Update docker documentation authored by Harri Jäntti's avatar Harri Jäntti
......@@ -6,6 +6,12 @@ Docker is an open-source software container platform. It is used to package an a
We used the script provided by Rancher to get our hands on [Docker 1.13.1](https://docs.rancher.com/rancher/v1.6/en/hosts/). We used this version in particular because it was the last release before Docker decided to split into CE/EE version and cause possible EUSA conflicts, with our deployment. We are using Rancher as our deployment and management platform for our containers so we made sure that the version of Docker that we are using is [compatible](https://docs.rancher.com/rancher/v1.6/en/hosts/) with it. The script for Docker 1.13.1 can be found [here](https://gitlab.com/Iotitude/IOT-platform/snippets/1664008).
## Docker-compose installation
With docker-compose, you can define and run multi-container Docker applications. More information can be found on the official docker-compose documentation [here](https://docs.docker.com/compose/).
In order to install docker-compose, you have to install pip and use it to install docker-compose. For more information check out the installation guide found on official docker site [here](https://docs.docker.com/compose/install/).
## Image
Images in Docker are packets that include the program you are going to be running and the environment for the program, which the process only has read permission. Images are made out of layers and a layer can be used by multiple images.
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