Amazon EC2 + Rails John Ward http://thinedgeofthewedge.blogspot.com/

Agenda What is EC2 Provisioning Rails + EC2 Gotchas Other Useful Stuff

What is EC2

Provisioning

Rails + EC2

Gotchas

Other Useful Stuff

What is EC2 Amazon are providing infrasture on demand Simple Storage Service (S3) Elastic Compute Cloud (EC2) S3 is a pay as you go storage solution $0.15 per 1GB stored EC2 is a virtual computing grid Provision virtual environments on Amazon infrastructure XEN virtual environment $0.10 per hour consumed $0.18 (<= 10TB), $0.16 (>10TB & <=50TB), $0.13 per GB(>50TB) Equivalent to physical spec of 1.7Ghz x86 processor, 1.75GB of RAM, 160GB of local disk, and 250Mb/s of network bandwidth Maintain Complete Control

Amazon are providing infrasture on demand

Simple Storage Service (S3)

Elastic Compute Cloud (EC2)

S3 is a pay as you go storage solution

$0.15 per 1GB stored

EC2 is a virtual computing grid

Provision virtual environments on Amazon infrastructure

XEN virtual environment

$0.10 per hour consumed

$0.18 (<= 10TB), $0.16 (>10TB & <=50TB), $0.13 per GB(>50TB)

Equivalent to physical spec of 1.7Ghz x86 processor, 1.75GB of RAM, 160GB of local disk, and 250Mb/s of network bandwidth

Maintain Complete Control

Register for S3 required for EC2 Register for EC2 currently restricted beta Setup EC2 environment http://docs.amazonwebservices.com/AmazonEC2/gsg/2007-01-19/ Provisioning

Register for S3

required for EC2

Register for EC2

currently restricted beta

Setup EC2 environment

http://docs.amazonwebservices.com/AmazonEC2/gsg/2007-01-19/

Provisioning 3 Steps to run create a keypair ec2-add-keypair <name> find an image you want to use ec2-describe-images -o self -o amazon ec2-describe-images -a run instance ec2-run-instances ami-*** -k gsg-keypair Demo...

3 Steps to run

create a keypair

ec2-add-keypair <name>

find an image you want to use

ec2-describe-images -o self -o amazon

ec2-describe-images -a

run instance

ec2-run-instances ami-*** -k gsg-keypair

Demo...

Provisioning Customise Security Groups ec2-describe-group <group> ec2-authorize <group> -p <port> Custom Image scp -i <keypairname> <pk> <cert> root@<public hostname>:/mnt ssh -i <keypairname> root@<public hostname> ec2-bundle-vol -d /mnt -k <pk> -c <cert> -u <awsaccountid> -s <size> ec2-upload-bundle -b <your-s3-bucket> -m /mnt/image.manifest.xml -a <aws-access-key-id> -s <aws-secret-access-key> ec2-register <your-s3-bucket>/image.manifest.xml Demo...

Customise

Security Groups

ec2-describe-group <group>

ec2-authorize <group> -p <port>

Custom Image

scp -i <keypairname> <pk> <cert> root@<public hostname>:/mnt

ssh -i <keypairname> root@<public hostname>

ec2-bundle-vol -d /mnt -k <pk> -c <cert> -u <awsaccountid> -s <size>

ec2-upload-bundle -b <your-s3-bucket> -m /mnt/image.manifest.xml -a <aws-access-key-id> -s <aws-secret-access-key>

ec2-register <your-s3-bucket>/image.manifest.xml

Demo...

Rails + EC2 - Options Lots of options for using Rails with EC2 Gems Amazon EC2 http://amazon-ec2.rubyforge.org/ Plugins Elastic Rails http://www.elasticrails.com/elasticrails/ Capistrano Capazon http://capazon.rubyforge.org/ Roll your own Customise + Bundle an image

Lots of options for using Rails with EC2

Gems

Amazon EC2 http://amazon-ec2.rubyforge.org/

Plugins

Elastic Rails http://www.elasticrails.com/elasticrails/

Capistrano

Capazon http://capazon.rubyforge.org/

Roll your own

Customise + Bundle an image

Rails + EC2 – Our Approach Our approach Ubuntu Feisty Image MySQL, Apache 2.2, Mongrel Cluster 0.2.1, Mongrel (1.0.1), Ruby 1.8.5, Rails 1.2.3, Gems Used for stage Launch Instance Use Capistrano to deploy Demo...

Our approach

Ubuntu Feisty Image

MySQL, Apache 2.2, Mongrel Cluster 0.2.1, Mongrel (1.0.1), Ruby 1.8.5, Rails 1.2.3, Gems

Used for stage

Launch Instance

Use Capistrano to deploy

Demo...

Gotchas No static IP No persistance storage

No static IP

No persistance storage

Other Useful Stuff Firefox Plugins EC2 UI http://developer.amazonwebservices.com/connect/entry.jspa?entryID=609 S3 Organizer http://www.rjonna.com/ext/s3fox.php S3 Filesystem S3DFS http://www.openfount.com/blog/s3dfs-for-ec2 Static IP WeoCeo http://weoceo.weogeo.com/

Firefox Plugins

EC2 UI http://developer.amazonwebservices.com/connect/entry.jspa?entryID=609

S3 Organizer http://www.rjonna.com/ext/s3fox.php

S3 Filesystem

S3DFS http://www.openfount.com/blog/s3dfs-for-ec2

Static IP

WeoCeo http://weoceo.weogeo.com/