Imports github.com/Sirupsen/logrus github.com/docker/machine/drivers github.com/docker/machine/libmachine/auth github.com/docker/machine/libmachine/provision/pkgaction github.com/docker/machine/libmachine/swarm github.com/docker/machine/state github.com/docker/machine/utils Standard library imports bufio bytes errors fmt io/ioutil net/url os/exec path path/filepath reflect strconv strings