#!/bin/sh
# set -x
# 
#  Cancel job running in boinc.
# 

control_path () {
    # job_id=`echo "$2" | sed 's/\(.\{9\}\)/\1\//g' | sed 's/\/$//'`
    job_id=`echo "$2" | sed -e 's#\(.\{3\}\)#\1/#3' -e 's#\(.\{3\}\)#\1/#2' -e 's#\(.\{3\}\)#\1/#1' -e 's#$#/#'`
    path="$1/jobs/${job_id}/$3"
    echo "$path"
}

echo "----- starting cancel_boinc_job -----" 1>&2
trap 'echo "----- exiting cancel_boinc_job -----" 1>&2; echo "" 1>&2' EXIT

joboption_lrms="boinc"
lrms_options="boinc_app_id boinc_db_host boinc_db_port boinc_db_user boinc_db_pass boinc_db_name boinc_project_dir"

# ARC1 passes first the config file.
if [ "$1" = "--config" ]; then shift; ARC_CONFIG=$1; shift; fi
GRAMI_FILE=$1

# define paths and config parser
basedir=`dirname $0`
basedir=`cd $basedir > /dev/null && pwd` || exit $?
. "${basedir}/lrms_common.sh"

# load common cancel functions
. "${pkgdatadir}/cancel_common.sh" || exit $?

# run common init
#  * parse grami
#  * parse config
#  * load LRMS-specific env
common_init

if [ -z "$joboption_controldir" ] ; then
  joboption_controldir=`dirname "$GRAMI_FILE"`
  joboption_controldir=`dirname "$joboption_controldir"`
  joboption_controldir=`dirname "$joboption_controldir"`
  joboption_controldir=`dirname "$joboption_controldir"`
  joboption_controldir=`dirname "$joboption_controldir"`
  if [ "$joboption_controldir" = '.' ] ; then
    joboption_controldir="$PWD"
  fi
fi

if [ -z "$joboption_gridid" ] ; then
  joboption_gridid=`echo "$GRAMI_FILE" | sed 's/.*\([^\/]*\)\/\([^\/]*\)\/\([^\/]*\)\/\([^\/]*\)\/grami$/\1\2\3\4/'`
fi

job_control_dir="$joboption_controldir"

echo "Deleting job $joboption_gridid, local id $joboption_jobid" 1>&2

localfile=$(control_path "$job_control_dir" "${joboption_gridid}" "local")
if [ ! -r "$localfile" ]; then
  echo "Local description of job ${joboption_gridid} not found at '$localfile'. Job was not killed, if running at all." 1>&2
  exit 1
fi

if [ -z "$joboption_jobid" ] ; then
  joboption_jobid=`cat "$localfile" | grep '^localid=' | sed 's/^localid=//'`
fi

job_control_subdir=
if [ -r "$job_control_dir/accepting/${joboption_gridid}.status" ]; then
  job_control_subdir="$job_control_dir/accepting"
elif [ -r "$job_control_dir/processing/${joboption_gridid}.status" ]; then
  job_control_subdir="$job_control_dir/processing"
elif [ -r "$job_control_dir/finished/${joboption_gridid}.status" ]; then
  job_control_subdir="$job_control_dir/finished"
else
  echo "Status file of job ${joboption_gridid} not found in '$job_control_dir'. Job was not killed, if running at all." 1>&2
  exit 1
fi

if [ -z "$CONFIG_boinc_project_dir" ]; then
  echo "No project directory configured, cannot cancel" 1>&2
  exit 1
elif [ ! -d "$CONFIG_boinc_project_dir" ]; then
  echo "Project dir ${CONFIG_boinc_project_dir} does not exist, cannot cancel" 1>&2
  exit 1
elif [ ! -x "${CONFIG_boinc_project_dir}/bin/cancel_jobs" ]; then
  echo "Project dir ${CONFIG_boinc_project_dir} does appear to be a BOINC project, cannot cancel" 1>&2
  exit 1
fi

case X`cat "$job_control_subdir/${joboption_gridid}.status"` in
    XINLRMS | XCANCELING)
        if [ -z "$joboption_jobid" ] ; then
            echo "Can't find local id of job" 1>&2
            exit 1
        fi
        cd $CONFIG_boinc_project_dir; bin/cancel_jobs --name $joboption_gridid
        ;;

    XFINISHED | XDELETED)
        echo "Job already died, won't do anything" 1>&2
        ;;
    *)
        echo "Job is at unkillable state" 1>&2
        ;;
esac

exit 0

