// This source code is part of the near-RT RIC (RAN Intelligent Controller)
// platform project (RICP).
-
package httpmsghandlers
import "C"
import (
+ "e2mgr/clients"
"e2mgr/configuration"
"e2mgr/e2managererrors"
"e2mgr/logger"
+ "e2mgr/managers"
"e2mgr/models"
"e2mgr/rmrCgo"
"e2mgr/services"
"e2mgr/services/rmrsender"
- "e2mgr/stateMachine"
+ "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
"time"
)
type DeleteAllRequestHandler struct {
- rnibDataService services.RNibDataService
- rmrSender *rmrsender.RmrSender
- config *configuration.Configuration
- logger *logger.Logger
+ rnibDataService services.RNibDataService
+ rmrSender *rmrsender.RmrSender
+ config *configuration.Configuration
+ logger *logger.Logger
+ e2tInstancesManager managers.IE2TInstancesManager
+ rmClient clients.IRoutingManagerClient
+ ranConnectStatusChangeManager managers.IRanConnectStatusChangeManager
+ ranListManager managers.RanListManager
}
-func NewDeleteAllRequestHandler(logger *logger.Logger, rmrSender *rmrsender.RmrSender, config *configuration.Configuration, rnibDataService services.RNibDataService) *DeleteAllRequestHandler {
+const PartialSuccessDueToRmErrorMessage = "Operation succeeded except for routing manager outbound call"
+
+func NewDeleteAllRequestHandler(logger *logger.Logger, rmrSender *rmrsender.RmrSender, config *configuration.Configuration, rnibDataService services.RNibDataService, e2tInstancesManager managers.IE2TInstancesManager, rmClient clients.IRoutingManagerClient, ranConnectStatusChangeManager managers.IRanConnectStatusChangeManager, ranListManager managers.RanListManager) *DeleteAllRequestHandler {
return &DeleteAllRequestHandler{
- logger: logger,
- rnibDataService: rnibDataService,
- rmrSender: rmrSender,
- config: config,
+ logger: logger,
+ rnibDataService: rnibDataService,
+ rmrSender: rmrSender,
+ config: config,
+ e2tInstancesManager: e2tInstancesManager,
+ rmClient: rmClient,
+ ranConnectStatusChangeManager: ranConnectStatusChangeManager,
+ ranListManager: ranListManager,
}
}
-func (handler *DeleteAllRequestHandler) Handle(request models.Request) (models.IResponse, error) {
+func (h *DeleteAllRequestHandler) Handle(request models.Request) (models.IResponse, error) {
+ h.logger.Infof("#DeleteAllRequestHandler.Handle - handling shutdown request")
+
+ e2tAddresses, err := h.e2tInstancesManager.GetE2TAddresses()
- err, continueFlow := handler.updateNodebStates(false)
if err != nil {
return nil, err
}
- if continueFlow == false {
- return nil, nil
+ if len(e2tAddresses) == 0 {
+ err, _ = h.updateNodebs(h.updateNodebInfoForceShutdown)
+ return nil, err
}
- response := models.RmrMessage{MsgType: rmrCgo.RIC_SCTP_CLEAR_ALL}
- if err := handler.rmrSender.Send(&response); err != nil {
- handler.logger.Errorf("#DeleteAllRequestHandler.Handle - failed to send sctp clear all message to RMR: %s", err)
- return nil, e2managererrors.NewRmrError()
+ dissocErr := h.rmClient.DissociateAllRans(e2tAddresses)
+
+ if dissocErr != nil {
+ h.logger.Warnf("#DeleteAllRequestHandler.Handle - routing manager failure. continue flow.")
