E2Manager/handlers/rmrmsghandlers/setup_response_notification_handler.go

   1 //
   2 // Copyright 2019 AT&T Intellectual Property
   3 // Copyright 2019 Nokia
   4 //
   5 // Licensed under the Apache License, Version 2.0 (the "License");
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 //      http://www.apache.org/licenses/LICENSE-2.0
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an "AS IS" BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16 //
  17 package rmrmsghandlers
  18
  19 import (
  20         "e2mgr/logger"
  21         "e2mgr/managers"
  22         "e2mgr/models"
  23         "e2mgr/services"
  24         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
  25 )
  26
  27 type SetupResponseNotificationHandler struct {
  28         rnibDataService      services.RNibDataService
  29         setupResponseManager managers.ISetupResponseManager
  30         notificationType     string
  31 }
  32
  33 func NewSetupResponseNotificationHandler(rnibDataService services.RNibDataService, setupResponseManager managers.ISetupResponseManager, notificationType string) SetupResponseNotificationHandler {
  34         return SetupResponseNotificationHandler{
  35                 rnibDataService:      rnibDataService,
  36                 setupResponseManager: setupResponseManager,
  37                 notificationType:     notificationType,
  38         }
  39 }
  40
  41 func (h SetupResponseNotificationHandler) Handle(logger *logger.Logger, request *models.NotificationRequest, messageChannel chan<- *models.NotificationResponse) {
  42         logger.Infof("#SetupResponseNotificationHandler - RAN name: %s - Received %s notification", request.RanName, h.notificationType)
  43
  44         inventoryName := request.RanName
  45
  46         nodebInfo, rnibErr := h.rnibDataService.GetNodeb(inventoryName)
  47
  48         if rnibErr != nil {
  49                 logger.Errorf("#SetupResponseNotificationHandler - RAN name: %s - Error fetching RAN from rNib: %v", request.RanName, rnibErr)
  50                 return
  51         }
  52
  53         if !isConnectionStatusValid(nodebInfo.ConnectionStatus) {
  54                 logger.Errorf("#SetupResponseNotificationHandler - RAN name: %s - Invalid RAN connection status: %s", request.RanName, nodebInfo.ConnectionStatus)
  55                 return
  56         }
  57
  58         nodebInfo.ConnectionAttempts = 0
  59         nbIdentity := &entities.NbIdentity{InventoryName: inventoryName}
  60         err := h.setupResponseManager.PopulateNodebByPdu(logger, nbIdentity, nodebInfo, request.Payload)
  61
  62         if err != nil {
  63                 return
  64         }
  65
  66         rnibErr = h.rnibDataService.SaveNodeb(nbIdentity, nodebInfo)
  67
  68         if rnibErr != nil {
  69                 logger.Errorf("#SetupResponseNotificationHandler - RAN name: %s - Error saving RAN to rNib: %v", request.RanName, rnibErr)
  70                 return
  71         }
  72
  73         logger.Infof("#SetupResponseNotificationHandler - RAN name: %s - Successfully saved RAN to rNib", request.RanName)
  74 }
  75
  76 func isConnectionStatusValid(connectionStatus entities.ConnectionStatus) bool {
  77         return connectionStatus == entities.ConnectionStatus_CONNECTING || connectionStatus == entities.ConnectionStatus_CONNECTED
  78 }