Apache Log4j 2 CVE-2021-44228 | Docker
Update: 13 December 2021 As an update to CVE-2021-44228, the fix made in version 2.15.0 was incomplete in certain non-default configurations. An additional issue was identified and is tracked with CVE-2021-45046. For a more complete fix to this vulnerability, it’s recommended to update to Log4j2 2.16.0. ————————————————————————————- Original post below has now been updated: 15 December 2021 12:49
Introduction to heredocs in Dockerfiles | Docker
Guest post by Docker Community Member Justin Chadell. This post originally appeared here. As of a couple weeks ago, Docker’s BuildKit tool for building Dockerfiles now supports heredoc syntax! With these new improvements, we can do all sorts of things that were difficult before, like multiline RUNs without needing all those pesky backslashes at the end of each line, or the creation of small inline
What you need to know about upcoming Docker Hub rate limiting | Docker
What you need to know about upcoming Docker Hub rate limiting On August 24th, we announced the implementation of rate limiting for Docker container pulls for some users. Beginning November 2, Docker will begin phasing in limits of Docker container pull requests for anonymous and free authenticated users. The limits will be fully enforced Monday, November 2, from 9-10 am PT, and then reduced to 5,0
Containerized Python Development - Part 3 | Docker
This is the last part in the series of blog posts showing how to set up and optimize a containerized Python development environment. The first part covered how to containerize a Python service and the best development practices for it. The second part showed how to easily set up different components that our Python application needs and how to easily manage the lifecycle of the overall project wit
Containerized Python Development - Part 2 | Docker
This is the second part of the blog post series on how to containerize our Python development. In part 1, we have already shown how to containerize a Python service and the best practices for it. In this part, we discuss how to set up and wire other components to a containerized Python service. We show a good way to organize project files and data and how to manage the overall project configuratio
From Docker Straight to AWS | Docker
Just about six years ago to the day Docker hit the first milestone for Docker Compose, a simple way to layout your containers and their connections. A talks to B, B talks to C, and C is a database. Fast forward six years and the container ecosystem has become complex. New managed container services have arrived bringing their own runtime environments, CLIs, and configuration languages. This compl
Advanced Dockerfiles: Faster Builds and Smaller Images Using BuildKit and Multistage Builds | Docker
Advanced Dockerfiles: Faster Builds and Smaller Images Using BuildKit and Multistage Builds Multistage builds feature in Dockerfiles enables you to create smaller container images with better caching and smaller security footprint. In this blog post, I’ll show some more advanced patterns that go beyond copying files between a build and a runtime stage, allowing to get most out of the feature. If y
Introducing Docker Desktop 0.9 | Docker
Docker Desktop 0.9: Introducing Execution Drivers and libcontainer Fellow Dockers, Today we are happy to introduce Docker 0.9. With this release we are continuing our focus on quality over features, shrinking and stabilizing the core, and providing first-class support for all major operating systems. In addition to dozen of bug fixes, Docker 0.9 includes 2 major improvements: execution drivers and
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