docs: docker: Install apt dependencies
* Otherwise it's annoying without it.
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@ -13,13 +13,17 @@ It is recommended to use platforms that support systemd as future versions of th
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Docker is moving fast and Debian / Ubuntu's long term support (LTS) policy doesn't keep up. To work around this we'll install a PPA that will get us the latest version of Docker.
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Ensure dependencies are installed:
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sudo apt-get update && sudo apt-get install -y apt-transport-https curl
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Add the upstream Docker repository package signing key. The apt-key command uses elevated privileges via sudo, so a password prompt for the user's password may appear:
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curl https://get.docker.io/gpg | sudo apt-key add -
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Add the upstream Docker repository to the system list:
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echo deb http://get.docker.io/ubuntu docker main | sudo tee /etc/apt/sources.list.d/docker.list
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echo deb https://get.docker.io/ubuntu docker main | sudo tee /etc/apt/sources.list.d/docker.list
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Update the package list and install the Docker package:
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@ -45,4 +49,4 @@ Once inside the container you'll see the `root@<container id>:/#` prompt signify
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Expected result:
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Debian GNU/Linux jessie/sid
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Debian GNU/Linux 8
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