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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"
"encoding/json"
"errors"
"fmt"
"strconv"
"strings"
"sync"
"github.com/opencord/voltha-lib-go/v3/pkg/db"
"github.com/opencord/voltha-lib-go/v3/pkg/db/kvstore"
"github.com/opencord/voltha-lib-go/v3/pkg/log"
tp "github.com/opencord/voltha-lib-go/v3/pkg/techprofile"
)
const cBasePathTechProfileKVStore = "service/voltha/technology_profiles"
//definitions for TechProfileProcessing - copied from OltAdapter:openolt_flowmgr.go
// could perhaps be defined more globally
const (
// binaryStringPrefix is binary string prefix
binaryStringPrefix = "0b"
// binaryBit1 is binary bit 1 expressed as a character
//binaryBit1 = '1'
)
type resourceEntry int
const (
cResourceGemPort resourceEntry = 1
cResourceTcont resourceEntry = 2
)
type tTechProfileIndication struct {
techProfileType string
techProfileID uint16
techProfileConfigDone bool
techProfileToDelete bool
}
type tcontParamStruct struct {
allocID uint16
schedPolicy uint8
}
type gemPortParamStruct struct {
//ponOmciCC bool
gemPortID uint16
direction uint8
gemPortEncState uint8
prioQueueIndex uint8
pbitString string
discardPolicy string
//could also be a queue specific parameter, not used that way here
//maxQueueSize uint16
queueSchedPolicy string
queueWeight uint8
}
//refers to one tcont and its properties and all assigned GemPorts and their properties
type tcontGemList struct {
tcontParams tcontParamStruct
mapGemPortParams map[uint16]*gemPortParamStruct
}
//refers to all tcont and their Tcont/GemPort Parameters
type tMapPonAniConfig map[uint16]*tcontGemList
//onuUniTechProf structure holds information about the TechProfiles attached to Uni Ports of the ONU
type onuUniTechProf struct {
baseDeviceHandler *deviceHandler
deviceID string
tpProcMutex sync.RWMutex
techProfileKVStore *db.Backend
chTpConfigProcessingStep chan uint8
mapUniTpIndication map[uint8]*tTechProfileIndication //use pointer values to ease assignments to the map
mapPonAniConfig map[uint8]*tMapPonAniConfig //per UNI: use pointer values to ease assignments to the map
pAniConfigFsm *uniPonAniConfigFsm
procResult error //error indication of processing
mutexTPState sync.Mutex
tpProfileExists bool
}
//newOnuUniTechProf returns the instance of a OnuUniTechProf
//(one instance per ONU/deviceHandler for all possible UNI's)
func newOnuUniTechProf(ctx context.Context, aDeviceHandler *deviceHandler) *onuUniTechProf {
logger.Infow("init-OnuUniTechProf", log.Fields{"device-id": aDeviceHandler.deviceID})
var onuTP onuUniTechProf
onuTP.baseDeviceHandler = aDeviceHandler
onuTP.deviceID = aDeviceHandler.deviceID
onuTP.tpProcMutex = sync.RWMutex{}
onuTP.chTpConfigProcessingStep = make(chan uint8)
onuTP.mapUniTpIndication = make(map[uint8]*tTechProfileIndication)
onuTP.mapPonAniConfig = make(map[uint8]*tMapPonAniConfig)
onuTP.procResult = nil //default assumption processing done with success
onuTP.techProfileKVStore = aDeviceHandler.setBackend(cBasePathTechProfileKVStore)
if onuTP.techProfileKVStore == nil {
logger.Errorw("Can't access techProfileKVStore - no backend connection to service",
log.Fields{"device-id": aDeviceHandler.deviceID, "service": cBasePathTechProfileKVStore})
}
return &onuTP
}
// lockTpProcMutex locks OnuUniTechProf processing mutex
func (onuTP *onuUniTechProf) lockTpProcMutex() {
onuTP.tpProcMutex.Lock()
}
// unlockTpProcMutex unlocks OnuUniTechProf processing mutex
func (onuTP *onuUniTechProf) unlockTpProcMutex() {
onuTP.tpProcMutex.Unlock()
}
// resetTpProcessingErrorIndication resets the internal error indication
// need to be called before evaluation of any subsequent processing (given by waitForTpCompletion())
func (onuTP *onuUniTechProf) resetTpProcessingErrorIndication() {
onuTP.procResult = nil
}
func (onuTP *onuUniTechProf) getTpProcessingErrorIndication() error {
return onuTP.procResult
}
// configureUniTp checks existing tp resources to delete and starts the corresponding OMCI configuation of the UNI port
// all possibly blocking processing must be run in background to allow for deadline supervision!
