E2Manager/app/main.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 //  This source code is part of the near-RT RIC (RAN Intelligent Controller)
  18 //  platform project (RICP).
  19
  20 package main
  21
  22 import (
  23         "e2mgr/clients"
  24         "e2mgr/configuration"
  25         "e2mgr/controllers"
  26         "e2mgr/httpserver"
  27         "e2mgr/logger"
  28         "e2mgr/managers"
  29         "e2mgr/managers/notificationmanager"
  30         "e2mgr/providers/httpmsghandlerprovider"
  31         "e2mgr/providers/rmrmsghandlerprovider"
  32         "e2mgr/rNibWriter"
  33         "e2mgr/rmrCgo"
  34         "e2mgr/services"
  35         "e2mgr/services/rmrreceiver"
  36         "e2mgr/services/rmrsender"
  37         "fmt"
  38         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/reader"
  39         "gerrit.o-ran-sc.org/r/ric-plt/sdlgo"
  40         "os"
  41         "strconv"
  42 )
  43
  44 const (
  45         GeneralKey             = "GENERAL"
  46         GeneralKeyDefaultValue = "{\"enableRic\":true}"
  47 )
  48
  49 func initKeys(logger *logger.Logger, sdl *sdlgo.SdlInstance) error {
  50         ok, err := sdl.SetIfNotExists(GeneralKey, GeneralKeyDefaultValue)
  51
  52         if err != nil {
  53                 logger.Errorf("#app.main - Failed setting GENERAL key")
  54                 return err
  55         }
  56
  57         if ok {
  58                 logger.Infof("#app.main - Successfully set GENERAL key")
  59         } else {
  60                 logger.Infof("#app.main - GENERAL key exists, no need to set")
  61         }
  62
  63         return nil
  64
  65 }
  66
  67 func main() {
  68         config := configuration.ParseConfiguration()
  69         logLevel, _ := logger.LogLevelTokenToLevel(config.Logging.LogLevel)
  70         logger, err := logger.InitLogger(logLevel)
  71         if err != nil {
  72                 fmt.Printf("#app.main - failed to initialize logger, error: %s", err)
  73                 os.Exit(1)
  74         }
  75         logger.Infof("#app.main - Configuration %s", config)
  76         db := sdlgo.NewDatabase()
  77         sdl := sdlgo.NewSdlInstance("e2Manager", db)
  78         err = initKeys(logger, sdl)
  79
  80         if err != nil {
  81                 os.Exit(1)
  82         }
  83
  84         defer sdl.Close()
  85         rnibDataService := services.NewRnibDataService(logger, config, reader.GetRNibReader(sdl), rNibWriter.GetRNibWriter(sdl, config.RnibWriter))
  86
  87         ranListManager := managers.NewRanListManager(logger, rnibDataService)
  88
  89         err = ranListManager.InitNbIdentityMap()
  90
  91         if err != nil {
  92                 logger.Errorf("#app.main - quit")
  93                 os.Exit(1)
  94         }
  95
  96         var msgImpl *rmrCgo.Context
  97         rmrMessenger := msgImpl.Init("tcp:"+strconv.Itoa(config.Rmr.Port), config.Rmr.MaxMsgSize, 0, logger)
  98         rmrSender := rmrsender.NewRmrSender(logger, rmrMessenger)
  99         e2tInstancesManager := managers.NewE2TInstancesManager(rnibDataService, logger)
 100         routingManagerClient := clients.NewRoutingManagerClient(logger, config, clients.NewHttpClient())
 101         ranAlarmService := services.NewRanAlarmService(logger, config)
 102         ranConnectStatusChangeManager := managers.NewRanConnectStatusChangeManager(logger, rnibDataService, ranListManager, ranAlarmService)
 103         e2tAssociationManager := managers.NewE2TAssociationManager(logger, rnibDataService, e2tInstancesManager, routingManagerClient, ranConnectStatusChangeManager)
 104         e2tShutdownManager := managers.NewE2TShutdownManager(logger, config, rnibDataService, e2tInstancesManager, e2tAssociationManager, ranConnectStatusChangeManager)
 105         e2tKeepAliveWorker := managers.NewE2TKeepAliveWorker(logger, rmrSender, e2tInstancesManager, e2tShutdownManager, config)
 106         rmrNotificationHandlerProvider := rmrmsghandlerprovider.NewNotificationHandlerProvider()
 107         rmrNotificationHandlerProvider.Init(logger, config, rnibDataService, rmrSender, e2tInstancesManager, routingManagerClient, e2tAssociationManager, ranConnectStatusChangeManager, ranListManager)
 108
 109         notificationManager := notificationmanager.NewNotificationManager(logger, rmrNotificationHandlerProvider)
 110         rmrReceiver := rmrreceiver.NewRmrReceiver(logger, rmrMessenger, notificationManager)
 111         nodebValidator := managers.NewNodebValidator()
 112         updateEnbManager := managers.NewUpdateEnbManager(logger, rnibDataService, nodebValidator)
 113         updateGnbManager := managers.NewUpdateGnbManager(logger, rnibDataService, nodebValidator)
 114
 115         e2tInstancesManager.ResetKeepAliveTimestampsForAllE2TInstances()
 116
 117         defer rmrMessenger.Close()
 118
 119         go rmrReceiver.ListenAndHandle()
 120         go e2tKeepAliveWorker.Execute()
 121
 122         httpMsgHandlerProvider := httpmsghandlerprovider.NewIncomingRequestHandlerProvider(logger, rmrSender, config, rnibDataService, e2tInstancesManager, routingManagerClient, ranConnectStatusChangeManager, nodebValidator, updateEnbManager, updateGnbManager, ranListManager)
 123         rootController := controllers.NewRootController(rnibDataService)
 124         nodebController := controllers.NewNodebController(logger, httpMsgHandlerProvider)
 125         e2tController := controllers.NewE2TController(logger, httpMsgHandlerProvider)
 126         _ = httpserver.Run(logger, config.Http.Port, rootController, nodebController, e2tController)
 127 }