WordPress & Cloud: integration with AWS

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Cascina Roccafranca – Torino – 16 giugno 2012Gabriele Mittica – gabrielemittica.com – gabriele.mittica@corley.it - @gabrielemittica

WORDPRESS & AMAZON WEB SERVICES

2 di 47Corley S.r.l.Piazza Statuto 10, Torino (10122)P.Iva 10669790015www.corley.it

CHAPTER 1.

INTRODUCING THE CLOUD

What is CLOUD COMPUTING?

Cloud computing refers to the delivery of computing and storage capacity as a service to a heterogeneous community of end-recipients.

Cloud computing entrusts services with a user's data, software and computation over a network.

It has considerable overlap with software as a service (SaaS).

FAQ about the cloud…Is the cloud just a fad?No.It’s a rational evolution of IT architecture towards a more efficient way of managing resources and designing Web applications efficiently.

Is the cloud cheap?No.The cloud allows you to pay the right for each service involved.

Is the cloud just a scalable vps?No.The cloud is a set of services designed to meet specific computing needs.

Advantages

- access to unlimited resources

- scalable architecture

- no hardware dependency

- pay as you go

- geographical redundancy

- high availability

- increased competition for start-up

AWS - Amazon Web Services

Services

Scalable virtual machines

Storage services

Content delivery network

Autoscaling & loadbalancing

Realational & No-SQL DB

Private Cloud & Policies

… much more

Pricing

On-demand & reserved servers

Storage starting from 0.093$ / GB

Bill by credit card

Consolidated billing

Free tier

No setup fee

Dev & Social

SDK & xml webservices

Community forum

Premium support

Events & webinar

Start-up challenge

AWS - Links- Home page: http://aws.amazon.com/- About AWS: https://aws.amazon.com/what-is-aws/- All products: http://aws.amazon.com/products/- Dev area: http://aws.amazon.com/resources/- Documentation: http://aws.amazon.com/documentation/- SDK: http://aws.amazon.com/code/- Community: https://forums.aws.amazon.com/index.jspa- AWS Blog: http://aws.typepad.com/- Events: https://aws.amazon.com/about-aws/events/- Services Health Dashboard: http://status.aws.amazon.com/- Pricing Calculator: http://calculator.s3.amazonaws.com/calc5.html

CHAPTER 2.

WP + S3 + CLOUDFRONT

WP + S3 + CloudFront

Uploads your wordpress attachements to S3 with an option CloudFront distribution.

This WordPress plugin allows you to use Amazon's Simple Storage Service to host your media for your WordPress powered blog with an optional CloudFront distribution.

Plugin homepage: http://wordpress.org/extend/plugins/tantan-s3-cloudfront/

Services involved:Simple Storage Service (S3):S3 provides a simple web services interface that can be used to store and retrieve any amount of data, at any time, from anywhere on the web. It provides 99.999999999% durability.

CloudFront:CF can be used to deliver your entire website, including dynamic, static and streaming content using a global network of edge locations.Over 30 edge locations.

Tipical use of WordPress: html and media files are provided by apache (http request):

Thanks to S3 and CloudFront, you can easily send all your media files through the content Delivery Network

WP + S3 + CloudFront: configCreate a new user in aws console:

WP + S3 + CloudFront: configDownload Credentials:

WP + S3 + CloudFront: configThen set the policy:

WP + S3 + CloudFront: configGrant full access to S3 management:

WP + S3 + CloudFront: configCreate a new bucket in S3 console:

WP + S3 + CloudFront: configThen go in CloudFront console and create a new CF distribution:

WP + S3 + CloudFront: configSelect the bucket created as origin:

WP + S3 + CloudFront: configEnable the new cloudfront distribution:

WP + S3 + CloudFront: configDownload the wordpress Plugin (http://wordpress.org/extend/plugins/tantan-s3-cloudfront/) and follow these steps:

- Upload tantan-s3-cloudfront to the /wp-content/plugins/ directory- Activate the plugin through the 'Plugins' menu in WordPress- Configure the plugin in the 'Options' (or 'Settings') screen by following the

onscreen prompts.- Set an optional CloudFront distribution URL (must be paired with your S3

bucket on AWS)

WP + S3 + CloudFront: configSet the plugin options:

WP + S3 + CloudFront: usageNow each file uploaded is hosted by S3 and provided by CloudFront:

WP + S3 + CloudFront: advantages

- Easy to use

- Cost affordable

- Very-low latency

- Reduced load on the server

- Increased page speed

- Useful in big files hosting, download repository, media files

- Useful in js/css/images distribution

CHAPTER 3.

WP + CLOUDFRONT

WP + CloudFront

CloudFront helps you to provide your content through a world wild content delivery network.