// but take care on sequential background processing when needed (logical dependencies)
// use waitForTimeoutOrCompletion(ctx, chTpConfigProcessingStep, processingStep) for internal synchronization
func (onuTP *onuUniTechProf) configureUniTp(ctx context.Context,
aUniID uint8, aPathString string, wg *sync.WaitGroup) {
defer wg.Done() //always decrement the waitGroup on return
logger.Debugw("configure the Uni according to TpPath", log.Fields{
"device-id": onuTP.deviceID, "uni-id": aUniID, "path": aPathString})
if onuTP.techProfileKVStore == nil {
logger.Debug("techProfileKVStore not set - abort")
onuTP.procResult = errors.New("techProfile config aborted: techProfileKVStore not set")
return
}
//ensure that the given uniID is available (configured) in the UniPort class (used for OMCI entities)
var pCurrentUniPort *onuUniPort
for _, uniPort := range onuTP.baseDeviceHandler.uniEntityMap {
// only if this port is validated for operState transfer
if uniPort.uniID == uint8(aUniID) {
pCurrentUniPort = uniPort
break //found - end search loop
}
}
if pCurrentUniPort == nil {
logger.Errorw("TechProfile configuration aborted: requested uniID not found in PortDB",
log.Fields{"device-id": onuTP.deviceID, "uni-id": aUniID})
onuTP.procResult = fmt.Errorf("techProfile config aborted: requested uniID not found %d on %s",
aUniID, onuTP.deviceID)
return
}
var processingStep uint8 = 1 // used to synchronize the different processing steps with chTpConfigProcessingStep
//according to updateOnuUniTpPath() logic the assumption here is, that this configuration is only called
// in case the KVPath has changed for the given UNI,
// as T-Cont and Gem-Id's are dependent on TechProfile-Id this means, that possibly previously existing
// (ANI) configuration of this port has to be removed first
// (moreover in this case a possibly existing flow configuration is also not valid anymore and needs clean-up as well)
// existence of configuration can be detected based on tp stored TCONT's
//TODO:
/* if tcontMap not empty {
go onuTP.deleteAniSideConfig(ctx, aUniID, processingStep)
if !onuTP.waitForTimeoutOrCompletion(ctx, chTpConfigProcessingStep, processingStep) {
//timeout or error detected
return
}
clear tcontMap
}
processingStep++
*/
go onuTP.readAniSideConfigFromTechProfile(ctx, aUniID, aPathString, processingStep)
if !onuTP.waitForTimeoutOrCompletion(ctx, onuTP.chTpConfigProcessingStep, processingStep) {
//timeout or error detected
if onuTP.tpProfileExists {
//ignore the internal error in case the new profile is already configured
// and abort the processing here
return
}
logger.Debugw("tech-profile related configuration aborted on read",
log.Fields{"device-id": onuTP.deviceID, "uni-id": aUniID})
onuTP.procResult = fmt.Errorf("techProfile config aborted: tech-profile read issue for %d on %s",
aUniID, onuTP.deviceID)
return
}
processingStep++
if valuePA, existPA := onuTP.mapPonAniConfig[aUniID]; existPA {
if _, existTG := (*valuePA)[0]; existTG {
//Config data for this uni and and at least TCont Index 0 exist
go onuTP.setAniSideConfigFromTechProfile(ctx, aUniID, pCurrentUniPort, processingStep)
if !onuTP.waitForTimeoutOrCompletion(ctx, onuTP.chTpConfigProcessingStep, processingStep) {
//timeout or error detected
logger.Debugw("tech-profile related configuration aborted on set",
log.Fields{"device-id": onuTP.deviceID, "uni-id": aUniID})
