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database_merge.go
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database_merge.go
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package toolset
import (
"context"
"fmt"
"os"
"strings"
"time"
"github.com/pkg/errors"
flag "github.com/spf13/pflag"
"github.com/iotaledger/hive.go/kvstore"
iotago "github.com/iotaledger/iota.go/v2"
"github.com/iotaledger/hornet/pkg/common"
"github.com/iotaledger/hornet/pkg/dag"
"github.com/iotaledger/hornet/pkg/database"
"github.com/iotaledger/hornet/pkg/model/hornet"
"github.com/iotaledger/hornet/pkg/model/milestone"
"github.com/iotaledger/hornet/pkg/model/milestonemanager"
"github.com/iotaledger/hornet/pkg/model/storage"
"github.com/iotaledger/hornet/pkg/model/utxo"
"github.com/iotaledger/hornet/pkg/utils"
"github.com/iotaledger/hornet/pkg/whiteflag"
)
var (
// ErrNoNewTangleData is returned when there is no new data in the source database.
ErrNoNewTangleData = errors.New("no new tangle history available")
)
func databaseMerge(args []string) error {
fs := flag.NewFlagSet("", flag.ContinueOnError)
configFilePathFlag := fs.String(FlagToolConfigFilePath, "", "the path to the config file")
genesisSnapshotFilePathFlag := fs.String(FlagToolSnapshotPath, "", "the path to the genesis snapshot file (optional)")
databasePathSourceFlag := fs.String(FlagToolDatabasePathSource, "", "the path to the source database")
databasePathTargetFlag := fs.String(FlagToolDatabasePathTarget, "", "the path to the target database")
databaseEngineSourceFlag := fs.String(FlagToolDatabaseEngineSource, string(database.EngineAuto), "the engine of the source database (optional, values: pebble, rocksdb, auto)")
databaseEngineTargetFlag := fs.String(FlagToolDatabaseEngineTarget, string(DefaultValueDatabaseEngine), "the engine of the target database (values: pebble, rocksdb)")
targetIndexFlag := fs.Uint32(FlagToolDatabaseTargetIndex, 0, "the target index (optional)")
nodeURLFlag := fs.String(FlagToolDatabaseMergeNodeURL, "", "URL of the node (optional)")
chronicleFlag := fs.Bool(FlagToolDatabaseMergeChronicle, false, "use chronicle compatibility mode for API sync")
chronicleKeyspaceFlag := fs.String(FlagToolDatabaseMergeChronicleKeyspace, "mainnet", "key space for chronicle compatibility mode")
apiParallelismFlag := fs.Uint("apiParallelism", 50, "the amount of concurrent API requests")
fs.Usage = func() {
fmt.Fprintf(os.Stderr, "Usage of %s:\n", ToolDatabaseMerge)
fs.PrintDefaults()
println(fmt.Sprintf("\nexample: %s --%s %s --%s %s --%s %s --%s %s --%s %s",
ToolDatabaseMerge,
FlagToolConfigFilePath,
"config.json",
FlagToolDatabasePathSource,
DefaultValueMainnetDatabasePath,
FlagToolDatabaseEngineSource,
database.EnginePebble,
FlagToolDatabasePathTarget,
"database_new",
FlagToolSnapshotPath,
"genesis_snapshot.bin",
))
}
if err := parseFlagSet(fs, args); err != nil {
return err
}
if len(*configFilePathFlag) == 0 {
return fmt.Errorf("'%s' not specified", FlagToolConfigFilePath)
}
if len(*databasePathSourceFlag) == 0 {
if len(*nodeURLFlag) == 0 {
return fmt.Errorf("either '%s' or '%s' must be specified", FlagToolDatabasePathSource, FlagToolDatabaseMergeNodeURL)
}
}
if len(*databasePathTargetFlag) == 0 {
return fmt.Errorf("'%s' not specified", FlagToolDatabasePathTarget)
}
if len(*databaseEngineSourceFlag) == 0 {
return fmt.Errorf("'%s' not specified", FlagToolDatabaseEngineSource)
}
if len(*databaseEngineTargetFlag) == 0 {
return fmt.Errorf("'%s' not specified", FlagToolDatabaseEngineTarget)
}
if *chronicleFlag {
if len(*nodeURLFlag) == 0 {
return fmt.Errorf("'%s' not specified", FlagToolDatabaseMergeNodeURL)
}
if len(*chronicleKeyspaceFlag) == 0 {
return fmt.Errorf("'%s' not specified", FlagToolDatabaseMergeChronicleKeyspace)
}
}
var tangleStoreSource *storage.Storage = nil
if len(*databasePathSourceFlag) > 0 {
var err error
// we don't need to check the health of the source db.
