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[#661] blobovniczatree: Make Rebuild failover safe

Browse source 
Now move info stores in blobovnicza, so in case of failover
rebuild completes previous operation first.

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
This commit is contained in:
Dmitrii Stepanov 2023-09-27 16:25:15 +03:00
parent da4fee2d0b
commit b2769ca3de
13 changed files with 615 additions and 35 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
internal/logs/logs.go
View file

@ -537,4 +537,15 @@ const (
BlobovniczaTreeRebuildingBlobovnicza = "rebuilding blobovnicza..."
BlobovniczaTreeRebuildingBlobovniczaFailed = "rebuilding blobovnicza failed"
BlobovniczaTreeRebuildingBlobovniczaSuccess = "rebuilding blobovnicza completed successfully"
BlobovniczatreeCouldNotPutMoveInfoToSourceBlobovnicza = "could not put move info to source blobovnicza"
BlobovniczatreeCouldNotUpdateStorageID = "could not update storage ID"
BlobovniczatreeCouldNotDropMoveInfo = "could not drop move info from source blobovnicza"
BlobovniczatreeCouldNotDeleteFromSource = "could not delete object from source blobovnicza"
BlobovniczaTreeCompletingPreviousRebuild = "completing previous rebuild if failed..."
BlobovniczaTreeCompletedPreviousRebuildSuccess = "previous rebuild completed successfully"
BlobovniczaTreeCompletedPreviousRebuildFailed = "failed to complete previous rebuild"
BlobovniczatreeCouldNotCheckExistenceInSourceDB = "could not check object existence in source blobovnicza"
BlobovniczatreeCouldNotCheckExistenceInTargetDB = "could not check object existence in target blobovnicza"
BlobovniczatreeCouldNotGetObjectFromSourceDB = "could not get object from source blobovnicza"
BlobovniczatreeCouldNotPutObjectToTargetDB = "could not put object to target blobovnicza"
)

2
pkg/local_object_storage/blobovnicza/control.go
View file

@ -105,7 +105,7 @@ func (b *Blobovnicza) initializeCounters() error {
var size uint64
var items uint64
err := b.boltDB.View(func(tx *bbolt.Tx) error {
return b.iterateAllBuckets(tx, func(lower, upper uint64, b *bbolt.Bucket) (bool, error) {
return b.iterateAllDataBuckets(tx, func(lower, upper uint64, b *bbolt.Bucket) (bool, error) {
keysN := uint64(b.Stats().KeyN)
size += keysN * upper
items += keysN

2
pkg/local_object_storage/blobovnicza/delete.go
View file

@ -51,7 +51,7 @@ func (b *Blobovnicza) Delete(ctx context.Context, prm DeletePrm) (DeleteRes, err
var dataSize uint64
err := b.boltDB.Update(func(tx *bbolt.Tx) error {
return b.iterateAllBuckets(tx, func(lower, upper uint64, buck *bbolt.Bucket) (bool, error) {
return b.iterateAllDataBuckets(tx, func(lower, upper uint64, buck *bbolt.Bucket) (bool, error) {
objData := buck.Get(addrKey)
if objData == nil {
// object is not in bucket => continue iterating

6
pkg/local_object_storage/blobovnicza/exists.go
View file

@ -1,6 +1,7 @@
package blobovnicza
import (
"bytes"
"context"
"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
@ -24,7 +25,10 @@ func (b *Blobovnicza) Exists(ctx context.Context, addr oid.Address) (bool, error
addrKey := addressKey(addr)
err := b.boltDB.View(func(tx *bbolt.Tx) error {
return tx.ForEach(func(_ []byte, buck *bbolt.Bucket) error {
return tx.ForEach(func(bucketName []byte, buck *bbolt.Bucket) error {
if bytes.Equal(bucketName, incompletedMoveBucketName) {
return nil
}
exists = buck.Get(addrKey) != nil
if exists {
return errInterruptForEach

