Merge "[RICPLT-1423] Big Red button API - Implementation - Disconnect status"
diff --git a/E2Manager/controllers/controller.go b/E2Manager/controllers/controller.go
index c02e671..0e13d0d 100644
--- a/E2Manager/controllers/controller.go
+++ b/E2Manager/controllers/controller.go
@@ -39,17 +39,15 @@
 type Controller struct {
 	logger         *logger.Logger
 	handlerProvider *providers.IncomingRequestHandlerProvider
-	rmrResponseChannel chan<- *models.NotificationResponse
 }
 
 func NewController(logger *logger.Logger, rmrService *services.RmrService, rNibReaderProvider func() reader.RNibReader, rNibWriterProvider func() rNibWriter.RNibWriter,
-	config *configuration.Configuration, rmrResponseChannel chan<- *models.NotificationResponse) *Controller {
+	config *configuration.Configuration) *Controller {
 
 	provider := providers.NewIncomingRequestHandlerProvider(logger, rmrService, config, rNibWriterProvider, rNibReaderProvider)
 	return &Controller{
 		logger: logger,
 		handlerProvider: provider,
-		rmrResponseChannel: rmrResponseChannel,
 	}
 }
 
@@ -102,7 +100,7 @@
 		return
 	}
 
-	err = handler.Handle(c.logger, request, c.rmrResponseChannel)
+	err = handler.Handle(c.logger, request)
 
 	if err != nil {
 		c.handleErrorResponse(err, writer)
diff --git a/E2Manager/controllers/controller_test.go b/E2Manager/controllers/controller_test.go
index 6b9e7ae..6bc1613 100644
--- a/E2Manager/controllers/controller_test.go
+++ b/E2Manager/controllers/controller_test.go
@@ -51,14 +51,13 @@
 	writerProvider := func() rNibWriter.RNibWriter {
 		return writerMock
 	}
-	var messageChannel chan<- *models.NotificationResponse
 
 	rnibErr := &common.RNibError{}
 	var nbIdentityList []*entities.NbIdentity
 	readerMock.On("GetListNodebIds").Return(nbIdentityList, rnibErr)
 
 	writer := httptest.NewRecorder()
-	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config, messageChannel)
+	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config)
 	controller.ShutdownHandler(writer, tests.GetHttpRequest(), nil)
 
 	var errorResponse = parseJsonRequest(t, writer.Body)
@@ -80,11 +79,10 @@
 	writerProvider := func() rNibWriter.RNibWriter {
 		return writerMock
 	}
-	var messageChannel chan<- *models.NotificationResponse
 
 	writer := httptest.NewRecorder()
 
-	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config, messageChannel)
+	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config)
 
 	header := &http.Header{}
 
@@ -111,14 +109,13 @@
 		return writerMock
 	}
 	config := configuration.ParseConfiguration()
-	var messageChannel chan<- *models.NotificationResponse
 
 	var rnibError common.IRNibError
 	nbIdentityList := []*entities.NbIdentity{}
 	readerMock.On("GetListNodebIds").Return(nbIdentityList, rnibError)
 
 	writer := httptest.NewRecorder()
-	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config, messageChannel)
+	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config)
 	controller.ShutdownHandler(writer, tests.GetHttpRequest(), nil)
 
 	assert.Equal(t, http.StatusNoContent, writer.Result().StatusCode)
@@ -137,10 +134,9 @@
 	writerProvider := func() rNibWriter.RNibWriter {
 		return writerMock
 	}
-	var messageChannel chan<- *models.NotificationResponse
 
 	writer := httptest.NewRecorder()
-	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config, messageChannel)
+	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config)
 	err := e2managererrors.NewInternalError()
 
 	controller.handleErrorResponse(err, writer)
@@ -164,9 +160,8 @@
 	writerProvider := func() rNibWriter.RNibWriter {
 		return writerMock
 	}
-	var messageChannel chan<- *models.NotificationResponse
 	writer := httptest.NewRecorder()
-	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config, messageChannel)
+	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config)
 	err := e2managererrors.NewCommandAlreadyInProgressError()
 
 	controller.handleErrorResponse(err, writer)
@@ -190,9 +185,8 @@
 		return writerMock
 	}
 	config := configuration.ParseConfiguration()
-	var messageChannel chan<- *models.NotificationResponse
 
