Creating dymanic endpoints(Eps) and distributing routes to those endpoints on upgrad...
[ric-plt/rtmgr.git] / pkg / rpe / rpe.go
index 64b93fe..4097ae0 100644 (file)
@@ -115,7 +115,8 @@ func (r *Rpe) addRoute(messageType string, tx *rtmgr.Endpoint, rx *rtmgr.Endpoin
                if rx != nil {
                        rxList = []rtmgr.EndpointList{[]rtmgr.Endpoint{*rx}}
                }
-               messageId := strconv.Itoa(xapp.RICMessageTypes[messageType])
+               //messageId := strconv.Itoa(xapp.RICMessageTypes[messageType])
+               messageId := rtmgr.Mtype[messageType]
                route := rtmgr.RouteTableEntry{
                        MessageType: messageId,
                        TxList:      txList,
@@ -137,10 +138,14 @@ func (r *Rpe) addRoute_rx_list(messageType string, tx *rtmgr.Endpoint, rx []rtmg
        }
 
        if rx != nil {
-               rxList = []rtmgr.EndpointList{rx}
+               for _, item := range rx {
+                       ep := []rtmgr.Endpoint{item}
+                       rxList = append(rxList, ep)
+               }
        }
 
-       messageId := strconv.Itoa(xapp.RICMessageTypes[messageType])
+       //messageId := strconv.Itoa(xapp.RICMessageTypes[messageType])
+       messageId := rtmgr.Mtype[messageType]
        route := rtmgr.RouteTableEntry{
                MessageType: messageId,
                TxList:      txList,
@@ -152,7 +157,7 @@ func (r *Rpe) addRoute_rx_list(messageType string, tx *rtmgr.Endpoint, rx []rtmg
        //      xapp.Logger.Trace("Route added: MessageTyp: %v, Tx: %v, Rx: %v, SubId: %v", messageId, tx, rx, subId)
 }
 
-func (r *Rpe) generateXappRoutes(xAppEp *rtmgr.Endpoint, e2TermEp *rtmgr.Endpoint, subManEp *rtmgr.Endpoint, routeTable *rtmgr.RouteTable) {
+func (r *Rpe) generateXappRoutes(xAppEp *rtmgr.Endpoint, subManEp *rtmgr.Endpoint, routeTable *rtmgr.RouteTable) {
        xapp.Logger.Debug("rpe.generateXappRoutes invoked")
        xapp.Logger.Debug("Endpoint: %v, xAppType: %v", xAppEp.Name, xAppEp.XAppType)
        if xAppEp.XAppType != sbi.PlatformType && (len(xAppEp.TxMessages) > 0 || len(xAppEp.RxMessages) > 0) {
@@ -179,7 +184,35 @@ func (r *Rpe) generateXappRoutes(xAppEp *rtmgr.Endpoint, e2TermEp *rtmgr.Endpoin
 