// it is fine as long as all messages in the cone are found.
tangleStoreSource, err = getTangleStorage(*databasePathSourceFlag, "source", *databaseEngineSourceFlag, true, true, false, false, true)
if err != nil {
return err
}
defer func() {
tangleStoreSource.ShutdownStorages()
tangleStoreSource.FlushAndCloseStores()
}()
}
// we need to check the health of the target db, since we don't want use tainted/corrupted dbs.
tangleStoreTarget, err := getTangleStorage(*databasePathTargetFlag, "target", *databaseEngineTargetFlag, false, false, true, true, false)
if err != nil {
return err
}
defer func() {
println("\nshutdown storages...")
tangleStoreTarget.ShutdownStorages()
println("flush and close stores...")
tangleStoreTarget.FlushAndCloseStores()
}()
_, msIndexEndTarget := getStorageMilestoneRange(tangleStoreTarget)
if msIndexEndTarget == 0 {
// no ledger state in database available => we need to load the genesis snapshot
if len(*genesisSnapshotFilePathFlag) == 0 {
return fmt.Errorf("'%s' not specified", FlagToolSnapshotPath)
}
}
milestoneManager, err := getMilestoneManagerFromConfigFile(*configFilePathFlag)
if err != nil {
return err
}
client := getNodeHTTPAPIClient(*nodeURLFlag, *chronicleFlag, *chronicleKeyspaceFlag)
// mark the database as corrupted.
// this flag will be cleared after the operation finished successfully.
if err := tangleStoreTarget.MarkDatabasesCorrupted(); err != nil {
return err
}
ts := time.Now()
println(fmt.Sprintf("merging databases... (source: %s, target: %s)", *databasePathSourceFlag, *databasePathTargetFlag))
errMerge := mergeDatabase(
getGracefulStopContext(),
milestoneManager,
tangleStoreSource,
tangleStoreTarget,
client,
milestone.Index(*targetIndexFlag),
*genesisSnapshotFilePathFlag,
*chronicleFlag,
int(*apiParallelismFlag),
)
if errMerge != nil && errors.Is(errMerge, ErrCritical) {
// do not mark the database as healthy in case of critical errors
return errMerge
}
// mark clean shutdown of the database
if err := tangleStoreTarget.MarkDatabasesHealthy(); err != nil {
return err
}
if errMerge != nil {
return errMerge
}
msIndexStart, msIndexEnd := getStorageMilestoneRange(tangleStoreTarget)
println(fmt.Sprintf("\nsuccessfully merged %d milestones, took: %v", msIndexEnd-msIndexEndTarget, time.Since(ts).Truncate(time.Millisecond)))
println(fmt.Sprintf("milestone range in database: %d-%d (target)", msIndexStart, msIndexEnd))
return nil
}
// copyMilestoneCone copies all messages of a milestone cone to the target storage.
