#!/bin/zsh
###### Run with: source RunHerwigJobSafe.sh PowhegZmumu 100000 >&! launched.`date +%s`.100000 &
############################
############################ redefine arg.s 
inputConf=$1
nEvs=$2
echo "******************************************** Running Herwig++ with configuration " $inputConf "on" `hostname` "********************* N. of events requested = " $nEvs
############################
############################
##setupAthena
#
####################################################
export AtlasBase=/cvmfs/atlas.cern.ch/repo/sw/software/17.2.3
export AtlasSetup=$AtlasBase/AtlasSetup
#
alias asetup='source $HOME/utl/localAsetup.sh'
####################################################
asetup 17.2.3.7,AtlasProduction --testarea=/afs/le.infn.it/user/s/spagnolo/atlas/Physics/Generators/Herwig++/viaAthena
###########export CMTCONFIG=i686-slc5-gcc43-opt
ls -al $AtlasBase 
echo "*************************************************"
echo CMTPATH=$CMTPATH 
echo PATH=$PATH 
echo LD_LIBRARY_PATH=$LD_LIBRARY_PATH 
echo PYTHONPATH=$PYTHONPATH 
##cmt co -r Herwigpp_i-00-05-07 Generators/Herwig++
export MCGeneratorsPath=$AtlasBase/sw/lcg/external/MCGenerators_hepmc2.06.05/
export HerwigPath=$MCGeneratorsPath/herwig++/2.5.2/$CMTCONFIG
ls -al $HerwigPath
export  RivetPath=$MCGeneratorsPath/rivet/1.8.0.a/$CMTCONFIG
ls -al $RivetPath
alias Herwig=$HerwigPath/bin/Herwig++
which Herwig
source $RivetPath/rivetenv.sh
export RIVET_ANALYSIS_PATH=/afs/le.infn.it/user/s/spagnolo/atlas/Physics/Generators/Herwig++/rivetAtlasProd_17.2.3.7/$CMTCONFIG
echo "*************************************************"
echo "********** rivet    is `which rivet`  ***************"
echo "********** herwig++ is `which Herwig` ***************"
echo "************************************************* Herwig input will be  " $inputConf.in 
echo "************************************************* Herwig will run on    " $nEvs "events" 
echo "++++++++++++++++++++++++++++"
echo "++++++++++++++++++++++++++++ DUMP input to avoid confusion ........ "
echo "++++++++++++++++++++++++++++"
echo "++++++++++++++++++++++++++++"
cat $inputConf.in
echo "++++++++++++++++++++++++++++"
echo "++++++++++++++++++++++++++++ DUMP of input DONE  .................. "
echo "++++++++++++++++++++++++++++"
echo "++++++++++++++++++++++++++++"
echo "************************************************* Herwig start parsing input  "
Herwig read $inputConf.in
mv -f Atlas.run $inputConf.run
echo "************************************************* Herwig input parsed at `date` = `date +%s`"
myAfsDir=$PWD
fifoDir=/data/stefania/$inputConf.WorkDir.`date +%s`
mkdir $fifoDir
ln -sf $fifoDir ./$inputConf.WorkDir.`date +%s`.`hostname`
echo "********** created running directory: " $fifoDir 
cp $inputConf.run $fifoDir/
cd $fifoDir
echo "********** Now working in " $PWD 
fifoName=Atlas.hepmc 
echo "********** Will use fifo named " $fifoName 
mkfifo $fifoName
ls -al $fifoName
echo "************************************************* Launching Herwig at `date` "
nohup $HerwigPath/bin/Herwig++ run $inputConf.run -N$nEvs -d1 >&! $inputConf.HerwigLog & 
echo "************************************************* Check if MC_ZB exists in the Rivet Analysis Library"
rivet --list-analyses 
echo "************************************************* Launching Rivet on Herwig hepmc fifo at `date` "
nohup `which rivet` -a MC_ZB $fifoName >&! $inputConf.RivetLog & 
echo "*************************************************  "
echo "*************************************************  "
echo "All done ... jobs running ... "
echo "Herwig log can be viewed with tail -f $PWD/$inputConf.HerwigLog" on `hostname`
echo "Rivet  log can be viewed with tail -f $PWD/$inputConf.RivetLog" on `hostname`
echo "Full output will be available in      $PWD" on `hostname`  
echo "*************************************************  "
echo "*************************************************  "