RequestCounter

RequestCounter

Services to handle and count requests.

Run, Build and Development

• Requires Golang 1.18, Docker.
• Set required config in .env.
• See Makefile command to build and run.

Cluster

• Single instance service.
• Counts the number of http requests made to it.
• Returns current count in a request.
• Basic async disk persistence.

RequestCounter

• Multi instance service. Currently 3 replicas.
• Counts the number of http requests made to it.
• Makes request to cluster on behalf of client.
• Returns human readable informational message about node and cluster counts.

nginx

• Client facing service. Publicy exposed.
• Reverse proxy to RequestCounter services.

External libs used

• github.com/pkg/errors: useful for handling and bubbling up errors, with stack traces.