func copyMilestoneCone(
ctx context.Context,
msIndex milestone.Index,
milestoneMessageID hornet.MessageID,
parentsTraverserInterface dag.ParentsTraverserInterface,
cachedMessageFuncSource storage.CachedMessageFunc,
storeMessageTarget StoreMessageInterface,
milestoneManager *milestonemanager.MilestoneManager) error {
// traversal stops if no more messages pass the given condition
// Caution: condition func is not in DFS order
condition := func(cachedMsgMeta *storage.CachedMetadata) (bool, error) { // meta +1
defer cachedMsgMeta.Release(true) // meta -1
// collect all msgs that were referenced by that milestone
referenced, at := cachedMsgMeta.Metadata().ReferencedWithIndex()
if referenced {
if at > msIndex {
return false, fmt.Errorf("milestone cone inconsistent (msIndex: %d, referencedAt: %d)", msIndex, at)
}
if at < msIndex {
// do not traverse messages that were referenced by an older milestonee
return false, nil
}
}
cachedMsg, err := cachedMessageFuncSource(cachedMsgMeta.Metadata().MessageID()) // message +1
if err != nil {
return false, err
}
if cachedMsg == nil {
return false, fmt.Errorf("message not found: %s", cachedMsgMeta.Metadata().MessageID().ToHex())
}
defer cachedMsg.Release(true) // message -1
// store the message in the target storage
cachedMsgNew, err := storeMessage(storeMessageTarget, milestoneManager, cachedMsg.Message().Message()) // message +1
if err != nil {
return false, err
}
defer cachedMsgNew.Release(true) // message -1
// set the new message as solid
cachedMsgMetaNew := cachedMsgNew.CachedMetadata() // meta +1
defer cachedMsgMetaNew.Release(true) // meta -1
cachedMsgMetaNew.Metadata().SetSolid(true)
return true, nil
}
// traverse the milestone and collect all messages that were referenced by this milestone or newer
if err := parentsTraverserInterface.Traverse(
ctx,
hornet.MessageIDs{milestoneMessageID},
condition,
nil,
// called on missing parents
// return error on missing parents
nil,
// called on solid entry points
// Ignore solid entry points (snapshot milestone included)
nil,
false); err != nil {
return err
}
return nil
}
type confStats struct {
msIndex milestone.Index
messagesReferenced int
durationCopy time.Duration
durationConfirmation time.Duration
}
// copyAndVerifyMilestoneCone verifies the milestone, copies the milestone cone to the
// target storage, confirms the milestone and applies the ledger changes.
func copyAndVerifyMilestoneCone(
ctx context.Context,
msIndex milestone.Index,
getMilestoneAndMessageID func(msIndex milestone.Index) (*storage.Message, hornet.MessageID, error),
parentsTraverserInterfaceSource dag.ParentsTraverserInterface,
cachedMessageFuncSource storage.CachedMessageFunc,
cachedMessageFuncTarget storage.CachedMessageFunc,
utxoManagerTarget *utxo.Manager,
storeMessageTarget StoreMessageInterface,
parentsTraverserStorageTarget dag.ParentsTraverserStorage,
milestoneManager *milestonemanager.MilestoneManager) (*confStats, error) {
if err := utils.ReturnErrIfCtxDone(ctx, common.ErrOperationAborted); err != nil {
return nil, err
}
msMsg, milestoneMessageID, err := getMilestoneAndMessageID(msIndex)
if err != nil {
return nil, err
}
if ms := milestoneManager.VerifyMilestone(msMsg); ms == nil {
return nil, fmt.Errorf("source milestone not valid! %d", msIndex)
}
ts := time.Now()
if err := copyMilestoneCone(
context.Background(), // we do not want abort the copying of the messages itself
msIndex,
milestoneMessageID,
parentsTraverserInterfaceSource,
cachedMessageFuncSource,
storeMessageTarget,
milestoneManager); err != nil {
return nil, err
}
timeCopyMilestoneCone := time.Now()
confirmedMilestoneStats, _, err := whiteflag.ConfirmMilestone(
utxoManagerTarget,
parentsTraverserStorageTarget,
cachedMessageFuncTarget,
milestoneMessageID,
whiteflag.DefaultWhiteFlagTraversalCondition,
whiteflag.DefaultCheckMessageReferencedFunc,
whiteflag.DefaultSetMessageReferencedFunc,
nil,
nil,
nil,
nil,
nil,
nil,
nil,
)
if err != nil {
return nil, err
}
timeConfirmMilestone := time.Now()
return &confStats{
msIndex: confirmedMilestoneStats.Index,
messagesReferenced: confirmedMilestoneStats.MessagesReferenced,
durationCopy: timeCopyMilestoneCone.Sub(ts).Truncate(time.Millisecond),
durationConfirmation: timeConfirmMilestone.Sub(timeCopyMilestoneCone).Truncate(time.Millisecond),
}, nil
}
// mergeViaAPI copies a milestone from a remote node to the target database via API.
