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/*
* Copyright 2020-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 adaptercoreonu provides the utility for onu devices, flows and statistics
package adaptercoreonu
import (
"context"
"errors"
"strconv"
"time"
"github.com/cevaris/ordered_map"
"github.com/looplab/fsm"
"github.com/opencord/omci-lib-go"
me "github.com/opencord/omci-lib-go/generated"
"github.com/opencord/voltha-lib-go/v3/pkg/log"
//ic "github.com/opencord/voltha-protos/v3/go/inter_container"
//"github.com/opencord/voltha-protos/v3/go/openflow_13"
//"github.com/opencord/voltha-protos/v3/go/voltha"
)
const (
// events of config PON ANI port FSM
aniEvStart = "uniEvStart"
aniEvStartConfig = "aniEvStartConfig"
aniEvRxDot1pmapCresp = "aniEvRxDot1pmapCresp"
aniEvRxMbpcdResp = "aniEvRxMbpcdResp"
aniEvRxTcontsResp = "aniEvRxTcontsResp"
aniEvRxGemntcpsResp = "aniEvRxGemntcpsResp"
aniEvRxGemiwsResp = "aniEvRxGemiwsResp"
aniEvRxPrioqsResp = "aniEvRxPrioqsResp"
aniEvRxDot1pmapSresp = "aniEvRxDot1pmapSresp"
aniEvTimeoutSimple = "aniEvTimeoutSimple"
aniEvTimeoutMids = "aniEvTimeoutMids"
aniEvReset = "aniEvReset"
aniEvRestart = "aniEvRestart"
)
const (
// states of config PON ANI port FSM
aniStDisabled = "aniStDisabled"
aniStStarting = "aniStStarting"
aniStCreatingDot1PMapper = "aniStCreatingDot1PMapper"
aniStCreatingMBPCD = "aniStCreatingMBPCD"
aniStSettingTconts = "aniStSettingTconts"
aniStCreatingGemNCTPs = "aniStCreatingGemNCTPs"
aniStCreatingGemIWs = "aniStCreatingGemIWs"
aniStSettingPQs = "aniStSettingPQs"
aniStSettingDot1PMapper = "aniStSettingDot1PMapper"
aniStConfigDone = "aniStConfigDone"
aniStResetting = "aniStResetting"
)
type ponAniGemPortAttribs struct {
gemPortID uint16
upQueueID uint16
downQueueID uint16
direction uint8
qosPolicy string
weight uint8
pbitString string
}
//UniPonAniConfigFsm defines the structure for the state machine to config the PON ANI ports of ONU UNI ports via OMCI
type UniPonAniConfigFsm struct {
pOmciCC *OmciCC
pOnuUniPort *OnuUniPort
pUniTechProf *OnuUniTechProf
pOnuDB *OnuDeviceDB
techProfileID uint16
requestEvent OnuDeviceEvent
omciMIdsResponseReceived chan bool //seperate channel needed for checking multiInstance OMCI message responses
pAdaptFsm *AdapterFsm
aniConfigCompleted bool
chSuccess chan<- uint8
procStep uint8
chanSet bool
mapperSP0ID uint16
macBPCD0ID uint16
tcont0ID uint16
alloc0ID uint16
gemPortAttribsSlice []ponAniGemPortAttribs
}
//NewUniPonAniConfigFsm is the 'constructor' for the state machine to config the PON ANI ports of ONU UNI ports via OMCI
func NewUniPonAniConfigFsm(apDevOmciCC *OmciCC, apUniPort *OnuUniPort, apUniTechProf *OnuUniTechProf,
apOnuDB *OnuDeviceDB, aTechProfileID uint16, aRequestEvent OnuDeviceEvent, aName string,
aDeviceID string, aCommChannel chan Message) *UniPonAniConfigFsm {
instFsm := &UniPonAniConfigFsm{
pOmciCC: apDevOmciCC,
pOnuUniPort: apUniPort,
pUniTechProf: apUniTechProf,
pOnuDB: apOnuDB,
techProfileID: aTechProfileID,
requestEvent: aRequestEvent,
aniConfigCompleted: false,
chanSet: false,
}
instFsm.pAdaptFsm = NewAdapterFsm(aName, aDeviceID, aCommChannel)
if instFsm.pAdaptFsm == nil {
logger.Errorw("UniPonAniConfigFsm's AdapterFsm could not be instantiated!!", log.Fields{
"device-id": aDeviceID})
return nil
}
instFsm.pAdaptFsm.pFsm = fsm.NewFSM(
aniStDisabled,
fsm.Events{
{Name: aniEvStart, Src: []string{aniStDisabled}, Dst: aniStStarting},
//Note: .1p-Mapper and MBPCD might also have multi instances (per T-Cont) - by now only one 1 T-Cont considered!
