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Cloud Foundry for Developers

You're reading from   Cloud Foundry for Developers Deploy, manage, and orchestrate cloud-native applications with ease

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Product type Paperback
Published in Nov 2017
Publisher Packt
ISBN-13 9781788391443
Length 306 pages
Edition 1st Edition
Languages
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Authors (3):
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David Wu David Wu
Author Profile Icon David Wu
David Wu
Rick Farmer Rick Farmer
Author Profile Icon Rick Farmer
Rick Farmer
Rahul Kumar Jain Rahul Kumar Jain
Author Profile Icon Rahul Kumar Jain
Rahul Kumar Jain
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Toc

Table of Contents (12) Chapters Close

Preface 1. Cloud Foundry Introduction FREE CHAPTER 2. Cloud Foundry CLI and Apps Manager 3. Getting Started with PCF Dev 4. Users, Orgs, Spaces, and Roles 5. Architecting and Building Apps for the Cloud 6. Deploying Apps to Cloud Foundry 7. Microservices and Worker Applications 8. Services and Service Brokers 9. Buildpacks 10. Troubleshooting Applications in Cloud Foundry 11. Continuous Integration and Continuous Deployment

Worker applications


In Chapter 6, Deploying Apps to Cloud Foundry, you learned how to build and deploy a simple web application into Cloud Foundry on PCF Dev. Once the application was pushed onto PCF Dev, the platform created a route to the application that could then be used by the users to communicate with the various endpoints exposed by the application. In this section, we will talk about the applications that have no route, but that run in the background, performing a task. A worker application is basically a process, lower level than a web application, that maps naturally to many so-called back-office jobs.

These applications generally have no API endpoints, and can be treated as the jobs that are run every night, to keep various systems in sync. A worker application can be written in any language and be deployed into Cloud Foundry.

Fortune teller worker application

We will now build a Spring Boot application that will run every five seconds and output a random fortune. Let's call this...

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