| /* |
| * 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 core provides the utility for olt devices, flows and statistics |
| package core |
| |
| import ( |
| "context" |
| "encoding/hex" |
| "errors" |
| "fmt" |
| "strconv" |
| "strings" |
| "sync" |
| |
| "github.com/opencord/voltha-lib-go/v4/pkg/flows" |
| "github.com/opencord/voltha-lib-go/v4/pkg/log" |
| tp "github.com/opencord/voltha-lib-go/v4/pkg/techprofile" |
| rsrcMgr "github.com/opencord/voltha-openolt-adapter/internal/pkg/resourcemanager" |
| "github.com/opencord/voltha-protos/v4/go/common" |
| ic "github.com/opencord/voltha-protos/v4/go/inter_container" |
| ofp "github.com/opencord/voltha-protos/v4/go/openflow_13" |
| openoltpb2 "github.com/opencord/voltha-protos/v4/go/openolt" |
| tp_pb "github.com/opencord/voltha-protos/v4/go/tech_profile" |
| "github.com/opencord/voltha-protos/v4/go/voltha" |
| |
| "github.com/opencord/voltha-openolt-adapter/internal/pkg/olterrors" |
| "google.golang.org/grpc/codes" |
| "google.golang.org/grpc/status" |
| ) |
| |
| const ( |
| //IPProtoDhcp flow category |
| IPProtoDhcp = 17 |
| |
| //IgmpProto proto value |
| IgmpProto = 2 |
| |
| //EapEthType eapethtype value |
| EapEthType = 0x888e |
| //LldpEthType lldp ethtype value |
| LldpEthType = 0x88cc |
| //IPv4EthType IPv4 ethernet type value |
| IPv4EthType = 0x800 |
| //PPPoEDEthType PPPoE discovery ethernet type value |
| PPPoEDEthType = 0x8863 |
| |
| //ReservedVlan Transparent Vlan (Masked Vlan, VLAN_ANY in ONOS Flows) |
| ReservedVlan = 4096 |
| |
| //DefaultMgmtVlan default vlan value |
| DefaultMgmtVlan = 4091 |
| |
| // Openolt Flow |
| |
| //Upstream constant |
| Upstream = "upstream" |
| //Downstream constant |
| Downstream = "downstream" |
| //Multicast constant |
| Multicast = "multicast" |
| //PacketTagType constant |
| PacketTagType = "pkt_tag_type" |
| //Untagged constant |
| Untagged = "untagged" |
| //SingleTag constant |
| SingleTag = "single_tag" |
| //DoubleTag constant |
| DoubleTag = "double_tag" |
| |
| // classifierInfo |
| |
| //EthType constant |
| EthType = "eth_type" |
| //EthDst constant |
| EthDst = "eth_dst" |
| //TPID constant |
| TPID = "tpid" |
| //IPProto constant |
| IPProto = "ip_proto" |
| //InPort constant |
| InPort = "in_port" |
| //VlanVid constant |
| VlanVid = "vlan_vid" |
| //VlanPcp constant |
| VlanPcp = "vlan_pcp" |
| |
| //UDPDst constant |
| UDPDst = "udp_dst" |
| //UDPSrc constant |
| UDPSrc = "udp_src" |
| //Ipv4Dst constant |
| Ipv4Dst = "ipv4_dst" |
| //Ipv4Src constant |
| Ipv4Src = "ipv4_src" |
| //Metadata constant |
| Metadata = "metadata" |
| //TunnelID constant |
| TunnelID = "tunnel_id" |
| //Output constant |
| Output = "output" |
| //GroupID constant |
| GroupID = "group_id" |
| // Actions |
| |
| //PopVlan constant |
| PopVlan = "pop_vlan" |
| //PushVlan constant |
| PushVlan = "push_vlan" |
| //TrapToHost constant |
| TrapToHost = "trap_to_host" |
| //MaxMeterBand constant |
| MaxMeterBand = 2 |
| //VlanPCPMask contant |
| VlanPCPMask = 0xFF |
| //VlanvIDMask constant |
| VlanvIDMask = 0xFFF |
| //IntfID constant |
| IntfID = "intfId" |
| //OnuID constant |
| OnuID = "onuId" |
| //UniID constant |
| UniID = "uniId" |
| //PortNo constant |
| PortNo = "portNo" |
| //AllocID constant |
| AllocID = "allocId" |
| //GemID constant |
| GemID = "gemId" |
| |
| //NoneOnuID constant |
| NoneOnuID = -1 |
| //NoneUniID constant |
| NoneUniID = -1 |
| |
| // Max number of flows that can be queued per ONU |
| maxConcurrentFlowsPerOnu = 20 |
| |
| bitMapPrefix = "0b" |
| pbit1 = '1' |
| ) |
| |
| type gemPortKey struct { |
| intfID uint32 |
| gemPort uint32 |
| } |
| |
| type schedQueue struct { |
| direction tp_pb.Direction |
| intfID uint32 |
| onuID uint32 |
| uniID uint32 |
| tpID uint32 |
| uniPort uint32 |
| tpInst interface{} |
| meterID uint32 |
| flowMetadata *voltha.FlowMetadata |
| } |
| |
| type flowContext struct { |
| intfID uint32 |
| onuID uint32 |
| uniID uint32 |
| portNo uint32 |
| classifier map[string]interface{} |
| action map[string]interface{} |
| logicalFlow *ofp.OfpFlowStats |
| allocID uint32 |
| gemPortID uint32 |
| tpID uint32 |
| pbitToGem map[uint32]uint32 |
| gemToAes map[uint32]bool |
| } |
| |
| // subscriberDataPathFlowIDKey is key to subscriberDataPathFlowIDMap map |
| type subscriberDataPathFlowIDKey struct { |
| intfID uint32 |
| onuID uint32 |
| uniID uint32 |
| direction string |
| tpID uint32 |
| } |
| |
| // This control block is created per flow add/remove and pushed on the incomingFlows channel slice |
| // The flowControlBlock is then picked by the perOnuFlowHandlerRoutine for further processing. |
| // There is on perOnuFlowHandlerRoutine routine per ONU that constantly monitors for any incoming |
| // flow and processes it serially |
| type flowControlBlock struct { |
| ctx context.Context // Flow handler context |
| addFlow bool // if true flow to be added, else removed |
| flow *voltha.OfpFlowStats // Flow message |
| flowMetadata *voltha.FlowMetadata // FlowMetadata that contains flow meter information. This can be nil for Flow remove |
| errChan *chan error // channel to report the Flow handling error |
| } |
| |
| //OpenOltFlowMgr creates the Structure of OpenOltFlowMgr obj |
| type OpenOltFlowMgr struct { |
| ponPortIdx uint32 // Pon Port this FlowManager is responsible for |
| techprofile map[uint32]tp.TechProfileIf |
| deviceHandler *DeviceHandler |
| grpMgr *OpenOltGroupMgr |
| resourceMgr *rsrcMgr.OpenOltResourceMgr |
| |
| onuIdsLock sync.RWMutex // TODO: Do we need this? |
| |
| flowsUsedByGemPort map[uint32][]uint64 // gem port id to flow ids |
| flowsUsedByGemPortKey sync.RWMutex // lock to be used to access the flowsUsedByGemPort map |
| |
| packetInGemPort map[rsrcMgr.PacketInInfoKey]uint32 //packet in gem port local cache |
| packetInGemPortLock sync.RWMutex |
| |
| // TODO create a type rsrcMgr.OnuGemInfos to be used instead of []rsrcMgr.OnuGemInfo |
| onuGemInfo []rsrcMgr.OnuGemInfo //onu, gem and uni info local cache |
| // We need to have a global lock on the onuGemInfo map |
| onuGemInfoLock sync.RWMutex |
| |
| // Map of voltha flowID associated with subscriberDataPathFlowIDKey |
| // This information is not persisted on Kv store and hence should be reconciled on adapter restart |
| subscriberDataPathFlowIDMap map[subscriberDataPathFlowIDKey]uint64 |
| subscriberDataPathFlowIDMapLock sync.RWMutex |
| |
| // Slice of channels. Each channel in slice, index by ONU ID, queues flows per ONU. |
| // A go routine per ONU, waits on the unique channel (indexed by ONU ID) for incoming flows (add/remove) |
| incomingFlows []chan flowControlBlock |
| |
| //this map keeps uni port info by gem and pon port. This relation shall be used for packet-out operations |
| gemToUniMap map[gemPortKey][]uint32 |
| //We need to have a global lock on the gemToUniLock map |
| gemToUniLock sync.RWMutex |
| } |
| |
| //NewFlowManager creates OpenOltFlowMgr object and initializes the parameters |
| func NewFlowManager(ctx context.Context, dh *DeviceHandler, rMgr *rsrcMgr.OpenOltResourceMgr, grpMgr *OpenOltGroupMgr, ponPortIdx uint32) *OpenOltFlowMgr { |
| logger.Infow(ctx, "initializing-flow-manager", log.Fields{"device-id": dh.device.Id}) |
| var flowMgr OpenOltFlowMgr |
| var err error |
| var idx uint32 |
| |
| flowMgr.deviceHandler = dh |
| flowMgr.grpMgr = grpMgr |
| flowMgr.resourceMgr = rMgr |
| flowMgr.techprofile = make(map[uint32]tp.TechProfileIf) |
| if err = flowMgr.populateTechProfilePerPonPort(ctx); err != nil { |
| logger.Errorw(ctx, "error-while-populating-tech-profile-mgr", log.Fields{"error": err}) |
| return nil |
| } |
| flowMgr.onuIdsLock = sync.RWMutex{} |
| flowMgr.flowsUsedByGemPort = make(map[uint32][]uint64) |
| flowMgr.packetInGemPort = make(map[rsrcMgr.PacketInInfoKey]uint32) |
| flowMgr.packetInGemPortLock = sync.RWMutex{} |
| flowMgr.onuGemInfoLock = sync.RWMutex{} |
| flowMgr.subscriberDataPathFlowIDMap = make(map[subscriberDataPathFlowIDKey]uint64) |
| flowMgr.subscriberDataPathFlowIDMapLock = sync.RWMutex{} |
| |
| // Create a slice of buffered channels for handling concurrent flows per ONU. |
| // The additional entry (+1) is to handle the NNI trap flows on a separate channel from individual ONUs channel |
| flowMgr.incomingFlows = make([]chan flowControlBlock, MaxOnusPerPon+1) |
| for i := range flowMgr.incomingFlows { |
| flowMgr.incomingFlows[i] = make(chan flowControlBlock, maxConcurrentFlowsPerOnu) |
| // Spin up a go routine to handling incoming flows (add/remove). |
| // There will be on go routine per ONU. |
| // This routine will be blocked on the flowMgr.incomingFlows[onu-id] channel for incoming flows. |
| go flowMgr.perOnuFlowHandlerRoutine(flowMgr.incomingFlows[i]) |
| } |
| |
| //Load the onugem info cache from kv store on flowmanager start |
| if flowMgr.onuGemInfo, err = rMgr.GetOnuGemInfo(ctx, ponPortIdx); err != nil { |
| logger.Error(ctx, "failed-to-load-onu-gem-info-cache") |
| } |
| //Load flowID list per gem map per interface from the kvstore. |
| flowMgr.loadFlowIDlistForGem(ctx, idx) |
| //load interface to multicast queue map from kv store |
| |
| flowMgr.gemToUniMap = make(map[gemPortKey][]uint32) |
| flowMgr.gemToUniLock = sync.RWMutex{} |
| |
| flowMgr.grpMgr.LoadInterfaceToMulticastQueueMap(ctx) |
| flowMgr.reconcileSubscriberDataPathFlowIDMap(ctx) |
| logger.Info(ctx, "initialization-of-flow-manager-success") |
| return &flowMgr |
| } |
| |
| // toGemToUniMap adds uni info consisting of onu and uni ID to the map and associates it with a gem port |
| func (f *OpenOltFlowMgr) toGemToUniMap(ctx context.Context, gemPK gemPortKey, onuID uint32, uniID uint32) { |
| f.gemToUniLock.Lock() |
| f.gemToUniMap[gemPK] = []uint32{onuID, uniID} |
| f.gemToUniLock.Unlock() |
| } |
| |
| // fromGemToUniMap returns onu and uni ID associated with the given key |
| func (f *OpenOltFlowMgr) fromGemToUniMap(key gemPortKey) ([]uint32, bool) { |
| f.gemToUniLock.RLock() |
| defer f.gemToUniLock.RUnlock() |
| val, ok := f.gemToUniMap[key] |
| return val, ok |
| } |
| |
| // removeFromGemToUniMap removes an entry associated with the given key from gemToUniMap |
| func (f *OpenOltFlowMgr) removeFromGemToUniMap(key gemPortKey) { |
| f.gemToUniLock.Lock() |
| defer f.gemToUniLock.Unlock() |
| delete(f.gemToUniMap, key) |
| } |
| |
| func (f *OpenOltFlowMgr) registerFlow(ctx context.Context, flowFromCore *ofp.OfpFlowStats, deviceFlow *openoltpb2.Flow) error { |
| if !deviceFlow.ReplicateFlow && deviceFlow.GemportId > 0 { |
| // Flow is not replicated in this case, we need to register the flow for a single gem-port |
| return f.registerFlowIDForGem(ctx, uint32(deviceFlow.AccessIntfId), uint32(deviceFlow.GemportId), flowFromCore) |
| } else if deviceFlow.ReplicateFlow && len(deviceFlow.PbitToGemport) > 0 { |
| // Flow is replicated in this case. We need to register the flow for all the gem-ports it is replicated to. |
| for _, gemPort := range deviceFlow.PbitToGemport { |
| if err := f.registerFlowIDForGem(ctx, uint32(deviceFlow.AccessIntfId), gemPort, flowFromCore); err != nil { |
| return err |
| } |
| } |
| } |
| return nil |
| } |
| |
| func (f *OpenOltFlowMgr) registerFlowIDForGem(ctx context.Context, accessIntfID uint32, gemPortID uint32, flowFromCore *ofp.OfpFlowStats) error { |
| f.flowsUsedByGemPortKey.Lock() |
| flowIDList, ok := f.flowsUsedByGemPort[gemPortID] |
| if !ok { |
| flowIDList = []uint64{flowFromCore.Id} |
| } |
| flowIDList = appendUnique64bit(flowIDList, flowFromCore.Id) |
| f.flowsUsedByGemPort[gemPortID] = flowIDList |
| f.flowsUsedByGemPortKey.Unlock() |
| |
| // update the flowids for a gem to the KVstore |
| return f.resourceMgr.UpdateFlowIDsForGem(ctx, accessIntfID, gemPortID, flowIDList) |
| } |
| |
| func (f *OpenOltFlowMgr) processAddFlow(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, portNo uint32, |
| classifierInfo map[string]interface{}, actionInfo map[string]interface{}, flow *ofp.OfpFlowStats, TpID uint32, |
| UsMeterID uint32, DsMeterID uint32, flowMetadata *voltha.FlowMetadata) error { |
| var allocID uint32 |
| var gemPorts []uint32 |
| var TpInst interface{} |
| |
| logger.Infow(ctx, "dividing-flow", log.Fields{ |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "port-no": portNo, |
| "classifier": classifierInfo, |
| "action": actionInfo, |
| "usmeter-iD": UsMeterID, |
| "dsmeter-iD": DsMeterID, |
| "tp-id": TpID}) |
| // only create tcont/gemports if there is actually an onu id. otherwise BAL throws an error. Usually this |
| // is because the flow is an NNI flow and there would be no onu resources associated with it |
| // TODO: properly deal with NNI flows |
| if onuID == 0 { |
| cause := "no-onu-id-for-flow" |
| fields := log.Fields{ |
| "onu": onuID, |
| "port-no": portNo, |
| "classifer": classifierInfo, |
| "action": actionInfo, |
| "device-id": f.deviceHandler.device.Id} |
| logger.Errorw(ctx, cause, fields) |
| return olterrors.NewErrNotFound(cause, fields, nil) |
| } |
| |
| uni := getUniPortPath(f.deviceHandler.device.Id, intfID, int32(onuID), int32(uniID)) |
| logger.Debugw(ctx, "uni-port-path", log.Fields{ |
| "uni": uni, |
| "device-id": f.deviceHandler.device.Id}) |
| |
| logger.Debugw(ctx, "dividing-flow-create-tcont-gem-ports", log.Fields{ |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "port-no": portNo, |
| "classifier": classifierInfo, |
| "action": actionInfo, |
| "usmeter-id": UsMeterID, |
| "dsmeter-id": DsMeterID, |
| "tp-id": TpID}) |
| allocID, gemPorts, TpInst = f.createTcontGemports(ctx, intfID, onuID, uniID, uni, portNo, TpID, UsMeterID, DsMeterID, flowMetadata) |
| if allocID == 0 || gemPorts == nil || TpInst == nil { |
| logger.Error(ctx, "alloc-id-gem-ports-tp-unavailable") |
| return olterrors.NewErrNotFound( |
| "alloc-id-gem-ports-tp-unavailable", |
| nil, nil) |
| } |
| args := make(map[string]uint32) |
| args[IntfID] = intfID |
| args[OnuID] = onuID |
| args[UniID] = uniID |
| args[PortNo] = portNo |
| args[AllocID] = allocID |
| |
| /* Flows can be added specific to gemport if p-bits are received. |
| * If no pbit mentioned then adding flows for all gemports |
| */ |
| f.checkAndAddFlow(ctx, args, classifierInfo, actionInfo, flow, TpInst, gemPorts, TpID, uni) |
| |
| return nil |
| } |
| |
| // CreateSchedulerQueues creates traffic schedulers on the device with the given scheduler configuration and traffic shaping info |
| func (f *OpenOltFlowMgr) CreateSchedulerQueues(ctx context.Context, sq schedQueue) error { |
| |
| logger.Debugw(ctx, "CreateSchedulerQueues", |
| log.Fields{"dir": sq.direction, |
| "intf-id": sq.intfID, |
| "onu-id": sq.onuID, |
| "uni-id": sq.uniID, |
| "tp-id": sq.tpID, |
| "meter-id": sq.meterID, |
| "tp-inst": sq.tpInst, |
| "flowmetadata": sq.flowMetadata, |
| "device-id": f.deviceHandler.device.Id}) |
| |
| Direction, err := verifyMeterIDAndGetDirection(sq.meterID, sq.direction) |
| if err != nil { |
| return err |
| } |
| |
| /* Lets make a simple assumption that if the meter-id is present on the KV store, |
| * then the scheduler and queues configuration is applied on the OLT device |
| * in the given direction. |
| */ |
| |
| var SchedCfg *tp_pb.SchedulerConfig |
| KvStoreMeter, err := f.resourceMgr.GetMeterIDForOnu(ctx, Direction, sq.intfID, sq.onuID, sq.uniID, sq.tpID) |
| if err != nil { |
| return olterrors.NewErrNotFound("meter", |
| log.Fields{"intf-id": sq.intfID, |
| "onu-id": sq.onuID, |
| "uni-id": sq.uniID, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| |
| if KvStoreMeter != nil { |
| if KvStoreMeter.MeterId == sq.meterID { |
| logger.Debugw(ctx, "scheduler-already-created-for-upstream", log.Fields{"device-id": f.deviceHandler.device.Id}) |
| return nil |
| } |
| return olterrors.NewErrInvalidValue(log.Fields{ |
| "unsupported": "meter-id", |
| "kv-store-meter-id": KvStoreMeter.MeterId, |
| "meter-id-in-flow": sq.meterID, |
| "device-id": f.deviceHandler.device.Id}, nil) |
| } |
| |
| logger.Debugw(ctx, "meter-does-not-exist-creating-new", |
| log.Fields{ |
| "meter-id": sq.meterID, |
| "direction": Direction, |
| "device-id": f.deviceHandler.device.Id}) |
| |
| if sq.direction == tp_pb.Direction_UPSTREAM { |
| SchedCfg, err = f.techprofile[sq.intfID].GetUsScheduler(ctx, sq.tpInst.(*tp.TechProfile)) |
| } else if sq.direction == tp_pb.Direction_DOWNSTREAM { |
| SchedCfg, err = f.techprofile[sq.intfID].GetDsScheduler(ctx, sq.tpInst.(*tp.TechProfile)) |
| } |
| |
| if err != nil { |
| return olterrors.NewErrNotFound("scheduler-config", |
| log.Fields{ |
| "intf-id": sq.intfID, |
| "direction": sq.direction, |
| "tp-inst": sq.tpInst, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| |
| var meterConfig *ofp.OfpMeterConfig |
| if sq.flowMetadata != nil { |
| for _, meter := range sq.flowMetadata.Meters { |
| if sq.meterID == meter.MeterId { |