Following this how-to you can easily set CloudFront to provide all your data (html, css, js, images, videos and more).

You need:- An active AWS account- Dns management - Edit your wp-config.php file- No plugins required

Services involved:

CloudFront:CF can be used to deliver your entire website, including dynamic, static and streaming content using a global network of edge locations.Over 30 edge locations.

You need to edit the dns configuration of your website in order to use properly this tutorial.

WP + CloudFront

Tipical use of WordPress:

WP + CloudFront

Wordpress hosted by CloudFront:

WP + CloudFront: config

Edit the dns configuration of your website:

www.example.com. CNAME your-cloudfront-distribution-url cdn.example.com. A your-server-ip

WP + CloudFront: configThen go in CloudFront console and create a new CF distribution:

WP + CloudFront: configSet your subdomain as origin:

WP + CloudFront: configEnable the new CloudFront distribution:

WP + CloudFront: config

Place in your wp-config.php file:

define('WP_ALLOW_MULTISITE', true);define('COOKIEPATH', '/');define('COOKIE_DOMAIN', '. example.com'); if(strpos($_SERVER['SCRIPT_NAME'], "/wp-login")===0 || strpos($_SERVER['SCRIPT_NAME'], "/wp-admin")===0) {

define('WP_HOME','http://cdn.example.com');define('WP_SITEURL','http://cdn.example.com');

WP + CloudFront: pros & cons

- Fast implementation

- No-load on your server

- High-speed, low-latency

- Useful for product website or

website with heavy traffic

- No POST data managed

- Comment system unavailable

(use DISQUS instead)

- Pay attention to cache timeout

CHAPTER 4.

SENDING EMAILS WITH SES

Sending emails with SES

WP-SES is a plugin that redirects all outgoing WordPress emails through Amazon Simple Email Service (SES) for maximum email delivrability.

You can download this plugin on official website http://wp-ses.com/

Requires: 3.0.0 or higherCompatible up to: 3.0.5

Services involved:

Simple Email Service (SES):SES is a highly scalable and cost-effective bulk and transactional email-sending service for businesses and developersOnly $0.10 per thousand.

Sending emails with SES: features

- Ability to adjust WordPress Default Sender Email and Name

- Validation of Amazon API Credentials

- Request confirmation for sender Emails

- Test message within Amazon Sandbox mode

- Full Test message within Amazon Production mode

- Full integration as seamless replacement for wp_mail internal function

- Dasboard panel with Quota and statistics

- Ability to customize return path for delivery failure notifications

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Sending emails with SES: config

First, install like any other plugin:- Upload and activate the plugin- The setting are in settings / WP SESThen, proceed to the settings:- Fill the email address and name to use as the sender for all emails- Fill in Amazon API credentials- Save changes (Important !)- Ask to add the email as a confirmed sender- Click on the link you got by email from Amazon SES- Refresh the plugin, send a test email- If ok, ask Amazon to go out of sandbox into production mode- Once in production mode, you can use the top button to activate the plugin.

Sending emails with SES: configPlugin configuration:

CHAPTER 5.

WP HOSTING WITH AWS

WP hosting with AWS

Autoscaling+High Availability

Thanks to AWS you can setup Wordpress to scaling up and down and grant high-availability to your customers.

Some advantages:- Ability to Serve millions of pages/day- Ability to scale out/down dynamically- Should be Highly available- Automated Backup and Monitoring- Cost effective

This process involves a lot of services: EC2, Autoscaling, RDS, S3, ROUTE 53, CloudFront…

http://aws.amazon.com/products/

WP hosting with AWS: links- How-to part one: http://

harish11g.blogspot.it/2012/01/scaling-wordpress-aws-amazon-ec2-high.html- How-to part two: http://

harish11g.blogspot.it/2012/02/wordpress-aws-ec2-architecture-part2.html- FAQ about WP on AWS: http://

harish11g.blogspot.in/2012/02/faq-scaling-wordpress-aws-ec2-million.html- Slides on SlideShare:

http://www.slideshare.net/harishganesan/scaling-wordpress-in-aws-amazon-ec2- AWS Architecture Center: http://aws.amazon.com/architecture/- AWS Web hosting architecture: http://

d36cz9buwru1tt.cloudfront.net/architecturecenter/AWS_ac_ra_web_01.pdf- WP on EC2 + RDS tutorial:

http://wp.tutsplus.com/tutorials/scaling-caching/deploy-your-wordpress-blog-to-the-cloud/

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Cascina Roccafranca – Torino – 16 giugno 2012Gabriele Mittica – gabrielemittica.com – gabriele.mittica@corley.it - @gabrielemittica

Thank you for listening

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