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frostfs-node
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[#661] blobovniczatree: Use .db extension for db files 

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
pull/812/head
Dmitrii Stepanov 2023-09-19 18:08:38 +03:00
parent 44552a849b
commit 484eb59893
15 changed files with 160 additions and 24 deletions
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4
cmd/frostfs-lens/internal/meta/inspect.go
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@ -5,7 +5,7 @@ import (
"fmt"
common "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-lens/internal"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobovnicza"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/blobovniczatree"
meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@ -40,7 +40,7 @@ func inspectFunc(cmd *cobra.Command, _ []string) {
common.ExitOnErr(cmd, common.Errf("could not check if the obj is small: %w", err))
if id := resStorageID.StorageID(); id != nil {
cmd.Printf("Object storageID: %s\n\n", blobovnicza.NewIDFromBytes(id).String())
cmd.Printf("Object storageID: %s\n\n", blobovniczatree.NewIDFromBytes(id).Path())
} else {
cmd.Printf("Object does not contain storageID\n\n")
}

6
internal/logs/logs.go
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@ -523,4 +523,10 @@ const (
BlobstoreRebuildStarted = "blobstore rebuild started"
BlobstoreRebuildCompletedSuccessfully = "blobstore rebuild completed successfully"
BlobstoreRebuildStopped = "blobstore rebuild stopped"
BlobovniczaTreeFixingFileExtensions = "fixing blobovnicza tree file extensions..."
BlobovniczaTreeFixingFileExtensionsCompletedSuccessfully = "fixing blobovnicza tree file extensions completed successfully"
BlobovniczaTreeFixingFileExtensionsFailed = "failed to fix blobovnicza tree file extensions"
BlobovniczaTreeFixingFileExtensionForFile = "fixing blobovnicza file extension..."
BlobovniczaTreeFixingFileExtensionCompletedSuccessfully = "fixing blobovnicza file extension completed successfully"
BlobovniczaTreeFixingFileExtensionFailed = "failed to fix blobovnicza file extension"
)

2
pkg/local_object_storage/blobstor/blobovniczatree/active.go
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@ -154,7 +154,7 @@ func (m *activeDBManager) getNextSharedDB(lvlPath string) (*sharedDB, error) {
var next *sharedDB
for iterCount < m.leafWidth {
path := filepath.Join(lvlPath, u64ToHexString(idx))
path := filepath.Join(lvlPath, u64ToHexStringExt(idx))
shDB := m.dbManager.GetByPath(path)
db, err := shDB.Open() // open db to hold active DB open, will be closed if db is full, after m.replace or by activeDBManager.Close()
if err != nil {

13
pkg/local_object_storage/blobstor/blobovniczatree/blobovnicza.go
View File

@ -4,6 +4,7 @@ import (
"errors"
"fmt"
"strconv"
"strings"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/common"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/compression"
@ -63,6 +64,10 @@ var _ common.Storage = (*Blobovniczas)(nil)
var errPutFailed = errors.New("could not save the object in any blobovnicza")
const (
dbExtension = ".db"
)
// NewBlobovniczaTree returns new instance of blobovniczas tree.
func NewBlobovniczaTree(opts ...Option) (blz *Blobovniczas) {
blz = new(Blobovniczas)
@ -94,14 +99,16 @@ func addressHash(addr *oid.Address, path string) uint64 {
return hrw.StringHash(a + path)
}
// converts uint64 to hex string.
func u64ToHexString(ind uint64) string {
return strconv.FormatUint(ind, 16)
}
// converts uint64 hex string to uint64.
func u64ToHexStringExt(ind uint64) string {
return strconv.FormatUint(ind, 16) + dbExtension
}
func u64FromHexString(str string) uint64 {
v, err := strconv.ParseUint(str, 16, 64)
v, err := strconv.ParseUint(strings.TrimSuffix(str, dbExtension), 16, 64)
if err != nil {
panic(fmt.Sprintf("blobovnicza name is not an index %s", str))
}

