Skip to content

allengb208/Devops

BranchesTags

Folders and files

NameName
Last commit message
Last commit date

Latest commit

 

History

2 Commits
.github/workflows
.github/workflows
 
 
README.md
README.md
 
 

Repository files navigation

Welcome to the DevOps Roadmap!

Introduction

Welcome to the world of DevOps! As the technological landscape continues to evolve, the demand for efficient software development practices has never been greater. DevOps stands at the forefront, revolutionizing the way software is developed, delivered, and maintained. In this roadmap, we aim to delve into the realm of DevOps, exploring its principles, methodologies, and tools, while empowering our college GitHub community with the knowledge and skills essential for modern software development practices.

What is DevOps?

DevOps, a portmanteau of "development" and "operations," represents a cultural and technical approach that emphasizes collaboration, communication, and integration between software development and IT operations. It aims to streamline the software delivery process by fostering a culture of shared responsibility among development, operations, and other stakeholders involved in the software lifecycle.

At its core, DevOps focuses on breaking down silos between development and operations teams, promoting automation, continuous integration, continuous delivery (CI/CD), and a feedback-driven iterative process. By adopting DevOps practices, organizations can accelerate software development, improve deployment frequency, and achieve higher levels of reliability, security, and scalability.

DevOps encompasses a variety of practices and tools that aid in achieving its objectives. These can include version control systems (such as Git), configuration management, containerization (using tools like Docker or Kubernetes), infrastructure as code, automated testing, monitoring, and collaboration platforms.

In essence, DevOps represents a fundamental shift in how software development and deployment are approached, aiming to bridge the gap between development, operations, and other cross-functional teams to enable faster, more reliable, and efficient software delivery. Through this roadmap, we aim to explore the key concepts, methodologies, and tools within the DevOps landscape, equipping our community with the knowledge and skills necessary to thrive in the dynamic world of modern software development.

Resources

Programming

Programming in DevOps is essential to automate processes, create tools, and develop scripts for infrastructure, configuration, and deployment.

Linux , Operating systems and Versioning

Linux, operating systems, and versioning are fundamental in DevOps. Linux offers flexibility and stability for tools, while operating systems knowledge aids in efficient infrastructure management. Versioning, especially with Git, ensures code consistency, collaboration, and reliability in DevOps workflows.

Yaml/Json

YAML (YAML Ain't Markup Language) and JSON (JavaScript Object Notation) are essential in DevOps as they serve as configuration file formats. They define structures for data interchange and configuration settings. Often termed the "ABCs of DevOps," they enable clear, human-readable syntax for defining configurations, facilitating automation, and seamless integration within DevOps pipelines.

Scripting

Scripting in DevOps involves the use of scripts (small programs or code snippets) to automate tasks, streamline processes, and facilitate repetitive actions within the software development lifecycle. Scripting languages like Bash, Python, PowerShell, and Ruby are commonly used to create automation for tasks such as provisioning, configuration, deployment, testing, and monitoring. These scripts enable efficiency, consistency, and repeatability in DevOps workflows by automating routine and complex tasks, allowing teams to focus on higher-value activities.

Networking

Networking is vital in DevOps as it forms the backbone of communication and connectivity within software systems. It enables seamless interaction between various components, allowing efficient data transfer, accessibility, and communication among diverse tools, servers, and services. Effective networking ensures reliable and robust infrastructure, enabling smooth deployment, continuous integration, and seamless operations within DevOps environments.

Containers and Container Orchetrization

Containers are lightweight, portable, and isolated environments that package applications and their dependencies. Container orchestration involves managing, automating, and scaling these containers across a cluster of machines. Crucial in DevOps, orchestration tools like Kubernetes streamline deployment, scaling, and management of containers, enhancing efficiency, flexibility, and resilience in complex, microservices-based applications.

Configuration Management

Configuration management involves maintaining and controlling the state of systems, ensuring they function as intended. Tools like Ansible, Chef, and Puppet are used to automate and standardize infrastructure and application configuration. They provide frameworks for defining and enforcing desired configurations, enabling consistency, scalability, and efficient management of large and dynamic infrastructure in DevOps.

