blob: c3e194ebfd37bd12d3185b7cb90dec0c0404e5dd [file] [log] [blame]
/*
* 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 (
"bytes"
"context"
"encoding/hex"
"encoding/json"
"errors"
"fmt"
"strconv"
"strings"
"github.com/looplab/fsm"
//"sync"
"time"
//"github.com/opencord/voltha-lib-go/v4/pkg/kafka"
"github.com/opencord/omci-lib-go"
me "github.com/opencord/omci-lib-go/generated"
"github.com/opencord/voltha-lib-go/v4/pkg/db/kvstore"
"github.com/opencord/voltha-lib-go/v4/pkg/log"
//ic "github.com/opencord/voltha-protos/v4/go/inter_container"
//"github.com/opencord/voltha-protos/v4/go/openflow_13"
//"github.com/opencord/voltha-protos/v4/go/voltha"
)
var supportedClassIds = []me.ClassID{
me.CardholderClassID, // 5
me.CircuitPackClassID, // 6
me.SoftwareImageClassID, // 7
me.PhysicalPathTerminationPointEthernetUniClassID, // 11
me.OltGClassID, // 131
me.OnuPowerSheddingClassID, // 133
me.IpHostConfigDataClassID, // 134
me.OnuGClassID, // 256
me.Onu2GClassID, // 257
me.TContClassID, // 262
me.AniGClassID, // 263
me.UniGClassID, // 264
me.PriorityQueueClassID, // 277
me.TrafficSchedulerClassID, // 278
me.VirtualEthernetInterfacePointClassID, // 329
me.EnhancedSecurityControlClassID, // 332
me.OnuDynamicPowerManagementControlClassID, // 336
// 347 // definitions for ME "IPv6 host config data" are currently missing in omci-lib-go!
}
var fsmMsg TestMessageType
func (oo *OnuDeviceEntry) enterStartingState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start processing MibSync-msgs in State": e.FSM.Current(), "device-id": oo.deviceID})
oo.pOnuDB = newOnuDeviceDB(log.WithSpanFromContext(context.TODO(), ctx), oo)
go oo.processMibSyncMessages(ctx)
}
func (oo *OnuDeviceEntry) enterResettingMibState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start MibTemplate processing in State": e.FSM.Current(), "device-id": oo.deviceID})
if !oo.isNewOnu() {
oo.baseDeviceHandler.prepareReconcilingWithActiveAdapter(ctx)
oo.devState = DeviceStatusInit
}
logger.Debugw(ctx, "MibSync FSM", log.Fields{"send mibReset in State": e.FSM.Current(), "device-id": oo.deviceID})
_ = oo.PDevOmciCC.sendMibReset(log.WithSpanFromContext(context.TODO(), ctx), ConstDefaultOmciTimeout, true)
//TODO: needs to handle timeouts
}
func (oo *OnuDeviceEntry) enterGettingVendorAndSerialState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start getting VendorId and SerialNumber in State": e.FSM.Current(), "device-id": oo.deviceID})
requestedAttributes := me.AttributeValueMap{"VendorId": "", "SerialNumber": 0}
meInstance := oo.PDevOmciCC.sendGetMe(log.WithSpanFromContext(context.TODO(), ctx), me.OnuGClassID, onugMeID, requestedAttributes, ConstDefaultOmciTimeout, true, oo.pMibUploadFsm.commChan)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oo.PDevOmciCC.pLastTxMeInstance = meInstance
}
func (oo *OnuDeviceEntry) enterGettingEquipmentIDState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start getting EquipmentId in State": e.FSM.Current(), "device-id": oo.deviceID})
requestedAttributes := me.AttributeValueMap{"EquipmentId": ""}
meInstance := oo.PDevOmciCC.sendGetMe(log.WithSpanFromContext(context.TODO(), ctx), me.Onu2GClassID, onu2gMeID, requestedAttributes, ConstDefaultOmciTimeout, true, oo.pMibUploadFsm.commChan)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oo.PDevOmciCC.pLastTxMeInstance = meInstance
}
func (oo *OnuDeviceEntry) enterGettingFirstSwVersionState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start getting IsActive and Version of first SW-image in State": e.FSM.Current(), "device-id": oo.deviceID})
requestedAttributes := me.AttributeValueMap{"IsActive": 0, "Version": ""}
meInstance := oo.PDevOmciCC.sendGetMe(log.WithSpanFromContext(context.TODO(), ctx), me.SoftwareImageClassID, firstSwImageMeID, requestedAttributes, ConstDefaultOmciTimeout, true, oo.pMibUploadFsm.commChan)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oo.PDevOmciCC.pLastTxMeInstance = meInstance
}
func (oo *OnuDeviceEntry) enterGettingSecondSwVersionState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start getting IsActive and Version of second SW-image in State": e.FSM.Current(), "device-id": oo.deviceID})
requestedAttributes := me.AttributeValueMap{"IsActive": 0, "Version": ""}
