namespace :deploy do
  desc 'Commands for passenger/unicorn application'
  if File.exist?("/etc/init.d/unicorn_#{fetch(:full_app_name)}")
    %w(start stop force-stop restart upgrade reopen-logs).each do |command|
      task command.to_sym do
        on roles(:app), in: :sequence, wait: 5 do
          execute "/etc/init.d/unicorn_#{fetch(:full_app_name)} #{command}"
        end
      end
    end
  else
    task :restart do
      on roles(:app), in: :sequence, wait: 5 do
        # Your restart mechanism here, for example:
        execute :touch, release_path.join('tmp/restart.txt')
      end
    end
  end
end