#!/bin/bash
#
# chkconfig: 35 68 38
# description: Starts celeryd
#
# @author Jeremy Orem <oremj@mozilla.com>
# @author Dave Dash <dd@mozilla.com>
 

DJANGO_PROJECT_DIR=/var/www/karmaworld
VIRTUAL_ENV="/var/www/karmaworld/prod"
CELERYD_PID_FILE="/var/run/celery/celeryd-preview.pid"
CELERYD_LOG_FILE="/var/log/celery/celeryd-preview.log"
CELERYD_LOG_LEVEL="INFO"

CELERYD="$DJANGO_PROJECT_DIR/manage.py"
CELERYD_OPTS="-f $CELERYD_LOG_FILE"
PROG_NAME="celeryd"


# I'm running this as apache.  No reason.
user="apache"

CELERYD_OPTS="-f $CELERYD_LOG_FILE -l $CELERYD_LOG_LEVEL"

# Source function library.
. /etc/rc.d/init.d/functions

start() {
    if [ -r $CELERYD_PID_FILE ]; then
        oldpid=`cat $CELERYD_PID_FILE`
        checkpid $oldpid
        if [ "$?" -eq "0" ]; then
            echo "$PROG_NAME: Already running in $oldpid"
            exit 1
        fi
    fi

    echo -n $"Starting $PROG_NAME: "

    sudo -u $user $VIRTUAL_ENV/bin/python $CELERYD $PROG_NAME $CELERYD_OPTS &

    echo $! > $CELERYD_PID_FILE

    RETVAL=$?

    if [ "$RETVAL" -eq "0" ]; then
        echo_success
    else
        echo_failure
    fi

    return $RETVAL

}

stop() {
    echo -n $"Stopping $PROG_NAME: "

    killproc -p $CELERYD_PID_FILE

    RETVAL=$?

    rm -f $CELERYD_PID_FILE

    if [ "$RETVAL" -eq "0" ]; then
        echo_success
    else
        echo_failure
    fi

    return $RETVAL
}

# See how we were called.
case "$1" in
  start)
    start
    ;;
  stop)
    stop
    ;;
  status)
    status -p $CELERYD_PID_FILE
    exit $?
    ;;
  restart)
    stop
    start
    ;;
  *)
    echo $"Usage: celeryd {start|stop|restart}"
    exit 1
esac

echo ""

exit 0