Running rubygems server on localhost.

rubygems_server.rb

#!/usr/bin/env ruby
require 'webrick'

require 'rubygems'
require 'rubygems/gem_runner'
require 'rubygems/exceptions'

REPOSITORY_ROOT = File.expand_path("../", __FILE__)

# Update index
begin
  Gem::GemRunner.new.run ["generate_index", "-d", REPOSITORY_ROOT]
rescue Gem::SystemExitException => e
  exit e.exit_code
end

# Start HTTP server
WEBrick::HTTPServer.new(
  :Port => 3000,
  :BindAddress => '127.0.0.0',
  :DocumentRoot => REPOSITORY_ROOT,
  :MimeTypes => WEBrick::HTTPUtils::DefaultMimeTypes
).tap do |server|
  trap('INT') do
    server.shutdown
  end
  server.start
end