Technical Blog

How to build an OpenStack Host

OpenStack is a fantastic open source cloud computing platform that allows you to create your own scalable infrastructure-as-as-service (IAAS) solution. This is a guide of how to install the OpenStack virtual cloud platform on the CentOS7 Operating system. It will work on Red Hat (RHEL), SUSE and Ubuntu. I will...

How to configure SSL HTTPS in Grafana

Here is a quick guide to configuring a self-signed SSL certificate in Grafana, allowing you to browse to: https://your_server:3000 What is Grafana? If you need monitoring dashboards, using Grafana and Prometheus will give you a great solution. Check out https://grafana.com and https://prometheus.io to start your Journey. Grafana SSL SSL is...

Steampipe : Powerful SQL Queries for Cloud

Steampipe is a powerful SQL query engine that is perfect at pulling data from your cloud platform. If it has an API, it can be queried by Steampipe. Install Steampipe: macOS with Brew We recommend installing Homebrew which provides pre-built binaries for Mac. STEP 1: Tap Turbot’s Cask ~$ brew tap turbot/tap STEP 2: Install...

Easy Way to install Ansible on Linux

What is the easiest way to install Ansible on Linux? If you are using Ansible from the official Red Hat or CentOS repositories you may have noticed that the Ansible revision available via yum is significantly out of date. Take Red Hat 7 for example, not a very old version...

Using and Installing the Alation Data Catalog

What is the Alation Data Catalog? Alation is a data catalog tool used to search, query and collaborate on large data sets, using machine learning to gain insights incredibly quickly. In my environment, I have a Teradata source database that uses clickstream to record user behavior on the website, it...

DevOps Guide to Important Terraform Concepts

This is an intermediate guide to the core Terraform concepts. If you can get your head around these core concepts, you will be well on your way to understanding Terraform. I have not included Terraform modules in the guide, modules are a big topic and I will tackle these in...