O'Reilly logo

Go: Design Patterns for Real-World Projects by Mat Ryer, Mario Castro Contreras, Vladimir Vivien

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Wrapping handler functions

We are going to utilize one of the most valuable patterns to learn when building services and websites in Go, something we already explored a little in Chapter 2, Adding User Accounts: wrapping handlers. We have seen how we can wrap http.Handler types to run code before and after our main handlers execute, and we are going to apply the same technique to http.HandlerFunc function alternatives.

API keys

Most web APIs require clients to register an API key for their application, which they are asked to send along with every request. Such keys have many purposes, ranging from simply identifying which app the requests are coming from to addressing authorization concerns in situations where some apps are only able to do limited ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required