docker-node-app

A sample Node.js app in Docker

• Final Image Size: ~70MB
• Includes the latest versions of Node, NPM and Yarn
• Runs as a non-root user for enhanced security
• Multi-stage including development, test, audit and production environments
• Scan and audit dependencies with Microscanner
• Properly handles SIGINT and SIGTERM events with tini
• Follows many development, virtualization and styling best-practices

Docker

This application is also available on Dockerhub.

To launch the container: docker run -d -p 8080:8080 --name docker-node-app jonfairbanks/docker-node-app:latest

To attach to a running container: docker exec -it docker-node-app /bin/ash

Kubernetes

You can find this app on Helm!

This application can also be helpful verifying Kubernetes:

• Scaling and Downtime Mitigation
• Cluster Load Balancing
• Request IP Passthrough

For testing that pods are balancing correctly, you can make multiple requests to your app to verify.

To make 50 requests and write them to a file, you can run the following with your endpoint: for run in {1..50}; do curl -sSL -D - kube.fairbanks.dev -o /dev/null | grep X-Hostname; done