-	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config, messageChannel)
+	controller := NewController(log, getRmrService(rmrMessengerMock, log), readerProvider, writerProvider, config)
 
 	header := http.Header{}
 	header.Set("Content-Type", "application/json")
diff --git a/E2Manager/handlers/delete_all_request_handler.go b/E2Manager/handlers/delete_all_request_handler.go
index 95f83a2..c5240e2 100644
--- a/E2Manager/handlers/delete_all_request_handler.go
+++ b/E2Manager/handlers/delete_all_request_handler.go
@@ -17,36 +17,39 @@
 
 package handlers
 
+import "C"
 import (
 	"e2mgr/configuration"
 	"e2mgr/e2managererrors"
 	"e2mgr/logger"
+	"e2mgr/models"
 	"e2mgr/rNibWriter"
 	"e2mgr/rmrCgo"
+	"e2mgr/services"
 	"e2mgr/stateMachine"
 	"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
 	"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/reader"
 	"time"
-
-	"e2mgr/models"
 )
 
 type DeleteAllRequestHandler struct {
 	readerProvider func() reader.RNibReader
 	writerProvider func() rNibWriter.RNibWriter
+	rmrService *services.RmrService
 	config *configuration.Configuration
 }
 
-func NewDeleteAllRequestHandler(config *configuration.Configuration, writerProvider func() rNibWriter.RNibWriter,
+func NewDeleteAllRequestHandler(rmrService *services.RmrService, config *configuration.Configuration, writerProvider func() rNibWriter.RNibWriter,
 	readerProvider func() reader.RNibReader) *DeleteAllRequestHandler {
 	return &DeleteAllRequestHandler {
 		readerProvider: readerProvider,
 		writerProvider: writerProvider,
+		rmrService: rmrService,
 		config: config,
 	}
 }
 
-func (handler *DeleteAllRequestHandler) Handle(logger *logger.Logger, request models.Request, rmrResponseChannel chan<- *models.NotificationResponse) error {
+func (handler *DeleteAllRequestHandler) Handle(logger *logger.Logger, request models.Request) error {
 
 	err, continueFlow := handler.updateNodebStates(logger, false)
 	if err != nil {
@@ -59,7 +62,10 @@
 
 	//TODO change to rmr_request
 	response := models.NotificationResponse{MgsType: rmrCgo.RIC_SCTP_CLEAR_ALL}
-	rmrResponseChannel <- &response
+	if err:= handler.rmrService.SendRmrMessage(&response); err != nil {
+		logger.Errorf("#delete_all_request_handler.Handle - failed to send sctp clear all message to RMR: %s", err)
+		return  e2managererrors.NewRmrError()
+	}
 
 	time.Sleep(time.Duration(handler.config.BigRedButtonTimeoutSec) * time.Second)
 	logger.Infof("#delete_all_request_handler.Handle - timer expired")
@@ -84,6 +90,7 @@
 		return nil, false
 	}
 
+	numOfRanToShutDown := 0
 	for _,nbIdentity := range nbIdentityList{
 
 		node, err := handler.readerProvider().GetNodeb((*nbIdentity).GetInventoryName())
@@ -96,21 +103,35 @@
 
 		if timeoutExpired{
 
-			handler.saveNodebShutDownState(logger, nbIdentity, node)
+			if handler.saveNodebShutDownState(logger, nbIdentity, node){
+				numOfRanToShutDown++
+			}
 			continue
 		}
-		handler.saveNodebNextState(logger, nbIdentity, node)
+		if handler.saveNodebNextState(logger, nbIdentity, node){
+			numOfRanToShutDown++
+		}
 	}
 
-	logger.Infof("#delete_all_request_handler.updateNodebStates - update nodeb states in RNIB completed")
+	if numOfRanToShutDown > 0{
+		logger.Infof("#delete_all_request_handler.updateNodebStates - update nodebs states in RNIB completed")
+	}else {
+		logger.Infof("#delete_all_request_handler.updateNodebStates - nodebs states are not updated ")
+		return nil, false
+	}
+
 	return nil, true
 }
 
