X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=E2Manager%2Fcontrollers%2Fnodeb_controller.go;h=f2efd652bef7c8800f56e21b89e4603c674b9ba7;hb=fe8d481d7f3e8d4b889ee3dcd995984eeb64cc6e;hp=912b4a986fef9800eae91ea9319ac658d6856696;hpb=15d3982b5eda43a5b5b9054d7ecb026448c6ca16;p=ric-plt%2Fe2mgr.git diff --git a/E2Manager/controllers/nodeb_controller.go b/E2Manager/controllers/nodeb_controller.go index 912b4a9..f2efd65 100644 --- a/E2Manager/controllers/nodeb_controller.go +++ b/E2Manager/controllers/nodeb_controller.go @@ -17,7 +17,6 @@ // This source code is part of the near-RT RIC (RAN Intelligent Controller) // platform project (RICP). - package controllers import ( @@ -26,6 +25,9 @@ import ( "e2mgr/models" "e2mgr/providers/httpmsghandlerprovider" "encoding/json" + "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities" + "github.com/golang/protobuf/jsonpb" + "github.com/golang/protobuf/proto" "github.com/gorilla/mux" "io" "io/ioutil" @@ -38,14 +40,20 @@ const ( ParamRanName = "ranName" LimitRequest = 2000 ) +const ApplicationJson = "application/json" +const ContentType = "Content-Type" type INodebController interface { Shutdown(writer http.ResponseWriter, r *http.Request) X2Reset(writer http.ResponseWriter, r *http.Request) - X2Setup(writer http.ResponseWriter, r *http.Request) - EndcSetup(writer http.ResponseWriter, r *http.Request) GetNodeb(writer http.ResponseWriter, r *http.Request) + UpdateGnb(writer http.ResponseWriter, r *http.Request) + UpdateEnb(writer http.ResponseWriter, r *http.Request) GetNodebIdList(writer http.ResponseWriter, r *http.Request) + SetGeneralConfiguration(writer http.ResponseWriter, r *http.Request) + AddEnb(writer http.ResponseWriter, r *http.Request) + DeleteEnb(writer http.ResponseWriter, r *http.Request) + HealthCheckRequest(writer http.ResponseWriter, r *http.Request) } type NodebController struct { @@ -63,7 +71,7 @@ func NewNodebController(logger *logger.Logger, handlerProvider *httpmsghandlerpr func (c *NodebController) GetNodebIdList(writer http.ResponseWriter, r *http.Request) { c.logger.Infof("[Client -> E2 Manager] #NodebController.GetNodebIdList - request: %v", c.prettifyRequest(r)) - c.handleRequest(writer, &r.Header, httpmsghandlerprovider.GetNodebIdListRequest, nil, false) + c.handleRequest(writer, &r.Header, httpmsghandlerprovider.GetNodebIdListRequest, nil, false, http.StatusOK) } func (c *NodebController) GetNodeb(writer http.ResponseWriter, r *http.Request) { @@ -71,12 +79,102 @@ func (c *NodebController) GetNodeb(writer http.ResponseWriter, r *http.Request) vars := mux.Vars(r) ranName := vars["ranName"] request := models.GetNodebRequest{RanName: ranName} - c.handleRequest(writer, &r.Header, httpmsghandlerprovider.GetNodebRequest, request, false) + c.handleRequest(writer, &r.Header, httpmsghandlerprovider.GetNodebRequest, request, false, http.StatusOK) +} + +func (c *NodebController) UpdateGnb(writer http.ResponseWriter, r *http.Request) { + c.logger.Infof("[Client -> E2 Manager] #NodebController.UpdateGnb - request: %v", c.prettifyRequest(r)) + vars := mux.Vars(r) + ranName := vars[ParamRanName] + + request := models.UpdateGnbRequest{} + + gnb := entities.Gnb{} + + if !c.extractRequestBodyToProto(r, &gnb, writer) { + return + } + + request.Gnb = &gnb + request.RanName = ranName + c.handleRequest(writer, &r.Header, httpmsghandlerprovider.UpdateGnbRequest, &request, true, http.StatusOK) +} + +func (c *NodebController) UpdateEnb(writer http.ResponseWriter, r *http.Request) { + c.logger.Infof("[Client -> E2 Manager] #NodebController.UpdateEnb - request: %v", c.prettifyRequest(r)) + + defer r.Body.Close() + body, err := ioutil.ReadAll(r.Body) + + if err != nil { + c.logger.Errorf("[Client -> E2 Manager] #NodebController.UpdateEnb - unable to read request body - error: %s", err) + c.handleErrorResponse(e2managererrors.NewInvalidJsonError(), writer) + return + } + + updateEnbRequest := models.UpdateEnbRequest{} + err = json.Unmarshal(body, &updateEnbRequest) + + if err != nil { + c.logger.Errorf("[Client -> E2 Manager] #NodebController.UpdateEnb - unable to unmarshal json - error: %s", err) + c.handleErrorResponse(e2managererrors.NewInvalidJsonError(), writer) + return + } + + vars := mux.Vars(r) + ranName := vars[ParamRanName] + + updateEnbRequest.RanName = ranName + + c.handleRequest(writer, &r.Header, httpmsghandlerprovider.UpdateEnbRequest, &updateEnbRequest, true, http.StatusOK) +} + +func (c *NodebController) AddEnb(writer http.ResponseWriter, r *http.Request) { + c.logger.Infof("[Client -> E2 Manager] #NodebController.AddEnb - request: %v", c.prettifyRequest(r)) + + defer r.Body.Close() + body, err := ioutil.ReadAll(r.Body) + + if err != nil { + c.logger.Errorf("[Client -> E2 Manager] #NodebController.AddEnb - unable to read request body - error: %s", err) + c.handleErrorResponse(e2managererrors.NewInvalidJsonError(), writer) + return + } + + addEnbRequest := models.AddEnbRequest{} + err = json.Unmarshal(body, &addEnbRequest) + + if err != nil { + c.logger.Errorf("[Client -> E2 Manager] #NodebController.AddEnb - unable to unmarshal json - error: %s", err) + c.handleErrorResponse(e2managererrors.NewInvalidJsonError(), writer) + return + } + + c.handleRequest(writer, &r.Header, httpmsghandlerprovider.AddEnbRequest, &addEnbRequest, true, http.StatusCreated) +} + +func (c *NodebController) DeleteEnb(writer http.ResponseWriter, r *http.Request) { + c.logger.Infof("[Client -> E2 Manager] #NodebController.DeleteEnb - request: %v", c.prettifyRequest(r)) + vars := mux.Vars(r) + ranName := vars["ranName"] + request := &models.DeleteEnbRequest{RanName: ranName} + c.handleRequest(writer, &r.Header, httpmsghandlerprovider.DeleteEnbRequest, request, true, http.StatusNoContent) +} + +func (c *NodebController) SetGeneralConfiguration(writer http.ResponseWriter, r *http.Request) { + c.logger.Infof("[Client -> E2 Manager] #NodebController.SetGeneralConfiguration - request: %v", c.prettifyRequest(r)) + + request := models.GeneralConfigurationRequest{} + + if !c.extractJsonBodyDisallowUnknownFields(r, &request, writer) { + return + } + c.handleRequest(writer, &r.Header, httpmsghandlerprovider.SetGeneralConfigurationRequest, request, false, http.StatusOK) } func (c *NodebController) Shutdown(writer http.ResponseWriter, r *http.Request) { c.logger.Infof("[Client -> E2 Manager] #NodebController.Shutdown - request: %v", c.prettifyRequest(r)) - c.handleRequest(writer, &r.Header, httpmsghandlerprovider.ShutdownRequest, nil, false) + c.handleRequest(writer, &r.Header, httpmsghandlerprovider.ShutdownRequest, nil, false, http.StatusNoContent) } func (c *NodebController) X2Reset(writer http.ResponseWriter, r *http.Request) { @@ -85,60 +183,77 @@ func (c *NodebController) X2Reset(writer http.ResponseWriter, r *http.Request) { vars := mux.Vars(r) ranName := vars[ParamRanName] - if r.ContentLength > 0 && !c.extractJsonBody(r, &request, writer) { + if err := c.extractJsonBody(r, &request); err != nil { + c.handleErrorResponse(err, writer) return } request.RanName = ranName - c.handleRequest(writer, &r.Header, httpmsghandlerprovider.ResetRequest, request, false) + c.handleRequest(writer, &r.Header, httpmsghandlerprovider.ResetRequest, request, false, http.StatusNoContent) } -func (c *NodebController) X2Setup(writer http.ResponseWriter, r *http.Request) { - c.logger.Infof("[Client -> E2 Manager] #NodebController.X2Setup - request: %v", c.prettifyRequest(r)) +func (c *NodebController) HealthCheckRequest(writer http.ResponseWriter, r *http.Request) { + c.logger.Infof("[Client -> E2 Manager] #NodebController.HealthCheckRequest - request: %v", c.prettifyRequest(r)) - request := models.SetupRequest{} + request := models.HealthCheckRequest{} - if !c.extractJsonBody(r, &request, writer) { + if err := c.extractJsonBody(r, &request); err != nil { + c.handleErrorResponse(err, writer) return } - c.handleRequest(writer, &r.Header, httpmsghandlerprovider.X2SetupRequest, request, true) + c.handleRequest(writer, &r.Header, httpmsghandlerprovider.HealthCheckRequest, request, true, http.StatusNoContent) } -func (c *NodebController) EndcSetup(writer http.ResponseWriter, r *http.Request) { - c.logger.Infof("[Client -> E2 Manager] #NodebController.EndcSetup - request: %v", c.prettifyRequest(r)) +func (c *NodebController) extractRequestBodyToProto(r *http.Request, pb proto.Message, writer http.ResponseWriter) bool { + defer r.Body.Close() - request := models.SetupRequest{} + err := jsonpb.Unmarshal(r.Body, pb) - if !c.extractJsonBody(r, &request, writer) { - return + if err != nil { + c.logger.Errorf("[Client -> E2 Manager] #NodebController.extractJsonBody - unable to extract json body - error: %s", err) + c.handleErrorResponse(e2managererrors.NewInvalidJsonError(), writer) + return false } - c.handleRequest(writer, &r.Header, httpmsghandlerprovider.EndcSetupRequest, request, true) + return true } -func (c *NodebController) extractJsonBody(r *http.Request, request models.Request, writer http.ResponseWriter) bool { +func (c *NodebController) extractJsonBodyDisallowUnknownFields(r *http.Request, request models.Request, writer http.ResponseWriter) bool { defer r.Body.Close() - body, err := ioutil.ReadAll(io.LimitReader(r.Body, LimitRequest)) - if err != nil { + decoder := json.NewDecoder(r.Body) + decoder.DisallowUnknownFields() + + if err := decoder.Decode(&request); err != nil { c.logger.Errorf("[Client -> E2 Manager] #NodebController.extractJsonBody - unable to extract json body - error: %s", err) c.handleErrorResponse(e2managererrors.NewInvalidJsonError(), writer) return false } + return true +} + +func (c *NodebController) extractJsonBody(r *http.Request, request models.Request) error { + defer r.Body.Close() + body, err := ioutil.ReadAll(io.LimitReader(r.Body, LimitRequest)) + + if err != nil { + c.logger.Errorf("[Client -> E2 Manager] #NodebController.extractJsonBody - unable to extract json body - error: %s", err) + return e2managererrors.NewInvalidJsonError() + } + err = json.Unmarshal(body, &request) if err != nil { c.logger.Errorf("[Client -> E2 Manager] #NodebController.extractJsonBody - unable to extract json body - error: %s", err) - c.handleErrorResponse(e2managererrors.NewInvalidJsonError(), writer) - return false + return e2managererrors.NewInvalidJsonError() } - return true + return nil } -func (c *NodebController) handleRequest(writer http.ResponseWriter, header *http.Header, requestName httpmsghandlerprovider.IncomingRequest, request