func SetVips(vips []core.Vip) error {
// in case of failure
oldVips, err := database.GetVips()
if err != nil {
return err
}
// apply vips to vipmgr
err = vipmgr.SetVips(vips)
if err != nil {
return err
}
if !database.CentralStore {
// save to backend
err = database.SetVips(vips)
if err != nil {
// undo vipmgr action
if uerr := vipmgr.SetVips(oldVips); uerr != nil {
err = fmt.Errorf("%v - %v", err.Error(), uerr.Error())
}
return err
}
}
return nil
}
func sigHandle() {
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
go func() {
switch <-sigs {
default:
// clear balancer rules - (stop balancing if we are offline)
balance.SetServices(make([]core.Service, 0, 0))
// clear vips
vipmgr.SetVips(make([]core.Vip, 0, 0))
fmt.Println()
os.Exit(0)
}
}()
}