6
pkg/local_object_storage/blobovnicza/get.go
View file

@ -57,7 +57,11 @@ func (b *Blobovnicza) Get(ctx context.Context, prm GetPrm) (GetRes, error) {
)
if err := b.boltDB.View(func(tx *bbolt.Tx) error {
return tx.ForEach(func(_ []byte, buck *bbolt.Bucket) error {
return tx.ForEach(func(bucketName []byte, buck *bbolt.Bucket) error {
if bytes.Equal(bucketName, incompletedMoveBucketName) {
return nil
}
data = buck.Get(addrKey)
if data == nil {
return nil

10
pkg/local_object_storage/blobovnicza/iterate.go
View file

@ -1,6 +1,7 @@
package blobovnicza
import (
"bytes"
"context"
"fmt"
"math"
@ -12,11 +13,11 @@ import (
"go.opentelemetry.io/otel/trace"
)
// iterateAllBuckets iterates all buckets in db
// iterateAllDataBuckets iterates all buckets in db
//
// If the maximum size of the object (b.objSizeLimit) has been changed to lower value,
// then there may be more buckets than the current limit of the object size.
func (b *Blobovnicza) iterateAllBuckets(tx *bbolt.Tx, f func(uint64, uint64, *bbolt.Bucket) (bool, error)) error {
func (b *Blobovnicza) iterateAllDataBuckets(tx *bbolt.Tx, f func(uint64, uint64, *bbolt.Bucket) (bool, error)) error {
return b.iterateBucketKeys(false, func(lower uint64, upper uint64, key []byte) (bool, error) {
buck := tx.Bucket(key)
if buck == nil {
@ -138,7 +139,10 @@ func (b *Blobovnicza) Iterate(ctx context.Context, prm IteratePrm) (IterateRes,
var elem IterationElement
if err := b.boltDB.View(func(tx *bbolt.Tx) error {
return tx.ForEach(func(name []byte, buck *bbolt.Bucket) error {
return tx.ForEach(func(bucketName []byte, buck *bbolt.Bucket) error {
if bytes.Equal(bucketName, incompletedMoveBucketName) {
return nil
}
return buck.ForEach(func(k, v []byte) error {
select {
case <-ctx.Done():

108
pkg/local_object_storage/blobovnicza/move.go Normal file
View file

@ -0,0 +1,108 @@
package blobovnicza
import (
"context"
"fmt"
"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"go.etcd.io/bbolt"
"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/trace"
)
var incompletedMoveBucketName = []byte("INCOMPLETED_MOVE")
type MoveInfo struct {
Address oid.Address
TargetStorageID []byte
}
func (b *Blobovnicza) PutMoveInfo(ctx context.Context, prm MoveInfo) error {
_, span := tracing.StartSpanFromContext(ctx, "Blobovnicza.PutMoveInfo",
trace.WithAttributes(
attribute.String("path", b.path),
attribute.String("address", prm.Address.EncodeToString()),
attribute.String("target_storage_id", string(prm.TargetStorageID)),
))
defer span.End()
key := addressKey(prm.Address)
return b.boltDB.Update(func(tx *bbolt.Tx) error {
bucket, err := tx.CreateBucketIfNotExists(incompletedMoveBucketName)
if err != nil {
return err
}
if err := bucket.Put(key, prm.TargetStorageID); err != nil {
return fmt.Errorf("(%T) failed to save move info: %w", b, err)
}
return nil
})
}
func (b *Blobovnicza) DropMoveInfo(ctx context.Context, address oid.Address) error {
_, span := tracing.StartSpanFromContext(ctx, "Blobovnicza.DropMoveInfo",
trace.WithAttributes(
attribute.String("path", b.path),
attribute.String("address", address.EncodeToString()),
))
defer span.End()
key := addressKey(address)
return b.boltDB.Update(func(tx *bbolt.Tx) error {
bucket := tx.Bucket(incompletedMoveBucketName)
if bucket == nil {
return nil
}
if err := bucket.Delete(key); err != nil {
return fmt.Errorf("(%T) failed to drop move info: %w", b, err)
}
c := bucket.Cursor()
k, v := c.First()
bucketEmpty := k == nil && v == nil
if bucketEmpty {
return tx.DeleteBucket(incompletedMoveBucketName)
}
return nil
})
}
func (b *Blobovnicza) ListMoveInfo(ctx context.Context) ([]MoveInfo, error) {
_, span := tracing.StartSpanFromContext(ctx, "Blobovnicza.ListMoveInfo",
trace.WithAttributes(
attribute.String("path", b.path),
))
defer span.End()
var result []MoveInfo
if err := b.boltDB.View(func(tx *bbolt.Tx) error {
bucket := tx.Bucket(incompletedMoveBucketName)
if bucket == nil {
return nil
}
return bucket.ForEach(func(k, v []byte) error {
var addr oid.Address
storageID := make([]byte, len(v))
if err := addressFromKey(&addr, k); err != nil {
return err
}
copy(storageID, v)
result = append(result, MoveInfo{
Address: addr,
TargetStorageID: storageID,
})
return nil
})
}); err != nil {
return nil, err
}
return result, nil
}