meInstance := oo.PDevOmciCC.sendGetMe(log.WithSpanFromContext(context.TODO(), ctx), me.SoftwareImageClassID, secondSwImageMeID, requestedAttributes, ConstDefaultOmciTimeout, true, oo.pMibUploadFsm.commChan)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oo.PDevOmciCC.pLastTxMeInstance = meInstance
}
func (oo *OnuDeviceEntry) enterGettingMacAddressState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start getting MacAddress in State": e.FSM.Current(), "device-id": oo.deviceID})
requestedAttributes := me.AttributeValueMap{"MacAddress": ""}
meInstance := oo.PDevOmciCC.sendGetMe(log.WithSpanFromContext(context.TODO(), ctx), me.IpHostConfigDataClassID, ipHostConfigDataMeID, requestedAttributes, ConstDefaultOmciTimeout, true, oo.pMibUploadFsm.commChan)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oo.PDevOmciCC.pLastTxMeInstance = meInstance
}
func (oo *OnuDeviceEntry) enterGettingMibTemplate(ctx context.Context, e *fsm.Event) {
for i := firstSwImageMeID; i <= secondSwImageMeID; i++ {
if oo.swImages[i].isActive > 0 {
oo.activeSwVersion = oo.swImages[i].version
}
}
meStoredFromTemplate := false
oo.mibTemplatePath = fmt.Sprintf(cSuffixMibTemplateKvStore, oo.vendorID, oo.equipmentID, oo.activeSwVersion)
logger.Debugw(ctx, "MibSync FSM - MibTemplate - etcd search string", log.Fields{"path": fmt.Sprintf("%s/%s", cBasePathMibTemplateKvStore, oo.mibTemplatePath)})
Value, err := oo.mibTemplateKVStore.Get(log.WithSpanFromContext(context.TODO(), ctx), oo.mibTemplatePath)
if err == nil {
if Value != nil {
logger.Debugf(ctx, "MibSync FSM - MibTemplate read: Key: %s, Value: %s %s", Value.Key, Value.Value)
// swap out tokens with specific data
mibTmpString, _ := kvstore.ToString(Value.Value)
mibTmpString2 := strings.Replace(mibTmpString, "%SERIAL_NUMBER%", oo.serialNumber, -1)
mibTmpString = strings.Replace(mibTmpString2, "%MAC_ADDRESS%", oo.macAddress, -1)
mibTmpBytes := []byte(mibTmpString)
logger.Debugf(ctx, "MibSync FSM - MibTemplate tokens swapped out: %s", mibTmpBytes)
var firstLevelMap map[string]interface{}
if err = json.Unmarshal(mibTmpBytes, &firstLevelMap); err != nil {
logger.Errorw(ctx, "MibSync FSM - Failed to unmarshal template", log.Fields{"error": err, "device-id": oo.deviceID})
} else {
for firstLevelKey, firstLevelValue := range firstLevelMap {
//logger.Debugw(ctx, "MibSync FSM - firstLevelKey", log.Fields{"firstLevelKey": firstLevelKey})
if uint16ValidNumber, err := strconv.ParseUint(firstLevelKey, 10, 16); err == nil {
meClassID := me.ClassID(uint16ValidNumber)
//logger.Debugw(ctx, "MibSync FSM - firstLevelKey is a number in uint16-range", log.Fields{"uint16ValidNumber": uint16ValidNumber})
if isSupportedClassID(meClassID) {
//logger.Debugw(ctx, "MibSync FSM - firstLevelKey is a supported classID", log.Fields{"meClassID": meClassID})
secondLevelMap := firstLevelValue.(map[string]interface{})
for secondLevelKey, secondLevelValue := range secondLevelMap {
//logger.Debugw(ctx, "MibSync FSM - secondLevelKey", log.Fields{"secondLevelKey": secondLevelKey})
if uint16ValidNumber, err := strconv.ParseUint(secondLevelKey, 10, 16); err == nil {
meEntityID := uint16(uint16ValidNumber)
//logger.Debugw(ctx, "MibSync FSM - secondLevelKey is a number and a valid EntityId", log.Fields{"meEntityID": meEntityID})
thirdLevelMap := secondLevelValue.(map[string]interface{})
for thirdLevelKey, thirdLevelValue := range thirdLevelMap {
if thirdLevelKey == "Attributes" {
//logger.Debugw(ctx, "MibSync FSM - thirdLevelKey refers to attributes", log.Fields{"thirdLevelKey": thirdLevelKey})
attributesMap := thirdLevelValue.(map[string]interface{})
//logger.Debugw(ctx, "MibSync FSM - attributesMap", log.Fields{"attributesMap": attributesMap})
oo.pOnuDB.PutMe(ctx, meClassID, meEntityID, attributesMap)
meStoredFromTemplate = true
}
}
}
}
}
}
}
}
} else {
logger.Debugw(ctx, "No MIB template found", log.Fields{"path": oo.mibTemplatePath, "device-id": oo.deviceID})
}
} else {
logger.Errorf(ctx, "Get from kvstore operation failed for path",
log.Fields{"path": oo.mibTemplatePath, "device-id": oo.deviceID})
}
if meStoredFromTemplate {
logger.Debug(ctx, "MibSync FSM - valid MEs stored from template")
oo.pOnuDB.logMeDb(ctx)
fsmMsg = LoadMibTemplateOk
} else {
logger.Debug(ctx, "MibSync FSM - no valid MEs stored from template - perform MIB-upload!")