func mergeViaAPI(
ctx context.Context,
msIndex milestone.Index,
storeTarget *storage.Storage,
milestoneManager *milestonemanager.MilestoneManager,
client *iotago.NodeHTTPAPIClient,
chronicleMode bool,
apiParallelism int) error {
getMessageViaAPI := func(messageID hornet.MessageID) (*iotago.Message, error) {
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
var err error
var msg *iotago.Message
if !chronicleMode {
msg, err = client.MessageByMessageID(ctx, messageID.ToArray())
} else {
msg, err = client.MessageJSONByMessageID(ctx, messageID.ToArray())
}
if err != nil {
return nil, err
}
return msg, nil
}
getMilestoneAndMessageIDViaAPI := func(client *iotago.NodeHTTPAPIClient, getCachedMessageViaAPI storage.CachedMessageFunc, msIndex milestone.Index) (*storage.Message, hornet.MessageID, error) {
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
ms, err := client.MilestoneByIndex(ctx, uint32(msIndex))
if err != nil {
return nil, nil, err
}
messageID, err := hornet.MessageIDFromHex(ms.MessageID)
if err != nil {
return nil, nil, err
}
cachedMsg, err := getCachedMessageViaAPI(messageID) // message +1
if err != nil {
return nil, nil, err
}
if cachedMsg == nil {
return nil, nil, fmt.Errorf("message not found: %s", messageID.ToHex())
}
defer cachedMsg.Release(true) // message -1
return cachedMsg.Message(), cachedMsg.Message().MessageID(), nil
}
proxyStorage, err := NewProxyStorage(storeTarget, milestoneManager, getMessageViaAPI)
if err != nil {
return err
}
defer proxyStorage.Cleanup()
ts := time.Now()
confStats, err := copyAndVerifyMilestoneCone(
ctx,
msIndex,
func(msIndex milestone.Index) (*storage.Message, hornet.MessageID, error) {
return getMilestoneAndMessageIDViaAPI(client, proxyStorage.CachedMessage, msIndex)
},
dag.NewConcurrentParentsTraverser(proxyStorage, apiParallelism),
proxyStorage.CachedMessage,
proxyStorage.CachedMessage,
storeTarget.UTXOManager(),
proxyStorage,
proxyStorage,
milestoneManager)
if err != nil {
return err
}
timeMergeStoragesStart := time.Now()
if err := proxyStorage.MergeStorages(); err != nil {
return fmt.Errorf("merge storages failed: %w", err)
}
te := time.Now()
println(fmt.Sprintf("confirmed milestone %d, messages: %d, duration copy: %v, duration conf.: %v, duration merge: %v, total: %v",
confStats.msIndex,
confStats.messagesReferenced,
confStats.durationCopy,
confStats.durationConfirmation,
te.Sub(timeMergeStoragesStart).Truncate(time.Millisecond),
te.Sub(ts).Truncate(time.Millisecond)))
return nil
}
// mergeViaSourceDatabase copies a milestone from the source database to the target database.
func mergeViaSourceDatabase(
ctx context.Context,
msIndex milestone.Index,
storeSource *storage.Storage,
storeTarget *storage.Storage,
milestoneManager *milestonemanager.MilestoneManager) error {
proxyStorage, err := NewProxyStorage(storeTarget, milestoneManager, storeSource.Message)
if err != nil {
return err
}
defer proxyStorage.Cleanup()
ts := time.Now()
confStats, err := copyAndVerifyMilestoneCone(
ctx,
msIndex,
func(msIndex milestone.Index) (*storage.Message, hornet.MessageID, error) {
milestoneMessageID, err := getMilestoneMessageIDFromStorage(storeSource, msIndex)
if err != nil {
return nil, nil, err
}
msMsg, err := getMilestoneMessageFromStorage(storeSource, milestoneMessageID)
if err != nil {
return nil, nil, err
}
return msMsg, milestoneMessageID, nil
},
dag.NewConcurrentParentsTraverser(storeSource),
storeSource.CachedMessage,
proxyStorage.CachedMessage,
storeTarget.UTXOManager(),
proxyStorage,
proxyStorage,
milestoneManager)
if err != nil {
return err
}
timeMergeStoragesStart := time.Now()
if err := proxyStorage.MergeStorages(); err != nil {
return fmt.Errorf("merge storages failed: %w", err)
}
te := time.Now()
println(fmt.Sprintf("confirmed milestone %d, messages: %d, duration copy: %v, duration conf.: %v, duration merge: %v, total: %v",
confStats.msIndex,
confStats.messagesReferenced,
confStats.durationCopy,
confStats.durationConfirmation,
te.Sub(timeMergeStoragesStart).Truncate(time.Millisecond),
te.Sub(ts).Truncate(time.Millisecond)))
return nil
}
// mergeDatabase copies milestone after milestone from source to target database.
