jcserver.rb

require 'drb/drb'
require 'optparse'
require './board'

def cmdline
  args = {ipaddr: "localhost", port: "1117"}
  OptionParser.new do |parser|
    parser.on('-p [VALUE]', '--port [VALUE]', 'ポート番号指定(デフォルト1117)') do |val|
      args[:port]=val if val!=nil
    end
    parser.parse!(ARGV)
  end 
  args
end

args = cmdline

server = "druby://:#{args[:port]}"

sv = DRb.start_service(server, Board.instance)

while true
  sleep 1
end