{Name: aniEvStartConfig, Src: []string{aniStStarting}, Dst: aniStCreatingDot1PMapper},
{Name: aniEvRxDot1pmapCresp, Src: []string{aniStCreatingDot1PMapper}, Dst: aniStCreatingMBPCD},
{Name: aniEvRxMbpcdResp, Src: []string{aniStCreatingMBPCD}, Dst: aniStSettingTconts},
{Name: aniEvRxTcontsResp, Src: []string{aniStSettingTconts}, Dst: aniStCreatingGemNCTPs},
// the creatingGemNCTPs state is used for multi ME config if required for all configured/available GemPorts
{Name: aniEvRxGemntcpsResp, Src: []string{aniStCreatingGemNCTPs}, Dst: aniStCreatingGemIWs},
// the creatingGemIWs state is used for multi ME config if required for all configured/available GemPorts
{Name: aniEvRxGemiwsResp, Src: []string{aniStCreatingGemIWs}, Dst: aniStSettingPQs},
// the settingPQs state is used for multi ME config if required for all configured/available upstream PriorityQueues
{Name: aniEvRxPrioqsResp, Src: []string{aniStSettingPQs}, Dst: aniStSettingDot1PMapper},
{Name: aniEvRxDot1pmapSresp, Src: []string{aniStSettingDot1PMapper}, Dst: aniStConfigDone},
{Name: aniEvTimeoutSimple, Src: []string{
aniStCreatingDot1PMapper, aniStCreatingMBPCD, aniStSettingTconts, aniStSettingDot1PMapper}, Dst: aniStStarting},
{Name: aniEvTimeoutMids, Src: []string{
aniStCreatingGemNCTPs, aniStCreatingGemIWs, aniStSettingPQs}, Dst: aniStStarting},
// exceptional treatment for all states except aniStResetting
{Name: aniEvReset, Src: []string{aniStStarting, aniStCreatingDot1PMapper, aniStCreatingMBPCD,
aniStSettingTconts, aniStCreatingGemNCTPs, aniStCreatingGemIWs, aniStSettingPQs, aniStSettingDot1PMapper,
aniStConfigDone}, Dst: aniStResetting},
// the only way to get to resource-cleared disabled state again is via "resseting"
{Name: aniEvRestart, Src: []string{aniStResetting}, Dst: aniStDisabled},
},
fsm.Callbacks{
"enter_state": func(e *fsm.Event) { instFsm.pAdaptFsm.logFsmStateChange(e) },
("enter_" + aniStStarting): func(e *fsm.Event) { instFsm.enterConfigStartingState(e) },
("enter_" + aniStCreatingDot1PMapper): func(e *fsm.Event) { instFsm.enterCreatingDot1PMapper(e) },
("enter_" + aniStCreatingMBPCD): func(e *fsm.Event) { instFsm.enterCreatingMBPCD(e) },
("enter_" + aniStSettingTconts): func(e *fsm.Event) { instFsm.enterSettingTconts(e) },
("enter_" + aniStCreatingGemNCTPs): func(e *fsm.Event) { instFsm.enterCreatingGemNCTPs(e) },
("enter_" + aniStCreatingGemIWs): func(e *fsm.Event) { instFsm.enterCreatingGemIWs(e) },
("enter_" + aniStSettingPQs): func(e *fsm.Event) { instFsm.enterSettingPQs(e) },
("enter_" + aniStSettingDot1PMapper): func(e *fsm.Event) { instFsm.enterSettingDot1PMapper(e) },
("enter_" + aniStConfigDone): func(e *fsm.Event) { instFsm.enterAniConfigDone(e) },
("enter_" + aniStResetting): func(e *fsm.Event) { instFsm.enterResettingState(e) },
("enter_" + aniStDisabled): func(e *fsm.Event) { instFsm.enterDisabledState(e) },
},
)
if instFsm.pAdaptFsm.pFsm == nil {
logger.Errorw("UniPonAniConfigFsm's Base FSM could not be instantiated!!", log.Fields{
"device-id": aDeviceID})
return nil
}
logger.Infow("UniPonAniConfigFsm created", log.Fields{"device-id": aDeviceID})
return instFsm
}
//SetFsmCompleteChannel sets the requested channel and channel result for transfer on success
func (oFsm *UniPonAniConfigFsm) SetFsmCompleteChannel(aChSuccess chan<- uint8, aProcStep uint8) {
oFsm.chSuccess = aChSuccess
oFsm.procStep = aProcStep
oFsm.chanSet = true
}
func (oFsm *UniPonAniConfigFsm) enterConfigStartingState(e *fsm.Event) {
logger.Debugw("UniPonAniConfigFsm start", log.Fields{"in state": e.FSM.Current(),
"device-id": oFsm.pAdaptFsm.deviceID})
// in case the used channel is not yet defined (can be re-used after restarts)
if oFsm.omciMIdsResponseReceived == nil {
oFsm.omciMIdsResponseReceived = make(chan bool)
logger.Debug("UniPonAniConfigFsm - OMCI multiInstance RxChannel defined")
} else {
// as we may 're-use' this instance of FSM and the connected channel
// make sure there is no 'lingering' request in the already existing channel:
// (simple loop sufficient as we are the only receiver)
for len(oFsm.omciMIdsResponseReceived) > 0 {
<-oFsm.omciMIdsResponseReceived
}
}
//ensure internal slices are empty (which might be set from previous run) - release memory
oFsm.gemPortAttribsSlice = nil
// start go routine for processing of LockState messages
go oFsm.ProcessOmciAniMessages()
//let the state machine run forward from here directly
pConfigAniStateAFsm := oFsm.pAdaptFsm
if pConfigAniStateAFsm != nil {
// obviously calling some FSM event here directly does not work - so trying to decouple it ...
go func(a_pAFsm *AdapterFsm) {
if a_pAFsm != nil && a_pAFsm.pFsm != nil {
//stick to pythonAdapter numbering scheme
//index 0 in naming refers to possible usage of multiple instances (later)
oFsm.mapperSP0ID = ieeeMapperServiceProfileEID + uint16(oFsm.pOnuUniPort.macBpNo) + oFsm.techProfileID
oFsm.macBPCD0ID = macBridgePortAniEID + uint16(oFsm.pOnuUniPort.entityId) + oFsm.techProfileID
// For the time beeing: if there are multiple T-Conts on the ONU the first one from the entityID-ordered list is used
// TODO!: if more T-Conts have to be supported (tcontXID!), then use the first instances of the entity-ordered list
// or use the py code approach, which might be a bit more complicated, but also more secure, as it
// ensures that the selected T-Cont also has queues (which I would assume per definition from ONU, but who knows ...)
