Go Programming Blueprints - Second Edition

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 ...