Golden Colorado Ruby User's Group Presentation by Charlie Ozinga- Senior Engineer Cloud Elements

1. Building Cloud Applications Faster
Cloud Elements
Using a simple Ruby program to interface with
quickly provisioned application services.
Charlie Ozinga
charlie@cloud-elements.com

2. Why Cloud Applications?
● Scalable
● Robust
● Manageable
● Easy Component Binding
● Cheaper (TCO)

3. Database Binding (Cloud Foundry
example)
$ cf create-service mysql
$ cf bind-service --app my-app --service mysql
Manual
config/database.yml:
<%
mysql_dbs = JSON.parse(ENV['VCAP_SERVICES'])["mysql-5.1"]
credentials = mysql_dbs.first["credentials"]
%>
production:
adapter: mysql2
encoding: utf8
reconnect: false
pool: 5
host: <%= credentials["host"] %>
username: <%= credentials["username"] %>
password: <%= credentials["password"] %>
database: <%= credentials["database"] %>
port: <%= credentials["port"] %>
Automatic
gem 'cf-autoconfig', :require => 'cfautoconfig'

4. What about internet services?

5. Cloud Elements!
Can provision services interactively
Provides all services as a simple REST API

6. The Result

7. Why Cloud Elements vs. DIY
● Skip the integration hassle that everyone goes
through
● Consistent REST API that can be easily
programmed to
● Language-specific client libraries forthcoming
● Easy management with logging, stats, and
automatic failover
● Service-to-service integration

8. See it in action ...

9. Coming Soon ...
require "cloudelements"
message = CloudElements::Message.new(
sender,
recipient,
subject,
message
)
response = message.send

10. That's It!
Questions?

11. We're Hiring!
Kristie Hunziker - HR/Recruiter - Cloud Elements
T: 720.939.5819 | www.cloud-elements.com
1062 Delaware St., Denver, CO 80204
http://cloud-elements.com/careers/