| /* |
| * Copyright 2018-present Open Networking Foundation |
| |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package device |
| |
| import ( |
| "context" |
| "errors" |
| "io" |
| "strconv" |
| "strings" |
| "sync" |
| "time" |
| |
| "github.com/golang/protobuf/ptypes/empty" |
| "github.com/opencord/voltha-go/db/model" |
| "github.com/opencord/voltha-go/rw_core/core/device/event" |
| "github.com/opencord/voltha-go/rw_core/utils" |
| "github.com/opencord/voltha-lib-go/v3/pkg/kafka" |
| "github.com/opencord/voltha-lib-go/v3/pkg/log" |
| "github.com/opencord/voltha-protos/v3/go/openflow_13" |
| "github.com/opencord/voltha-protos/v3/go/voltha" |
| "google.golang.org/grpc/codes" |
| "google.golang.org/grpc/status" |
| ) |
| |
| // LogicalManager represent logical device manager attributes |
| type LogicalManager struct { |
| *event.Manager |
| logicalDeviceAgents sync.Map |
| deviceMgr *Manager |
| kafkaICProxy kafka.InterContainerProxy |
| dbPath *model.Path |
| ldProxy *model.Proxy |
| defaultTimeout time.Duration |
| logicalDevicesLoadingLock sync.RWMutex |
| logicalDeviceLoadingInProgress map[string][]chan int |
| } |
| |
| func (ldMgr *LogicalManager) addLogicalDeviceAgentToMap(agent *LogicalAgent) { |
| if _, exist := ldMgr.logicalDeviceAgents.Load(agent.logicalDeviceID); !exist { |
| ldMgr.logicalDeviceAgents.Store(agent.logicalDeviceID, agent) |
| } |
| } |
| |
| // getLogicalDeviceAgent returns the logical device agent. If the device is not in memory then the device will |
| // be loaded from dB and a logical device agent created to managed it. |
| func (ldMgr *LogicalManager) getLogicalDeviceAgent(ctx context.Context, logicalDeviceID string) *LogicalAgent { |
| logger.Debugw("get-logical-device-agent", log.Fields{"logical-device-id": logicalDeviceID}) |
| agent, ok := ldMgr.logicalDeviceAgents.Load(logicalDeviceID) |
| if ok { |
| lda := agent.(*LogicalAgent) |
| if lda.logicalDevice == nil { |
| // This can happen when an agent for the logical device has been created but the logical device |
| // itself is not ready for action as it is waiting for switch and port capabilities from the |
| // relevant adapter. In such a case prevent any request aimed at that logical device. |
| logger.Debugf("Logical device %s is not ready to serve requests", logicalDeviceID) |
| return nil |
| } |
| return lda |
| } |
| // Try to load into memory - loading will also create the logical device agent |
| if err := ldMgr.load(ctx, logicalDeviceID); err == nil { |
| if agent, ok = ldMgr.logicalDeviceAgents.Load(logicalDeviceID); ok { |
| return agent.(*LogicalAgent) |
| } |
| } |
| return nil |
| } |
| |
| func (ldMgr *LogicalManager) deleteLogicalDeviceAgent(logicalDeviceID string) { |
| ldMgr.logicalDeviceAgents.Delete(logicalDeviceID) |
| } |
| |
| // GetLogicalDevice provides a cloned most up to date logical device. If device is not in memory |
| // it will be fetched from the dB |
| func (ldMgr *LogicalManager) GetLogicalDevice(ctx context.Context, id *voltha.ID) (*voltha.LogicalDevice, error) { |
| logger.Debugw("getlogicalDevice", log.Fields{"logicaldeviceid": id}) |
| if agent := ldMgr.getLogicalDeviceAgent(ctx, id.Id); agent != nil { |
| return agent.GetLogicalDevice(ctx) |
| } |
| return nil, status.Errorf(codes.NotFound, "%s", id) |
| } |
| |
| //ListLogicalDevices returns the list of all logical devices |
