saves the deploy output up to the deployed location

write_deploy_log.rb

alias :pputs :puts
def puts(str = "")
  pputs(str)
  $out << "#{str}"
end

STDOUT.instance_eval do
  alias :pputs :puts
  def puts(str = "")
    pputs(str)
    $out << "#{str}"
  end
end

$stderr.instance_eval do
  alias :pputs :puts
  def puts(str = "")
    pputs(str)
    $out << "#{str}"
  end
end

task :write_deploy_log, :roles => :app, :except => {:no_release => true} do
  put $out, "#{deploy_to}/current/deploy.log", :mode => 0644
end