DynamoDB Tutorial on DynamoDB using Bash and the AWS CLI Tools to Interact with a Music Dataset In this tutorial we will be using Amazons DynamoDB (DynamoDB Local) to host a sample dataset consisting of music data that I retrieved from the iTunes API, which we will be using the
Networking Setup a PPTP VPN on Ubuntu 16 In this post we will setup a PPTP VPN on Ubuntu 16.04 Disable IPv6 Networking: Edit the grub config: $ vi /etc/default/grub Make the following changes: GRUB_CMDLINE_LINUX_DEFAULT="
Python Flask Basic REST API Server with Python Flask A Basic RESTFul API Service with Python Flask. We will be using the Flask, jsonify and request classes to build our API service. Description of this demonstration: Our API will be able to
Docker Use Docker Secrets with MySQL on Docker Swarm Today we will use Docker Secrets, more specifically store our MySQL Passwords in Secrets, which will be passed to our containers, so that we don't use clear text passwords in our Compose files.
Encryption Encryption and Decryption with the PyCrypto module using the AES Cipher 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 Cipher. Installing PyCrypto:
Encryption Encryption and Decryption with Simple Crypt using Python Today I wanted to encrypt sensitive information to not expose passwords, hostnames etc. I wanted to have a way to encrypt my strings with a master password and stumbled upon Simple Crypt. Simple
Golang Golang: Reading from Files and Writing to Disk with Arguments From our Previous Post we wrote a basic golang app that reads the contents of a file and writes it back to disk, but in a static way as we defined the source
Golang Golang: Reading from Files and Writing to Disk with Golang Today we will create a very basic application to read content from a file, and write the content from the file back to disk, but to another filename. Basically, doing a copy of
Golang Your First Hello World App with Golang So everyone has been saying how awesome Golang is, and at this moment, I am quite curious to fiddle with it. Golang Environment: Golang Docker Image A quick way to get a Golang
Python Send SMS Messages with Python and Twilio via their API This post will guide you through the steps on how to send SMS messages with Python and Twilio. We will use talaikis.com API to get a random quote that we will include
Nginx Nginx Basic Authentication with Source IP Whitelisting Quick post on how to setup HTTP Basic Authentication and whitelist IP Based Sources to not get prompted for Authentication. This could be useful for systems interacting with Nginx, so that they don't
Java Setup Payara Java Application Server on Ubuntu 16.04 Today we will setup Payara 5 on Ubuntu 16.04 About: Payara is an Open Source Java Application Server. Pre-Requirements: Update and Install Java 8: $ apt update && apt upgrade -y $ apt-get
Storage Create a Logical Storage Volume using LVM on Ubuntu Logical Volume Manager (LVM) - adds an extra layer between the physical disks and the file system, which allows you to resize your storage on the fly, use multiple disks, instead of one,
Docker Populate Environment Variables from Docker Secrets with a Flask Demo App In this post we will create a basic Python Flask WebApp on Docker Swarm, but we will read our Flask Host, and Flask Port from Environment Variables, which will be populated from Docker
Docker Forwarding The Docker Socket via a SSH Tunnel to Execute Docker Commands Locally With automation in mind, when you want to execute docker commands remotely, you want to do it in a secure manner, as you don't want to expose your Docker port to the whole
NoSQL Experimenting with Python and Flata the Lightweight Document Orientated Database Flata is a lightweight document orientated database, which was inspired by TinyDB and LowDB. Why Flata? Most of the times my mind gets in its curious states and I think about alternative ways
AWS Using AWS SSM Parameter Store to Retrieve Secrets Encrypted by KMS using Python Today we will use Amazon Web Services SSM Service to store secrets in their Parameter Store which we will encyrpt using KMS. Then we will read the data from SSM and decrypt using
AWS Expanding the Size of your EBS Volume on AWS EC2 for Linux Resizing your EBS Volume on the fly, that is attached to your EC2 Linux instance, on Amazon Web Services. We want to resize our EBS Volume from 100GB to 1000GB and at the
Docker Docker Environment Substitution with Dockerfile The 12 Factor way, is a general guideline that provides best practices when building applications. One of them is using environment variables to store application configuration. What will we be doing: In this
Python Basic RESTFul API Server with Python Flask A Basic RESTFul API Service with Python Flask. We will be using the Flask, jsonify and request classes to build our API service. Description of this demonstration: Our API will be able to
AWS Using AWS SSM Parameter Store to Retrieve Secrets Encrypted by KMS using Python AWS Systems Manager Parameter Store provides secure storage for configuration data management and secrets management, which allows you to store sensitive iformation like passwords that you can encrypt with your KMS key. Today
Kubernetes Setup a 3 Node Kubernetes Cluster on Ubuntu Setup a 3 Node Kubernetes Cluster on Ubuntu 16.04 What is Kubernetes? As referenced from their website: "Kubernetes is an open-source system for automating deployment, scaling, and management of containerized applications.
Docker Guide to Setup Ranchers Convoy Volume Driver for Docker Swarm with NFS In this post we will setup Rancher's Convoy Storage Plugin with NFS, to provide data persistence in Docker Swarm. The Overview: This essentially means that we will have a NFS Volume, when the
KVM Setup a KVM Hypervisor on Ubuntu to Host Virtual Machines Today we will setup a KVM (Kernel Virtual Machine) Hypervisor, where we can host Virtual Machines. In order to do so, your host needs to Support Hardware Virtualization. What we will be doing
Python Using getpass in Python to accept passwords from stdin without echoing it back Using raw_input in python expects standard input, which echo's it back after enter is executed, below is an example: >>> word = raw_input("What is the word? \n"