Use HTTParty gem for making HTTP requests over unix domain sockets.

gistfile1.rb

###########################################################
#  net/socket_http.rb
###########################################################

module Net
  #  Overrides the connect method to simply connect to a unix domain socket.
  class SocketHttp < HTTP
    attr_reader :socket_path
    
    #  URI should be a relative URI giving the path on the HTTP server.
    #  socket_path is the filesystem path to the socket the server is listening to.
    def initialize(uri, socket_path)
      @socket_path = socket_path
      super(uri)
    end
    
    #  Create the socket object.
    def connect
      @socket = Net::BufferedIO.new UNIXSocket.new socket_path
      on_connect
    end
    
    #  Override to prevent errors concatenating relative URI objects.
    def addr_port
      File.basename(socket_path)
    end
  end
end


###########################################################
#  sock_party.rb, a ConnectionAdapter class
###########################################################
require "net/http"
require "socket"

class SockParty < HTTParty::ConnectionAdapter
  #  Override the base class connection method.
  #  Only difference is that we'll create a Net::SocketHttp rather than a Net::HTTP.
  #  Relies on :socket_path in the
  def connection
    http = Net::SocketHttp.new(uri, options[:socket_path])

    if options[:timeout] && (options[:timeout].is_a?(Integer) || options[:timeout].is_a?(Float))
      http.open_timeout = options[:timeout]
      http.read_timeout = options[:timeout]
    end

    if options[:debug_output]
      http.set_debug_output(options[:debug_output])
    end

    if options[:ciphers]
      http.ciphers = options[:ciphers]
    end

    return http
  end
end


###########################################################
#  class MockSockParty, a really *nix-y HTTParty
###########################################################
class MockSockParty
  include HTTParty
  self.default_options = {connection_adapter: SockParty, socket_path: '/tmp/thin.sock'}
  
  def party_hard
    self.class.get('/client').body
  end
end

###########################################################
#  sock_party_spec.rb
###########################################################

require 'spec_helper'

describe SockParty do
  it "should party until its socks fall off." do
    puts MockSockParty.new.party_hard
  end
end

@tylergannon, this is really useful! Would you mind telling me under what kind of licensing scheme (if any) you have made this code available? (i.e. public domain, MIT, GPL, etc.)? Thanks a lot!