fsmMsg = LoadMibTemplateFailed
oo.pOpenOnuAc.lockMibTemplateGenerated.Lock()
if mibTemplateIsGenerated, exist := oo.pOpenOnuAc.mibTemplatesGenerated[oo.mibTemplatePath]; exist {
if mibTemplateIsGenerated {
logger.Debugw(ctx,
"MibSync FSM - template was successfully generated before, but doesn't exist or isn't usable anymore - reset flag in map",
log.Fields{"path": oo.mibTemplatePath, "device-id": oo.deviceID})
oo.pOpenOnuAc.mibTemplatesGenerated[oo.mibTemplatePath] = false
}
}
oo.pOpenOnuAc.lockMibTemplateGenerated.Unlock()
}
mibSyncMsg := Message{
Type: TestMsg,
Data: TestMessage{
TestMessageVal: fsmMsg,
},
}
oo.pMibUploadFsm.commChan <- mibSyncMsg
}
func (oo *OnuDeviceEntry) enterUploadingState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"send MibUpload in State": e.FSM.Current(), "device-id": oo.deviceID})
_ = oo.PDevOmciCC.sendMibUpload(log.WithSpanFromContext(context.TODO(), ctx), ConstDefaultOmciTimeout, true)
}
func (oo *OnuDeviceEntry) enterUploadDoneState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"send notification to core in State": e.FSM.Current(), "device-id": oo.deviceID})
oo.transferSystemEvent(ctx, MibDatabaseSync)
go func() {
_ = oo.pMibUploadFsm.pFsm.Event(ulEvSuccess)
}()
}
func (oo *OnuDeviceEntry) enterInSyncState(ctx context.Context, e *fsm.Event) {
oo.sOnuPersistentData.PersMibLastDbSync = uint32(time.Now().Unix())
if oo.mibAuditInterval > 0 {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"trigger next Audit in State": e.FSM.Current(), "oo.mibAuditInterval": oo.mibAuditInterval, "device-id": oo.deviceID})
go func() {
time.Sleep(oo.mibAuditInterval)
if err := oo.pMibUploadFsm.pFsm.Event(ulEvAuditMib); err != nil {
logger.Debugw(ctx, "MibSyncFsm: Can't go to state auditing", log.Fields{"device-id": oo.deviceID, "err": err})
}
}()
}
}
func (oo *OnuDeviceEntry) enterExaminingMdsState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start GetMds processing in State": e.FSM.Current(), "device-id": oo.deviceID})
oo.requestMdsValue(ctx)
}
func (oo *OnuDeviceEntry) enterResynchronizingState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start MibResync processing in State": e.FSM.Current(), "device-id": oo.deviceID})
logger.Debug(ctx, "function not implemented yet")
// TODOs:
// VOL-3805 - Provide exclusive OMCI channel for one FSM
// VOL-3785 - New event notifications and corresponding performance counters for openonu-adapter-go
// VOL-3792 - Support periodical audit via mib resync
// VOL-3793 - ONU-reconcile handling after adapter restart based on mib resync
}
func (oo *OnuDeviceEntry) enterAuditingState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start MibAudit processing in State": e.FSM.Current(), "device-id": oo.deviceID})
if oo.baseDeviceHandler.allButCallingFsmInIdleState(ctx, cUploadFsm) {
oo.requestMdsValue(ctx)
} else {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Configuration is ongoing - skip auditing!": e.FSM.Current(), "device-id": oo.deviceID})
go func() {
_ = oo.pMibUploadFsm.pFsm.Event(ulEvSuccess)
}()
}
}
func (oo *OnuDeviceEntry) enterReAuditingState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start retest MdsValue processing in State": e.FSM.Current(), "device-id": oo.deviceID})
if oo.baseDeviceHandler.allButCallingFsmInIdleState(ctx, cUploadFsm) {
oo.requestMdsValue(ctx)
} else {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Configuration is ongoing - skip re-auditing!": e.FSM.Current(), "device-id": oo.deviceID})
go func() {
_ = oo.pMibUploadFsm.pFsm.Event(ulEvSuccess)
}()
}
}
func (oo *OnuDeviceEntry) enterOutOfSyncState(ctx context.Context, e *fsm.Event) {
logger.Debugw(ctx, "MibSync FSM", log.Fields{"Start MibReconcile processing in State": e.FSM.Current(), "device-id": oo.deviceID})
logger.Debug(ctx, "function not implemented yet")
}
func (oo *OnuDeviceEntry) processMibSyncMessages(ctx context.Context) {
logger.Debugw(ctx, "MibSync Msg", log.Fields{"Start routine to process OMCI-messages for device-id": oo.deviceID})
loop:
for {
// case <-ctx.Done():
// logger.Info("MibSync Msg", log.Fields{"Message handling canceled via context for device-id": onuDeviceEntry.deviceID})
// break loop
message, ok := <-oo.pMibUploadFsm.commChan
if !ok {
logger.Info(ctx, "MibSync Msg", log.Fields{"Message couldn't be read from channel for device-id": oo.deviceID})
break loop
}
logger.Debugw(ctx, "MibSync Msg", log.Fields{"Received message on ONU MibSyncChan for device-id": oo.deviceID})
switch message.Type {
case TestMsg:
msg, _ := message.Data.(TestMessage)
oo.handleTestMsg(ctx, msg)
case OMCI:
msg, _ := message.Data.(OmciMessage)
oo.handleOmciMessage(ctx, msg)
default:
logger.Warn(ctx, "MibSync Msg", log.Fields{"Unknown message type received for device-id": oo.deviceID, "message.Type": message.Type})
}
}
logger.Info(ctx, "MibSync Msg", log.Fields{"Stopped handling of MibSyncChan for device-id": oo.deviceID})
// TODO: only this action?