// so this approach would search the (sorted) upstream PrioQueue list and use the T-Cont (if available) from highest Bytes
// or sndHighByte of relatedPort Attribute (T-Cont Reference) and in case of multiple TConts find the next free TContIndex
// that way from PrioQueue.relatedPort list
if tcontInstKeys := oFsm.pOnuDB.GetSortedInstKeys(me.TContClassID); len(tcontInstKeys) > 0 {
oFsm.tcont0ID = tcontInstKeys[0]
logger.Debugw("Used TcontId:", log.Fields{"TcontId": strconv.FormatInt(int64(oFsm.tcont0ID), 16),
"device-id": oFsm.pAdaptFsm.deviceID})
} else {
logger.Warnw("No TCont instances found", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
}
oFsm.alloc0ID = (*(oFsm.pUniTechProf.mapPonAniConfig[uint32(oFsm.pOnuUniPort.uniId)]))[0].tcontParams.allocID
loGemPortAttribs := ponAniGemPortAttribs{}
//for all TechProfile set GemIndices
for _, gemEntry := range (*(oFsm.pUniTechProf.mapPonAniConfig[uint32(oFsm.pOnuUniPort.uniId)]))[0].mapGemPortParams {
//collect all GemConfigData in a seperate Fsm related slice (needed also to avoid mix-up with unsorted mapPonAniConfig)
if queueInstKeys := oFsm.pOnuDB.GetSortedInstKeys(me.PriorityQueueClassID); len(queueInstKeys) > 0 {
loGemPortAttribs.gemPortID = gemEntry.gemPortID
// MibDb usage: upstream PrioQueue.RelatedPort = xxxxyyyy with xxxx=TCont.Entity(incl. slot) and yyyy=prio
// i.e.: search PrioQueue list with xxxx=actual T-Cont.Entity,
// from that list use the PrioQueue.Entity with gemEntry.prioQueueIndex == yyyy (expect 0..7)
usQrelPortMask := uint32((((uint32)(oFsm.tcont0ID)) << 16) + uint32(gemEntry.prioQueueIndex))
// MibDb usage: downstream PrioQueue.RelatedPort = xxyyzzzz with xx=slot, yy=UniPort and zzzz=prio
// i.e.: search PrioQueue list with yy=actual pOnuUniPort.uniId,
// from that list use the PrioQueue.Entity with gemEntry.prioQueueIndex == zzzz (expect 0..7)
// Note: As we do not maintain any slot numbering, slot number will be excluded from seatch pattern.
// Furthermore OMCI Onu port-Id is expected to start with 1 (not 0).
dsQrelPortMask := uint32((((uint32)(oFsm.pOnuUniPort.uniId + 1)) << 16) + uint32(gemEntry.prioQueueIndex))
usQueueFound := false
dsQueueFound := false
for _, mgmtEntityId := range queueInstKeys {
if meAttributes := oFsm.pOnuDB.GetMe(me.PriorityQueueClassID, mgmtEntityId); meAttributes != nil {
returnVal := meAttributes["RelatedPort"]
if returnVal != nil {
if relatedPort, err := oFsm.pOnuDB.GetUint32Attrib(returnVal); err == nil {
if relatedPort == usQrelPortMask {
loGemPortAttribs.upQueueID = mgmtEntityId
logger.Debugw("UpQueue for GemPort found:", log.Fields{"gemPortID": loGemPortAttribs.gemPortID,
"upQueueID": strconv.FormatInt(int64(loGemPortAttribs.upQueueID), 16), "device-id": oFsm.pAdaptFsm.deviceID})
usQueueFound = true
} else if (relatedPort&0xFFFFFF) == dsQrelPortMask && mgmtEntityId < 0x8000 {
loGemPortAttribs.downQueueID = mgmtEntityId
logger.Debugw("DownQueue for GemPort found:", log.Fields{"gemPortID": loGemPortAttribs.gemPortID,
"downQueueID": strconv.FormatInt(int64(loGemPortAttribs.downQueueID), 16), "device-id": oFsm.pAdaptFsm.deviceID})
dsQueueFound = true
}
if usQueueFound && dsQueueFound {
break
}
} else {
logger.Warnw("Could not convert attribute value", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
}
} else {
logger.Warnw("'relatedPort' not found in meAttributes:", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
}
} else {
logger.Warnw("No attributes available in DB:", log.Fields{"meClassID": me.PriorityQueueClassID,
"mgmtEntityId": mgmtEntityId, "device-id": oFsm.pAdaptFsm.deviceID})
}
}
} else {
logger.Warnw("No PriorityQueue instances found", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
}
loGemPortAttribs.direction = gemEntry.direction
loGemPortAttribs.qosPolicy = gemEntry.queueSchedPolicy
loGemPortAttribs.weight = gemEntry.queueWeight
loGemPortAttribs.pbitString = gemEntry.pbitString
logger.Debugw("prio-related GemPort attributes:", log.Fields{
"gemPortID": loGemPortAttribs.gemPortID,
"upQueueID": loGemPortAttribs.upQueueID,
"downQueueID": loGemPortAttribs.downQueueID,
