Learning Functional Programming in Go

A cloud bucket application

Pictures are worth a thousand words, right? Let's use some diagrams to help describe our basic application architecture.

Next, we will see the high-level architecture of our application that we'll call onion. (An onion has layers, so we'll use that metaphor to remind us of the layers.)   It moves files from the SOURCE Cloud Bucket to the local filesystem and then to the SINK Cloud Bucket.

The purple API box in the following diagram represents the web services API that our onion.go application exposes for the administrative user. The red API represents the Google Cloud Platform storage API:

The admin will direct ...