Capistrano task for a Node.js app with github Forever and NPM.

deploy.rb

set :application, "appname"
set :deploy_to, "/var/www"

set :scm, :git
set :repository, "[email protected]:user/app.git"

default_run_options[:pty] = true
set :user, "www-data"
set :domain, "foo.tld"
set :normalize_asset_timestamps, false

role :app, domain
role :web, domain
role :db,  domain, :primary => true

namespace :deploy do
  desc "Stop Forever"
  task :stop do
    run "sudo forever stopall" 
  end

  desc "Start Forever"
  task :start do
    run "cd #{current_path} && sudo forever start app.js 80" 
  end

  desc "Restart Forever"
  task :restart do
    stop
    sleep 5
    start
  end

  desc "Refresh shared node_modules symlink to current node_modules"
  task :refresh_symlink do
    run "rm -rf #{current_path}/node_modules && ln -s #{shared_path}/node_modules #{current_path}/node_modules"
  end

  desc "Install node modules non-globally"
  task :npm_install do
    run "cd #{current_path} && npm install"
  end
end

after "deploy:update_code", "deploy:refresh_symlink", "deploy:npm_install"

I posted a modified Capistrano 3 version here: https://gist.github.com/ryanray/7579912