Load balance anything with HAProxy
Recently I wanted to load balance a TCP service i.e. not http, in the past I’ve used ultramonkey but there doesn’t seem to be any maintained Redhat/Centos packages. After some googling I found that haproxy can balance non-http services but examples of non-http configurations are few and far between, this blog post lead me to my solution, so after the jump I have…
How to Setup IKEv2 VPN Server with Radius Authentication and Let’s Encrypt on Ubuntu 18.04
Introduction Five years ago, VPNs were reserved for the power users and I.T. departments of large companies. Today, VPN services are growing in popularity by each passing day. The need for privacy and internet freedom has never been greater at a time when DMCA notices are flying left and right, ISPs throttle connections and streaming…
Linux CHMOD Command
In Unix-like system, which includes Linux, there are sets of rules for each file, which defines who can access that file and how they can access that file. These rules are called permissions or modes. That brings us to the chmod command, which stands for change mode. Before using chmod, we recommend that you understand how to define and express permissions.…
Grep Command in Linux/Unix | Explained
In the world of Linux and Unix systems, the grep command stands as a powerful tool for searching and filtering text. Whether you’re a system administrator, developer, or an everyday user, understanding grep its various options will empower you to efficiently locate and extract specific content from files and directories. In this comprehensive guide, you’ll explore the ins and…
Alpine Linux Raspberry Pi and Wireless (WiFi) firmware
Pidora doesn’t appear to be being maintained anymore and CentOS/Fedora support for the Pi appears to be focused on the version 2 hardware, so I’ve been looking for an alternative distro. I’m very early on in my experimentation with docker, and docker is not in anyway related to my Pi, but since the unofficial announcement that they were moving away…
UniFi, OpenWRT, freeRADIUS: Mac Address Dynamic VLAN Assignment for WPA2-PSK
This is much simpler than I imagined… Scenario For my home Wi-Fi, I want a single SSID but I want to place devices (Such as IOT) into different VLANs, but since this is personal use I don’t want the headache of certificates that comes with 802.1x / WPA-Enterprise, thus want to keep the simplicity of…