| meterConfig = meter |
| logger.Debugw(ctx, "found-meter-config-from-flowmetadata", |
| log.Fields{"meterConfig": meterConfig, |
| "device-id": f.deviceHandler.device.Id}) |
| break |
| } |
| } |
| } else { |
| logger.Errorw(ctx, "flow-metadata-not-present-in-flow", log.Fields{"device-id": f.deviceHandler.device.Id}) |
| } |
| if meterConfig == nil { |
| return olterrors.NewErrNotFound("meterbands", log.Fields{ |
| "reason": "Could-not-get-meterbands-from-flowMetadata", |
| "flow-metadata": sq.flowMetadata, |
| "meter-id": sq.meterID, |
| "device-id": f.deviceHandler.device.Id}, nil) |
| } else if len(meterConfig.Bands) < MaxMeterBand { |
| logger.Errorw(ctx, "invalid-number-of-bands-in-meter", |
| log.Fields{"Bands": meterConfig.Bands, |
| "meter-id": sq.meterID, |
| "device-id": f.deviceHandler.device.Id}) |
| return olterrors.NewErrInvalidValue(log.Fields{ |
| "reason": "Invalid-number-of-bands-in-meter", |
| "meterband-count": len(meterConfig.Bands), |
| "metabands": meterConfig.Bands, |
| "meter-id": sq.meterID, |
| "device-id": f.deviceHandler.device.Id}, nil) |
| } |
| cir := meterConfig.Bands[0].Rate |
| cbs := meterConfig.Bands[0].BurstSize |
| eir := meterConfig.Bands[1].Rate |
| ebs := meterConfig.Bands[1].BurstSize |
| pir := cir + eir |
| pbs := cbs + ebs |
| TrafficShaping := &tp_pb.TrafficShapingInfo{Cir: cir, Cbs: cbs, Pir: pir, Pbs: pbs} |
| |
| TrafficSched := []*tp_pb.TrafficScheduler{f.techprofile[sq.intfID].GetTrafficScheduler(sq.tpInst.(*tp.TechProfile), SchedCfg, TrafficShaping)} |
| TrafficSched[0].TechProfileId = sq.tpID |
| |
| if err := f.pushSchedulerQueuesToDevice(ctx, sq, TrafficSched); err != nil { |
| return olterrors.NewErrAdapter("failure-pushing-traffic-scheduler-and-queues-to-device", |
| log.Fields{"intf-id": sq.intfID, |
| "direction": sq.direction, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| |
| /* After we successfully applied the scheduler configuration on the OLT device, |
| * store the meter id on the KV store, for further reference. |
| */ |
| if err := f.resourceMgr.UpdateMeterIDForOnu(ctx, Direction, sq.intfID, sq.onuID, sq.uniID, sq.tpID, meterConfig); err != nil { |
| return olterrors.NewErrAdapter("failed-updating-meter-id", |
| log.Fields{"onu-id": sq.onuID, |
| "meter-id": sq.meterID, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| logger.Infow(ctx, "updated-meter-info-into-kv-store-successfully", |
| log.Fields{"direction": Direction, |
| "Meter": meterConfig, |
| "device-id": f.deviceHandler.device.Id}) |
| return nil |
| } |
| |
| func (f *OpenOltFlowMgr) pushSchedulerQueuesToDevice(ctx context.Context, sq schedQueue, TrafficSched []*tp_pb.TrafficScheduler) error { |
| trafficQueues, err := f.techprofile[sq.intfID].GetTrafficQueues(ctx, sq.tpInst.(*tp.TechProfile), sq.direction) |
| |
| if err != nil { |
| return olterrors.NewErrAdapter("unable-to-construct-traffic-queue-configuration", |
| log.Fields{"intf-id": sq.intfID, |
| "direction": sq.direction, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| |
| logger.Debugw(ctx, "sending-traffic-scheduler-create-to-device", |
| log.Fields{ |
| "direction": sq.direction, |
| "TrafficScheds": TrafficSched, |
| "device-id": f.deviceHandler.device.Id}) |
| if _, err := f.deviceHandler.Client.CreateTrafficSchedulers(ctx, &tp_pb.TrafficSchedulers{ |
| IntfId: sq.intfID, OnuId: sq.onuID, |
| UniId: sq.uniID, PortNo: sq.uniPort, |
| TrafficScheds: TrafficSched}); err != nil { |
| return olterrors.NewErrAdapter("failed-to-create-traffic-schedulers-in-device", log.Fields{"TrafficScheds": TrafficSched}, err) |
| } |
| logger.Infow(ctx, "successfully-created-traffic-schedulers", log.Fields{ |
| "direction": sq.direction, |
| "traffic-queues": trafficQueues, |
| "device-id": f.deviceHandler.device.Id}) |
| |
| // On receiving the CreateTrafficQueues request, the driver should create corresponding |
| // downstream queues. |
| logger.Debugw(ctx, "sending-traffic-queues-create-to-device", |
| log.Fields{"direction": sq.direction, |
| "traffic-queues": trafficQueues, |
| "device-id": f.deviceHandler.device.Id}) |
| if _, err := f.deviceHandler.Client.CreateTrafficQueues(ctx, |
| &tp_pb.TrafficQueues{IntfId: sq.intfID, OnuId: sq.onuID, |
| UniId: sq.uniID, PortNo: sq.uniPort, |
| TrafficQueues: trafficQueues, |
| TechProfileId: TrafficSched[0].TechProfileId}); err != nil { |
| return olterrors.NewErrAdapter("failed-to-create-traffic-queues-in-device", log.Fields{"traffic-queues": trafficQueues}, err) |
| } |
| logger.Infow(ctx, "successfully-created-traffic-schedulers", log.Fields{ |
| "direction": sq.direction, |
| "traffic-queues": trafficQueues, |
| "device-id": f.deviceHandler.device.Id}) |
| |
| if sq.direction == tp_pb.Direction_DOWNSTREAM { |
| multicastTrafficQueues := f.techprofile[sq.intfID].GetMulticastTrafficQueues(ctx, sq.tpInst.(*tp.TechProfile)) |
| if len(multicastTrafficQueues) > 0 { |
| if _, present := f.grpMgr.GetInterfaceToMcastQueueMap(sq.intfID); !present { |
| //assumed that there is only one queue per PON for the multicast service |
| //the default queue with multicastQueuePerPonPort.Priority per a pon interface is used for multicast service |
| //just put it in interfaceToMcastQueueMap to use for building group members |
| logger.Debugw(ctx, "multicast-traffic-queues", log.Fields{"device-id": f.deviceHandler.device.Id}) |
| multicastQueuePerPonPort := multicastTrafficQueues[0] |
| val := &QueueInfoBrief{ |
| gemPortID: multicastQueuePerPonPort.GemportId, |
| servicePriority: multicastQueuePerPonPort.Priority, |
| } |
| f.grpMgr.UpdateInterfaceToMcastQueueMap(sq.intfID, val) |
| //also store the queue info in kv store |
| if err := f.resourceMgr.AddMcastQueueForIntf(ctx, sq.intfID, multicastQueuePerPonPort.GemportId, multicastQueuePerPonPort.Priority); err != nil { |
| logger.Errorw(ctx, "failed-to-add-mcast-queue", log.Fields{"error": err}) |
| return err |
| } |
| |
| logger.Infow(ctx, "multicast-queues-successfully-updated", log.Fields{"device-id": f.deviceHandler.device.Id}) |
| } |
| } |
| } |
| return nil |
| } |
| |
| // RemoveSchedulerQueues removes the traffic schedulers from the device based on the given scheduler configuration and traffic shaping info |
| func (f *OpenOltFlowMgr) RemoveSchedulerQueues(ctx context.Context, sq schedQueue) error { |
| |
| var Direction string |
| var SchedCfg *tp_pb.SchedulerConfig |
| var err error |
| logger.Infow(ctx, "removing-schedulers-and-queues-in-olt", |
| log.Fields{ |
| "direction": sq.direction, |
| "intf-id": sq.intfID, |
| "onu-id": sq.onuID, |
| "uni-id": sq.uniID, |
| "uni-port": sq.uniPort, |
| "device-id": f.deviceHandler.device.Id}) |
| if sq.direction == tp_pb.Direction_UPSTREAM { |
| SchedCfg, err = f.techprofile[sq.intfID].GetUsScheduler(ctx, sq.tpInst.(*tp.TechProfile)) |
| Direction = "upstream" |
| } else if sq.direction == tp_pb.Direction_DOWNSTREAM { |
| SchedCfg, err = f.techprofile[sq.intfID].GetDsScheduler(ctx, sq.tpInst.(*tp.TechProfile)) |
| Direction = "downstream" |
| } |
| |
| if err != nil { |
| return olterrors.NewErrNotFound("scheduler-config", |
| log.Fields{ |
| "int-id": sq.intfID, |
| "direction": sq.direction, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| |
| KVStoreMeter, err := f.resourceMgr.GetMeterIDForOnu(ctx, Direction, sq.intfID, sq.onuID, sq.uniID, sq.tpID) |
| if err != nil { |
| return olterrors.NewErrNotFound("meter", |
| log.Fields{ |
| "onu-id": sq.onuID, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| if KVStoreMeter == nil { |
| logger.Warnw(ctx, "no-meter-installed-yet", |
| log.Fields{ |
| "direction": Direction, |
| "intf-id": sq.intfID, |
| "onu-id": sq.onuID, |
| "uni-id": sq.uniID, |
| "device-id": f.deviceHandler.device.Id}) |
| return nil |
| } |
| cir := KVStoreMeter.Bands[0].Rate |
| cbs := KVStoreMeter.Bands[0].BurstSize |
| eir := KVStoreMeter.Bands[1].Rate |
| ebs := KVStoreMeter.Bands[1].BurstSize |
| pir := cir + eir |
| pbs := cbs + ebs |
| |
| TrafficShaping := &tp_pb.TrafficShapingInfo{Cir: cir, Cbs: cbs, Pir: pir, Pbs: pbs} |
| |
| TrafficSched := []*tp_pb.TrafficScheduler{f.techprofile[sq.intfID].GetTrafficScheduler(sq.tpInst.(*tp.TechProfile), SchedCfg, TrafficShaping)} |
| TrafficSched[0].TechProfileId = sq.tpID |
| |
| TrafficQueues, err := f.techprofile[sq.intfID].GetTrafficQueues(ctx, sq.tpInst.(*tp.TechProfile), sq.direction) |
| if err != nil { |
| return olterrors.NewErrAdapter("unable-to-construct-traffic-queue-configuration", |
| log.Fields{ |
| "intf-id": sq.intfID, |
| "direction": sq.direction, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| |
| if _, err = f.deviceHandler.Client.RemoveTrafficQueues(ctx, |
| &tp_pb.TrafficQueues{IntfId: sq.intfID, OnuId: sq.onuID, |
| UniId: sq.uniID, PortNo: sq.uniPort, |
| TrafficQueues: TrafficQueues, |
| TechProfileId: TrafficSched[0].TechProfileId}); err != nil { |
| return olterrors.NewErrAdapter("unable-to-remove-traffic-queues-from-device", |
| log.Fields{ |
| "intf-id": sq.intfID, |
| "traffic-queues": TrafficQueues, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| logger.Infow(ctx, "removed-traffic-queues-successfully", log.Fields{"device-id": f.deviceHandler.device.Id}) |
| if _, err = f.deviceHandler.Client.RemoveTrafficSchedulers(ctx, &tp_pb.TrafficSchedulers{ |
| IntfId: sq.intfID, OnuId: sq.onuID, |
| UniId: sq.uniID, PortNo: sq.uniPort, |
| TrafficScheds: TrafficSched}); err != nil { |
| return olterrors.NewErrAdapter("unable-to-remove-traffic-schedulers-from-device", |
| log.Fields{ |
| "intf-id": sq.intfID, |
| "traffic-schedulers": TrafficSched, |
| "onu-id": sq.onuID, |
| "uni-id": sq.uniID, |
| "uni-port": sq.uniPort}, err) |
| } |
| |
| logger.Infow(ctx, "removed-traffic-schedulers-successfully", |
| log.Fields{"device-id": f.deviceHandler.device.Id, |
| "intf-id": sq.intfID, |
| "onu-id": sq.onuID, |
| "uni-id": sq.uniID, |
| "uni-port": sq.uniPort}) |
| |
| /* After we successfully remove the scheduler configuration on the OLT device, |
| * delete the meter id on the KV store. |
| */ |
| err = f.resourceMgr.RemoveMeterIDForOnu(ctx, Direction, sq.intfID, sq.onuID, sq.uniID, sq.tpID) |
| if err != nil { |
| return olterrors.NewErrAdapter("unable-to-remove-meter", |
| log.Fields{ |
| "onu": sq.onuID, |
| "meter": KVStoreMeter.MeterId, |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": sq.intfID, |
| "onu-id": sq.onuID, |
| "uni-id": sq.uniID, |
| "uni-port": sq.uniPort}, err) |
| } |
| logger.Infow(ctx, "removed-meter-from-KV-store-successfully", |
| log.Fields{ |
| "meter-id": KVStoreMeter.MeterId, |
| "dir": Direction, |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": sq.intfID, |
| "onu-id": sq.onuID, |
| "uni-id": sq.uniID, |
| "uni-port": sq.uniPort}) |
| return err |
| } |
| |
| // This function allocates tconts and GEM ports for an ONU |
| func (f *OpenOltFlowMgr) createTcontGemports(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, uni string, uniPort uint32, TpID uint32, UsMeterID uint32, DsMeterID uint32, flowMetadata *voltha.FlowMetadata) (uint32, []uint32, interface{}) { |
| var allocIDs []uint32 |
| var allgemPortIDs []uint32 |
| var gemPortIDs []uint32 |
| tpInstanceExists := false |
| var err error |
| |
| allocIDs = f.resourceMgr.GetCurrentAllocIDsForOnu(ctx, intfID, onuID, uniID) |
| allgemPortIDs = f.resourceMgr.GetCurrentGEMPortIDsForOnu(ctx, intfID, onuID, uniID) |
| tpPath := f.getTPpath(ctx, intfID, uni, TpID) |
| |
| logger.Debugw(ctx, "creating-new-tcont-and-gem", log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "device-id": f.deviceHandler.device.Id, |
| "tp-id": TpID}) |
| |
| // Check tech profile instance already exists for derived port name |
| techProfileInstance, _ := f.techprofile[intfID].GetTPInstanceFromKVStore(ctx, TpID, tpPath) |
| if techProfileInstance == nil { |
| logger.Infow(ctx, "tp-instance-not-found--creating-new", |
| log.Fields{ |
| "path": tpPath, |
| "device-id": f.deviceHandler.device.Id}) |
| techProfileInstance, err = f.techprofile[intfID].CreateTechProfInstance(ctx, TpID, uni, intfID) |
| if err != nil { |
| // This should not happen, something wrong in KV backend transaction |
| logger.Errorw(ctx, "tp-instance-create-failed", |
| log.Fields{ |
| "error": err, |
| "tp-id": TpID, |
| "device-id": f.deviceHandler.device.Id}) |
| return 0, nil, nil |
| } |
| if err := f.resourceMgr.UpdateTechProfileIDForOnu(ctx, intfID, onuID, uniID, TpID); err != nil { |
| logger.Warnw(ctx, "failed-to-update-tech-profile-id", log.Fields{"error": err}) |
| } |
| } else { |
| logger.Debugw(ctx, "tech-profile-instance-already-exist-for-given port-name", |
| log.Fields{ |
| "uni": uni, |
| "device-id": f.deviceHandler.device.Id}) |
| tpInstanceExists = true |
| } |
| |
| switch tpInst := techProfileInstance.(type) { |
| case *tp.TechProfile: |
| if UsMeterID != 0 { |
| sq := schedQueue{direction: tp_pb.Direction_UPSTREAM, intfID: intfID, onuID: onuID, uniID: uniID, tpID: TpID, |
| uniPort: uniPort, tpInst: techProfileInstance, meterID: UsMeterID, flowMetadata: flowMetadata} |
| if err := f.CreateSchedulerQueues(ctx, sq); err != nil { |
| logger.Errorw(ctx, "CreateSchedulerQueues-failed-upstream", |
| log.Fields{ |
| "error": err, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "intf-id": intfID, |
| "meter-id": UsMeterID, |
| "device-id": f.deviceHandler.device.Id}) |
| return 0, nil, nil |
| } |
| } |
| if DsMeterID != 0 { |
| sq := schedQueue{direction: tp_pb.Direction_DOWNSTREAM, intfID: intfID, onuID: onuID, uniID: uniID, tpID: TpID, |
| uniPort: uniPort, tpInst: techProfileInstance, meterID: DsMeterID, flowMetadata: flowMetadata} |
| if err := f.CreateSchedulerQueues(ctx, sq); err != nil { |
| logger.Errorw(ctx, "CreateSchedulerQueues-failed-downstream", |
| log.Fields{ |
| "error": err, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "intf-id": intfID, |
| "meter-id": DsMeterID, |
| "device-id": f.deviceHandler.device.Id}) |
| return 0, nil, nil |
| } |
| } |
| allocID := tpInst.UsScheduler.AllocID |
| for _, gem := range tpInst.UpstreamGemPortAttributeList { |
| gemPortIDs = append(gemPortIDs, gem.GemportID) |
| } |
| allocIDs = appendUnique32bit(allocIDs, allocID) |
| |
| if tpInstanceExists { |
| return allocID, gemPortIDs, techProfileInstance |
| } |
| |
| for _, gemPortID := range gemPortIDs { |
| allgemPortIDs = appendUnique32bit(allgemPortIDs, gemPortID) |
| } |
| logger.Infow(ctx, "allocated-tcont-and-gem-ports", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "alloc-ids": allocIDs, |
| "gemports": allgemPortIDs, |
| "device-id": f.deviceHandler.device.Id}) |
| // Send Tconts and GEM ports to KV store |
| f.storeTcontsGEMPortsIntoKVStore(ctx, intfID, onuID, uniID, allocIDs, allgemPortIDs) |
| return allocID, gemPortIDs, techProfileInstance |
| case *tp.EponProfile: |
| // CreateSchedulerQueues for EPON needs to be implemented here |
| // when voltha-protos for EPON is completed. |
| allocID := tpInst.AllocID |
| for _, gem := range tpInst.UpstreamQueueAttributeList { |
| gemPortIDs = append(gemPortIDs, gem.GemportID) |
| } |
| allocIDs = appendUnique32bit(allocIDs, allocID) |
| |
| if tpInstanceExists { |
| return allocID, gemPortIDs, techProfileInstance |
| } |
| |
| for _, gemPortID := range gemPortIDs { |
| allgemPortIDs = appendUnique32bit(allgemPortIDs, gemPortID) |
| } |
| logger.Infow(ctx, "allocated-tcont-and-gem-ports", |
| log.Fields{ |
| "alloc-ids": allocIDs, |
| "gemports": allgemPortIDs, |
| "device-id": f.deviceHandler.device.Id}) |
| // Send Tconts and GEM ports to KV store |
| f.storeTcontsGEMPortsIntoKVStore(ctx, intfID, onuID, uniID, allocIDs, allgemPortIDs) |
| return allocID, gemPortIDs, techProfileInstance |
| default: |
| logger.Errorw(ctx, "unknown-tech", |
| log.Fields{ |
| "tpInst": tpInst}) |
| return 0, nil, nil |
| } |
| } |
| |
| func (f *OpenOltFlowMgr) storeTcontsGEMPortsIntoKVStore(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, allocID []uint32, gemPortIDs []uint32) { |
| |
| logger.Debugw(ctx, "storing-allocated-tconts-and-gem-ports-into-KV-store", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "alloc-id": allocID, |
| "gemport-ids": gemPortIDs, |
| "device-id": f.deviceHandler.device.Id}) |
| /* Update the allocated alloc_id and gem_port_id for the ONU/UNI to KV store */ |
| if err := f.resourceMgr.UpdateAllocIdsForOnu(ctx, intfID, onuID, uniID, allocID); err != nil { |
| logger.Errorw(ctx, "error-while-uploading-allocid-to-kv-store", log.Fields{"device-id": f.deviceHandler.device.Id}) |
| } |
| if err := f.resourceMgr.UpdateGEMPortIDsForOnu(ctx, intfID, onuID, uniID, gemPortIDs); err != nil { |
| logger.Errorw(ctx, "error-while-uploading-gemports-to-kv-store", log.Fields{"device-id": f.deviceHandler.device.Id}) |
| } |
| if err := f.resourceMgr.UpdateGEMportsPonportToOnuMapOnKVStore(ctx, gemPortIDs, intfID, onuID, uniID); err != nil { |
