Install Gerrit 3.11.2 on Ubuntu 24.04
Introduction This guide walks you through installing Gerrit 3.11.2 on Ubuntu 24.04, using Java 21 and a dedicated system user. […]
DevOps & Software Delivery
Installation & Deployment
DevOps & Software Delivery
Install Jenkins on Kubernetes with Helm
This guide walks you through installing Jenkins in a Kubernetes cluster using Helm, with: Prerequisites Save this as jenkins-pvc.yaml: Apply
Networking & Connectivity
Set Up HAProxy for TLS Passthrough with SNI Routing on OPNsense
In this guide, we’ll configure HAProxy on OPNsense to support TLS passthrough with SNI-based routing. This allows secure HTTPS traffic
Networking & Connectivity
WireGuard VPN on OPNsense 25.1
Architecture Overview: This setup runs WireGuard on an AWS EC2-based OPNsense firewall (WireGuard server) in the public subnet (10.0.0.0/20). The
Networking & Connectivity
Deploy OPNsense 25.1 Nano on AWS
Architecture Overview: Interface Subnet Private IP Public IP WAN (ena0) test-subnet-public1-ap-south-1a 10.0.0.4 Yes LAN (ena1) test-subnet-private1-ap-south-1a 10.0.128.4 No ⚠️ Do
Observability & Operations
Install Zabbix on Ubuntu 24.04
Start new shell session with root privileges. Make sure you have a database server up and running (I use MariaDB
DevOps & Software Delivery
Use Jenkins Docker Plugin to Run Jenkins Jobs Inside Docker Containers
If Docker is not installed yet, install it first. Then, add Jenkins to the Docker group to allow it to
Containers & Kubernetes
Install Docker on Ubuntu 24.04
Remove any existing Docker packages to avoid conflicts: Ensure your package index is up-to-date: Add Docker’s GPG key to verify
DevOps & Software Delivery
Install Jenkins on Ubuntu 24.04
Jenkins requires Java, so install OpenJDK: This will open a blank editor. Add the following lines: Save the file and
Web Platforms & Applications
Install WordPress with Nginx on Ubuntu 24.04
Ensure all existing packages are up-to-date: Install the Nginx web server: Start and enable Nginx to run on boot: Install