Prerequisites

This application sets up Datadog APM and trace ID injection on logs. There should be a Datadog Agent set to receive traces and logs.

Build

docker build -t mecsantos/sample-node-apm .

Sample Deployment on Docker

When deploying, specify DD_ENV=dev DD_SERVICE=my_express_app DD_VERSION=1.0.0

docker run -e DD_ENV=dev -e DD_SERVICE=my_express_app -e DD_VERSION=1.0.0 -p 49160:8080 mecsantos/sample-node-apm

curl -i localhost:49160/hello

Push Image to Docker Hub

docker images
docker tag <IMAGE_ID> mecsantos/sample-node-apm:1.0
docker login
docker push mecsantos/sample-node-apm:1.0

Sample Deployment on Kubernetes

kubectl apply -f sample-node-app.yaml

kubectl apply -f load-balancer.yaml

Modify Security Groups setting of the Load Balancer.

References

Dockerizing a Node.js web app