OpenStack Heat orchestration makes it easy to build templates for application deployment and auto-scaling. The built-in resource types offer access to many of the existing OpenStack services. However, you may need to integrate with an internal CMDB or service registry, or configure some other services outside of OpenStack as you launch your application. In this post I will explain how you can add your own custom Heat resources to extend Heat orchestration to meet your needs.
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About This Book
Learn something new in an Instant! A short, fast, focused guide delivering immediate results
Set up a Sinatra project
Deploy your project to the Web
Learn about the advanced features of Sinatra
Who This Book Is For
Instant Sinatra Starter is great if you are looking to get started with Sinatra for web development. Some previous experience with Ruby would be beneficial though not necessary for this step-by-step exploration of Sinatra and the world of web development.
Table of Contents
Chapter 1: Sinatra Starter
So, what is Sinatra?
Quick start – your first Sinatra application
Top 18 features you need to know about
People and places you should get to know
What You Will Learn
Set up a development environment for Sinatra
Set up a Sinatra project
Create a Git repository for a Sinatra project
Create HTML templates with Slim
Deploy a Sinatra project to Heroku
Handle requests for different formats (HTML and JSON)
Receive file uploads and store them
Keep your application secure from common attacks
Sinatra is a free and open source software web application library and domain-specific language written in Ruby. It provides both the beginner and the experienced professional with a tool for creating simple, yet powerful web applications.
Instant Sinatra Starter is a practical, hands-on guide that provides you with the necessary knowledge to get started from scratch.Including all the necessary steps to put together a Sinatra application and get it online, we will also learn all that you need to know to make your application all it can and should be.
We'll learn how a web request is received, pre-processed by Rack and Sinatra middleware, then handed to the application. Learn how to build a response via templates, then hand the response back to be sent to the client.L
Later we will learn to configure your application for your specific needs and handle more complex requests and responses. With Instant Sinatra Starter, we’ll explore the essentials to get our first Sinatra application online.
He is based in Italy and works as a consultant. He also develops projects for various companies across Europe.
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