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Bringing Interactivity to Your Drupal Site with Node.js Integration
The document discusses the integration of Node.js with Drupal to enhance real-time interactivity for web applications. It highlights the advantages of Node.js, such as concurrency and low overhead for handling multiple connections, while addressing the limitations of traditional server setups like Apache. Key components include the Node.js module for Drupal, which facilitates real-time updates and outlines upcoming features and calls for community contributions.
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Bringing Interactivity to Your Drupal Site with Node.js Integration
- 1. Bring real-time interactivity to Drupal with Node.js Howard Tyson, senior developer, Zivtech Kieran Lal, technical director, enterprise sales
- 2. Upcoming Webinars • Drupal in the Trenches: Solving Real World Problems • Five websites you can launch on Dev Cloud without Coding • Selecting the Right Solution to Build your Online Developer Community • Easy Drupal Hosting Lifecycle • From PSD to Drupal Theme • Four Open Source Drupal Applications for Higher Ed http://acquia.com/resources/webinars
- 3. Upcoming Node.js Webinars • Lessons learned integrating Drupal with Node.js and MongoDB powered Web Services • Lior Kesos, Swifto, founder Linnovate • November 9th, 2011 http://acquia.com/resources/webinars
- 4. Howard Tyson • Howard Tyson, Senior Developer at Zivtech • Developing Drupal powered websites since 2006. • Howard contributes to Drupal and co-‐maintains the Nodejs module, Version Control API among others. • Version control powers Git repository on Drupal.org which has added 6000 more developers since Jan, 2011
- 6. Node.js & Drupal Drupal in realtime via Node.js
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- 8. Howard Tyson • Drupal.org,twitter, IRC: tizzo • Senior Developer at Zivtech • Drupal & systems architect, trainer
- 9. Zivtech • Drupal experts •Open source enthusiasts (node.js, Alfresco, Zend, Python, etc). • Excellent web/mobile design team • Offer public and private trainings focused on turning smart people into excellent developers
- 10. What What is Node.jseveryone is talking about, anyway?
- 11. Node.js • Javascript onthe server • Based on Google’s V8 engine • Event driven • Asynchronous I/O performed by libraries
- 12. Architecture JavaScript C/C++ your code node standard library node bindings provided by modules (socket, http, etc) thread pool
- 13. Architecture • A singleprocess runs the main event loop and maintains all connections • Tasks are performed asynchronously by workers in a thread pool managed by a library leaving the main event loop free to handle other requests
- 14. Node.js hello world • Writing a web server was never so easy!
- 15. Why We already haveApache, why is this helpful?
- 16. Why we careabout realtime? • Users expect more and more (they see it on Facebook, Twitter, Google, etc. every day) • Great for mobile • Bridge the native app gap
- 17. A Use Case •Dignio • A service for improving life for patience needing additional care but not assisted living • Realtime webapp for call center employees, patients
- 18. Apache’s Shortcomings • One thread (usually one process) per connection • Memory heavy processes (for Drupal especially) • Persistent and concurrent connections are
- 19. Node.js is good for... • Concurrency! • Asynchronous I/O • Low overhead for open connections • Light weight servers • Networking applications
- 20. Node.js is good for... • Backend workers or serving clients • Node.js has a vibrant community writing extensions (often you just need to write some glue, sound familiar?) • Wherever Drupal’s power comes at too high a price
- 21. How How do weuse node.js with Drupal?
- 22. Integarting with node.js • Write your own node.js server • if you know javascript, it’s not so hard! • Use drupal’s node.js module for realtime communications
- 23. The Node.js module • The node.js module on Drupal.org • http://drupal.org/project/nodejs • Focused on realtime updates for Drupal • Provides a node.js server and a Drupal module that integrates with it
- 24. Realtime? • Until now,when a client opens a page they don’t see updates until the next time they refresh the page • Our module can push content to someone while they view the page
- 25. Authentication 4.3. Node.js sends a Drupal returns listauth token to of channels for the user Drupal 2. Connection 5. Node.js notifies 1. Normal Drupal requested by client that auth is Page Load socket.io using auth successful (with auth token) token
- 26. Subsequent pages 2. Node.js remembers the 1. Normal Drupal authenticated Page Load token, authenticating (with auth token) the user without a need to query Drupal again
- 27. Client requests Drupalpage Drupal sends down HTML with JS token Client sends auth token to Node.js Node.js verifies token with Drupal Apache Client Drupal sends appropriate / Nginx Node.js notifies channels for the the client of user successful auth Node.js Subsequent connections do not hit Drupal Web browser Node.js Server Apache Server
- 28. Where Where can mycode hook in to leverage Node.js?
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- 31. Add a userto a channel
- 32. Message only the channel
- 33. When Are we gettingnew features?
- 34. What’s coming • Version1.0 is right around the corner • we’re on beta5 • Chatroom is undergoing a refactor to rely on a push capable backend (like node.js)
- 35. New Features • Contentchannels (recently landed) • Views integration • Generic entity updating • Your module here...
- 36. Call to action! •We need: • Contributors! • Documentation writers! • Testers! • http://drupal.org/project/nodejs • http://drupal.org/project/chatroom
- 37. Demo Let’s see itin action!
- 38. Questions • For more information visit: http://www.acquia.com • Follow us: http://www.twitter.com/acquia • Contact us: sales@acquia.com or 888.9.ACQUIA • Howard Tyson howard@howardtyson.com • Kieran Lal, kieran@acquia.com, 415-‐992-‐8124 • follow: amazonk Today’s webinar recording will be posted to: http://acquia.com/resources/recorded_webinars