Moemen Mhedhbi Moemen Mhedhbi | Feb 8, 2019 | BASICS, TECH
When it comes to operationalizing your log data, HAProxy provides a wealth of information. In this blog post, we demonstrate how to set up HAProxy logging, target a Syslog server, understand the log fields, and suggest some helpful tools for parsing log files. [On...
Chad Lavoie Chad Lavoie | Oct 24, 2018 | BASICS, TECH
An HAProxy configuration file guides the behavior of your HAProxy load balancer. In this post, we demonstrate its four most essential sections. There are four essential sections to an HAProxy configuration file. They are global, defaults, frontend, and backend. These...
Chad Lavoie Chad Lavoie | Oct 17, 2018 | BASICS, TECH
An HAProxy map file stores key-value pairs and is the starting point for some inventive behavior including dynamic rate limiting and blue-green deployments. Dictionaries. Maps. Hashes. Associative arrays. Can you imagine life without these wonderful key-value data...
Chad Lavoie Chad Lavoie | Sep 21, 2018 | BASICS, TECH
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...
Chad Lavoie Chad Lavoie | Sep 13, 2018 | BASICS, TECH
An HAProxy ACL lets you define custom rules for blocking malicious requests, choosing backends, redirecting to HTTPS and using cached objects. See The Webinar: Introduction to HAProxy ACLs: Building Rules for Dynamically Routing Requests, Redirecting Users and...
Baptiste Assmann Baptiste Assmann | Oct 29, 2012 | BASICS, TECH
One of HAProxy’s greatest strengths has got to be its logging system. The amount of information it provides can be invaluable when diagnosing unexpected behavior, studying your website’s traffic, or just getting a feel for how HAProxy works. HAProxy comes...
