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Questions tagged with Lambda@Edge
Lambda@Edge is a feature of Amazon CloudFront that lets you run code closer to users of your application, which improves performance and reduces latency.
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Hi,
We have a Cloudfront SaaS / Multi-Tenant distribution with a Lambda@Edge which had been functioning perfectly fine for quite a while. Last successful update was on 16th of March.
We are now rele...
I'm using a CloudFront distribution with a Lambda@Edge function as a secure proxy for a Cognito User Pool. The purpose of the function is to intercept outbound POST requests to Cognito, inject a Secre...
asked 3 months ago
I’m using CloudFront in front of my backend services. I recently tested switching from a CloudFront Function to Lambda@Edge, and I noticed a significant increase in client-side latency (approximately ...
Hi,
I have a CloudFront setup Where I use lambda@edge function as origin response associated to route any invalid URL / sub-path requested for Default(*) probably S3(react) will redirected to /index....
Hello, I'm implementing an on-the-fly image resizing feature using AWS S3 + CloudFront + Lambda@Edge.
However, I'm having a problem. When I run multiple Lambda@Edge instances at once, I get a 503 `La...
The AWS documentation shows the example:
"Example: Use an origin request trigger to change from a custom origin to an Amazon S3 origin", where
'authMethod': 'origin-access-identity' is used.
I cannot...
asked 8 months ago
I need to create a lambda that modifies the output of an index.html file served by a Cloudfront Distribution based on the domain it's been browsed from.
I didnt find a way to pass any data from `Viewe...
There is a requirement where a request from my own domain name should be directed to CloudFront, which then forwards it to different domain names based on the request's region. The redirected domain n...
Hello. I have implemented a Lambda @ Edge function very similar to the one outlined here https://aws.amazon.com/blogs/networking-and-content-delivery/dynamically-route-viewer-requests-to-any-origin-us...
I'm creating lambda@edge functions via the CDK, and each of these functions is defaulting to a log group of `/aws/lambda/undefined`.
From the documentation it seems like the log group should be autom...
asked a year ago
I'm writing a Lambda@Edge function which is triggered by a CloudFront distribution on Origin Response. I want to catch some 404 errors and change them to 301 redirects. It works in testing but I get a...
The Problem:
Before December 5, 2024, AWS Global Accelerator (GA) and CloudFront had a stable 40ms latency.
Since then, latency has skyrocketed to 150ms+, and traffic has been randomly rerouted throug...