-func (handler *DeleteAllRequestHandler) saveNodebNextState(logger *logger.Logger, nbIdentity *entities.NbIdentity, node *entities.NodebInfo) {
+func (handler *DeleteAllRequestHandler) saveNodebNextState(logger *logger.Logger, nbIdentity *entities.NbIdentity, node *entities.NodebInfo) bool{
+
+	if node.ConnectionStatus == entities.ConnectionStatus_SHUTTING_DOWN{
+		return true
+	}
 
 	nextStatus, res := stateMachine.NodeNextStateDeleteAll(node.ConnectionStatus)
 	if res == false {
-		return
+		return false
 	}
 
 	node.ConnectionStatus = nextStatus
@@ -120,24 +141,25 @@
 	if err != nil {
 		logger.Errorf("#delete_all_request_handler.saveNodebNextState - failed to save nodeB entity for inventory name: %v to RNIB. Error: %s",
 			(*nbIdentity).GetInventoryName(), err.Error())
-		return
+		return false
 	}
 
 	if logger.DebugEnabled() {
 		logger.Debugf("#delete_all_request_handler.saveNodebNextState - connection status of inventory name: %v changed to %v",
 			(*nbIdentity).GetInventoryName(), nextStatus.String())
 	}
+	return true
 }
 
-func (handler *DeleteAllRequestHandler) saveNodebShutDownState(logger *logger.Logger, nbIdentity *entities.NbIdentity, node *entities.NodebInfo) {
+func (handler *DeleteAllRequestHandler) saveNodebShutDownState(logger *logger.Logger, nbIdentity *entities.NbIdentity, node *entities.NodebInfo) bool{
 
 	if node.ConnectionStatus == entities.ConnectionStatus_SHUT_DOWN{
-		return
+		return false
 	}
 
 	if node.ConnectionStatus != entities.ConnectionStatus_SHUTTING_DOWN {
 		logger.Errorf("#delete_all_request_handler.saveNodebShutDownState - ignore, status is not Shutting Down, inventory name: %v ", (*nbIdentity).GetInventoryName())
-		return
+		return false
 	}
 
 	node.ConnectionStatus = entities.ConnectionStatus_SHUT_DOWN
@@ -147,8 +169,9 @@
 	if err != nil {
 		logger.Errorf("#delete_all_request_handler.saveNodebShutDownState - failed to save nodeB entity for inventory name: %v to RNIB. Error: %s",
 			(*nbIdentity).GetInventoryName(), err.Error())
-		return
+		return false
 	}
 
 	logger.Errorf("#delete_all_request_handler.saveNodebShutDownState - Shut Down , inventory name: %v ", (*nbIdentity).GetInventoryName())
+	return true
 }
diff --git a/E2Manager/handlers/delete_all_request_handler_test.go b/E2Manager/handlers/delete_all_request_handler_test.go
index 3204b71..62214a8 100644
--- a/E2Manager/handlers/delete_all_request_handler_test.go
+++ b/E2Manager/handlers/delete_all_request_handler_test.go
@@ -25,6 +25,10 @@
 	"e2mgr/models"
 	"e2mgr/rNibWriter"
 	"e2mgr/rmrCgo"
+	"e2mgr/services"
+	"e2mgr/sessions"
+	"e2mgr/tests"
+	"fmt"
 	"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
 	"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
 	"gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/reader"
@@ -45,18 +49,18 @@
 	writerProvider := func() rNibWriter.RNibWriter {
 		return writerMock
 	}
+	rmrMessengerMock := &mocks.RmrMessengerMock{}
+
 	config := configuration.ParseConfiguration()
 
-	handler := NewDeleteAllRequestHandler(config, writerProvider, readerProvider)
-
-	var messageChannel chan<- *models.NotificationResponse
+	handler := NewDeleteAllRequestHandler(getRmrService(rmrMessengerMock, log), config, writerProvider, readerProvider)
 
 	rnibErr := &common.RNibError{}
 	var nbIdentityList []*entities.NbIdentity
 	readerMock.On("GetListNodebIds").Return(nbIdentityList, rnibErr)
 
 	expected := &e2managererrors.RnibDbError{}
-	actual := handler.Handle(log, nil, messageChannel)
+	actual := handler.Handle(log, nil)
 	if reflect.TypeOf(actual) != reflect.TypeOf(expected){
 		t.Errorf("Error actual = %v, and Expected = %v.", actual, expected)
 	}
@@ -73,12 +77,11 @@
 	writerProvider := func() rNibWriter.RNibWriter {
 		return writerMock
 	}
+	rmrMessengerMock := &mocks.RmrMessengerMock{}
 	config := configuration.ParseConfiguration()
 	config.BigRedButtonTimeoutSec = 1
 
