added a fake tunnel tcp server

fake_tunnel_connector/fake_tunnel_connector.rb

@@ -0,0 +1,68 @@
+require 'socket'
+require './http.rb'
+require 'time'
+
+class FakeTunnelConnector
+  attr_accessor :port, :server
+  def initialize(port)
+    @port = port
+    @server = TCPServer.open(port)
+  end
+
+  def listen_and_respond
+    tcp_socket = server.accept
+    read_socket(tcp_socket)
+    write_response(tcp_socket)
+    tcp_socket.close
+  end
+
+  def read_socket(tcp_socket)
+    headers = [] 
+    puts "Request Incoming:"
+    puts "-------------------"
+    # read lines from socket
+    while (line = tcp_socket.gets) && (line.chomp.length > 0)
+      # check for a valid http verb sent
+      puts parse_http_start_request_line(line) if Http::METHODS.include?(line.split.first)
+      header_line = parse_http_header_request_line(line)
+      headers << header_line unless header_line.nil?
+    end
+    puts "Request Headers:"
+    puts "-------------------"
+    puts headers
+    puts "\r\n"
+  end
+
+  def parse_http_start_request_line(line)
+    split_request = line.split
+    verb = split_request.first
+    location = split_request.select { |l| l if l.start_with?('/') }.first
+    protocol = split_request.last
+    {
+      verb: verb,
+      location: location,
+      protocol: protocol
+    }
+  end
+
+  def parse_http_header_request_line(line)
+    if line.split.first.end_with?(':')
+      split_request = line.split(':')
+      key = split_request[0]
+      value = if split_request.count >= 3
+                split_request[1] + ':' + split_request[2]
+              else
+                split_request[1]
+              end
+      Hash[key, value]
+    end
+  end
+
+  def write_response(tcp_socket)
+    tcp_socket.sendmsg(ok)
+  end
+
+  def ok
+    "HTTP/1.1 200 OK\r\nDate: #{Time.now.utc}\r\n\r\nSuccess!\r\n"
+  end
+end

fake_tunnel_connector/http.rb

@@ -0,0 +1,3 @@
+class Http
+  METHODS = %w[options get head post put delete trace connect].map(&:upcase)
+end