oo_basic_daemon.rb

#!/usr/bin/env ruby

require 'rubygems'
require 'basic_daemon'

class MyDaemon < BasicDaemon
  def run
    foo = open("/tmp/out", "w")

    i = 1

    while true do
      foo.puts "loop: #{i}"
      foo.flush
      sleep 2

      i += 1
    end
  end
end

d = MyDaemon.new

if ARGV[0] == 'start'
  d.start
elsif ARGV[0] == 'stop'
  d.stop
  exit!
elsif ARGV[0] == 'restart'
  d.restart
else
  STDERR.puts "wrong! use start, stop, or restart."
  exit!
end

exit