hugo-lambda-edge-nodejs-sample.js

exports.handler = (event, context, callback) => {
    
    // Extract the request from the CloudFront event that is sent to Lambda@Edge 
    var request = event.Records[0].cf.request;
    var newuri = ''
    // Extract the URI from the request
    var olduri = request.uri;
    if (olduri == '/'){
        newuri = olduri+ 'index.html';
        }else{
            if (olduri.endsWith('/')) {
                newuri = olduri.replace(/\/$/, '\/index.html');
            } else {
                newuri = olduri + '/index.html';
        }
    }
    // Match any '/' that occurs at the end of a URI. Replace it with a default index
    
    
    // Log the URI as received by CloudFront and the new URI to be used to fetch from origin
    console.log("Old URI: " + olduri);
    console.log("New URI: " + newuri);
    
    // Replace the received URI with the URI that includes the index page
    request.uri = newuri;
    
    // Return to CloudFront
    return callback(null, request);

};