-	handler := NewDeleteAllRequestHandler(config, writerProvider, readerProvider)
-
-	messageChannel := make(chan*models.NotificationResponse)
+	handler := NewDeleteAllRequestHandler(getRmrService(rmrMessengerMock, log), config, writerProvider, readerProvider)
 
 	rnibErr := &common.RNibError{}
 	//Before timer: Disconnected->ShutDown, ShuttingDown->Ignore, Connected->ShuttingDown
@@ -98,13 +101,9 @@
 	writerMock.On("SaveNodeb", mock.Anything, updatedNb1).Return(nil)
 	writerMock.On("SaveNodeb", mock.Anything, updatedNb3).Return(nil)
 
-	go func(){
-		response := <-messageChannel
-		assert.Equal(t, response.MgsType, rmrCgo.RIC_SCTP_CLEAR_ALL)
-	}()
-
 	expected := &e2managererrors.RnibDbError{}
-	actual := handler.Handle(log, nil, messageChannel)
+	actual := handler.Handle(log, nil)
+
 	if reflect.TypeOf(actual) != reflect.TypeOf(expected){
 		t.Errorf("Error actual = %v, and Expected = %v.", actual, expected)
 	}
@@ -121,11 +120,10 @@
 	writerProvider := func() rNibWriter.RNibWriter {
 		return writerMock
 	}
+	rmrMessengerMock := &mocks.RmrMessengerMock{}
 	config := configuration.ParseConfiguration()
 	config.BigRedButtonTimeoutSec = 1
-	handler := NewDeleteAllRequestHandler(config, writerProvider, readerProvider)
-
-	messageChannel := make(chan*models.NotificationResponse)
+	handler := NewDeleteAllRequestHandler(getRmrService(rmrMessengerMock, log), config, writerProvider, readerProvider)
 
 	//Before timer: Disconnected->ShutDown, ShuttingDown->Ignore, Connected->ShuttingDown
 	nbIdentityList := createIdentityList()
@@ -158,12 +156,10 @@
 	writerMock.On("SaveNodeb", mock.Anything, updatedNb2AfterTimer).Return(nil)
 	writerMock.On("SaveNodeb", mock.Anything, updatedNb3AfterTimer).Return(nil)
 
-	go func(){
-		response := <-messageChannel
-		assert.Equal(t, response.MgsType, rmrCgo.RIC_SCTP_CLEAR_ALL)
-	}()
+	mbuf := rmrCgo.NewMBuf(tests.MessageType, tests.MaxMsgSize,"RanName" , &tests.DummyPayload, &tests.DummyXAction)
+	rmrMessengerMock.On("SendMsg", mock.AnythingOfType(fmt.Sprintf("%T", mbuf)), tests.MaxMsgSize).Return(mbuf, nil)
 
-	actual := handler.Handle(log, nil, messageChannel)
+	actual := handler.Handle(log, nil)
 
 	assert.Nil(t, actual)
 }
@@ -179,11 +175,10 @@
 	writerProvider := func() rNibWriter.RNibWriter {
 		return writerMock
 	}
+	rmrMessengerMock := &mocks.RmrMessengerMock{}
 	config := configuration.ParseConfiguration()
 	config.BigRedButtonTimeoutSec = 1
-	handler := NewDeleteAllRequestHandler(config, writerProvider, readerProvider)
-
-	messageChannel := make(chan*models.NotificationResponse)
+	handler := NewDeleteAllRequestHandler(getRmrService(rmrMessengerMock, log), config, writerProvider, readerProvider)
 
 	nbIdentityList := []*entities.NbIdentity{{InventoryName: "RanName_1"}}
 	readerMock.On("GetListNodebIds").Return(nbIdentityList, nil)
@@ -203,13 +198,49 @@
 	updatedNb1AfterTimer := &entities.NodebInfo{RanName:"RanName_1", ConnectionStatus:entities.ConnectionStatus_SHUT_DOWN,}
 	writerMock.On("SaveNodeb", mock.Anything, updatedNb1AfterTimer).Return(nil)
 
+	mbuf := rmrCgo.NewMBuf(tests.MessageType, tests.MaxMsgSize,"RanName" , &tests.DummyPayload, &tests.DummyXAction)
+	rmrMessengerMock.On("SendMsg", mock.AnythingOfType(fmt.Sprintf("%T", mbuf)), tests.MaxMsgSize).Return(mbuf, nil)
 
