In my earlier weblog, The Rise and Rise of DevOps Adoption, I explored the exceptional rise in recognition of DevOps and the speedy adoption of DevOps practices throughout the tech trade. DevOps consists of numerous instruments and applied sciences, every important in bringing a software program product to life. Nevertheless, this abundance of decisions may be overwhelming for aspiring DevOps engineers.
On this weblog, I’ll define a complete DevOps roadmap and delve into the roles of in style DevOps instruments at every stage of the event and operational processes.
Plan
The starting stage lays the inspiration for any software program product, defining the scope, targets, necessities, and techniques.
Planning and Jira go hand in hand. Jira is a well-liked venture administration device developed by Atlassian, and it’s broadly utilized in software program growth to plan, monitor, and handle initiatives. It helps numerous venture administration methodologies, together with Agile, Scrum, Kanban, and extra.
Code
The coding section includes writing and managing the supply code.
As a number of builders collaborate on bringing software program to life, we use a Model Management System (VCS) that helps monitor and handle modifications to supply code over time. Git is arguably probably the most broadly used VCS that maintains a supply code repository and gives branching and merging capabilities.
Builders observe design patterns to translate necessities into programming code. This code may be written in numerous programming languages relying on the venture’s necessities. Some in style programming languages throughout the trade are Java, JavaScript, C++, Python, and Go.
Construct
Subsequent, we have to convert our high-level code to binary, since computer systems solely perceive the language of ones and zeros. The construct section automates compiling supply code, linking libraries, and creating executables from the supply code.
Maven, Bazel, Ant, and Gradle are in style construct instruments.
Check
Testing is a essential section to satisfy high quality and reliability requirements. There are a number of testing methods to make sure the product meets person expectations and performs as meant. A number of in style methods are unit testing, integration testing, white field testing, and regression testing.
Testers use instruments that automate testing, together with in style ones akin to Selenium, SonarQube, PyTest, and Cucumber.
Launch
At this stage, software program is ready for deployment and launched to prospects. The mixing and deployment course of is automated and pipelined into a steady integration and steady supply/steady deployment (CI/CD) pipeline. CI/CD pipelines automate the construct, take a look at, and deployment processes, permitting seamless transitions between growth and releases.
GitLab CI/CD, Jenkins, and Travis CI are in style instruments for automating software program releases.
Watch a hands-on CI/CD tutorial in Snack Minute Ep. 114, out there on the Cisco U. by Studying and Certifications YouTube Channel.
Deploy
On this section, the software program goes dwell in a manufacturing surroundings. Container know-how has taken the software program trade by storm. It’s a light-weight type of virtualization that gives a strategy to package deal an software and its dependencies right into a single unit. From there, it may be simply distributed and executed persistently throughout totally different computing environments. Docker is among the hottest containerization platforms.
Fashionable deployments are additionally carried out by cloud suppliers utilizing IaaS, PaaS, and SaaS choices. Cloud deployments assist organizations entry a big quantity of storage and disc area whereas decreasing operational prices. AWS is a well-liked alternative for internet hosting purposes, providers, and assets.
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Learn “Up, Up, and Away to the Clouds” by Hank Preston. Learn now
Function
This section includes the administration of the infrastructure internet hosting the deployed software. The favored alternative for managing containers is Kubernetes (K8). It helps automate containerized purposes’ deployment, scaling, administration, and operation.
A number of infrastructure automation instruments, akin to Terraform and Ansible, additionally come into motion at this stage. Terraform supplies and manages infrastructure assets, whereas Ansible focuses on configuration administration, software deployment, and process automation.
New to Terraform? Learn “Making your first Terraform doesn’t should be scary” by Quinn Snyder. Learn now
Watch Ansible for Community Automation | Snack Minute Ep 97 to find out how Ansible streamlines automation and drives effectivity throughout numerous community gadgets and working methods, akin to IOS/IOS-XE, NX-OS, and IOS-XR.
Monitor
This section includes steady monitoring and evaluation of varied purposes, providers, and infrastructure points. Monitoring consists of monitoring application-specific metrics, useful resource utilization, and errors.
ELK Stack and Prometheus are in style instruments to watch deployed purposes.
Begin your DevOps journey
Cisco gives a Cisco Licensed Specialist – DevOps certification. You earn the DevOps Specialist certification by passing one examination, designed to evaluate your DevOps expertise; 300-910 DEVOPS: Implementing DevOps Options and Practices utilizing Cisco Platforms. Incomes this Skilled-level Cisco certification is usually a worthwhile asset in showcasing your experience in DevOps and enhancing your profession alternatives in tech.
Get began by visiting the Cisco Studying Community to obtain the 300-910 DEVOPS examination matters be a part of the DevNet Certifications Group. Then, head to Cisco U., to discover 240+ DEVOPS studying assets, together with Studying Paths, particular person programs, free tutorials, and extra.
Learn subsequent: Exploring Default Docker Networking Half 1 by Hank Preston
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