| logger.Error(ctx, "error-while-uploading-gemtopon-map-to-kv-store", log.Fields{"device-id": f.deviceHandler.device.Id}) |
| } else { |
| //add to gem to uni cache |
| f.addGemPortUniAssociationsToCache(ctx, intfID, onuID, uniID, gemPortIDs) |
| } |
| logger.Infow(ctx, "stored-tconts-and-gem-into-kv-store-successfully", log.Fields{"device-id": f.deviceHandler.device.Id}) |
| for _, gemPort := range gemPortIDs { |
| f.addGemPortToOnuInfoMap(ctx, intfID, onuID, gemPort) |
| } |
| } |
| |
| //addGemPortUniAssociationsToCache |
| func (f *OpenOltFlowMgr) addGemPortUniAssociationsToCache(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, gemPortIDs []uint32) { |
| for _, gemPortID := range gemPortIDs { |
| key := gemPortKey{ |
| intfID: intfID, |
| gemPort: gemPortID, |
| } |
| f.toGemToUniMap(ctx, key, onuID, uniID) |
| } |
| logger.Debugw(ctx, "gem-to-uni-info-added-to-cache", log.Fields{"device-id": f.deviceHandler.device.Id, "intfID": intfID, |
| "gemPortIDs": gemPortIDs, "onuID": onuID, "uniID": uniID}) |
| } |
| |
| func (f *OpenOltFlowMgr) populateTechProfilePerPonPort(ctx context.Context) error { |
| var tpCount int |
| for _, techRange := range f.resourceMgr.DevInfo.Ranges { |
| for _, intfID := range techRange.IntfIds { |
| f.techprofile[intfID] = f.resourceMgr.ResourceMgrs[intfID].TechProfileMgr |
| tpCount++ |
| logger.Debugw(ctx, "init-tech-profile-done", |
| log.Fields{ |
| "intf-id": intfID, |
| "device-id": f.deviceHandler.device.Id}) |
| } |
| } |
| //Make sure we have as many tech_profiles as there are pon ports on the device |
| if tpCount != int(f.resourceMgr.DevInfo.GetPonPorts()) { |
| return olterrors.NewErrInvalidValue(log.Fields{ |
| "reason": "tP-count-does-not-match-number-of-pon-ports", |
| "tech-profile-count": tpCount, |
| "pon-port-count": f.resourceMgr.DevInfo.GetPonPorts(), |
| "device-id": f.deviceHandler.device.Id}, nil) |
| } |
| logger.Infow(ctx, "populated-techprofile-for-ponports-successfully", |
| log.Fields{ |
| "numofTech": tpCount, |
| "numPonPorts": f.resourceMgr.DevInfo.GetPonPorts(), |
| "device-id": f.deviceHandler.device.Id}) |
| return nil |
| } |
| |
| func (f *OpenOltFlowMgr) addUpstreamDataPathFlow(ctx context.Context, flowContext *flowContext) error { |
| flowContext.classifier[PacketTagType] = SingleTag |
| logger.Debugw(ctx, "adding-upstream-data-flow", |
| log.Fields{ |
| "uplinkClassifier": flowContext.classifier, |
| "uplinkAction": flowContext.action}) |
| return f.addSymmetricDataPathFlow(ctx, flowContext, Upstream) |
| /* TODO: Install Secondary EAP on the subscriber vlan */ |
| } |
| |
| func (f *OpenOltFlowMgr) addDownstreamDataPathFlow(ctx context.Context, flowContext *flowContext) error { |
| downlinkClassifier := flowContext.classifier |
| downlinkAction := flowContext.action |
| |
| downlinkClassifier[PacketTagType] = DoubleTag |
| logger.Debugw(ctx, "adding-downstream-data-flow", |
| log.Fields{ |
| "downlinkClassifier": downlinkClassifier, |
| "downlinkAction": downlinkAction}) |
| // Ignore Downlink trap flow given by core, cannot do anything with this flow */ |
| if vlan, exists := downlinkClassifier[VlanVid]; exists { |
| if vlan.(uint32) == (uint32(ofp.OfpVlanId_OFPVID_PRESENT) | 4000) { //private VLAN given by core |
| if metadata, exists := downlinkClassifier[Metadata]; exists { // inport is filled in metadata by core |
| if uint32(metadata.(uint64)) == MkUniPortNum(ctx, flowContext.intfID, flowContext.onuID, flowContext.uniID) { |
| logger.Infow(ctx, "ignoring-dl-trap-device-flow-from-core", |
| log.Fields{ |
| "flow": flowContext.logicalFlow, |
| "device-id": f.deviceHandler.device.Id, |
| "onu-id": flowContext.onuID, |
| "intf-id": flowContext.intfID}) |
| return nil |
| } |
| } |
| } |
| } |
| |
| /* Already this info available classifier? */ |
| downlinkAction[PopVlan] = true |
| // vlan_vid is a uint32. must be type asserted as such or conversion fails |
| dlClVid, ok := downlinkClassifier[VlanVid].(uint32) |
| if ok { |
| downlinkAction[VlanVid] = dlClVid & 0xfff |
| } else { |
| return olterrors.NewErrInvalidValue(log.Fields{ |
| "reason": "failed-to-convert-vlanid-classifier", |
| "vlan-id": VlanVid, |
| "device-id": f.deviceHandler.device.Id}, nil).Log() |
| } |
| |
| return f.addSymmetricDataPathFlow(ctx, flowContext, Downstream) |
| } |
| |
| func (f *OpenOltFlowMgr) addSymmetricDataPathFlow(ctx context.Context, flowContext *flowContext, direction string) error { |
| |
| var inverseDirection string |
| if direction == Upstream { |
| inverseDirection = Downstream |
| } else { |
| inverseDirection = Upstream |
| } |
| |
| intfID := flowContext.intfID |
| onuID := flowContext.onuID |
| uniID := flowContext.uniID |
| classifier := flowContext.classifier |
| action := flowContext.action |
| allocID := flowContext.allocID |
| gemPortID := flowContext.gemPortID |
| tpID := flowContext.tpID |
| logicalFlow := flowContext.logicalFlow |
| logger.Infow(ctx, "adding-hsia-flow", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "device-id": f.deviceHandler.device.Id, |
| "classifier": classifier, |
| "action": action, |
| "direction": direction, |
| "alloc-id": allocID, |
| "gemport-id": gemPortID, |
| "logicalflow": *logicalFlow}) |
| |
| if present := f.resourceMgr.IsFlowOnKvStore(ctx, intfID, int32(onuID), int32(uniID), logicalFlow.Id); present { |
| logger.Infow(ctx, "flow-already-exists", |
| log.Fields{ |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": intfID, |
| "onu-id": onuID}) |
| return nil |
| } |
| classifierProto, err := makeOpenOltClassifierField(classifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"classifier": classifier, "device-id": f.deviceHandler.device.Id}, err).Log() |
| } |
| logger.Debugw(ctx, "created-classifier-proto", |
| log.Fields{ |
| "classifier": *classifierProto, |
| "device-id": f.deviceHandler.device.Id}) |
| actionProto, err := makeOpenOltActionField(action, classifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"action": action, "device-id": f.deviceHandler.device.Id}, err).Log() |
| } |
| logger.Debugw(ctx, "created-action-proto", |
| log.Fields{ |
| "action": *actionProto, |
| "device-id": f.deviceHandler.device.Id}) |
| networkIntfID, err := getNniIntfID(ctx, classifier, action) |
| if err != nil { |
| return olterrors.NewErrNotFound("nni-interface-id", |
| log.Fields{ |
| "classifier": classifier, |
| "action": action, |
| "device-id": f.deviceHandler.device.Id, |
| }, err).Log() |
| } |
| |
| // Get symmetric flowID if it exists |
| // This symmetric flowID will be needed by agent software to use the same device flow-id that was used for the |
| // symmetric flow earlier |
| // symmetric flowID 0 is considered by agent as non-existent symmetric flow |
| keySymm := subscriberDataPathFlowIDKey{intfID: intfID, onuID: onuID, uniID: uniID, direction: inverseDirection, tpID: tpID} |
| f.subscriberDataPathFlowIDMapLock.RLock() |
| symmFlowID := f.subscriberDataPathFlowIDMap[keySymm] |
| f.subscriberDataPathFlowIDMapLock.RUnlock() |
| |
| flow := openoltpb2.Flow{AccessIntfId: int32(intfID), |
| OnuId: int32(onuID), |
| UniId: int32(uniID), |
| FlowId: logicalFlow.Id, |
| FlowType: direction, |
| AllocId: int32(allocID), |
| NetworkIntfId: int32(networkIntfID), |
| GemportId: int32(gemPortID), |
| Classifier: classifierProto, |
| Action: actionProto, |
| Priority: int32(logicalFlow.Priority), |
| Cookie: logicalFlow.Cookie, |
| PortNo: flowContext.portNo, |
| TechProfileId: tpID, |
| ReplicateFlow: len(flowContext.pbitToGem) > 0, |
| PbitToGemport: flowContext.pbitToGem, |
| SymmetricFlowId: symmFlowID, |
| GemportToAes: flowContext.gemToAes, |
| } |
| if err := f.addFlowToDevice(ctx, logicalFlow, &flow); err != nil { |
| return olterrors.NewErrFlowOp("add", logicalFlow.Id, nil, err).Log() |
| } |
| logger.Infow(ctx, "hsia-flow-added-to-device-successfully", |
| log.Fields{"direction": direction, |
| "device-id": f.deviceHandler.device.Id, |
| "flow": flow, |
| "intf-id": intfID, |
| "onu-id": onuID}) |
| flowInfo := rsrcMgr.FlowInfo{Flow: &flow, IsSymmtricFlow: true} |
| if err := f.resourceMgr.UpdateFlowIDInfo(ctx, uint32(flow.AccessIntfId), flow.OnuId, flow.UniId, flow.FlowId, flowInfo); err != nil { |
| return olterrors.NewErrPersistence("update", "flow", logicalFlow.Id, |
| log.Fields{ |
| "flow": flow, |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": intfID, |
| "onu-id": onuID}, err).Log() |
| } |
| |
| // Update the current flowID to the map |
| keyCurr := subscriberDataPathFlowIDKey{intfID: intfID, onuID: onuID, uniID: uniID, direction: direction, tpID: tpID} |
| f.subscriberDataPathFlowIDMapLock.Lock() |
| f.subscriberDataPathFlowIDMap[keyCurr] = logicalFlow.Id |
| f.subscriberDataPathFlowIDMapLock.Unlock() |
| |
| return nil |
| } |
| |
| func (f *OpenOltFlowMgr) addDHCPTrapFlow(ctx context.Context, flowContext *flowContext) error { |
| |
| intfID := flowContext.intfID |
| onuID := flowContext.onuID |
| uniID := flowContext.uniID |
| logicalFlow := flowContext.logicalFlow |
| classifier := flowContext.classifier |
| action := flowContext.action |
| |
| networkIntfID, err := getNniIntfID(ctx, classifier, action) |
| if err != nil { |
| return olterrors.NewErrNotFound("nni-interface-id", log.Fields{ |
| "classifier": classifier, |
| "action": action, |
| "device-id": f.deviceHandler.device.Id}, |
| err).Log() |
| } |
| |
| // Clear the action map |
| for k := range action { |
| delete(action, k) |
| } |
| |
| action[TrapToHost] = true |
| classifier[UDPSrc] = uint32(68) |
| classifier[UDPDst] = uint32(67) |
| classifier[PacketTagType] = SingleTag |
| |
| if present := f.resourceMgr.IsFlowOnKvStore(ctx, intfID, int32(onuID), int32(uniID), logicalFlow.Id); present { |
| logger.Infow(ctx, "flow-exists--not-re-adding", |
| log.Fields{ |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": intfID, |
| "onu-id": onuID}) |
| return nil |
| } |
| |
| logger.Debugw(ctx, "creating-ul-dhcp-flow", |
| log.Fields{ |
| "ul_classifier": classifier, |
| "ul_action": action, |
| "uplinkFlowId": logicalFlow.Id, |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "device-id": f.deviceHandler.device.Id}) |
| |
| classifierProto, err := makeOpenOltClassifierField(classifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"classifier": classifier}, err).Log() |
| } |
| logger.Debugw(ctx, "created-classifier-proto", log.Fields{"classifier": *classifierProto}) |
| actionProto, err := makeOpenOltActionField(action, classifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"action": action}, err).Log() |
| } |
| |
| dhcpFlow := openoltpb2.Flow{AccessIntfId: int32(intfID), |
| OnuId: int32(onuID), |
| UniId: int32(uniID), |
| FlowId: logicalFlow.Id, |
| FlowType: Upstream, |
| AllocId: int32(flowContext.allocID), |
| NetworkIntfId: int32(networkIntfID), |
| GemportId: int32(flowContext.gemPortID), |
| Classifier: classifierProto, |
| Action: actionProto, |
| Priority: int32(logicalFlow.Priority), |
| Cookie: logicalFlow.Cookie, |
| PortNo: flowContext.portNo, |
| TechProfileId: flowContext.tpID, |
| ReplicateFlow: len(flowContext.pbitToGem) > 0, |
| PbitToGemport: flowContext.pbitToGem, |
| GemportToAes: flowContext.gemToAes, |
| } |
| if err := f.addFlowToDevice(ctx, logicalFlow, &dhcpFlow); err != nil { |
| return olterrors.NewErrFlowOp("add", logicalFlow.Id, log.Fields{"dhcp-flow": dhcpFlow}, err).Log() |
| } |
| logger.Infow(ctx, "dhcp-ul-flow-added-to-device-successfully", |
| log.Fields{ |
| "device-id": f.deviceHandler.device.Id, |
| "flow-id": logicalFlow.Id, |
| "intf-id": intfID, |
| "onu-id": onuID}) |
| flowInfo := rsrcMgr.FlowInfo{Flow: &dhcpFlow} |
| if err := f.resourceMgr.UpdateFlowIDInfo(ctx, uint32(dhcpFlow.AccessIntfId), dhcpFlow.OnuId, dhcpFlow.UniId, dhcpFlow.FlowId, flowInfo); err != nil { |
| return olterrors.NewErrPersistence("update", "flow", dhcpFlow.FlowId, |
| log.Fields{ |
| "flow": dhcpFlow, |
| "device-id": f.deviceHandler.device.Id}, err).Log() |
| } |
| |
| return nil |
| } |
| |
| //addIGMPTrapFlow creates IGMP trap-to-host flow |
| func (f *OpenOltFlowMgr) addIGMPTrapFlow(ctx context.Context, flowContext *flowContext) error { |
| delete(flowContext.classifier, VlanVid) |
| return f.addUpstreamTrapFlow(ctx, flowContext) |
| } |
| |
| //addUpstreamTrapFlow creates a trap-to-host flow |
| func (f *OpenOltFlowMgr) addUpstreamTrapFlow(ctx context.Context, flowContext *flowContext) error { |
| |
| intfID := flowContext.intfID |
| onuID := flowContext.onuID |
| uniID := flowContext.uniID |
| logicalFlow := flowContext.logicalFlow |
| classifier := flowContext.classifier |
| action := flowContext.action |
| |
| networkIntfID, err := getNniIntfID(ctx, classifier, action) |
| if err != nil { |
| return olterrors.NewErrNotFound("nni-interface-id", |
| log.Fields{ |
| "classifier": classifier, |
| "action": action, |
| "device-id": f.deviceHandler.device.Id}, |
| err).Log() |
| } |
| |
| // Clear the action map |
| for k := range action { |
| delete(action, k) |
| } |
| |
| action[TrapToHost] = true |
| classifier[PacketTagType] = SingleTag |
| |
| if present := f.resourceMgr.IsFlowOnKvStore(ctx, networkIntfID, int32(onuID), int32(uniID), logicalFlow.Id); present { |
| logger.Infow(ctx, "flow-exists-not-re-adding", log.Fields{"device-id": f.deviceHandler.device.Id}) |
| return nil |
| } |
| |
| logger.Debugw(ctx, "creating-upstream-trap-flow", |
| log.Fields{ |
| "ul_classifier": classifier, |
| "ul_action": action, |
| "uplinkFlowId": logicalFlow.Id, |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": intfID, |
| "onu-id": onuID}) |
| |
| classifierProto, err := makeOpenOltClassifierField(classifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"classifier": classifier, "device-id": f.deviceHandler.device.Id}, err).Log() |
| } |
| logger.Debugw(ctx, "created-classifier-proto", |
| log.Fields{ |
| "classifier": *classifierProto, |
| "device-id": f.deviceHandler.device.Id}) |
| actionProto, err := makeOpenOltActionField(action, classifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"action": action, "device-id": f.deviceHandler.device.Id}, err).Log() |
| } |
| |
| flow := openoltpb2.Flow{AccessIntfId: int32(intfID), |
| OnuId: int32(onuID), |
| UniId: int32(uniID), |
| FlowId: logicalFlow.Id, |
| FlowType: Upstream, |
| AllocId: int32(flowContext.allocID), |
| NetworkIntfId: int32(networkIntfID), |
| GemportId: int32(flowContext.gemPortID), |
| Classifier: classifierProto, |
| Action: actionProto, |
| Priority: int32(logicalFlow.Priority), |
| Cookie: logicalFlow.Cookie, |
| PortNo: flowContext.portNo, |
| TechProfileId: flowContext.tpID, |
| ReplicateFlow: len(flowContext.pbitToGem) > 0, |
| PbitToGemport: flowContext.pbitToGem, |
| GemportToAes: flowContext.gemToAes, |
| } |
| |
| if err := f.addFlowToDevice(ctx, logicalFlow, &flow); err != nil { |
| return olterrors.NewErrFlowOp("add", logicalFlow.Id, log.Fields{"flow": flow, "device-id": f.deviceHandler.device.Id}, err).Log() |
| } |
| |
| flowInfo := rsrcMgr.FlowInfo{Flow: &flow} |
| if err := f.resourceMgr.UpdateFlowIDInfo(ctx, uint32(flow.AccessIntfId), flow.OnuId, flow.UniId, flow.FlowId, flowInfo); err != nil { |
| return olterrors.NewErrPersistence("update", "flow", flow.FlowId, log.Fields{"flow": flow, "device-id": f.deviceHandler.device.Id}, err).Log() |
| } |
| |
| return nil |
| } |
| |
| // Add EthType flow to device with mac, vlanId as classifier for upstream and downstream |
| func (f *OpenOltFlowMgr) addEthTypeBasedFlow(ctx context.Context, flowContext *flowContext, vlanID uint32, ethType uint32) error { |
| intfID := flowContext.intfID |
| onuID := flowContext.onuID |
| uniID := flowContext.uniID |
| portNo := flowContext.portNo |
| allocID := flowContext.allocID |
| gemPortID := flowContext.gemPortID |
| logicalFlow := flowContext.logicalFlow |
| classifier := flowContext.classifier |
| action := flowContext.action |
| |
| logger.Infow(ctx, "adding-ethType-flow-to-device", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "port-no": portNo, |
| "alloc-id": allocID, |
| "gemport-id": gemPortID, |
| "vlan-id": vlanID, |
| "flow": logicalFlow, |
| "ethType": ethType}) |
| |
| uplinkClassifier := make(map[string]interface{}) |
| uplinkAction := make(map[string]interface{}) |
| |
| // Fill Classfier |
| uplinkClassifier[EthType] = uint32(ethType) |
| uplinkClassifier[PacketTagType] = SingleTag |
| uplinkClassifier[VlanVid] = vlanID |
| uplinkClassifier[VlanPcp] = classifier[VlanPcp] |
| // Fill action |
| uplinkAction[TrapToHost] = true |
| if present := f.resourceMgr.IsFlowOnKvStore(ctx, intfID, int32(onuID), int32(uniID), logicalFlow.Id); present { |
| logger.Infow(ctx, "flow-exists-not-re-adding", log.Fields{ |
| "device-id": f.deviceHandler.device.Id, |
| "onu-id": onuID, |
