Continuous Deployment of Load Balancer Configurations

I thought I’d describe some optimizations I’ve made to my load balancers at work, both for the good of the older me, and in case someone would benefit from some of my ideas. Background The load balancers are based on four software packages that integrate to create a powerful whole: Keepalive Daemon provides a common… Continue reading Continuous Deployment of Load Balancer Configurations

WordPress behind HAProxy with TLS termination

My current project has been to set up a publicly accessible web server with a decent level of security. It has been an interesting exercise in applying “old” knowledge and gathering some new. This weekend I finished this project for now. The current setup is as follows: Behind my firewall, where I NAT port 80 and… Continue reading WordPress behind HAProxy with TLS termination

Securing an Internet accessible server – Part 2

In part 1 we made it significantly harder to gain access to our server once it is opened up to the Internet – but we’re not quite ready for that yet. In this post we’re exploring a firewall in Ubuntu, ufw, which stands for “uncomplicated firewall”, and we’ll set up some additional hardening using Fail2Ban to protect ourselves… Continue reading Securing an Internet accessible server – Part 2