models.Request, validateHeader bool) { +func (c *NodebController) handleRequest(writer http.ResponseWriter, header *http.Header, requestName httpmsghandlerprovider.IncomingRequest, request models.Request, validateRequestHeaders bool, successStatusCode int) { - if validateHeader { + if validateRequestHeaders { err := c.validateRequestHeader(header) if err != nil { @@ -161,8 +276,8 @@ func (c *NodebController) handleRequest(writer http.ResponseWriter, header *http return } - if response == nil { - writer.WriteHeader(http.StatusNoContent) + if successStatusCode == http.StatusNoContent { + writer.WriteHeader(successStatusCode) c.logger.Infof("[E2 Manager -> Client] #NodebController.handleRequest - status response: %v", http.StatusNoContent) return } @@ -175,13 +290,14 @@ func (c *NodebController) handleRequest(writer http.ResponseWriter, header *http } c.logger.Infof("[E2 Manager -> Client] #NodebController.handleRequest - response: %s", result) - writer.Header().Set("Content-Type", "application/json") - writer.Write([]byte(result)) + writer.Header().Set(ContentType, ApplicationJson) + writer.WriteHeader(successStatusCode) + writer.Write(result) } func (c *NodebController) validateRequestHeader(header *http.Header) error { - if header.Get("Content-Type") != "application/json" { + if header.Get(ContentType) != ApplicationJson { c.logger.Errorf("#NodebController.validateRequestHeader - validation failure, incorrect content type") return e2managererrors.NewHeaderValidationError() @@ -228,7 +344,22 @@ func (c *NodebController) handleErrorResponse(err error, writer http.ResponseWri e2Error, _ := err.(*e2managererrors.ResourceNotFoundError) errorResponseDetails = models.ErrorResponse{Code: e2Error.Code, Message: e2Error.Message} httpError = http.StatusNotFound - + case *e2managererrors.E2TInstanceAbsenceError: + e2Error, _ := err.(*e2managererrors.E2TInstanceAbsenceError) + errorResponseDetails = models.ErrorResponse{Code: e2Error.Code, Message: e2Error.Message} + httpError = http.StatusServiceUnavailable + case *e2managererrors.RoutingManagerError: + e2Error, _ := err.(*e2managererrors.RoutingManagerError) + errorResponseDetails = models.ErrorResponse{Code: e2Error.Code, Message: e2Error.Message} + httpError = http.StatusServiceUnavailable + case *e2managererrors.NodebExistsError: + e2Error, _ := err.(*e2managererrors.NodebExistsError) + errorResponseDetails = models.ErrorResponse{Code: e2Error.Code, Message: e2Error.Message} + httpError = http.StatusBadRequest + case *e2managererrors.NoConnectedRanError: + e2Error, _ := err.(*e2managererrors.NoConnectedRanError) + errorResponseDetails = models.ErrorResponse{Code: e2Error.Code, Message: e2Error.Message} + httpError = http.StatusNotFound default: e2Error := e2managererrors.NewInternalError() errorResponseDetails = models.ErrorResponse{Code: e2Error.Code, Message: e2Error.Message} @@ -239,13 +370,9 @@ func (c *NodebController) handleErrorResponse(err error, writer http.ResponseWri c.logger.Errorf("[E2 Manager -> Client] #NodebController.handleErrorResponse - http status: %d, error response: %+v", httpError, errorResponseDetails) - writer.Header().Set("Content-Type", "application/json") + writer.Header().Set(ContentType, ApplicationJson) writer.WriteHeader(httpError) _, err = writer.Write(errorResponse) - - if err != nil { - c.logger.Errorf("#NodebController.handleErrorResponse - Cannot send response. writer:%v", writer) - } } func (c *NodebController) prettifyRequest(request *http.Request) string {