forked from TrueCloudLab/frostfs-node
[#1523] local_object_storage: Unify parameters for the Exists
operation
Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
This commit is contained in:
parent
d75d030a90
commit
ca15083a50
6 changed files with 51 additions and 59 deletions
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@ -4,23 +4,23 @@ import (
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"path/filepath"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobovnicza"
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oid "github.com/nspcc-dev/neofs-sdk-go/object/id"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/common"
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"go.uber.org/zap"
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)
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func (b *Blobovniczas) Exists(addr oid.Address) (bool, error) {
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func (b *Blobovniczas) Exists(prm common.ExistsPrm) (common.ExistsRes, error) {
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activeCache := make(map[string]struct{})
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var prm blobovnicza.GetPrm
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prm.SetAddress(addr)
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var gPrm blobovnicza.GetPrm
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gPrm.SetAddress(prm.Address)
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var found bool
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err := b.iterateSortedLeaves(&addr, func(p string) (bool, error) {
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err := b.iterateSortedLeaves(&prm.Address, func(p string) (bool, error) {
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dirPath := filepath.Dir(p)
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_, ok := activeCache[dirPath]
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_, err := b.getObjectFromLevel(prm, p, !ok)
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_, err := b.getObjectFromLevel(gPrm, p, !ok)
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if err != nil {
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if !blobovnicza.IsErrNotFound(err) {
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b.log.Debug("could not get object from level",
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@ -34,5 +34,5 @@ func (b *Blobovniczas) Exists(addr oid.Address) (bool, error) {
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return found, nil
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})
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return found, err
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return common.ExistsRes{Exists: found}, err
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}
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13
pkg/local_object_storage/blobstor/common/exists.go
Normal file
13
pkg/local_object_storage/blobstor/common/exists.go
Normal file
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@ -0,0 +1,13 @@
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package common
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import oid "github.com/nspcc-dev/neofs-sdk-go/object/id"
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// ExistsPrm groups the parameters of Exists operation.
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type ExistsPrm struct {
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Address oid.Address
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}
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// ExistsRes groups the resulting values of Exists operation.
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type ExistsRes struct {
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Exists bool
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}
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@ -3,33 +3,18 @@ package blobstor
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import (
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"errors"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/common"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/fstree"
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oid "github.com/nspcc-dev/neofs-sdk-go/object/id"
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"go.uber.org/zap"
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)
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// ExistsPrm groups the parameters of Exists operation.
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type ExistsPrm struct {
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address
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}
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// ExistsRes groups the resulting values of Exists operation.
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type ExistsRes struct {
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exists bool
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}
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// Exists returns the fact that the object is in BLOB storage.
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func (r ExistsRes) Exists() bool {
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return r.exists
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}
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// Exists checks if the object is presented in BLOB storage.
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//
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// Returns any error encountered that did not allow
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// to completely check object existence.
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func (b *BlobStor) Exists(prm ExistsPrm) (ExistsRes, error) {
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func (b *BlobStor) Exists(prm common.ExistsPrm) (common.ExistsRes, error) {
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// check presence in shallow dir first (cheaper)
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exists, err := b.existsBig(prm.addr)
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res, err := b.existsBig(prm)
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// If there was an error during existence check below,
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// it will be returned unless object was found in blobovnicza.
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@ -40,13 +25,13 @@ func (b *BlobStor) Exists(prm ExistsPrm) (ExistsRes, error) {
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// error | found | log the error, return true, nil
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// error | not found | return the error
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// error | error | log the first error, return the second
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if !exists {
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if !res.Exists {
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var smallErr error
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exists, smallErr = b.existsSmall(prm.addr)
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if err != nil && (smallErr != nil || exists) {
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res, smallErr = b.existsSmall(prm)
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if err != nil && (smallErr != nil || res.Exists) {
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b.log.Warn("error occured during object existence checking",
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zap.Stringer("address", prm.addr),
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zap.Stringer("address", prm.Address),
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zap.String("error", err.Error()))
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err = nil
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}
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@ -55,24 +40,20 @@ func (b *BlobStor) Exists(prm ExistsPrm) (ExistsRes, error) {
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}
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}
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if err != nil {
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return ExistsRes{}, err
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}
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return ExistsRes{exists: exists}, err
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return res, err
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}
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// checks if object is presented in shallow dir.