_ = oo.pMibUploadFsm.pFsm.Event(ulEvStop)
}
func (oo *OnuDeviceEntry) handleTestMsg(ctx context.Context, msg TestMessage) {
logger.Debugw(ctx, "MibSync Msg", log.Fields{"TestMessage received for device-id": oo.deviceID, "msg.TestMessageVal": msg.TestMessageVal})
switch msg.TestMessageVal {
case LoadMibTemplateFailed:
_ = oo.pMibUploadFsm.pFsm.Event(ulEvUploadMib)
logger.Debugw(ctx, "MibSync Msg", log.Fields{"state": string(oo.pMibUploadFsm.pFsm.Current())})
case LoadMibTemplateOk:
_ = oo.pMibUploadFsm.pFsm.Event(ulEvSuccess)
logger.Debugw(ctx, "MibSync Msg", log.Fields{"state": string(oo.pMibUploadFsm.pFsm.Current())})
default:
logger.Warn(ctx, "MibSync Msg", log.Fields{"Unknown message type received for device-id": oo.deviceID, "msg.TestMessageVal": msg.TestMessageVal})
}
}
func (oo *OnuDeviceEntry) handleOmciMibResetResponseMessage(ctx context.Context, msg OmciMessage) {
if oo.pMibUploadFsm.pFsm.Is(ulStResettingMib) {
msgLayer := (*msg.OmciPacket).Layer(omci.LayerTypeMibResetResponse)
if msgLayer != nil {
msgObj, msgOk := msgLayer.(*omci.MibResetResponse)
if msgOk {
logger.Debugw(ctx, "MibResetResponse Data", log.Fields{"data-fields": msgObj})
if msgObj.Result == me.Success {
oo.sOnuPersistentData.PersMibDataSyncAdpt = 0
// trigger retrieval of VendorId and SerialNumber
_ = oo.pMibUploadFsm.pFsm.Event(ulEvGetVendorAndSerial)
return
}
logger.Errorw(ctx, "Omci MibResetResponse Error", log.Fields{"device-id": oo.deviceID, "Error": msgObj.Result})
} else {
logger.Errorw(ctx, "Omci Msg layer could not be assigned", log.Fields{"device-id": oo.deviceID})
}
} else {
logger.Errorw(ctx, "Omci Msg layer could not be detected", log.Fields{"device-id": oo.deviceID})
}
} else {
logger.Errorw(ctx, "Wrong Omci MibResetResponse received", log.Fields{"in state ": oo.pMibUploadFsm.pFsm.Current,
"device-id": oo.deviceID})
}
logger.Info(ctx, "MibSync Msg", log.Fields{"Stopped handling of MibSyncChan for device-id": oo.deviceID})
_ = oo.pMibUploadFsm.pFsm.Event(ulEvStop)
}
func (oo *OnuDeviceEntry) handleOmciMibUploadResponseMessage(ctx context.Context, msg OmciMessage) {
msgLayer := (*msg.OmciPacket).Layer(omci.LayerTypeMibUploadResponse)
if msgLayer == nil {
logger.Errorw(ctx, "Omci Msg layer could not be detected", log.Fields{"device-id": oo.deviceID})
return
}
msgObj, msgOk := msgLayer.(*omci.MibUploadResponse)
if !msgOk {
logger.Errorw(ctx, "Omci Msg layer could not be assigned", log.Fields{"device-id": oo.deviceID})
return
}
logger.Debugw(ctx, "MibUploadResponse Data for:", log.Fields{"device-id": oo.deviceID, "data-fields": msgObj})
/* to be verified / reworked !!! */
oo.PDevOmciCC.uploadNoOfCmds = msgObj.NumberOfCommands
if oo.PDevOmciCC.uploadSequNo < oo.PDevOmciCC.uploadNoOfCmds {
_ = oo.PDevOmciCC.sendMibUploadNext(log.WithSpanFromContext(context.TODO(), ctx), ConstDefaultOmciTimeout, true)
} else {
logger.Errorw(ctx, "Invalid number of commands received for:", log.Fields{"device-id": oo.deviceID, "uploadNoOfCmds": oo.PDevOmciCC.uploadNoOfCmds})
//TODO right action?
