// NewDriver creates a new driver based on the passed-in Context
// and initializes it.
// This sets up authentication and should be called before
// driver-specific docker-machine commands.
func NewDriver(context *base.Context) (drivers.Driver, error) {
tokens := strings.SplitN(context.Region, ":", 2)
if len(tokens) != 2 {
return nil, util.Errorf("invalid region syntax, expected <driver>:<region name>, got: %q", context.Region)
}
var driver drivers.Driver
provider := tokens[0]
region := tokens[1]
switch provider {
case "aws":
driver = amazon.NewDriver(context, region)
case "gce":
driver = google.NewDriver(context, region)
default:
return nil, util.Errorf("unknown driver: %s", driver)
}
err := driver.Init()
return driver, err
}