| "intf-id": intfID, |
| "ethType": ethType}) |
| return nil |
| } |
| //Add Uplink EthType Flow |
| logger.Debugw(ctx, "creating-ul-ethType-flow", |
| log.Fields{ |
| "ul_classifier": uplinkClassifier, |
| "ul_action": uplinkAction, |
| "uplinkFlowId": logicalFlow.Id, |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": intfID, |
| "onu-id": onuID}) |
| |
| classifierProto, err := makeOpenOltClassifierField(uplinkClassifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{ |
| "classifier": uplinkClassifier, |
| "device-id": f.deviceHandler.device.Id}, err).Log() |
| } |
| logger.Debugw(ctx, "created-classifier-proto", |
| log.Fields{ |
| "classifier": *classifierProto, |
| "device-id": f.deviceHandler.device.Id}) |
| actionProto, err := makeOpenOltActionField(uplinkAction, uplinkClassifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"action": uplinkAction, "device-id": f.deviceHandler.device.Id}, err).Log() |
| } |
| logger.Debugw(ctx, "created-action-proto", |
| log.Fields{ |
| "action": *actionProto, |
| "device-id": f.deviceHandler.device.Id}) |
| networkIntfID, err := getNniIntfID(ctx, classifier, action) |
| if err != nil { |
| return olterrors.NewErrNotFound("nni-interface-id", log.Fields{ |
| "classifier": classifier, |
| "action": action, |
| "device-id": f.deviceHandler.device.Id}, |
| err).Log() |
| } |
| |
| upstreamFlow := openoltpb2.Flow{AccessIntfId: int32(intfID), |
| OnuId: int32(onuID), |
| UniId: int32(uniID), |
| FlowId: logicalFlow.Id, |
| FlowType: Upstream, |
| AllocId: int32(allocID), |
| NetworkIntfId: int32(networkIntfID), |
| GemportId: int32(gemPortID), |
| Classifier: classifierProto, |
| Action: actionProto, |
| Priority: int32(logicalFlow.Priority), |
| Cookie: logicalFlow.Cookie, |
| PortNo: portNo, |
| TechProfileId: flowContext.tpID, |
| ReplicateFlow: len(flowContext.pbitToGem) > 0, |
| PbitToGemport: flowContext.pbitToGem, |
| GemportToAes: flowContext.gemToAes, |
| } |
| if err := f.addFlowToDevice(ctx, logicalFlow, &upstreamFlow); err != nil { |
| return olterrors.NewErrFlowOp("add", logicalFlow.Id, log.Fields{"flow": upstreamFlow}, err).Log() |
| } |
| logger.Infow(ctx, "ethType-ul-flow-added-to-device-successfully", |
| log.Fields{ |
| "device-id": f.deviceHandler.device.Id, |
| "onu-id": onuID, |
| "intf-id": intfID, |
| "ethType": ethType, |
| }) |
| flowInfo := rsrcMgr.FlowInfo{Flow: &upstreamFlow} |
| if err := f.resourceMgr.UpdateFlowIDInfo(ctx, uint32(upstreamFlow.AccessIntfId), upstreamFlow.OnuId, upstreamFlow.UniId, upstreamFlow.FlowId, flowInfo); err != nil { |
| return olterrors.NewErrPersistence("update", "flow", upstreamFlow.FlowId, |
| log.Fields{ |
| "flow": upstreamFlow, |
| "device-id": f.deviceHandler.device.Id}, err).Log() |
| } |
| return nil |
| } |
| |
| func makeOpenOltClassifierField(classifierInfo map[string]interface{}) (*openoltpb2.Classifier, error) { |
| var classifier openoltpb2.Classifier |
| |
| classifier.EthType, _ = classifierInfo[EthType].(uint32) |
| classifier.IpProto, _ = classifierInfo[IPProto].(uint32) |
| if vlanID, ok := classifierInfo[VlanVid].(uint32); ok { |
| if vlanID != ReservedVlan { |
| vid := vlanID & VlanvIDMask |
| classifier.OVid = vid |
| } |
| } |
| if metadata, ok := classifierInfo[Metadata].(uint64); ok { |
| vid := uint32(metadata) |
| if vid != ReservedVlan { |
| classifier.IVid = vid |
| } |
| } |
| // Use VlanPCPMask (0xff) to signify NO PCP. Else use valid PCP (0 to 7) |
| if vlanPcp, ok := classifierInfo[VlanPcp].(uint32); ok { |
| classifier.OPbits = vlanPcp |
| } else { |
| classifier.OPbits = VlanPCPMask |
| } |
| classifier.SrcPort, _ = classifierInfo[UDPSrc].(uint32) |
| classifier.DstPort, _ = classifierInfo[UDPDst].(uint32) |
| classifier.DstIp, _ = classifierInfo[Ipv4Dst].(uint32) |
| classifier.SrcIp, _ = classifierInfo[Ipv4Src].(uint32) |
| classifier.DstMac, _ = classifierInfo[EthDst].([]uint8) |
| if pktTagType, ok := classifierInfo[PacketTagType].(string); ok { |
| classifier.PktTagType = pktTagType |
| |
| switch pktTagType { |
| case SingleTag: |
| case DoubleTag: |
| case Untagged: |
| default: |
| return nil, olterrors.NewErrInvalidValue(log.Fields{"packet-tag-type": pktTagType}, nil) |
| } |
| } |
| return &classifier, nil |
| } |
| |
| func makeOpenOltActionField(actionInfo map[string]interface{}, classifierInfo map[string]interface{}) (*openoltpb2.Action, error) { |
| var actionCmd openoltpb2.ActionCmd |
| var action openoltpb2.Action |
| action.Cmd = &actionCmd |
| if _, ok := actionInfo[PopVlan]; ok { |
| action.Cmd.RemoveOuterTag = true |
| if _, ok := actionInfo[VlanPcp]; ok { |
| action.Cmd.RemarkInnerPbits = true |
| action.IPbits = actionInfo[VlanPcp].(uint32) |
| if _, ok := actionInfo[VlanVid]; ok { |
| action.Cmd.TranslateInnerTag = true |
| action.IVid = actionInfo[VlanVid].(uint32) |
| } |
| } |
| } else if _, ok := actionInfo[PushVlan]; ok { |
| action.OVid = actionInfo[VlanVid].(uint32) |
| action.Cmd.AddOuterTag = true |
| if _, ok := actionInfo[VlanPcp]; ok { |
| action.OPbits = actionInfo[VlanPcp].(uint32) |
| action.Cmd.RemarkOuterPbits = true |
| if _, ok := classifierInfo[VlanVid]; ok { |
| action.IVid = classifierInfo[VlanVid].(uint32) |
| action.Cmd.TranslateInnerTag = true |
| } |
| } |
| } else if _, ok := actionInfo[TrapToHost]; ok { |
| action.Cmd.TrapToHost = actionInfo[TrapToHost].(bool) |
| } else { |
| return nil, olterrors.NewErrInvalidValue(log.Fields{"action-command": actionInfo}, nil) |
| } |
| return &action, nil |
| } |
| |
| // getTPpath return the ETCD path for a given UNI port |
| func (f *OpenOltFlowMgr) getTPpath(ctx context.Context, intfID uint32, uniPath string, TpID uint32) string { |
| return f.techprofile[intfID].GetTechProfileInstanceKVPath(ctx, TpID, uniPath) |
| } |
| |
| // DeleteTechProfileInstances removes the tech profile instances from persistent storage |
| func (f *OpenOltFlowMgr) DeleteTechProfileInstances(ctx context.Context, intfID uint32, onuID uint32, uniID uint32) error { |
| tpIDList := f.resourceMgr.GetTechProfileIDForOnu(ctx, intfID, onuID, uniID) |
| uniPortName := getUniPortPath(f.deviceHandler.device.Id, intfID, int32(onuID), int32(uniID)) |
| |
| for _, tpID := range tpIDList { |
| if err := f.DeleteTechProfileInstance(ctx, intfID, onuID, uniID, uniPortName, tpID); err != nil { |
| _ = olterrors.NewErrAdapter("delete-tech-profile-failed", log.Fields{"device-id": f.deviceHandler.device.Id}, err).Log() |
| // return err |
| // We should continue to delete tech-profile instances for other TP IDs |
| } |
| logger.Debugw(ctx, "tech-profile-deleted", log.Fields{"device-id": f.deviceHandler.device.Id, "tp-id": tpID}) |
| } |
| return nil |
| } |
| |
| // DeleteTechProfileInstance removes the tech profile instance from persistent storage |
| func (f *OpenOltFlowMgr) DeleteTechProfileInstance(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, uniPortName string, tpID uint32) error { |
| if uniPortName == "" { |
| uniPortName = getUniPortPath(f.deviceHandler.device.Id, intfID, int32(onuID), int32(uniID)) |
| } |
| if err := f.techprofile[intfID].DeleteTechProfileInstance(ctx, tpID, uniPortName); err != nil { |
| return olterrors.NewErrAdapter("failed-to-delete-tp-instance-from-kv-store", |
| log.Fields{ |
| "tp-id": tpID, |
| "uni-port-name": uniPortName, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| return nil |
| } |
| |
| func (f *OpenOltFlowMgr) addFlowToDevice(ctx context.Context, logicalFlow *ofp.OfpFlowStats, deviceFlow *openoltpb2.Flow) error { |
| |
| var intfID uint32 |
| /* For flows which trap out of the NNI, the AccessIntfId is invalid |
| (set to -1). In such cases, we need to refer to the NetworkIntfId . |
| */ |
| if deviceFlow.AccessIntfId != -1 { |
| intfID = uint32(deviceFlow.AccessIntfId) |
| } else { |
| // We need to log the valid interface ID. |
| // For trap-on-nni flows, the access_intf_id is invalid (-1), so choose the network_intf_id. |
| intfID = uint32(deviceFlow.NetworkIntfId) |
| } |
| |
| logger.Debugw(ctx, "sending-flow-to-device-via-grpc", log.Fields{ |
| "flow": *deviceFlow, |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": intfID}) |
| _, err := f.deviceHandler.Client.FlowAdd(log.WithSpanFromContext(context.Background(), ctx), deviceFlow) |
| |
| st, _ := status.FromError(err) |
| if st.Code() == codes.AlreadyExists { |
| logger.Debug(ctx, "flow-already-exists", log.Fields{ |
| "err": err, |
| "deviceFlow": deviceFlow, |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": intfID}) |
| return nil |
| } |
| |
| if err != nil { |
| logger.Errorw(ctx, "failed-to-add-flow-to-device", |
| log.Fields{"err": err, |
| "device-flow": deviceFlow, |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": intfID}) |
| return err |
| } |
| logger.Infow(ctx, "flow-added-to-device-successfully ", |
| log.Fields{ |
| "flow": *deviceFlow, |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": intfID}) |
| |
| // Case of trap-on-nni flow when deviceFlow.AccessIntfId is invalid (-1) |
| if deviceFlow.AccessIntfId != -1 { |
| // No need to register the flow if it is a trap on nni flow. |
| if err := f.registerFlow(ctx, logicalFlow, deviceFlow); err != nil { |
| logger.Errorw(ctx, "failed-to-register-flow", log.Fields{"err": err}) |
| return err |
| } |
| } |
| return nil |
| } |
| |
| func (f *OpenOltFlowMgr) removeFlowFromDevice(ctx context.Context, deviceFlow *openoltpb2.Flow, ofFlowID uint64) error { |
| logger.Debugw(ctx, "sending-flow-to-device-via-grpc", |
| log.Fields{ |
| "flow": *deviceFlow, |
| "device-id": f.deviceHandler.device.Id}) |
| _, err := f.deviceHandler.Client.FlowRemove(log.WithSpanFromContext(context.Background(), ctx), deviceFlow) |
| if err != nil { |
| if f.deviceHandler.device.ConnectStatus == common.ConnectStatus_UNREACHABLE { |
| logger.Warnw(ctx, "can-not-remove-flow-from-device--unreachable", |
| log.Fields{ |
| "err": err, |
| "deviceFlow": deviceFlow, |
| "device-id": f.deviceHandler.device.Id}) |
| //Assume the flow is removed |
| return nil |
| } |
| return olterrors.NewErrFlowOp("remove", deviceFlow.FlowId, log.Fields{"deviceFlow": deviceFlow}, err) |
| |
| } |
| logger.Infow(ctx, "flow-removed-from-device-successfully", log.Fields{ |
| "of-flow-id": ofFlowID, |
| "flow": *deviceFlow, |
| "device-id": f.deviceHandler.device.Id, |
| }) |
| return nil |
| } |
| |
| func (f *OpenOltFlowMgr) addLLDPFlow(ctx context.Context, flow *ofp.OfpFlowStats, portNo uint32) error { |
| |
| classifierInfo := make(map[string]interface{}) |
| actionInfo := make(map[string]interface{}) |
| |
| classifierInfo[EthType] = uint32(LldpEthType) |
| classifierInfo[PacketTagType] = Untagged |
| actionInfo[TrapToHost] = true |
| |
| // LLDP flow is installed to trap LLDP packets on the NNI port. |
| // We manage flow_id resource pool on per PON port basis. |
| // Since this situation is tricky, as a hack, we pass the NNI port |
| // index (network_intf_id) as PON port Index for the flow_id resource |
| // pool. Also, there is no ONU Id available for trapping LLDP packets |
| // on NNI port, use onu_id as -1 (invalid) |
| // ****************** CAVEAT ******************* |
| // This logic works if the NNI Port Id falls within the same valid |
| // range of PON Port Ids. If this doesn't work for some OLT Vendor |
| // we need to have a re-look at this. |
| // ********************************************* |
| |
| var onuID = -1 |
| var uniID = -1 |
| var gemPortID = -1 |
| |
| networkInterfaceID, err := IntfIDFromNniPortNum(ctx, portNo) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"nni-port-number": portNo}, err).Log() |
| } |
| if present := f.resourceMgr.IsFlowOnKvStore(ctx, networkInterfaceID, int32(onuID), int32(uniID), flow.Id); present { |
| logger.Infow(ctx, "flow-exists--not-re-adding", log.Fields{"device-id": f.deviceHandler.device.Id}) |
| return nil |
| } |
| |
| classifierProto, err := makeOpenOltClassifierField(classifierInfo) |
| if err != nil { |
| return olterrors.NewErrInvalidValue( |
| log.Fields{ |
| "classifier": classifierInfo, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| logger.Debugw(ctx, "created-classifier-proto", |
| log.Fields{ |
| "classifier": *classifierProto, |
| "device-id": f.deviceHandler.device.Id}) |
| actionProto, err := makeOpenOltActionField(actionInfo, classifierInfo) |
| if err != nil { |
| return olterrors.NewErrInvalidValue( |
| log.Fields{ |
| "action": actionInfo, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| logger.Debugw(ctx, "created-action-proto", |
| log.Fields{ |
| "action": *actionProto, |
| "device-id": f.deviceHandler.device.Id}) |
| |
| downstreamflow := openoltpb2.Flow{AccessIntfId: int32(-1), // AccessIntfId not required |
| OnuId: int32(onuID), // OnuId not required |
| UniId: int32(uniID), // UniId not used |
| FlowId: flow.Id, |
| FlowType: Downstream, |
| NetworkIntfId: int32(networkInterfaceID), |
| GemportId: int32(gemPortID), |
| Classifier: classifierProto, |
| Action: actionProto, |
| Priority: int32(flow.Priority), |
| Cookie: flow.Cookie, |
| PortNo: portNo} |
| if err := f.addFlowToDevice(ctx, flow, &downstreamflow); err != nil { |
| return olterrors.NewErrFlowOp("add", flow.Id, |
| log.Fields{ |
| "flow": downstreamflow, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| logger.Infow(ctx, "lldp-trap-on-nni-flow-added-to-device-successfully", |
| log.Fields{ |
| "device-id": f.deviceHandler.device.Id, |
| "onu-id": onuID, |
| "flow-id": flow.Id}) |
| flowInfo := rsrcMgr.FlowInfo{Flow: &downstreamflow} |
| if err := f.resourceMgr.UpdateFlowIDInfo(ctx, networkInterfaceID, int32(onuID), int32(uniID), flow.Id, flowInfo); err != nil { |
| return olterrors.NewErrPersistence("update", "flow", flow.Id, |
| log.Fields{ |
| "flow": downstreamflow, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| return nil |
| } |
| |
| func getUniPortPath(oltID string, intfID uint32, onuID int32, uniID int32) string { |
| return fmt.Sprintf("olt-{%s}/pon-{%d}/onu-{%d}/uni-{%d}", oltID, intfID, onuID, uniID) |
| } |
| |
| //getOnuDevice to fetch onu from cache or core. |
| func (f *OpenOltFlowMgr) getOnuDevice(ctx context.Context, intfID uint32, onuID uint32) (*OnuDevice, error) { |
| onuKey := f.deviceHandler.formOnuKey(intfID, onuID) |
| onuDev, ok := f.deviceHandler.onus.Load(onuKey) |
| if !ok { |
| logger.Debugw(ctx, "couldnt-find-onu-in-cache", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "device-id": f.deviceHandler.device.Id}) |
| onuDevice, err := f.getChildDevice(ctx, intfID, onuID) |
| if err != nil { |
| return nil, olterrors.NewErrNotFound("onu-child-device", |
| log.Fields{ |
| "onu-id": onuID, |
| "intf-id": intfID, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| onuDev = NewOnuDevice(onuDevice.Id, onuDevice.Type, onuDevice.SerialNumber, onuDevice.ProxyAddress.OnuId, onuDevice.ProxyAddress.ChannelId, onuDevice.ProxyAddress.DeviceId, false) |
| //better to ad the device to cache here. |
| f.deviceHandler.StoreOnuDevice(onuDev.(*OnuDevice)) |
| } else { |
| logger.Debugw(ctx, "found-onu-in-cache", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "device-id": f.deviceHandler.device.Id}) |
| } |
| |
| return onuDev.(*OnuDevice), nil |
| } |
| |
| //getChildDevice to fetch onu |
| func (f *OpenOltFlowMgr) getChildDevice(ctx context.Context, intfID uint32, onuID uint32) (*voltha.Device, error) { |
| logger.Infow(ctx, "GetChildDevice", |
| log.Fields{ |
| "pon-port": intfID, |
| "onu-id": onuID, |
| "device-id": f.deviceHandler.device.Id}) |
| parentPortNo := IntfIDToPortNo(intfID, voltha.Port_PON_OLT) |
| onuDevice, err := f.deviceHandler.GetChildDevice(ctx, parentPortNo, onuID) |
| if err != nil { |
| return nil, olterrors.NewErrNotFound("onu", |
| log.Fields{ |
| "interface-id": parentPortNo, |
| "onu-id": onuID, |
| "device-id": f.deviceHandler.device.Id}, |
| err) |
| } |
| logger.Infow(ctx, "successfully-received-child-device-from-core", |
| log.Fields{ |
| "device-id": f.deviceHandler.device.Id, |
| "child_device_id": onuDevice.Id, |
| "child_device_sn": onuDevice.SerialNumber}) |
| return onuDevice, nil |
| } |
| |
| func (f *OpenOltFlowMgr) sendDeleteGemPortToChild(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, gemPortID uint32, tpPath string) error { |
| onuDev, err := f.getOnuDevice(ctx, intfID, onuID) |
| if err != nil { |
| logger.Debugw(ctx, "couldnt-find-onu-child-device", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "device-id": f.deviceHandler.device.Id}) |
| return err |
| } |
| |
| delGemPortMsg := &ic.InterAdapterDeleteGemPortMessage{UniId: uniID, TpPath: tpPath, GemPortId: gemPortID} |
| logger.Debugw(ctx, "sending-gem-port-delete-to-openonu-adapter", |
| log.Fields{ |
| "msg": *delGemPortMsg, |
| "device-id": f.deviceHandler.device.Id}) |
