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Heroku Cloud Application Development

By : Anubhav Hanjura
Book Image

Heroku Cloud Application Development

By: Anubhav Hanjura

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Heroku Cloud Application Development
Anubhav Hanjura
Apr, 2014 | 336 pages
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Table of Contents (17 chapters)
Heroku Cloud Application Development
Heroku Cloud Application Development
Credits
Credits
About the Author
About the Author
About the Reviewers
About the Reviewers
www.PacktPub.com
www.PacktPub.com
Preface
Preface
Free Chapter
1
Hello Heroku
Hello Heroku
What is cloud computing?
Cloud service models
What is cloud application development?
Key advantages of cloud application development
Introducing Heroku
Walking down the memory lane
An overview of Heroku's architecture
The Heroku feature set
Test driving Heroku
Summary
2
Inside Heroku
Inside Heroku
The Heroku platform stack
Request routing in Heroku
Heroku's logging infrastructure – the Logplex system
The Heroku add-on architecture
Programmatically consuming Heroku services
The Heroku process architecture
Running applications locally
Setting local environment variables
Process formation
Running a one-off process
Running anything
Summary
3
Building Heroku Applications
Building Heroku Applications
Heroku's guiding influence – the Twelve-Factor App methodology
Creating a Heroku application
Configuring your Heroku application
Introducing buildpacks
The slug compiler
Summary
4
Deploying Heroku Applications
Deploying Heroku Applications
Deployment on Heroku
Getting a Heroku account
Installing the toolbelt client kit
Logging into the Heroku account
Writing your application
Pushing your application to Heroku
The Git vocabulary
Creating a Heroku remote
Renaming an application
Sending code to Heroku
Optimizing slug size
Cloning existing Heroku applications
Forking an application
Transferring Apps
Optimizing deployments
The choice of a region
Tracking application changes
Release management
Summary
5
Running Heroku Applications
Running Heroku Applications
The Heroku app lifecycle
The Heroku CLI
Running your cloud apps locally
The Apps page
Summary
6
Putting It All Together
Putting It All Together
Heroku's support for Java
Integrating Eclipse with Heroku
Managing Heroku apps in Eclipse
Summary
7
Heroku Best Practices
Heroku Best Practices
The One Cloud development platform
Heroku and the data store
Creating a Heroku Postgres database
Disaster recovery in Heroku PostgreSQL
High availability Postgres
When does Heroku Postgres failover?
Configuring domains the right way
Optimizing applications
Managing your app dynos
Using the Heroku scheduler
Using NewRelic to keep the dyno alive
Summary
8
Heroku Security
Heroku Security
Overview
Communication between the developer's machine and the Heroku platform
Application security tools
Summary
9
Troubleshooting Heroku Applications
Troubleshooting Heroku Applications
The need for troubleshooting
Your window to the running app – the logs
Techniques for troubleshooting your app
A recommended Heroku configuration
Maintenance windows
Error classification in Heroku
Summary
10
Advanced Heroku Usage
Advanced Heroku Usage
Experimenting with Heroku Labs
Introducing Websockets
Heroku and Websockets
Your first Heroku Platform API call
Sharing your app on Heroku
Summary
Index
Index

Managing Heroku apps in Eclipse

You can have many Java web apps deployed on Heroku at any single point of time. You can log in to your Heroku account and manage these web apps, or you could use the facilities provided within Eclipse to do everything you need to manage your web app. In the current section, we will see how to use Eclipse to do the most common tasks to manage your web apps.

Viewing your Heroku application

Eclipse makes the monitoring and management of your Heroku web app extremely simple by providing a Heroku view in the Window menu option. With the click of a few buttons, you can easily review the list of Heroku applications you have. This can be done by performing the following steps:

  1. Open Eclipse, go to Window | Show View | Other, and then select My Heroku Applications.

  2. Eclipse will display a list of Heroku apps that belong to your account, or you are a collaborator on, along with other relevant information such as the app name, Git URL, and application URL for that app, as...

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