E2Manager/handlers/rmrmsghandlers/x2apSetup_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
  18 package rmrmsghandlers
  19
  20 import (
  21         "e2mgr/converters"
  22         "e2mgr/e2pdus"
  23         "e2mgr/models"
  24         "e2mgr/rNibWriter"
  25         "fmt"
  26         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
  27
  28         "e2mgr/logger"
  29         "e2mgr/sessions"
  30 )
  31
  32 type X2SetupResponseNotificationHandler struct{}
  33
  34 func (src X2SetupResponseNotificationHandler) Handle(logger *logger.Logger, e2Sessions sessions.E2Sessions,
  35         request *models.NotificationRequest, messageChannel chan<- *models.NotificationResponse) {
  36
  37         e2session, ok := e2Sessions[request.TransactionId]
  38
  39         enbId, enb, err := converters.UnpackX2SetupResponseAndExtract(logger, e2pdus.MaxAsn1CodecAllocationBufferSize , request.Len, request.Payload, e2pdus.MaxAsn1CodecMessageBufferSize /*message buffer*/)
  40         if err != nil {
  41                 logger.Errorf("#x2apSetup_response_notification_handler.Handle - unpack failed. Error: %v", err)
  42         }
  43
  44         printHandlingSetupResponseElapsedTimeInMs(logger, fmt.Sprintf("#x2apSetup_response_notification_handler.handle - transactionId %s: Summary: Elapsed time for receiving and handling setup response from E2 terminator", request.TransactionId), request.StartTime)
  45         //TODO if !ok exit
  46         if ok {
  47                 if enb != nil {
  48                         nb := &entities.NodebInfo{}
  49                         nbIdentity := &entities.NbIdentity{}
  50
  51                         nbIdentity.InventoryName = e2session.Request.RanName
  52                         nbIdentity.GlobalNbId = enbId
  53                         nb.GlobalNbId = nbIdentity.GlobalNbId
  54                         nb.RanName = e2session.Request.RanName
  55                         nb.ConnectionStatus = entities.ConnectionStatus_CONNECTED
  56                         nb.E2ApplicationProtocol = entities.E2ApplicationProtocol_X2_SETUP_REQUEST
  57                         nb.Ip = e2session.Request.RanIp
  58                         nb.Port = uint32(e2session.Request.RanPort)
  59                         nb.NodeType = entities.Node_ENB
  60                         nb.Configuration = &entities.NodebInfo_Enb{Enb: enb}
  61
  62                         //insert/update database
  63                         if rNibErr := rNibWriter.GetRNibWriter().SaveNodeb(nbIdentity, nb); rNibErr != nil {
  64                                 logger.Errorf("#x2apSetup_response_notification_handler.Handle - transactionId %s: rNibWriter failed to save ENB data for enbId: %v. Error: %s", request.TransactionId, enbId, rNibErr.Error())
  65                         } else {
  66                                 logger.Infof("#x2apSetup_response_notification_handler.Handle - transactionId %s: saved to rNib enbId: %v", request.TransactionId, enbId)
  67                                 if logger.DebugEnabled() {
  68                                         logger.Debugf("#x2apSetup_response_notification_handler.Handle - transactionId %s: saved to rNib enbId: %v, v:[%s]", request.TransactionId, enbId, fmt.Sprintf("%s %s %s %s", nb.ConnectionStatus, enb.EnbType, enb.ServedCells, enb.GuGroupIds))
  69                                 }
  70                         }
  71                 }
  72                 printHandlingSetupResponseElapsedTimeInMs(logger, fmt.Sprintf("#x2apSetup_response_notification_handler.handle - transactionId %s: Summary: Total roundtrip elapsed time", request.TransactionId), e2session.SessionStart)
  73                 delete(e2Sessions, request.TransactionId) // Avoid pinning memory (help GC)
  74         }
  75 }