Sample Rails init startup script on ubuntu

rails.sh

### /etc/default/rails ###

APP_USER=vagrant
RVM_SETTING="1.9.3-p125@rails32"
RAILSDIR=/home/vagrant/rails
# Example: STAGES=("vagrant_staging", "vagrant_production")
STAGES=("vagrant_staging")
# Example APPS=("myapp1" "myapp2")
APPS=("myapp")

thin.sh

#!/bin/bash
#BEGIN INIT INFO
# Provides:          thin
# Required-Start:    $network $remote_fs $syslog 
# Required-Stop:     $network $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Start thin web services at boot time
# Description:       Start thin web services at boot time.
### END INIT INFO

usage() {
    echo "Usage: $0 {start|stop}"
}

### /etc/init.d/thin ###

# Include rails defaults if available
if [ -f /etc/default/rails ]; then
  . /etc/default/rails
fi
ACTION=${!#}

case "$ACTION" in
  'start')
     ;;
  'stop')
     ;;
   *)
     echo $1
     usage
     exit
     ;;
esac

for app in "${APPS[@]}"
do
  for stage in "${STAGES[@]}"
  do
    echo "$ACTION $stage server for $app..."
    su -c "/etc/init.d/thin_server.sh -s $stage -a $app -m $RAILSDIR -r $RVM_SETTING $ACTION" - $APP_USER
  done
done

thin_server.sh

#!/bin/bash

# Script run as rails user. Starts/stops thin server

usage()
{
cat <<EOF
usage: $0 options
Start thin web service for Rails app
OPTIONS:
  -h  Show this message
  -s  rails environment name
  -a  app name
  -r  rvm setting
  -u  user running the app
  -m  rails directory
EOF
}

ACTION=${!#}

case "$ACTION" in
  'start')
     ;;
  'stop')
     ;;
   *)
     echo $1
     usage
     exit
     ;;
esac

while getopts "ha:u:s:r:m:" opt; do
  case $opt in
    h)
      usage
      exit 1
      ;;
    a)
      APP_NAME=$OPTARG
      ;;
    u)
      APP_USER=$OPTARG
      ;;
    r)
      RVM_SETTING=$OPTARG
      ;;
    s)
      STAGE=$OPTARG
      ;;
    m)
      RAILSDIR=$OPTARG
      ;;
    \?)
       usage
       exit 
       ;;
  esac
done

# Load RVM into a shell session *as a function*
if [[ -s "$HOME/.rvm/scripts/rvm" ]] ; then
  source "$HOME/.rvm/scripts/rvm"
fi

cd $RAILSDIR/${APP_NAME}_${STAGE}/current
rvm use $RVM_SETTING
bundle exec thin -C config/thin_cluster.yml $ACTION