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The first requirement is to install Java. Now we’re on our way to creating an image and customizing it to our needs. Which means we have a base image based on Ubuntu 12.10 ready for our perusal. This will list: REPOSITORY TAG ID CREATEDīase ubuntu-quantl b750fe79269d 10 weeks agoīase ubuntu-quantal b750fe79269d 10 weeks agoīase ubuntu-12.10 b750fe79269d 10 weeks ago And you can inspect all the images that Docker has at its disposal with: docker images You can pull any public image published on the Docker index or publish your own. To run the Docker daemon in the background in case it's not already, simply type: sudo docker -d &

Pulling b750fe79269d23ef05b4332b1d1a02a62b4accb2c289ff2f5f2dc fs layerĭownloading 10240/? (n/a) Note that any Docker command requires that your machine is running the Docker daemon.

Pulling image b750fe72b4accb2c21d589ff2f5f2dc (ubuntu-quantl) from base This will output: Pulling repository base from Now we are ready to pull a base image which will be the foundation of all our work: docker pull base Then we install software-properties-common which provides us with add-apt-repository: sudo apt-get install software-properties-commonĪdd the dotcloud Personal Package Archive (PPA): sudo add-apt-repository ppa:dotcloud/lxc-dockerĪnd finally install Docker with: sudo apt-get install lxc-docker First we install some kernel extensions needed for it to run: sudo apt-get install linux-image-extra-$(uname -r) Speaking of Git, did you know we offer a free Git tutorial site? It’s true! Check it out. dotfiles – otherwise I can’t function properly.

On any new box I need vim, curl, and Git to deploy my. For the app, I’ll use Bitbucket Server (Atlassian’s behind-your-firewall Git repository manager), but you can substitute any other Java application you like. I’ll be using Linux for this demonstration. Setting up for the tutorialĭocker supports just about any OS you’d care to use: I’ll walk through the process step by step – from installing Docker, to installing Java inside a Docker container, to deploying and running an app. So how do you deploy Java apps using Docker? You’re in the right place. For those new to Docker, let me say “Welcome to the party!” It’s an easy way to deploy, run, and manage applications using vm-like containers that are independent of elements like hardware and language, which makes these containers highly portable.