2
pkg/local_object_storage/blobstor/blobovniczatree/blobovnicza.go
View file

@ -59,6 +59,7 @@ type Blobovniczas struct {
commondbManager *dbManager
activeDBManager *activeDBManager
dbCache *dbCache
deleteProtectedObjects *addressMap
dbFilesGuard *sync.RWMutex
rebuildGuard *sync.RWMutex
}
@ -87,6 +88,7 @@ func NewBlobovniczaTree(opts ...Option) (blz *Blobovniczas) {
blz.commondbManager = newDBManager(blz.rootPath, blz.blzOpts, blz.readOnly, blz.metrics.Blobovnicza(), blz.log)
blz.activeDBManager = newActiveDBManager(blz.commondbManager, blz.blzLeafWidth)
blz.dbCache = newDBCache(blz.openedCacheSize, blz.commondbManager)
blz.deleteProtectedObjects = newAddressMap()
blz.dbFilesGuard = &sync.RWMutex{}
blz.rebuildGuard = &sync.RWMutex{}

10
pkg/local_object_storage/blobstor/blobovniczatree/control.go
View file

@ -57,12 +57,20 @@ func (b *Blobovniczas) initializeDBs(ctx context.Context) error {
visited[p] = struct{}{}
eg.Go(func() error {
shBlz := b.getBlobovniczaWithoutCaching(p)
_, err := shBlz.Open()
blz, err := shBlz.Open()
if err != nil {
return err
}
defer shBlz.Close()
moveInfo, err := blz.ListMoveInfo(egCtx)
if err != nil {
return err
}
for _, move := range moveInfo {
b.deleteProtectedObjects.Add(move.Address)
}
b.log.Debug(logs.BlobovniczatreeBlobovniczaSuccessfullyInitializedClosing, zap.String("id", p))
return nil
})

7
pkg/local_object_storage/blobstor/blobovniczatree/delete.go
View file

@ -3,6 +3,7 @@ package blobovniczatree
import (
"context"
"encoding/hex"
"errors"
"time"
"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
@ -18,6 +19,8 @@ import (
"go.uber.org/zap"
)
var errObjectIsDeleteProtected = errors.New("object is delete protected")
// Delete deletes object from blobovnicza tree.
//
// If blobocvnicza ID is specified, only this blobovnicza is processed.
@ -49,6 +52,10 @@ func (b *Blobovniczas) Delete(ctx context.Context, prm common.DeletePrm) (res co
return common.DeleteRes{}, errRebuildInProgress
}
if b.deleteProtectedObjects.Contains(prm.Address) {
return common.DeleteRes{}, errObjectIsDeleteProtected
}
var bPrm blobovnicza.DeletePrm
bPrm.SetAddress(prm.Address)