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func (b *BlobStor) existsBig(addr oid.Address) (bool, error) {
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_, err := b.fsTree.Exists(addr)
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func (b *BlobStor) existsBig(prm common.ExistsPrm) (common.ExistsRes, error) {
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_, err := b.fsTree.Exists(prm.Address)
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if errors.Is(err, fstree.ErrFileNotFound) {
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return false, nil
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return common.ExistsRes{}, nil
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}
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return err == nil, err
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return common.ExistsRes{Exists: err == nil}, err
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}
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// existsSmall checks if object is presented in blobovnicza.
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func (b *BlobStor) existsSmall(addr oid.Address) (bool, error) {
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return b.blobovniczas.Exists(addr)
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func (b *BlobStor) existsSmall(prm common.ExistsPrm) (common.ExistsRes, error) {
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return b.blobovniczas.Exists(prm)
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}
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@ -6,6 +6,7 @@ import (
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"testing"
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objectCore "github.com/nspcc-dev/neofs-node/pkg/core/object"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/common"
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cidtest "github.com/nspcc-dev/neofs-sdk-go/container/id/test"
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objectSDK "github.com/nspcc-dev/neofs-sdk-go/object"
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oidtest "github.com/nspcc-dev/neofs-sdk-go/object/id/test"
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@ -37,19 +38,19 @@ func TestExists(t *testing.T) {
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require.NoError(t, err)
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}
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var prm ExistsPrm
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var prm common.ExistsPrm
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for i := range objects {
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prm.SetAddress(objectCore.AddressOf(objects[i]))
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prm.Address = objectCore.AddressOf(objects[i])
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res, err := b.Exists(prm)
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require.NoError(t, err)
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require.True(t, res.Exists())
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require.True(t, res.Exists)
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}
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prm.SetAddress(oidtest.Address())
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prm.Address = oidtest.Address()
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res, err := b.Exists(prm)
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require.NoError(t, err)
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require.False(t, res.Exists())
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require.False(t, res.Exists)
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t.Run("corrupt direcrory", func(t *testing.T) {
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var bigDir string
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@ -67,13 +68,13 @@ func TestExists(t *testing.T) {
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t.Cleanup(func() { require.NoError(t, os.Chmod(dir, b.fsTree.Permissions)) })
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// Object exists, first error is logged.
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prm.SetAddress(objectCore.AddressOf(objects[0]))
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prm.Address = objectCore.AddressOf(objects[0])
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res, err := b.Exists(prm)
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require.NoError(t, err)
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require.True(t, res.Exists())
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require.True(t, res.Exists)
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// Object doesn't exist, first error is returned.
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prm.SetAddress(objectCore.AddressOf(objects[1]))
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prm.Address = objectCore.AddressOf(objects[1])
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_, err = b.Exists(prm)
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require.Error(t, err)
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})
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@ -1,7 +1,7 @@
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package shard
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import (
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/common"
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meta "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/metabase"
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oid "github.com/nspcc-dev/neofs-sdk-go/object/id"
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)
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@ -38,12 +38,12 @@ func (s *Shard) Exists(prm ExistsPrm) (ExistsRes, error) {
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var err error
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if s.GetMode().NoMetabase() {
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var p blobstor.ExistsPrm
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p.SetAddress(prm.addr)
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var p common.ExistsPrm
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p.Address = prm.addr
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var res blobstor.ExistsRes
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var res common.ExistsRes
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res, err = s.blobStor.Exists(p)
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exists = res.Exists()
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exists = res.Exists
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} else {
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var existsPrm meta.ExistsPrm
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existsPrm.SetAddress(prm.addr)
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@ -4,7 +4,7 @@ import (
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"errors"
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"github.com/nspcc-dev/neofs-node/pkg/core/object"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/common"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/fstree"
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meta "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/metabase"
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apistatus "github.com/nspcc-dev/neofs-sdk-go/client/status"
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@ -75,9 +75,6 @@ func (c *cache) isFlushed(addr oid.Address) bool {
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return false
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}
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var prm blobstor.ExistsPrm
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prm.SetAddress(addr)
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res, err := c.blobstor.Exists(prm)
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return err == nil && res.Exists()
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res, err := c.blobstor.Exists(common.ExistsPrm{Address: addr})
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return err == nil && res.Exists
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}
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