+ subResp.SubscriptionID = &restSubId
+ subReqList := e2ap.SubscriptionRequestList{}
+ err = c.e2ap.FillSubscriptionReqMsgs(params, &subReqList, restSubscription)
+ if err != nil {
+ xapp.Logger.Error("%s", err.Error())
+ restDuplicateCtrl.DeleteLastKnownRestSubsIdBasedOnMd5sum(md5sum)
+ c.registry.DeleteRESTSubscription(&restSubId)
+ c.UpdateCounter(cRestSubFailToXapp)
+ return nil, err
+ }
+
+ duplicate := restDuplicateCtrl.IsDuplicateToOngoingTransaction(restSubId, md5sum)
+ if duplicate {
+ xapp.Logger.Info("Retransmission blocker direct ACK for request of restSubsId %s restSubId MD5sum %s as retransmission", restSubId, md5sum)
+ c.UpdateCounter(cRestSubRespToXapp)
+ return &subResp, nil
+ }
+
+ go c.processSubscriptionRequests(restSubscription, &subReqList, p.ClientEndpoint, p.Meid, &restSubId, xAppRmrEndpoint, md5sum)
+
+ c.UpdateCounter(cRestSubRespToXapp)
+ return &subResp, nil
+}
+
+//-------------------------------------------------------------------
+//
+//-------------------------------------------------------------------
+
+func (c *Control) processSubscriptionRequests(restSubscription *RESTSubscription, subReqList *e2ap.SubscriptionRequestList,
+ clientEndpoint *models.SubscriptionParamsClientEndpoint, meid *string, restSubId *string, xAppRmrEndpoint string, md5sum string) {
+
+ xapp.Logger.Info("Subscription Request count=%v ", len(subReqList.E2APSubscriptionRequests))
+
+ var xAppEventInstanceID int64
+ var e2EventInstanceID int64
+
+ defer restDuplicateCtrl.SetMd5sumFromLastOkRequest(*restSubId, md5sum)
+
+ for index := 0; index < len(subReqList.E2APSubscriptionRequests); index++ {
+ subReqMsg := subReqList.E2APSubscriptionRequests[index]
+ xAppEventInstanceID = (int64)(subReqMsg.RequestId.Id)
+
+ trans := c.tracker.NewXappTransaction(xapp.NewRmrEndpoint(xAppRmrEndpoint), *restSubId, subReqMsg.RequestId, &xapp.RMRMeid{RanName: *meid})
+ if trans == nil {
+ // Send notification to xApp that prosessing of a Subscription Request has failed.
+ err := fmt.Errorf("Tracking failure")
+ c.sendUnsuccesfullResponseNotification(restSubId, restSubscription, xAppEventInstanceID, err, clientEndpoint, trans)
+ continue
+ }
+
+ xapp.Logger.Info("Handle SubscriptionRequest index=%v, %s", index, idstring(nil, trans))
+
+ subRespMsg, err := c.handleSubscriptionRequest(trans, &subReqMsg, meid, *restSubId)
+
+ xapp.Logger.Info("Handled SubscriptionRequest index=%v, %s", index, idstring(nil, trans))