"pbitString": loGemPortAttribs.pbitString,
"prioQueueIndex": gemEntry.prioQueueIndex,
})
oFsm.gemPortAttribsSlice = append(oFsm.gemPortAttribsSlice, loGemPortAttribs)
}
a_pAFsm.pFsm.Event(aniEvStartConfig)
}
}(pConfigAniStateAFsm)
}
}
func (oFsm *UniPonAniConfigFsm) enterCreatingDot1PMapper(e *fsm.Event) {
logger.Debugw("UniPonAniConfigFsm Tx Create::Dot1PMapper", log.Fields{
"EntitytId": strconv.FormatInt(int64(oFsm.mapperSP0ID), 16),
"in state": e.FSM.Current(), "device-id": oFsm.pAdaptFsm.deviceID})
meInstance := oFsm.pOmciCC.sendCreateDot1PMapper(context.TODO(), ConstDefaultOmciTimeout, true,
oFsm.mapperSP0ID, oFsm.pAdaptFsm.commChan)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oFsm.pOmciCC.pLastTxMeInstance = meInstance
}
func (oFsm *UniPonAniConfigFsm) enterCreatingMBPCD(e *fsm.Event) {
logger.Debugw("UniPonAniConfigFsm Tx Create::MBPCD", log.Fields{
"EntitytId": strconv.FormatInt(int64(oFsm.macBPCD0ID), 16),
"TPPtr": strconv.FormatInt(int64(oFsm.mapperSP0ID), 16),
"in state": e.FSM.Current(), "device-id": oFsm.pAdaptFsm.deviceID})
bridgePtr := macBridgeServiceProfileEID + uint16(oFsm.pOnuUniPort.macBpNo) //cmp also omci_cc.go::sendCreateMBServiceProfile
meParams := me.ParamData{
EntityID: oFsm.macBPCD0ID,
Attributes: me.AttributeValueMap{
"BridgeIdPointer": bridgePtr,
"PortNum": 0xFF, //fixed unique ANI side indication
"TpType": 3, //for .1PMapper
"TpPointer": oFsm.mapperSP0ID,
},
}
meInstance := oFsm.pOmciCC.sendCreateMBPConfigDataVar(context.TODO(), ConstDefaultOmciTimeout, true,
oFsm.pAdaptFsm.commChan, meParams)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oFsm.pOmciCC.pLastTxMeInstance = meInstance
}
func (oFsm *UniPonAniConfigFsm) enterSettingTconts(e *fsm.Event) {
logger.Debugw("UniPonAniConfigFsm Tx Set::Tcont", log.Fields{
"EntitytId": strconv.FormatInt(int64(oFsm.tcont0ID), 16),
"AllocId": strconv.FormatInt(int64(oFsm.alloc0ID), 16),
"in state": e.FSM.Current(), "device-id": oFsm.pAdaptFsm.deviceID})
meParams := me.ParamData{
EntityID: oFsm.tcont0ID,
Attributes: me.AttributeValueMap{
"AllocId": oFsm.alloc0ID,
},
}
meInstance := oFsm.pOmciCC.sendSetTcontVar(context.TODO(), ConstDefaultOmciTimeout, true,
oFsm.pAdaptFsm.commChan, meParams)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oFsm.pOmciCC.pLastTxMeInstance = meInstance
}
func (oFsm *UniPonAniConfigFsm) enterCreatingGemNCTPs(e *fsm.Event) {
//TODO!! this is just for the first GemPort right now - needs update
logger.Debugw("UniPonAniConfigFsm - start creating GemNWCtp loop", log.Fields{
"in state": e.FSM.Current(), "device-id": oFsm.pAdaptFsm.deviceID})
go oFsm.performCreatingGemNCTPs()
}
func (oFsm *UniPonAniConfigFsm) enterCreatingGemIWs(e *fsm.Event) {
logger.Debugw("UniPonAniConfigFsm - start creating GemIwTP loop", log.Fields{
"in state": e.FSM.Current(), "device-id": oFsm.pAdaptFsm.deviceID})
go oFsm.performCreatingGemIWs()
}
func (oFsm *UniPonAniConfigFsm) enterSettingPQs(e *fsm.Event) {
logger.Debugw("UniPonAniConfigFsm - start setting PrioQueue loop", log.Fields{
"in state": e.FSM.Current(), "device-id": oFsm.pAdaptFsm.deviceID})
go oFsm.performSettingPQs()
}
func (oFsm *UniPonAniConfigFsm) enterSettingDot1PMapper(e *fsm.Event) {
logger.Debugw("UniPonAniConfigFsm Tx Set::.1pMapper with all PBits set", log.Fields{"EntitytId": 0x8042, /*cmp above*/
"toGemIw": 1024 /* cmp above */, "in state": e.FSM.Current(), "device-id": oFsm.pAdaptFsm.deviceID})
logger.Debugw("UniPonAniConfigFsm Tx Set::1pMapper", log.Fields{
"EntitytId": strconv.FormatInt(int64(oFsm.mapperSP0ID), 16),
"in state": e.FSM.Current(), "device-id": oFsm.pAdaptFsm.deviceID})
meParams := me.ParamData{
EntityID: oFsm.mapperSP0ID,
Attributes: make(me.AttributeValueMap, 0),
}
//assign the GemPorts according to the configured Prio
var loPrioGemPortArray [8]uint16
for _, gemPortAttribs := range oFsm.gemPortAttribsSlice {
for i := 0; i < 8; i++ {
// "lenOfPbitMap(8) - i + 1" will give i-th pbit value from LSB position in the pbit map string
if prio, err := strconv.Atoi(string(gemPortAttribs.pbitString[7-i])); err == nil {
if prio == 1 { // Check this p-bit is set
