Ruan Bekker
@ruanbekker
Joined February 15th, 2021
I love cloudy stuff, containers, automation, linux and sharing my knowledge with the world.
Setup a Self-Hosted Git Service with Gitea
Gitea is a self-hosted git service written in Go, it's super lightweight to run and supports ARM architectures as well, so you can run it on a Raspberry Pi as well.
What are we doing today
I...
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Redirect Systemd Unit Logs to Syslog
By default when we create a systemd unit file and start the service using systemd, we can access the logs using journalctl as:
$ sudo journalctl -fu <unit-name>
If we wanted to redire...
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Install Nodejs on Linux using NVM
In this post we will install Nodejs using Node Version Manager (nvm), which allows you to install and use different versions of node via the command line.
For more information on NVM, checko...
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Setup Glitchtip Exception Monitoring on Docker
Glitchtip is a open-source exception monitoring system, it's similar to Sentry, which collects errors reported from your applications and helps you discover errors in real time and also help...
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A Tour with Vagrant and VirtualBox on Mac
Vagrant, yet another amazing product from Hashicorp.
Vagrant makes it really easy to provision virtual servers for local development (not limited to), which they refer as "boxes",...
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Running Traefik Proxy on Docker
In this tutorial we will be setting up Traefik v2 as our reverse proxy with port 80 and 443 enabled, and then hook up a example application behind the application load balancer, and route i...
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Performance Monitoring with Elastic APM
In this post we will setup a Python Flask Application which includes the APM Agent which will collect metrics, that gets pushed to the APM Server. If you have not setup the Elastic Stack wi...
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Weather Monitoring with Grafana and the DHT22 Sensor
In this tutorial, we will connect the DHT22 sensor to the Raspberry Pi Zero via the GPIO pins to measure temperature and humidity and visualize it with Grafana.
Then we will write a Python e...
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Getting Started with Prometheus and Node Exporter
Prometheus is one of those awesome open source monitoring services that I simply cannot live without. Prometheus is a Time Series Database that collects metrics from services using it's expo...
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AWS S3 KMS and Python for Secrets Management
So your application need to store secrets and you are looking for a home for them. In this tutorial we will see how we can use Python, S3 and KMS to build our own solution for managing secre...
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Setup a Serverless URL Shortener on AWS
Today we will setup a Serverless URL Shortener using API Gateway, Lambda with Python and DynamoDB.
Overview
The service that we will be creating, will shorten URLs via our API which will cre...
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Using Python RQ for Task Queues in Python
This is a getting started on python-rq tutorial and I will demonstrate how to work with asynchronous tasks using python redis queue (python-rq).
What will we be doing
We want a client to sub...
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Gitlab CICD Pipeline to Deploy your Python Flask API with Postgres on Heroku
Today we will build a Restful API using Python Flask, SQLAlchemy using Postgres as our Database, testing using Python Unittest, a CI/CD Pipeline on Gitlab, and Deployment to Heroku.
Should y...
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Capturing 54 Million Passwords with a Docker SSH Honeypot
The last couple of days I observed thousands of SSH Brute Force Attacks, so I decided I will just revisit my SSH Server configuration, and change my SSH port to something else for the interi...
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Encryption using PyCrypto in Python
While I'm learning a lot about encryption at the moment, I wanted to test out encryption with the PyCrypto module in Python using the Advanced Encryption Standard (AES) Symmetric Block Ciphe...
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Improve MySQL Write Performance Using Batch Writes
I am no DBA, but I got curious when I noticed sluggish write performance on a mysql database, and I remembered somewhere that you should always use batch writes over sequential writes. So I...
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Setup a Hugo Blog with the Kiera Theme
In this tutorial we will setup a Hugo Blog with the Kiera theme on Linux and will be using Ubuntu for this demonstration, but since Hugo runs on Go, you can run this on Windows, Linux or Mac...
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Setup AWS S3 Cross Account Access
In this tutorial, I will demonstrate how to set up cross-account access for S3, from using two AWS Accounts.
Scenario
We will have 2 AWS Accounts:
a Green AWS Account which will host the I...
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Getting Started with Grafana Loki for Logging
Logging with Loki is AMAZING!
Background
In the past couple of months I've been working a lot with logging, but more specifically logging with Loki. As most of my metrics reside in Promethe...
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Using the libvirt provisioner with Terraform for KVM
In this post we will use the libvirt provisioner with Terraform to deploy a KVM Virtual Machine on a Remote KVM Host using SSH and use Ansible to deploy Nginx on our VM.
In my previous post...
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Sending Slack Messages with Python
In this post I will demonstrate how to send messages to slack using python based on the status of an event.
We will keep it basic, that when something is down or up, it should send a slack m...
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HTTPS for Local Development with MiniCA
In this tutorial we will use minica to enable us to run our web applications over HTTPS for local development.
To read more about about minica check out their website.
Generate Certificates...
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Running Grafana Loki behind Nginx Reverse Proxy
In this tutorial I will demonstrate how to run Loki v2.0.0 behind a Nginx Reverse Proxy with basic http authentication enabled on Nginx and what to do to configure Nginx for websockets, whic...
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