DevOps Practices and Tools

Introduction

DevOps combines software development (Dev) and IT operations (Ops) to shorten the development lifecycle and provide continuous delivery of high-quality software.

Key Principles

DevOps Pipeline

Plan

  • Project planning
  • Issue tracking
  • Version control
  • Documentation

Code

  • Code development
  • Code review
  • Source control
  • Testing

Build

  • Continuous Integration
  • Build automation
  • Unit testing
  • Code analysis

Deploy

  • Continuous Delivery
  • Release management
  • Configuration management
  • Infrastructure as Code

Popular Tools

CI/CD Tools

Configuration Management

Containerization

Jenkins Pipeline Example


pipeline {
    agent any
    stages {
        stage('Build') {
            steps {
                sh 'npm install'
                sh 'npm run build'
            }
        }
        stage('Test') {
            steps {
                sh 'npm run test'
            }
        }
        stage('Deploy') {
            steps {
                sh './deploy.sh'
            }
        }
    }
}

Best Practices

Common Challenges

Monitoring and Logging

Essential Metrics