Capistrano recipe for passenger standalone

passenger_standalone.rb

set :rails_env,      "production"
set :passenger_port, 9292
set :passenger_cmd,  "#{bundle_cmd} exec passenger"

namespace :deploy do
  task :start, :roles => :app, :except => { :no_release => true } do
    run "cd #{current_path} && #{passenger_cmd} start -e #{rails_env} -p #{passenger_port} -d"
  end

  task :stop, :roles => :app, :except => { :no_release => true } do
    run "cd #{current_path} && #{passenger_cmd} stop -p #{passenger_port}"
  end

  task :restart, :roles => :app, :except => { :no_release => true } do
    run <<-CMD
      if [[ -f #{current_path}/tmp/pids/passenger.#{passenger_port}.pid ]];
      then
        cd #{current_path} && #{passenger_cmd} stop -p #{passenger_port};
      fi
    CMD

    run "cd #{current_path} && #{passenger_cmd} start -e #{rails_env} -p #{passenger_port} -d"
  end
end