Golang StoredCdr.PassesFieldFilter方法代码示例

// Extracts the value specified by cfgHdr out of cdr
func (cdre *CdrExporter) cdrFieldValue(cdr *utils.StoredCdr, fltrRl, rsrFld *utils.RSRField, layout string) (string, error) {
	if rsrFld == nil {
		return "", nil
	}
	if fltrPass, _ := cdr.PassesFieldFilter(fltrRl); !fltrPass {
		return "", fmt.Errorf("Field: %s not matching filter rule %v", fltrRl.Id, fltrRl)
	}
	if len(layout) == 0 {
		layout = time.RFC3339
	}
	var cdrVal string
	switch rsrFld.Id {
	case COST_DETAILS: // Special case when we need to further extract cost_details out of logDb
		if cdrVal, err = cdre.getCdrCostDetails(cdr.CgrId, cdr.MediationRunId); err != nil {
			return "", err
		}
	case utils.COST:
		cdrVal = cdr.FormatCost(cdre.costShiftDigits, cdre.roundDecimals)
	case utils.USAGE:
		cdrVal = cdr.FormatUsage(layout)
	case utils.SETUP_TIME:
		cdrVal = cdr.SetupTime.Format(layout)
	case utils.ANSWER_TIME: // Format time based on layout
		cdrVal = cdr.AnswerTime.Format(layout)
	case utils.DESTINATION:
		cdrVal = cdr.FieldAsString(&utils.RSRField{Id: utils.DESTINATION})
		if cdre.maskLen != -1 && cdre.maskedDestination(cdrVal) {
			cdrVal = MaskDestination(cdrVal, cdre.maskLen)
		}
	default:
		cdrVal = cdr.FieldAsString(rsrFld)
	}
	return rsrFld.ParseValue(cdrVal), nil
}

func (cdre *CdrExporter) getCombimedCdrFieldVal(processedCdr *utils.StoredCdr, filterRule, fieldRule *utils.RSRField) (string, error) {
	fltrPass, ftrPassValue := processedCdr.PassesFieldFilter(filterRule)
	if !fltrPass {
		return "", nil
	}
	for _, cdr := range cdre.cdrs {
		if cdr.CgrId != processedCdr.CgrId {
			continue // We only care about cdrs with same primary cdr behind
		}
		if cdr.FieldAsString(&utils.RSRField{Id: filterRule.Id}) == ftrPassValue {
			return cdr.FieldAsString(fieldRule), nil
		}
	}
	return "", nil
}

func (cdre *CdrExporter) getDateTimeFieldVal(cdr *utils.StoredCdr, fltrRl, fieldRl *utils.RSRField, layout string) (string, error) {
	if fieldRl == nil {
		return "", nil
	}
	if fltrPass, _ := cdr.PassesFieldFilter(fltrRl); !fltrPass {
		return "", fmt.Errorf("Field: %s not matching filter rule %v", fltrRl.Id, fltrRl)
	}
	if len(layout) == 0 {
		layout = time.RFC3339
	}
	if dtFld, err := utils.ParseTimeDetectLayout(cdr.FieldAsString(fieldRl)); err != nil {
		return "", err
	} else {
		return dtFld.Format(layout), nil
	}
}

func (self *Mediator) RateCdr(storedCdr *utils.StoredCdr, sendToStats bool) error {
	storedCdr.MediationRunId = utils.DEFAULT_RUNID
	cdrRuns := []*utils.StoredCdr{storedCdr} // Start with initial storCdr, will add here all to be mediated
	attrsDC := utils.AttrDerivedChargers{Tenant: storedCdr.Tenant, Category: storedCdr.Category, Direction: storedCdr.Direction,
		Account: storedCdr.Account, Subject: storedCdr.Subject}
	var dcs utils.DerivedChargers
	if err := self.connector.GetDerivedChargers(attrsDC, &dcs); err != nil {
		errText := fmt.Sprintf("Could not get derived charging for cgrid %s, error: %s", storedCdr.CgrId, err.Error())
		Logger.Err(errText)
		return errors.New(errText)
	}
	for _, dc := range dcs {
		runFilters, _ := utils.ParseRSRFields(dc.RunFilters, utils.INFIELD_SEP)
		matchingAllFilters := true
		for _, dcRunFilter := range runFilters {
			if fltrPass, _ := storedCdr.PassesFieldFilter(dcRunFilter); !fltrPass {
				matchingAllFilters = false
				break
			}
		}
		if !matchingAllFilters { // Do not process the derived charger further if not all filters were matched
			continue
		}
		dcReqTypeFld, _ := utils.NewRSRField(dc.ReqTypeField)
		dcDirFld, _ := utils.NewRSRField(dc.DirectionField)
		dcTenantFld, _ := utils.NewRSRField(dc.TenantField)
		dcCategoryFld, _ := utils.NewRSRField(dc.CategoryField)
		dcAcntFld, _ := utils.NewRSRField(dc.AccountField)
		dcSubjFld, _ := utils.NewRSRField(dc.SubjectField)
		dcDstFld, _ := utils.NewRSRField(dc.DestinationField)
		dcSTimeFld, _ := utils.NewRSRField(dc.SetupTimeField)
		dcATimeFld, _ := utils.NewRSRField(dc.AnswerTimeField)
		dcDurFld, _ := utils.NewRSRField(dc.UsageField)
		forkedCdr, err := storedCdr.ForkCdr(dc.RunId, dcReqTypeFld, dcDirFld, dcTenantFld, dcCategoryFld, dcAcntFld, dcSubjFld, dcDstFld, dcSTimeFld, dcATimeFld, dcDurFld,
			[]*utils.RSRField{}, true)
		if err != nil { // Errors on fork, cannot calculate further, write that into db for later analysis
			self.cdrDb.SetRatedCdr(&utils.StoredCdr{CgrId: storedCdr.CgrId, CdrSource: utils.FORKED_CDR, MediationRunId: dc.RunId, Cost: -1},
				err.Error()) // Cannot fork CDR, important just runid and error
			continue
		}
		cdrRuns = append(cdrRuns, forkedCdr)
	}
	for _, cdr := range cdrRuns {
		extraInfo := ""
		if err := self.rateCDR(cdr); err != nil {
			extraInfo = err.Error()
		}
		if !self.cgrCfg.MediatorStoreDisable {
			if err := self.cdrDb.SetRatedCdr(cdr, extraInfo); err != nil {
				Logger.Err(fmt.Sprintf("<Mediator> Could not record cost for cgrid: <%s>, ERROR: <%s>, cost: %f, extraInfo: %s",
					cdr.CgrId, err.Error(), cdr.Cost, extraInfo))
			}
		}
		if sendToStats && self.stats != nil { // We send to stats only after saving to db since there are chances we cannot store and then no way to reproduce stats offline
			go func(cdr *utils.StoredCdr) { // Pass it by value since the variable will be overwritten by for
				if err := self.stats.AppendCDR(cdr, nil); err != nil {
					Logger.Err(fmt.Sprintf("Could not append cdr to stats (mediator): %s", err.Error()))
				}
			}(cdr)
		}
	}
	return nil
}