Simulating enough of boot2docker with docker-machine to build Kubernetes 1.0

boot2docker

#!/bin/bash

case "$1" in
status)
    docker-machine status boot2docker | sed 's/Running/running/'
    exit ${PIPESTATUS[0]}
    ;;
shellinit)
    docker-machine env boot2docker | egrep -v '^#'
    exit ${PIPESTATUS[0]}
    ;;
ip)
    shift
    exec docker-machine ip boot2docker
    ;;
ssh)
    shift
    exec docker-machine ssh boot2docker "$@"
    ;;
*)
    exit 1
esac