// 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) error {
var qryCC *CallCost
var errCost error
if storedCdr.ReqType == utils.PREPAID {
// Should be previously calculated and stored in DB
qryCC, errCost = self.getCostsFromDB(storedCdr.CgrId, storedCdr.MediationRunId)
} else {
qryCC, errCost = self.getCostFromRater(storedCdr)
}
if errCost != nil {
return errCost
} else if qryCC == nil {
return errors.New("No cost returned from rater")
}
storedCdr.Cost = qryCC.Cost
return nil
}
func (fsev FSEvent) AsStoredCdr() *utils.StoredCdr {
storCdr := new(utils.StoredCdr)
storCdr.CgrId = fsev.GetCgrId()
storCdr.TOR = utils.VOICE
storCdr.AccId = fsev.GetUUID()
storCdr.CdrHost = fsev.GetOriginatorIP(utils.META_DEFAULT)
storCdr.CdrSource = "FS_" + fsev.GetName()
storCdr.ReqType = fsev.GetReqType(utils.META_DEFAULT)
storCdr.Direction = fsev.GetDirection(utils.META_DEFAULT)
storCdr.Tenant = fsev.GetTenant(utils.META_DEFAULT)
storCdr.Category = fsev.GetCategory(utils.META_DEFAULT)
storCdr.Account = fsev.GetAccount(utils.META_DEFAULT)
storCdr.Subject = fsev.GetSubject(utils.META_DEFAULT)
storCdr.Destination = fsev.GetDestination(utils.META_DEFAULT)
storCdr.SetupTime, _ = fsev.GetSetupTime(utils.META_DEFAULT)
storCdr.AnswerTime, _ = fsev.GetAnswerTime(utils.META_DEFAULT)
storCdr.Usage, _ = fsev.GetDuration(utils.META_DEFAULT)
storCdr.ExtraFields = fsev.GetExtraFields()
storCdr.Cost = -1
return storCdr
}
// Write individual cdr into content buffer, build stats
func (cdre *CdrExporter) processCdr(cdr *utils.StoredCdr) error {
if cdr == nil || len(cdr.CgrId) == 0 { // We do not export empty CDRs
return nil
}
if cdre.dataUsageMultiplyFactor != 0.0 && cdr.TOR == utils.DATA {
cdr.UsageMultiply(cdre.dataUsageMultiplyFactor, cdre.cgrPrecision)
}
if cdre.costMultiplyFactor != 0.0 {
cdr.CostMultiply(cdre.costMultiplyFactor, cdre.cgrPrecision)
}
var err error
cdrRow := make([]string, len(cdre.exportTemplate.ContentFields))
for idx, cfgFld := range cdre.exportTemplate.ContentFields {
var outVal string
switch cfgFld.Type {
case FILLER:
outVal = cfgFld.Value
cfgFld.Padding = "right"
case CONSTANT:
outVal = cfgFld.Value
case utils.CDRFIELD:
outVal, err = cdre.cdrFieldValue(cdr, cfgFld.Filter, cfgFld.ValueAsRSRField(), cfgFld.Layout)
case DATETIME:
outVal, err = cdre.getDateTimeFieldVal(cdr, cfgFld.Filter, cfgFld.ValueAsRSRField(), cfgFld.Layout)
case HTTP_POST:
var outValByte []byte
if outValByte, err = utils.HttpJsonPost(cfgFld.Value, cdre.httpSkipTlsCheck, cdr); err == nil {
outVal = string(outValByte)
if len(outVal) == 0 && cfgFld.Mandatory {
err = fmt.Errorf("Empty result for http_post field: %s", cfgFld.Name)
}
}
case COMBIMED:
outVal, err = cdre.getCombimedCdrFieldVal(cdr, cfgFld.Filter, cfgFld.ValueAsRSRField())
case CONCATENATED_CDRFIELD:
for _, fld := range strings.Split(cfgFld.Value, ",") {
if fldOut, err := cdre.cdrFieldValue(cdr, cfgFld.Filter, &utils.RSRField{Id: fld}, cfgFld.Layout); err != nil {
break // The error will be reported bellow
} else {
outVal += fldOut
}
}
case METATAG:
if cfgFld.Value == META_MASKDESTINATION {
outVal, err = cdre.metaHandler(cfgFld.Value, cdr.FieldAsString(&utils.RSRField{Id: utils.DESTINATION}))
} else {
outVal, err = cdre.metaHandler(cfgFld.Value, cfgFld.Layout)
}
}
if err != nil {
engine.Logger.Err(fmt.Sprintf("<CdreFw> Cannot export CDR with cgrid: %s and runid: %s, error: %s", cdr.CgrId, cdr.MediationRunId, err.Error()))
return err
}
fmtOut := outVal
if fmtOut, err = FmtFieldWidth(outVal, cfgFld.Width, cfgFld.Strip, cfgFld.Padding, cfgFld.Mandatory); err != nil {
engine.Logger.Err(fmt.Sprintf("<CdreFw> Cannot export CDR with cgrid: %s, runid: %s, fieldName: %s, fieldValue: %s, error: %s", cdr.CgrId, cdr.MediationRunId, cfgFld.Name, outVal, err.Error()))
return err
}
cdrRow[idx] += fmtOut
}
if len(cdrRow) == 0 { // No CDR data, most likely no configuration fields defined
return nil
} else {
cdre.content = append(cdre.content, cdrRow)
}
// Done with writing content, compute stats here
if cdre.firstCdrATime.IsZero() || cdr.AnswerTime.Before(cdre.firstCdrATime) {
cdre.firstCdrATime = cdr.AnswerTime
}
if cdr.AnswerTime.After(cdre.lastCdrATime) {
cdre.lastCdrATime = cdr.AnswerTime
}
cdre.numberOfRecords += 1
if cdr.TOR == utils.VOICE { // Only count duration for non data cdrs
cdre.totalDuration += cdr.Usage
}
if cdr.TOR == utils.SMS { // Count usage for SMS
cdre.totalSmsUsage += cdr.Usage
}
if cdr.TOR == utils.DATA { // Count usage for SMS
cdre.totalDataUsage += cdr.Usage
}
if cdr.Cost != -1 {
cdre.totalCost += cdr.Cost
cdre.totalCost = utils.Round(cdre.totalCost, cdre.roundDecimals, utils.ROUNDING_MIDDLE)
}
if cdre.firstExpOrderId > cdr.OrderId || cdre.firstExpOrderId == 0 {
cdre.firstExpOrderId = cdr.OrderId
}
if cdre.lastExpOrderId < cdr.OrderId {
cdre.lastExpOrderId = cdr.OrderId
}
return nil
}
func (fsCdr FSCdr) AsStoredCdr() *utils.StoredCdr {
storCdr := new(utils.StoredCdr)
storCdr.CgrId = fsCdr.getCgrId()
storCdr.TOR = utils.VOICE
storCdr.AccId = fsCdr.vars[FS_UUID]
storCdr.CdrHost = fsCdr.vars[FS_IP]
storCdr.CdrSource = FS_CDR_SOURCE
storCdr.ReqType = utils.FirstNonEmpty(fsCdr.vars[FS_REQTYPE], cfg.DefaultReqType)
storCdr.Direction = "*out"
storCdr.Tenant = utils.FirstNonEmpty(fsCdr.vars[FS_CSTMID], cfg.DefaultTenant)
storCdr.Category = utils.FirstNonEmpty(fsCdr.vars[FS_CATEGORY], cfg.DefaultCategory)
storCdr.Account = utils.FirstNonEmpty(fsCdr.vars[FS_ACCOUNT], fsCdr.vars[FS_USERNAME])
storCdr.Subject = utils.FirstNonEmpty(fsCdr.vars[FS_SUBJECT], fsCdr.vars[FS_USERNAME])
storCdr.Destination = utils.FirstNonEmpty(fsCdr.vars[FS_DESTINATION], fsCdr.vars[FS_CALL_DEST_NR], fsCdr.vars[FS_SIP_REQUSER])
storCdr.SetupTime, _ = utils.ParseTimeDetectLayout(fsCdr.vars[FS_SETUP_TIME]) // Not interested to process errors, should do them if necessary in a previous step
storCdr.AnswerTime, _ = utils.ParseTimeDetectLayout(fsCdr.vars[FS_ANSWER_TIME])
storCdr.Usage, _ = utils.ParseDurationWithSecs(fsCdr.vars[FS_DURATION])
storCdr.ExtraFields = fsCdr.getExtraFields()
storCdr.Cost = -1
return storCdr
}
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
}