| func (ldMgr *LogicalManager) ListLogicalDevices(ctx context.Context, _ *empty.Empty) (*voltha.LogicalDevices, error) { |
| logger.Debug("ListAllLogicalDevices") |
| |
| var logicalDevices []*voltha.LogicalDevice |
| if err := ldMgr.ldProxy.List(ctx, &logicalDevices); err != nil { |
| logger.Errorw("failed-to-list-logical-devices-from-cluster-proxy", log.Fields{"error": err}) |
| return nil, err |
| } |
| return &voltha.LogicalDevices{Items: logicalDevices}, nil |
| } |
| |
| func (ldMgr *LogicalManager) createLogicalDevice(ctx context.Context, device *voltha.Device) (*string, error) { |
| logger.Debugw("creating-logical-device", log.Fields{"deviceId": device.Id}) |
| // Sanity check |
| if !device.Root { |
| return nil, errors.New("device-not-root") |
| } |
| |
| // Create a logical device agent - the logical device Id is based on the mac address of the device |
| // For now use the serial number - it may contain any combination of alphabetic characters and numbers, |
| // with length varying from eight characters to a maximum of 14 characters. Mac Address is part of oneof |
| // in the Device model. May need to be moved out. |
| id := utils.CreateLogicalDeviceID() |
| sn := strings.Replace(device.MacAddress, ":", "", -1) |
| if id == "" { |
| logger.Errorw("mac-address-not-set", log.Fields{"deviceId": device.Id, "serial-number": sn}) |
| return nil, errors.New("mac-address-not-set") |
| } |
| |
| logger.Debugw("logical-device-id", log.Fields{"logicaldeviceId": id}) |
| |
| agent := newLogicalAgent(id, sn, device.Id, ldMgr, ldMgr.deviceMgr, ldMgr.dbPath, ldMgr.ldProxy, ldMgr.defaultTimeout) |
| ldMgr.addLogicalDeviceAgentToMap(agent) |
| |
| // Update the root device with the logical device Id reference |
| if err := ldMgr.deviceMgr.setParentID(ctx, device, id); err != nil { |
| logger.Errorw("failed-setting-parent-id", log.Fields{"logicalDeviceId": id, "deviceId": device.Id}) |
| return nil, err |
| } |
| |
| go func() { |
| //TODO: either wait for the agent to be started before returning, or |
| // implement locks in the agent to ensure request are not processed before start() is complete |
| err := agent.start(context.Background(), false) |
| if err != nil { |
| logger.Errorw("unable-to-create-the-logical-device", log.Fields{"error": err}) |
| ldMgr.deleteLogicalDeviceAgent(id) |
| } |
| }() |
| |
| logger.Debug("creating-logical-device-ends") |
| return &id, nil |
| } |
| |
| // stopManagingLogicalDeviceWithDeviceId stops the management of the logical device. This implies removal of any |
| // reference of this logical device in cache. The device Id is passed as param because the logical device may already |
| // have been removed from the model. This function returns the logical device Id if found |
| func (ldMgr *LogicalManager) stopManagingLogicalDeviceWithDeviceID(ctx context.Context, id string) string { |
| logger.Infow("stop-managing-logical-device", log.Fields{"deviceId": id}) |
| // Go over the list of logical device agents to find the one which has rootDeviceId as id |
| var ldID = "" |
| ldMgr.logicalDeviceAgents.Range(func(key, value interface{}) bool { |
| ldAgent := value.(*LogicalAgent) |
| if ldAgent.rootDeviceID == id { |
| logger.Infow("stopping-logical-device-agent", log.Fields{"lDeviceId": key}) |
| if err := ldAgent.stop(ctx); err != nil { |
| logger.Errorw("failed-to-stop-LDAgent", log.Fields{"error": err}) |