onuTP.procResult = fmt.Errorf("techProfile config aborted: Omci AniSideConfig failed %d on %s",
aUniID, onuTP.deviceID)
//this issue here means that the AniConfigFsm has not finished successfully
//which requires to reset it to allow for new usage, e.g. also on a different UNI
//(without that it would be reset on device down indication latest)
_ = onuTP.pAniConfigFsm.pAdaptFsm.pFsm.Event(aniEvReset)
return
}
} else {
// strange: UNI entry exists, but no ANI data, maybe such situation should be cleared up (if observed)
logger.Debugw("no Tcont/Gem data for this UNI found - abort", log.Fields{
"device-id": onuTP.deviceID, "uni-id": aUniID})
onuTP.procResult = fmt.Errorf("techProfile config aborted: no Tcont/Gem data found for this UNI %d on %s",
aUniID, onuTP.deviceID)
return
}
} else {
logger.Debugw("no PonAni data for this UNI found - abort", log.Fields{
"device-id": onuTP.deviceID, "uni-id": aUniID})
onuTP.procResult = fmt.Errorf("techProfile config aborted: no AniSide data found for this UNI %d on %s",
aUniID, onuTP.deviceID)
return
}
}
/* internal methods *********************/
func (onuTP *onuUniTechProf) readAniSideConfigFromTechProfile(
ctx context.Context, aUniID uint8, aPathString string, aProcessingStep uint8) {
var tpInst tp.TechProfile
onuTP.tpProfileExists = false
//store profile type and identifier for later usage within the OMCI identifier and possibly ME setup
//pathstring is defined to be in the form of <ProfType>/<profID>/<Interface/../Identifier>
subStringSlice := strings.Split(aPathString, "/")
if len(subStringSlice) <= 2 {
logger.Errorw("invalid path name format",
log.Fields{"path": aPathString, "device-id": onuTP.deviceID})
onuTP.chTpConfigProcessingStep <- 0 //error indication
return
}
profID, err := strconv.ParseUint(subStringSlice[1], 10, 32)
if err != nil {
logger.Errorw("invalid ProfileId from path",
log.Fields{"ParseErr": err})
onuTP.chTpConfigProcessingStep <- 0 //error indication
return
}
//at this point it is assumed that a new TechProfile is assigned to the UNI
//expectation is that no TPIndication entry exists here, if exists and with the same TPId
// then we throw a warning, set an internal error and abort with error,
// which is later re-defined to success response to OLT adapter
// if TPId has changed, current data is removed (note that the ONU config state may be
// ambivalent in such a case)
if _, existTP := onuTP.mapUniTpIndication[aUniID]; existTP {
logger.Warnw("Some active profile entry at reading new TechProfile",
log.Fields{"path": aPathString, "device-id": onuTP.deviceID,
"uni-id": aUniID, "wrongProfile": onuTP.mapUniTpIndication[aUniID].techProfileID})
if uint16(profID) == onuTP.mapUniTpIndication[aUniID].techProfileID {
// ProfId not changed - assume profile to be still the same
// anyway this should not appear after full support of profile (Gem/TCont) removal
logger.Warnw("New TechProfile already exists - aborting configuration",
log.Fields{"device-id": onuTP.deviceID})
onuTP.tpProfileExists = true
onuTP.chTpConfigProcessingStep <- 0 //error indication
return
}
//delete on the mapUniTpIndication map not needed, just overwritten later
//delete on the PonAniConfig map should be safe, even if not existing
delete(onuTP.mapPonAniConfig, aUniID)
} else {
// this is normal processing
onuTP.mapUniTpIndication[aUniID] = &tTechProfileIndication{} //need to assign some (empty) struct memory first!
