Simple Mongrel HTTP server and custom Mongrel handler example

```ruby # http://mongrel.rubyforge.org/rdoc/index.html # gem install -y mongrel require 'rubygems' require 'mongrel' # Usage: ruby mongrel_http_server.rb host = ARGV[0] || "127.0.0.1" port = ARGV[1] || 80 docroot = ARGV[2] || "html/" # Simple Mongrel handler that prints the current date and time class HandlerExample < Mongrel::HttpHandler def process(request, response) response.start(200) do |head, out| head["Content-Type"] = "text/html" out.write Time.now end end end # Configure Mongrel and handlers config = Mongrel::Configurator.new :host => host, :port => port do listener do uri "/", :handler => Mongrel::DirHandler.new(docroot) uri "/handler_example", :handler => HandlerExample.new, :in_front => true end # CTRL+C to stop server trap("INT") { stop } run end # Start Mongrel puts "Mongrel listening on '#{host}:#{port}', serving documents from '#{docroot}'." config.join ```