47
pkg/local_object_storage/blobstor/blobovniczatree/control.go
View File

@ -2,11 +2,17 @@ package blobovniczatree
import (
"context"
"errors"
"os"
"path/filepath"
"strings"
"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
"go.uber.org/zap"
)
var errFailedToChangeExtensionReadOnly = errors.New("failed to change blobovnicza extension: read only mode")
// Open opens blobovnicza tree.
func (b *Blobovniczas) Open(readOnly bool) error {
b.readOnly = readOnly
@ -21,6 +27,13 @@ func (b *Blobovniczas) Open(readOnly bool) error {
func (b *Blobovniczas) Init() error {
b.log.Debug(logs.BlobovniczatreeInitializingBlobovniczas)
b.log.Debug(logs.BlobovniczaTreeFixingFileExtensions)
if err := b.addDBExtensionToDBs(b.rootPath, 0); err != nil {
b.log.Error(logs.BlobovniczaTreeFixingFileExtensionsFailed, zap.Error(err))
return err
}
b.log.Debug(logs.BlobovniczaTreeFixingFileExtensionsCompletedSuccessfully)
if b.readOnly {
b.log.Debug(logs.BlobovniczatreeReadonlyModeSkipBlobovniczasInitialization)
return nil
@ -64,3 +77,37 @@ func (b *Blobovniczas) getBlobovnicza(p string) *sharedDB {
func (b *Blobovniczas) getBlobovniczaWithoutCaching(p string) *sharedDB {
return b.commondbManager.GetByPath(p)
}
func (b *Blobovniczas) addDBExtensionToDBs(path string, depth uint64) error {
entries, err := os.ReadDir(path)
if os.IsNotExist(err) && depth == 0 {
return nil
}
for _, entry := range entries {
if entry.IsDir() {
if err := b.addDBExtensionToDBs(filepath.Join(path, entry.Name()), depth+1); err != nil {
return err
}
continue
}
if strings.HasSuffix(entry.Name(), dbExtension) {
continue
}
if b.readOnly {
return errFailedToChangeExtensionReadOnly
}
sourcePath := filepath.Join(path, entry.Name())
targetPath := filepath.Join(path, entry.Name()+dbExtension)
b.log.Debug(logs.BlobovniczaTreeFixingFileExtensionForFile, zap.String("source", sourcePath), zap.String("target", targetPath))
if err := os.Rename(sourcePath, targetPath); err != nil {
b.log.Error(logs.BlobovniczaTreeFixingFileExtensionFailed, zap.String("source", sourcePath), zap.String("target", targetPath), zap.Error(err))
return err
}
b.log.Debug(logs.BlobovniczaTreeFixingFileExtensionCompletedSuccessfully, zap.String("source", sourcePath), zap.String("target", targetPath))
}
return nil
}

69
pkg/local_object_storage/blobstor/blobovniczatree/control_test.go 100644
View File

@ -0,0 +1,69 @@
package blobovniczatree
import (
"os"
"path/filepath"
"strings"
"testing"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobovnicza"
"github.com/stretchr/testify/require"
)
func TestDBExtensionFix(t *testing.T) {
root := t.TempDir()
createTestTree(t, 0, 2, 3, root)
t.Run("adds suffix if not exists", func(t *testing.T) {
openAndCloseTestTree(t, 2, 3, root)
validateTestTree(t, root)
})
t.Run("not adds second suffix if exists", func(t *testing.T) {
openAndCloseTestTree(t, 2, 3, root)
validateTestTree(t, root)
})
}
func createTestTree(t *testing.T, currentDepth, depth, width uint64, path string) {
if currentDepth == depth {
var w uint64
for ; w < width; w++ {
dbPath := filepath.Join(path, u64ToHexString(w))
b := blobovnicza.New(blobovnicza.WithPath(dbPath))
require.NoError(t, b.Open())
require.NoError(t, b.Init())
require.NoError(t, b.Close())
}
return
}
var w uint64
for ; w < width; w++ {
createTestTree(t, currentDepth+1, depth, width, filepath.Join(path, u64ToHexString(w)))
}
}
func openAndCloseTestTree(t *testing.T, depth, width uint64, path string) {
blz := NewBlobovniczaTree(
WithBlobovniczaShallowDepth(depth),
WithBlobovniczaShallowWidth(width),
WithRootPath(path),
)
require.NoError(t, blz.Open(false))
require.NoError(t, blz.Init())
require.NoError(t, blz.Close())
}
func validateTestTree(t *testing.T, path string) {
entries, err := os.ReadDir(path)
require.NoError(t, err)
for _, entry := range entries {
if entry.IsDir() {
validateTestTree(t, filepath.Join(path, entry.Name()))
} else {
require.True(t, strings.HasSuffix(entry.Name(), dbExtension))
require.False(t, strings.HasSuffix(strings.TrimSuffix(entry.Name(), dbExtension), dbExtension))
}
}
}

4
pkg/local_object_storage/blobstor/blobovniczatree/delete.go
View File

@ -47,8 +47,8 @@ func (b *Blobovniczas) Delete(ctx context.Context, prm common.DeletePrm) (res co
bPrm.SetAddress(prm.Address)
if prm.StorageID != nil {
id := blobovnicza.NewIDFromBytes(prm.StorageID)
shBlz := b.getBlobovnicza(id.String())
id := NewIDFromBytes(prm.StorageID)
shBlz := b.getBlobovnicza(id.Path())
blz, err := shBlz.Open()
if err != nil {
return res, err

4
pkg/local_object_storage/blobstor/blobovniczatree/exists.go
View File

@ -36,8 +36,8 @@ func (b *Blobovniczas) Exists(ctx context.Context, prm common.ExistsPrm) (common
defer span.End()
if prm.StorageID != nil {
id := blobovnicza.NewIDFromBytes(prm.StorageID)
shBlz := b.getBlobovnicza(id.String())
id := NewIDFromBytes(prm.StorageID)
shBlz := b.getBlobovnicza(id.Path())
blz, err := shBlz.Open()
if err != nil {
return common.ExistsRes{}, err

