Mastering Docker by McKendrick, Russ -- Read -- Imperial Library of Trantor

Index

Title Page

Mastering Docker

Second Edition

Mastering Docker

Second Edition

Credits About the Authors About the Reviewers www.PacktPub.com

Why subscribe?

Customer Feedback Preface

What this book covers What you need for this book Who this book is for Conventions Reader feedback Customer support

Downloading the example code Downloading the color images of this book Errata Piracy Questions

Docker Overview

Understanding Docker

Developers

The problem The Docker solution

Operators

The problem The Docker solution

Enterprise

The problem The Docker solution

Differences between dedicated hosts, virtual machines, and Docker Docker installers/installation

Installing on Linux (Ubuntu 16.04) Installing on macOS Installing on Windows 10 Professional Older operating systems

The Docker command-line client The Docker ecosystem Summary

Building Container Images

Introducing the Dockerfile

Reviewing the Dockerfile in depth

FROM LABEL RUN COPY and ADD EXPOSE ENTRYPOINT and CMD Other Dockerfile commands

USER WORKDIR ONBUILD ENV

Dockerfiles – best practices

Building Docker images

The docker build command

Build an image from a Dockerfile

.dockerignore

Building custom images using Dockerfiles Using an existing container Building from scratch

Environmental variables

Using environmental variables in your Dockerfile

Putting it all together Summary

Storing and Distributing Images

Docker Hub

Dashboard Explore Organizations Create Profile and settings The Stars page Creating an automated build

Setting up your code Setting up Docker Hub

Pushing your own image

Docker Store Docker Registry

An overview of Docker Registry Deploying your own registry Docker Trusted Registry

Third-party registries

Quay Amazon EC2 Container Registry

Microbadger Summary

Managing Containers

Docker container commands

The basics Interacting with your containers

Attach exec

Logs and process information

logs top stats

Resource limits Container states and miscellaneous commands

Pause and unpause Stop, start, restart, and kill

Removing containers

Miscellaneous commands

Docker networking and volumes

Docker networking Docker volumes

Summary

Docker Machine

An introduction to Docker Machine Deploying local Docker hosts with Docker Machine Launching Docker hosts in the cloud

DigitalOcean Amazon Web Services

More Docker networking Using other base operating systems

CoreOS on DigitalOcean RancherOS on VirtualBox

Summary

Docker Compose

Introducing Docker Compose Our Docker Compose application Docker Compose YAML file

Mobycounter YAML The voting application

Docker Compose commands

Up and PS Config Pull, build, and create Start, stop, restart, pause, and unpause Top, logs, and events Exec and run Scale Kill, rm, and down

Summary

Docker Swarm

Installing Docker Swarm Docker Swarm roles

Swarm manager Swarm worker

Using Docker Swarm

Creating a cluster Joining workers Listing nodes Managing a cluster Promoting a worker node Demoting a manager node Draining a node

Docker Swarm services and stacks

Services Stacks

Deleting a Swarm cluster Load balancing, overlays, and scheduling

Ingress load balancing Network overlays Scheduling

Summary

Portainer

The road to Portainer Getting Portainer up and running Using Portainer

The Dashboard Application templates Containers

Stats Logs Console

Images Networks and volumes

Networks Volumes

Events Docker

Portainer and Docker Swarm

Creating the Swarm The Portainer service Swarm differences

Dashboard Swarm Services Endpoints

Summary

Rancher

Installing and configuring authentication

Installation Configuring authentication

Creating a herd Launching stacks

User Defined Stacks Container view Catalog

Removing the herd Other cluster options Summary

Docker Cloud

Creating an account Linking your accounts

DigitalOcean Amazon Web Services

Launching nodes Launching a stack Swarm mode Docker for AWS Summary

Docker Security

Container considerations

The advantages Your Docker host Image trust

Docker commands

Run Diff

Best practices

Docker - best practices The Center for Internet Security benchmark

Host configuration Docker daemon configuration Docker daemon configuration files Container images/runtime and build files Container runtime Docker security operations

The Docker Bench Security application

Running on Docker for macOS and Docker for Windows Running on Ubuntu Linux Understanding the output

Host configuration Docker daemon configuration Docker daemon configuration files Container images and build files Container runtime Docker security operations

Summing up Docker Bench

Docker security scanning Third-party security services

Quay Clair

Summary

Docker Workflows

Docker for development Monitoring Extending to external platforms

Tectonic Heroku Amazon Elastic Container Service

What does production look like?

Docker hosts

Mixing of processes Multiple isolated Docker hosts Routing to your containers

Clustering

Compatibility Reference architectures Cluster communication

Image registries

Summary

Next Steps with Docker

Service discovery

Consul

Running Consul Running Registrator Querying Consul Consul template Highly available Consul

etcd Docker API

The Moby Project Contributing to Docker

Contributing to the code Offering Docker support Other contributions

Summary

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