| return false |
| } |
| ldID = key.(string) |
| ldMgr.logicalDeviceAgents.Delete(ldID) |
| } |
| return true |
| }) |
| return ldID |
| } |
| |
| //getLogicalDeviceFromModel retrieves the logical device data from the model. |
| func (ldMgr *LogicalManager) getLogicalDeviceFromModel(ctx context.Context, lDeviceID string) (*voltha.LogicalDevice, error) { |
| logicalDevice := &voltha.LogicalDevice{} |
| if have, err := ldMgr.ldProxy.Get(ctx, lDeviceID, logicalDevice); err != nil { |
| logger.Errorw("failed-to-get-logical-devices-from-cluster-proxy", log.Fields{"error": err}) |
| return nil, err |
| } else if !have { |
| return nil, status.Error(codes.NotFound, lDeviceID) |
| } |
| |
| return logicalDevice, nil |
| } |
| |
| // load loads a logical device manager in memory |
| func (ldMgr *LogicalManager) load(ctx context.Context, lDeviceID string) error { |
| if lDeviceID == "" { |
| return nil |
| } |
| // Add a lock to prevent two concurrent calls from loading the same device twice |
| ldMgr.logicalDevicesLoadingLock.Lock() |
| if _, exist := ldMgr.logicalDeviceLoadingInProgress[lDeviceID]; !exist { |
| if ldAgent, _ := ldMgr.logicalDeviceAgents.Load(lDeviceID); ldAgent == nil { |
| ldMgr.logicalDeviceLoadingInProgress[lDeviceID] = []chan int{make(chan int, 1)} |
| ldMgr.logicalDevicesLoadingLock.Unlock() |
| if _, err := ldMgr.getLogicalDeviceFromModel(ctx, lDeviceID); err == nil { |
| logger.Debugw("loading-logical-device", log.Fields{"lDeviceId": lDeviceID}) |
| agent := newLogicalAgent(lDeviceID, "", "", ldMgr, ldMgr.deviceMgr, ldMgr.dbPath, ldMgr.ldProxy, ldMgr.defaultTimeout) |
| if err := agent.start(ctx, true); err != nil { |
| return err |
| } |
| ldMgr.logicalDeviceAgents.Store(agent.logicalDeviceID, agent) |
| } else { |
| logger.Debugw("logicalDevice not in model", log.Fields{"lDeviceId": lDeviceID}) |
| } |
| // announce completion of task to any number of waiting channels |
| ldMgr.logicalDevicesLoadingLock.Lock() |
| if v, ok := ldMgr.logicalDeviceLoadingInProgress[lDeviceID]; ok { |
| for _, ch := range v { |
| close(ch) |
| } |
| delete(ldMgr.logicalDeviceLoadingInProgress, lDeviceID) |
| } |
| ldMgr.logicalDevicesLoadingLock.Unlock() |
| } else { |
| ldMgr.logicalDevicesLoadingLock.Unlock() |
| } |
| } else { |
| ch := make(chan int, 1) |
| ldMgr.logicalDeviceLoadingInProgress[lDeviceID] = append(ldMgr.logicalDeviceLoadingInProgress[lDeviceID], ch) |
| ldMgr.logicalDevicesLoadingLock.Unlock() |
| // Wait for the channel to be closed, implying the process loading this device is done. |
| <-ch |
| } |
| if _, exist := ldMgr.logicalDeviceAgents.Load(lDeviceID); exist { |
| return nil |
| } |
| return status.Errorf(codes.Aborted, "Error loading logical device %s", lDeviceID) |
| } |
| |
| func (ldMgr *LogicalManager) deleteLogicalDevice(ctx context.Context, device *voltha.Device) error { |
| logger.Debugw("deleting-logical-device", log.Fields{"deviceId": device.Id}) |
| // Sanity check |
| if !device.Root { |
| return errors.New("device-not-root") |
| } |
| logDeviceID := device.ParentId |
| if agent := ldMgr.getLogicalDeviceAgent(ctx, logDeviceID); agent != nil { |
| // Stop the logical device agent |
| if err := agent.stop(ctx); err != nil { |
| logger.Errorw("failed-to-stop-agent", log.Fields{"error": err}) |
| return err |
| } |
| //Remove the logical device agent from the Map |
