src/smpi/smpirun.in

   1 #!/bin/bash
   2 DEFAULT_LOOPBACK_BANDWIDTH="498000000"
   3 DEFAULT_LOOPBACK_LATENCY="0.000004"
   4 DEFAULT_NETWORK_BANDWIDTH="$((26 * 1024 * 1024))"
   5 DEFAULT_NETWORK_LATENCY="0.000005"
   6 DEFAULT_NUMPROCS="4"
   7 DEFAULT_POWER="100"
   8
   9 LOOPBACK_BANDWIDTH="${DEFAULT_LOOPBACK_BANDWIDTH}"
  10 LOOPBACK_LATENCY="${DEFAULT_LOOPBACK_LATENCY}"
  11 NETWORK_BANDWIDTH="${DEFAULT_NETWORK_BANDWIDTH}"
  12 NETWORK_LATENCY="${DEFAULT_NETWORK_LATENCY}"
  13 NUMPROCS="${DEFAULT_NUMPROCS}"
  14 POWER="${DEFAULT_POWER}"
  15
  16 while true; do
  17   case "$1" in
  18    "-np" | "-n")
  19       NUMPROCS="$2"
  20       shift 2
  21     ;;
  22    "-bandwidth")
  23       NETWORK_BANDWIDTH="$2"
  24       shift 2
  25     ;;
  26    "-latency")
  27       NETWORK_LATENCY="$2"
  28       shift 2
  29     ;;
  30    "-platform")
  31         PLATFORM="$2"
  32       if [ ! -f ${PLATFORM} ]; then
  33                 echo "[$0] ** error: the file '${PLATFORM}' does not exist. Aborting."
  34                 exit 1
  35       fi
  36         shift 2
  37     ;;
  38    "-hostfile")
  39         HOSTFILE="$2"
  40       if [ ! -f ${HOSTFILE} ]; then
  41                 echo "[$0] ** error: the file '${HOSTFILE}' does not exist. Aborting."
  42                 exit 1
  43       fi
  44         shift 2
  45     ;;
  46
  47    "-map")
  48         MAPOPT="on"
  49       shift 1
  50    ;;
  51
  52    "-quiet")
  53         QUIET="true"
  54       shift 1
  55    ;;
  56
  57    "-keep-temps")
  58         KEEP="true"
  59       shift 1
  60    ;;
  61
  62    "-help" | "--help" | "-h")
  63       echo "usage:"
  64       echo "$0 [-quiet] [-keep-temps] [-np <numprocs>] -platform <xmldesc> -hostfile <hostfile> [-map] program [program-options]"
  65       echo "or (deprecated usage):"
  66       echo "$0 [-quiet] [-keep-temps] [-np <numprocs>] [-bandwidth <bytes/sec>] [-latency <secs>] program [program-options]"
  67       echo
  68       exit
  69    ;;
  70
  71    "--cfg="*)
  72      SIMOPTS="$SIMOPTS $1"
  73      shift 1
  74    ;;
  75     *)
  76       break
  77     ;;
  78   esac
  79 done
  80
  81 EXEC="$1"
  82 shift
  83
  84 ##-----------------------------------
  85
  86
  87
  88
  89 ##-------------------------------- DEFAULT or SPECIFIED PLATFORM --------------------------------------
  90 if [ -z "${PLATFORM}" ]; then
  91         PLATFORMTMP="$(mktemp tmpXXXXXX)"
  92
  93         cat > ${PLATFORMTMP} <<PLATFORMHEAD
  94 <?xml version='1.0'?>
  95 <!DOCTYPE platform SYSTEM "simgrid.dtd">
  96 <platform version="2">
  97 PLATFORMHEAD
  98
  99 for (( i=${NUMPROCS}; $i ; i=$i-1 )) do
 100   echo "  <host id=\"host$i\" power=\"${POWER}\"/>" >> ${PLATFORMTMP}
 101   echo "  <link id=\"loop$i\" bandwidth=\"${LOOPBACK_BANDWIDTH}\" latency=\"${LOOPBACK_LATENCY}\"/>" >> ${PLATFORMTMP}
 102   echo "  <link id=\"link$i\" bandwidth=\"${NETWORK_BANDWIDTH}\" latency=\"${NETWORK_LATENCY}\"/>" >> ${PLATFORMTMP}
 103 done
 104
 105 for (( i=${NUMPROCS}; $i ; i=$i-1 )) do
