Running GUI Applications in a container with SELinux

As I work more and more with containers, I find myself wanting to make more use of them to segregate running third party apps. Taking the lead of Jessie Frazelle I figured I would try to run the Minecraft client in a Container on Fedora 25. As expected, it was a learning experience, but I got it. Here’s the summary:
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Minecraft X Y Z

Minecraft uses the Cartesian coordinate system to locate and display blocks. That means that every block location in a Minecraft universe can be described using three values: X, Y, and Z. Even the player’s avatar “Steve” has a position recorded this way. If you type the F3 key, you can see a bunch of text on the screen. Buried in there somewhere are the 3 values for Steve’s position.

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