It’s imperative that you understand how to use the Docker CLI, but in your day to day activities you’ll likely use another tool called Docker Compose, but that requires knowing how the Docker CLI works. The Docker Daemon exposes an API and the Docker CLI is one tool you can use to consume that API. The Docker CLI is one way to interact with the Docker Daemon. It must be running on every host you plan to run Docker on. It is the brains of the operation when it comes to managing Docker containers. You can think of this as a service that runs in the background.
It currently only runs on Linux but there are ways to run Docker on MacOS and Windows too. This is typically your main computer or a server on the cloud.
The Docker Daemon runs on your host operating system. I remember when I first got into Docker back in 2014 half of these tools didn’t even exist, but it was still difficult to put everything together.īy the time you finish this article you’ll be able to identify all major components of Docker and know how they all fit together. Quick Jump: Docker Daemon | Docker CLI | Docker Compose | Docker for Mac / Windows | Docker Toolbox | Docker Machine | Docker Hub / Store | Docker Swarm | Docker Cloud | Docker Data Center This article explains the purpose of 10 different Docker tools and services. Updated on December 5th, 2020 in #docker Get to Know Docker's Ecosystem Trying to take in Docker from ground 0 can be overwhelming.
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