| if sendErr := f.deviceHandler.AdapterProxy.SendInterAdapterMessage(log.WithSpanFromContext(context.Background(), ctx), |
| delGemPortMsg, |
| ic.InterAdapterMessageType_DELETE_GEM_PORT_REQUEST, |
| f.deviceHandler.openOLT.config.Topic, |
| onuDev.deviceType, |
| onuDev.deviceID, |
| onuDev.proxyDeviceID, ""); sendErr != nil { |
| return olterrors.NewErrCommunication("send-delete-gem-port-to-onu-adapter", |
| log.Fields{ |
| "from-adapter": f.deviceHandler.openOLT.config.Topic, |
| "to-adapter": onuDev.deviceType, |
| "onu-id": onuDev.deviceID, |
| "proxyDeviceID": onuDev.proxyDeviceID, |
| "device-id": f.deviceHandler.device.Id}, sendErr) |
| } |
| logger.Infow(ctx, "success-sending-del-gem-port-to-onu-adapter", |
| log.Fields{ |
| "msg": delGemPortMsg, |
| "from-adapter": f.deviceHandler.device.Type, |
| "to-adapter": onuDev.deviceType, |
| "device-id": f.deviceHandler.device.Id}) |
| return nil |
| } |
| |
| func (f *OpenOltFlowMgr) sendDeleteTcontToChild(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, allocID uint32, tpPath string) error { |
| onuDev, err := f.getOnuDevice(ctx, intfID, onuID) |
| if err != nil { |
| logger.Warnw(ctx, "couldnt-find-onu-child-device", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "device-id": f.deviceHandler.device.Id}) |
| return err |
| } |
| |
| delTcontMsg := &ic.InterAdapterDeleteTcontMessage{UniId: uniID, TpPath: tpPath, AllocId: allocID} |
| logger.Debugw(ctx, "sending-tcont-delete-to-openonu-adapter", |
| log.Fields{ |
| "msg": *delTcontMsg, |
| "device-id": f.deviceHandler.device.Id}) |
| if sendErr := f.deviceHandler.AdapterProxy.SendInterAdapterMessage(log.WithSpanFromContext(context.Background(), ctx), |
| delTcontMsg, |
| ic.InterAdapterMessageType_DELETE_TCONT_REQUEST, |
| f.deviceHandler.openOLT.config.Topic, |
| onuDev.deviceType, |
| onuDev.deviceID, |
| onuDev.proxyDeviceID, ""); sendErr != nil { |
| return olterrors.NewErrCommunication("send-delete-tcont-to-onu-adapter", |
| log.Fields{ |
| "from-adapter": f.deviceHandler.openOLT.config.Topic, |
| "to-adapter": onuDev.deviceType, "onu-id": onuDev.deviceID, |
| "proxyDeviceID": onuDev.proxyDeviceID, |
| "device-id": f.deviceHandler.device.Id}, sendErr) |
| } |
| logger.Infow(ctx, "success-sending-del-tcont-to-onu-adapter", |
| log.Fields{ |
| "msg": delTcontMsg, |
| "device-id": f.deviceHandler.device.Id}) |
| return nil |
| } |
| |
| // Once the gemport is released for a given onu, it also has to be cleared from local cache |
| // which was used for deriving the gemport->logicalPortNo during packet-in. |
| // Otherwise stale info continues to exist after gemport is freed and wrong logicalPortNo |
| // is conveyed to ONOS during packet-in OF message. |
| func (f *OpenOltFlowMgr) deleteGemPortFromLocalCache(ctx context.Context, intfID uint32, onuID uint32, gemPortID uint32) { |
| |
| f.onuGemInfoLock.Lock() |
| defer f.onuGemInfoLock.Unlock() |
| |
| logger.Infow(ctx, "deleting-gem-from-local-cache", |
| log.Fields{ |
| "gem-port-id": gemPortID, |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "device-id": f.deviceHandler.device.Id, |
| "onu-gem": f.onuGemInfo}) |
| |
| onugem := f.onuGemInfo |
| deleteLoop: |
| for i, onu := range onugem { |
| if onu.OnuID == onuID { |
| for j, gem := range onu.GemPorts { |
| // If the gemport is found, delete it from local cache. |
| if gem == gemPortID { |
| onu.GemPorts = append(onu.GemPorts[:j], onu.GemPorts[j+1:]...) |
| onugem[i] = onu |
| logger.Infow(ctx, "removed-gemport-from-local-cache", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "deletedgemport-id": gemPortID, |
| "gemports": onu.GemPorts, |
| "device-id": f.deviceHandler.device.Id}) |
| break deleteLoop |
| } |
| } |
| break deleteLoop |
| } |
| } |
| } |
| |
| //clearResources clears pon resources in kv store and the device |
| // nolint: gocyclo |
| func (f *OpenOltFlowMgr) clearResources(ctx context.Context, flow *ofp.OfpFlowStats, Intf uint32, onuID int32, uniID int32, |
| gemPortID int32, flowID uint64, portNum uint32) error { |
| |
| tpID, err := getTpIDFromFlow(ctx, flow) |
| if err != nil { |
| return olterrors.NewErrNotFound("tp-id", |
| log.Fields{ |
| "flow": flow, |
| "intf": Intf, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "device-id": f.deviceHandler.device.Id}, err) |
| } |
| |
| uni := getUniPortPath(f.deviceHandler.device.Id, Intf, onuID, uniID) |
| tpPath := f.getTPpath(ctx, Intf, uni, tpID) |
| logger.Debugw(ctx, "getting-techprofile-instance-for-subscriber", |
| log.Fields{ |
| "tpPath": tpPath, |
| "device-id": f.deviceHandler.device.Id}) |
| techprofileInst, err := f.techprofile[Intf].GetTPInstanceFromKVStore(ctx, tpID, tpPath) |
| if err != nil || techprofileInst == nil { // This should not happen, something wrong in KV backend transaction |
| return olterrors.NewErrNotFound("tech-profile-in-kv-store", |
| log.Fields{ |
| "tp-id": tpID, |
| "path": tpPath}, err) |
| } |
| |
| used := f.isGemPortUsedByAnotherFlow(uint32(gemPortID)) |
| |
| if used { |
| f.flowsUsedByGemPortKey.Lock() |
| defer f.flowsUsedByGemPortKey.Unlock() |
| |
| flowIDs := f.flowsUsedByGemPort[uint32(gemPortID)] |
| for i, flowIDinMap := range flowIDs { |
| if flowIDinMap == flowID { |
| flowIDs = append(flowIDs[:i], flowIDs[i+1:]...) |
| // everytime flowsUsedByGemPort cache is updated the same should be updated |
| // in kv store by calling UpdateFlowIDsForGem |
| f.flowsUsedByGemPort[uint32(gemPortID)] = flowIDs |
| if err := f.resourceMgr.UpdateFlowIDsForGem(ctx, Intf, uint32(gemPortID), flowIDs); err != nil { |
| return err |
| } |
| break |
| } |
| } |
| logger.Debugw(ctx, "gem-port-id-is-still-used-by-other-flows", |
| log.Fields{ |
| "gemport-id": gemPortID, |
| "usedByFlows": flowIDs, |
| "device-id": f.deviceHandler.device.Id}) |
| return nil |
| } |
| logger.Debugf(ctx, "gem-port-id %d is-not-used-by-another-flow--releasing-the-gem-port", gemPortID) |
| f.resourceMgr.RemoveGemPortIDForOnu(ctx, Intf, uint32(onuID), uint32(uniID), uint32(gemPortID)) |
| // TODO: The TrafficQueue corresponding to this gem-port also should be removed immediately. |
| // But it is anyway eventually removed later when the TechProfile is freed, so not a big issue for now. |
| f.resourceMgr.RemoveGEMportPonportToOnuMapOnKVStore(ctx, uint32(gemPortID), Intf) |
| // also clear gem to uni cache |
| f.removeFromGemToUniMap(gemPortKey{ |
| intfID: Intf, |
| gemPort: uint32(gemPortID), |
| }) |
| f.deleteGemPortFromLocalCache(ctx, Intf, uint32(onuID), uint32(gemPortID)) |
| |
| f.onuIdsLock.Lock() // TODO: What is this lock? |
| |
| //everytime an entry is deleted from flowsUsedByGemPort cache, the same should be updated in kv as well |
| // by calling DeleteFlowIDsForGem |
| f.flowsUsedByGemPortKey.Lock() |
| delete(f.flowsUsedByGemPort, uint32(gemPortID)) |
| f.flowsUsedByGemPortKey.Unlock() |
| f.resourceMgr.DeleteFlowIDsForGem(ctx, Intf, uint32(gemPortID)) |
| f.resourceMgr.FreeGemPortID(ctx, Intf, uint32(onuID), uint32(uniID), uint32(gemPortID)) |
| |
| f.onuIdsLock.Unlock() |
| |
| // Delete the gem port on the ONU. |
| if err := f.sendDeleteGemPortToChild(ctx, Intf, uint32(onuID), uint32(uniID), uint32(gemPortID), tpPath); err != nil { |
| logger.Errorw(ctx, "error-processing-delete-gem-port-towards-onu", |
| log.Fields{ |
| "err": err, |
| "intf": Intf, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "device-id": f.deviceHandler.device.Id, |
| "gemport-id": gemPortID}) |
| } |
| switch techprofileInst := techprofileInst.(type) { |
| case *tp.TechProfile: |
| ok, _ := f.isTechProfileUsedByAnotherGem(ctx, Intf, uint32(onuID), uint32(uniID), tpID, techprofileInst, uint32(gemPortID)) |
| if !ok { |
| if err := f.resourceMgr.RemoveTechProfileIDForOnu(ctx, Intf, uint32(onuID), uint32(uniID), tpID); err != nil { |
| logger.Warn(ctx, err) |
| } |
| if err := f.DeleteTechProfileInstance(ctx, Intf, uint32(onuID), uint32(uniID), "", tpID); err != nil { |
| logger.Warn(ctx, err) |
| } |
| if err := f.RemoveSchedulerQueues(ctx, schedQueue{direction: tp_pb.Direction_UPSTREAM, intfID: Intf, onuID: uint32(onuID), uniID: uint32(uniID), tpID: tpID, uniPort: portNum, tpInst: techprofileInst}); err != nil { |
| logger.Warn(ctx, err) |
| } |
| if err := f.RemoveSchedulerQueues(ctx, schedQueue{direction: tp_pb.Direction_DOWNSTREAM, intfID: Intf, onuID: uint32(onuID), uniID: uint32(uniID), tpID: tpID, uniPort: portNum, tpInst: techprofileInst}); err != nil { |
| logger.Warn(ctx, err) |
| } |
| f.resourceMgr.FreeAllocID(ctx, Intf, uint32(onuID), uint32(uniID), techprofileInst.UsScheduler.AllocID) |
| // Delete the TCONT on the ONU. |
| if err := f.sendDeleteTcontToChild(ctx, Intf, uint32(onuID), uint32(uniID), techprofileInst.UsScheduler.AllocID, tpPath); err != nil { |
| logger.Errorw(ctx, "error-processing-delete-tcont-towards-onu", |
| log.Fields{ |
| "intf": Intf, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "device-id": f.deviceHandler.device.Id, |
| "alloc-id": techprofileInst.UsScheduler.AllocID}) |
| } |
| } |
| case *tp.EponProfile: |
| if err := f.resourceMgr.RemoveTechProfileIDForOnu(ctx, Intf, uint32(onuID), uint32(uniID), tpID); err != nil { |
| logger.Warn(ctx, err) |
| } |
| if err := f.DeleteTechProfileInstance(ctx, Intf, uint32(onuID), uint32(uniID), "", tpID); err != nil { |
| logger.Warn(ctx, err) |
| } |
| f.resourceMgr.FreeAllocID(ctx, Intf, uint32(onuID), uint32(uniID), techprofileInst.AllocID) |
| // Delete the TCONT on the ONU. |
| if err := f.sendDeleteTcontToChild(ctx, Intf, uint32(onuID), uint32(uniID), techprofileInst.AllocID, tpPath); err != nil { |
| logger.Errorw(ctx, "error-processing-delete-tcont-towards-onu", |
| log.Fields{ |
| "intf": Intf, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "device-id": f.deviceHandler.device.Id, |
| "alloc-id": techprofileInst.AllocID}) |
| } |
| default: |
| logger.Errorw(ctx, "error-unknown-tech", |
| log.Fields{ |
| "techprofileInst": techprofileInst}) |
| } |
| |
| return nil |
| } |
| |
| // nolint: gocyclo |
| func (f *OpenOltFlowMgr) clearFlowFromDeviceAndResourceManager(ctx context.Context, flow *ofp.OfpFlowStats, flowDirection string) error { |
| var flowInfo *rsrcMgr.FlowInfo |
| logger.Infow(ctx, "clear-flow-from-resource-manager", |
| log.Fields{ |
| "flowDirection": flowDirection, |
| "flow": *flow, |
| "device-id": f.deviceHandler.device.Id}) |
| |
| if flowDirection == Multicast { |
| return f.clearMulticastFlowFromResourceManager(ctx, flow) |
| } |
| |
| classifierInfo := make(map[string]interface{}) |
| |
| portNum, Intf, onu, uni, inPort, ethType, err := FlowExtractInfo(ctx, flow, flowDirection) |
| if err != nil { |
| logger.Error(ctx, err) |
| return err |
| } |
| |
| onuID := int32(onu) |
| uniID := int32(uni) |
| |
| for _, field := range flows.GetOfbFields(flow) { |
| if field.Type == flows.IP_PROTO { |
| classifierInfo[IPProto] = field.GetIpProto() |
| logger.Debugw(ctx, "field-type-ip-proto", log.Fields{"classifierInfo[IP_PROTO]": classifierInfo[IPProto].(uint32)}) |
| } |
| } |
| logger.Infow(ctx, "extracted-access-info-from-flow-to-be-deleted", |
| log.Fields{ |
| "flow-id": flow.Id, |
| "intf-id": Intf, |
| "onu-id": onuID, |
| "uni-id": uniID}) |
| |
| if ethType == LldpEthType || ((classifierInfo[IPProto] == IPProtoDhcp) && (flowDirection == "downstream")) { |
| onuID = -1 |
| uniID = -1 |
| logger.Debug(ctx, "trap-on-nni-flow-set-oni--uni-to- -1") |
| Intf, err = IntfIDFromNniPortNum(ctx, inPort) |
| if err != nil { |
| logger.Errorw(ctx, "invalid-in-port-number", |
| log.Fields{ |
| "port-number": inPort, |
| "error": err}) |
| return err |
| } |
| } |
| if flowInfo = f.resourceMgr.GetFlowIDInfo(ctx, Intf, onuID, uniID, flow.Id); flowInfo == nil { |
| logger.Errorw(ctx, "flow-info-not-found-for-flow-to-be-removed", log.Fields{"flow-id": flow.Id, "intf-id": Intf, "onu-id": onuID, "uni-id": uniID}) |
| return olterrors.NewErrPersistence("remove", "flow", flow.Id, log.Fields{"flow": flow}, err) |
| } |
| removeFlowMessage := openoltpb2.Flow{FlowId: flowInfo.Flow.FlowId, FlowType: flowInfo.Flow.FlowType} |
| logger.Debugw(ctx, "flow-to-be-deleted", log.Fields{"flow": flowInfo.Flow}) |
| if err = f.removeFlowFromDevice(ctx, &removeFlowMessage, flow.Id); err != nil { |
| return err |
| } |
| if err = f.resourceMgr.RemoveFlowIDInfo(ctx, Intf, onuID, uniID, flow.Id); err != nil { |
| logger.Errorw(ctx, "failed-to-remove-flow-on-kv-store", log.Fields{"error": err}) |
| return err |
| } |
| if !flowInfo.Flow.ReplicateFlow { |
| if err = f.clearResources(ctx, flow, Intf, onuID, uniID, flowInfo.Flow.GemportId, flowInfo.Flow.FlowId, portNum); err != nil { |
| logger.Errorw(ctx, "failed-to-clear-resources-for-flow", log.Fields{ |
| "flow-id": flow.Id, |
| "stored-flow": flowInfo.Flow, |
| "device-id": f.deviceHandler.device.Id, |
| "stored-flow-id": flowInfo.Flow.FlowId, |
| "onu-id": onuID, |
| "intf": Intf, |
| }) |
| return err |
| } |
| } else { |
| gems := make([]uint32, 0) |
| for _, gem := range flowInfo.Flow.PbitToGemport { |
| gems = appendUnique32bit(gems, gem) |
| } |
| logger.Debugw(ctx, "gems-to-be-cleared", log.Fields{"gems": gems}) |
| for _, gem := range gems { |
| if err = f.clearResources(ctx, flow, Intf, onuID, uniID, int32(gem), flowInfo.Flow.FlowId, portNum); err != nil { |
| logger.Errorw(ctx, "failed-to-clear-resources-for-flow", log.Fields{ |
| "flow-id": flow.Id, |
| "stored-flow": flowInfo.Flow, |
| "device-id": f.deviceHandler.device.Id, |
| "stored-flow-id": flowInfo.Flow.FlowId, |
| "onu-id": onuID, |
| "intf": Intf, |
| "gem": gem, |
| }) |
| return err |
| } |
| } |
| } |
| |
| // If datapath flow, clear the symmetric flow data from the subscriberDataPathFlowIDMap map |
| if isDatapathFlow(flow) { |
| if tpID, err := getTpIDFromFlow(ctx, flow); err != nil { |
| var inverseDirection string |
| if flowDirection == Upstream { |
| inverseDirection = Downstream |
| } else { |
| inverseDirection = Upstream |
| } |
| |
| keySymm := subscriberDataPathFlowIDKey{intfID: Intf, onuID: uint32(onuID), uniID: uint32(uniID), direction: inverseDirection, tpID: tpID} |
| f.subscriberDataPathFlowIDMapLock.Lock() |
| delete(f.subscriberDataPathFlowIDMap, keySymm) |
| f.subscriberDataPathFlowIDMapLock.Unlock() |
| } |
| } |
| return nil |
| } |
| |
| //RemoveFlow removes the flow from the device |
| func (f *OpenOltFlowMgr) RemoveFlow(ctx context.Context, flow *ofp.OfpFlowStats) error { |
| |
| logger.Infow(ctx, "removing-flow", log.Fields{"flow": *flow}) |
| var direction string |
| actionInfo := make(map[string]interface{}) |
| |
| for _, action := range flows.GetActions(flow) { |
| if action.Type == flows.OUTPUT { |
| if out := action.GetOutput(); out != nil { |
| actionInfo[Output] = out.GetPort() |
| logger.Debugw(ctx, "action-type-output", log.Fields{"out_port": actionInfo[Output].(uint32)}) |
| } else { |
| logger.Error(ctx, "invalid-output-port-in-action") |
| return olterrors.NewErrInvalidValue(log.Fields{"invalid-out-port-action": 0}, nil) |
| } |
| } |
| } |
| |
| if flows.HasGroup(flow) { |
| direction = Multicast |
| return f.clearFlowFromDeviceAndResourceManager(ctx, flow, direction) |
| } else if IsUpstream(actionInfo[Output].(uint32)) { |
| direction = Upstream |
| } else { |
| direction = Downstream |
| } |
| |
| // Serialize flow removes on a per subscriber basis |
| err := f.clearFlowFromDeviceAndResourceManager(ctx, flow, direction) |
| |
| return err |
| } |
| |
| //isIgmpTrapDownstreamFlow return true if the flow is a downsteam IGMP trap-to-host flow; false otherwise |
| func isIgmpTrapDownstreamFlow(classifierInfo map[string]interface{}) bool { |
| if portType := IntfIDToPortTypeName(classifierInfo[InPort].(uint32)); portType == voltha.Port_ETHERNET_NNI { |
| if ethType, ok := classifierInfo[EthType]; ok { |
| if ethType.(uint32) == IPv4EthType { |
| if ipProto, ok := classifierInfo[IPProto]; ok { |
| if ipProto.(uint32) == IgmpProto { |
| return true |
| } |
| } |
| } |
| } |
| } |
| return false |
| } |
| |
| // RouteFlowToOnuChannel routes incoming flow to ONU specific channel |
| func (f *OpenOltFlowMgr) RouteFlowToOnuChannel(ctx context.Context, flow *voltha.OfpFlowStats, addFlow bool, flowMetadata *voltha.FlowMetadata) error { |
| // Step1 : Fill flowControlBlock |
| // Step2 : Push the flowControlBlock to ONU channel |
| // Step3 : Wait on response channel for response |
| // Step4 : Return error value |
| logger.Debugw(ctx, "process-flow", log.Fields{"flow": flow, "addFlow": addFlow}) |
| errChan := make(chan error) |
| flowCb := flowControlBlock{ |
| ctx: ctx, |
| addFlow: addFlow, |
| flow: flow, |
| flowMetadata: flowMetadata, |
| errChan: &errChan, |
| } |
| inPort, outPort := getPorts(flow) |
| var onuID uint32 |
| if inPort != InvalidPort && outPort != InvalidPort { |
| _, _, onuID, _ = ExtractAccessFromFlow(inPort, outPort) |
| } |
| // inPort or outPort is InvalidPort for trap-from-nni flows. |
