Book Image

Cloud Foundry for Developers

By : Rahul Kumar Jain, Rick Farmer, David Wu
Book Image

Cloud Foundry for Developers

By: Rahul Kumar Jain, Rick Farmer, David Wu

Overview of this book

Cloud Foundry is the open source platform to deploy, run, and scale applications. Cloud Foundry is growing rapidly and a leading product that provides PaaS (Platform as a Service) capabilities to enterprise, government, and organizations around the globe. Giants like Dell Technologies, GE, IBM, HP and the US government are using Cloud Foundry innovate faster in a rapidly changing world. Cloud Foundry is a developer’s dream. Enabling them to create modern applications that can leverage the latest thinking, techniques and capabilities of the cloud, including: ? DevOps ? Application Virtualization ? Infrastructure agnosticism ? Orchestrated containers ? Automation ? Zero downtime upgrades ? A/B deployment ? Quickly scaling applications out or in This book takes readers on a journey where they will first learn the Cloud Foundry basics, including how to deploy and scale a simple application in seconds. Readers will build their knowledge of how to create highly scalable and resilient cloud-native applications and microservices running on Cloud Foundry. Readers will learn how to integrate their application with services provided by Cloud Foundry and with those external to Cloud Foundry. Readers will learn how to structure their Cloud Foundry environment with orgs and spaces. After that, we’ll discuss aspects of continuous integration/continuous delivery (CI/CD), monitoring and logging. Readers will also learn how to enable health checks, troubleshoot and debug applications. By the end of this book, readers will have hands-on experience in performing various deployment and scaling tasks. Additionally, they will have an understanding of what it takes to migrate and develop applications for Cloud Foundry.
Table of Contents (20 chapters)
Title Page
Credits
About the Authors
Acknowledgements
About the Reviewer
www.PacktPub.com
Customer Feedback
Dedication
Preface

The cf CLI help command 


Perhaps the most useful command when starting out with the cf CLI is this:

$ cf help

This allows you to see the available CLI commands and understand their usage and syntax. The cf CLI enables you to control a wide range of commands that help you deploy and configure your applications on Cloud Foundry.

Finding cf CLI commands

Since there are many cf CLI commands available, it can be a bit overwhelming to find the command you are really interested in at a given point. If you have it available on your system, you can find commands containing cf CLI keywords using grep:

Command-specific help

With the cf CLI, commands can have specific subcommands that you can ask for help on to get more information.

To see the cf CLI syntax for specific commands, add --help or -h after the command, as shown here:

Note

The official documentation for the cf CLI can be found at http://docs.cloudfoundry.org/cf-cli. It includes significant details on the various commands. Additionally, there is an...