#!/bin/bash

#
# Usage: deploy.sh [/path/to/deploy/directory]
#
# The default deploy directory is
#    
#    /pbs/throng/lsst/software/arc6-client
#

#
# Init
#
thisScript=$(basename $0)
defaultDeployDir='/pbs/throng/lsst/software/arc6-client'

#
# Usage
#
function usage() {
    local name=$1
    echo -e "Usage: ${name} [-h] [-d <deploy dir>]\n"
    echo -e "  e.g. ${name} -d ${defaultDeployDir}"
}

#
# Parse command line arguments
#
deployDir=${defaultDeployDir}
OPTIND=1
while getopts "hd:" option; do
    case "${option}" in
        h|\?)
            usage ${thisScript}
            exit 0
            ;;
        d)
            deployDir=$OPTARG
            ;;
    esac
done
shift $((OPTIND-1))

#
# Ensure there are no extra arguments
#
if [[ $# -gt 0 ]]; then
    echo "${thisScript}: unexpected argument $1"
    usage ${thisScript}
    exit 1
fi

#
# Check deploy directory exists
#
if [[ ! -d ${deployDir} ]]; then
    echo "${thisScript}: could not find deploy directory ${deployDir}"
    exit 1
fi

#
# Pack and copy the relevant files to the deploy directory
#
tempFile=$(mktemp)
trap "rm -f ${tempFile}" EXIT

chmod g+rx,o+rx *.sh
tar -cf ${tempFile} \
    ./README.md \
    ./run-arc.sh \
    ./setup.sh \
    ./nordugrid-arc6-client.sif \
    ./examples
tar --dir ${deployDir} -xf ${tempFile}

#
# Create a symlink for each ARC client command
# See https://www.nordugrid.org/arc/arc6/users/client_tools.html
#
declare -a arcCommands=(
    "arcproxy"
    "arcrenew"
    "arcsub"
    "arcstat"
    "arccat"
    "arckill"
    "arcclean"
    "arcresub"
    "arcresume"
    "arcget"
    "arctest"
    "arcls"
    "arccp"
    "arcmkdir"
    "arcrename"
    "arcrm"
    "arcinfo"
    "arcsync"
)
cd ${deployDir}
for cmd in "${arcCommands[@]}"; do
    ln -sf run-arc.sh ${cmd}
done

#
# Modify setup.sh to adapt it to the deployment directory
#
deployDir=$(readlink -f ${deployDir})
sed --in-place -e "s|XXX_DEPLOY_DIR_XXX|${deployDir}|g" ${deployDir}/setup.sh