-	go func(){
-		response := <-messageChannel
-		assert.Equal(t, response.MgsType, rmrCgo.RIC_SCTP_CLEAR_ALL)
-	}()
+	actual := handler.Handle(log, nil)
 
-	actual := handler.Handle(log, nil, messageChannel)
+	assert.Nil(t, actual)
+}
+
+func TestHandleShuttingDownStatusFlow(t *testing.T){
+	log := initLog(t)
+
+	readerMock := &mocks.RnibReaderMock{}
+	readerProvider := func() reader.RNibReader {
+		return readerMock
+	}
+	writerMock := &mocks.RnibWriterMock{}
+	writerProvider := func() rNibWriter.RNibWriter {
+		return writerMock
+	}
+	rmrMessengerMock := &mocks.RmrMessengerMock{}
+	config := configuration.ParseConfiguration()
+	config.BigRedButtonTimeoutSec = 1
+	handler := NewDeleteAllRequestHandler(getRmrService(rmrMessengerMock, log), config, writerProvider, readerProvider)
+
+	nbIdentityList := []*entities.NbIdentity{{InventoryName: "RanName_1"}}
+	readerMock.On("GetListNodebIds").Return(nbIdentityList, nil)
+
+	nb1 := &entities.NodebInfo{RanName: "RanName_1", ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN,}
+	readerMock.On("GetNodeb", "RanName_1").Return(nb1, nil)
+
+	//after timer: ShutDown->Ignore, ShuttingDown->ShutDown
+	readerMock.On("GetListNodebIds").Return(nbIdentityList, nil)
+
+	nb1AfterTimer := &entities.NodebInfo{RanName: "RanName_1", ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN,}
+	readerMock.On("GetNodeb", "RanName_1").Return(nb1AfterTimer, nil)
+
+	updatedNb1AfterTimer := &entities.NodebInfo{RanName:"RanName_1", ConnectionStatus:entities.ConnectionStatus_SHUT_DOWN,}
+	writerMock.On("SaveNodeb", mock.Anything, updatedNb1AfterTimer).Return(nil)
+
+	mbuf := rmrCgo.NewMBuf(tests.MessageType, tests.MaxMsgSize,"RanName" , &tests.DummyPayload, &tests.DummyXAction)
+	rmrMessengerMock.On("SendMsg", mock.AnythingOfType(fmt.Sprintf("%T", mbuf)), tests.MaxMsgSize).Return(mbuf, nil)
+
+	actual := handler.Handle(log, nil)
 
 	assert.Nil(t, actual)
 }
@@ -225,11 +256,10 @@
 	writerProvider := func() rNibWriter.RNibWriter {
 		return writerMock
 	}
+	rmrMessengerMock := &mocks.RmrMessengerMock{}
 	config := configuration.ParseConfiguration()
 	config.BigRedButtonTimeoutSec = 1
-	handler := NewDeleteAllRequestHandler(config, writerProvider, readerProvider)
-
-	messageChannel := make(chan*models.NotificationResponse)
+	handler := NewDeleteAllRequestHandler(getRmrService(rmrMessengerMock, log), config, writerProvider, readerProvider)
 
 	//Before timer: Disconnected->ShutDown(will fail), ShuttingDown->Ignore, Connected->ShuttingDown
 	nbIdentityList := createIdentityList()
@@ -263,12 +293,10 @@
 	writerMock.On("SaveNodeb", mock.Anything, updatedNb2AfterTimer).Return(nil)
 	writerMock.On("SaveNodeb", mock.Anything, updatedNb3AfterTimer).Return(nil)
 
-	go func(){
-		response := <-messageChannel
-		assert.Equal(t, response.MgsType, rmrCgo.RIC_SCTP_CLEAR_ALL)
-	}()
+	mbuf := rmrCgo.NewMBuf(tests.MessageType, tests.MaxMsgSize,"RanName" , &tests.DummyPayload, &tests.DummyXAction)
+	rmrMessengerMock.On("SendMsg", mock.AnythingOfType(fmt.Sprintf("%T", mbuf)), tests.MaxMsgSize).Return(mbuf, nil)
 
