JLigier-local.sh

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#!/bin/zsh
#
# \author mdejong
#
script=${0##*/}

# ------------------------------------------------------------------------------------------
#
#                             Utility script to run JLigier.
#
# ------------------------------------------------------------------------------------------

if [ -z $JPP_DIR ]; then
    echo "Variable JPP_DIR undefined."
    exit
fi

source $JPP_DIR/setenv.sh $JPP_DIR >& /dev/null

set_variable   PORT      5553
set_variable   TIMEOUT   3000
set_variable   DEBUG     ${LIGIER_DEBUG:-1}
set_variable   COMMAND   JLigier
set_variable   WORKDIR   /tmp/

if ( do_usage $* ); then
    print -u2 "$script <option>"
    print -u2 "Possible options: start, stop, continue, restart."
    exit
fi

case $# in
    1) set_variable OPTION $1;;
    *) usage;;
esac


if   [[ $OPTION != "start" && $OPTION != "stop" && $OPTION != "continue" && $OPTION != "restart" ]]; then
    fatal "Invalid option $OPTION."    
fi

if   [[ $OPTION == "stop" || $OPTION == "restart" ]]; then

    PID=`get_pid $COMMAND`
    
    if [[ -n $PID ]]; then 
        notice "Stop $COMMAND on $HOST with PID $PID."
        eval kill -9 $PID
    fi

    OPTION=${OPTION/restart/start}

elif [[ $OPTION == "continue" ]]; then
    
    PID=`get_pid $COMMAND`
    
    if [[ -n $PID ]]; then 
        notice "JLigier is running on $HOST with PID $PID."
    else
        OPTION=start
    fi

fi

if [[ $OPTION = "start" ]]; then

    notice "Start $COMMAND on $HOST."
    nohup $COMMAND -P $PORT -T $TIMEOUT -d $DEBUG --! >& $WORKDIR/ligier.log &

    sleep 5

    PID=`get_pid $COMMAND`
    if [[ -n $PID ]]; then 
        notice "JLigier is running on $HOST with PID $PID."
    else
        error  "JLigier is not running on $HOST."
    fi

fi