Infrastructure as Code (IAC)

  • Infrastructure as Code (IaC) is a practice that involves managing and provisioning computing infrastructure through machine-readable scripts or definition files, rather than physical hardware configuration or interactive configuration tools.

Terraform is a popular IaC tool used in DevOps. It allows users to define and provision infrastructure as code. Terraform uses a declarative configuration language to describe the desired end-state of the infrastructure. It's used to create, manage, and update infrastructure resources in various cloud and on-premises environments. Terraform facilitates efficient, reproducible infrastructure provisioning and automation, streamlining DevOps processes and ensuring consistent, scalable, and manageable infrastructure deployments.

Service Mesh

  • A service mesh is a dedicated infrastructure layer designed to handle communication between microservices within a network. It manages and facilitates communication, authentication, and other cross-cutting concerns within a distributed application. It's needed to address complexities that arise in microservices architectures, providing features like service discovery, load balancing, security, and observability. Service meshes ensure secure and reliable communication between services, easing the challenges of managing a large number of microservices within a network.

  • [ Istio & Service Mesh - simply explained in 15 mins ] [ https://youtu.be/16fgzklcF7Y?si=tNBQohmSHSXVvFmI]

  • [ Consul Crash course - TechWorld with Nana ] [https://youtu.be/s3I1kKKfjtQ?si=YRRoULz8dUo0zL1y ]

  • [ Istio Setup in Kubernetes | Step by Step Guide to install Istio Service Mesh ][ https://youtu.be/voAyroDb6xk?si=7PvLvoq-eGvB7T8r ]

CI/CD Pipelines

  • CI/CD stands for Continuous Integration/Continuous Deployment (or Continuous Delivery). It's a set of practices, principles, and tools used in software development to automate and streamline the processes of building, testing, and deploying code.

  • Continuous Integration (CI): Refers to the practice of frequently and automatically integrating code changes from multiple developers into a shared repository. It involves automated testing to detect issues early and maintain code quality.

  • Continuous Deployment/Delivery (CD): Entails the automated process of deploying code changes to production or staging environments. Continuous Delivery typically means that every change is deployable, while Continuous Deployment often involves automatically releasing the changes to production.

CI/CD pipelines aim to speed up software development, enhance code quality, and minimize risks by automating various stages, such as building, testing, and deploying code changes. This results in faster, more reliable, and iterative software development, allowing teams to deliver features and updates to users more frequently and efficiently.

Infrastructure and monitoring

Application monitoring

Application monitoring is the process of observing and analyzing the performance, behavior, and availability of software applications. It involves tracking various metrics, such as response times, error rates, resource utilization, and user interactions, to ensure applications function optimally.

Monitoring tools and techniques help detect issues, performance bottlenecks, and potential failures within applications. It provides insights into application health, allowing teams to proactively identify and address issues, optimize performance, and maintain a positive user experience. Application monitoring is crucial in DevOps to maintain reliability, identify areas for improvement, and support continuous enhancement of software systems.

Logs Management

Logs management in DevOps refers to the systematic handling and analysis of log data generated by software applications, servers, or infrastructure components. It involves collecting, storing, analyzing, and interpreting logs to monitor system performance, troubleshoot issues, track application behavior, and identify potential problems. Effective log management ensures visibility, aids in debugging, and provides insights for optimizing system performance and maintaining reliability within the DevOps environment.

Cloud

The cloud refers to the delivery of computing services—such as servers, storage, databases, networking, software, and analytics—over the internet ("the cloud") instead of on local hardware. It offers scalability, flexibility, and cost-effectiveness.

In DevOps, the cloud is crucial as it provides the infrastructure and services necessary for continuous integration, continuous delivery, and automation. DevOps leverages cloud computing for rapid provisioning of resources, scalability, on-demand environments, and automated deployments, facilitating efficient and agile software development, testing, and deployment processes. Cloud services enable faster innovation, collaboration, and quicker time-to-market for applications and services in a DevOps environment.

Exams and Certifications

About

No description, website, or topics provided.

Resources

Readme
Activity

Stars

0 stars

Watchers

1 watching

Forks

0 forks
Report repository

Releases

No releases published

Packages

No packages published

Contributors 2

  •  
  •