16
pkg/local_object_storage/blobstor/blobovniczatree/iterate.go
View file

@ -176,16 +176,14 @@ func (b *Blobovniczas) iterateSorted(ctx context.Context, addr *oid.Address, cur
//
// Uses existed blobovnicza files for iteration.
func (b *Blobovniczas) iterateExistingDBPaths(ctx context.Context, f func(string) (bool, error)) error {
b.dbFilesGuard.RLock()
defer b.dbFilesGuard.RUnlock()
_, err := b.iterateExistingDBPathsDFS(ctx, "", f)
return err
}
func (b *Blobovniczas) iterateExistingDBPathsDFS(ctx context.Context, path string, f func(string) (bool, error)) (bool, error) {
if path == "" {
b.dbFilesGuard.RLock()
defer b.dbFilesGuard.RUnlock()
}
sysPath := filepath.Join(b.rootPath, path)
entries, err := os.ReadDir(sysPath)
if os.IsNotExist(err) && b.readOnly && path == "" { // non initialized tree in read only mode
@ -222,16 +220,14 @@ func (b *Blobovniczas) iterateExistingDBPathsDFS(ctx context.Context, path strin
}
func (b *Blobovniczas) iterateSortedDBPaths(ctx context.Context, addr oid.Address, f func(string) (bool, error)) error {
b.dbFilesGuard.RLock()
defer b.dbFilesGuard.RUnlock()
_, err := b.iterateSordedDBPathsInternal(ctx, "", addr, f)
return err
}
func (b *Blobovniczas) iterateSordedDBPathsInternal(ctx context.Context, path string, addr oid.Address, f func(string) (bool, error)) (bool, error) {
if path == "" {
b.dbFilesGuard.RLock()
defer b.dbFilesGuard.RUnlock()
}
sysPath := filepath.Join(b.rootPath, path)
entries, err := os.ReadDir(sysPath)
if os.IsNotExist(err) && b.readOnly && path == "" { // non initialized tree in read only mode

