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Serverless WordPress using AWS Services - WordCamp Atlanta 2017


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Who needs a server? Setting up WordPress in AWS (Amazon Web Services) with a server. We use S3, Route 53, SES Lambda, and API Gateway.

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Serverless WordPress using AWS Services - WordCamp Atlanta 2017

  2. 2. Carel Bekker - @ClickHOST Overview In this session we’ll be exploring how to setup WordPress in AWS (Amazon Web Services) without using a server. It is also referred to as serverless computing. It takes the pain out of having to setup and manage aVPS, or dedicated server for WordPress. 2
  3. 3. Carel Bekker - @ClickHOST What we’ll cover 3 • Serverless definition • WordPress architecture & installation • Why Serverless ? • Use cases • Serverless WordPress & Demo • Opportunities for growth (aka limitations) • What next? • Q&A and Discussion.
  4. 4. Carel Bekker - @ClickHOST Serverless Definition • No servers to manage • No software to manage • No software to upgrade • Pay for execution time only 4
  5. 5. Carel Bekker - @ClickHOST WordPress Architecture • How does it currently work? • Backend & Website hosted on the same server. • Hosted on a LAMP stack. • Pages generated dynamically. • Without caching or CDN it may be slow. • Data written to a local MySQL DB. 5
  6. 6. Carel Bekker - @ClickHOST Why Serverless? • Security: • Can’t hack backend • Can’t hack PHP/plugins • Less urgent to keep versions up-to-date • Speed: • Fast local editing of backend. • Static HTML loads very fast vs dynamically generated pages. • Cost: • No server costs. Minimal storage & Lambda execution cost. 6
  7. 7. Carel Bekker - @ClickHOST Serverless use cases • WordPress serverless use cases: • Fairly static business websites. • Smaller websites < 1,000 pages.This is a limitation of the Static Page generation plugin. • Don’t need dynamic server side processing. 7
  8. 8. Carel Bekker - @ClickHOST Serverless Architecture • OK, cool, how can we do this? • In 3 stages: 1. Install local Mac/PC LAMP stack & install WordPress 2. Setup AWS S3 to host static website files. 3. Generate static WordPress files & upload to S3. 8
  9. 9. Carel Bekker - @ClickHOST Install Local LAMP stack • Many ways to setup a local LAMP stack. • I used Softaculous ampps software. • Quick & easy to install • Free • Includes WordPress installer • Design your WordPress site on your local Mac/PC. 9
  10. 10. Carel Bekker - @ClickHOST Setup your AWS env. • Create an S3 bucket. • Setup S3 bucket for static hosting. • Important: bucket name should match domain name, e.g., is the bucket and domain name. • Setup Route 53 entries. 10
  11. 11. Carel Bekker - @ClickHOST Generate static pages • Now the magic happens… • Install Simply Static or Simply Static S3 Plugin. • Generate static files. • Copy these files to S3. • WHAM! 11
  12. 12. Carel Bekker - @ClickHOST DEMO 12
  13. 13. Carel Bekker - @ClickHOST Contact Us Page • Use the following AWS services: • SES — Simple Email Service to send email. • API Gateway — API endpoint that can be used to activate a Lambda function. • Lambda — Uses SES to send email containing data from Contact Us Page. 13
  14. 14. Carel Bekker - @ClickHOST Areas of research • Aka, limitations. • No dynamic / server side code • 3 common areas & solutions: 1. Forms: use Lambda or wufoo 2. Comments: use Facebook & Disqus 3. Search: use Google Search or Aliquo 14
  15. 15. Carel Bekker - @ClickHOST What next? •Cloudfront for caching •Automate the publishing •Publish only changed content 15
  16. 16. Carel Bekker - @ClickHOST Q&A 16
  17. 17. Carel Bekker - @ClickHOST Resources •AWS Overview •AWS S3 Static Website Hosting •ClickHOST AWS Blog Posts •ClickHOST Managed AWS Hosting 17
  18. 18. Carel Bekker - @ClickHOST Carel Bekker President&Owner Twitter: @clickhost, @carelbekker Tel: 404.220.8110 18