AgentRequest selectors returning ErrNotFound in case of not matching

agents/agentreq.go

@@ -127,6 +127,13 @@ func (ar *AgentRequest) AsNavigableMap(tplFlds []*config.FCTemplate) (
 		}
 		out, err := ar.ParseField(tplFld)
 		if err != nil {
+			if err == utils.ErrNotFound {
+				if !tplFld.Mandatory {
+					err = nil
+					continue
+				}
+				err = utils.ErrPrefixNotFound(tplFld.Tag)
+			}
 			return nil, err
 		}
 		var valSet []*config.NMItem

agents/diamagent.go

@@ -209,7 +209,7 @@ func (da *DiameterAgent) processRequest(reqProcessor *config.DARequestProcessor,
 		utils.MetaDryRun, utils.MetaAuth,
 		utils.MetaInitiate, utils.MetaUpdate,
 		utils.MetaTerminate, utils.MetaEvent,
-		utils.MetaCDRs} {
+		utils.MetaCDRs, utils.META_NONE} {
 		if reqProcessor.Flags.HasKey(typ) { // request type is identified through flags
 			reqType = typ
 			break
@@ -223,6 +223,7 @@ func (da *DiameterAgent) processRequest(reqProcessor *config.DARequestProcessor,
 	switch reqType {
 	default:
 		return false, fmt.Errorf("unknown request type: <%s>", reqType)
+	case utils.META_NONE: // do nothing on CGRateS side
 	case utils.MetaDryRun:
 		utils.Logger.Info(
 			fmt.Sprintf("<%s> DRY_RUN, processorID: %s, CGREvent: %s",

agents/libdiam.go

@@ -358,8 +358,7 @@ func (dP *diameterDP) FieldAsInterface(fldPath []string) (data interface{}, err
 				if err != nil {
 					return nil, err
 				} else if len(fltrAVPs) == 0 || len(fltrAVPs) != len(avps) {
-					return nil, fmt.Errorf("%s for selector %s",
-						utils.ErrFilterNotPassingNoCaps.Error(), slctr.AttrName())
+					return nil, utils.ErrNotFound
 				}
 				for k, fAVP := range fltrAVPs {
 					if dataAVP, err := diamAVPAsIface(fAVP); err != nil {

utils/errors.go

@@ -165,3 +165,7 @@ func ErrHasPrefix(err error, prfx string) (has bool) {
 func ErrEnvNotFound(key string) error {
 	return errors.New("ENV_VAR_NOT_FOUND:" + key)
 }
+
+func ErrPrefixNotFound(reason string) error {
+	return fmt.Errorf("%s:%s", ErrNotFound.Error(), reason)
+}