Puppet Components In the previous article we have seen Puppet basic. Now let’s discuss about Puppet Components : Puppet Commands Here are some useful Puppet commands in order to run our following example : # Display puppet help man page $ puppet help |more # Find a resource $ puppet resource –types | grep -i …
Introduction Puppet is one of the oldest IT automation tool based on Ruby. It’s used to configure, manage, deploy and orchestrate various applications accross your infrastructure. Puppet comes with multiple built-in resources types (Puppet resources), that can perform almost any IT-driven automation task. There are two deployment model : Puppet supports various OS like RedHat, …
Create a repository From scratch From existing repo Observe my repository Files changes in working dir Changes made to track files History of changes Show a commit All local branches Update Pull latest changes (fetch + merge) Fetch latest changes (does not merge) Publish Stages file Commit all local changes Push changes to origin Revert …
Introduction – What is GIT ? Git is a free and open source version control system. Unlike older centralized version control systems such as SVN and CVS, Git is distributed : every developer has the full history of their code repository locally. Git also has excellent support for branching, merging, and rewriting repository history, which has …
Introduction DevOps engineers must be comfortable with Linux but also with softwares and programming languages like Python, NodeJS and Java. It’s important to understand how applications are built, deployed and how to troubleshoot, in order to be able to setup CI/CD. In this article, we will see together 3 of the most used programming languages used. Java …
What is Jira ? Jira Software is a great tool for agile project and software development. Indeed, it suits all phases of the project, from the creation of the initial concept to the launch and supports Scrum and Kanban methods. You can plan, record, coordinate and monitor problems, distribute tasks, prioritize requirements and manage theirs …
Introduction to Agile methods In software development, Agile practices approach discovering requirements and developing solutions through the collaborative effort of self-organizing and cross-functional teams and their customers. It advocates adaptive planning, evolutionary development, early delivery, and continual improvement, and it encourages flexible responses to change. The goal is to quickly show something to the stakeholder and have their feedback quickly and often and …
Introduction Let’s start a new serie of articles on DevOps ! Before talking about methods, good practices, automation, CI/CD, pipelines or DevOPS tools, we will begin by defining what is DevOps. What is Development ? In the software industry, development is referred to as a process by which software is created using procedures or programming …
Introduction In this article, we will see an overview of Docker Swarm and it’s concepts. Running you containers on a single host is probably good for testing and development, but in a production environment, this may not be a good idea to have a single point of failure. With Docker Swarm, you can combine multiple …
Applications AWS Step Functions AWS Step Functions provides serverless orchestration for modern applications. Orchestration centrally manages a workflow by breaking it into multiple steps, adding flow logic, and tracking the inputs and outputs between the steps. As your applications execute, Step Functions maintains application state, tracking exactly which workflow step your application is in, and …
AWS Series – Applications, Mobile and Virtual Desktop Read More »