| // In the that case onuID is 0 which is the reserved index for trap-from-nni flows in the f.incomingFlows slice |
| // Send the flowCb on the ONU flow channel |
| f.incomingFlows[onuID] <- flowCb |
| // Wait on the channel for flow handlers return value |
| err := <-errChan |
| logger.Debugw(ctx, "process-flow--received-resp", log.Fields{"flow": flow, "addFlow": addFlow, "err": err}) |
| return err |
| } |
| |
| // This routine is unique per ONU ID and blocks on flowControlBlock channel for incoming flows |
| // Each incoming flow is processed in a synchronous manner, i.e., the flow is processed to completion before picking another |
| func (f *OpenOltFlowMgr) perOnuFlowHandlerRoutine(subscriberFlowChannel chan flowControlBlock) { |
| for { |
| // block on the channel to receive an incoming flow |
| // process the flow completely before proceeding to handle the next flow |
| flowCb := <-subscriberFlowChannel |
| if flowCb.addFlow { |
| logger.Debugw(flowCb.ctx, "adding-flow", |
| log.Fields{"device-id": f.deviceHandler.device.Id, |
| "flowToAdd": flowCb.flow}) |
| err := f.AddFlow(flowCb.ctx, flowCb.flow, flowCb.flowMetadata) |
| // Pass the return value over the return channel |
| *flowCb.errChan <- err |
| } else { |
| logger.Debugw(flowCb.ctx, "removing-flow", |
| log.Fields{"device-id": f.deviceHandler.device.Id, |
| "flowToRemove": flowCb.flow}) |
| err := f.RemoveFlow(flowCb.ctx, flowCb.flow) |
| // Pass the return value over the return channel |
| *flowCb.errChan <- err |
| } |
| } |
| } |
| |
| // AddFlow add flow to device |
| // nolint: gocyclo |
| func (f *OpenOltFlowMgr) AddFlow(ctx context.Context, flow *ofp.OfpFlowStats, flowMetadata *voltha.FlowMetadata) error { |
| classifierInfo := make(map[string]interface{}) |
| actionInfo := make(map[string]interface{}) |
| var UsMeterID uint32 |
| var DsMeterID uint32 |
| |
| logger.Infow(ctx, "adding-flow", |
| log.Fields{ |
| "flow": flow, |
| "flowmetadata": flowMetadata}) |
| formulateClassifierInfoFromFlow(ctx, classifierInfo, flow) |
| |
| err := formulateActionInfoFromFlow(ctx, actionInfo, classifierInfo, flow) |
| if err != nil { |
| // Error logging is already done in the called function |
| // So just return in case of error |
| return err |
| } |
| |
| if flows.HasGroup(flow) { |
| // handle multicast flow |
| return f.handleFlowWithGroup(ctx, actionInfo, classifierInfo, flow) |
| } |
| |
| /* Controller bound trap flows */ |
| err = formulateControllerBoundTrapFlowInfo(ctx, actionInfo, classifierInfo, flow) |
| if err != nil { |
| // error if any, already logged in the called function |
| return err |
| } |
| |
| logger.Debugw(ctx, "flow-ports", |
| log.Fields{ |
| "classifierinfo_inport": classifierInfo[InPort], |
| "action_output": actionInfo[Output]}) |
| portNo, intfID, onuID, uniID := ExtractAccessFromFlow(classifierInfo[InPort].(uint32), actionInfo[Output].(uint32)) |
| |
| if ethType, ok := classifierInfo[EthType]; ok { |
| if ethType.(uint32) == LldpEthType { |
| logger.Info(ctx, "adding-lldp-flow") |
| return f.addLLDPFlow(ctx, flow, portNo) |
| } |
| if ethType.(uint32) == PPPoEDEthType { |
| if voltha.Port_ETHERNET_NNI == IntfIDToPortTypeName(classifierInfo[InPort].(uint32)) { |
| logger.Debug(ctx, "trap-pppoed-from-nni-flow") |
| return f.addTrapFlowOnNNI(ctx, flow, classifierInfo, portNo) |
| } |
| } |
| } |
| if ipProto, ok := classifierInfo[IPProto]; ok { |
| if ipProto.(uint32) == IPProtoDhcp { |
| if udpSrc, ok := classifierInfo[UDPSrc]; ok { |
| if udpSrc.(uint32) == uint32(67) || udpSrc.(uint32) == uint32(546) { |
| logger.Debug(ctx, "trap-dhcp-from-nni-flow") |
| return f.addTrapFlowOnNNI(ctx, flow, classifierInfo, portNo) |
| } |
| } |
| } |
| } |
| if isIgmpTrapDownstreamFlow(classifierInfo) { |
| logger.Debug(ctx, "trap-igmp-from-nni-flow") |
| return f.addIgmpTrapFlowOnNNI(ctx, flow, classifierInfo, portNo) |
| } |
| |
| f.resourceMgr.AddUniPortToOnuInfo(ctx, intfID, onuID, portNo) |
| |
| TpID, err := getTpIDFromFlow(ctx, flow) |
| if err != nil { |
| return olterrors.NewErrNotFound("tpid-for-flow", |
| log.Fields{ |
| "flow": flow, |
| "intf-id": IntfID, |
| "onu-id": onuID, |
| "uni-id": uniID}, err) |
| } |
| logger.Debugw(ctx, "tpid-for-this-subcriber", |
| log.Fields{ |
| "tp-id": TpID, |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID}) |
| if IsUpstream(actionInfo[Output].(uint32)) { |
| UsMeterID = flows.GetMeterIdFromFlow(flow) |
| logger.Debugw(ctx, "upstream-flow-meter-id", log.Fields{"us-meter-id": UsMeterID}) |
| } else { |
| DsMeterID = flows.GetMeterIdFromFlow(flow) |
| logger.Debugw(ctx, "downstream-flow-meter-id", log.Fields{"ds-meter-id": DsMeterID}) |
| |
| } |
| return f.processAddFlow(ctx, intfID, onuID, uniID, portNo, classifierInfo, actionInfo, flow, TpID, UsMeterID, DsMeterID, flowMetadata) |
| } |
| |
| // handleFlowWithGroup adds multicast flow to the device. |
| func (f *OpenOltFlowMgr) handleFlowWithGroup(ctx context.Context, actionInfo, classifierInfo map[string]interface{}, flow *ofp.OfpFlowStats) error { |
| classifierInfo[PacketTagType] = DoubleTag |
| logger.Debugw(ctx, "add-multicast-flow", log.Fields{ |
| "classifier-info": classifierInfo, |
| "actionInfo": actionInfo}) |
| |
| networkInterfaceID, err := f.getNNIInterfaceIDOfMulticastFlow(ctx, classifierInfo) |
| if err != nil { |
| return olterrors.NewErrNotFound("multicast-in-port", log.Fields{"classifier": classifierInfo}, err) |
| } |
| |
| delete(classifierInfo, EthType) |
| |
| onuID := NoneOnuID |
| uniID := NoneUniID |
| |
| if present := f.resourceMgr.IsFlowOnKvStore(ctx, networkInterfaceID, int32(onuID), int32(uniID), flow.Id); present { |
| logger.Infow(ctx, "multicast-flow-exists-not-re-adding", log.Fields{"classifier-info": classifierInfo}) |
| return nil |
| } |
| classifierProto, err := makeOpenOltClassifierField(classifierInfo) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"classifier": classifierInfo}, err) |
| } |
| groupID := actionInfo[GroupID].(uint32) |
| multicastFlow := openoltpb2.Flow{ |
| FlowId: flow.Id, |
| FlowType: Multicast, |
| NetworkIntfId: int32(networkInterfaceID), |
| GroupId: groupID, |
| Classifier: classifierProto, |
| Priority: int32(flow.Priority), |
| Cookie: flow.Cookie} |
| |
| if err := f.addFlowToDevice(ctx, flow, &multicastFlow); err != nil { |
| return olterrors.NewErrFlowOp("add", flow.Id, log.Fields{"flow": multicastFlow}, err) |
| } |
| logger.Info(ctx, "multicast-flow-added-to-device-successfully") |
| //get cached group |
| if group, _, err := f.grpMgr.getFlowGroupFromKVStore(ctx, groupID, true); err == nil { |
| //calling groupAdd to set group members after multicast flow creation |
| if err := f.grpMgr.ModifyGroup(ctx, group); err != nil { |
| return olterrors.NewErrGroupOp("modify", groupID, log.Fields{"group": group}, err) |
| } |
| //cached group can be removed now |
| if err := f.resourceMgr.RemoveFlowGroupFromKVStore(ctx, groupID, true); err != nil { |
| logger.Warnw(ctx, "failed-to-remove-flow-group", log.Fields{"group-id": groupID, "error": err}) |
| } |
| } |
| |
| flowInfo := rsrcMgr.FlowInfo{Flow: &multicastFlow} |
| if err = f.resourceMgr.UpdateFlowIDInfo(ctx, networkInterfaceID, int32(onuID), int32(uniID), flow.Id, flowInfo); err != nil { |
| return olterrors.NewErrPersistence("update", "flow", flow.Id, log.Fields{"flow": multicastFlow}, err) |
| } |
| return nil |
| } |
| |
| //getNNIInterfaceIDOfMulticastFlow returns associated NNI interface id of the inPort criterion if exists; returns the first NNI interface of the device otherwise |
| func (f *OpenOltFlowMgr) getNNIInterfaceIDOfMulticastFlow(ctx context.Context, classifierInfo map[string]interface{}) (uint32, error) { |
| if inPort, ok := classifierInfo[InPort]; ok { |
| nniInterfaceID, err := IntfIDFromNniPortNum(ctx, inPort.(uint32)) |
| if err != nil { |
| return 0, olterrors.NewErrInvalidValue(log.Fields{"nni-in-port-number": inPort}, err) |
| } |
| return nniInterfaceID, nil |
| } |
| // find the first NNI interface id of the device |
| nniPorts, e := f.resourceMgr.GetNNIFromKVStore(ctx) |
| if e == nil && len(nniPorts) > 0 { |
| return nniPorts[0], nil |
| } |
| return 0, olterrors.NewErrNotFound("nni-port", nil, e).Log() |
| } |
| |
| //sendTPDownloadMsgToChild send payload |
| func (f *OpenOltFlowMgr) sendTPDownloadMsgToChild(ctx context.Context, intfID uint32, onuID uint32, uniID uint32, uni string, TpID uint32) error { |
| |
| onuDev, err := f.getOnuDevice(ctx, intfID, onuID) |
| if err != nil { |
| logger.Errorw(ctx, "couldnt-find-onu-child-device", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID}) |
| return err |
| } |
| logger.Debugw(ctx, "got-child-device-from-olt-device-handler", log.Fields{"onu-id": onuDev.deviceID}) |
| |
| tpPath := f.getTPpath(ctx, intfID, uni, TpID) |
| tpDownloadMsg := &ic.InterAdapterTechProfileDownloadMessage{UniId: uniID, Path: tpPath} |
| logger.Debugw(ctx, "sending-load-tech-profile-request-to-brcm-onu-adapter", log.Fields{"tpDownloadMsg": *tpDownloadMsg}) |
| sendErr := f.deviceHandler.AdapterProxy.SendInterAdapterMessage(log.WithSpanFromContext(context.Background(), ctx), |
| tpDownloadMsg, |
| ic.InterAdapterMessageType_TECH_PROFILE_DOWNLOAD_REQUEST, |
| f.deviceHandler.openOLT.config.Topic, |
| onuDev.deviceType, |
| onuDev.deviceID, |
| onuDev.proxyDeviceID, "") |
| if sendErr != nil { |
| return olterrors.NewErrCommunication("send-techprofile-download-request", |
| log.Fields{ |
| "from-adapter": f.deviceHandler.openOLT.config.Topic, |
| "to-adapter": onuDev.deviceType, |
| "onu-id": onuDev.deviceID, |
| "proxyDeviceID": onuDev.proxyDeviceID}, sendErr) |
| } |
| logger.Infow(ctx, "success-sending-load-tech-profile-request-to-brcm-onu-adapter", log.Fields{"tpDownloadMsg": *tpDownloadMsg}) |
| return nil |
| } |
| |
| //UpdateOnuInfo function adds onu info to cache and kvstore |
| func (f *OpenOltFlowMgr) UpdateOnuInfo(ctx context.Context, intfID uint32, onuID uint32, serialNum string) error { |
| |
| f.onuGemInfoLock.Lock() |
| defer f.onuGemInfoLock.Unlock() |
| onugem := f.onuGemInfo |
| // If the ONU already exists in onuGemInfo list, nothing to do |
| for _, onu := range onugem { |
| if onu.OnuID == onuID && onu.SerialNumber == serialNum { |
| logger.Debugw(ctx, "onu-id-already-exists-in-cache", |
| log.Fields{"onuID": onuID, |
| "serialNum": serialNum}) |
| return nil |
| } |
| } |
| |
| onu := rsrcMgr.OnuGemInfo{OnuID: onuID, SerialNumber: serialNum, IntfID: intfID} |
| f.onuGemInfo = append(f.onuGemInfo, onu) |
| if err := f.resourceMgr.AddOnuGemInfo(ctx, intfID, onu); err != nil { |
| return err |
| } |
| logger.Infow(ctx, "updated-onuinfo", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "serial-num": serialNum, |
| "onu": onu, |
| "device-id": f.deviceHandler.device.Id}) |
| return nil |
| } |
| |
| //addGemPortToOnuInfoMap function adds GEMport to ONU map |
| func (f *OpenOltFlowMgr) addGemPortToOnuInfoMap(ctx context.Context, intfID uint32, onuID uint32, gemPort uint32) { |
| |
| f.onuGemInfoLock.Lock() |
| defer f.onuGemInfoLock.Unlock() |
| |
| logger.Infow(ctx, "adding-gem-to-onu-info-map", |
| log.Fields{ |
| "gem-port-id": gemPort, |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "device-id": f.deviceHandler.device.Id, |
| "onu-gem": f.onuGemInfo}) |
| onugem := f.onuGemInfo |
| // update the gem to the local cache as well as to kv strore |
| for idx, onu := range onugem { |
| if onu.OnuID == onuID { |
| // check if gem already exists , else update the cache and kvstore |
| for _, gem := range onu.GemPorts { |
| if gem == gemPort { |
| logger.Debugw(ctx, "gem-already-in-cache-no-need-to-update-cache-and-kv-store", |
| log.Fields{ |
| "gem": gemPort, |
| "device-id": f.deviceHandler.device.Id}) |
| return |
| } |
| } |
| onugem[idx].GemPorts = append(onugem[idx].GemPorts, gemPort) |
| f.onuGemInfo = onugem |
| break |
| } |
| } |
| err := f.resourceMgr.AddGemToOnuGemInfo(ctx, intfID, onuID, gemPort) |
| if err != nil { |
| logger.Errorw(ctx, "failed-to-add-gem-to-onu", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "gemPort": gemPort, |
| "device-id": f.deviceHandler.device.Id}) |
| return |
| } |
| logger.Infow(ctx, "gem-added-to-onu-info-map", |
| log.Fields{ |
| "gem-port-id": gemPort, |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "device-id": f.deviceHandler.device.Id, |
| "onu-gem": f.onuGemInfo}) |
| } |
| |
| //GetLogicalPortFromPacketIn function computes logical port UNI/NNI port from packet-in indication and returns the same |
| func (f *OpenOltFlowMgr) GetLogicalPortFromPacketIn(ctx context.Context, packetIn *openoltpb2.PacketIndication) (uint32, error) { |
| var logicalPortNum uint32 |
| var onuID, uniID uint32 |
| var err error |
| |
| if packetIn.IntfType == "pon" { |
| // packet indication does not have serial number , so sending as nil |
| // get onu and uni ids associated with the given pon and gem ports |
| if onuID, uniID, err = f.GetUniPortByPonPortGemPort(ctx, packetIn.IntfId, packetIn.GemportId); err != nil { |
| // Called method is returning error with all data populated; just return the same |
| return logicalPortNum, err |
| } |
| logger.Debugf(ctx, "retrieved ONU and UNI IDs [%d, %d] by interface:%d, gem:%d") |
| |
| if packetIn.PortNo != 0 { |
| logicalPortNum = packetIn.PortNo |
| } else { |
| logicalPortNum = MkUniPortNum(ctx, packetIn.IntfId, onuID, uniID) |
| } |
| // Store the gem port through which the packet_in came. Use the same gem port for packet_out |
| f.UpdateGemPortForPktIn(ctx, packetIn.IntfId, onuID, logicalPortNum, packetIn.GemportId, packetIn.Pkt) |
| } else if packetIn.IntfType == "nni" { |
| logicalPortNum = IntfIDToPortNo(packetIn.IntfId, voltha.Port_ETHERNET_NNI) |
| } |
| |
| if logger.V(log.DebugLevel) { |
| logger.Debugw(ctx, "retrieved-logicalport-from-packet-in", |
| log.Fields{ |
| "logical-port-num": logicalPortNum, |
| "intf-type": packetIn.IntfType, |
| "packet": hex.EncodeToString(packetIn.Pkt), |
| }) |
| } |
| return logicalPortNum, nil |
| } |
| |
| //GetUniPortByPonPortGemPort return onu and uni IDs associated with given pon and gem ports |
| func (f *OpenOltFlowMgr) GetUniPortByPonPortGemPort(ctx context.Context, intfID uint32, gemPortID uint32) (uint32, uint32, error) { |
| key := gemPortKey{ |
| intfID: intfID, |
| gemPort: gemPortID, |
| } |
| uniPortInfo, ok := f.fromGemToUniMap(key) //try to get from the cache first |
| if ok { |
| if len(uniPortInfo) > 1 { |
| //return onu ID and uni port from the cache |
| logger.Debugw(ctx, "found-uni-port-by-pon-and-gem-ports", |
| log.Fields{ |
| "intfID": intfID, |
| "gemPortID": gemPortID, |
| "onuID, uniID": uniPortInfo}) |
| return uniPortInfo[0], uniPortInfo[1], nil |
| } |
| } |
| //If uni port is not found in cache try to get it from kv store. if it is found in kv store, update the cache and return. |
| onuID, uniID, err := f.resourceMgr.GetUniPortByPonPortGemPortFromKVStore(ctx, intfID, gemPortID) |
| if err == nil { |
| f.toGemToUniMap(ctx, key, onuID, uniID) |
| logger.Infow(ctx, "found-uni-port-by-pon-and-gem-port-from-kv-store-and-updating-cache-with-uni-port", |
| log.Fields{ |
| "gemPortKey": key, |
| "onuID": onuID, |
| "uniID": uniID}) |
| return onuID, uniID, nil |
| } |
| return uint32(0), uint32(0), olterrors.NewErrNotFound("uni-id", |
| log.Fields{"interfaceID": intfID, "gemPortID": gemPortID}, |
| errors.New("no uni port found")) |
| } |
| |
| //GetPacketOutGemPortID returns gemPortId |
| func (f *OpenOltFlowMgr) GetPacketOutGemPortID(ctx context.Context, intfID uint32, onuID uint32, portNum uint32, packet []byte) (uint32, error) { |
| var gemPortID uint32 |
| |
| ctag, priority, err := getCTagFromPacket(ctx, packet) |
| if err != nil { |
| return 0, err |
| } |
| |
| pktInkey := rsrcMgr.PacketInInfoKey{IntfID: intfID, OnuID: onuID, LogicalPort: portNum, VlanID: ctag, Priority: priority} |
| var ok bool |
| f.packetInGemPortLock.RLock() |
| gemPortID, ok = f.packetInGemPort[pktInkey] |
| f.packetInGemPortLock.RUnlock() |
| if ok { |
| logger.Debugw(ctx, "found-gemport-for-pktin-key", |
| log.Fields{ |
| "pktinkey": pktInkey, |
| "gem": gemPortID}) |
| |
| return gemPortID, nil |
| } |
| //If gem is not found in cache try to get it from kv store, if found in kv store, update the cache and return. |
| gemPortID, err = f.resourceMgr.GetGemPortFromOnuPktIn(ctx, pktInkey) |
| if err == nil { |
| if gemPortID != 0 { |
| f.packetInGemPortLock.Lock() |
| f.packetInGemPort[pktInkey] = gemPortID |
| f.packetInGemPortLock.Unlock() |
| logger.Infow(ctx, "found-gem-port-from-kv-store-and-updating-cache-with-gemport", |
| log.Fields{ |
| "pktinkey": pktInkey, |
| "gem": gemPortID}) |
| return gemPortID, nil |
| } |
| } |
| return uint32(0), olterrors.NewErrNotFound("gem-port", |
| log.Fields{ |
| "pktinkey": pktInkey, |