| ldMgr.deleteLogicalDeviceAgent(logDeviceID) |
| } |
| |
| logger.Debug("deleting-logical-device-ends") |
| return nil |
| } |
| |
| func (ldMgr *LogicalManager) getLogicalDeviceID(ctx context.Context, device *voltha.Device) (*string, error) { |
| // Device can either be a parent or a child device |
| if device.Root { |
| // Parent device. The ID of a parent device is the logical device ID |
| return &device.ParentId, nil |
| } |
| // Device is child device |
| // retrieve parent device using child device ID |
| // TODO: return (string, have) instead of *string |
| // also: If not root device, just return device.parentID instead of loading the parent device. |
| if parentDevice := ldMgr.deviceMgr.getParentDevice(ctx, device); parentDevice != nil { |
| return &parentDevice.ParentId, nil |
| } |
| return nil, status.Errorf(codes.NotFound, "%s", device.Id) |
| } |
| |
| func (ldMgr *LogicalManager) getLogicalDeviceIDFromDeviceID(ctx context.Context, deviceID string) (*string, error) { |
| // Get the device |
| var device *voltha.Device |
| var err error |
| if device, err = ldMgr.deviceMgr.getDevice(ctx, deviceID); err != nil { |
| return nil, err |
| } |
| return ldMgr.getLogicalDeviceID(ctx, device) |
| } |
| |
| // ListLogicalDeviceFlows returns the flows of logical device |
| func (ldMgr *LogicalManager) ListLogicalDeviceFlows(ctx context.Context, id *voltha.ID) (*openflow_13.Flows, error) { |
| logger.Debugw("ListLogicalDeviceFlows", log.Fields{"logicaldeviceid": id.Id}) |
| agent := ldMgr.getLogicalDeviceAgent(ctx, id.Id) |
| if agent == nil { |
| return nil, status.Errorf(codes.NotFound, "%s", id.Id) |
| } |
| |
| flows := agent.listLogicalDeviceFlows() |
| ctr, ret := 0, make([]*openflow_13.OfpFlowStats, len(flows)) |
| for _, flow := range flows { |
| ret[ctr] = flow |
| ctr++ |
| } |
| return &openflow_13.Flows{Items: ret}, nil |
| } |
| |
| // ListLogicalDeviceFlowGroups returns logical device flow groups |
| func (ldMgr *LogicalManager) ListLogicalDeviceFlowGroups(ctx context.Context, id *voltha.ID) (*openflow_13.FlowGroups, error) { |
| logger.Debugw("ListLogicalDeviceFlowGroups", log.Fields{"logicaldeviceid": id.Id}) |
| agent := ldMgr.getLogicalDeviceAgent(ctx, id.Id) |
| if agent == nil { |
| return nil, status.Errorf(codes.NotFound, "%s", id.Id) |
| } |
| |
| groups := agent.listLogicalDeviceGroups() |
| ctr, ret := 0, make([]*openflow_13.OfpGroupEntry, len(groups)) |
| for _, group := range groups { |
| ret[ctr] = group |
| ctr++ |
| } |
| return &openflow_13.FlowGroups{Items: ret}, nil |
| } |
| |
| // ListLogicalDevicePorts returns logical device ports |
| func (ldMgr *LogicalManager) ListLogicalDevicePorts(ctx context.Context, id *voltha.ID) (*voltha.LogicalPorts, error) { |
| logger.Debugw("ListLogicalDevicePorts", log.Fields{"logicaldeviceid": id.Id}) |
| agent := ldMgr.getLogicalDeviceAgent(ctx, id.Id) |
| if agent == nil { |
| return nil, status.Errorf(codes.NotFound, "%s", id.Id) |
| } |
| |
| ports := agent.listLogicalDevicePorts() |
| ctr, ret := 0, make([]*voltha.LogicalPort, len(ports)) |
| for _, port := range ports { |
| ret[ctr] = port |
| ctr++ |
| } |
| return &voltha.LogicalPorts{Items: ret}, nil |
| } |
| |
| // GetLogicalDevicePort returns logical device port details |
| func (ldMgr *LogicalManager) GetLogicalDevicePort(ctx context.Context, lPortID *voltha.LogicalPortId) (*voltha.LogicalPort, error) { |