if loPrioGemPortArray[i] == 0 {
loPrioGemPortArray[i] = gemPortAttribs.gemPortID //gemPortId=EntityID and unique
} else {
logger.Warnw("UniPonAniConfigFsm PrioString not unique", log.Fields{
"device-id": oFsm.pAdaptFsm.deviceID, "IgnoredGemPort": gemPortAttribs.gemPortID,
"SetGemPort": loPrioGemPortArray[i]})
}
}
} else {
logger.Warnw("UniPonAniConfigFsm PrioString evaluation error", log.Fields{
"device-id": oFsm.pAdaptFsm.deviceID, "GemPort": gemPortAttribs.gemPortID,
"prioString": gemPortAttribs.pbitString, "position": i})
}
}
}
var foundIwPtr bool = false
if loPrioGemPortArray[0] != 0 {
foundIwPtr = true
logger.Debugw("UniPonAniConfigFsm Set::1pMapper", log.Fields{
"IwPtr for Prio0": strconv.FormatInt(int64(loPrioGemPortArray[0]), 16), "device-id": oFsm.pAdaptFsm.deviceID})
meParams.Attributes["InterworkTpPointerForPBitPriority0"] = loPrioGemPortArray[0]
}
if loPrioGemPortArray[1] != 0 {
foundIwPtr = true
logger.Debugw("UniPonAniConfigFsm Set::1pMapper", log.Fields{
"IwPtr for Prio1": strconv.FormatInt(int64(loPrioGemPortArray[1]), 16), "device-id": oFsm.pAdaptFsm.deviceID})
meParams.Attributes["InterworkTpPointerForPBitPriority1"] = loPrioGemPortArray[1]
}
if loPrioGemPortArray[2] != 0 {
foundIwPtr = true
logger.Debugw("UniPonAniConfigFsm Set::1pMapper", log.Fields{
"IwPtr for Prio2": strconv.FormatInt(int64(loPrioGemPortArray[2]), 16), "device-id": oFsm.pAdaptFsm.deviceID})
meParams.Attributes["InterworkTpPointerForPBitPriority2"] = loPrioGemPortArray[2]
}
if loPrioGemPortArray[3] != 0 {
foundIwPtr = true
logger.Debugw("UniPonAniConfigFsm Set::1pMapper", log.Fields{
"IwPtr for Prio3": strconv.FormatInt(int64(loPrioGemPortArray[3]), 16), "device-id": oFsm.pAdaptFsm.deviceID})
meParams.Attributes["InterworkTpPointerForPBitPriority3"] = loPrioGemPortArray[3]
}
if loPrioGemPortArray[4] != 0 {
foundIwPtr = true
logger.Debugw("UniPonAniConfigFsm Set::1pMapper", log.Fields{
"IwPtr for Prio4": strconv.FormatInt(int64(loPrioGemPortArray[4]), 16), "device-id": oFsm.pAdaptFsm.deviceID})
meParams.Attributes["InterworkTpPointerForPBitPriority4"] = loPrioGemPortArray[4]
}
if loPrioGemPortArray[5] != 0 {
foundIwPtr = true
logger.Debugw("UniPonAniConfigFsm Set::1pMapper", log.Fields{
"IwPtr for Prio5": strconv.FormatInt(int64(loPrioGemPortArray[5]), 16), "device-id": oFsm.pAdaptFsm.deviceID})
meParams.Attributes["InterworkTpPointerForPBitPriority5"] = loPrioGemPortArray[5]
}
if loPrioGemPortArray[6] != 0 {
foundIwPtr = true
logger.Debugw("UniPonAniConfigFsm Set::1pMapper", log.Fields{
"IwPtr for Prio6": strconv.FormatInt(int64(loPrioGemPortArray[6]), 16), "device-id": oFsm.pAdaptFsm.deviceID})
meParams.Attributes["InterworkTpPointerForPBitPriority6"] = loPrioGemPortArray[6]
}
if loPrioGemPortArray[7] != 0 {
foundIwPtr = true
logger.Debugw("UniPonAniConfigFsm Set::1pMapper", log.Fields{
"IwPtr for Prio7": strconv.FormatInt(int64(loPrioGemPortArray[7]), 16), "device-id": oFsm.pAdaptFsm.deviceID})
meParams.Attributes["InterworkTpPointerForPBitPriority7"] = loPrioGemPortArray[7]
}
if foundIwPtr == false {
logger.Errorw("UniPonAniConfigFsm no GemIwPtr found for .1pMapper - abort", log.Fields{
"device-id": oFsm.pAdaptFsm.deviceID})
//let's reset the state machine in order to release all resources now
pConfigAniStateAFsm := oFsm.pAdaptFsm
if pConfigAniStateAFsm != nil {
// obviously calling some FSM event here directly does not work - so trying to decouple it ...
go func(a_pAFsm *AdapterFsm) {
if a_pAFsm != nil && a_pAFsm.pFsm != nil {
a_pAFsm.pFsm.Event(aniEvReset)
}
}(pConfigAniStateAFsm)
}
}
meInstance := oFsm.pOmciCC.sendSetDot1PMapperVar(context.TODO(), ConstDefaultOmciTimeout, true,
oFsm.pAdaptFsm.commChan, meParams)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oFsm.pOmciCC.pLastTxMeInstance = meInstance
}
func (oFsm *UniPonAniConfigFsm) enterAniConfigDone(e *fsm.Event) {
oFsm.aniConfigCompleted = true
//let's reset the state machine in order to release all resources now
pConfigAniStateAFsm := oFsm.pAdaptFsm
if pConfigAniStateAFsm != nil {
// obviously calling some FSM event here directly does not work - so trying to decouple it ...