| "gem": gemPortID}, err) |
| |
| } |
| |
| func (f *OpenOltFlowMgr) addTrapFlowOnNNI(ctx context.Context, logicalFlow *ofp.OfpFlowStats, classifier map[string]interface{}, portNo uint32) error { |
| logger.Debug(ctx, "adding-trap-of-nni-flow") |
| action := make(map[string]interface{}) |
| classifier[PacketTagType] = DoubleTag |
| action[TrapToHost] = true |
| /* We manage flowId resource pool on per PON port basis. |
| Since this situation is tricky, as a hack, we pass the NNI port |
| index (network_intf_id) as PON port Index for the flowId resource |
| pool. Also, there is no ONU Id available for trapping packets |
| on NNI port, use onu_id as -1 (invalid) |
| ****************** CAVEAT ******************* |
| This logic works if the NNI Port Id falls within the same valid |
| range of PON Port Ids. If this doesn't work for some OLT Vendor |
| we need to have a re-look at this. |
| ********************************************* |
| */ |
| onuID := -1 |
| uniID := -1 |
| gemPortID := -1 |
| allocID := -1 |
| networkInterfaceID, err := getNniIntfID(ctx, classifier, action) |
| if err != nil { |
| return olterrors.NewErrNotFound("nni-intreface-id", |
| log.Fields{ |
| "classifier": classifier, |
| "action": action}, |
| err) |
| } |
| |
| if present := f.resourceMgr.IsFlowOnKvStore(ctx, networkInterfaceID, int32(onuID), int32(uniID), logicalFlow.Id); present { |
| logger.Info(ctx, "flow-exists-not-re-adding") |
| return nil |
| } |
| |
| logger.Debugw(ctx, "creating-trap-of-nni-flow", |
| log.Fields{ |
| "classifier": classifier, |
| "action": action, |
| "flowId": logicalFlow.Id, |
| "intf-id": networkInterfaceID}) |
| |
| classifierProto, err := makeOpenOltClassifierField(classifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"classifier": classifier}, err) |
| } |
| logger.Debugw(ctx, "created-classifier-proto", log.Fields{"classifier": *classifierProto}) |
| actionProto, err := makeOpenOltActionField(action, classifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"action": action}, err) |
| } |
| logger.Debugw(ctx, "created-action-proto", log.Fields{"action": *actionProto}) |
| downstreamflow := openoltpb2.Flow{AccessIntfId: int32(-1), // AccessIntfId not required |
| OnuId: int32(onuID), // OnuId not required |
| UniId: int32(uniID), // UniId not used |
| FlowId: logicalFlow.Id, |
| FlowType: Downstream, |
| AllocId: int32(allocID), // AllocId not used |
| NetworkIntfId: int32(networkInterfaceID), |
| GemportId: int32(gemPortID), // GemportId not used |
| Classifier: classifierProto, |
| Action: actionProto, |
| Priority: int32(logicalFlow.Priority), |
| Cookie: logicalFlow.Cookie, |
| PortNo: portNo} |
| if err := f.addFlowToDevice(ctx, logicalFlow, &downstreamflow); err != nil { |
| return olterrors.NewErrFlowOp("add", logicalFlow.Id, log.Fields{"flow": downstreamflow}, err) |
| } |
| logger.Info(ctx, "trap-on-nni-flow-added–to-device-successfully") |
| flowInfo := rsrcMgr.FlowInfo{Flow: &downstreamflow} |
| if err := f.resourceMgr.UpdateFlowIDInfo(ctx, networkInterfaceID, int32(onuID), int32(uniID), logicalFlow.Id, flowInfo); err != nil { |
| return olterrors.NewErrPersistence("update", "flow", logicalFlow.Id, log.Fields{"flow": downstreamflow}, err) |
| } |
| return nil |
| } |
| |
| //getPacketTypeFromClassifiers finds and returns packet type of a flow by checking flow classifiers |
| func getPacketTypeFromClassifiers(classifierInfo map[string]interface{}) string { |
| var packetType string |
| ovid, ivid := false, false |
| if vlanID, ok := classifierInfo[VlanVid].(uint32); ok { |
| vid := vlanID & VlanvIDMask |
| if vid != ReservedVlan { |
| ovid = true |
| } |
| } |
| if metadata, ok := classifierInfo[Metadata].(uint64); ok { |
| vid := uint32(metadata) |
| if vid != ReservedVlan { |
| ivid = true |
| } |
| } |
| if ovid && ivid { |
| packetType = DoubleTag |
| } else if !ovid && !ivid { |
| packetType = Untagged |
| } else { |
| packetType = SingleTag |
| } |
| return packetType |
| } |
| |
| //addIgmpTrapFlowOnNNI adds a trap-to-host flow on NNI |
| func (f *OpenOltFlowMgr) addIgmpTrapFlowOnNNI(ctx context.Context, logicalFlow *ofp.OfpFlowStats, classifier map[string]interface{}, portNo uint32) error { |
| logger.Infow(ctx, "adding-igmp-trap-of-nni-flow", log.Fields{"classifier-info": classifier}) |
| action := make(map[string]interface{}) |
| classifier[PacketTagType] = getPacketTypeFromClassifiers(classifier) |
| action[TrapToHost] = true |
| /* We manage flowId resource pool on per PON port basis. |
| Since this situation is tricky, as a hack, we pass the NNI port |
| index (network_intf_id) as PON port Index for the flowId resource |
| pool. Also, there is no ONU Id available for trapping packets |
| on NNI port, use onu_id as -1 (invalid) |
| ****************** CAVEAT ******************* |
| This logic works if the NNI Port Id falls within the same valid |
| range of PON Port Ids. If this doesn't work for some OLT Vendor |
| we need to have a re-look at this. |
| ********************************************* |
| */ |
| onuID := -1 |
| uniID := -1 |
| gemPortID := -1 |
| allocID := -1 |
| networkInterfaceID, err := getNniIntfID(ctx, classifier, action) |
| if err != nil { |
| return olterrors.NewErrNotFound("nni-interface-id", log.Fields{ |
| "classifier": classifier, |
| "action": action}, |
| err) |
| } |
| if present := f.resourceMgr.IsFlowOnKvStore(ctx, networkInterfaceID, int32(onuID), int32(uniID), logicalFlow.Id); present { |
| logger.Info(ctx, "igmp-flow-exists-not-re-adding") |
| return nil |
| } |
| |
| classifierProto, err := makeOpenOltClassifierField(classifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"classifier": classifier}, err) |
| } |
| logger.Debugw(ctx, "created-classifier-proto-for-the-igmp-flow", log.Fields{"classifier": *classifierProto}) |
| actionProto, err := makeOpenOltActionField(action, classifier) |
| if err != nil { |
| return olterrors.NewErrInvalidValue(log.Fields{"action": action}, err) |
| } |
| logger.Debugw(ctx, "created-action-proto-for-the-igmp-flow", log.Fields{"action": *actionProto}) |
| downstreamflow := openoltpb2.Flow{AccessIntfId: int32(-1), // AccessIntfId not required |
| OnuId: int32(onuID), // OnuId not required |
| UniId: int32(uniID), // UniId not used |
| FlowId: logicalFlow.Id, |
| FlowType: Downstream, |
| AllocId: int32(allocID), // AllocId not used |
| NetworkIntfId: int32(networkInterfaceID), |
| GemportId: int32(gemPortID), // GemportId not used |
| Classifier: classifierProto, |
| Action: actionProto, |
| Priority: int32(logicalFlow.Priority), |
| Cookie: logicalFlow.Cookie, |
| PortNo: portNo} |
| if err := f.addFlowToDevice(ctx, logicalFlow, &downstreamflow); err != nil { |
| return olterrors.NewErrFlowOp("add", logicalFlow.Id, log.Fields{"flow": downstreamflow}, err) |
| } |
| logger.Info(ctx, "igmp-trap-on-nni-flow-added-to-device-successfully") |
| flowInfo := rsrcMgr.FlowInfo{Flow: &downstreamflow} |
| if err := f.resourceMgr.UpdateFlowIDInfo(ctx, networkInterfaceID, int32(onuID), int32(uniID), logicalFlow.Id, flowInfo); err != nil { |
| return olterrors.NewErrPersistence("update", "flow", logicalFlow.Id, log.Fields{"flow": downstreamflow}, err) |
| } |
| return nil |
| } |
| |
| func verifyMeterIDAndGetDirection(MeterID uint32, Dir tp_pb.Direction) (string, error) { |
| if MeterID == 0 { // This should never happen |
| return "", olterrors.NewErrInvalidValue(log.Fields{"meter-id": MeterID}, nil).Log() |
| } |
| if Dir == tp_pb.Direction_UPSTREAM { |
| return "upstream", nil |
| } else if Dir == tp_pb.Direction_DOWNSTREAM { |
| return "downstream", nil |
| } |
| return "", nil |
| } |
| |
| // nolint: gocyclo |
| func (f *OpenOltFlowMgr) checkAndAddFlow(ctx context.Context, args map[string]uint32, classifierInfo map[string]interface{}, |
| actionInfo map[string]interface{}, flow *ofp.OfpFlowStats, TpInst interface{}, gemPorts []uint32, |
| tpID uint32, uni string) { |
| var gemPortID uint32 |
| intfID := args[IntfID] |
| onuID := args[OnuID] |
| uniID := args[UniID] |
| portNo := args[PortNo] |
| allocID := args[AllocID] |
| pbitToGem := make(map[uint32]uint32) |
| gemToAes := make(map[uint32]bool) |
| |
| var attributes []tp.IGemPortAttribute |
| var direction = tp_pb.Direction_UPSTREAM |
| switch TpInst := TpInst.(type) { |
| case *tp.TechProfile: |
| if IsUpstream(actionInfo[Output].(uint32)) { |
| attributes = TpInst.UpstreamGemPortAttributeList |
| } else { |
| attributes = TpInst.DownstreamGemPortAttributeList |
| direction = tp_pb.Direction_DOWNSTREAM |
| } |
| default: |
| logger.Errorw(ctx, "unsupported-tech", log.Fields{"tpInst": TpInst}) |
| return |
| } |
| |
| if len(gemPorts) == 1 { |
| // If there is only single gemport use that and do not populate pbitToGem map |
| gemPortID = gemPorts[0] |
| gemToAes[gemPortID], _ = strconv.ParseBool(attributes[0].AesEncryption) |
| } else if pcp, ok := classifierInfo[VlanPcp]; !ok { |
| for idx, gemID := range gemPorts { |
| pBitMap := attributes[idx].PbitMap |
| // Trim the bitMapPrefix form the binary string and then iterate each character in the binary string. |
| // If the character is set to pbit1, extract the pcp value from the position of this character in the string. |
| // Update the pbitToGem map with key being the pcp bit and the value being the gemPortID that consumes |
| // this pcp bit traffic. |
| for pos, pbitSet := range strings.TrimPrefix(pBitMap, bitMapPrefix) { |
| if pbitSet == pbit1 { |
| pcp := uint32(len(strings.TrimPrefix(pBitMap, bitMapPrefix))) - 1 - uint32(pos) |
| pbitToGem[pcp] = gemID |
| gemToAes[gemID], _ = strconv.ParseBool(attributes[idx].AesEncryption) |
| } |
| } |
| } |
| } else { // Extract the exact gemport which maps to the PCP classifier in the flow |
| if gem := f.techprofile[intfID].GetGemportForPbit(ctx, TpInst, direction, pcp.(uint32)); gem != nil { |
| gemPortID = gem.(tp.IGemPortAttribute).GemportID |
| gemToAes[gemPortID], _ = strconv.ParseBool(gem.(tp.IGemPortAttribute).AesEncryption) |
| } |
| } |
| |
| flowContext := &flowContext{intfID, onuID, uniID, portNo, classifierInfo, actionInfo, |
| flow, allocID, gemPortID, tpID, pbitToGem, gemToAes} |
| |
| if ipProto, ok := classifierInfo[IPProto]; ok { |
| if ipProto.(uint32) == IPProtoDhcp { |
| logger.Infow(ctx, "adding-dhcp-flow", log.Fields{ |
| "tp-id": tpID, |
| "alloc-id": allocID, |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| }) |
| //Adding DHCP upstream flow |
| if err := f.addDHCPTrapFlow(ctx, flowContext); err != nil { |
| logger.Warn(ctx, err) |
| } |
| |
| } else if ipProto.(uint32) == IgmpProto { |
| logger.Infow(ctx, "adding-us-igmp-flow", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "classifier-info:": classifierInfo}) |
| if err := f.addIGMPTrapFlow(ctx, flowContext); err != nil { |
| logger.Warn(ctx, err) |
| } |
| } else { |
| logger.Errorw(ctx, "invalid-classifier-to-handle", log.Fields{"classifier": classifierInfo, "action": actionInfo}) |
| return |
| } |
| } else if ethType, ok := classifierInfo[EthType]; ok { |
| if ethType.(uint32) == EapEthType { |
| logger.Infow(ctx, "adding-eapol-flow", log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "ethType": ethType, |
| }) |
| var vlanID uint32 |
| if val, ok := classifierInfo[VlanVid]; ok { |
| vlanID = (val.(uint32)) & VlanvIDMask |
| } else { |
| vlanID = DefaultMgmtVlan |
| } |
| if err := f.addEthTypeBasedFlow(ctx, flowContext, vlanID, ethType.(uint32)); err != nil { |
| logger.Warn(ctx, err) |
| } |
| } else if ethType.(uint32) == PPPoEDEthType { |
| logger.Infow(ctx, "adding-pppoed-flow", log.Fields{ |
| "tp-id": tpID, |
| "alloc-id": allocID, |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| }) |
| //Adding PPPOED upstream flow |
| if err := f.addUpstreamTrapFlow(ctx, flowContext); err != nil { |
| logger.Warn(ctx, err) |
| } |
| } |
| } else if direction == tp_pb.Direction_UPSTREAM { |
| logger.Infow(ctx, "adding-upstream-data-rule", log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| }) |
| //Adding HSIA upstream flow |
| if err := f.addUpstreamDataPathFlow(ctx, flowContext); err != nil { |
| logger.Warn(ctx, err) |
| } |
| } else if direction == tp_pb.Direction_DOWNSTREAM { |
| logger.Infow(ctx, "adding-downstream-data-rule", log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| }) |
| //Adding HSIA downstream flow |
| if err := f.addDownstreamDataPathFlow(ctx, flowContext); err != nil { |
| logger.Warn(ctx, err) |
| } |
| } else { |
| logger.Errorw(ctx, "invalid-flow-type-to-handle", |
| log.Fields{ |
| "intf-id": intfID, |
| "onu-id": onuID, |
| "uni-id": uniID, |
| "classifier": classifierInfo, |
| "action": actionInfo, |
| "flow": flow}) |
| return |
| } |
| // Send Techprofile download event to child device in go routine as it takes time |
| go func() { |
| if err := f.sendTPDownloadMsgToChild(ctx, intfID, onuID, uniID, uni, tpID); err != nil { |
| logger.Warn(ctx, err) |
| } |
| }() |
| } |
| |
| func (f *OpenOltFlowMgr) isGemPortUsedByAnotherFlow(gemPortID uint32) bool { |
| f.flowsUsedByGemPortKey.RLock() |
| flowIDList := f.flowsUsedByGemPort[gemPortID] |
| f.flowsUsedByGemPortKey.RUnlock() |
| return len(flowIDList) > 1 |
| |
| } |
| |
| func (f *OpenOltFlowMgr) isTechProfileUsedByAnotherGem(ctx context.Context, ponIntf uint32, onuID uint32, uniID uint32, tpID uint32, tpInst *tp.TechProfile, gemPortID uint32) (bool, uint32) { |
| currentGemPorts := f.resourceMgr.GetCurrentGEMPortIDsForOnu(ctx, ponIntf, onuID, uniID) |
| tpGemPorts := tpInst.UpstreamGemPortAttributeList |
| for _, currentGemPort := range currentGemPorts { |
| for _, tpGemPort := range tpGemPorts { |
| if (currentGemPort == tpGemPort.GemportID) && (currentGemPort != gemPortID) { |
| return true, currentGemPort |
| } |
| } |
| } |
| if tpInst.InstanceCtrl.Onu == "single-instance" { |
| // The TP information for the given TP ID, PON ID, ONU ID, UNI ID should be removed. |
| if err := f.resourceMgr.RemoveTechProfileIDForOnu(ctx, ponIntf, onuID, uniID, tpID); err != nil { |
| logger.Warn(ctx, err) |
| } |
| if err := f.DeleteTechProfileInstance(ctx, ponIntf, onuID, uniID, "", tpID); err != nil { |
| logger.Warn(ctx, err) |
| } |
| |
| // Although we cleaned up TP Instance for the given (PON ID, ONU ID, UNI ID), the TP might |
| // still be used on other uni ports. |
| // So, we need to check and make sure that no other gem port is referring to the given TP ID |
| // on any other uni port. |
| tpInstances := f.techprofile[ponIntf].FindAllTpInstances(ctx, tpID, ponIntf, onuID).([]tp.TechProfile) |
| logger.Debugw(ctx, "got-single-instance-tp-instances", log.Fields{"tp-instances": tpInstances}) |
| for i := 0; i < len(tpInstances); i++ { |
| tpI := tpInstances[i] |
| tpGemPorts := tpI.UpstreamGemPortAttributeList |
| for _, tpGemPort := range tpGemPorts { |
| if tpGemPort.GemportID != gemPortID { |
| logger.Debugw(ctx, "single-instance-tp-is-in-use-by-gem", log.Fields{"gemPort": tpGemPort.GemportID}) |
| return true, tpGemPort.GemportID |
| } |
| } |
| } |
| } |
| logger.Debug(ctx, "tech-profile-is-not-in-use-by-any-gem") |
| return false, 0 |
| } |
| |
| func formulateClassifierInfoFromFlow(ctx context.Context, classifierInfo map[string]interface{}, flow *ofp.OfpFlowStats) { |
| for _, field := range flows.GetOfbFields(flow) { |
| if field.Type == flows.ETH_TYPE { |
| classifierInfo[EthType] = field.GetEthType() |
| logger.Debug(ctx, "field-type-eth-type", log.Fields{"classifierInfo[ETH_TYPE]": classifierInfo[EthType].(uint32)}) |
| } else if field.Type == flows.ETH_DST { |
| classifierInfo[EthDst] = field.GetEthDst() |
| logger.Debug(ctx, "field-type-eth-type", log.Fields{"classifierInfo[ETH_DST]": classifierInfo[EthDst].([]uint8)}) |
| } else if field.Type == flows.IP_PROTO { |
| classifierInfo[IPProto] = field.GetIpProto() |
| logger.Debug(ctx, "field-type-ip-proto", log.Fields{"classifierInfo[IP_PROTO]": classifierInfo[IPProto].(uint32)}) |
| } else if field.Type == flows.IN_PORT { |
| classifierInfo[InPort] = field.GetPort() |
| logger.Debug(ctx, "field-type-in-port", log.Fields{"classifierInfo[IN_PORT]": classifierInfo[InPort].(uint32)}) |
| } else if field.Type == flows.VLAN_VID { |
| classifierInfo[VlanVid] = field.GetVlanVid() & 0xfff |
| logger.Debug(ctx, "field-type-vlan-vid", log.Fields{"classifierInfo[VLAN_VID]": classifierInfo[VlanVid].(uint32)}) |
| } else if field.Type == flows.VLAN_PCP { |
| classifierInfo[VlanPcp] = field.GetVlanPcp() |
| logger.Debug(ctx, "field-type-vlan-pcp", log.Fields{"classifierInfo[VLAN_PCP]": classifierInfo[VlanPcp].(uint32)}) |
| } else if field.Type == flows.UDP_DST { |
| classifierInfo[UDPDst] = field.GetUdpDst() |
| logger.Debug(ctx, "field-type-udp-dst", log.Fields{"classifierInfo[UDP_DST]": classifierInfo[UDPDst].(uint32)}) |
| } else if field.Type == flows.UDP_SRC { |
