+func (r *Registry) GetAllRestSubscriptionsJson() []byte {
+
+ r.mutex.Lock()
+ defer r.mutex.Unlock()
+ restSubscriptionsJson, err := json.Marshal(r.restSubscriptions)
+ if err != nil {
+ xapp.Logger.Error("GetAllRestSubscriptions() json.Marshal error: %v", err)
+ }
+ return restSubscriptionsJson
+}
+
+func (r *Registry) GetAllE2NodeRestSubscriptionsJson(ranName string) []byte {
+
+ restSubscriptions := r.GetAllE2NodeRestSubscriptions(ranName)
+ e2NodeRestSubscriptionsJson, err := json.Marshal(restSubscriptions)
+ if err != nil {
+ xapp.Logger.Error("GetE2NodeRestSubscriptions() json.Marshal error: %v", err)
+ }
+ return e2NodeRestSubscriptionsJson
+}
+
+func (r *Registry) GetAllE2NodeRestSubscriptions(ranName string) map[string]RESTSubscription {
+
+ r.mutex.Lock()
+ defer r.mutex.Unlock()
+ var restSubscriptions map[string]RESTSubscription
+ restSubscriptions = make(map[string]RESTSubscription)
+ for restSubsId, restSubscription := range r.restSubscriptions {
+ if restSubscription.Meid == ranName {
+ restSubscriptions[restSubsId] = *restSubscription
+ }
+ }
+ return restSubscriptions
+}
+
+func (r *Registry) GetAllXappsJson() []byte {
+
+ r.mutex.Lock()
+ var xappList []string
+ var xappsMap map[string]string
+ xappsMap = make(map[string]string)
+ for _, restSubscription := range r.restSubscriptions {
+ _, ok := xappsMap[restSubscription.xAppServiceName]
+ if !ok {
+ xappsMap[restSubscription.xAppServiceName] = restSubscription.xAppServiceName
+ xappList = append(xappList, restSubscription.xAppServiceName)
+ }
+ }
+ r.mutex.Unlock()
+
+ xappsJson, err := json.Marshal(xappList)
+ if err != nil {
+ xapp.Logger.Error("GetXapps() json.Marshal error: %v", err)
+ }
+ return xappsJson
+}
+
+func (r *Registry) GetAllXapps() map[string]string {
+
+ r.mutex.Lock()
+ defer r.mutex.Unlock()
+ var xappsMap map[string]string
+ xappsMap = make(map[string]string)
+ for _, restSubscription := range r.restSubscriptions {
+ _, ok := xappsMap[restSubscription.xAppServiceName]
+ if !ok {
+ xappsMap[restSubscription.xAppServiceName] = restSubscription.xAppServiceName
+ }
+ }
+ return xappsMap
+}
+
+func (r *Registry) GetAllXappRestSubscriptionsJson(xAppServiceName string) []byte {
+
+ xappRestSubscriptions := r.GetAllXappRestSubscriptions(xAppServiceName)
+ xappRestSubscriptionsJson, err := json.Marshal(xappRestSubscriptions)
+ if err != nil {
+ xapp.Logger.Error("GetXappRestSubscriptions() json.Marshal error: %v", err)
+ }
+ return xappRestSubscriptionsJson
+}
+
+func (r *Registry) GetAllXappRestSubscriptions(xAppServiceName string) map[string]RESTSubscription {
+
+ r.mutex.Lock()
+ defer r.mutex.Unlock()
+ var xappRestSubscriptions map[string]RESTSubscription
+ xappRestSubscriptions = make(map[string]RESTSubscription)
+ for restSubsId, xappRestSubscription := range r.restSubscriptions {
+ if xappRestSubscription.xAppServiceName == xAppServiceName {
+ xappRestSubscriptions[restSubsId] = *xappRestSubscription
+ }
+ }
+ return xappRestSubscriptions
+}
+
+func (r *Registry) GetE2SubscriptionsJson(restSubsId string) ([]byte, error) {
+
+ // Get all E2 subscriptions of a REST subscription
+ restSubs, err := r.GetRESTSubscription(restSubsId, false)
+ if err != nil {
+ return nil, err
+ }
+
+ r.mutex.Lock()
+ var e2Subscriptions []Subscription
+ for _, e2SubId := range restSubs.InstanceIds {
+ e2Subscription, ok := r.register[e2SubId]
+ if ok {
+ e2Subscriptions = append(e2Subscriptions, *e2Subscription)
+ }
+ }
+ r.mutex.Unlock()
+ e2SubscriptionsJson, err := json.Marshal(e2Subscriptions)
+ if err != nil {
+ xapp.Logger.Error("GetE2Subscriptions() json.Marshal error: %v", err)
+ }
+ return e2SubscriptionsJson, nil
+}
+
+func (r *Registry) CreateRESTSubscription(restSubId *string, xappServiceName *string, xAppRmrEndPoint *string, maid *string) *RESTSubscription {
+ r.mutex.Lock()
+ defer r.mutex.Unlock()
+ newRestSubscription := RESTSubscription{}
+ newRestSubscription.Created = time.Now().Format("2006-01-02 15:04:05.000")
+ newRestSubscription.xAppServiceName = *xappServiceName
+ newRestSubscription.xAppRmrEndPoint = *xAppRmrEndPoint
+ newRestSubscription.Meid = *maid
+ newRestSubscription.SubReqOngoing = true
+ newRestSubscription.SubDelReqOngoing = false
+ r.restSubscriptions[*restSubId] = &newRestSubscription
+ newRestSubscription.xAppIdToE2Id = make(map[int64]int64)
+ xapp.Logger.Debug("Registry: Created REST subscription successfully. restSubId=%v, subscriptionCount=%v, e2apSubscriptionCount=%v", *restSubId, len(r.restSubscriptions), len(r.register))
+ return &newRestSubscription
+}
+
+func (r *Registry) DeleteRESTSubscription(restSubId *string) {
+ r.mutex.Lock()
+ defer r.mutex.Unlock()
+ delete(r.restSubscriptions, *restSubId)
+ xapp.Logger.Debug("Registry: Deleted REST subscription successfully. restSubId=%v, subscriptionCount=%v", *restSubId, len(r.restSubscriptions))
+}
+
+func (r *Registry) GetRESTSubscription(restSubId string, IsDelReqOngoing bool) (*RESTSubscription, error) {
+ r.mutex.Lock()
+ defer r.mutex.Unlock()
+ if restSubscription, ok := r.restSubscriptions[restSubId]; ok {
+ // Subscription deletion is not allowed if prosessing subscription request in not ready
+ if restSubscription.SubDelReqOngoing == false && restSubscription.SubReqOngoing == false {
+ if IsDelReqOngoing == true {
+ restSubscription.SubDelReqOngoing = true
+ }
+ r.restSubscriptions[restSubId] = restSubscription
+ return restSubscription, nil
+ } else {
+ return restSubscription, fmt.Errorf("Registry: REST request is still ongoing for the endpoint=%v, restSubId=%v, SubDelReqOngoing=%v, SubReqOngoing=%v", restSubscription, restSubId, restSubscription.SubDelReqOngoing, restSubscription.SubReqOngoing)
+ }
+ }
+ return nil, fmt.Errorf("Registry: No valid subscription found with restSubId=%v", restSubId)
+}
+