func getControllerURL() string {
// if DEIS_CONTROLLER_URL exists in the environment, use that
controllerURL := os.Getenv("DEIS_CONTROLLER_URL")
if controllerURL != "" {
return controllerURL
}
// otherwise, rely on kubernetes and some DNS magic
host := "deis." + DeisRootHostname
if err := util.AddToEtcHosts(host); err != nil {
log.Fatalf("Could not write %s to /etc/hosts (%s)", host, err)
}
// also gotta write a route for the builder
builderHost := "deis-builder." + DeisRootHostname
if err := util.AddToEtcHosts(builderHost); err != nil {
log.Fatalf("Could not write %s to /etc/hosts (%s)", builderHost, err)
}
port := os.Getenv("DEIS_ROUTER_SERVICE_PORT")
switch port {
case "443":
return "https://" + host
case "80", "":
return "http://" + host
default:
return fmt.Sprintf("http://%s:%s", host, port)
}
}
func NewApp() App {
name := fmt.Sprintf("test-%d", rand.Intn(999999999))
app := App{
Name: name,
URL: strings.Replace(settings.DeisControllerURL, "deis", name, 1),
}
// try adding the URL to /etc/hosts but don't cry if it's not in there because the user may
// have other plans in store for DNS
if err := util.AddToEtcHosts(fmt.Sprintf("%s.%s", name, settings.DeisRootHostname)); err != nil {
fmt.Printf("WARNING: could not write %s to /etc/hosts (%s), continuing anyways\n",
app.URL,
err)
}
return app
}