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xCAT Server Container

Description

xCAT is Extreme Cloud Administration Toolkit, xCAT offers complete management for bare-metal based cluster.

Building (latest stable version)

Build latest stable version xCAT container based on Centos 7.x

$ docker build -t xcat .

Build container based on Ubuntu 16.04 (Xenial)

$ docker build -f ubuntu/Dockerfile -t xcat:xenial .

Build container based on Ubuntu 18.04 (Bionic)

$ docker build --build-arg xcat_baseos=bionic -f ubuntu/Dockerfile -t xcat:bionic .

Building (dailybuild)

Build dailybuild xCAT container based on Centos 7.x

$ docker build --build-arg xcat_version=devel -t xcat-devel .

Launching

Using host network

docker run -d --name xcatmn --network=host --hostname xcatmn --privileged -v /sys/fs/cgroup:/sys/fs/cgroup:ro xcat

Note: sshd service in container cannot be up when using host network, enter the container with:

docker exec -it xcatmn /bin/bash

Volumes

xCAT container will create /xcatdata volume to store configuration and OS distro data, do not use bind mode to overide the volume unless you have backup all initial data from the container image.