| // Get the logical device where this port is attached |
| agent := ldMgr.getLogicalDeviceAgent(ctx, lPortID.Id) |
| if agent == nil { |
| return nil, status.Errorf(codes.NotFound, "%s", lPortID.Id) |
| } |
| |
| for _, port := range agent.listLogicalDevicePorts() { |
| if port.Id == lPortID.PortId { |
| return port, nil |
| } |
| } |
| return nil, status.Errorf(codes.NotFound, "%s-%s", lPortID.Id, lPortID.PortId) |
| } |
| |
| // updateLogicalPort sets up a logical port on the logical device based on the device port |
| // information, if needed |
| func (ldMgr *LogicalManager) updateLogicalPort(ctx context.Context, device *voltha.Device, port *voltha.Port) error { |
| ldID, err := ldMgr.getLogicalDeviceID(ctx, device) |
| if err != nil || *ldID == "" { |
| // This is not an error as the logical device may not have been created at this time. In such a case, |
| // the ports will be created when the logical device is ready. |
| return nil |
| } |
| if agent := ldMgr.getLogicalDeviceAgent(ctx, *ldID); agent != nil { |
| if err := agent.updateLogicalPort(ctx, device, port); err != nil { |
| return err |
| } |
| } |
| return nil |
| } |
| |
| // deleteLogicalPort removes the logical port associated with a child device |
| func (ldMgr *LogicalManager) deleteLogicalPorts(ctx context.Context, deviceID string) error { |
| logger.Debugw("deleting-logical-ports", log.Fields{"device-id": deviceID}) |
| // Get logical port |
| ldID, err := ldMgr.getLogicalDeviceIDFromDeviceID(ctx, deviceID) |
| if err != nil { |
| return err |
| } |
| if agent := ldMgr.getLogicalDeviceAgent(ctx, *ldID); agent != nil { |
| if err = agent.deleteLogicalPorts(ctx, deviceID); err != nil { |
| logger.Warnw("delete-logical-ports-failed", log.Fields{"logical-device-id": *ldID}) |
| return err |
| } |
| } |
| logger.Debug("deleting-logical-ports-ends") |
| return nil |
| } |
| |
| func (ldMgr *LogicalManager) setupUNILogicalPorts(ctx context.Context, childDevice *voltha.Device) error { |
| logger.Debugw("setupUNILogicalPorts", log.Fields{"childDeviceId": childDevice.Id, "parentDeviceId": childDevice.ParentId, "current-data": childDevice}) |
| // Sanity check |
| if childDevice.Root { |
| return errors.New("Device-root") |
| } |
| |
| // Get the logical device id parent device |
| parentID := childDevice.ParentId |
| logDeviceID := ldMgr.deviceMgr.GetParentDeviceID(ctx, parentID) |
| |
| logger.Debugw("setupUNILogicalPorts", log.Fields{"logDeviceId": logDeviceID, "parentId": parentID}) |
| |
| if parentID == "" || logDeviceID == "" { |
| return errors.New("device-in-invalid-state") |
| } |
| |
| if agent := ldMgr.getLogicalDeviceAgent(ctx, logDeviceID); agent != nil { |
| if err := agent.setupUNILogicalPorts(ctx, childDevice); err != nil { |
| return err |
| } |
| } |
| return nil |
| } |
| |
| func (ldMgr *LogicalManager) deleteAllLogicalPorts(ctx context.Context, device *voltha.Device) error { |
| logger.Debugw("deleteAllLogicalPorts", log.Fields{"deviceId": device.Id}) |
| |
| var ldID *string |
| var err error |
| //Get the logical device Id for this device |
| if ldID, err = ldMgr.getLogicalDeviceID(ctx, device); err != nil { |
| logger.Warnw("no-logical-device-found", log.Fields{"deviceId": device.Id, "error": err}) |
| return err |
| } |
| if agent := ldMgr.getLogicalDeviceAgent(ctx, *ldID); agent != nil { |
| if err := agent.deleteAllLogicalPorts(ctx); err != nil { |