-	actual := handler.Handle(log, nil, messageChannel)
+	actual := handler.Handle(log, nil)
 
 	assert.Nil(t, actual)
 }
@@ -284,11 +312,10 @@
 	writerProvider := func() rNibWriter.RNibWriter {
 		return writerMock
 	}
+	rmrMessengerMock := &mocks.RmrMessengerMock{}
 	config := configuration.ParseConfiguration()
 	config.BigRedButtonTimeoutSec = 1
-	handler := NewDeleteAllRequestHandler(config, writerProvider, readerProvider)
-
-	messageChannel := make(chan*models.NotificationResponse)
+	handler := NewDeleteAllRequestHandler(getRmrService(rmrMessengerMock, log), config, writerProvider, readerProvider)
 
 	//Before timer: Disconnected->ShutDown, ShuttingDown->Ignore, Connected->ShuttingDown(will fail)
 	nbIdentityList := createIdentityList()
@@ -322,16 +349,72 @@
 	writerMock.On("SaveNodeb", mock.Anything, updatedNb2AfterTimer).Return(nil)
 	writerMock.On("SaveNodeb", mock.Anything, updatedNb3AfterTimer).Return(errRnib)
 
-	go func(){
-		response := <-messageChannel
-		assert.Equal(t, response.MgsType, rmrCgo.RIC_SCTP_CLEAR_ALL)
-	}()
+	mbuf := rmrCgo.NewMBuf(tests.MessageType, tests.MaxMsgSize,"RanName" , &tests.DummyPayload, &tests.DummyXAction)
+	rmrMessengerMock.On("SendMsg", mock.AnythingOfType(fmt.Sprintf("%T", mbuf)), tests.MaxMsgSize).Return(mbuf, nil)
 
-	actual := handler.Handle(log, nil, messageChannel)
+	actual := handler.Handle(log, nil)
 
 	assert.Nil(t, actual)
 }
 
+func TestHandleSendRmrFailedFlow(t *testing.T){
+	log := initLog(t)
+
+	readerMock := &mocks.RnibReaderMock{}
+	readerProvider := func() reader.RNibReader {
+		return readerMock
+	}
+	writerMock := &mocks.RnibWriterMock{}
+	writerProvider := func() rNibWriter.RNibWriter {
+		return writerMock
+	}
+	rmrMessengerMock := &mocks.RmrMessengerMock{}
+	config := configuration.ParseConfiguration()
+	config.BigRedButtonTimeoutSec = 1
+	handler := NewDeleteAllRequestHandler(getRmrService(rmrMessengerMock, log), config, writerProvider, readerProvider)
+
+	//Before timer: Disconnected->ShutDown, ShuttingDown->Ignore, Connected->ShuttingDown(will fail)
+	nbIdentityList := createIdentityList()
+	readerMock.On("GetListNodebIds").Return(nbIdentityList, nil)
+
+	nb1 := &entities.NodebInfo{RanName: "RanName_1", ConnectionStatus: entities.ConnectionStatus_DISCONNECTED,}
+	nb2 := &entities.NodebInfo{RanName: "RanName_2", ConnectionStatus:entities.ConnectionStatus_SHUTTING_DOWN,}
+	nb3 := &entities.NodebInfo{RanName: "RanName_3", ConnectionStatus:entities.ConnectionStatus_CONNECTED,}
+	readerMock.On("GetNodeb", "RanName_1").Return(nb1, nil)
+	readerMock.On("GetNodeb", "RanName_2").Return(nb2, nil)
+	readerMock.On("GetNodeb", "RanName_3").Return(nb3, nil)
+
+	updatedNb1 := &entities.NodebInfo{RanName:"RanName_1", ConnectionStatus:entities.ConnectionStatus_SHUT_DOWN,}
+	updatedNb3 := &entities.NodebInfo{RanName:"RanName_3", ConnectionStatus:entities.ConnectionStatus_SHUTTING_DOWN,}
+	writerMock.On("SaveNodeb", mock.Anything, updatedNb1).Return(nil)
+	writerMock.On("SaveNodeb", mock.Anything, updatedNb3).Return(nil)
+
+	//after timer: ShutDown->Ignore, ShuttingDown->ShutDown(will fail)
+	readerMock.On("GetListNodebIds").Return(nbIdentityList, nil)
+
+	nb1AfterTimer := &entities.NodebInfo{RanName: "RanName_1", ConnectionStatus: entities.ConnectionStatus_SHUT_DOWN,}
+	nb2AfterTimer := &entities.NodebInfo{RanName: "RanName_2", ConnectionStatus:entities.ConnectionStatus_SHUTTING_DOWN,}
+	nb3AfterTimer := &entities.NodebInfo{RanName: "RanName_3", ConnectionStatus:entities.ConnectionStatus_SHUTTING_DOWN,}
+	readerMock.On("GetNodeb", "RanName_1").Return(nb1AfterTimer, nil)
+	readerMock.On("GetNodeb", "RanName_2").Return(nb2AfterTimer, nil)
+	readerMock.On("GetNodeb", "RanName_3").Return(nb3AfterTimer, nil)
+
+	updatedNb2AfterTimer := &entities.NodebInfo{RanName:"RanName_2", ConnectionStatus:entities.ConnectionStatus_SHUT_DOWN,}
+	updatedNb3AfterTimer := &entities.NodebInfo{RanName:"RanName_3", ConnectionStatus:entities.ConnectionStatus_SHUT_DOWN,}
+	writerMock.On("SaveNodeb", mock.Anything, updatedNb2AfterTimer).Return(nil)
+	writerMock.On("SaveNodeb", mock.Anything, updatedNb3AfterTimer).Return(nil)
+
+	expected := e2managererrors.NewRmrError()
+	mbuf := rmrCgo.NewMBuf(tests.MessageType, tests.MaxMsgSize,"RanName" , &tests.DummyPayload, &tests.DummyXAction)
+	rmrMessengerMock.On("SendMsg", mock.AnythingOfType(fmt.Sprintf("%T", mbuf)), tests.MaxMsgSize).Return(mbuf, expected)
+
+	actual := handler.Handle(log, nil)
+
+	if reflect.TypeOf(actual) != reflect.TypeOf(expected){
+		t.Errorf("Error actual = %v, and Expected = %v.", actual, expected)
+	}
+}
+
 func TestHandleGetListEnbIdsEmptyFlow(t *testing.T){
 	log := initLog(t)
 