// if a node client is given, missing history in the source database is fetched via API.
// if the target database has no history at all, a genesis snapshot is loaded.
func mergeDatabase(
ctx context.Context,
milestoneManager *milestonemanager.MilestoneManager,
tangleStoreSource *storage.Storage,
tangleStoreTarget *storage.Storage,
client *iotago.NodeHTTPAPIClient,
targetIndex milestone.Index,
genesisSnapshotFilePath string,
chronicleMode bool,
apiParallelism int) error {
tangleStoreSourceAvailable := tangleStoreSource != nil
var sourceNetworkID uint64
var msIndexStartSource, msIndexEndSource milestone.Index = 0, 0
msIndexStartTarget, msIndexEndTarget := getStorageMilestoneRange(tangleStoreTarget)
if tangleStoreSourceAvailable {
sourceNetworkID = tangleStoreSource.SnapshotInfo().NetworkID
msIndexStartSource, msIndexEndSource = getStorageMilestoneRange(tangleStoreSource)
}
if msIndexEndTarget == 0 {
// no ledger state in database available => load the genesis snapshot
println("loading genesis snapshot...")
if err := loadGenesisSnapshot(tangleStoreTarget, genesisSnapshotFilePath, tangleStoreSourceAvailable, sourceNetworkID); err != nil {
return errors.Wrapf(ErrCritical, "loading genesis snapshot failed: %s", err.Error())
}
// set the new start and end indexes after applying the genesis snapshot
msIndexStartTarget, msIndexEndTarget = tangleStoreTarget.SnapshotInfo().EntryPointIndex, tangleStoreTarget.SnapshotInfo().EntryPointIndex
}
if tangleStoreSourceAvailable {
println(fmt.Sprintf("milestone range in database: %d-%d (source)", msIndexStartSource, msIndexEndSource))
}
println(fmt.Sprintf("milestone range in database: %d-%d (target)", msIndexStartTarget, msIndexEndTarget))
// check network ID
targetNetworkID := tangleStoreTarget.SnapshotInfo().NetworkID
if tangleStoreSourceAvailable && sourceNetworkID != targetNetworkID {
return fmt.Errorf("source storage networkID not equal to target storage networkID (%d != %d)", sourceNetworkID, targetNetworkID)
}
msIndexStart := msIndexEndTarget + 1
msIndexEnd := msIndexEndSource
if targetIndex != 0 {
msIndexEnd = targetIndex
}
if msIndexEnd <= msIndexStart {
return fmt.Errorf("%w (start index: %d, target index: %d)", ErrNoNewTangleData, msIndexStart, msIndexEnd)
}
indexAvailableInSource := func(msIndex milestone.Index) bool {
return (msIndex >= msIndexStartSource) && (msIndex <= msIndexEndSource)
}
for msIndex := msIndexStart; msIndex <= msIndexEnd; msIndex++ {
if !tangleStoreSourceAvailable || !indexAvailableInSource(msIndex) {
if client == nil {
return fmt.Errorf("history is missing (oldest source index: %d, target index: %d)", msIndexStartSource, msIndex)
}
print(fmt.Sprintf("get milestone %d via API... ", msIndex))
if err := mergeViaAPI(
ctx,
msIndex,
tangleStoreTarget,
milestoneManager,
client,
chronicleMode,
apiParallelism,
); err != nil {
return err
}
continue
}
print(fmt.Sprintf("get milestone %d via source database (source range: %d-%d)... ", msIndex, msIndexStartSource, msIndexEndSource))
if err := mergeViaSourceDatabase(
ctx,
msIndex,
tangleStoreSource,
tangleStoreTarget,
milestoneManager,
); err != nil {
return err
}
}
return nil
}
// getNodeHTTPAPIClient returns a node client.
