#! /bin/bash
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# [ICS VERSION STRING: unknown]


# initialize

# BASE PATH TO MPI EXECUTABLES: To use an alternate location,
# either edit this line or set MPICH_PREFIX in your environment.
# see iba_select_mpi for the set of default MPI selections
# default to MPI used for build
MPICH_PREFIX=

mpirunfile=
vfselectmethod=sid_qlc
vfname=
vfsid=
dsprtg=
qname=
mrailmap=

MPI_CMD_ARGS=

LSB_DJOB_NUMPROC=3

# Usage - display usage syntax and exit

Usage()
{
	echo "Usage: submit.mvapich2.job [-p num_proceses] [-V vf_select_method] [-s vf_sid] [-n vf_name] [-d dsp_rtg] [-q queue_name] [-m <unit:port>[,<unit:port>]] mpi_run_file [mpi_run_file args]"
	echo "  where vf_select_method is one of:"
	echo "    vf_name: Name of virtual fabric - use -n to define vf name"
	echo "    sid    : ServiceId of virtual fabric - use -s option to define service id"
	echo "    sid_qlc: ServiceId of virtual fabric - use -s option to define service id, uses dist_sa (default)"
	echo "  where dsp_rtg is one of: 1-adaptive, 2-static_src, 3-static_dest, 4-static_base"
	echo "  where queue_name is a valid LSF queue name (use bqueues for a list)"
	echo "  where unit:port is the unit/port pair is used to setup a rail"  
	exit 2
}




# process opts and args

while getopts V:s:n:d:p:q:m: param
do
	case $param in
	V)
		export vfselectmethod=$OPTARG;;
	s)
		export vfsid=$OPTARG;;
	n)
		export vfname=$OPTARG;;
	d)
		export dsprtg=$OPTARG;;
	p)
		export LSB_DJOB_NUMPROC=$OPTARG;;
	q)
		export qname=$OPTARG;;
	m)
		export mrailmap=$OPTARG;;
	?)
		Usage
	esac
done
shift $(($OPTIND -1))

mpirunfile=$1

# validate args

if [ "$mpirunfile" = "" ]
then
	echo "Must provide an mpi_run_file"
	Usage
fi

if [ ! -f $mpirunfile ]
then
	echo "mpi_run_file \"$mpirunfile\" does not exist"
	Usage
fi

if [ "$dsprtg" != "" ]
then
	if [ $dsprtg -lt 1 -o $dsprtg -gt 4 ]
	then
		echo dispersive routing value must be between 1 and 4
		Usage
	fi
fi

# get opagetvf_func definition
. /usr/bin/opagetvf_env

case $vfselectmethod in
	vf_name)
		opagetvf_func "-d '$vfname'" MV2_DEFAULT_PKEY MV2_DEFAULT_SERVICE_LEVEL MTU
		if [ $? -ne 0 ]
		then
			echo "Failed to get environment variables for VF with Name \"$vfname\""
			Usage
		fi
		export MPI_CMD_ARGS="MV2_DEFAULT_PKEY=$MV2_DEFAULT_PKEY MV2_DEFAULT_SERVICE_LEVEL=$MV2_DEFAULT_SERVICE_LEVEL MV2_DEFAULT_MTU=IBV_MTU_$MTU PSM_PKEY=$MV2_DEFAULT_PKEY IPATH_SL=$MV2_DEFAULT_SERVICE_LEVEL PSM_MTU=$MTU";;
	sid)
		opagetvf_func "-S '$vfsid'" MV2_DEFAULT_PKEY MV2_DEFAULT_SERVICE_LEVEL MTU
		if [ $? -ne 0 ]
		then
			echo "Failed to get environment variables for VF with SID \"$vfsid\""
			Usage
		fi
		export MPI_CMD_ARGS="MV2_DEFAULT_PKEY=$MV2_DEFAULT_PKEY MV2_DEFAULT_SERVICE_LEVEL=$MV2_DEFAULT_SERVICE_LEVEL MV2_DEFAULT_MTU=IBV_MTU_$MTU PSM_PKEY=$MV2_DEFAULT_PKEY IPATH_SL=$MV2_DEFAULT_SERVICE_LEVEL PSM_MTU=$MTU";;
	sid_qlc)
		export MPI_CMD_ARGS="PSM_PATH_REC=opp PSM_IB_SERVICE_ID=$vfsid";;
	*)
		echo Unknown vfselectmethod $vfselectmethod
		Usage;;
esac

if [ "$dsprtg" != "" ]
then
	case $dsprtg in
		1)
			export routing=adaptive;;
		2)
			export routing=static_src;;
		3)
			export routing=static_dest;;
		4)
			export routing=static_base;;
	esac
	export MPI_CMD_ARGS="$MPI_CMD_ARGS PSM_PATH_SELECTION=$routing"
fi

if [ "$MPICH_PREFIX" = "" ]
then
	. /usr/bin/iba_select_mpi
	if ! valid_mpich_prefix
	then
		find_mpi $prefix/mpi/gcc/mvapich2*qlc
	fi
	if ! valid_mpich_prefix
	then
		find_mpi $prefix/mpi/gcc/mvapich2*
	fi
fi

if [ "$mrailmap" != "" ]
then
	. /usr/bin/opagetvf_env
	
	iba_getpsm_func $mrailmap
	if [ $? -ne 0 ]
	then
		echo "Failed to get environment variable for PSM with value \"$mrailmap\""
		Usage
	else
		export MPI_CMD_ARGS="$MPI_CMD_ARGS PSM_MULTIRAIL=1 PSM_MULTIRAIL_MAP=$mrailmap"
	fi
fi

# submit the job from stdin

echo "#! /bin/sh" > .run.mvapich2
echo "#BSUB -n $LSB_DJOB_NUMPROC" >> .run.mvapich2
echo "#BSUB -o %J.out" >> .run.mvapich2
echo "#BSUB -e %J.err" >> .run.mvapich2
if [ "$qname" != "" ]
then
echo "#BSUB -q $qname" >> .run.mvapich2
fi
echo $MPICH_PREFIX/bin/mpirun_rsh -np $LSB_DJOB_NUMPROC -hostfile \$LSB_DJOB_HOSTFILE $MPI_CMD_ARGS $* >> .run.mvapich2

bsub < .run.mvapich2
rm .run.mvapich2

exit 0