#! /bin/bash
if [ "$(id -u)" != 0 ]; then
  echo 'Error: Please run as root (sudo etc.)'
  exit -1
fi

INPUT_ARGS=${@//[–—]/-} # replace bizarre minuses with normal one

./trex-cfg $INPUT_ARGS
RESULT=$?
if [ $RESULT -ne 0 ]; then
  exit $RESULT
fi

pci_desc_re='^(\S+) - (.+)$'
source find_python.sh
while read line
do
    if [[ "$line" =~ $pci_desc_re ]]; then
        pci_name="pci$(echo ${BASH_REMATCH[1]} | tr ':' '_' | tr '.' '_')" # make alphanumeric name
        export $pci_name="${BASH_REMATCH[2]}"
    fi
done <<< "$($PYTHON dpdk_setup_ports.py --dump-pci-description)"

cd $(dirname $0)
export LD_LIBRARY_PATH=$PWD

#Add dummy lib in case we don't find it, e.g. there is no OFED installed  
if ldd ./_t-rex-64  | grep "libibverbs.so" | grep -q "not found"; then 
export LD_LIBRARY_PATH=$PWD:$PWD/dumy_libs                           
fi
            
export VALGRIND_LIB=/auto/proj-pcube-b/apps/PL-b/tools/valgrind-dpdk/lib/valgrind

if [ -t 0 ] && [ -t 1 ]; then
    export is_tty=true
    saveterm="$(stty -g)"
else
    export is_tty=false
fi

# if we have a new core run optimized trex 
if  grep -q avx /proc/cpuinfo ; then
    /auto/proj-pcube-b/apps/PL-b/tools/valgrind-dpdk/bin/valgrind ./_t-rex-64 $INPUT_ARGS
    RESULT=$?
    if [ $RESULT -eq 132 ]; then
        echo " WARNING this program is optimized for the new Intel processors.  "
        echo " try the ./t-rex-64-o application that should work for any Intel processor but might be slower. "
        echo " try to run t-rex-64-o .. "
        /auto/proj-pcube-b/apps/PL-b/tools/valgrind-dpdk/bin/valgrind ./_t-rex-64-o $INPUT_ARGS
        RESULT=$?
    fi
else
        /auto/proj-pcube-b/apps/PL-b/tools/valgrind-dpdk/bin/valgrind ./_t-rex-64-o $INPUT_ARGS
        RESULT=$?
fi

if $is_tty; then
    stty $saveterm
fi

if [ $RESULT -ne 0 ]; then
  exit $RESULT
fi