Redirect to a new URL in a CloudFront Functions viewer request event

The following code example shows how to redirect to a new URL in a CloudFront Functions viewer request event.

JavaScript

JavaScript runtime 2.0 for CloudFront Functions

Note

There's more on GitHub. Find the complete example and learn how to set up and run in the CloudFront Functions examples repository.

async function handler(event) {
    var request = event.request;
    var headers = request.headers;
    var host = request.headers.host.value;
    var country = 'DE' // Choose a country code
    var newurl = `https://${host}/de/index.html`; // Change the redirect URL to your choice 
  
    if (headers['cloudfront-viewer-country']) {
        var countryCode = headers['cloudfront-viewer-country'].value;
        if (countryCode === country) {
            var response = {
                statusCode: 302,
                statusDescription: 'Found',
                headers:
                    { "location": { "value": newurl } }
                }

            return response;
        }
    }
    return request;
}