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Migrating Applications to the Cloud with Azure
book

Migrating Applications to the Cloud with Azure

by Sjoukje Zaal, Amit Malik, Sander Rossel, Jason Marston, Mohamed Waly, Stefano Demiliani
December 2019
Intermediate to advanced content levelIntermediate to advanced
494 pages
11h 41m
English
Packt Publishing
Content preview from Migrating Applications to the Cloud with Azure

Preparing Docker images

In this section, we'll learn about the process and best practices of building Docker images for identified application components.

A Docker image is a file that's used to run Docker containers. In an ideal world, you'd build separate Docker images for the different application components that have been identified. A Docker image includes everything that is needed for the app to run, including the required base OS  configuration, packages, frameworks, application files, configurational items, and launch commands or scripts. 

Docker images are built using Dockerfiles, which are nothing but plain configuration files that include everything that should be added to the image. We can build images using Dockerfiles and then ...

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Publisher Resources

ISBN: 9781839217470Supplemental Content