 }
 
-func (r *Rpe) generateSubscriptionRoutes(selectedxAppEp *rtmgr.Endpoint, e2TermEp *rtmgr.Endpoint, subManEp *rtmgr.Endpoint, routeTable *rtmgr.RouteTable) {
+
+func (r *Rpe) generateXappToXappRoutes(RecvxAppEp *rtmgr.Endpoint, endPointList rtmgr.Endpoints, routeTable *rtmgr.RouteTable) {
+       xapp.Logger.Debug("rpe.generateXappToXappRoutes invoked")
+
+       for _, rxmsg := range RecvxAppEp.RxMessages {
+
+               var src_present bool
+               xapp.Logger.Debug("RecvxAppEp.RxMessages Endpoint: %v, xAppType: %v and rxmsg: %v ", RecvxAppEp.Name, RecvxAppEp.XAppType, rxmsg)
+               if (rxmsg != "RIC_SUB_RESP" && rxmsg != "RIC_SUB_FAILURE" && rxmsg != "RIC_SUB_DEL_RESP" && rxmsg != "RIC_SUB_DEL_FAILURE" && rxmsg != "RIC_INDICATION" && rxmsg != "RIC_CONTROL_ACK" && rxmsg != "RIC_CONTROL_FAILURE" && rxmsg != "A1_POLICY_REQ") {
+                       for _, SrcxAppEp := range endPointList {
+                               if SrcxAppEp.XAppType != sbi.PlatformType && (len(SrcxAppEp.TxMessages) > 0) && SrcxAppEp.Name != RecvxAppEp.Name {
+                                       for _, txmsg := range SrcxAppEp.TxMessages {
+                                                       if (rxmsg == txmsg) {
+                                                               r.addRoute(rxmsg, SrcxAppEp, RecvxAppEp, routeTable, -1, "")
+                                                               src_present = true
+                                                               break
+                                                       }
+                                       }
+                               }
+                       }
+                       if src_present == false {
+                               r.addRoute(rxmsg, nil, RecvxAppEp, routeTable, -1, "")
+                       }
+               }
+
+       }
+}
+
+func (r *Rpe) generateSubscriptionRoutes(selectedxAppEp *rtmgr.Endpoint, subManEp *rtmgr.Endpoint, routeTable *rtmgr.RouteTable) {
        xapp.Logger.Debug("rpe.addSubscriptionRoutes invoked")
        subscriptionList := &rtmgr.Subs
        for _, subscription := range *subscriptionList {
@@ -187,26 +220,34 @@ func (r *Rpe) generateSubscriptionRoutes(selectedxAppEp *rtmgr.Endpoint, e2TermE
                xAppUuid := subscription.Fqdn + ":" + strconv.Itoa(int(subscription.Port))
                xapp.Logger.Debug("xApp UUID: %v", xAppUuid)
                xAppEp := getEndpointByUuid(xAppUuid)
-               if xAppEp.Uuid == selectedxAppEp.Uuid {
-                       xapp.Logger.Debug("xApp UUID is matched for selected xApp.UUID: %v and xApp.Name: %v", selectedxAppEp.Uuid, selectedxAppEp.Name)
-                       /// TODO
-                       //Subscription Manager -> xApp
-                       r.addRoute("RIC_SUB_RESP", subManEp, xAppEp, routeTable, subscription.SubID, "")
-                       r.addRoute("RIC_SUB_FAILURE", subManEp, xAppEp, routeTable, subscription.SubID, "")
-                       r.addRoute("RIC_SUB_DEL_RESP", subManEp, xAppEp, routeTable, subscription.SubID, "")
-                       r.addRoute("RIC_SUB_DEL_FAILURE", subManEp, xAppEp, routeTable, subscription.SubID, "")
-                       //E2 Termination -> xApp
-                       r.addRoute("RIC_INDICATION", e2TermEp, xAppEp, routeTable, subscription.SubID, "")
-                       r.addRoute("RIC_CONTROL_ACK", e2TermEp, xAppEp, routeTable, subscription.SubID, "")
-                       r.addRoute("RIC_CONTROL_FAILURE", e2TermEp, xAppEp, routeTable, subscription.SubID, "")
+               if xAppEp != nil {
+                       if xAppEp.Uuid == selectedxAppEp.Uuid {
+                               xapp.Logger.Debug("xApp UUID is matched for selected xApp.UUID: %v and xApp.Name: %v", selectedxAppEp.Uuid, selectedxAppEp.Name)
+                               /// TODO
+                               //Subscription Manager -> xApp
+                               r.addRoute("RIC_SUB_RESP", subManEp, xAppEp, routeTable, subscription.SubID, "")
+                               r.addRoute("RIC_SUB_FAILURE", subManEp, xAppEp, routeTable, subscription.SubID, "")
+                               r.addRoute("RIC_SUB_DEL_RESP", subManEp, xAppEp, routeTable, subscription.SubID, "")
+                               r.addRoute("RIC_SUB_DEL_FAILURE", subManEp, xAppEp, routeTable, subscription.SubID, "")
+                               //E2 Termination -> xApp
+                               r.addRoute("RIC_INDICATION", nil, xAppEp, routeTable, subscription.SubID, "")
+                               r.addRoute("RIC_CONTROL_ACK", nil, xAppEp, routeTable, subscription.SubID, "")
+                               r.addRoute("RIC_CONTROL_FAILURE", nil, xAppEp, routeTable, subscription.SubID, "")
+                       }
+               } else {
+                               xapp.Logger.Error("generateSubscriptionRoutes xAppEp is nil, xApp UUID: %v", xAppUuid)
                }
        }
 }
 