268
pkg/local_object_storage/blobstor/blobovniczatree/rebuild.go
View file

@ -5,11 +5,13 @@ import (
"errors"
"os"
"path/filepath"
"sync"
"time"
"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobovnicza"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/common"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"go.uber.org/zap"
)
@ -24,8 +26,18 @@ func (b *Blobovniczas) Rebuild(ctx context.Context, prm common.RebuildPrm) (comm
b.rebuildGuard.Lock()
defer b.rebuildGuard.Unlock()
b.log.Debug(logs.BlobovniczaTreeCollectingDBToRebuild)
var res common.RebuildRes
b.log.Debug(logs.BlobovniczaTreeCompletingPreviousRebuild)
completedPreviosMoves, err := b.completeIncompletedMove(ctx, prm.MetaStorage)
res.ObjectsMoved += completedPreviosMoves
if err != nil {
b.log.Warn(logs.BlobovniczaTreeCompletedPreviousRebuildFailed, zap.Error(err))
return res, err
}
b.log.Debug(logs.BlobovniczaTreeCompletedPreviousRebuildSuccess)
b.log.Debug(logs.BlobovniczaTreeCollectingDBToRebuild)
dbsToMigrate, err := b.getDBsToRebuild(ctx)
if err != nil {
b.log.Warn(logs.BlobovniczaTreeCollectingDBToRebuildFailed, zap.Error(err))
@ -82,7 +94,7 @@ func (b *Blobovniczas) rebuildDB(ctx context.Context, path string, meta common.M
shDB.Close()
}()
migratedObjects, err := b.moveObjects(ctx, blz, meta)
migratedObjects, err := b.moveObjects(ctx, blz, shDB.SystemPath(), meta)
if err != nil {
return migratedObjects, err
}
@ -90,13 +102,13 @@ func (b *Blobovniczas) rebuildDB(ctx context.Context, path string, meta common.M
return migratedObjects, err
}
func (b *Blobovniczas) moveObjects(ctx context.Context, blz *blobovnicza.Blobovnicza, meta common.MetaStorage) (uint64, error) {
func (b *Blobovniczas) moveObjects(ctx context.Context, blz *blobovnicza.Blobovnicza, blzPath string, meta common.MetaStorage) (uint64, error) {
var result uint64
var prm blobovnicza.IteratePrm
prm.DecodeAddresses()
prm.SetHandler(func(ie blobovnicza.IterationElement) error {
e := b.moveObject(ctx, ie.Address(), ie.ObjectData(), meta)
e := b.moveObject(ctx, blz, blzPath, ie.Address(), ie.ObjectData(), meta)
if e == nil {
result++
}
@ -107,15 +119,28 @@ func (b *Blobovniczas) moveObjects(ctx context.Context, blz *blobovnicza.Blobovn
return result, err
}
func (b *Blobovniczas) moveObject(ctx context.Context, addr oid.Address, data []byte, metaStore common.MetaStorage) error {
var pPrm common.PutPrm
pPrm.Address = addr
pPrm.RawData = data
pRes, err := b.Put(ctx, pPrm)
if err != nil {
return err
func (b *Blobovniczas) moveObject(ctx context.Context, source *blobovnicza.Blobovnicza, sourcePath string,
addr oid.Address, data []byte, metaStore common.MetaStorage) error {
it := &moveIterator{
B: b,
ID: nil,
AllFull: true,
Address: addr,
ObjectData: data,
MetaStore: metaStore,
Source: source,
SourceSysPath: sourcePath,
}
return metaStore.UpdateStorageID(ctx, addr, pRes.StorageID)
if err := b.iterateDeepest(ctx, addr, func(lvlPath string) (bool, error) { return it.tryMoveToLvl(ctx, lvlPath) }); err != nil {
return err
} else if it.ID == nil {
if it.AllFull {
return common.ErrNoSpace
}
