locally precompile assets

deploy.rb

# namespace :deploy do
#   task :default do
#     update
#     assets.precompile
#     restart
#     cleanup
#     # etc
#   end
# end

namespace :assets do
  desc "Precompile assets locally and then rsync to app servers"
  task :precompile, :only => { :primary => true } do
    run_locally "bundle exec rake assets:precompile;"
    servers = find_servers :roles => [:app], :except => { :no_release => true }
    servers.each do |server|
      run_locally "rsync -av ./public/assets/ #{user}@#{server}:#{current_path}/public/assets/;"
    end
    run_locally "rm -rf public/assets"
  end
end