2
pkg/local_object_storage/blobstor/blobovniczatree/exists_test.go
View File

@ -55,7 +55,7 @@ func TestExistsInvalidStorageID(t *testing.T) {
// An invalid boltdb file is created so that it returns an error when opened
require.NoError(t, os.MkdirAll(filepath.Join(dir, relBadFileDir), os.ModePerm))
require.NoError(t, os.WriteFile(filepath.Join(dir, relBadFileDir, badFileName), []byte("not a boltdb file content"), 0o777))
require.NoError(t, os.WriteFile(filepath.Join(dir, relBadFileDir, badFileName+".db"), []byte("not a boltdb file content"), 0o777))
res, err := b.Exists(context.Background(), common.ExistsPrm{Address: addr, StorageID: []byte(filepath.Join(relBadFileDir, badFileName))})
require.Error(t, err)

4
pkg/local_object_storage/blobstor/blobovniczatree/get.go
View File

@ -47,8 +47,8 @@ func (b *Blobovniczas) Get(ctx context.Context, prm common.GetPrm) (res common.G
bPrm.SetAddress(prm.Address)
if prm.StorageID != nil {
id := blobovnicza.NewIDFromBytes(prm.StorageID)
shBlz := b.getBlobovnicza(id.String())
id := NewIDFromBytes(prm.StorageID)
shBlz := b.getBlobovnicza(id.Path())
blz, err := shBlz.Open()
if err != nil {
return res, err

4
pkg/local_object_storage/blobstor/blobovniczatree/get_range.go
View File

@ -46,8 +46,8 @@ func (b *Blobovniczas) GetRange(ctx context.Context, prm common.GetRangePrm) (re
defer span.End()
if prm.StorageID != nil {
id := blobovnicza.NewIDFromBytes(prm.StorageID)
shBlz := b.getBlobovnicza(id.String())
id := NewIDFromBytes(prm.StorageID)
shBlz := b.getBlobovnicza(id.Path())
blz, err := shBlz.Open()
if err != nil {
return common.GetRangeRes{}, err

6
pkg/local_object_storage/blobovnicza/id.go → pkg/local_object_storage/blobstor/blobovniczatree/id.go
View File

@ -1,4 +1,4 @@
package blobovnicza
package blobovniczatree
// ID represents Blobovnicza identifier.
type ID []byte
@ -8,8 +8,8 @@ func NewIDFromBytes(v []byte) *ID {
return (*ID)(&v)
}
func (id ID) String() string {
return string(id)
func (id ID) Path() string {
return string(id) + dbExtension
}
func (id ID) Bytes() []byte {

13
pkg/local_object_storage/blobstor/blobovniczatree/iterate.go
View File

@ -4,6 +4,7 @@ import (
"context"
"fmt"
"path/filepath"
"strings"
"time"
"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
@ -54,7 +55,7 @@ func (b *Blobovniczas) Iterate(ctx context.Context, prm common.IteratePrm) (comm
return prm.Handler(common.IterationElement{
Address: elem.Address(),
ObjectData: data,
StorageID: []byte(p),
StorageID: []byte(strings.TrimSuffix(p, dbExtension)),
})
}
return nil
@ -140,10 +141,16 @@ func (b *Blobovniczas) iterateSorted(ctx context.Context, addr *oid.Address, cur
return false, ctx.Err()
default:
}
lastPart := u64ToHexString(indices[i])
if isLeafLevel {
lastPart = u64ToHexStringExt(indices[i])
}
if i == 0 {
curPath = append(curPath, u64ToHexString(indices[i]))
curPath = append(curPath, lastPart)
} else {
curPath[len(curPath)-1] = u64ToHexString(indices[i])
curPath[len(curPath)-1] = lastPart
}
if exec {

2
pkg/local_object_storage/blobstor/blobovniczatree/manager.go
View File

@ -117,7 +117,7 @@ func newLevelDBManager(width uint64, options []blobovnicza.Option, rootPath stri
databases: make([]*sharedDB, width),
}
for idx := uint64(0); idx < width; idx++ {
result.databases[idx] = newSharedDB(options, filepath.Join(rootPath, lvlPath, u64ToHexString(idx)), readOnly, metrics, openDBCounter, closedFlog, log)
result.databases[idx] = newSharedDB(options, filepath.Join(rootPath, lvlPath, u64ToHexStringExt(idx)), readOnly, metrics, openDBCounter, closedFlog, log)
}
return result
}

4
pkg/local_object_storage/blobstor/blobovniczatree/put.go
View File

@ -70,7 +70,7 @@ func (b *Blobovniczas) Put(ctx context.Context, prm common.PutPrm) (common.PutRe
type putIterator struct {
B *Blobovniczas
ID *blobovnicza.ID
ID *ID
AllFull bool
PutPrm blobovnicza.PutPrm
}
@ -113,7 +113,7 @@ func (i *putIterator) iterate(ctx context.Context, lvlPath string) (bool, error)
}
idx := u64FromHexString(filepath.Base(active.Path()))
i.ID = blobovnicza.NewIDFromBytes([]byte(filepath.Join(lvlPath, u64ToHexString(idx))))
i.ID = NewIDFromBytes([]byte(filepath.Join(lvlPath, u64ToHexString(idx))))
return true, nil
}