require 'net/http'

def login(username, password)
  url = URI('http://board.vivalavinyl.com/main/login')
  http = Net::HTTP.new(url.host, url.port)
  request = Net::HTTP::Post.new(url)
  request.body = "name=#{username}&pass=#{password}&login=login"
  response = http.request(request)
  cookies = response.response['set-cookie']
  return nil if cookies.nil?
  cookies.split('; ').first
end