@@ -343,18 +426,17 @@
 	writerProvider := func() rNibWriter.RNibWriter {
 		return writerMock
 	}
+	rmrMessengerMock := &mocks.RmrMessengerMock{}
 	config := configuration.ParseConfiguration()
 
-	handler := NewDeleteAllRequestHandler(config, writerProvider, readerProvider)
-
-	var messageChannel chan<- *models.NotificationResponse
+	handler := NewDeleteAllRequestHandler(getRmrService(rmrMessengerMock, log), config, writerProvider, readerProvider)
 
 	var rnibError common.IRNibError
 	nbIdentityList := []*entities.NbIdentity{}
 
 	readerMock.On("GetListNodebIds").Return(nbIdentityList, rnibError)
 
-	actual := handler.Handle(log, nil, messageChannel)
+	actual := handler.Handle(log, nil)
 	readerMock.AssertNumberOfCalls(t, "GetNodeb", 0)
 	assert.Nil(t, actual)
 }
@@ -378,4 +460,12 @@
 		t.Errorf("#delete_all_request_handler_test.TestHandleSuccessFlow - failed to initialize logger, error: %s", err)
 	}
 	return log
+}
+
+
+func getRmrService(rmrMessengerMock *mocks.RmrMessengerMock, log *logger.Logger) *services.RmrService {
+	rmrMessenger := rmrCgo.RmrMessenger(rmrMessengerMock)
+	messageChannel := make(chan *models.NotificationResponse)
+	rmrMessengerMock.On("Init", tests.GetPort(), tests.MaxMsgSize, tests.Flags, log).Return(&rmrMessenger)
+	return services.NewRmrService(services.NewRmrConfig(tests.Port, tests.MaxMsgSize, tests.Flags, log), rmrMessenger,  make(sessions.E2Sessions), messageChannel)
 }
\ No newline at end of file
diff --git a/E2Manager/handlers/ranLostConnectionHandler.go b/E2Manager/handlers/ranLostConnectionHandler.go
index 0404e74..33c4948 100644
--- a/E2Manager/handlers/ranLostConnectionHandler.go
+++ b/E2Manager/handlers/ranLostConnectionHandler.go
@@ -55,9 +55,7 @@
 		if rNibErr = src.rnibWriterProvider().SaveNodeb(nbIdentity, nb); rNibErr != nil {
 			logger.Errorf("#ranLostConnectionHandler.Handle - transactionId %s: rNibWriter failed to save nb entity %s. Error: %s", request.TransactionId, nb.RanName, rNibErr.Error())
 		} else {
-			logger.Infof("#ranLostConnectionHandler.Handle - transactionId %s: saved to rNib", request.TransactionId)
-			logger.Debugf("#ranLostConnectionHandler.Handle - transactionId %s: saved to rNib. RanName %s, ConnectionStatus %v", request.TransactionId, nb.RanName, nb.ConnectionStatus)
-
+			logger.Infof("#ranLostConnectionHandler.Handle - transactionId %s: saved to rNib. RanName %s, ConnectionStatus %v", request.TransactionId, nb.RanName, nb.ConnectionStatus)
 		}
 	}
 	e2session, ok := e2Sessions[request.TransactionId]
diff --git a/E2Manager/handlers/request_handler.go b/E2Manager/handlers/request_handler.go
index 5e343fe..a8745f9 100644
--- a/E2Manager/handlers/request_handler.go
+++ b/E2Manager/handlers/request_handler.go
@@ -23,5 +23,5 @@
 )
 
