EDGE-MODULE-REDIRECT-DOMAIN.md

Fastly Edge Modules - Redirect one domain to another

This guide will show how to configure domain redirection from one to another. This particular feature is useful to redirect apex/naked domains to www e.g. domain.com => www.domain.com.

Before you can use Fastly Edge Modules you need to make sure they are enabled

When you click on the configuration you will be prompted with a screen like this

You can specify multiple domain redirects by clicking Add Group button

Configurable options

Incoming Domain/Host

Incoming domain e.g. domain.com

Destination domain/host

Destination domain/host e.g. www.domain.com

Ignore path

Strip incoming path and set it to /. Default only rewrites host retaining the path e.g. http://domain.com/category is redirected to https://www.domain.com/category

Enabling

After any change to the settings you need to click Upload as that will activate the functionality you configured.

Technical details

Following VCL snippets are being uploaded

Ignore path

Snippet Type: vcl_recv

if (req.http.host == "domain.com") {
  set req.http.host = "www.domain.com";
  set req.url = "/";
  error 801;
}

Leave path alone

Snippet Type: vcl_recv

if (req.http.host == "domain.com") {
  set req.http.host = "www.domain.com";
  error 801;
}