docker_succinctly

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Table of Contents The Story behind the Succinctly Series of Books ................................................................................... 7 About the Author ......................................................................................................................................... 9 Chapter 1 Introducing Docker................................................................................................................. 10 What is Docker? ..................................................................................................................................... 10 Installing Docker .................................................................................................................................... 10 Running containers ................................................................................................................................ 13 Summary ................................................................................................................................................ 19 Chapter 2 Packaging Applications with Docker ................................................................................... 20 Meet the Dockerfile ................................................................................................................................ 20 The main Dockerfile instructions ............................................................................................................ 22 How Docker builds an image ................................................................................................................. 25 Summary ................................................................................................................................................ 29 Chapter 3 Image Registries and the Docker Hub ................................................................................ 30 About image registries ........................................................................................................................... 30 Using the Docker Hub ............................................................................................................................ 30 Tags and image versions ....................................................................................................................... 32 Automating builds .................................................................................................................................. 34 Choose your base image carefully ........................................................................................................ 36 Running your own registry ..................................................................................................................... 38 Other registry options ............................................................................................................................. 40 Summary ................................................................................................................................................ 40 Chapter 4 Data Storage in Docker .......................................................................................................... 41 Containers and their data....................................................................................................................... 41 Images, containers, and volumes .......................................................................................................... 41 4
Mounting into data volumes ................................................................................................................... 43 Sharing data volumes ............................................................................................................................ 45 Removing containers, data volumes, and images ................................................................................. 48 Summary ................................................................................................................................................ 50 Chapter 5 Orchestrating Systems with Docker..................................................................................... 51 Orchestrating multicontainer solutions ................................................................................................... 51 Docker networks .................................................................................................................................... 51 Docker Compose ................................................................................................................................... 55 Summary ................................................................................................................................................ 60 Chapter 6 Clustering Hosts with Docker Swarm .................................................................................. 61 Clustering with Docker swarm mode ..................................................................................................... 61 Creating a Docker swarm ...................................................................................................................... 61 Working with Docker swarm .................................................................................................................. 63 Scaling services ..................................................................................................................................... 66 Summary ................................................................................................................................................ 70 Chapter 7 Docker on Linux, Windows, and ARM ................................................................................. 71 Containers and kernels .......................................................................................................................... 71 Docker on Linux ..................................................................................................................................... 72 Docker on Windows ............................................................................................................................... 74 Docker on ARM ...................................................................................................................................... 75 Hybrid Docker swarms ........................................................................................................................... 77 Summary ................................................................................................................................................ 79 Chapter 8 Running Docker in the Cloud ................................................................................................ 80 Docker versus the cloud ........................................................................................................................ 80 Docker on DigitalOcean ......................................................................................................................... 80 Docker for Azure .................................................................................................................................... 84 Multicloud Docker swarms ..................................................................................................................... 87 5
Page 2 and 3: By Elton Stoneman Foreword by Danie
Page 6 and 7: Summary ...........................
Page 8 and 9: Free? What is the catch? There is n
Page 10 and 11: Chapter 1 Introducing Docker What i
Page 12 and 13: Note: On Windows, you’ll need to
Page 14 and 15: You’ll see some helpful text writ
Page 16 and 17: Code Listing 6: Listing the Backgro
Page 18 and 19: fe00::0 ip6-localnet ff00::0 ip6-mc
Page 20 and 21: Chapter 2 Packaging Applications wi
Page 22 and 23: Code Listing 12: Listing Images in
Page 24 and 25: Everything except the final CMD ins
Page 26 and 27: Code Listing 19: Building Dockerfil
Page 28 and 29: Step 3 : RUN echo init > /setup.txt
Page 30 and 31: Chapter 3 Image Registries and the
Page 32 and 33: That repository is now created in t
Page 34 and 35: Figure 3: Elasticsearch Images with
Page 36 and 37: Figure 5: An Automated Build with M
Page 38 and 39: If the image is set up as an automa
Page 40 and 41: Other registry options Because the
Page 42 and 43: We can build that image and run an
Page 44 and 45: Code Listing 37: Mounting a Volume
Page 46 and 47: The Mongo image stores database fil
Page 48 and 49: This is the physical storage locati
Page 50 and 51: In development and test environment
Page 52 and 53: $ docker network create ch05 Code L
Page 54 and 55:
Code Listing 52: Running a Second C
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$ docker-compose up -d Code Listing
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The IP addresses of the containers
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More advanced features exist than w
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Creating a swarm is easy. You’ll
Page 64 and 65:
Code Listing 65: Running a Service
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Scaling services The services we’
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Benchmarking docker-succinctly.nort
Page 70 and 71:
Summary Docker swarm mode is a clus
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That is why you can’t run Linux c
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Tip: There are features of Docker t
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$ curl -sSL get.docker.com | sh Cod
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You create a hybrid swarm in the sa
Page 80 and 81:
Chapter 8 Running Docker in the Clo
Page 82 and 83:
Code Listing 85: Configuring Docker
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Docker for Azure The “Docker for
Page 86 and 87:
Figure 14: Docker for Azure Output
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This gives me a swarm with two node
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Centralizing on Docker for your pac
Page 92 and 93:
UCP sits on top of the orchestratio
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UCP gives you role-based access con
Page 96 and 97:
You can create clusters of nodes on
Page 98:
The microservice architecture is ac
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