 type RequestHandler interface {
-	Handle(logger *logger.Logger, request models.Request, rmrResponseChannel chan<- *models.NotificationResponse) error
+	Handle(logger *logger.Logger, request models.Request) error
 }
diff --git a/E2Manager/handlers/x2_reset_request_handler.go b/E2Manager/handlers/x2_reset_request_handler.go
index c5605c6..63484bb 100644
--- a/E2Manager/handlers/x2_reset_request_handler.go
+++ b/E2Manager/handlers/x2_reset_request_handler.go
@@ -134,7 +134,7 @@
 	}
 }
 
-func (handler *X2ResetRequestHandler) Handle(logger *logger.Logger, request models.Request, rmrResponseChannel chan<- *models.NotificationResponse) error {
+func (handler *X2ResetRequestHandler) Handle(logger *logger.Logger, request models.Request) error {
 	resetRequest := request.(models.ResetRequest)
 
 	if len(resetRequest.Cause) == 0 {
diff --git a/E2Manager/main/http_server.go b/E2Manager/main/http_server.go
index e7ee10a..4a7b969 100644
--- a/E2Manager/main/http_server.go
+++ b/E2Manager/main/http_server.go
@@ -59,14 +59,14 @@
 	defer rmrService.CloseContext()
 	go rmrServiceReceiver.ListenAndHandle()
 	go rmrService.SendResponse()
-	runServer(rmrService, logger, config, rmrResponseChannel)
+	runServer(rmrService, logger, config)
 }
 
-func runServer(rmrService *services.RmrService, logger *logger.Logger, config *configuration.Configuration, rmrResponseChannel chan *models.NotificationResponse) {
+func runServer(rmrService *services.RmrService, logger *logger.Logger, config *configuration.Configuration) {
 
 	router := httprouter.New()
 	controller := controllers.NewNodebController(logger, rmrService, reader.GetRNibReader, rNibWriter.GetRNibWriter)
-	newController := controllers.NewController(logger, rmrService, reader.GetRNibReader, rNibWriter.GetRNibWriter, config, rmrResponseChannel)
+	newController := controllers.NewController(logger, rmrService, reader.GetRNibReader, rNibWriter.GetRNibWriter, config)
 
 	router.POST("/v1/nodeb/:messageType", controller.HandleRequest)
 	router.GET("/v1/nodeb-ids", controller.GetNodebIdList)
diff --git a/E2Manager/providers/incoming_request_handler_provider.go b/E2Manager/providers/incoming_request_handler_provider.go
index e8a124a..dc42966 100644
--- a/E2Manager/providers/incoming_request_handler_provider.go
+++ b/E2Manager/providers/incoming_request_handler_provider.go
@@ -52,7 +52,7 @@
 	rNibReaderProvider func() reader.RNibReader) map[IncomingRequest]handlers.RequestHandler {
 
 	return map[IncomingRequest]handlers.RequestHandler{
-		ShutdownRequest: handlers.NewDeleteAllRequestHandler(config, rNibWriterProvider, rNibReaderProvider), //TODO change to pointer
+		ShutdownRequest: handlers.NewDeleteAllRequestHandler(rmrService, config, rNibWriterProvider, rNibReaderProvider), //TODO change to pointer
 		ResetRequest: handlers.NewX2ResetRequestHandler(rmrService, config, rNibWriterProvider, rNibReaderProvider),      //TODO change to pointer
 	}
 }