namespace :logs do

task :tail, :file do |t, args|
  if args[:file]
    on roles(:app) do
      execute "tail -f #{shared_path}/log/#{args[:file]}.log"
    end
  else
    puts "please specify a logfile e.g: 'rake logs:tail[logfile]"
    puts "will tail 'shared_path/log/logfile.log'"
    puts "remember if you use zsh you'll need to format it as:"
    puts "rake 'logs:tail[logfile]' (single quotes)"
  end
end

end