}
- time.Sleep(time.Duration(handler.config.BigRedButtonTimeoutSec) * time.Second)
- handler.logger.Infof("#DeleteAllRequestHandler.Handle - timer expired")
+ err, updatedAtLeastOnce := h.updateNodebs(h.updateNodebInfoShuttingDown)
- err, _ = handler.updateNodebStates(true)
if err != nil {
return nil, err
}
- return nil, nil
-}
+ err = h.e2tInstancesManager.ClearRansOfAllE2TInstances()
-func (handler *DeleteAllRequestHandler) updateNodebStates(timeoutExpired bool) (error, bool) {
- nbIdentityList, err := handler.rnibDataService.GetListNodebIds()
+ if err != nil {
+ return nil, err
+ }
+
+ rmrMessage := models.RmrMessage{MsgType: rmrCgo.RIC_SCTP_CLEAR_ALL}
+
+ err = h.rmrSender.Send(&rmrMessage)
if err != nil {
- handler.logger.Errorf("#DeleteAllRequestHandler.updateNodebStates - failed to get nodes list from RNIB. Error: %s", err.Error())
- return e2managererrors.NewRnibDbError(), false
+ h.logger.Errorf("#DeleteAllRequestHandler.Handle - failed to send sctp clear all message to RMR: %s", err)
+ return nil, e2managererrors.NewRmrError()
}
- if len(nbIdentityList) == 0 {
- return nil, false
+ if !updatedAtLeastOnce {
+ h.logger.Infof("#DeleteAllRequestHandler.Handle - DB wasn't updated, not activating timer")
+
+ if dissocErr != nil {
+ return models.NewRedButtonPartialSuccessResponseModel(PartialSuccessDueToRmErrorMessage), nil
+ }
+
+ return nil, nil
}
- numOfRanToShutDown := 0
- for _, nbIdentity := range nbIdentityList {
+ time.Sleep(time.Duration(h.config.BigRedButtonTimeoutSec) * time.Second)
+ h.logger.Infof("#DeleteAllRequestHandler.Handle - timer expired")
- node, err := handler.rnibDataService.GetNodeb((*nbIdentity).GetInventoryName())
+ err, _ = h.updateNodebs(h.updateNodebInfoShutDown)
- if err != nil {
- handler.logger.Errorf("#DeleteAllRequestHandler.updateNodebStates - failed to get nodeB entity for ran name: %v from RNIB. Error: %s",
- (*nbIdentity).GetInventoryName(), err.Error())
- continue
- }
+ if err != nil {
+ return nil, err
+ }
+
+ if dissocErr != nil {
+ return models.NewRedButtonPartialSuccessResponseModel(PartialSuccessDueToRmErrorMessage), nil
+ }
+
+ return nil, nil
+}
+
+func (h *DeleteAllRequestHandler) updateNodebs(updateCb func(node *entities.NodebInfo) (error, bool)) (error, bool) {
+ nbIdentityList := h.ranListManager.GetNbIdentityList()
+ updatedAtLeastOnce := false
- if timeoutExpired {
+ for _, nbIdentity := range nbIdentityList {
+ node, err := h.rnibDataService.GetNodeb(nbIdentity.InventoryName)
+
+ if err != nil {
+ _, ok := err.(*common.ResourceNotFoundError)
- if handler.saveNodebShutDownState(nbIdentity, node) {
- numOfRanToShutDown++
+ if !ok {
+ h.logger.Errorf("#DeleteAllRequestHandler.updateNodebs - failed to get nodeB entity for ran name: %s from rNib. error: %s", nbIdentity.InventoryName, err)
+ return e2managererrors.NewRnibDbError(), false
}
continue
}
- if handler.saveNodebNextState(nbIdentity, node) {
- numOfRanToShutDown++
+
+ err, updated := updateCb(node)
+
+ if err != nil {
+ return err, false
}
- }
- if numOfRanToShutDown > 0 {
- handler.logger.Infof("#DeleteAllRequestHandler.updateNodebStates - update nodebs states in RNIB completed")
- } else {
- handler.logger.Infof("#DeleteAllRequestHandler.updateNodebStates - nodebs states are not updated ")
- return nil, false
+ if updated {
+ updatedAtLeastOnce = true
+ }
}
- return nil, true
+ return nil, updatedAtLeastOnce
}
-func (handler *DeleteAllRequestHandler) saveNodebNextState(nbIdentity *entities.NbIdentity, node *entities.NodebInfo) bool {