return errPutFailed
}
return nil
}
func (b *Blobovniczas) dropDB(ctx context.Context, path string, shDb *sharedDB) (bool, error) {
@ -159,3 +184,222 @@ func (b *Blobovniczas) dropDirectoryIfEmpty(path string) error {
}
return b.dropDirectoryIfEmpty(filepath.Dir(path))
}
func (b *Blobovniczas) completeIncompletedMove(ctx context.Context, metaStore common.MetaStorage) (uint64, error) {
var count uint64
return count, b.iterateExistingDBPaths(ctx, func(s string) (bool, error) {
shDB := b.getBlobovnicza(s)
blz, err := shDB.Open()
if err != nil {
return true, err
}
defer shDB.Close()
incompletedMoves, err := blz.ListMoveInfo(ctx)
if err != nil {
return true, err
}
for _, move := range incompletedMoves {
if err := b.performMove(ctx, blz, shDB.SystemPath(), move, metaStore); err != nil {
return true, err
}
count++
}
return false, nil
})
}
func (b *Blobovniczas) performMove(ctx context.Context, source *blobovnicza.Blobovnicza, sourcePath string,
move blobovnicza.MoveInfo, metaStore common.MetaStorage) error {
targetDB := b.getBlobovnicza(NewIDFromBytes(move.TargetStorageID).Path())
target, err := targetDB.Open()
if err != nil {
return err
}
defer targetDB.Close()
existsInSource := true
var gPrm blobovnicza.GetPrm
gPrm.SetAddress(move.Address)
gRes, err := source.Get(ctx, gPrm)
if err != nil {
if client.IsErrObjectNotFound(err) {
existsInSource = false
} else {
b.log.Warn(logs.BlobovniczatreeCouldNotCheckExistenceInTargetDB, zap.Error(err))
return err
}
}
if !existsInSource { //object was deleted by Rebuild, need to delete move info
if err = source.DropMoveInfo(ctx, move.Address); err != nil {
b.log.Warn(logs.BlobovniczatreeCouldNotDropMoveInfo, zap.String("path", sourcePath), zap.Error(err))
return err
}
b.deleteProtectedObjects.Delete(move.Address)
return nil
}
existsInTarget, err := target.Exists(ctx, move.Address)
if err != nil {
b.log.Warn(logs.BlobovniczatreeCouldNotCheckExistenceInTargetDB, zap.Error(err))
return err
}
if !existsInTarget {
var putPrm blobovnicza.PutPrm
putPrm.SetAddress(move.Address)
putPrm.SetMarshaledObject(gRes.Object())
_, err = target.Put(ctx, putPrm)
if err != nil {
b.log.Warn(logs.BlobovniczatreeCouldNotPutObjectToTargetDB, zap.String("path", targetDB.SystemPath()), zap.Error(err))
return err
}
}
if err = metaStore.UpdateStorageID(ctx, move.Address, move.TargetStorageID); err != nil {
b.log.Warn(logs.BlobovniczatreeCouldNotUpdateStorageID, zap.Error(err))
return err
}
var deletePrm blobovnicza.DeletePrm
deletePrm.SetAddress(move.Address)
if _, err = source.Delete(ctx, deletePrm); err != nil {
b.log.Warn(logs.BlobovniczatreeCouldNotDeleteFromSource, zap.String("path", sourcePath), zap.Error(err))
return err
}
if err = source.DropMoveInfo(ctx, move.Address); err != nil {
b.log.Warn(logs.BlobovniczatreeCouldNotDropMoveInfo, zap.String("path", sourcePath), zap.Error(err))
return err
}
b.deleteProtectedObjects.Delete(move.Address)
return nil
}
type moveIterator struct {
B *Blobovniczas
ID *ID
AllFull bool
Address oid.Address
ObjectData []byte
MetaStore common.MetaStorage
Source *blobovnicza.Blobovnicza
