func (self *KamailioSessionManager) getSuppliers(kev KamEvent) (string, error) {
cd, err := kev.AsCallDescriptor()
if err != nil {
utils.Logger.Info(fmt.Sprintf("<SM-Kamailio> LCR_PREPROCESS_ERROR error: %s", err.Error()))
return "", errors.New("LCR_PREPROCESS_ERROR")
}
var lcr engine.LCRCost
if err = self.Rater().GetLCR(&engine.AttrGetLcr{CallDescriptor: cd}, &lcr); err != nil {
utils.Logger.Info(fmt.Sprintf("<SM-Kamailio> LCR_API_ERROR error: %s", err.Error()))
return "", errors.New("LCR_API_ERROR")
}
if lcr.HasErrors() {
lcr.LogErrors()
return "", errors.New("LCR_COMPUTE_ERROR")
}
return lcr.SuppliersString()
}
// Computes the LCR for a specific request emulating a call, returns a comma separated list of suppliers
func (self *ApierV1) GetLcrSuppliers(lcrReq engine.LcrRequest, suppliers *string) (err error) {
cd, err := lcrReq.AsCallDescriptor(self.Config.DefaultTimezone)
if err != nil {
return err
}
var lcrQried engine.LCRCost
if err := self.Responder.GetLCR(&engine.AttrGetLcr{CallDescriptor: cd, Paginator: lcrReq.Paginator}, &lcrQried); err != nil {
return utils.NewErrServerError(err)
}
if lcrQried.HasErrors() {
lcrQried.LogErrors()
if !lcrReq.IgnoreErrors {
return fmt.Errorf("%s:%s", utils.ErrServerError.Error(), "LCR_COMPUTE_ERRORS")
}
}
if suppliersStr, err := lcrQried.SuppliersString(); err != nil {
return utils.NewErrServerError(err)
} else {
*suppliers = suppliersStr
}
return nil
}