book

Docker Deep Dive

by Nigel Poulton

October 2020

Beginner

250 pages

6h 21m

English

Packt Publishing

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0: About the bookWhy should I read this book or care about Docker?What if I’m not a developerShould I buy the book if I’ve already watched your video training courses?How the book is organizedEditions of the bookHaving problems getting the latest updates on your Kindle?The paperback editionLeave a review
The bad old daysHello VMware!VMwartsHello Containers!Linux containersHello Docker!Windows containersWindows containers vs Linux containersWhat about Mac containers?What about KubernetesChapter Summary
Docker - The TLDRDocker, Inc.The Docker technologyThe Open Container Initiative (OCI)Chapter summary
Docker DesktopWindows pre-reqsInstalling Docker Desktop on Windows 10Installing Docker Desktop on MacInstalling Docker on LinuxInstalling Docker on Windows Server 2019Play with DockerChapter Summary
The Ops PerspectiveImagesContainersAttaching to running containersThe Dev PerspectiveChapter Summary
Docker Engine - The TLDRDocker Engine - The Deep DiveGetting rid of LXCGetting rid of the monolithic Docker daemonThe influence of the Open Container Initiative (OCI)runccontainerdStarting a new container (example)One huge benefit of this modelWhat’s this shim all about?How it’s implemented on LinuxWhat’s the point of the daemonSecuring client and daemon communicationChapter summary
Docker images - The TLDRDocker images - The deep diveImages and containersImages are usually smallPulling imagesImage namingImage registriesImage naming and taggingImages with multiple tagsFiltering the output of docker image lsSearching Docker Hub from the CLIImages and layersSharing image layersPulling images by digestA little bit more about image hashes (digests)Multi-architecture imagesDeleting ImagesImages - The commandsChapter summary
Docker containers - The TLDRDocker containers - The deep diveContainers vs VMsThe VM taxRunning containersChecking that Docker is runningStarting a simple containerContainer processesContainer lifecycleStopping containers gracefullySelf-healing containers with restart policiesWeb server exampleInspecting containersTidying upContainers - The commandsChapter summary

Containerizing an app - The TLDRContainerizing an app - The deep diveContainerize a single-container appMoving to production with Multi-stage BuildsA few best practicesContainerizing an app - The commandsChapter summary
Deploying apps with Compose - The TLDRDeploying apps with Compose - The Deep DiveCompose backgroundInstalling ComposeCompose filesDeploying an app with ComposeManaging an app with ComposeDeploying apps with Compose - The commandsChapter Summary
Docker Swarm - The TLDRDocker Swarm - The Deep DiveSwarm primerBuild a secure Swarm clusterSwarm manager high availability (HA)Swarm servicesViewing and inspecting servicesReplicated vs global servicesScaling a serviceRemoving a serviceRolling updatesTroubleshootingBacking up SwarmDocker Swarm - The CommandsChapter summary
Docker Networking - The TLDRDocker Networking - The Deep DiveThe theorySingle-host bridge networksMulti-host overlay networksConnecting to existing networksService discoveryIngress load balancingDocker Networking - The CommandsChapter Summary
Docker overlay networking - The TLDRDocker overlay networking - The deep diveBuild and test a Docker overlay network in Swarm modeTest the overlay networkThe theory of how it all worksDocker overlay networking - The commandsChapter Summary
Volumes and persistent data - The TLDRVolumes and persistent data - The Deep DiveContainers and non-persistent dataContainers and persistent dataDemonstrating volumes with containers and servicesSharing storage across cluster nodesVolumes and persistent data - The CommandsChapter Summary
Deploying apps with Docker Stacks - The TLDRDeploying apps with Docker Stacks - The Deep DiveOverview of the sample appLooking closer at the stack fileDeploying the appManaging the appDeploying apps with Docker Stacks - The CommandsChapter Summary
Security in Docker - The TLDRSecurity in Docker - The deep diveLinux security technologiesDocker platform security technologiesDocker SecretsChapter Summary
Practice makes perfectVideo trainingGet involved with the communityKubernetesFeedback and connecting

Overview

In 'Docker Deep Dive', author Nigel Poulton provides a comprehensive guide to mastering Docker, the leading software container platform. By working through the material, you will gain practical skills in deploying and securing containers, building containerized applications, and implementing advanced Docker networking and volume management strategies.

What this Book will help me do

Understand how to install and configure Docker across different operating systems.
Gain hands-on experience with containerizing applications and managing their deployment.
Implement Docker networking, including overlay networking in Docker Swarm mode.
Master Docker security to safely handle sensitive data in container environments.
Utilize Docker Compose for creating, managing, and scaling multi-container applications.

Author(s)

Nigel Poulton is an experienced technology trainer and author who specializes in simplifying complex technological topics to make them accessible. With years of hands-on experience in software development and system operations, he has an expert understanding of Docker. His approachable style ensures that technical knowledge is shared in a way that resonates with readers.

Who is it for?

This book is ideal for software developers, system administrators, and IT operations professionals who are new to Docker or want to deepen their understanding of containerization technology. It's suited for both beginners and those with some experience looking to solidify their knowledge and skills in deploying and securing Docker applications.