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Recent Posts

Querying Tiller configuration from a running Docker container

Tiller 0.2.2 now brings a simple HTTP API that allows you to query the state of the Tiller configuration inside running Docker containers. This may be particularly useful when you’re attempting to debug configuration issues; you can quickly and easily check the templates, global values and Tiller configuration.

Building dynamic Docker images with JSON and Tiller 0.1.4

Tiller 0.1.4 has just been released, and brings a few new improvements. Firstly, you can now use -b,-l and -e command-line flags to set the tiller_base, tiller_lib, and enviroment values respectively. This makes things a little neater when debugging or testing new configurations on the command line.

Tiller and Docker environment variables

After a recent query was posted on the Tiller issue tracker, I thought it might be useful to show a complete example of using Tiller and one of it’s plugins to create a dynamic Docker container. I assume you’re at least somewhat familiar with Tiller. If not, take a quick look through my documentation and other related blog posts.

Tiller v0.0.7 now supports environment variables

Just a quick update : Tiller has just been updated to v0.0.7. I’ve just added a new EnvironmentDataSource which is super-simple, but very convenient. It makes all your environment variables accessible to templates (as global values) by converting them to lower-case, and prefixing them with env_.

Tiller project and Docker container configuration

After several days of hacking on my Runner.rb project, I’m pleased to say that I’ve completed a much more polished and complete solution to shipping multiple configuration files in a single Docker container. The project is now known as Tiller and has been published as a Ruby gem so you can just run gem install tiller to install it. You can find a good overview of it, and how it works over at the Github README.md, but it’s still essentially the same approach :