#271 Resque

Jun 20, 2011 | 12 minutes | Plugins, Background Jobs

Resque creates background jobs using Redis. It supports multiple queue and comes with an administration interface for monitoring and managing the queues.

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          bash
        
brew install redis
redis-server /usr/local/etc/redis.conf
resque-web
rake resque:work QUEUE='*'

          Gemfile
        
gem 'resque', :require => "resque/server"

          lib/tasks/resque.rake
        
require "resque/tasks"

task "resque:setup" => :environment

          snippets_controller.rb
        
Resque.enqueue(SnippetHighlighter, @snippet.id)

          app/workers/snippet_highlighter.rb
        
class SnippetHighlighter
  @queue = :snippets_queue
  def self.perform(snippet_id)
    snippet = Snippet.find(snippet_id)
    uri = URI.parse('http://pygments.appspot.com/')
    request = Net::HTTP.post_form(uri, {'lang' => snippet.language, 'code' => snippet.plain_code})
    snippet.update_attribute(:highlighted_code, request.body)
  end
end

          config/routes.rb
        
mount Resque::Server, :at => "/resque"

          config/initializers/resque_auth.rb
        
Resque::Server.use(Rack::Auth::Basic) do |user, password|
  password == "secret"
end