| classifierInfo[UDPSrc] = field.GetUdpSrc() |
| logger.Debug(ctx, "field-type-udp-src", log.Fields{"classifierInfo[UDP_SRC]": classifierInfo[UDPSrc].(uint32)}) |
| } else if field.Type == flows.IPV4_DST { |
| classifierInfo[Ipv4Dst] = field.GetIpv4Dst() |
| logger.Debug(ctx, "field-type-ipv4-dst", log.Fields{"classifierInfo[IPV4_DST]": classifierInfo[Ipv4Dst].(uint32)}) |
| } else if field.Type == flows.IPV4_SRC { |
| classifierInfo[Ipv4Src] = field.GetIpv4Src() |
| logger.Debug(ctx, "field-type-ipv4-src", log.Fields{"classifierInfo[IPV4_SRC]": classifierInfo[Ipv4Src].(uint32)}) |
| } else if field.Type == flows.METADATA { |
| classifierInfo[Metadata] = field.GetTableMetadata() |
| logger.Debug(ctx, "field-type-metadata", log.Fields{"classifierInfo[Metadata]": classifierInfo[Metadata].(uint64)}) |
| } else if field.Type == flows.TUNNEL_ID { |
| classifierInfo[TunnelID] = field.GetTunnelId() |
| logger.Debug(ctx, "field-type-tunnelId", log.Fields{"classifierInfo[TUNNEL_ID]": classifierInfo[TunnelID].(uint64)}) |
| } else { |
| logger.Errorw(ctx, "un-supported-field-type", log.Fields{"type": field.Type}) |
| return |
| } |
| } |
| } |
| |
| func formulateActionInfoFromFlow(ctx context.Context, actionInfo, classifierInfo map[string]interface{}, flow *ofp.OfpFlowStats) error { |
| for _, action := range flows.GetActions(flow) { |
| if action.Type == flows.OUTPUT { |
| if out := action.GetOutput(); out != nil { |
| actionInfo[Output] = out.GetPort() |
| logger.Debugw(ctx, "action-type-output", log.Fields{"out-port": actionInfo[Output].(uint32)}) |
| } else { |
| return olterrors.NewErrInvalidValue(log.Fields{"output-port": nil}, nil) |
| } |
| } else if action.Type == flows.POP_VLAN { |
| actionInfo[PopVlan] = true |
| logger.Debugw(ctx, "action-type-pop-vlan", log.Fields{"in_port": classifierInfo[InPort].(uint32)}) |
| } else if action.Type == flows.PUSH_VLAN { |
| if out := action.GetPush(); out != nil { |
| if tpid := out.GetEthertype(); tpid != 0x8100 { |
| logger.Errorw(ctx, "invalid ethertype in push action", log.Fields{"ethertype": actionInfo[PushVlan].(int32)}) |
| } else { |
| actionInfo[PushVlan] = true |
| actionInfo[TPID] = tpid |
| logger.Debugw(ctx, "action-type-push-vlan", |
| log.Fields{ |
| "push-tpid": actionInfo[TPID].(uint32), |
| "in-port": classifierInfo[InPort].(uint32)}) |
| } |
| } |
| } else if action.Type == flows.SET_FIELD { |
| if out := action.GetSetField(); out != nil { |
| if field := out.GetField(); field != nil { |
| if ofClass := field.GetOxmClass(); ofClass != ofp.OfpOxmClass_OFPXMC_OPENFLOW_BASIC { |
| return olterrors.NewErrInvalidValue(log.Fields{"openflow-class": ofClass}, nil) |
| } |
| /*logger.Debugw(ctx, "action-type-set-field",log.Fields{"field": field, "in_port": classifierInfo[IN_PORT].(uint32)})*/ |
| formulateSetFieldActionInfoFromFlow(ctx, field, actionInfo) |
| } |
| } |
| } else if action.Type == flows.GROUP { |
| formulateGroupActionInfoFromFlow(ctx, action, actionInfo) |
| } else { |
| return olterrors.NewErrInvalidValue(log.Fields{"action-type": action.Type}, nil) |
| } |
| } |
| return nil |
| } |
| |
| func formulateSetFieldActionInfoFromFlow(ctx context.Context, field *ofp.OfpOxmField, actionInfo map[string]interface{}) { |
| if ofbField := field.GetOfbField(); ofbField != nil { |
| fieldtype := ofbField.GetType() |
| if fieldtype == ofp.OxmOfbFieldTypes_OFPXMT_OFB_VLAN_VID { |
| if vlan := ofbField.GetVlanVid(); vlan != 0 { |
| actionInfo[VlanVid] = vlan & 0xfff |
| logger.Debugw(ctx, "action-set-vlan-vid", log.Fields{"actionInfo[VLAN_VID]": actionInfo[VlanVid].(uint32)}) |
| } else { |
| logger.Error(ctx, "no-invalid-vlan-id-in-set-vlan-vid-action") |
| } |
| } else if fieldtype == ofp.OxmOfbFieldTypes_OFPXMT_OFB_VLAN_PCP { |
| pcp := ofbField.GetVlanPcp() |
| actionInfo[VlanPcp] = pcp |
| logger.Debugw(ctx, "action-set-vlan-pcp", log.Fields{"actionInfo[VLAN_PCP]": actionInfo[VlanPcp].(uint32)}) |
| } else { |
| logger.Errorw(ctx, "unsupported-action-set-field-type", log.Fields{"type": fieldtype}) |
| } |
| } |
| } |
| |
| func formulateGroupActionInfoFromFlow(ctx context.Context, action *ofp.OfpAction, actionInfo map[string]interface{}) { |
| if action.GetGroup() == nil { |
| logger.Warn(ctx, "no-group-entry-found-in-the-group-action") |
| } else { |
| actionInfo[GroupID] = action.GetGroup().GroupId |
| logger.Debugw(ctx, "action-group-id", log.Fields{"actionInfo[GroupID]": actionInfo[GroupID].(uint32)}) |
| } |
| } |
| |
| func formulateControllerBoundTrapFlowInfo(ctx context.Context, actionInfo, classifierInfo map[string]interface{}, flow *ofp.OfpFlowStats) error { |
| if isControllerFlow := IsControllerBoundFlow(actionInfo[Output].(uint32)); isControllerFlow { |
| logger.Debug(ctx, "controller-bound-trap-flows--getting-inport-from-tunnelid") |
| /* Get UNI port/ IN Port from tunnel ID field for upstream controller bound flows */ |
| if portType := IntfIDToPortTypeName(classifierInfo[InPort].(uint32)); portType == voltha.Port_PON_OLT { |
| if uniPort := flows.GetChildPortFromTunnelId(flow); uniPort != 0 { |
| classifierInfo[InPort] = uniPort |
| logger.Debugw(ctx, "upstream-pon-to-controller-flow--inport-in-tunnelid", |
| log.Fields{ |
| "newinport": classifierInfo[InPort].(uint32), |
| "outport": actionInfo[Output].(uint32)}) |
| } else { |
| return olterrors.NewErrNotFound("child-in-port", |
| log.Fields{ |
| "reason": "upstream-pon-to-controller-flow--no-inport-in-tunnelid", |
| "flow": flow}, nil) |
| } |
| } |
| } else { |
| logger.Debug(ctx, "non-controller-flows--getting-uniport-from-tunnelid") |
| // Downstream flow from NNI to PON port , Use tunnel ID as new OUT port / UNI port |
| if portType := IntfIDToPortTypeName(actionInfo[Output].(uint32)); portType == voltha.Port_PON_OLT { |
| if uniPort := flows.GetChildPortFromTunnelId(flow); uniPort != 0 { |
| actionInfo[Output] = uniPort |
| logger.Debugw(ctx, "downstream-nni-to-pon-port-flow, outport-in-tunnelid", |
| log.Fields{ |
| "newoutport": actionInfo[Output].(uint32), |
| "outport": actionInfo[Output].(uint32)}) |
| } else { |
| return olterrors.NewErrNotFound("out-port", |
| log.Fields{ |
| "reason": "downstream-nni-to-pon-port-flow--no-outport-in-tunnelid", |
| "flow": flow}, nil) |
| } |
| // Upstream flow from PON to NNI port , Use tunnel ID as new IN port / UNI port |
| } else if portType := IntfIDToPortTypeName(classifierInfo[InPort].(uint32)); portType == voltha.Port_PON_OLT { |
| if uniPort := flows.GetChildPortFromTunnelId(flow); uniPort != 0 { |
| classifierInfo[InPort] = uniPort |
| logger.Debugw(ctx, "upstream-pon-to-nni-port-flow, inport-in-tunnelid", |
| log.Fields{ |
| "newinport": actionInfo[Output].(uint32), |
| "outport": actionInfo[Output].(uint32)}) |
| } else { |
| return olterrors.NewErrNotFound("nni-port", |
| log.Fields{ |
| "reason": "upstream-pon-to-nni-port-flow--no-inport-in-tunnelid", |
| "in-port": classifierInfo[InPort].(uint32), |
| "out-port": actionInfo[Output].(uint32), |
| "flow": flow}, nil) |
| } |
| } |
| } |
| return nil |
| } |
| |
| func getTpIDFromFlow(ctx context.Context, flow *ofp.OfpFlowStats) (uint32, error) { |
| /* Metadata 8 bytes: |
| Most Significant 2 Bytes = Inner VLAN |
| Next 2 Bytes = Tech Profile ID(TPID) |
| Least Significant 4 Bytes = Port ID |
| Flow Metadata carries Tech-Profile (TP) ID and is mandatory in all |
| subscriber related flows. |
| */ |
| metadata := flows.GetMetadataFromWriteMetadataAction(ctx, flow) |
| if metadata == 0 { |
| return 0, olterrors.NewErrNotFound("metadata", log.Fields{"flow": flow}, nil) |
| } |
| TpID := flows.GetTechProfileIDFromWriteMetaData(ctx, metadata) |
| return uint32(TpID), nil |
| } |
| |
| func appendUnique64bit(slice []uint64, item uint64) []uint64 { |
| for _, sliceElement := range slice { |
| if sliceElement == item { |
| return slice |
| } |
| } |
| return append(slice, item) |
| } |
| |
| func appendUnique32bit(slice []uint32, item uint32) []uint32 { |
| for _, sliceElement := range slice { |
| if sliceElement == item { |
| return slice |
| } |
| } |
| return append(slice, item) |
| } |
| |
| // getNniIntfID gets nni intf id from the flow classifier/action |
| func getNniIntfID(ctx context.Context, classifier map[string]interface{}, action map[string]interface{}) (uint32, error) { |
| |
| portType := IntfIDToPortTypeName(classifier[InPort].(uint32)) |
| if portType == voltha.Port_PON_OLT { |
| intfID, err := IntfIDFromNniPortNum(ctx, action[Output].(uint32)) |
| if err != nil { |
| logger.Debugw(ctx, "invalid-action-port-number", |
| log.Fields{ |
| "port-number": action[Output].(uint32), |
| "error": err}) |
| return uint32(0), err |
| } |
| logger.Infow(ctx, "output-nni-intfId-is", log.Fields{"intf-id": intfID}) |
| return intfID, nil |
| } else if portType == voltha.Port_ETHERNET_NNI { |
| intfID, err := IntfIDFromNniPortNum(ctx, classifier[InPort].(uint32)) |
| if err != nil { |
| logger.Debugw(ctx, "invalid-classifier-port-number", |
| log.Fields{ |
| "port-number": action[Output].(uint32), |
| "error": err}) |
| return uint32(0), err |
| } |
| logger.Infow(ctx, "input-nni-intfId-is", log.Fields{"intf-id": intfID}) |
| return intfID, nil |
| } |
| return uint32(0), nil |
| } |
| |
| // UpdateGemPortForPktIn updates gemport for packet-in in to the cache and to the kv store as well. |
| func (f *OpenOltFlowMgr) UpdateGemPortForPktIn(ctx context.Context, intfID uint32, onuID uint32, logicalPort uint32, gemPort uint32, pkt []byte) { |
| cTag, priority, err := getCTagFromPacket(ctx, pkt) |
| if err != nil { |
| logger.Errorw(ctx, "unable-to-update-gem-port-for-packet-in", |
| log.Fields{"intfID": intfID, "onuID": onuID, "logicalPort": logicalPort, "gemPort": gemPort, "err": err}) |
| return |
| } |
| pktInkey := rsrcMgr.PacketInInfoKey{IntfID: intfID, OnuID: onuID, LogicalPort: logicalPort, VlanID: cTag, Priority: priority} |
| |
| f.packetInGemPortLock.RLock() |
| lookupGemPort, ok := f.packetInGemPort[pktInkey] |
| f.packetInGemPortLock.RUnlock() |
| |
| if ok { |
| if lookupGemPort == gemPort { |
| logger.Infow(ctx, "pktin-key/value-found-in-cache--no-need-to-update-kv--assume-both-in-sync", |
| log.Fields{ |
| "pktinkey": pktInkey, |
| "gem": gemPort}) |
| return |
| } |
| } |
| f.packetInGemPortLock.Lock() |
| f.packetInGemPort[pktInkey] = gemPort |
| f.packetInGemPortLock.Unlock() |
| |
| f.resourceMgr.UpdateGemPortForPktIn(ctx, pktInkey, gemPort) |
| logger.Infow(ctx, "pktin-key-not-found-in-local-cache-value-is-different--updating-cache-and-kv-store", |
| log.Fields{ |
| "pktinkey": pktInkey, |
| "gem": gemPort}) |
| } |
| |
| //getCTagFromPacket retrieves and returns c-tag and priority value from a packet. |
| func getCTagFromPacket(ctx context.Context, packet []byte) (uint16, uint8, error) { |
| if packet == nil || len(packet) < 18 { |
| logger.Error(ctx, "unable-get-c-tag-from-the-packet--invalid-packet-length ") |
| return 0, 0, errors.New("invalid packet length") |
| } |
| outerEthType := (uint16(packet[12]) << 8) | uint16(packet[13]) |
| innerEthType := (uint16(packet[16]) << 8) | uint16(packet[17]) |
| |
| var index int8 |
| if outerEthType == 0x8100 { |
| if innerEthType == 0x8100 { |
| // q-in-q 802.1ad or 802.1q double tagged packet. |
| // get the inner vlanId |
| index = 18 |
| } else { |
| index = 14 |
| } |
| priority := (packet[index] >> 5) & 0x7 |
| //13 bits composes vlanId value |
| vlan := ((uint16(packet[index]) << 8) & 0x0fff) | uint16(packet[index+1]) |
| return vlan, priority, nil |
| } |
| logger.Debugf(ctx, "No vlanId found in the packet. Returning zero as c-tag") |
| return 0, 0, nil |
| } |
| |
| // AddUniPortToOnuInfo adds uni port to the onugem info both in cache and kvstore. |
| func (f *OpenOltFlowMgr) AddUniPortToOnuInfo(ctx context.Context, intfID uint32, onuID uint32, portNum uint32) { |
| |
| f.onuGemInfoLock.Lock() |
| defer f.onuGemInfoLock.Unlock() |
| |
| onugem := f.onuGemInfo |
| for idx, onu := range onugem { |
| if onu.OnuID == onuID { |
| for _, uni := range onu.UniPorts { |
| if uni == portNum { |
| logger.Infow(ctx, "uni-already-in-cache--no-need-to-update-cache-and-kv-store", log.Fields{"uni": portNum}) |
| return |
| } |
| } |
| onugem[idx].UniPorts = append(onugem[idx].UniPorts, portNum) |
| f.onuGemInfo = onugem |
| } |
| } |
| f.resourceMgr.AddUniPortToOnuInfo(ctx, intfID, onuID, portNum) |
| |
| } |
| |
| func (f *OpenOltFlowMgr) loadFlowIDlistForGem(ctx context.Context, intf uint32) { |
| flowIDsList, err := f.resourceMgr.GetFlowIDsGemMapForInterface(ctx, intf) |
| if err != nil { |
| logger.Error(ctx, "failed-to-get-flowid-list-per-gem", log.Fields{"intf": intf}) |
| return |
| } |
| f.flowsUsedByGemPortKey.Lock() |
| for gem, FlowIDs := range flowIDsList { |
| f.flowsUsedByGemPort[gem] = FlowIDs |
| } |
| f.flowsUsedByGemPortKey.Unlock() |
| } |
| |
| //clearMulticastFlowFromResourceManager removes a multicast flow from the KV store and |
| // clears resources reserved for this multicast flow |
| func (f *OpenOltFlowMgr) clearMulticastFlowFromResourceManager(ctx context.Context, flow *ofp.OfpFlowStats) error { |
| classifierInfo := make(map[string]interface{}) |
| var flowInfo *rsrcMgr.FlowInfo |
| formulateClassifierInfoFromFlow(ctx, classifierInfo, flow) |
| networkInterfaceID, err := f.getNNIInterfaceIDOfMulticastFlow(ctx, classifierInfo) |
| |
| if err != nil { |
| logger.Warnw(ctx, "no-inport-found--cannot-release-resources-of-the-multicast-flow", log.Fields{"flowId:": flow.Id}) |
| return err |
| } |
| |
| var onuID = int32(NoneOnuID) |
| var uniID = int32(NoneUniID) |
| if flowInfo = f.resourceMgr.GetFlowIDInfo(ctx, networkInterfaceID, onuID, uniID, flow.Id); flowInfo == nil { |
| return olterrors.NewErrPersistence("remove", "flow", flow.Id, |
| log.Fields{ |
| "flow": flow, |
| "device-id": f.deviceHandler.device.Id, |
| "intf-id": networkInterfaceID, |
| "onu-id": onuID}, err).Log() |
| } |
| removeFlowMessage := openoltpb2.Flow{FlowId: flow.Id, FlowType: flowInfo.Flow.FlowType} |
| logger.Debugw(ctx, "multicast-flow-to-be-deleted", |
| log.Fields{ |
| "flow": flowInfo.Flow, |
| "flow-id": flow.Id, |
| "device-id": f.deviceHandler.device.Id}) |
| // Remove from device |
| if err := f.removeFlowFromDevice(ctx, &removeFlowMessage, flow.Id); err != nil { |
| // DKB |
| logger.Errorw(ctx, "failed-to-remove-multicast-flow", |
| log.Fields{ |
| "flow-id": flow.Id, |
| "error": err}) |
| return err |
| } |
| // Remove flow from KV store |
| return f.resourceMgr.RemoveFlowIDInfo(ctx, networkInterfaceID, onuID, uniID, flow.Id) |
| } |
| |
| // reconcileSubscriberDataPathFlowIDMap reconciles subscriberDataPathFlowIDMap from KV store |
| func (f *OpenOltFlowMgr) reconcileSubscriberDataPathFlowIDMap(ctx context.Context) { |
| onuGemInfo, err := f.resourceMgr.GetOnuGemInfo(ctx, f.ponPortIdx) |
| if err != nil { |
| _ = olterrors.NewErrNotFound("onu", log.Fields{ |
| "pon-port": f.ponPortIdx}, err).Log() |
| return |
| } |
| |
| f.subscriberDataPathFlowIDMapLock.Lock() |
| defer f.subscriberDataPathFlowIDMapLock.Unlock() |
| |
| for _, onu := range onuGemInfo { |
| for _, uniID := range onu.UniPorts { |
| flowIDs, err := f.resourceMgr.GetCurrentFlowIDsForOnu(ctx, onu.IntfID, int32(onu.OnuID), int32(uniID)) |
| if err != nil { |
| logger.Fatalf(ctx, "failed-to-read-flow-ids-of-onu-during-reconciliation") |
| } |
| for _, flowID := range flowIDs { |
| flowInfo := f.resourceMgr.GetFlowIDInfo(ctx, onu.IntfID, int32(onu.OnuID), int32(uniID), flowID) |
| if flowInfo == nil { |
| // Error is already logged in the called function |
| continue |
| } |
| if flowInfo.Flow.Classifier.PktTagType == DoubleTag && |
| flowInfo.Flow.FlowType == Downstream && |
| flowInfo.Flow.Classifier.OVid > 0 && |
| flowInfo.Flow.TechProfileId > 0 { |
| key := subscriberDataPathFlowIDKey{intfID: onu.IntfID, onuID: onu.OnuID, uniID: uniID, direction: flowInfo.Flow.FlowType, tpID: flowInfo.Flow.TechProfileId} |
| if _, ok := f.subscriberDataPathFlowIDMap[key]; !ok { |
| f.subscriberDataPathFlowIDMap[key] = flowInfo.Flow.FlowId |
| } |
| } else if flowInfo.Flow.Classifier.PktTagType == SingleTag && |
| flowInfo.Flow.FlowType == Upstream && |
| flowInfo.Flow.Action.OVid > 0 && |
| flowInfo.Flow.TechProfileId > 0 { |
| key := subscriberDataPathFlowIDKey{intfID: onu.IntfID, onuID: onu.OnuID, uniID: uniID, direction: flowInfo.Flow.FlowType, tpID: flowInfo.Flow.TechProfileId} |
| if _, ok := f.subscriberDataPathFlowIDMap[key]; !ok { |
| f.subscriberDataPathFlowIDMap[key] = flowInfo.Flow.FlowId |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| // isDatapathFlow declares a flow as datapath flow if it is not a controller bound flow and the flow does not have group |
| func isDatapathFlow(flow *ofp.OfpFlowStats) bool { |
| return !IsControllerBoundFlow(flows.GetOutPort(flow)) && !flows.HasGroup(flow) |
| } |