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
  21 package main
  22
  23 import (
  24         "e2mgr/configuration"
  25         "e2mgr/controllers"
  26         "e2mgr/converters"
  27         "e2mgr/httpserver"
  28         "e2mgr/logger"
  29         "e2mgr/managers"
  30         "e2mgr/managers/notificationmanager"
  31         "e2mgr/providers/httpmsghandlerprovider"
  32         "e2mgr/providers/rmrmsghandlerprovider"
  33         "e2mgr/rNibWriter"
  34         "e2mgr/rmrCgo"
  35         "e2mgr/services"
  36         "e2mgr/services/rmrreceiver"
  37         "e2mgr/services/rmrsender"
  38         "fmt"
  39         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/reader"
  40         "os"
  41         "strconv"
  42 )
  43
  44 const MAX_RNIB_POOL_INSTANCES = 4
  45
  46 func main() {
  47         config := configuration.ParseConfiguration()
  48         logLevel, _ := logger.LogLevelTokenToLevel(config.Logging.LogLevel)
  49         logger, err := logger.InitLogger(logLevel)
  50         if err != nil {
  51                 fmt.Printf("#app.main - failed to initialize logger, error: %s", err)
  52                 os.Exit(1)
  53         }
  54         rNibWriter.Init("e2Manager", MAX_RNIB_POOL_INSTANCES)
  55         defer rNibWriter.Close()
  56         reader.Init("e2Manager", MAX_RNIB_POOL_INSTANCES)
  57         defer reader.Close()
  58         rnibDataService := services.NewRnibDataService(logger, config, reader.GetRNibReader, rNibWriter.GetRNibWriter)
  59         var msgImpl *rmrCgo.Context
  60         rmrMessenger := msgImpl.Init("tcp:"+strconv.Itoa(config.Rmr.Port), config.Rmr.MaxMsgSize, 0, logger)
  61         rmrSender := rmrsender.NewRmrSender(logger, rmrMessenger)
  62         ranSetupManager := managers.NewRanSetupManager(logger, rmrSender, rnibDataService)
  63         ranReconnectionManager := managers.NewRanReconnectionManager(logger, config, rnibDataService, ranSetupManager)
  64         ranStatusChangeManager := managers.NewRanStatusChangeManager(logger, rmrSender)
  65         x2SetupResponseConverter := converters.NewX2SetupResponseConverter(logger)
  66         x2SetupResponseManager := managers.NewX2SetupResponseManager(x2SetupResponseConverter)
  67         x2SetupFailureResponseConverter := converters.NewX2SetupFailureResponseConverter(logger)
  68         x2SetupFailureResponseManager := managers.NewX2SetupFailureResponseManager(x2SetupFailureResponseConverter)
  69         rmrNotificationHandlerProvider := rmrmsghandlerprovider.NewNotificationHandlerProvider(logger, rnibDataService, ranReconnectionManager, ranStatusChangeManager, rmrSender, x2SetupResponseManager, x2SetupFailureResponseManager)
  70
  71         notificationManager := notificationmanager.NewNotificationManager(logger, rmrNotificationHandlerProvider)
  72         rmrReceiver := rmrreceiver.NewRmrReceiver(logger, rmrMessenger, notificationManager)
  73
  74         defer (*rmrMessenger).Close()
  75
  76         go rmrReceiver.ListenAndHandle()
  77
  78         httpMsgHandlerProvider := httpmsghandlerprovider.NewIncomingRequestHandlerProvider(logger, rmrSender, config, rnibDataService, ranSetupManager)
  79         rootController := controllers.NewRootController(rnibDataService)
  80         nodebController := controllers.NewNodebController(logger, httpMsgHandlerProvider)
  81         httpserver.Run(config.Http.Port, rootController, nodebController)
  82 }