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.Go Programming Blueprints

You're reading from   .Go Programming Blueprints Build real-world, production-ready solutions in Go using cutting-edge technology and techniques

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Product type Paperback
Published in Oct 2016
Publisher Packt
ISBN-13 9781786468949
Length 394 pages
Edition 2nd Edition
Languages
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Author (1):
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Mat Ryer Mat Ryer
Author Profile Icon Mat Ryer
Mat Ryer
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Table of Contents (13) Chapters Close

Preface 1. Chat Application with Web Sockets 2. Adding User Accounts FREE CHAPTER 3. Three Ways to Implement Profile Pictures 4. Command-Line Tools to Find Domain Names 5. Building Distributed Systems and Working with Flexible Data 6. Exposing Data and Functionality through a RESTful Data Web Service API 7. Random Recommendations Web Service 8. Filesystem Backup 9. Building a Q&A Application for Google App Engine 10. Micro-services in Go with the Go kit Framework 11. Deploying Go Applications Using Docker Appendix. Good Practices for a Stable Go Environment

Running apps with multiple modules


For applications such as ours that have multiple modules, we need to list out all the YAML files for the goapp command.

To serve our new application, in a terminal, execute this:

goapp serve dispatch.yaml default/app.yaml api/app.yaml
     web/app.yaml

Starting with the dispatch file, we are listing all the associated configuration files. If you miss any, you will see an error when you try to serve your application. Here, you will notice that the output now lists that each module is being deployed on a different port:

We can access modules directly by visiting each port, but luckily we have our dispatcher running on port :8080, which will do that for us based on the rules we specified in our dispatch.yaml configuration file.

Testing locally

Now that we have built our application, head over to localhost:8080 to see it in action. Use the features of the application by performing the following steps:

  1. Log in using your real e-mail address (that way, you'll see...

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