Deploying Rails 3.2 to passenger.

gistfile1.txt

# http://guides.rubyonrails.org/asset_pipeline.html
Add:
  <LocationMatch "^/assets/.*$">
    Header unset ETag
    FileETag None
    # RFC says only cache for 1 year
    ExpiresActive On
    ExpiresDefault "access plus 1 year"
  </LocationMatch>
to v-host file.

Add:
  load 'deploy/assets'
and
  namespace :deploy do
    task :restart do
      # nothing
    end
    namespace :assets do
      task :precompile, :roles => :web, :except => { :no_release => true } do
        from = source.next_revision(current_revision)
        if capture("cd #{latest_release} && #{source.local.log(from)} vendor/assets/ app/assets/ | wc -l").to_i > 0
          run %Q{cd #{latest_release} && #{rake} RAILS_ENV=#{rails_env} #{asset_env} assets:precompile}
        else
          logger.info "Skipping asset pre-compilation because there were no asset changes"
        end
      end
    end
  end

to deploy.rb

# http://stackoverflow.com/questions/9016002/speed-up-assetsprecompile-with-rails-3-1-3-2-capistrano-deployment