_ = oo.pMibUploadFsm.pFsm.Event(ulEvTimeout)
}
}
func (oo *OnuDeviceEntry) handleOmciMibUploadNextResponseMessage(ctx context.Context, msg OmciMessage) {
msgLayer := (*msg.OmciPacket).Layer(omci.LayerTypeMibUploadNextResponse)
if msgLayer == nil {
logger.Errorw(ctx, "Omci Msg layer could not be detected", log.Fields{"device-id": oo.deviceID})
return
}
msgObj, msgOk := msgLayer.(*omci.MibUploadNextResponse)
if !msgOk {
logger.Errorw(ctx, "Omci Msg layer could not be assigned", log.Fields{"device-id": oo.deviceID})
return
}
meName := msgObj.ReportedME.GetName()
if meName == "UnknownItuG988ManagedEntity" || meName == "UnknownVendorSpecificManagedEntity" {
logger.Debugw(ctx, "MibUploadNextResponse Data for unknown ME received - temporary workaround is to ignore it!",
log.Fields{"device-id": oo.deviceID, "data-fields": msgObj, "meName": meName})
} else {
logger.Debugw(ctx, "MibUploadNextResponse Data for:",
log.Fields{"device-id": oo.deviceID, "meName": meName, "data-fields": msgObj})
meClassID := msgObj.ReportedME.GetClassID()
meEntityID := msgObj.ReportedME.GetEntityID()
meAttributes := msgObj.ReportedME.GetAttributeValueMap()
oo.pOnuDB.PutMe(ctx, meClassID, meEntityID, meAttributes)
}
if oo.PDevOmciCC.uploadSequNo < oo.PDevOmciCC.uploadNoOfCmds {
_ = oo.PDevOmciCC.sendMibUploadNext(log.WithSpanFromContext(context.TODO(), ctx), ConstDefaultOmciTimeout, true)
} else {
oo.pOnuDB.logMeDb(ctx)
err := oo.createAndPersistMibTemplate(ctx)
if err != nil {
logger.Errorw(ctx, "MibSync - MibTemplate - Failed to create and persist the mib template", log.Fields{"error": err, "device-id": oo.deviceID})
}
_ = oo.pMibUploadFsm.pFsm.Event(ulEvSuccess)
}
}
func (oo *OnuDeviceEntry) handleOmciGetResponseMessage(ctx context.Context, msg OmciMessage) error {
var err error = nil
msgLayer := (*msg.OmciPacket).Layer(omci.LayerTypeGetResponse)
if msgLayer == nil {
logger.Errorw(ctx, "omci Msg layer could not be detected for GetResponse - handling of MibSyncChan stopped", log.Fields{"device-id": oo.deviceID})
_ = oo.pMibUploadFsm.pFsm.Event(ulEvStop)
return fmt.Errorf("omci Msg layer could not be detected for GetResponse - handling of MibSyncChan stopped: %s", oo.deviceID)
}
msgObj, msgOk := msgLayer.(*omci.GetResponse)
if !msgOk {
logger.Errorw(ctx, "omci Msg layer could not be assigned for GetResponse - handling of MibSyncChan stopped", log.Fields{"device-id": oo.deviceID})
_ = oo.pMibUploadFsm.pFsm.Event(ulEvStop)
return fmt.Errorf("omci Msg layer could not be assigned for GetResponse - handling of MibSyncChan stopped: %s", oo.deviceID)
}
logger.Debugw(ctx, "MibSync FSM - GetResponse Data", log.Fields{"device-id": oo.deviceID, "data-fields": msgObj})
if msgObj.Result == me.Success {
entityID := oo.PDevOmciCC.pLastTxMeInstance.GetEntityID()
if msgObj.EntityClass == oo.PDevOmciCC.pLastTxMeInstance.GetClassID() && msgObj.EntityInstance == entityID {
meAttributes := msgObj.Attributes
meInstance := oo.PDevOmciCC.pLastTxMeInstance.GetName()
logger.Debugf(ctx, "MibSync FSM - GetResponse Data for %s", log.Fields{"device-id": oo.deviceID, "data-fields": msgObj}, meInstance)
switch meInstance {
case "OnuG":
oo.vendorID = trimStringFromInterface(meAttributes["VendorId"])
snBytes, _ := me.InterfaceToOctets(meAttributes["SerialNumber"])
if onugSerialNumberLen == len(snBytes) {