}
onuTP.mapUniTpIndication[aUniID].techProfileType = subStringSlice[0]
//note the limitation on ID range (probably even more limited) - based on usage within OMCI EntityID
onuTP.mapUniTpIndication[aUniID].techProfileID = uint16(profID)
onuTP.mapUniTpIndication[aUniID].techProfileConfigDone = false
onuTP.mapUniTpIndication[aUniID].techProfileToDelete = false
logger.Debugw("tech-profile path indications",
log.Fields{"device-id": onuTP.deviceID, "uni-id": aUniID,
"profType": onuTP.mapUniTpIndication[aUniID].techProfileType,
"profID": onuTP.mapUniTpIndication[aUniID].techProfileID})
Value, err := onuTP.techProfileKVStore.Get(ctx, aPathString)
if err == nil {
if Value != nil {
logger.Debugw("tech-profile read",
log.Fields{"Key": Value.Key, "device-id": onuTP.deviceID})
tpTmpBytes, _ := kvstore.ToByte(Value.Value)
if err = json.Unmarshal(tpTmpBytes, &tpInst); err != nil {
logger.Errorw("TechProf - Failed to unmarshal tech-profile into tpInst",
log.Fields{"error": err, "device-id": onuTP.deviceID})
onuTP.chTpConfigProcessingStep <- 0 //error indication
return
}
logger.Debugw("TechProf - tpInst", log.Fields{"tpInst": tpInst})
// access examples
logger.Debugw("TechProf content", log.Fields{"Name": tpInst.Name,
"MaxGemPayloadSize": tpInst.InstanceCtrl.MaxGemPayloadSize,
"DownstreamGemDiscardmaxThreshold": tpInst.DownstreamGemPortAttributeList[0].DiscardConfig.MaxThreshold})
} else {
logger.Errorw("No tech-profile found",
log.Fields{"path": aPathString, "device-id": onuTP.deviceID})
onuTP.chTpConfigProcessingStep <- 0 //error indication
return
}
} else {
logger.Errorw("kvstore-get failed for path",
log.Fields{"path": aPathString, "device-id": onuTP.deviceID})
onuTP.chTpConfigProcessingStep <- 0 //error indication
return
}
//default start with 1Tcont profile, later perhaps extend to MultiTcontMultiGem
localMapGemPortParams := make(map[uint16]*gemPortParamStruct)
localMapGemPortParams[0] = &gemPortParamStruct{}
localMapPonAniConfig := make(map[uint16]*tcontGemList)
localMapPonAniConfig[0] = &tcontGemList{tcontParamStruct{}, localMapGemPortParams}
onuTP.mapPonAniConfig[aUniID] = (*tMapPonAniConfig)(&localMapPonAniConfig)
//note: the code is currently restricted to one TCcont per Onu (index [0])
//get the relevant values from the profile and store to mapPonAniConfig
(*(onuTP.mapPonAniConfig[aUniID]))[0].tcontParams.allocID = uint16(tpInst.UsScheduler.AllocID)
//maybe tCont scheduling not (yet) needed - just to basically have it for future
// (would only be relevant in case of ONU-2G QOS configuration flexibility)
if tpInst.UsScheduler.QSchedPolicy == "StrictPrio" {
(*(onuTP.mapPonAniConfig[aUniID]))[0].tcontParams.schedPolicy = 1 //for the moment fixed value acc. G.988 //TODO: defines!
} else {
//default profile defines "Hybrid" - which probably comes down to WRR with some weigthts for SP
(*(onuTP.mapPonAniConfig[aUniID]))[0].tcontParams.schedPolicy = 2 //for G.988 WRR
}
loNumGemPorts := tpInst.NumGemPorts
loGemPortRead := false
for pos, content := range tpInst.UpstreamGemPortAttributeList {
if uint32(pos) == loNumGemPorts {
logger.Debugw("PonAniConfig abort GemPortList - GemList exceeds set NumberOfGemPorts",
log.Fields{"device-id": onuTP.deviceID, "index": pos, "NumGem": loNumGemPorts})
break
}
if pos == 0 {
//at least one upstream GemPort should always exist (else traffic profile makes no sense)
loGemPortRead = true
} else {
//for all further GemPorts we need to extend the mapGemPortParams
(*(onuTP.mapPonAniConfig[aUniID]))[0].mapGemPortParams[uint16(pos)] = &gemPortParamStruct{}
}
(*(onuTP.mapPonAniConfig[aUniID]))[0].mapGemPortParams[uint16(pos)].gemPortID =
uint16(content.GemportID)
//direction can be correlated later with Downstream list,
// for now just assume bidirectional (upstream never exists alone)
(*(onuTP.mapPonAniConfig[aUniID]))[0].mapGemPortParams[uint16(pos)].direction = 3 //as defined in G.988
// expected Prio-Queue values 0..7 with 7 for highest PrioQueue, QueueIndex=Prio = 0..7