SourceSysPath string
}
func (i *moveIterator) tryMoveToLvl(ctx context.Context, lvlPath string) (bool, error) {
target, err := i.B.activeDBManager.GetOpenedActiveDBForLevel(lvlPath)
if err != nil {
if !isLogical(err) {
i.B.reportError(logs.BlobovniczatreeCouldNotGetActiveBlobovnicza, err)
} else {
i.B.log.Warn(logs.BlobovniczatreeCouldNotGetActiveBlobovnicza, zap.Error(err))
}
return false, nil
}
if target == nil {
i.B.log.Warn(logs.BlobovniczatreeBlobovniczaOverflowed, zap.String("level", lvlPath))
return false, nil
}
defer target.Close()
i.AllFull = false
targetIDx := u64FromHexString(filepath.Base(target.SystemPath()))
targetStorageID := NewIDFromBytes([]byte(filepath.Join(lvlPath, u64ToHexString(targetIDx))))
if err = i.Source.PutMoveInfo(ctx, blobovnicza.MoveInfo{
Address: i.Address,
TargetStorageID: targetStorageID.Bytes(),
}); err != nil {
if !isLogical(err) {
i.B.reportError(logs.BlobovniczatreeCouldNotPutMoveInfoToSourceBlobovnicza, err)
} else {
i.B.log.Warn(logs.BlobovniczatreeCouldNotPutMoveInfoToSourceBlobovnicza, zap.String("path", i.SourceSysPath), zap.Error(err))
}
return true, nil
}
i.B.deleteProtectedObjects.Add(i.Address)
var putPrm blobovnicza.PutPrm
putPrm.SetAddress(i.Address)
putPrm.SetMarshaledObject(i.ObjectData)
_, err = target.Blobovnicza().Put(ctx, putPrm)
if err != nil {
if !isLogical(err) {
i.B.reportError(logs.BlobovniczatreeCouldNotPutObjectToActiveBlobovnicza, err)
} else {
i.B.log.Warn(logs.BlobovniczatreeCouldNotPutObjectToActiveBlobovnicza, zap.String("path", target.SystemPath()), zap.Error(err))
}
return true, nil
}
if err = i.MetaStore.UpdateStorageID(ctx, i.Address, targetStorageID.Bytes()); err != nil {
i.B.log.Warn(logs.BlobovniczatreeCouldNotUpdateStorageID, zap.Error(err))
return true, nil
}
var deletePrm blobovnicza.DeletePrm
deletePrm.SetAddress(i.Address)
if _, err = i.Source.Delete(ctx, deletePrm); err != nil {
if !isLogical(err) {
i.B.reportError(logs.BlobovniczatreeCouldNotDeleteFromSource, err)
} else {
i.B.log.Warn(logs.BlobovniczatreeCouldNotDeleteFromSource, zap.String("path", i.SourceSysPath), zap.Error(err))
}
return true, nil
}
if err = i.Source.DropMoveInfo(ctx, i.Address); err != nil {
if !isLogical(err) {
i.B.reportError(logs.BlobovniczatreeCouldNotDropMoveInfo, err)
} else {
i.B.log.Warn(logs.BlobovniczatreeCouldNotDropMoveInfo, zap.String("path", i.SourceSysPath), zap.Error(err))
}
return true, nil
}
i.B.deleteProtectedObjects.Delete(i.Address)
i.ID = targetStorageID
return true, nil
}
type addressMap struct {
data map[oid.Address]struct{}
guard *sync.RWMutex
}
func newAddressMap() *addressMap {
return &addressMap{
data: make(map[oid.Address]struct{}),
guard: &sync.RWMutex{},
}
}
func (m *addressMap) Add(address oid.Address) {
m.guard.Lock()
defer m.guard.Unlock()
m.data[address] = struct{}{}
}
func (m *addressMap) Delete(address oid.Address) {
m.guard.Lock()
defer m.guard.Unlock()
delete(m.data, address)
}
func (m *addressMap) Contains(address oid.Address) bool {
m.guard.RLock()
defer m.guard.RUnlock()
_, contains := m.data[address]
return contains
}

