3F:3E:D8" > ${CLICK_PROC}/dsr/querier/fixed_route
  }
  
  #-----------------------------------------------------------------------
  
  run_node3()
  {
    BRNDSTMAC=`nodedb_getmac ${BRNDST}`
    BRNSRCMAC=`nodedb_getmac ${BRNSRC}`
    TSTDSTMAC=`nodedb_getmac ${TSTDST}`
    TSTSRCMAC=`nodedb_getmac ${TSTSRC}`
  
  # Prepare first rewriter
    debug "Executing echo \"${BRNSRCMAC}\" > ${CLICK_PROC}/rewriter1/ether_dst"
    echo "${BRNSRCMAC}" > ${CLICK_PROC}/rewriter1/ether_dst
    debug "Executing echo \"${BRNDSTMAC}\" > ${CLICK_PROC}/rewriter1/ether_src"
    echo "${BRNDSTMAC}" > ${CLICK_PROC}/rewriter1/ether_src
    debug "Executing echo \"${TSTSRC}\"    > ${CLICK_PROC}/rewriter1/ip_dst"
    echo "${TSTSRC}"    > ${CLICK_PROC}/rewriter1/ip_dst
    debug "Executing echo \"${BRNSRC}\"    > ${CLICK_PROC}/rewriter1/ip_src"
    echo "${BRNSRC}"    > ${CLICK_PROC}/rewriter1/ip_src
    debug "Executing echo \"true\"         > ${CLICK_PROC}/rewriter1/active"
    echo "true"         > ${CLICK_PROC}/rewriter1/active
    
  
    # Set up second rewriter  
    debug "Executing echo \"${TSTDSTMAC}\" > ${CLICK_PROC}/rewriter2/ether_dst"
    echo "${TSTDSTMAC}" > ${CLICK_PROC}/rewriter2/ether_dst
    debug "Executing echo \"${BRNDSTMAC}\" > ${CLICK_PROC}/rewriter2/ether_src"
    echo "${BRNDSTMAC}" > ${CLICK_PROC}/rewriter2/ether_src
    debug "Executing echo \"${TSTDST}\"    > ${CLICK_PROC}/rewriter2/ip_dst"
    echo "${TSTDST}"    > ${CLICK_PROC}/rewriter2/ip_dst
    debug "Executing echo \"${BRNDST}\"    > ${CLICK_PROC}/rewriter2/ip_src"
    echo "${BRNDST}"    > ${CLICK_PROC}/rewriter2/ip_src
    debug "Executing echo \"true\"         > ${CLICK_PROC}/rewriter2/active"
    echo "true"         > ${CLICK_PROC}/rewriter2/active
  
    ROUTESTART="`nodedb_getmac ${BRNSRC}` `nodedb_getath ${BRNSRC}`"
    ROUTEEND="`nodedb_getath ${BRNDST}` `nodedb_getmac ${BRNDST}`"
    ROUTEINT=""
    for node in ${NODES}
    do 
      route_host=${node}
      index=`expr index "${node}" "@"`
      if test 0 != ${index}
      then
        route_host=`echo "${node}" | awk -F@ '{print $2}'`
      fi
      ROUTEINT="${ROUTEINT} `nodedb_getath ${route_host}`"
    done
    ROUTE="${ROUTESTART} ${ROUTEINT} ${ROUTEEND}"
    echo "Node3 route = $ROUTE"
    echo ${ROUTE} > ${CLICK_PROC}/dsr/querier/fixed_route
  
  #echo "00:0F:B5:3F:3E:D8 00:0F:B5:3F:1B:BF 00:0F:B5:3F:1E:EA 00:0F:B5:3F:21:3C 00:0F:B5:3F:20:D6 00:0F:B5:3F:21:60 00:0F:B5:3F:21:81 00:0F:B5:3F:58:49 00:0F:B5:3F:49:EE" > ${CLICK_PROC}/dsr/querier/fixed_route
  }
  
  #-----------------------------------------------------------------------
  
  # Runs the given click script using the click kernel module
  # For the userland version, see former versions of this file.
  run_others()
  {
    if test ! -x ${CLICKPATH}/click-align
    then
      error "Could not find click-align (expected ${CLICKPATH}/click-align)."
    fi 
    if test ! -r ${CLICK_SCRIPT}
    then
      error "Could not find click script (expected ${CLICK_SCRIPT})."
    fi 
      
    # Clear all click
    shutdown_click
  
    # Insert modules
    setup_click
    
    # Execute the click script
    debug "${CLICKPATH}/click-align ${CLICK_SCRIPT} > ${CLICK_PROC}/config"
    ${CLICKPATH}/click-align ${CLICK_SCRIPT} > ${CLICK_PROC}/config
    
    sleep 8
    case "${NODE}" in
      "2")
        run_node2
        ;;
      "3")
        run_node3
        ;;
    esac
  
    sleep ${TEST_ABORT}
    cat ${CLICK_PROC}/errors
    cat ${CLICK_PROC}/messages
    echo "" > ${CLICK_PROC}/config
  
    # Clear all click
    shutdown_click
  }
  
  #-----------------------------------------------------------------------
  
  run_test()
  {
    case "${NODE}" in
      "0")
        run_node0
        ;;
      "1")
        run_node1
        ;;
      *)
        run_others
        ;;
    esac
  }
  
  #-----------------------------------------------------------------------
  # main()
  #-----------------------------------------------------------------------
  
  # Parse parameters
  while [ $# -gt 0 ]; do    # Until you run out of parameters . . .
    case "$1" in
      -a|--brn-src)
        BRNSRC="$2"
        shift
        ;;
      -b|--brn-dst)
        BRNDST="$2"
        shift
        ;;
      -c|--tst-src)
        TSTSRC="$2"
        shift
        ;;
      -d|--tst-dst)
        TSTDST="$2"
        shift
        ;;
      --clickpath)
        CLICKPATH=$2
        shift
        ;;
      --clickscript)
        CLICK_SCRIPT=$2
        shift
        ;;
      --nodedb)
        NODEDB=$2
        shift
        ;;
      --debug)
        DEBUG="--debug"
        ;;
      -h|--help)
        usage
        exit 1
        ;;
      *)
        NODES="$*"
        break
        ;;
    esac
    shift       # Check next set of parameters.
  done
  
  debug "Param BRNSRC=${BRNSRC}"
  debug "Param BRNDST=${BRNDST}"
  debug "Param TSTSRC=${TSTSRC}"
  debug "Param TSTDST=${TSTDST}"
  debug "Param NODEDB=${NODEDB}"
  debug "Param DEBUG=${DEBUG}"
  debug "Param NODES=${NODES}"
  debug "Param CLICKPATH=${CLICKPATH}"
  debug "Param HOST=${HOST}"
  debug "Param NODE=${NODE}"
  debug "Param CLICK_SCRIPT=${CLICK_SCRIPT}"
  debug "Param PWD=`pwd`"
  
  # Check parameters
  if test -z ${BRNSRC}
  then
    error "Parameter brn-src not specified."
  fi
  if test -z ${BRNDST}
  then
    error "Parameter brn-dst not specified."
  fi
  if test -z ${TSTDST}
  then
    error "Parameter tst-src not specified."
  fi
  if test -z ${TSTDST}
  then
    error "Parameter tst-dst not specified."
  fi
  if test ! -r ${NODEDB}
  then
    error "Node-DB not found (--nodedb=...)."
  fi
  
  # Run the test
  run_test
  
  exit 0