Docker Fundamentals for DevOps

Docker Fundamentals for DevOps

Course Overview

This comprehensive course will teach you everything you need to know about Docker and containerization. Perfect for DevOps engineers and developers looking to modernize their application deployment process.

Learning Objectives

  • Understand container fundamentals and Docker architecture
  • Master Docker commands and best practices
  • Build efficient Docker images
  • Manage multi-container applications with Docker Compose
  • Implement container orchestration basics

Course Modules

Module 1: Container Basics

  • What are containers?
  • Container vs Virtual Machines
  • Docker architecture
  • Installing Docker

Module 2: Working with Docker

  • Basic Docker commands
  • Managing containers
  • Docker networking
  • Volume management

Module 3: Docker Images

  • Writing Dockerfiles
  • Building images
  • Image optimization
  • Multi-stage builds

Module 4: Docker Compose

  • Introduction to Docker Compose
  • Writing docker-compose.yml
  • Managing multi-container apps
  • Development workflows

Hands-on Projects

  1. Basic Container Management 
    # Project 1: Running and managing containers
docker run -d -p 80:80 nginx
docker ps
docker logs container_id
  2. Custom Image Creation 
    # Project 2: Building a custom web application image
FROM node:14-alpine
WORKDIR /app
COPY package*.json ./
RUN npm install
COPY . .
EXPOSE 3000
CMD ["npm", "start"]
  3. Multi-Container Application ```yaml

    Project 3: Docker Compose application

    version: ‘3’ services: web: build: ./web ports:

    • “3000:3000” db: image: mongo volumes:
    • db-data:/data/db volumes: db-data: ```

Prerequisites

  • Basic command line knowledge
  • Fundamental understanding of web applications
  • Familiarity with Git

Assessment Methods

  • Hands-on projects
  • Quizzes after each module
  • Final capstone project

Resources

Required Tools

  • Docker Desktop
  • Visual Studio Code
  • Git

Additional Reading

Support

  • Weekly live Q&A sessions
  • Discussion forums
  • Code review sessions

Start your container journey today and master the fundamentals of Docker for modern application deployment!