snVendorPart := fmt.Sprintf("%s", snBytes[:4])
snNumberPart := hex.EncodeToString(snBytes[4:])
oo.serialNumber = snVendorPart + snNumberPart
logger.Debugw(ctx, "MibSync FSM - GetResponse Data for Onu-G - VendorId/SerialNumber", log.Fields{"device-id": oo.deviceID,
"onuDeviceEntry.vendorID": oo.vendorID, "onuDeviceEntry.serialNumber": oo.serialNumber})
} else {
logger.Infow(ctx, "MibSync FSM - SerialNumber has wrong length - fill serialNumber with zeros", log.Fields{"device-id": oo.deviceID, "length": len(snBytes)})
oo.serialNumber = cEmptySerialNumberString
}
// trigger retrieval of EquipmentId
_ = oo.pMibUploadFsm.pFsm.Event(ulEvGetEquipmentID)
return nil
case "Onu2G":
oo.equipmentID = trimStringFromInterface(meAttributes["EquipmentId"])
logger.Debugw(ctx, "MibSync FSM - GetResponse Data for Onu2-G - EquipmentId", log.Fields{"device-id": oo.deviceID,
"onuDeviceEntry.equipmentID": oo.equipmentID})
// trigger retrieval of 1st SW-image info
_ = oo.pMibUploadFsm.pFsm.Event(ulEvGetFirstSwVersion)
return nil
case "SoftwareImage":
if entityID <= secondSwImageMeID {
oo.swImages[entityID].version = trimStringFromInterface(meAttributes["Version"])
oo.swImages[entityID].isActive = meAttributes["IsActive"].(uint8)
logger.Debugw(ctx, "MibSync FSM - GetResponse Data for SoftwareImage - Version/IsActive",
log.Fields{"device-id": oo.deviceID, "entityID": entityID,
"version": oo.swImages[entityID].version, "isActive": oo.swImages[entityID].isActive})
} else {
err = fmt.Errorf("mibSync FSM - Failed to GetResponse Data for SoftwareImage: %s", oo.deviceID)
}
if firstSwImageMeID == entityID {
_ = oo.pMibUploadFsm.pFsm.Event(ulEvGetSecondSwVersion)
return nil
} else if secondSwImageMeID == entityID {
_ = oo.pMibUploadFsm.pFsm.Event(ulEvGetMacAddress)
return nil
}
case "IpHostConfigData":
macBytes, _ := me.InterfaceToOctets(meAttributes["MacAddress"])
if omciMacAddressLen == len(macBytes) {
oo.macAddress = hex.EncodeToString(macBytes[:])
logger.Debugw(ctx, "MibSync FSM - GetResponse Data for IpHostConfigData - MacAddress", log.Fields{"device-id": oo.deviceID,
"onuDeviceEntry.macAddress": oo.macAddress})
} else {
logger.Infow(ctx, "MibSync FSM - MacAddress wrong length - fill macAddress with zeros", log.Fields{"device-id": oo.deviceID, "length": len(macBytes)})
oo.macAddress = cEmptyMacAddrString
}
// trigger retrieval of mib template
_ = oo.pMibUploadFsm.pFsm.Event(ulEvGetMibTemplate)
return nil
case "OnuData":
oo.checkMdsValue(ctx, meAttributes["MibDataSync"].(uint8))
return nil
}
} else {
logger.Warnf(ctx, "MibSync FSM - Received GetResponse Data for %s with wrong classID or entityID ", log.Fields{"device-id": oo.deviceID, "data-fields": msgObj}, msgObj.EntityClass)
}
} else {
if err = oo.handleOmciGetResponseErrors(ctx, msgObj); err == nil {
return nil
}
}
logger.Info(ctx, "MibSync Msg", log.Fields{"Stopped handling of MibSyncChan for device-id": oo.deviceID})
_ = oo.pMibUploadFsm.pFsm.Event(ulEvStop)
return err
}
func (oo *OnuDeviceEntry) handleOmciMessage(ctx context.Context, msg OmciMessage) {
logger.Debugw(ctx, "MibSync Msg", log.Fields{"OmciMessage received for device-id": oo.deviceID,
"msgType": msg.OmciMsg.MessageType, "msg": msg})
//further analysis could be done here based on msg.OmciMsg.Payload, e.g. verification of error code ...
