Ruby script for save mp3 stream

StreamSave.rb

require 'rubygems'
require 'net/http'
require 'uri'

BIT_RATE = 48  #6kbxseg * 60 seg (a min) * 15min
TAMO_CORTE = (BIT_RATE/8) * 60 * 15 #en KB

url = URI.parse('http://186.1.15.253:8000/')

Net::HTTP.start(url.host, url.port) do |http|
		nombre = Time.now.strftime("%Y-%m-%d-%H-%M-%S")
		f = open("#{nombre}.mp3", "w")
		begin
		    http.request_get('/lasandino.mp3') do |resp|				
			resp.read_body do |segment|
			    f.write(segment)
			     puts "#{File.size(f)/1024}Kb"
			     
				if ( (File.size(f)/1024) > TAMO_CORTE) then
					f.close()
					nombre = Time.now.strftime("%Y-%m-%d-%H-%M-%S")
					f = open("#{nombre}.mp3", "w")
				end
			end
		    end
		#ensure
		   # f.close()
		end		
	end