// we don't need to check for the correct networkID,
// because the node would be missing the history if the
// network is not correct.
func getNodeHTTPAPIClient(nodeURL string, chronicleMode bool, chronicleKeyspace string) *iotago.NodeHTTPAPIClient {
var client *iotago.NodeHTTPAPIClient
if nodeURL != "" {
var requestURLHook func(url string) string = nil
if chronicleMode {
requestURLHook = func(url string) string {
return strings.Replace(url, fmt.Sprintf("api/%s/api/v1/", chronicleKeyspace), fmt.Sprintf("api/%s/", chronicleKeyspace), 1)
}
}
client = iotago.NewNodeHTTPAPIClient(nodeURL, iotago.WithNodeHTTPAPIClientRequestURLHook(requestURLHook))
}
return client
}
type GetMessageFunc func(messageID hornet.MessageID) (*iotago.Message, error)
// ProxyStorage is used to temporarily store changes to an intermediate storage,
// which then can be merged with the target store in a single commit.
type ProxyStorage struct {
storeTarget *storage.Storage
storeProxy *storage.Storage
milestoneManager *milestonemanager.MilestoneManager
getMessageFunc GetMessageFunc
}
func NewProxyStorage(
storeTarget *storage.Storage,
milestoneManager *milestonemanager.MilestoneManager,
getMessageFunc GetMessageFunc) (*ProxyStorage, error) {
storeProxy, err := createTangleStorage("proxy", "", "", database.EngineMapDB)
if err != nil {
return nil, err
}
return &ProxyStorage{
storeTarget: storeTarget,
storeProxy: storeProxy,
milestoneManager: milestoneManager,
getMessageFunc: getMessageFunc,
}, nil
}
// message +1
func (s *ProxyStorage) CachedMessage(messageID hornet.MessageID) (*storage.CachedMessage, error) {
if !s.storeTarget.ContainsMessage(messageID) {
if !s.storeProxy.ContainsMessage(messageID) {
msg, err := s.getMessageFunc(messageID)
if err != nil {
return nil, err
}
cachedMsg, err := storeMessage(s.storeProxy, s.milestoneManager, msg) // message +1
if err != nil {
return nil, err
}
// set the new message as solid
cachedMsgMeta := cachedMsg.CachedMetadata() // meta +1
defer cachedMsgMeta.Release(true) // meta -1
cachedMsgMeta.Metadata().SetSolid(true)
return cachedMsg, nil
}
return s.storeProxy.CachedMessage(messageID) // message +1
}
return s.storeTarget.CachedMessage(messageID) // message +1
}
// meta +1
func (s *ProxyStorage) CachedMessageMetadata(messageID hornet.MessageID) (*storage.CachedMetadata, error) {
cachedMsg, err := s.CachedMessage(messageID) // message +1
if err != nil {
return nil, err
}
if cachedMsg == nil {
return nil, nil
}
defer cachedMsg.Release(true) // message -1
return cachedMsg.CachedMetadata(), nil // meta +1
}
func (s *ProxyStorage) SolidEntryPointsContain(messageID hornet.MessageID) (bool, error) {
return s.storeTarget.SolidEntryPointsContain(messageID)
}
func (s *ProxyStorage) SolidEntryPointsIndex(messageID hornet.MessageID) (milestone.Index, bool, error) {
return s.storeTarget.SolidEntryPointsIndex(messageID)
}
func (s *ProxyStorage) MergeStorages() error {
// first flush both storages
s.storeProxy.FlushStorages()
s.storeTarget.FlushStorages()
// copy all existing keys with values from the proxy storage to the target storage
return kvstore.CopyBatched(s.storeProxy.TangleStore(), s.storeTarget.TangleStore(), 10000)
}
// Cleanup shuts down, flushes and closes the proxy store.
func (s *ProxyStorage) Cleanup() {
s.storeProxy.ShutdownStorages()
s.storeProxy.FlushAndCloseStores()
}
// StoreMessageInterface
func (s *ProxyStorage) StoreMessageIfAbsent(message *storage.Message) (cachedMsg *storage.CachedMessage, newlyAdded bool) {
return s.storeProxy.StoreMessageIfAbsent(message)
}
func (s *ProxyStorage) StoreChild(parentMessageID hornet.MessageID, childMessageID hornet.MessageID) *storage.CachedChild {
return s.storeProxy.StoreChild(parentMessageID, childMessageID)
}
func (s *ProxyStorage) StoreIndexation(index []byte, messageID hornet.MessageID) *storage.CachedIndexation {
return s.storeProxy.StoreIndexation(index, messageID)
}
func (s *ProxyStorage) StoreMilestoneIfAbsent(index milestone.Index, messageID hornet.MessageID, timestamp time.Time) (*storage.CachedMilestone, bool) {
return s.storeProxy.StoreMilestoneIfAbsent(index, messageID, timestamp)
}