+
+// Update retries and connection status (connecting)
+func (m *RanSetupManager) updateConnectionStatusConnecting(nodebInfo *entities.NodebInfo) error {
+ // Update retries and connection status (connecting)
+ nodebInfo.ConnectionStatus = entities.ConnectionStatus_CONNECTING
+ nodebInfo.ConnectionAttempts++
+ err:= m.rnibWriterProvider().UpdateNodebInfo(nodebInfo)
+ if err != nil {
+ m.logger.Errorf("#ran_setup_manager.updateConnectionStatusConnecting - failed to update RAN's connection status to CONNECTING: %s", err)
+ } else {
+ m.logger.Infof("#ran_setup_manager.updateConnectionStatusConnecting - successfully updated RAN's connection status to CONNECTING: %s", err)
+ }
+ return err
+}
+
+// Decrement retries and connection status (disconnected)
+func (m *RanSetupManager) updateConnectionStatusDisconnected(nodebInfo *entities.NodebInfo) error {
+ // Update retries and connection status (connecting)
+ nodebInfo.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
+ nodebInfo.ConnectionAttempts--
+ err := m.rnibWriterProvider().UpdateNodebInfo(nodebInfo)
+ if err != nil {
+ m.logger.Errorf("#ran_setup_manager.updateConnectionStatusDisconnected - failed to update RAN's connection status to DISCONNECTED : %s", err)
+ } else {
+ m.logger.Errorf("#ran_setup_manager.updateConnectionStatusDisconnected - successfully updated RAN's connection status to DISCONNECTED : %s", err)
+ }
+ return err
+}
+
+func (m *RanSetupManager) prepareSetupRequest(nodebInfo *entities.NodebInfo) (int, *models.E2RequestMessage, error) {
+ // Build the endc/x2 setup request
+ switch nodebInfo.E2ApplicationProtocol {
+ case entities.E2ApplicationProtocol_X2_SETUP_REQUEST:
+ rmrMsgType := rmrCgo.RIC_X2_SETUP_REQ
+ request := models.NewE2RequestMessage(nodebInfo.RanName /*tid*/, nodebInfo.Ip, uint16(nodebInfo.Port), nodebInfo.RanName, e2pdus.PackedX2setupRequest)
+ return rmrMsgType, request, nil
+ case entities.E2ApplicationProtocol_ENDC_X2_SETUP_REQUEST:
+ rmrMsgType := rmrCgo.RIC_ENDC_X2_SETUP_REQ
+ request:= models.NewE2RequestMessage(nodebInfo.RanName /*tid*/, nodebInfo.Ip, uint16(nodebInfo.Port), nodebInfo.RanName, e2pdus.PackedEndcX2setupRequest)
+ return rmrMsgType, request, nil
+ }
+
+ m.logger.Errorf("#ran_setup_manager.ExecuteSetup - unsupported nodebInfo.E2ApplicationProtocol %d ", nodebInfo.E2ApplicationProtocol)
+ return 0, nil, e2managererrors.NewInternalError()
+}
+
+// ExecuteSetup updates the connection status and number of attempts in the nodebInfo and send an endc/x2 setup request to establish a connection with the RAN