Now, you are ready to create your own Docker image. You learned that running an image copies it on your computer.
#Docker for mac registry mirror software#
Think about it, effectively you ran a piece of Linux software on your Mac computer. You used your command line to run an image. On this page, you learned to search for images on Docker Hub. Then on client machine(s) you should pass extra options to docker daemon startup. Lets assume that you are running both mirror and private registry on (resolvable) host called dockerstore. Can you break the cow? $ docker run docker/whalesay cowsay boo-boo Here is how you can setup docker hosts to work with a running private registry and local mirror. Try running the whalesay image again with a word or phrase. Take a moment to play with the whalesay container a bit. Let’s leave the image there for now because we are going to use it later. You can, of course, delete the image yourself. Docker only downloads the image again if the image’s source changes on the hub. This local copy of the image saves you time. When you run an image in a container, Docker downloads the image to your computer. Hello-world latest 91c95931e552 5 weeks ago 910 B $ docker imagesĭocker/whalesay latest fb434121fc77 3 hours ago 247 MB You should see docker/whalesay in the list. The command lists all the images on your local system. While still in the command line terminal, type docker images command and press RETURN. If the image isn’t there, then docker gets it from the hub. The first time you run a software image, the docker command looks for it on your local system. Status: Downloaded newer image for docker/whalesay:latest Your terminal should look like the following: $ docker run docker/whalesay cowsay boo This command runs the whalesay image in a container. Type the docker run docker/whalesay cowsay boo command and press RETURN. On Docker for Mac and Docker for Windows, this is indicated by the Docker whale showing in the status bar. In the next step, you run the whalesay image on your machine. You may notice that the whalesay image is based on a Linux distribution called Ubuntu. On Docker for Mac and Docker for Windows, this is indicated by the Docker whale showing in the status bar.
#Docker for mac registry mirror how to#
It should include information such as what kind of software the image contains and how to use it. The browser displays the repository for the whalesay image.Įach image repository contains information about an image. The Docker Hub contains images from individuals like you and official images from organizations like RedHat, IBM, Google, and a whole lot more.Įnter the word whalesay in the search bar.Ĭlick on the docker/whalesay image in the results. Open your browser and browse to the Docker Hub. In this next section, you’ll search for and find the image you’ll use in the rest of this getting started.
You can find these images by browsing the Docker Hub. People all over the world create Docker images.
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