HAProxy is a TCP proxy and a HTTP reverse proxy. It supports SSL termination and offloading, TCP and HTTP normalization, traffic regulation, caching and protection against DDoS attacks.
Prometheus, a CNCF project, is a systems and service monitoring system. It collects metrics from configured targets at given intervals, evaluates rule expressions, displays the results, and can trigger alerts if some condition is observed to be true.
This chart bootstraps a Prometheus deployment on a Kubernetes cluster using the Helm package manager.