alexUXUI / web-ra

Web Regression Analysis

Project Overview

The purpose of this project is to analyze the performance of a website before and after a change.

Packages

App

Runtime application code for the Regression Analysis lambda.

Its responsibility is to:

1. Get a URL
2. Open headless chrome
3. Start a CDP session
4. Navigate to the URL
5. Wait for the page to load
6. Collect performance metrics

Developing

1. Edit index.ts file
2. Run npm run build

Publishing

1. Change directories to ../infra
2. cdk deploy

Infra

Infrastructure as code for the Regression Analysis lambda.

Its responsibility is to:

1. Create an S3 bucket to store the runtime code and chrome binary
2. Create a lambda function
3. Create a role for the lambda function that allows it to read the chrome binary from S3

Developing

1. Edit lib/poc-stack.ts file
2. Run npm run build

Github Action (.github/actions/ra)

Github action to run the Regression Analysis lambda when a pull request is opened/updated.

Its responsibility is to:

1. Send URL to the lambda function
2. Get the results from the lambda function
3. Post the results as a comment on the pull request

Developing

1. Edit /src/main.ts
2. Run npm run all, this will build, package, and test the action