Examples

These examples show safe defaults for common deployment targets. Sensitive endpoints are disabled unless the example demonstrates how to protect them.

Express

cd examples/express
npm install
ACTUATOR_TOKEN=dev-token npm start
curl -H "Authorization: Bearer dev-token" http://localhost:3000/actuator/health
curl -H "Authorization: Bearer dev-token" http://localhost:3000/actuator/prometheus

Fastify

cd examples/fastify
npm install
ACTUATOR_TOKEN=dev-token npm start
curl -H "Authorization: Bearer dev-token" http://localhost:3000/actuator/health

AWS Lambda

lambda/handler.cjs exports an API Gateway-compatible handler using serverless mode.

Kubernetes

kubernetes/deployment.yaml shows liveness and readiness probes against a dedicated actuator port.

Ecosystem

ecosystem/ shows node-actuator-lite wired together with node-eventloop-watchdog and node-request-trace to provide health, metrics, request timelines, and event-loop protection from a single Express app.

cd examples/ecosystem
npm install
ACTUATOR_TOKEN=dev-token npm start
curl -H "Authorization: Bearer dev-token" http://localhost:3000/actuator
open http://localhost:3000/trace/ui