-func (r *Rpe) generatePlatformRoutes(e2TermEp []rtmgr.Endpoint, subManEp *rtmgr.Endpoint, e2ManEp *rtmgr.Endpoint, ueManEp *rtmgr.Endpoint, rsmEp *rtmgr.Endpoint, a1mediatorEp *rtmgr.Endpoint, routeTable *rtmgr.RouteTable) {
+func (r *Rpe) generatePlatformRoutes(e2TermEp []rtmgr.Endpoint, subManEp *rtmgr.Endpoint, e2ManEp *rtmgr.Endpoint, rsmEp *rtmgr.Endpoint, a1mediatorEp *rtmgr.Endpoint, routeTable *rtmgr.RouteTable) {
        xapp.Logger.Debug("rpe.generatePlatformRoutes invoked")
        //Platform Routes --- Subscription Routes
        //Subscription Manager -> E2 Termination
+       if rtmgr.PrsCfg == nil {
+               xapp.Logger.Info("No static routes configuration")
+               return
+       }
        for _, routes := range *rtmgr.PrsCfg {
                var sendEp *rtmgr.Endpoint
                var Ep *rtmgr.Endpoint
@@ -215,8 +256,6 @@ func (r *Rpe) generatePlatformRoutes(e2TermEp []rtmgr.Endpoint, subManEp *rtmgr.
                        sendEp = subManEp
                case "E2MAN":
                        sendEp = e2ManEp
-               case "UEMAN":
-                       sendEp = ueManEp
                case "RSM":
                        sendEp = rsmEp
                case "A1MEDIATOR":
@@ -227,30 +266,34 @@ func (r *Rpe) generatePlatformRoutes(e2TermEp []rtmgr.Endpoint, subManEp *rtmgr.
                        Ep = subManEp
                case "E2MAN":
                        Ep = e2ManEp
-               case "UEMAN":
-                       Ep = ueManEp
+               //case "UEMAN":
+               //      Ep = ueManEp
                case "RSM":
                        Ep = rsmEp
                case "A1MEDIATOR":
                        Ep = a1mediatorEp
                }
-               if routes.EndPoint == "E2TERMINST" && len(e2TermEp) > 0 {
-                       r.addRoute_rx_list(routes.MessageType, sendEp, e2TermEp, routeTable, routes.SubscriptionId, routes.Meid)
-                       continue
-               }
+
                r.addRoute(routes.MessageType, sendEp, Ep, routeTable, routes.SubscriptionId, routes.Meid)
        }
+
+       if len(e2TermEp) > 0 {
+               r.addRoute_rx_list("RIC_SCTP_CLEAR_ALL", e2ManEp, e2TermEp, routeTable, -1, "")
+               r.addRoute_rx_list("E2_TERM_KEEP_ALIVE_REQ", e2ManEp, e2TermEp, routeTable, -1, "")
+               r.addRoute_rx_list("RIC_E2_SETUP_RESP", e2ManEp, e2TermEp, routeTable, -1, "")
+               r.addRoute_rx_list("RIC_E2_SETUP_FAILURE", e2ManEp, e2TermEp, routeTable, -1, "")
+       }
 }
 
 func (r *Rpe) generateRouteTable(endPointList rtmgr.Endpoints) *rtmgr.RouteTable {
        xapp.Logger.Debug("rpe.generateRouteTable invoked")
        xapp.Logger.Debug("Endpoint List:  %v", endPointList)
        routeTable := &rtmgr.RouteTable{}
-       e2TermEp := getEndpointByName(&endPointList, "E2TERM")
+       /*e2TermEp := getEndpointByName(&endPointList, "E2TERM")
        if e2TermEp == nil {
                xapp.Logger.Error("Platform component not found: %v", "E2 Termination")
                xapp.Logger.Debug("Endpoints: %v", endPointList)
-       }
+       }*/
        subManEp := getEndpointByName(&endPointList, "SUBMAN")
        if subManEp == nil {
                xapp.Logger.Error("Platform component not found: %v", "Subscription Manager")
@@ -261,11 +304,6 @@ func (r *Rpe) generateRouteTable(endPointList rtmgr.Endpoints) *rtmgr.RouteTable
                xapp.Logger.Error("Platform component not found: %v", "E2 Manager")
                xapp.Logger.Debug("Endpoints: %v", endPointList)
        }
-       ueManEp := getEndpointByName(&endPointList, "UEMAN")
-       if ueManEp == nil {
-               xapp.Logger.Error("Platform component not found: %v", "UE Manger")
-               xapp.Logger.Debug("Endpoints: %v", endPointList)
-       }
        rsmEp := getEndpointByName(&endPointList, "RSM")
        if rsmEp == nil {
                xapp.Logger.Error("Platform component not found: %v", "Resource Status Manager")
@@ -282,13 +320,15 @@ func (r *Rpe) generateRouteTable(endPointList rtmgr.Endpoints) *rtmgr.RouteTable
                xapp.Logger.Error("Platform component not found: %v", "E2 Termination List")
                xapp.Logger.Debug("Endpoints: %v", endPointList)
        }
-       r.generatePlatformRoutes(e2TermListEp, subManEp, e2ManEp, ueManEp, rsmEp, A1MediatorEp, routeTable)
+       r.generatePlatformRoutes(e2TermListEp, subManEp, e2ManEp, rsmEp, A1MediatorEp, routeTable)
 
        for _, endPoint := range endPointList {
                xapp.Logger.Debug("Endpoint: %v, xAppType: %v", endPoint.Name, endPoint.XAppType)
                if endPoint.XAppType != sbi.PlatformType && (len(endPoint.TxMessages) > 0 || len(endPoint.RxMessages) > 0) {
-                       r.generateXappRoutes(endPoint, e2TermEp, subManEp, routeTable)
-                       r.generateSubscriptionRoutes(endPoint, e2TermEp, subManEp, routeTable)
+                       r.generateXappRoutes(endPoint, subManEp, routeTable)
+                       r.generateSubscriptionRoutes(endPoint, subManEp, routeTable)
+                       r.generateXappToXappRoutes(endPoint, endPointList, routeTable)
+
                }
        }
        return routeTable