switch msg.OmciMsg.MessageType {
case omci.MibResetResponseType:
oo.handleOmciMibResetResponseMessage(ctx, msg)
case omci.MibUploadResponseType:
oo.handleOmciMibUploadResponseMessage(ctx, msg)
case omci.MibUploadNextResponseType:
oo.handleOmciMibUploadNextResponseMessage(ctx, msg)
case omci.GetResponseType:
//TODO: error handling
_ = oo.handleOmciGetResponseMessage(ctx, msg)
default:
logger.Warnw(ctx, "Unknown Message Type", log.Fields{"msgType": msg.OmciMsg.MessageType})
}
}
func (oo *OnuDeviceEntry) handleOmciGetResponseErrors(ctx context.Context, msgObj *omci.GetResponse) error {
var err error = nil
logger.Debugf(ctx, "MibSync FSM - erroneous result in GetResponse Data: %s", log.Fields{"device-id": oo.deviceID, "data-fields": msgObj}, msgObj.Result)
// Up to now the following erroneous results have been seen for different ONU-types to indicate an unsupported ME
if msgObj.Result == me.UnknownInstance || msgObj.Result == me.UnknownEntity || msgObj.Result == me.ProcessingError || msgObj.Result == me.NotSupported {
entityID := oo.PDevOmciCC.pLastTxMeInstance.GetEntityID()
if msgObj.EntityClass == oo.PDevOmciCC.pLastTxMeInstance.GetClassID() && msgObj.EntityInstance == entityID {
meInstance := oo.PDevOmciCC.pLastTxMeInstance.GetName()
switch meInstance {
case "IpHostConfigData":
logger.Debugw(ctx, "MibSync FSM - erroneous result for IpHostConfigData received - ONU doesn't support ME - fill macAddress with zeros",
log.Fields{"device-id": oo.deviceID, "data-fields": msgObj})
oo.macAddress = cEmptyMacAddrString
// trigger retrieval of mib template
_ = oo.pMibUploadFsm.pFsm.Event(ulEvGetMibTemplate)
return nil
default:
logger.Warnf(ctx, "MibSync FSM - erroneous result for %s received - no exceptional treatment defined", log.Fields{"device-id": oo.deviceID, "data-fields": msgObj}, meInstance)
err = fmt.Errorf("erroneous result for %s received - no exceptional treatment defined: %s", meInstance, oo.deviceID)
}
}
} else {
logger.Errorf(ctx, "MibSync FSM - erroneous result in GetResponse Data: %s", log.Fields{"device-id": oo.deviceID, "data-fields": msgObj}, msgObj.Result)
err = fmt.Errorf("erroneous result in GetResponse Data: %s - %s", msgObj.Result, oo.deviceID)
}
return err
}
func (oo *OnuDeviceEntry) isNewOnu() bool {
return oo.sOnuPersistentData.PersMibLastDbSync == 0
}
func isSupportedClassID(meClassID me.ClassID) bool {
for _, v := range supportedClassIds {
if v == meClassID {
return true
}
}
return false
}
func trimStringFromInterface(input interface{}) string {
ifBytes, _ := me.InterfaceToOctets(input)
return fmt.Sprintf("%s", bytes.Trim(ifBytes, "\x00"))
}
func (oo *OnuDeviceEntry) mibDbVolatileDict(ctx context.Context) error {
logger.Debug(ctx, "MibVolatileDict- running from default Entry code")
return errors.New("not_implemented")
}
// createAndPersistMibTemplate method creates a mib template for the device id when operator enables the ONU device for the first time.
// We are creating a placeholder for "SerialNumber" for ME Class ID 6 and 256 and "MacAddress" for ME Class ID 134 in the template
// and then storing the template into etcd "service/voltha/omci_mibs/go_templates/verdor_id/equipment_id/software_version" path.
func (oo *OnuDeviceEntry) createAndPersistMibTemplate(ctx context.Context) error {
logger.Debugw(ctx, "MibSync - MibTemplate - path name", log.Fields{"path": oo.mibTemplatePath,
"device-id": oo.deviceID})
oo.pOpenOnuAc.lockMibTemplateGenerated.Lock()
if mibTemplateIsGenerated, exist := oo.pOpenOnuAc.mibTemplatesGenerated[oo.mibTemplatePath]; exist {
if mibTemplateIsGenerated {
logger.Debugw(ctx, "MibSync - MibTemplate - another thread has already started to generate it - skip",
log.Fields{"path": oo.mibTemplatePath, "device-id": oo.deviceID})
oo.pOpenOnuAc.lockMibTemplateGenerated.Unlock()
return nil
}
logger.Debugw(ctx, "MibSync - MibTemplate - previous generation attempt seems to be failed - try again",
log.Fields{"path": oo.mibTemplatePath, "device-id": oo.deviceID})
} else {
logger.Debugw(ctx, "MibSync - MibTemplate - first ONU-instance of this kind - start generation",
log.Fields{"path": oo.mibTemplatePath, "device-id": oo.deviceID})
}
oo.pOpenOnuAc.mibTemplatesGenerated[oo.mibTemplatePath] = true
oo.pOpenOnuAc.lockMibTemplateGenerated.Unlock()
currentTime := time.Now()
templateMap := make(map[string]interface{})
templateMap["TemplateName"] = oo.mibTemplatePath