192
pkg/local_object_storage/blobstor/blobovniczatree/rebuild_failover_test.go Normal file
View file

@ -0,0 +1,192 @@
package blobovniczatree
import (
"bytes"
"context"
"path/filepath"
"testing"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobovnicza"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/common"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/internal/blobstortest"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger/test"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"github.com/stretchr/testify/require"
)
func TestRebuildFailover(t *testing.T) {
t.Parallel()
t.Run("only move info saved", testRebuildFailoverOnlyMoveInfoSaved)
t.Run("object saved to target", testRebuildFailoverObjectSavedToTarget)
t.Run("object deleted from source", testRebuildFailoverObjectDeletedFromSource)
}
func testRebuildFailoverOnlyMoveInfoSaved(t *testing.T) {
t.Parallel()
dir := t.TempDir()
blz := blobovnicza.New(blobovnicza.WithPath(filepath.Join(dir, "0", "0", "1.db")))
require.NoError(t, blz.Open())
require.NoError(t, blz.Init())
obj := blobstortest.NewObject(1024)
data, err := obj.Marshal()
require.NoError(t, err)
var pPrm blobovnicza.PutPrm
pPrm.SetAddress(object.AddressOf(obj))
pPrm.SetMarshaledObject(data)
_, err = blz.Put(context.Background(), pPrm)
require.NoError(t, err)
require.NoError(t, blz.PutMoveInfo(context.Background(), blobovnicza.MoveInfo{
Address: object.AddressOf(obj),
TargetStorageID: []byte("0/0/0"),
}))
require.NoError(t, blz.Close())
testRebuildFailoverValidate(t, dir, obj, true)
}
func testRebuildFailoverObjectSavedToTarget(t *testing.T) {
t.Parallel()
dir := t.TempDir()
blz := blobovnicza.New(blobovnicza.WithPath(filepath.Join(dir, "0", "0", "1.db")))
require.NoError(t, blz.Open())
require.NoError(t, blz.Init())
obj := blobstortest.NewObject(1024)
data, err := obj.Marshal()
require.NoError(t, err)
var pPrm blobovnicza.PutPrm
pPrm.SetAddress(object.AddressOf(obj))
pPrm.SetMarshaledObject(data)
_, err = blz.Put(context.Background(), pPrm)
require.NoError(t, err)
require.NoError(t, blz.PutMoveInfo(context.Background(), blobovnicza.MoveInfo{
Address: object.AddressOf(obj),
TargetStorageID: []byte("0/0/0"),
}))
require.NoError(t, blz.Close())
blz = blobovnicza.New(blobovnicza.WithPath(filepath.Join(dir, "0", "0", "0.db")))
require.NoError(t, blz.Open())
require.NoError(t, blz.Init())
_, err = blz.Put(context.Background(), pPrm)
require.NoError(t, err)
require.NoError(t, blz.Close())
testRebuildFailoverValidate(t, dir, obj, true)
}
func testRebuildFailoverObjectDeletedFromSource(t *testing.T) {
t.Parallel()
dir := t.TempDir()
blz := blobovnicza.New(blobovnicza.WithPath(filepath.Join(dir, "0", "0", "1.db")))
require.NoError(t, blz.Open())
require.NoError(t, blz.Init())
obj := blobstortest.NewObject(1024)
data, err := obj.Marshal()
require.NoError(t, err)
require.NoError(t, blz.PutMoveInfo(context.Background(), blobovnicza.MoveInfo{
Address: object.AddressOf(obj),
TargetStorageID: []byte("0/0/0"),
}))
require.NoError(t, blz.Close())
blz = blobovnicza.New(blobovnicza.WithPath(filepath.Join(dir, "0", "0", "0.db")))
require.NoError(t, blz.Open())
require.NoError(t, blz.Init())
var pPrm blobovnicza.PutPrm
pPrm.SetAddress(object.AddressOf(obj))
pPrm.SetMarshaledObject(data)
_, err = blz.Put(context.Background(), pPrm)
require.NoError(t, err)
require.NoError(t, blz.Close())
testRebuildFailoverValidate(t, dir, obj, false)
}
func testRebuildFailoverValidate(t *testing.T, dir string, obj *objectSDK.Object, mustUpdateStorageID bool) {
b := NewBlobovniczaTree(
WithLogger(test.NewLogger(t, true)),
WithObjectSizeLimit(2048),
WithBlobovniczaShallowWidth(2),
WithBlobovniczaShallowDepth(2),
WithRootPath(dir),
WithBlobovniczaSize(100*1024*1024),
WithWaitBeforeDropDB(0),
WithOpenedCacheSize(1000))
require.NoError(t, b.Open(false))
require.NoError(t, b.Init())
var dPrm common.DeletePrm
dPrm.Address = object.AddressOf(obj)
dPrm.StorageID = []byte("0/0/1")
_, err := b.Delete(context.Background(), dPrm)
require.ErrorIs(t, err, errObjectIsDeleteProtected)
metaStub := &storageIDUpdateStub{
storageIDs: make(map[oid.Address][]byte),
}
rRes, err := b.Rebuild(context.Background(), common.RebuildPrm{
MetaStorage: metaStub,
})
require.NoError(t, err)
require.Equal(t, uint64(1), rRes.ObjectsMoved)
require.Equal(t, uint64(0), rRes.FilesRemoved)
require.NoError(t, b.Close())
blz := blobovnicza.New(blobovnicza.WithPath(filepath.Join(dir, "0", "0", "1.db")))
require.NoError(t, blz.Open())
require.NoError(t, blz.Init())
moveInfo, err := blz.ListMoveInfo(context.Background())
require.NoError(t, err)
require.Equal(t, 0, len(moveInfo))
var gPrm blobovnicza.GetPrm
gPrm.SetAddress(object.AddressOf(obj))
_, err = blz.Get(context.Background(), gPrm)
require.True(t, client.IsErrObjectNotFound(err))
require.NoError(t, blz.Close())
blz = blobovnicza.New(blobovnicza.WithPath(filepath.Join(dir, "0", "0", "0.db")))
require.NoError(t, blz.Open())
require.NoError(t, blz.Init())
moveInfo, err = blz.ListMoveInfo(context.Background())
require.NoError(t, err)
require.Equal(t, 0, len(moveInfo))
gRes, err := blz.Get(context.Background(), gPrm)
require.NoError(t, err)
require.True(t, len(gRes.Object()) > 0)
if mustUpdateStorageID {
require.True(t, bytes.Equal([]byte("0/0/0"), metaStub.storageIDs[object.AddressOf(obj)]))
}
require.NoError(t, blz.Close())
}