if 7 < content.PriorityQueue {
logger.Errorw("PonAniConfig reject on GemPortList - PrioQueue value invalid",
log.Fields{"device-id": onuTP.deviceID, "index": pos, "PrioQueue": content.PriorityQueue})
//remove PonAniConfig as done so far, delete map should be safe, even if not existing
delete(onuTP.mapPonAniConfig, aUniID)
onuTP.chTpConfigProcessingStep <- 0 //error indication
return
}
(*(onuTP.mapPonAniConfig[aUniID]))[0].mapGemPortParams[uint16(pos)].prioQueueIndex =
uint8(content.PriorityQueue)
(*(onuTP.mapPonAniConfig[aUniID]))[0].mapGemPortParams[uint16(pos)].pbitString =
strings.TrimPrefix(content.PbitMap, binaryStringPrefix)
if content.AesEncryption == "True" {
(*(onuTP.mapPonAniConfig[aUniID]))[0].mapGemPortParams[uint16(pos)].gemPortEncState = 1
} else {
(*(onuTP.mapPonAniConfig[aUniID]))[0].mapGemPortParams[uint16(pos)].gemPortEncState = 0
}
(*(onuTP.mapPonAniConfig[aUniID]))[0].mapGemPortParams[uint16(pos)].discardPolicy =
content.DiscardPolicy
(*(onuTP.mapPonAniConfig[aUniID]))[0].mapGemPortParams[uint16(pos)].queueSchedPolicy =
content.SchedulingPolicy
//'GemWeight' looks strange in default profile, for now we just copy the weight to first queue
(*(onuTP.mapPonAniConfig[aUniID]))[0].mapGemPortParams[uint16(pos)].queueWeight =
uint8(content.Weight)
}
if !loGemPortRead {
logger.Errorw("PonAniConfig reject - no GemPort could be read from TechProfile",
log.Fields{"path": aPathString, "device-id": onuTP.deviceID})
//remove PonAniConfig as done so far, delete map should be safe, even if not existing
delete(onuTP.mapPonAniConfig, aUniID)
onuTP.chTpConfigProcessingStep <- 0 //error indication
return
}
//TODO!! MC (downstream) GemPorts can be set using DownstreamGemPortAttributeList separately
//logger does not simply output the given structures, just give some example debug values
logger.Debugw("PonAniConfig read from TechProfile", log.Fields{
"device-id": onuTP.deviceID,
"AllocId": (*(onuTP.mapPonAniConfig[aUniID]))[0].tcontParams.allocID})
for gemIndex, gemEntry := range (*(onuTP.mapPonAniConfig[0]))[0].mapGemPortParams {
logger.Debugw("PonAniConfig read from TechProfile", log.Fields{
"GemIndex": gemIndex,
"GemPort": gemEntry.gemPortID,
"QueueScheduling": gemEntry.queueSchedPolicy})
}
onuTP.chTpConfigProcessingStep <- aProcessingStep //done
}
func (onuTP *onuUniTechProf) setAniSideConfigFromTechProfile(
ctx context.Context, aUniID uint8, apCurrentUniPort *onuUniPort, aProcessingStep uint8) {
//OMCI transfer of ANI data acc. to mapPonAniConfig
// also the FSM's are running in background,
// hence we have to make sure they indicate 'success' success on chTpConfigProcessingStep with aProcessingStep
if onuTP.pAniConfigFsm == nil {
onuTP.createAniConfigFsm(aUniID, apCurrentUniPort, OmciAniConfigDone, aProcessingStep)
} else { //AniConfigFsm already init
onuTP.runAniConfigFsm(aProcessingStep)
}
}
func (onuTP *onuUniTechProf) waitForTimeoutOrCompletion(
ctx context.Context, aChTpProcessingStep <-chan uint8, aProcessingStep uint8) bool {
select {
case <-ctx.Done():
logger.Warnw("processing not completed in-time: force release of TpProcMutex!",
log.Fields{"device-id": onuTP.deviceID, "error": ctx.Err()})
return false
case rxStep := <-aChTpProcessingStep:
if rxStep == aProcessingStep {
return true
}
//all other values are not accepted - including 0 for error indication
logger.Warnw("Invalid processing step received: abort and force release of TpProcMutex!",
log.Fields{"device-id": onuTP.deviceID,
"wantedStep": aProcessingStep, "haveStep": rxStep})
return false
}
}
// createUniLockFsm initializes and runs the AniConfig FSM to transfer the OMCI related commands for ANI side configuration
func (onuTP *onuUniTechProf) createAniConfigFsm(aUniID uint8,
apCurrentUniPort *onuUniPort, devEvent OnuDeviceEvent, aProcessingStep uint8) {
logger.Debugw("createAniConfigFsm", log.Fields{"device-id": onuTP.deviceID})
chAniConfigFsm := make(chan Message, 2048)
pDevEntry := onuTP.baseDeviceHandler.getOnuDeviceEntry(true)