go func(a_pAFsm *AdapterFsm) {
if a_pAFsm != nil && a_pAFsm.pFsm != nil {
a_pAFsm.pFsm.Event(aniEvReset)
}
}(pConfigAniStateAFsm)
}
}
func (oFsm *UniPonAniConfigFsm) enterResettingState(e *fsm.Event) {
logger.Debugw("UniPonAniConfigFsm resetting", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
pConfigAniStateAFsm := oFsm.pAdaptFsm
if pConfigAniStateAFsm != nil {
// abort running message processing
fsmAbortMsg := Message{
Type: TestMsg,
Data: TestMessage{
TestMessageVal: AbortMessageProcessing,
},
}
pConfigAniStateAFsm.commChan <- fsmAbortMsg
//try to restart the FSM to 'disabled', decouple event transfer
go func(a_pAFsm *AdapterFsm) {
if a_pAFsm != nil && a_pAFsm.pFsm != nil {
a_pAFsm.pFsm.Event(aniEvRestart)
}
}(pConfigAniStateAFsm)
}
}
func (oFsm *UniPonAniConfigFsm) enterDisabledState(e *fsm.Event) {
logger.Debugw("UniPonAniConfigFsm enters disabled state", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
if oFsm.aniConfigCompleted {
logger.Debugw("UniPonAniConfigFsm send dh event notification", log.Fields{
"from_State": e.FSM.Current(), "device-id": oFsm.pAdaptFsm.deviceID})
//use DeviceHandler event notification directly
oFsm.pOmciCC.pBaseDeviceHandler.DeviceProcStatusUpdate(oFsm.requestEvent)
oFsm.aniConfigCompleted = false
}
if oFsm.chanSet {
// indicate processing done to the caller
logger.Debugw("UniPonAniConfigFsm processingDone on channel", log.Fields{
"ProcessingStep": oFsm.procStep, "from_State": e.FSM.Current(), "device-id": oFsm.pAdaptFsm.deviceID})
oFsm.chSuccess <- oFsm.procStep
oFsm.chanSet = false //reset the internal channel state
}
}
func (oFsm *UniPonAniConfigFsm) ProcessOmciAniMessages( /*ctx context.Context*/ ) {
logger.Debugw("Start UniPonAniConfigFsm Msg processing", log.Fields{"for device-id": oFsm.pAdaptFsm.deviceID})
loop:
for {
select {
// case <-ctx.Done():
// logger.Info("MibSync Msg", log.Fields{"Message handling canceled via context for device-id": oFsm.pAdaptFsm.deviceID})
// break loop
case message, ok := <-oFsm.pAdaptFsm.commChan:
if !ok {
logger.Info("UniPonAniConfigFsm Rx Msg - could not read from channel", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
// but then we have to ensure a restart of the FSM as well - as exceptional procedure
oFsm.pAdaptFsm.pFsm.Event(aniEvReset)
break loop
}
logger.Debugw("UniPonAniConfigFsm Rx Msg", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
switch message.Type {
case TestMsg:
msg, _ := message.Data.(TestMessage)
if msg.TestMessageVal == AbortMessageProcessing {
logger.Infow("UniPonAniConfigFsm abort ProcessMsg", log.Fields{"for device-id": oFsm.pAdaptFsm.deviceID})
break loop
}
logger.Warnw("UniPonAniConfigFsm unknown TestMessage", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID, "MessageVal": msg.TestMessageVal})
case OMCI:
msg, _ := message.Data.(OmciMessage)
oFsm.handleOmciAniConfigMessage(msg)
default:
logger.Warn("UniPonAniConfigFsm Rx unknown message", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID,
"message.Type": message.Type})
}
}
}
logger.Infow("End UniPonAniConfigFsm Msg processing", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
}
func (oFsm *UniPonAniConfigFsm) handleOmciAniConfigMessage(msg OmciMessage) {
logger.Debugw("Rx OMCI UniPonAniConfigFsm Msg", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID,
"msgType": msg.OmciMsg.MessageType})
switch msg.OmciMsg.MessageType {
case omci.CreateResponseType:
{
msgLayer := (*msg.OmciPacket).Layer(omci.LayerTypeCreateResponse)
if msgLayer == nil {
logger.Error("Omci Msg layer could not be detected for CreateResponse")
return
}
msgObj, msgOk := msgLayer.(*omci.CreateResponse)
if !msgOk {
logger.Error("Omci Msg layer could not be assigned for CreateResponse")
return
}
logger.Debugw("CreateResponse Data", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID, "data-fields": msgObj})
if msgObj.Result != me.Success {
logger.Errorw("Omci CreateResponse Error - later: drive FSM to abort state ?", log.Fields{"Error": msgObj.Result})
// possibly force FSM into abort or ignore some errors for some messages? store error for mgmt display?
return
}
if msgObj.EntityClass == oFsm.pOmciCC.pLastTxMeInstance.GetClassID() &&
msgObj.EntityInstance == oFsm.pOmciCC.pLastTxMeInstance.GetEntityID() {
//store the created ME into DB //TODO??? obviously the Python code does not store the config ...
// if, then something like:
//oFsm.pOnuDB.StoreMe(msgObj)
// maybe we can use just the same eventName for different state transitions like "forward"
// - might be checked, but so far I go for sure and have to inspect the concrete state events ...
switch oFsm.pOmciCC.pLastTxMeInstance.GetName() {
case "Ieee8021PMapperServiceProfile":
{ // let the FSM proceed ...
oFsm.pAdaptFsm.pFsm.Event(aniEvRxDot1pmapCresp)
}
case "MacBridgePortConfigurationData":
{ // let the FSM proceed ...
