# Convenience tool for setting DOCKER_HOST for remote docker operations over ssh.
#
# Enable:  dcontrol <somehost.com>
# Disable: dcontrol off

function dcontrol() {
    if [ -z $1 ] || [ $1 == "off" ]; then
        unset DOCKER_HOST
        return
    fi
    export DOCKER_HOST=ssh://root@$1
}