+func (h *DeleteAllRequestHandler) updateNodebInfoForceShutdown(node *entities.NodebInfo) (error, bool) {
+ err := h.updateNodebInfo(node, entities.ConnectionStatus_SHUT_DOWN, true)
- if node.ConnectionStatus == entities.ConnectionStatus_SHUTTING_DOWN {
- return true
+ if err != nil {
+ return err, false
}
- nextStatus, res := stateMachine.NodeNextStateDeleteAll(node.ConnectionStatus)
- if res == false {
- return false
- }
+ return nil, true
+}
- node.ConnectionStatus = nextStatus
+func (h *DeleteAllRequestHandler) updateNodebInfoShuttingDown(node *entities.NodebInfo) (error, bool) {
+ if node.ConnectionStatus == entities.ConnectionStatus_SHUT_DOWN {
+ return nil, false
+ }
- err := handler.rnibDataService.SaveNodeb(nbIdentity, node)
+ err := h.updateNodebInfo(node, entities.ConnectionStatus_SHUTTING_DOWN, true)
if err != nil {
- handler.logger.Errorf("#DeleteAllRequestHandler.saveNodebNextState - failed to save nodeB entity for inventory name: %v to RNIB. Error: %s",
- (*nbIdentity).GetInventoryName(), err.Error())
- return false
+ return err, false
}
- if handler.logger.DebugEnabled() {
- handler.logger.Debugf("#DeleteAllRequestHandler.saveNodebNextState - connection status of inventory name: %v changed to %v",
- (*nbIdentity).GetInventoryName(), nextStatus.String())
- }
- return true
+ return nil, true
}
-func (handler *DeleteAllRequestHandler) saveNodebShutDownState(nbIdentity *entities.NbIdentity, node *entities.NodebInfo) bool {
-
+func (h *DeleteAllRequestHandler) updateNodebInfoShutDown(node *entities.NodebInfo) (error, bool) {
if node.ConnectionStatus == entities.ConnectionStatus_SHUT_DOWN {
- return false
+ return nil, false
}
if node.ConnectionStatus != entities.ConnectionStatus_SHUTTING_DOWN {
- handler.logger.Errorf("#DeleteAllRequestHandler.saveNodebShutDownState - ignore, status is not Shutting Down, inventory name: %v ", (*nbIdentity).GetInventoryName())
- return false
+ h.logger.Warnf("#DeleteAllRequestHandler.updateNodebInfoShutDown - RAN name: %s - ignore, status is not Shutting Down", node.RanName)
+ return nil, false
+ }
+
+ err := h.updateNodebInfo(node, entities.ConnectionStatus_SHUT_DOWN, false)
+
+ if err != nil {
+ return err, false
}
- node.ConnectionStatus = entities.ConnectionStatus_SHUT_DOWN
+ return nil, true
+}
- err := handler.rnibDataService.SaveNodeb(nbIdentity, node)
+func (h *DeleteAllRequestHandler) updateNodebInfo(node *entities.NodebInfo, connectionStatus entities.ConnectionStatus, resetAssociatedE2TAddress bool) error {
+ _, err := h.ranConnectStatusChangeManager.ChangeStatus(node, connectionStatus)
if err != nil {
- handler.logger.Errorf("#DeleteAllRequestHandler.saveNodebShutDownState - failed to save nodeB entity for inventory name: %v to RNIB. Error: %s",
- (*nbIdentity).GetInventoryName(), err.Error())
- return false
+ return e2managererrors.NewRnibDbError()
+ }
+
+ if resetAssociatedE2TAddress {
+ node.AssociatedE2TInstanceAddress = ""
+
+ err = h.rnibDataService.UpdateNodebInfo(node)
+ if err != nil {
+ h.logger.Errorf("#DeleteAllRequestHandler.updateNodebInfo - RAN name: %s - failed updating nodeB entity in rNib. error: %s", node.RanName, err)
+ return e2managererrors.NewRnibDbError()
+ }
}
+ h.logger.Infof("#DeleteAllRequestHandler.updateNodebInfo - RAN name: %s, connection status: %s", node.RanName, connectionStatus)
+ return nil
- handler.logger.Errorf("#DeleteAllRequestHandler.saveNodebShutDownState - Shut Down , inventory name: %v ", (*nbIdentity).GetInventoryName())
- return true
}
Code Review / ric-plt / e2mgr.git / blobdiff