oFsm.pAdaptFsm.pFsm.Event(aniEvRxMbpcdResp)
}
case "GemPortNetworkCtp", "GemInterworkingTerminationPoint":
{ // let aniConfig Multi-Id processing proceed by stopping the wait function
oFsm.omciMIdsResponseReceived <- true
}
}
}
} //CreateResponseType
case omci.SetResponseType:
{
msgLayer := (*msg.OmciPacket).Layer(omci.LayerTypeSetResponse)
if msgLayer == nil {
logger.Error("UniPonAniConfigFsm - Omci Msg layer could not be detected for SetResponse")
return
}
msgObj, msgOk := msgLayer.(*omci.SetResponse)
if !msgOk {
logger.Error("UniPonAniConfigFsm - Omci Msg layer could not be assigned for SetResponse")
return
}
logger.Debugw("UniPonAniConfigFsm SetResponse Data", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID, "data-fields": msgObj})
if msgObj.Result != me.Success {
logger.Errorw("UniPonAniConfigFsm - Omci SetResponse Error - later: drive FSM to abort state ?", log.Fields{"Error": msgObj.Result})
// possibly force FSM into abort or ignore some errors for some messages? store error for mgmt display?
return
}
if msgObj.EntityClass == oFsm.pOmciCC.pLastTxMeInstance.GetClassID() &&
msgObj.EntityInstance == oFsm.pOmciCC.pLastTxMeInstance.GetEntityID() {
//store the created ME into DB //TODO??? obviously the Python code does not store the config ...
// if, then something like:
//oFsm.pOnuDB.StoreMe(msgObj)
switch oFsm.pOmciCC.pLastTxMeInstance.GetName() {
case "TCont":
{ // let the FSM proceed ...
oFsm.pAdaptFsm.pFsm.Event(aniEvRxTcontsResp)
}
case "PriorityQueue":
{ // let the PrioQueue init proceed by stopping the wait function
oFsm.omciMIdsResponseReceived <- true
}
case "Ieee8021PMapperServiceProfile":
{ // let the FSM proceed ...
oFsm.pAdaptFsm.pFsm.Event(aniEvRxDot1pmapSresp)
}
}
}
} //SetResponseType
default:
{
logger.Errorw("UniPonAniConfigFsm - Rx OMCI unhandled MsgType", log.Fields{"omciMsgType": msg.OmciMsg.MessageType})
return
}
}
}
func (oFsm *UniPonAniConfigFsm) performCreatingGemNCTPs() {
// for all GemPorts of this T-Cont as given by the size of set gemPortAttribsSlice
for gemIndex, gemPortAttribs := range oFsm.gemPortAttribsSlice {
logger.Debugw("UniPonAniConfigFsm Tx Create::GemNWCtp", log.Fields{
"EntitytId": strconv.FormatInt(int64(gemPortAttribs.gemPortID), 16),
"TcontId": strconv.FormatInt(int64(oFsm.tcont0ID), 16),
"device-id": oFsm.pAdaptFsm.deviceID})
meParams := me.ParamData{
EntityID: gemPortAttribs.gemPortID, //unique, same as PortId
Attributes: me.AttributeValueMap{
"PortId": gemPortAttribs.gemPortID,
"TContPointer": oFsm.tcont0ID,
"Direction": gemPortAttribs.direction,
//ONU-G.TrafficManagementOption dependency ->PrioQueue or TCont
// TODO!! verify dependency and QueueId in case of Multi-GemPort setup!
"TrafficManagementPointerForUpstream": gemPortAttribs.upQueueID, //might be different in wrr-only Setup - tcont0ID
"PriorityQueuePointerForDownStream": gemPortAttribs.downQueueID,
},
}
meInstance := oFsm.pOmciCC.sendCreateGemNCTPVar(context.TODO(), ConstDefaultOmciTimeout, true,
oFsm.pAdaptFsm.commChan, meParams)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oFsm.pOmciCC.pLastTxMeInstance = meInstance
//verify response
err := oFsm.waitforOmciResponse()
if err != nil {
logger.Errorw("GemNWCtp create failed, aborting AniConfig FSM!",
log.Fields{"device-id": oFsm.pAdaptFsm.deviceID, "GemIndex": gemIndex})
oFsm.pAdaptFsm.pFsm.Event(aniEvReset)
return
}
} //for all GemPorts of this T-Cont
// if Config has been done for all GemPort instances let the FSM proceed
logger.Debugw("GemNWCtp create loop finished", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
oFsm.pAdaptFsm.pFsm.Event(aniEvRxGemntcpsResp)
return
}
func (oFsm *UniPonAniConfigFsm) performCreatingGemIWs() {
// for all GemPorts of this T-Cont as given by the size of set gemPortAttribsSlice
for gemIndex, gemPortAttribs := range oFsm.gemPortAttribsSlice {
logger.Debugw("UniPonAniConfigFsm Tx Create::GemIwTp", log.Fields{
"EntitytId": strconv.FormatInt(int64(gemPortAttribs.gemPortID), 16),
"SPPtr": strconv.FormatInt(int64(oFsm.mapperSP0ID), 16),
"device-id": oFsm.pAdaptFsm.deviceID})
meParams := me.ParamData{
EntityID: gemPortAttribs.gemPortID,
Attributes: me.AttributeValueMap{
"GemPortNetworkCtpConnectivityPointer": gemPortAttribs.gemPortID, //same as EntityID, see above
"InterworkingOption": 5, //fixed model:: G.998 .1pMapper
"ServiceProfilePointer": oFsm.mapperSP0ID,
"InterworkingTerminationPointPointer": 0, //not used with .1PMapper Mac bridge
"GalProfilePointer": galEthernetEID,
},
}
meInstance := oFsm.pOmciCC.sendCreateGemIWTPVar(context.TODO(), ConstDefaultOmciTimeout, true,
oFsm.pAdaptFsm.commChan, meParams)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oFsm.pOmciCC.pLastTxMeInstance = meInstance
//verify response