| return err |
| } |
| } |
| return nil |
| } |
| |
| func (ldMgr *LogicalManager) updatePortState(ctx context.Context, deviceID string, portNo uint32, state voltha.OperStatus_Types) error { |
| logger.Debugw("updatePortState", log.Fields{"deviceId": deviceID, "state": state, "portNo": portNo}) |
| |
| var ldID *string |
| var err error |
| //Get the logical device Id for this device |
| if ldID, err = ldMgr.getLogicalDeviceIDFromDeviceID(ctx, deviceID); err != nil { |
| logger.Warnw("no-logical-device-found", log.Fields{"deviceId": deviceID, "error": err}) |
| return err |
| } |
| if agent := ldMgr.getLogicalDeviceAgent(ctx, *ldID); agent != nil { |
| if err := agent.updatePortState(ctx, portNo, state); err != nil { |
| return err |
| } |
| } |
| return nil |
| } |
| |
| func (ldMgr *LogicalManager) updatePortsState(ctx context.Context, device *voltha.Device, state voltha.OperStatus_Types) error { |
| logger.Debugw("updatePortsState", log.Fields{"deviceId": device.Id, "state": state, "current-data": device}) |
| |
| var ldID *string |
| var err error |
| //Get the logical device Id for this device |
| if ldID, err = ldMgr.getLogicalDeviceID(ctx, device); err != nil { |
| logger.Warnw("no-logical-device-found", log.Fields{"deviceId": device.Id, "error": err}) |
| return err |
| } |
| if agent := ldMgr.getLogicalDeviceAgent(ctx, *ldID); agent != nil { |
| if err := agent.updatePortsState(ctx, device.Id, state); err != nil { |
| return err |
| } |
| } |
| return nil |
| } |
| |
| // UpdateLogicalDeviceFlowTable updates logical device flow table |
| func (ldMgr *LogicalManager) UpdateLogicalDeviceFlowTable(ctx context.Context, flow *openflow_13.FlowTableUpdate) (*empty.Empty, error) { |
| logger.Debugw("UpdateLogicalDeviceFlowTable", log.Fields{"logicalDeviceId": flow.Id}) |
| agent := ldMgr.getLogicalDeviceAgent(ctx, flow.Id) |
| if agent == nil { |
| return nil, status.Errorf(codes.NotFound, "%s", flow.Id) |
| } |
| return &empty.Empty{}, agent.updateFlowTable(ctx, flow.FlowMod) |
| } |
| |
| // UpdateLogicalDeviceMeterTable - This function sends meter mod request to logical device manager and waits for response |
| func (ldMgr *LogicalManager) UpdateLogicalDeviceMeterTable(ctx context.Context, meter *openflow_13.MeterModUpdate) (*empty.Empty, error) { |
| logger.Debugw("UpdateLogicalDeviceMeterTable", log.Fields{"logicalDeviceId": meter.Id}) |
| agent := ldMgr.getLogicalDeviceAgent(ctx, meter.Id) |
| if agent == nil { |
| return nil, status.Errorf(codes.NotFound, "%s", meter.Id) |
| } |
| return &empty.Empty{}, agent.updateMeterTable(ctx, meter.MeterMod) |
| } |
| |
| // ListLogicalDeviceMeters returns logical device meters |
| func (ldMgr *LogicalManager) ListLogicalDeviceMeters(ctx context.Context, id *voltha.ID) (*openflow_13.Meters, error) { |
| logger.Debugw("ListLogicalDeviceMeters", log.Fields{"logicalDeviceId": id.Id}) |
| agent := ldMgr.getLogicalDeviceAgent(ctx, id.Id) |
| if agent == nil { |
| return nil, status.Errorf(codes.NotFound, "%s", id.Id) |
| } |
| meters := agent.listLogicalDeviceMeters() |
| ctr, ret := 0, make([]*openflow_13.OfpMeterEntry, len(meters)) |
| for _, meter := range meters { |
| ret[ctr] = meter |
| ctr++ |
| } |
| return &openflow_13.Meters{Items: ret}, nil |
| } |
| |
| // UpdateLogicalDeviceFlowGroupTable updates logical device flow group table |
