Create your first Ansible-based Kubernetes Operator - Tutorial

This is a hands-on tutorial for a fully-functional Kubernetes Operator as a follow up of the Introduction to Kubernetes Operators. This Proof-of-Concept shows how you can reuse your Ansible code/skills to do automation on Kubernetes which also allows you to wrap any application (even legacy ones) in a declarative, cloud-native style.

This tutorial will cover writing Kubernetes Operators in no time. Also using previous experience with Ansible ecosystem to write Kubernetes operator without writing real code. You will learn and understand the following:

• What are Kubernetes operators and how they are work.
• How Ansible-based operators work to automate tasks within Kubernetes and how it's different from other operators types.
• How to use your previous experience with Ansible to writing Kubernetes operator in no time.
• How to build your first operator with real use case.

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Introduction to Kubernetes Operators - Presentation

Well, usually I post my talk presentation when it's done. But due to the current situation with Coronavirus all meetups have been canceled (the talk is meant to be held in

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Automating my laptop system setup - Ansible

As I always say, I like to avoid manual boring work, and manual repetitive work is always boring for me! So I used to automate my system I use on my laptop with most of stuff I used to use.

Although I'm not big fan of changing my main system too much. And as I'm the author of

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Test configuration management and infrastructure code - CI

Nowadays infrastructure as code became a de facto! IaC is used intensively in the tech world everyday! And since IaC is just a "code" at the end, so it also needs to be tested to make sure everything is working as expected and

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Developing Ansible Dynamic Inventory Script - Presentation

Last month in Ansible Berlin meetup, I had a session about my experience with writing an external inventory script from scratch for Netbox

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Netbox dynamic inventory script for Ansible - Python

I use Ansible however and whenever I have a chance to do, because Ansible rocks! However nowadays I don't use Ansible as a main configuration management tool at work (but SaltStack).

Ansible's "Dynamic inventory" is one of nice features,

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Your first PyPI package - Python

In last month I worked on a side project, which is Netbox dynamic inventory script for Ansible.

After I finished 85% of unittest coverage, I moved forward to

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Run playbook starting of a certain task - Ansible

Most of the time when people test Ansible playbook or debugging it, I see them run the whole of playbook every time! But one of my preferred ways to do that is "Start and Step".

These options allow you to run playbooks from a

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Opsview/Nagios as dynamic inventory for Ansible - Python

Abstract.

I needed to a unified inventory for all servers I manage, so I made a Python script retrieves servers list and ssh ports from Opsview via APIs, and it supports 4 kinds of output formats:

• Ansible dynamic inventory.
• Ansible static inventory (INI-like).
• OpenSSH config file.
• Pure JSON.

You can find it on Github: Opsview as Ansible inventory.
It looks like a hack more than anything else, and most importantly .. it works! :D
And for now it's enough for current needs.

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Getting Started with Ansible - Presentation

If you looked at the sidebar of this blog, you will find I introduce myself as linux system engineer who is too lazy to do anything manually :D

I have no problem to digging and troubleshooting an issue for hours, or dealing with new technology from zero, but

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Install S3cmd via pip - Ansible

Recently, I needed to install S3Cmd with some other tools via pip, but I didn't find any Ansible role do that, so I made one "ansible-latest-s3cmd".

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Ansible module to list groups in inventory - Bash/AWK

Something I just remembered, just for fun, I created another versions of "Ansible module to list groups in inventory - Python" but with Bash, and AWK :D

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Ansible module to list groups in inventory - Python

Update 1/11/2015: I updated the module and made a Github repository "List Ansible inventory groups".

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I'm really in love with Ansible, it's very simple, very handy ... it's Awesome! You can master it in no time at all! Get Started now!

As far as I remember, I've been started using Ansible since v1.7,

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Generate Ansible inventory from SSH config file

Update 10/1/2016: I updated script and made a Github repository for it: "ansible-inventory-from-ssh-config".
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For a long time I used "Gnome Connection Manager" to manage remote servers, however I moved to "Terminator". I really love Terminator, but If

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