func handleMarathonEvent(req *http.Request) {
event, err := decodeMarathonEvent(req)
if err != nil {
log.Errorf("Error decoding data callback: %v", err)
return
}
if err = handleEvent(event); err != nil {
log.Errorf("%v", err)
}
}
func removeVulcandServer(appID string, server VulcandServer) error {
backend, err := fetchBackend(appID)
if err != nil {
log.Errorf("Error fetching backend from etcd: %v", err)
return err
}
path := serverPath(backend, server.ID)
err = etcdDelete(path)
if err != nil {
log.Errorf("Error delete key from etcd: %v", err)
return err
}
log.Infof("Removed server: %s from backend: %s, url: %s", server.ID, backend.BackendID, server.URL)
return nil
}
func fetchBackend(appID string) (*BackendConfig, error) {
value, err := etcdGet(appPath(appID))
if err != nil {
log.Errorf("Error fetching backend from etcd: %v", err)
return nil, err
}
backend := BackendConfig{}
err = json.Unmarshal(value, &backend)
return &backend, err
}
func addVulcandServer(appID string, server VulcandServer) error {
backend, err := fetchBackend(appID)
if err != nil {
return err
}
path := serverPath(backend, server.ID)
value := backend.Format(server)
err = etcdSet(path, value)
if err != nil {
log.Errorf("Error setting key in etcd: %v", err)
return err
}
log.Infof("Added server: %s to backend: %s, url: %s", server.ID, backend.BackendID, server.URL)
return nil
}
func die(err error) {
log.Errorf("%v", err)
os.Exit(1)
}