Docker is a suite of software development tools for creating, sharing and running individual containers. it started with a great developer experience. You can just bring up new applications with a simple command; docker run -it alpine.
Docker is a containerization platform that packages your application and all its dependencies together in the form of a docker container to ensure that your application works seamlessly in any environment. Docker Container is a standardized unit which can be created on the fly to deploy a particular application or environment. It could be an Ubuntu container, CentOs container, etc. to full-fill the requirement from an operating system point of view. Also, it could be an application oriented container like CakePHP container or a Tomcat-Ubuntu container etc.
Here are the list of 200+ Docker tutorials for all levels – developers, architects and DevOps engineers. Special thanks to all the community members who contributed to these tutorials.
Table of Contents
Overview
- What is Docker?
- Difference between Docker & Container
- What are Containers? What are they used for?
- Difference between VM and Docker
- Similarity between VM and Docker
- How is Container different from Virtual Machine?
- How is Docker Networking different from VM Networking
- Understanding Docker Underlying Technologies
- What happen when Containers are Launched?
- Can container communication cross over to non-containerized apps?
- Architecture of Docker
- Installing Docker on Linux
Docker Images and Containers
- What is a Docker Image?
- Building Your own Docker Image from Scratch
- What is Docker Container?
- Difference between Docker Image Vs Docker Container?
- Difference between Docker Image Vs Docker Container?
- Building a Private Docker Registry
- Running Hello World Example
- Working with Docker Image
- Saving Images and Containers as Tar Files for Sharing
- Versioning an Image with Tags
- Building Your First Alpine Docker Image and Push it to DockerHub
- Building Docker Image from Scratch
- Creating Docker Base Image
- Using ONBUILD Images
- Writing Your First DockerFile
- Injecting files into your image using ADD
- Rebuilding without Cache
- How is ENTRYPOINT instruction under Dockerfile different from RUN instruction?
- Difference between Docker Compose Vs Dockerfile
- How to use ARG to pass enviornmental variable at runtime
- Accessing the Container Shell
- Running a Command inside running Container
- Managing Docker Containers
- Creating Volume Mount from Dockerfile
- Managing volumes through Docker CLI
- Creating Volume Mount from docker run command & sharing same Volume Mounts among multiple containers
- Mounting host directory into container
- Creating Volume with Alpine OS
- Using Docker Networks
Docker Compose
- Compose101 Slides
- Introduction to Docker Compose
- Dockerfile Vs Docker compose
-
How to Install Docker Compose?
- Lab #1:
version
Command - Lab #2:
help
Command - Lab #3:
Config
Command - Lab #4:
Build
Command - Lab #5:
Pull
Command - Lab #6:
Push
Command - Lab #7:
up
Command - Lab #8:
Images
Command - Lab #9:
ps
Command - Lab #10:
Stop
Command - Lab #11:
Start
Command - Lab #12:
Restart
Command - Lab #13:
pause
Command - Lab #14:
Unpause
Command - Lab #15:
Logs
Command - Lab #16:
Port
Command - Lab #17:
Run
Command - Lab #18:
Scale
Command - Lab #19:
Exec
Command - Lab #20:
Kill
Command - Lab #21:
Rm
Command - Lab #22:
Down
Command
- Lab #1:
- Create first docker compose file with ngnix and mysql
- Use JSON instead of YAML compose file in Docker?
- A Simple WordPress Application running on Single Node using Docker Compose
Docker Swarm
Introduction to Docker Swarm
Docker Services | Scaling | Draining Node | Rescheduling Containers
- Creating 5-Node Docker Swarm Cluster
- Lab #1: Creating Overlay Network
- Lab #2: Deploy Services
- Lab #3: Inspecting Docker Swarm Service States
- Lab #4: Scaling Docker Swarm Services
- Lab #5: Deploy the application components as Docker services
- Lab #6: Drain a node and reschedule the containers
- Lab #7: Cleaning Up
Docker Networking – II
Overlay Networking
- Lab #1: Docker Overlay Networking
- Lab #2: Create an overlay network
- Lab #3: Create a service
- Lab #4: Test Service Discovery
- Lab #5: Test Routing Mesh
- Lab #6: Test standalone containers in OverlayNetwork
Implementing MacVLAN
Docker Security101
Docker Content Trust
- Lab01 – Pulling images by tag
- Lab02 – Pulling images by digest
- Lab03 – Docker Content Trust
- Lab04 – Official Images
- Lab05 – Extra for experts
- Lab06 – Enable Docker Content Trust
- Lab07 – Push & Sign an Image
- Lab08 – Cleaning Up
Docker Secrets Management
- Lab01- Create a Secret
- Lab02 – Manage Secrets
- Lab03 – Access the secret within an app
- Lab04 – Clean-up
Docker Secret Management with UCP
Docker Network Security
- Lab01 – Create an encrypted overlay network
- Lab02 – List networks
- Lab03 – Deploy a service
- Lab04 – Clean-up
Security Scanning
- Lab01 – Create a private Hub repo
- Lab02 – Pull an image
- Lab03 – Tag and push an image
- Lab04 – View scan results
- Lab05 – Clean-up
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