templateMap["TemplateCreated"] = currentTime.Format("2006-01-02 15:04:05.000000")
firstLevelMap := oo.pOnuDB.meDb
for firstLevelKey, firstLevelValue := range firstLevelMap {
logger.Debugw(ctx, "MibSync - MibTemplate - firstLevelKey", log.Fields{"firstLevelKey": firstLevelKey})
classID := strconv.Itoa(int(firstLevelKey))
secondLevelMap := make(map[string]interface{})
for secondLevelKey, secondLevelValue := range firstLevelValue {
thirdLevelMap := make(map[string]interface{})
entityID := strconv.Itoa(int(secondLevelKey))
thirdLevelMap["Attributes"] = secondLevelValue
thirdLevelMap["InstanceId"] = entityID
secondLevelMap[entityID] = thirdLevelMap
if classID == "6" || classID == "256" {
forthLevelMap := map[string]interface{}(thirdLevelMap["Attributes"].(me.AttributeValueMap))
delete(forthLevelMap, "SerialNumber")
forthLevelMap["SerialNumber"] = "%SERIAL_NUMBER%"
}
if classID == "134" {
forthLevelMap := map[string]interface{}(thirdLevelMap["Attributes"].(me.AttributeValueMap))
delete(forthLevelMap, "MacAddress")
forthLevelMap["MacAddress"] = "%MAC_ADDRESS%"
}
}
secondLevelMap["ClassId"] = classID
templateMap[classID] = secondLevelMap
}
mibTemplate, err := json.Marshal(&templateMap)
if err != nil {
logger.Errorw(ctx, "MibSync - MibTemplate - Failed to marshal mibTemplate", log.Fields{"error": err, "device-id": oo.deviceID})
oo.pOpenOnuAc.lockMibTemplateGenerated.Lock()
oo.pOpenOnuAc.mibTemplatesGenerated[oo.mibTemplatePath] = false
oo.pOpenOnuAc.lockMibTemplateGenerated.Unlock()
return err
}
err = oo.mibTemplateKVStore.Put(log.WithSpanFromContext(context.TODO(), ctx), oo.mibTemplatePath, string(mibTemplate))
if err != nil {
logger.Errorw(ctx, "MibSync - MibTemplate - Failed to store template in etcd", log.Fields{"error": err, "device-id": oo.deviceID})
oo.pOpenOnuAc.lockMibTemplateGenerated.Lock()
oo.pOpenOnuAc.mibTemplatesGenerated[oo.mibTemplatePath] = false
oo.pOpenOnuAc.lockMibTemplateGenerated.Unlock()
return err
}
logger.Debugw(ctx, "MibSync - MibTemplate - Stored the template to etcd", log.Fields{"device-id": oo.deviceID})
return nil
}
func (oo *OnuDeviceEntry) requestMdsValue(ctx context.Context) {
logger.Debugw(ctx, "Request MDS value", log.Fields{"device-id": oo.deviceID})
requestedAttributes := me.AttributeValueMap{"MibDataSync": ""}
meInstance := oo.PDevOmciCC.sendGetMe(log.WithSpanFromContext(context.TODO(), ctx),
me.OnuDataClassID, onuDataMeID, requestedAttributes, ConstDefaultOmciTimeout, true, oo.pMibUploadFsm.commChan)
//accept also nil as (error) return value for writing to LastTx
// - this avoids misinterpretation of new received OMCI messages
oo.PDevOmciCC.pLastTxMeInstance = meInstance
}
func (oo *OnuDeviceEntry) checkMdsValue(ctx context.Context, mibDataSyncOnu uint8) {
logger.Debugw(ctx, "MibSync FSM - GetResponse Data for Onu-Data - MibDataSync", log.Fields{"device-id": oo.deviceID,
"mibDataSyncOnu": mibDataSyncOnu, "PersMibDataSyncAdpt": oo.sOnuPersistentData.PersMibDataSyncAdpt})
mdsCheckOk := oo.sOnuPersistentData.PersMibDataSyncAdpt == mibDataSyncOnu
if oo.pMibUploadFsm.pFsm.Is(ulStAuditing) {
if mdsCheckOk {
logger.Debugw(ctx, "MibSync FSM - mib audit - MDS check ok", log.Fields{"device-id": oo.deviceID})
_ = oo.pMibUploadFsm.pFsm.Event(ulEvSuccess)
} else {
logger.Warnw(ctx, "MibSync FSM - mib audit - MDS check failed for the first time!", log.Fields{"device-id": oo.deviceID})
_ = oo.pMibUploadFsm.pFsm.Event(ulEvMismatch)
}
} else if oo.pMibUploadFsm.pFsm.Is(ulStReAuditing) {
if mdsCheckOk {
logger.Debugw(ctx, "MibSync FSM - mib reaudit - MDS check ok", log.Fields{"device-id": oo.deviceID})
_ = oo.pMibUploadFsm.pFsm.Event(ulEvSuccess)
} else {
logger.Errorw(ctx, "MibSync FSM - mib audit - MDS check failed for the second time!", log.Fields{"device-id": oo.deviceID})
//TODO: send new event notification "MDS counter mismatch" to the core
_ = oo.pMibUploadFsm.pFsm.Event(ulEvMismatch)
}
} else if oo.pMibUploadFsm.pFsm.Is(ulStExaminingMds) {
if mdsCheckOk {
logger.Debugw(ctx, "MibSync FSM - MDS examination ok", log.Fields{"device-id": oo.deviceID})
_ = oo.pMibUploadFsm.pFsm.Event(ulEvSuccess)
} else {
logger.Debugw(ctx, "MibSync FSM - MDS examination failed - new provisioning", log.Fields{"device-id": oo.deviceID})
_ = oo.pMibUploadFsm.pFsm.Event(ulEvMismatch)
}
} else {
logger.Warnw(ctx, "wrong state for MDS evaluation!", log.Fields{"state": oo.pMibUploadFsm.pFsm.Current(), "device-id": oo.deviceID})
}
}