X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=E2Manager%2Fmanagers%2Fran_setup_manager.go;h=cb24472d8ae5f32e57b7367de99b656b00858a9b;hb=ce7bdb1a54c10071a9aa0310a8e42411dcab9226;hp=ce8446887dd1cbf3cb80b2537c223df359ba8a6c;hpb=2151d81e25b521d1d7f76fee0f286723e9b00913;p=ric-plt%2Fe2mgr.git

diff --git a/E2Manager/managers/ran_setup_manager.go b/E2Manager/managers/ran_setup_manager.go
index ce84468..cb24472 100644
--- a/E2Manager/managers/ran_setup_manager.go
+++ b/E2Manager/managers/ran_setup_manager.go
@@ -18,28 +18,101 @@
 package managers
 
 import (
+	"e2mgr/e2managererrors"
+	"e2mgr/e2pdus"
 	"e2mgr/logger"
+	"e2mgr/models"
 	"e2mgr/rNibWriter"
+	"e2mgr/rmrCgo"
 	"e2mgr/services"
 	"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
-	"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/reader"
 )
 
 type RanSetupManager struct {
 	logger             *logger.Logger
-	rnibReaderProvider func() reader.RNibReader
 	rnibWriterProvider func() rNibWriter.RNibWriter
 	rmrService         *services.RmrService
 }
 
-func NewRanSetupManager(logger *logger.Logger, rmrService *services.RmrService, rnibReaderProvider func() reader.RNibReader, rnibWriterProvider func() rNibWriter.RNibWriter) *RanSetupManager {
+func NewRanSetupManager(logger *logger.Logger, rmrService *services.RmrService, rnibWriterProvider func() rNibWriter.RNibWriter) *RanSetupManager {
 	return &RanSetupManager{
 		logger:             logger,
-		rnibReaderProvider: rnibReaderProvider,
 		rnibWriterProvider: rnibWriterProvider,
+		rmrService        : rmrService,
 	}
 }
 
+
+// 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
 func (m *RanSetupManager) ExecuteSetup(nodebInfo *entities.NodebInfo) error {
+
+	// Update retries and connection status (connecting)
+	if err := m.updateConnectionStatusConnecting(nodebInfo); err != nil {
+		return e2managererrors.NewRnibDbError()
+	}
+
+	// Build the endc/x2 setup request
+	rmrMsgType,request, err := m.prepareSetupRequest(nodebInfo)
+	if err != nil {
+		return err
+	}
+	
+	// Send the endc/x2 setup request
+	response := &models.NotificationResponse{MgsType: rmrMsgType, RanName: nodebInfo.RanName, Payload: request.GetMessageAsBytes(m.logger)}
+	if err := m.rmrService.SendRmrMessage(response); err != nil {
+		m.logger.Errorf("#ran_setup_manager.ExecuteSetup - failed to send setup request to RMR: %s", err)
+
+		// Decrement retries and connection status (disconnected)
+		if err := m.updateConnectionStatusDisconnected(nodebInfo); err != nil {
+			return e2managererrors.NewRnibDbError()
+		}
+
+		return e2managererrors.NewRmrError()
+	}
 	return nil
 }