Introduction to HAProxy Maps

Introduction to HAProxy Maps

An HAProxy map file stores key-value pairs and is the starting point for some inventive behavior. Read on to learn more. Dictionaries. Maps. Hashes. Associative arrays. Can you imagine life without these wonderful key-value data structures? The mad, dystopian world it...
HAProxy on AWS: Best Practices Part 2

HAProxy on AWS: Best Practices Part 2

Placing HAProxy at the edge of your AWS infrastructure is possible without involving Elastic Load Balancing (ELB). In this article, we’ll discuss how. There is such a thing as too many layers. There’s a restaurant in town that serves the most outrageously layered...
Introduction to HAProxy Stick Tables

Introduction to HAProxy Stick Tables

HTTP requests are stateless by design. However, this raises some questions regarding how to track user activities, including malicious ones, across requests so that you can collect metrics, block users, and make other decisions based on state. The only way to track...
Introduction to HAProxy ACLs

Introduction to HAProxy ACLs

When IT pros add load balancers into their infrastructure, of course they’re looking for the ability to scale out their websites and services, get better availability, and gain more restful nights knowing that their critical services are no longer single points of...