poi server(?)をdaemonとして起動する

daemonize.rb

#!/usr/bin/env ruby
require 'bundler/setup'
Bundler.require

# SpponDaemon can accept options :pid_dir, :name.
# Please read ->https://github.com/etaque/spoon_daemon

if ["start", "stop", "restart"].index(ARGV[0])
  SpoonDaemon::Runner.new('./server.rb', ARGV[0])
else
  puts "Usage:daemonize.rb [start|stop|restart]"
end

Gemfile

source "https://rubygems.org"

gem "jruby-poi", github: "kameeoze/jruby-poi", require: "poi"
gem "spoon_daemon"
gem "pry"
gem "bundler", require: ['drb/drb', 'stringio']

server.rb

#!/usr/bin/env ruby
require "bundler/setup"
Bundler.require

class Excel
  def password=(password)
    org.apache.poi.hssf.record.crypto.Biff8EncryptionKey.setCurrentUserPassword(password)
  end

  def workbook(string)
    POI::Workbook.open(StringIO.new(string, 'r'))
  end
end

DRb.start_service("druby://localhost:3999", Excel.new)
puts DRb.uri

loop do
  sleep(5)
end