if pDevEntry == nil {
logger.Errorw("No valid OnuDevice - aborting", log.Fields{"device-id": onuTP.deviceID})
return
}
pAniCfgFsm := newUniPonAniConfigFsm(pDevEntry.PDevOmciCC, apCurrentUniPort, onuTP,
pDevEntry.pOnuDB, onuTP.mapUniTpIndication[aUniID].techProfileID, devEvent,
"AniConfigFsm", onuTP.baseDeviceHandler, chAniConfigFsm)
if pAniCfgFsm != nil {
onuTP.pAniConfigFsm = pAniCfgFsm
onuTP.runAniConfigFsm(aProcessingStep)
} else {
logger.Errorw("AniConfigFSM could not be created - abort!!", log.Fields{"device-id": onuTP.deviceID})
}
}
// deleteTpResource removes Resources from the ONU's specified Uni
func (onuTP *onuUniTechProf) deleteTpResource(ctx context.Context,
aUniID uint8, aPathString string, aResource resourceEntry, aEntryID uint32,
wg *sync.WaitGroup) {
defer wg.Done()
logger.Debugw("this would remove TP resources from ONU's UNI", log.Fields{
"device-id": onuTP.deviceID, "uniID": aUniID, "path": aPathString, "Resource": aResource})
if cResourceGemPort == aResource {
logger.Debugw("remove GemPort from the list of existing ones of the TP", log.Fields{
"device-id": onuTP.deviceID, "uniID": aUniID, "path": aPathString, "entry": aEntryID})
// check if the requested GemPort exists in the DB
// check that the TpConfigRequest was done
// initiate OMCI GemPort related removal
// remove GemPort from config DB
// dev reason update? (for the moment not yet done here!)
} else { //if cResourceTcont == aResource {
//the TechProfile indicated by path is considered for removal
// by now we do not clear the OMCI related configuration (to be done later)
// so we use this position here just to remove the internal stored profile data
// (needed for checking the existence of the TechProfile after some profile delete)
// at the oment we only admit 1 TechProfile (T-Cont), so by now we can just remove the only existing TechProfile
// TODO: To be updated with multi-T-Cont implementation
logger.Debugw("DeleteTcont clears the existing internal profile", log.Fields{
"device-id": onuTP.deviceID, "uniID": aUniID, "path": aPathString, "Resource": aResource})
onuTP.clearAniSideConfig(aUniID)
// reset also the FSM in order to admit a new OMCI configuration in case a new profile is created
// FSM stop maybe encapsulated as OnuTP method - perhaps later in context of module splitting
if onuTP.pAniConfigFsm != nil {
_ = onuTP.pAniConfigFsm.pAdaptFsm.pFsm.Event(aniEvReset)
}
//TODO!!! - the real processing could look like that (for starting the removal, where the clearAniSideConfig is done implicitly):
//delete the given resource from ONU OMCI config and data base - as background routine
/*
var processingStep uint8 = 1 // used to synchronize the different processing steps with chTpConfigProcessingStep
go onuTp.deleteAniResource(ctx, processingStep)
if !onuTP.waitForTimeoutOrCompletion(ctx, chTpConfigProcessingStep, processingStep) {
//timeout or error detected
return
}
*/
}
//if implemented, the called FSM would generate an adequate event if config has been done,
// by now we just stimulate this event here as 'done' - TODO!!: to be removed after full implementation
go onuTP.baseDeviceHandler.deviceProcStatusUpdate(OmciAniResourceRemoved)
}
// runAniConfigFsm starts the AniConfig FSM to transfer the OMCI related commands for ANI side configuration
func (onuTP *onuUniTechProf) runAniConfigFsm(aProcessingStep uint8) {
/* Uni related ANI config procedure -
***** should run via 'aniConfigDone' state and generate the argument requested event *****
*/
pACStatemachine := onuTP.pAniConfigFsm.pAdaptFsm.pFsm
if pACStatemachine != nil {
if pACStatemachine.Is(aniStDisabled) {
//FSM init requirement to get informed abou FSM completion! (otherwise timeout of the TechProf config)
onuTP.pAniConfigFsm.setFsmCompleteChannel(onuTP.chTpConfigProcessingStep, aProcessingStep)
if err := pACStatemachine.Event(aniEvStart); err != nil {
logger.Warnw("AniConfigFSM: can't start", log.Fields{"err": err})
// maybe try a FSM reset and then again ... - TODO!!!
