import (
"e2mgr/clients"
+ "e2mgr/e2managererrors"
"e2mgr/logger"
"e2mgr/services"
+ "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
)
type E2TAssociationManager struct {
}
}
-func (m *E2TAssociationManager) AssociateRan(e2tAddress string, ranName string) error {
+func (m *E2TAssociationManager) AssociateRan(e2tAddress string, nodebInfo *entities.NodebInfo) error {
+ ranName := nodebInfo.RanName
m.logger.Infof("#E2TAssociationManager.AssociateRan - Associating RAN %s to E2T Instance address: %s", ranName, e2tAddress)
- err := m.rmClient.AssociateRanToE2TInstance(e2tAddress, ranName)
+ err := m.associateRanAndUpdateNodeb(e2tAddress, nodebInfo)
if err != nil {
- m.logger.Errorf("#E2TAssociationManager.AssociateRan - RoutingManager failure: Failed to associate RAN %s to E2T %s. Error: %s", ranName, e2tAddress, err)
+ m.logger.Errorf("#E2TAssociationManager.AssociateRan - RoutingManager failure: Failed to associate RAN %s to E2T %s. Error: %s", nodebInfo, e2tAddress, err)
return err
}
+ err = m.e2tInstanceManager.AddRansToInstance(e2tAddress, []string{ranName})
+ if err != nil {
+ m.logger.Errorf("#E2TAssociationManager.AssociateRan - RAN name: %s - Failed to add RAN to E2T instance %s. Error: %s", ranName, e2tAddress, err)
+ return e2managererrors.NewRnibDbError()
+ }
+ m.logger.Infof("#E2TAssociationManager.AssociateRan - successfully associated RAN %s with E2T %s", ranName, e2tAddress)
+ return nil
+}
- nodebInfo, rnibErr := m.rnibDataService.GetNodeb(ranName)
+func (m *E2TAssociationManager) associateRanAndUpdateNodeb(e2tAddress string, nodebInfo *entities.NodebInfo) error {
+ rmErr := m.rmClient.AssociateRanToE2TInstance(e2tAddress, nodebInfo.RanName)
+ if rmErr != nil {
+ nodebInfo.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
+ } else {
+ nodebInfo.ConnectionStatus = entities.ConnectionStatus_CONNECTED
+ nodebInfo.AssociatedE2TInstanceAddress = e2tAddress
+ }
+ rNibErr := m.rnibDataService.UpdateNodebInfo(nodebInfo)
+ if rNibErr != nil {
+ m.logger.Errorf("#E2TAssociationManager.associateRanAndUpdateNodeb - RAN name: %s - Failed to update nodeb entity in rNib. Error: %s", nodebInfo.RanName, rNibErr)
+ }
+ var err error
+ if rmErr != nil {
+ err = e2managererrors.NewRoutingManagerError()
+ } else if rNibErr != nil{
+ err = e2managererrors.NewRnibDbError()
+ }
+ return err
+}
+
+func (m *E2TAssociationManager) DissociateRan(e2tAddress string, ranName string) error {
+ m.logger.Infof("#E2TAssociationManager.DissociateRan - Dissociating RAN %s from E2T Instance address: %s", ranName, e2tAddress)
+
+ nodebInfo, rnibErr := m.rnibDataService.GetNodeb(ranName)
if rnibErr != nil {
- m.logger.Errorf("#E2TAssociationManager.AssociateRan - RAN name: %s - Failed fetching RAN from rNib. Error: %s", ranName, rnibErr)
+ m.logger.Errorf("#E2TAssociationManager.DissociateRan - RAN name: %s - Failed fetching RAN from rNib. Error: %s", ranName, rnibErr)
return rnibErr
}
- nodebInfo.AssociatedE2TInstanceAddress = e2tAddress
- nodebInfo.ConnectionAttempts = 0
+ nodebInfo.AssociatedE2TInstanceAddress = ""
rnibErr = m.rnibDataService.UpdateNodebInfo(nodebInfo)
if rnibErr != nil {
- m.logger.Errorf("#E2TAssociationManager.AssociateRan - RAN name: %s - Failed to update RAN.AssociatedE2TInstanceAddress in rNib. Error: %s", ranName, rnibErr)
+ m.logger.Errorf("#E2TAssociationManager.DissociateRan - RAN name: %s - Failed to update RAN.AssociatedE2TInstanceAddress in rNib. Error: %s", ranName, rnibErr)
return rnibErr
}
- err = m.e2tInstanceManager.AddRanToInstance(ranName, e2tAddress)
+ err := m.e2tInstanceManager.RemoveRanFromInstance(ranName, e2tAddress)
if err != nil {
- m.logger.Errorf("#E2TAssociationManager.AssociateRan - RAN name: %s - Failed to add RAN to E2T instance %s. Error: %s", ranName, e2tAddress, err)
+ m.logger.Errorf("#E2TAssociationManager.DissociateRan - RAN name: %s - Failed to remove RAN from E2T instance %s. Error: %s", ranName, e2tAddress, err)
return err
}
- m.logger.Infof("#E2TAssociationManager.AssociateRan - successfully associated RAN %s with E2T %s", ranName, e2tAddress)
+
+ err = m.rmClient.DissociateRanE2TInstance(e2tAddress, ranName)
+ if err != nil {
+ m.logger.Errorf("#E2TAssociationManager.DissociateRan - RoutingManager failure: Failed to dissociate RAN %s from E2T %s. Error: %s", ranName, e2tAddress, err)
+ } else {
+ m.logger.Infof("#E2TAssociationManager.DissociateRan - successfully dissociated RAN %s from E2T %s", ranName, e2tAddress)
+ }
+ return nil
+}
+
+func (m *E2TAssociationManager) RemoveE2tInstance(e2tInstance *entities.E2TInstance) error {
+ m.logger.Infof("#E2TAssociationManager.RemoveE2tInstance - Removing E2T %s and dessociating its associated RANs.", e2tInstance.Address)
+
+ err := m.rmClient.DeleteE2TInstance(e2tInstance.Address, e2tInstance.AssociatedRanList)
+ if err != nil {
+ m.logger.Warnf("#E2TAssociationManager.RemoveE2tInstance - RoutingManager failure: Failed to delete E2T %s. Error: %s", e2tInstance.Address, err)
+ // log and continue
+ }
+
+ err = m.e2tInstanceManager.RemoveE2TInstance(e2tInstance.Address)
+ if err != nil {
+ m.logger.Errorf("#E2TAssociationManager.RemoveE2tInstance - Failed to remove E2T %s. Error: %s", e2tInstance.Address, err)
+ return err
+ }
+
+ m.logger.Infof("#E2TAssociationManager.RemoveE2tInstance - E2T %s successfully removed.", e2tInstance.Address)
return nil
}