10 comments on “Docker HTTP Proxy and DNS Configuration Cheat Sheet (now includes automatic HTTP Proxy detection)”

Docker HTTP Proxy and DNS Configuration Cheat Sheet (now includes automatic HTTP Proxy detection)

This blog post provides a little cheat sheet on running a Linux host with or without a Docker client behind HTTP proxies. For Ubuntu and similar Linux distributions, we will also show how to detect the proxy available and adapt…

4 comments on “AWS Automation Part 4: Using Terraform for AWS Automation”

AWS Automation Part 4: Using Terraform for AWS Automation

This is part 4 of a blog post series, in which we explore how to automate Amazon Web Services (AWS) using the Terraform open source software by HashiCorp. Similar to Cloudify, Terraform is a versatile way to codify any type of infrastructure and…

5 comments on “Ansible Tower – a Hello World Example”

Ansible Tower – a Hello World Example

This entry is part 2 of 3 in the series The Ansible & Salt Series

This is part IV of a little "Hello World" example for Ansible, an IT automation (DevOps) tool. This time, we will get acquainted with Ansible Tower, a web front end for Ansible. The post has following content: Quickest way of "installing" an Ansible Tower…

4 comments on “AWS Automation based on Vagrant — Part 3: Creating a Docker Host on AWS in 10 Minutes using Vagrant”

AWS Automation based on Vagrant — Part 3: Creating a Docker Host on AWS in 10 Minutes using Vagrant

Learn how Vagrant can be used to perform more sophisticated provisioning tasks than creation and termination of virtual machines. From our local Vagrant console, we will install Docker host Software and we will verify the results by downloading and testing the Python Docker image.

8 comments on “AWS Automation based on Vagrant — Part 1: Getting started with AWS”

AWS Automation based on Vagrant — Part 1: Getting started with AWS

In this blog post series we will explore, how to automate Amazon Web Services (AWS) by using Vagrant. The series is divided into three parts. Readers that are interested in the automation part only can skip part 1 (the AWS…

12 comments on “AWS Automation based on Vagrant — Part 2: Installation and Usage of the Vagrant AWS Plugin”

AWS Automation based on Vagrant — Part 2: Installation and Usage of the Vagrant AWS Plugin

Learn how to get started with Amazon Web Services EC2 and how to automate simple task like creation and termination of virtual machine instances using Vagrant. This is a first step towards more sophisticated automation tasks like SW installation and shell script execution.

0 comments on “Automating Network Provisioning with Cisco APIC — Exploring the REST API”

Automating Network Provisioning with Cisco APIC — Exploring the REST API

How to automate the configuration of network devices? Cisco APIC-EM (= Application Policy Infrastructure Controller) is a controller that can help us with that task. In this blog post, we will explore its modern REST API for accomplishing basic tasks like creating, reading, updating and deleting (CRUD)…

4 comments on “Ansible Templating – A Hello World”

Ansible Templating – A Hello World

This entry is part 1 of 1 in the series Ansible

This post is a continuation of my previous  post, where we have gone through a little "Hello World" example using Ansible, an IT automation tool. Last time we had performed SSH remote shell commands. This time, we will go though a little…

19 comments on “Ansible Hello World – Ansible vs. Salt vs. Chef vs. Puppet”

Ansible Hello World – Ansible vs. Salt vs. Chef vs. Puppet

This entry is part 1 of 3 in the series The Ansible & Salt Series

This is part 1 of a little Ansible Hello World example, an IT automation tool. The post has the following content: Comparison of the popularity of Ansible, Salt, Chef, and Puppet Installation of Ansible based on Docker Simple Example Playbooks (i.e.…