#!/bin/sh

current_path="/srv/rosa_build/current"


getpid() {
    pid=`ps ax |grep "unicorn_rails master -c /srv/rosa_build" \
           |grep -v grep \
           |awk '{print $1}'`;
}


start() {
    export RUBY_HEAP_MIN_SLOTS=1400000
    export RUBY_HEAP_SLOTS_INCREMENT=500000
    export RUBY_HEAP_SLOTS_GROWTH_FACTOR=1
    export RUBY_GC_MALLOC_LIMIT=30000000
    export RUBY_HEAP_FREE_MIN=12500

    cd $current_path && \
    bundle exec unicorn_rails -c $current_path/config/unicorn.rb -E production -D
}


stop() {
    while : ; do
        getpid;
        if [ x"$pid" != x"" ] ; then
            kill $pid;
            sleep 1;
        else
            break;
        fi
    done
}


reload() {
    getpid;
    if [ x"$pid" != x"" ] ; then
        kill -USR2 $pid;
    else
        start;
    fi
}


case "$1" in
  start)
        start
        ;;
  stop)
        stop;
        ;;
  reload)
        reload
        ;;
  *)
        echo $"Usage: $0 {start|stop|reload}"
        exit 2
esac