simple ftp upload program

submit.rb

#!/usr/bin/env ruby

require 'net/ftp'

ftp = Net::FTP.new('www.myftpserver.com')
ftp.passive = true
ftp.login('myuserid','mypassowrd')
files = ftp.chdir('/data')

#Currnet localpath
cwd = Dir.getwd

#Check contents.xml 
targetFile = cwd+'/contents.xml'

if File.exist?(targetFile)
    files = ftp.puttextfile(targetFile)
else
    print "'contents.xml' file does not exist"
end

ftp.quit()