| func (ldMgr *LogicalManager) UpdateLogicalDeviceFlowGroupTable(ctx context.Context, flow *openflow_13.FlowGroupTableUpdate) (*empty.Empty, error) { |
| logger.Debugw("UpdateGroupTable", log.Fields{"logicalDeviceId": flow.Id}) |
| agent := ldMgr.getLogicalDeviceAgent(ctx, flow.Id) |
| if agent == nil { |
| return nil, status.Errorf(codes.NotFound, "%s", flow.Id) |
| } |
| return &empty.Empty{}, agent.updateGroupTable(ctx, flow.GroupMod) |
| } |
| |
| // EnableLogicalDevicePort enables logical device port |
| func (ldMgr *LogicalManager) EnableLogicalDevicePort(ctx context.Context, id *voltha.LogicalPortId) (*empty.Empty, error) { |
| logger.Debugw("EnableLogicalDevicePort", log.Fields{"logicalDeviceId": id}) |
| agent := ldMgr.getLogicalDeviceAgent(ctx, id.Id) |
| if agent == nil { |
| return nil, status.Errorf(codes.NotFound, "%s", id.Id) |
| } |
| portNo, err := strconv.ParseUint(id.PortId, 10, 32) |
| if err != nil { |
| return nil, status.Errorf(codes.InvalidArgument, "failed to parse %s as a number", id.PortId) |
| } |
| return &empty.Empty{}, agent.enableLogicalPort(ctx, uint32(portNo)) |
| } |
| |
| // DisableLogicalDevicePort disables logical device port |
| func (ldMgr *LogicalManager) DisableLogicalDevicePort(ctx context.Context, id *voltha.LogicalPortId) (*empty.Empty, error) { |
| logger.Debugw("DisableLogicalDevicePort", log.Fields{"logicalDeviceId": id}) |
| agent := ldMgr.getLogicalDeviceAgent(ctx, id.Id) |
| if agent == nil { |
| return nil, status.Errorf(codes.NotFound, "%s", id.Id) |
| } |
| portNo, err := strconv.ParseUint(id.PortId, 10, 32) |
| if err != nil { |
| return nil, status.Errorf(codes.InvalidArgument, "failed to parse %s as a number", id.PortId) |
| } |
| return &empty.Empty{}, agent.disableLogicalPort(ctx, uint32(portNo)) |
| } |
| |
| func (ldMgr *LogicalManager) packetIn(ctx context.Context, logicalDeviceID string, port uint32, transactionID string, packet []byte) error { |
| logger.Debugw("packetIn", log.Fields{"logicalDeviceId": logicalDeviceID, "port": port}) |
| if agent := ldMgr.getLogicalDeviceAgent(ctx, logicalDeviceID); agent != nil { |
| agent.packetIn(port, transactionID, packet) |
| } else { |
| logger.Error("logical-device-not-exist", log.Fields{"logicalDeviceId": logicalDeviceID}) |
| } |
| return nil |
| } |
| |
| // StreamPacketsOut sends packets to adapter |
| func (ldMgr *LogicalManager) StreamPacketsOut(packets voltha.VolthaService_StreamPacketsOutServer) error { |
| logger.Debugw("StreamPacketsOut-request", log.Fields{"packets": packets}) |
| loop: |
| for { |
| select { |
| case <-packets.Context().Done(): |
| logger.Infow("StreamPacketsOut-context-done", log.Fields{"packets": packets, "error": packets.Context().Err()}) |
| break loop |
| default: |
| } |
| |
| packet, err := packets.Recv() |
| |
| if err == io.EOF { |
| logger.Debugw("Received-EOF", log.Fields{"packets": packets}) |
| break loop |
| } |
| |
| if err != nil { |
| logger.Errorw("Failed to receive packet out", log.Fields{"error": err}) |
| continue |
| } |
| |
| if agent := ldMgr.getLogicalDeviceAgent(packets.Context(), packet.Id); agent != nil { |
| agent.packetOut(packets.Context(), packet.PacketOut) |
| } else { |
| logger.Errorf("No logical device agent present", log.Fields{"logicalDeviceID": packet.Id}) |
| } |
| } |
| |
| logger.Debugw("StreamPacketsOut-request-done", log.Fields{"packets": packets}) |
| return nil |
| } |