} else {
/***** AniConfigFSM started */
logger.Debugw("AniConfigFSM started", log.Fields{
"state": pACStatemachine.Current(), "device-id": onuTP.deviceID})
}
} else {
logger.Warnw("wrong state of AniConfigFSM - want: disabled", log.Fields{
"have": pACStatemachine.Current(), "device-id": onuTP.deviceID})
// maybe try a FSM reset and then again ... - TODO!!!
}
} else {
logger.Errorw("AniConfigFSM StateMachine invalid - cannot be executed!!", log.Fields{"device-id": onuTP.deviceID})
// maybe try a FSM reset and then again ... - TODO!!!
}
}
// clearAniSideConfig deletes all internal TechProfile related data connected to the requested UniPort
func (onuTP *onuUniTechProf) clearAniSideConfig(aUniID uint8) {
logger.Debugw("removing TpIndication and PonAniConfig data", log.Fields{
"device-id": onuTP.deviceID, "uni-id": aUniID})
//a mutex protection on the concerned data should not be needed here, as the config/write action should not
// interfere with any read action or the initial write/config activity at start
//remove the TechProfile indications of this UNI, should be safe even if not existing
delete(onuTP.mapUniTpIndication, aUniID)
//delete on the PonAniConfig map of this UNI should be safe, even if not existing
delete(onuTP.mapPonAniConfig, aUniID)
}
// setConfigDone sets the requested techProfile config state (if possible)
func (onuTP *onuUniTechProf) setConfigDone(aUniID uint8, aState bool) {
if _, existTP := onuTP.mapUniTpIndication[aUniID]; existTP {
onuTP.mutexTPState.Lock()
onuTP.mapUniTpIndication[aUniID].techProfileConfigDone = aState
onuTP.mutexTPState.Unlock()
} //else: the state is just ignored (does not exist)
}
// getTechProfileDone checks if the Techprofile processing with the requested TechProfile ID was done
func (onuTP *onuUniTechProf) getTechProfileDone(aUniID uint8, aTpID uint16) bool {
if _, existTP := onuTP.mapUniTpIndication[aUniID]; existTP {
if onuTP.mapUniTpIndication[aUniID].techProfileID == aTpID {
onuTP.mutexTPState.Lock()
defer onuTP.mutexTPState.Unlock()
if onuTP.mapUniTpIndication[aUniID].techProfileToDelete {
logger.Debugw("TechProfile not relevant for requested flow config - waiting on delete",
log.Fields{"device-id": onuTP.deviceID, "uni-id": aUniID})
return false //still waiting for removal of this techProfile first
}
return onuTP.mapUniTpIndication[aUniID].techProfileConfigDone
}
}
//for all other constellations indicate false = Config not done
return false
}
// setProfileToDelete sets the requested techProfile toDelete state (if possible)
func (onuTP *onuUniTechProf) setProfileToDelete(aUniID uint8, aState bool) {
if _, existTP := onuTP.mapUniTpIndication[aUniID]; existTP {
onuTP.mutexTPState.Lock()
onuTP.mapUniTpIndication[aUniID].techProfileToDelete = aState
onuTP.mutexTPState.Unlock()
} //else: the state is just ignored (does not exist)
}