 106   for (( j=${NUMPROCS}; $j ; j=$j-1 )) do
 107     if [ $i -eq $j ]; then
 108       echo "  <route src=\"host$i\" dst=\"host$j\"><link:ctn id=\"loop$i\"/></route>" >> ${PLATFORMTMP}
 109     else
 110       echo "  <route src=\"host$i\" dst=\"host$j\"><link:ctn id=\"link$i\"/><link:ctn id=\"link$j\"/></route>" >> ${PLATFORMTMP}
 111     fi
 112   done
 113 done
 114
 115 cat >> ${PLATFORMTMP} <<PLATFORMFOOT
 116 </platform>
 117 PLATFORMFOOT
 118
 119 else
 120         PLATFORMTMP=${PLATFORM}
 121 fi
 122 ##-------------------------------- end DEFAULT or SPECIFIED PLATFORM --------------------------------------
 123
 124 ##-------------------------------- DEFAULT APPLICATION --------------------------------------
 125 APPLICATIONTMP="$(mktemp tmpXXXXXX)"
 126 #APPLICATIONTMP="app.xml"
 127
 128
 129 cat > ${APPLICATIONTMP} <<APPLICATIONHEAD
 130 <?xml version='1.0'?>
 131 <!DOCTYPE platform SYSTEM "simgrid.dtd">
 132 <platform version="2">
 133 APPLICATIONHEAD
 134
 135 ##---- cache hostnames of hostfile---------------
 136 if [ -n "${HOSTFILE}" ] && [ -f ${HOSTFILE} ]; then
 137         hostnames=(`cat ${HOSTFILE} | tr \\\n " "`)
 138       NUMHOSTS=`cat ${HOSTFILE} | wc -l`
 139 fi
 140
 141 ##----------------------------------------------------------
 142 ##  generate application.xml with hostnames from hostfile:
 143 ##  the name of host_i (1<=i<=p, where -np p) is the line i
 144 ##  in hostfile (where -hostfile hostfile), or "host$i" if
 145 ##  hostfile has less than i lines.
 146 ##----------------------------------------------------------
 147
 148 ##---- generate <process> tags------------------------------
 149
 150 for i in `seq 0 $((${NUMPROCS}-1))`
 151 do
 152   if [ -n "${HOSTFILE}" ]; then
 153         j=$(( $i % ${NUMHOSTS} ))
 154   fi
 155   ##---- optional display of ranks to process mapping
 156   if [ -n ${MAPOPT} ]; then
 157         echo "[rank $i] -> ${hostnames[$j]}"
 158   fi
 159
 160   if [ -z "${hostnames[$j]}" ]; then
 161         host="host"$(($j+1))
 162   else
 163         host="${hostnames[$j]}"
 164   fi
 165   echo "  <process host=\"${host}\" function=\"smpi_simulated_main\">" >> ${APPLICATIONTMP}
 166   echo "    <argument value=\"$i\"/> <!-- rank -->" >> ${APPLICATIONTMP}
 167   for ARG in $*; do
 168     echo "    <argument value=\"${ARG}\"/>" >> ${APPLICATIONTMP}
 169   done
 170   echo "  </process>" >> ${APPLICATIONTMP}
 171 done
 172
 173 cat >> ${APPLICATIONTMP} <<APPLICATIONFOOT
 174 </platform>
 175 APPLICATIONFOOT
 176 ##-------------------------------- end DEFAULT APPLICATION --------------------------------------
 177
 178 if [ -z "${QUIET}" ] ; then
 179   echo ${EXEC} ${SIMOPTS} ${PLATFORMTMP} ${APPLICATIONTMP}
 180 fi
 181 ${EXEC} ${SIMOPTS} ${PLATFORMTMP} ${APPLICATIONTMP}
 182
 183 if [ "x$?" == "x0" ] && [ -n ${KEEP} ] ; then
 184   if [ -z "${QUIET}" ] ; then
 185     echo "[$0] cleaning up temp files"
 186   fi
 187    if [ -z "${PLATFORM}" ]; then
 188         rm ${PLATFORMTMP}
 189    fi
 190    rm ${APPLICATIONTMP}
 191 fi