err := oFsm.waitforOmciResponse()
if err != nil {
logger.Errorw("GemIwTp create failed, aborting AniConfig FSM!",
log.Fields{"device-id": oFsm.pAdaptFsm.deviceID, "GemIndex": gemIndex})
oFsm.pAdaptFsm.pFsm.Event(aniEvReset)
return
}
} //for all GemPort's of this T-Cont
// if Config has been done for all GemPort instances let the FSM proceed
logger.Debugw("GemIwTp create loop finished", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
oFsm.pAdaptFsm.pFsm.Event(aniEvRxGemiwsResp)
return
}
func (oFsm *UniPonAniConfigFsm) performSettingPQs() {
const cu16StrictPrioWeight uint16 = 0xFFFF
//find all upstream PrioQueues related to this T-Cont
loQueueMap := ordered_map.NewOrderedMap()
for _, gemPortAttribs := range oFsm.gemPortAttribsSlice {
if gemPortAttribs.qosPolicy == "WRR" {
if _, ok := loQueueMap.Get(gemPortAttribs.upQueueID); ok == false {
//key does not yet exist
loQueueMap.Set(gemPortAttribs.upQueueID, uint16(gemPortAttribs.weight))
}
} else {
loQueueMap.Set(gemPortAttribs.upQueueID, cu16StrictPrioWeight) //use invalid weight value to indicate SP
}
}
//TODO: assumption here is that ONU data uses SP setting in the T-Cont and WRR in the TrafficScheduler
// if that is not the case, the reverse case could be checked and reacted accordingly or if the
// complete chain is not valid, then some error should be thrown and configuration can be aborted
// or even be finished without correct SP/WRR setting
//TODO: search for the (WRR)trafficScheduler related to the T-Cont of this queue
//By now assume fixed value 0x8000, which is the only announce BBSIM TrafficScheduler,
// even though its T-Cont seems to be wrong ...
loTrafficSchedulerEID := 0x8000
//for all found queues
iter := loQueueMap.IterFunc()
for kv, ok := iter(); ok; kv, ok = iter() {
queueIndex := (kv.Key).(uint16)
meParams := me.ParamData{
EntityID: queueIndex,
Attributes: make(me.AttributeValueMap, 0),
}
if (kv.Value).(uint16) == cu16StrictPrioWeight {
//StrictPrio indication
logger.Debugw("UniPonAniConfigFsm Tx Set::PrioQueue to StrictPrio", log.Fields{
"EntitytId": strconv.FormatInt(int64(queueIndex), 16),
"device-id": oFsm.pAdaptFsm.deviceID})
meParams.Attributes["TrafficSchedulerPointer"] = 0 //ensure T-Cont defined StrictPrio scheduling
} else {
//WRR indication
logger.Debugw("UniPonAniConfigFsm Tx Set::PrioQueue to WRR", log.Fields{
"EntitytId": strconv.FormatInt(int64(queueIndex), 16),
"Weight": kv.Value,
"device-id": oFsm.pAdaptFsm.deviceID})
meParams.Attributes["TrafficSchedulerPointer"] = loTrafficSchedulerEID //ensure assignment of the relevant trafficScheduler
meParams.Attributes["Weight"] = uint8(kv.Value.(uint16))
}
meInstance := oFsm.pOmciCC.sendSetPrioQueueVar(context.TODO(), ConstDefaultOmciTimeout, true,
oFsm.pAdaptFsm.commChan, meParams)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oFsm.pOmciCC.pLastTxMeInstance = meInstance
//verify response
err := oFsm.waitforOmciResponse()
if err != nil {
logger.Errorw("PrioQueue set failed, aborting AniConfig FSM!",
log.Fields{"device-id": oFsm.pAdaptFsm.deviceID, "QueueId": strconv.FormatInt(int64(queueIndex), 16)})
oFsm.pAdaptFsm.pFsm.Event(aniEvReset)
return
}
//TODO: In case of WRR setting of the GemPort/PrioQueue it might further be necessary to
// write the assigned trafficScheduler with the requested Prio to be considered in the StrictPrio scheduling
// of the (next upstream) assigned T-Cont, which is f(prioQueue[priority]) - in relation to other SP prioQueues
// not yet done because of BBSIM TrafficScheduler issues (and not done in py code as well)
} //for all upstream prioQueues
// if Config has been done for all PrioQueue instances let the FSM proceed
logger.Debugw("PrioQueue set loop finished", log.Fields{"device-id": oFsm.pAdaptFsm.deviceID})
oFsm.pAdaptFsm.pFsm.Event(aniEvRxPrioqsResp)
return
}
func (oFsm *UniPonAniConfigFsm) waitforOmciResponse() error {
select {
// maybe be also some outside cancel (but no context modelled for the moment ...)
// case <-ctx.Done():
// logger.Infow("LockState-bridge-init message reception canceled", log.Fields{"for device-id": oFsm.pAdaptFsm.deviceID})
case <-time.After(30 * time.Second): //3s was detected to be to less in 8*8 bbsim test with debug Info/Debug
logger.Warnw("UniPonAniConfigFsm multi entity timeout", log.Fields{"for device-id": oFsm.pAdaptFsm.deviceID})
return errors.New("UniPonAniConfigFsm multi entity timeout")
case success := <-oFsm.omciMIdsResponseReceived:
if success == true {
logger.Debug("UniPonAniConfigFsm multi entity response received")
return nil
}
// should not happen so far
logger.Warnw("UniPonAniConfigFsm multi entity response error", log.Fields{"for device-id": oFsm.pAdaptFsm.deviceID})
return errors.New("UniPonAniConfigFsm multi entity responseError")
}
}