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[#205] Add md5 checksum in header

Browse source 
Signed-off-by: Marina Biryukova <m.biryukova@yadro.com>
This commit is contained in:
Marina Biryukova 2023-10-02 11:52:07 +03:00
parent 8d6aa0d40a
commit 25bb581fee
26 changed files with 254 additions and 39 deletions
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8
api/data/info.go
View file

@ -46,6 +46,7 @@ type (
Created time.Time
CreationEpoch uint64
HashSum string
MD5Sum string
Owner user.ID
Headers map[string]string
}
@ -116,6 +117,13 @@ func (o *ObjectInfo) Address() oid.Address {
return addr
}
func (o *ObjectInfo) ETag(md5Enabled bool) string {
if md5Enabled && len(o.MD5Sum) > 0 {
return o.MD5Sum
}
return o.HashSum
}
func (b BucketSettings) Unversioned() bool {
return b.Versioning == VersioningUnversioned
}

2
api/data/tree.go
View file

@ -56,6 +56,7 @@ type BaseNodeVersion struct {
Timestamp uint64
Size uint64
ETag string
MD5 string
FilePath string
}
@ -86,6 +87,7 @@ type PartInfo struct {
OID oid.ID `json:"oid"`
Size uint64 `json:"size"`
ETag string `json:"etag"`
MD5 string `json:"md5"`
Created time.Time `json:"created"`
}

1
api/handler/api.go
View file

@ -42,6 +42,7 @@ type (
IsResolveListAllow() bool
CompleteMultipartKeepalive() time.Duration
BypassContentEncodingInChunks() bool
MD5Enabled() bool
}
)

8
api/handler/get.go
View file

@ -78,7 +78,8 @@ func addSSECHeaders(responseHeader http.Header, requestHeader http.Header) {
responseHeader.Set(api.AmzServerSideEncryptionCustomerKeyMD5, requestHeader.Get(api.AmzServerSideEncryptionCustomerKeyMD5))
}
func writeHeaders(h http.Header, requestHeader http.Header, extendedInfo *data.ExtendedObjectInfo, tagSetLength int, isBucketUnversioned bool) {
func writeHeaders(h http.Header, requestHeader http.Header, extendedInfo *data.ExtendedObjectInfo, tagSetLength int,
isBucketUnversioned, md5Enabled bool) {
info := extendedInfo.ObjectInfo
if len(info.ContentType) > 0 && h.Get(api.ContentType) == "" {
h.Set(api.ContentType, info.ContentType)
@ -94,7 +95,8 @@ func writeHeaders(h http.Header, requestHeader http.Header, extendedInfo *data.E
h.Set(api.ContentLength, strconv.FormatUint(info.Size, 10))
}
h.Set(api.ETag, info.HashSum)
h.Set(api.ETag, info.ETag(md5Enabled))
h.Set(api.AmzTaggingCount, strconv.Itoa(tagSetLength))
if !isBucketUnversioned {
@ -222,7 +224,7 @@ func (h *handler) GetObjectHandler(w http.ResponseWriter, r *http.Request) {
return
}
writeHeaders(w.Header(), r.Header, extendedInfo, len(tagSet), bktSettings.Unversioned())
writeHeaders(w.Header(), r.Header, extendedInfo, len(tagSet), bktSettings.Unversioned(), h.cfg.MD5Enabled())
if params != nil {
writeRangeHeaders(w, params, fullSize)
} else {

13
api/handler/get_test.go
View file

@ -197,6 +197,19 @@ func TestGetObject(t *testing.T) {
getObjectAssertS3Error(hc, bktName, objName, emptyVersion, errors.ErrNoSuchKey)
}
func TestGetObjectEnabledMD5(t *testing.T) {
hc := prepareHandlerContext(t)
bktName, objName := "bucket", "obj"
_, objInfo := createBucketAndObject(hc, bktName, objName)
_, headers := getObject(hc, bktName, objName)
require.Equal(t, objInfo.HashSum, headers.Get(api.ETag))
hc.config.md5Enabled = true
_, headers = getObject(hc, bktName, objName)
require.Equal(t, objInfo.MD5Sum, headers.Get(api.ETag))
}
func putObjectContent(hc *handlerContext, bktName, objName, content string) {
body := bytes.NewReader([]byte(content))
w, r := prepareTestPayloadRequest(hc, bktName, objName, body)

5
api/handler/handlers_test.go
View file

@ -63,6 +63,7 @@ type configMock struct {
copiesNumbers map[string][]uint32
defaultCopiesNumbers []uint32
bypassContentEncodingInChunks bool
md5Enabled bool
}
func (c *configMock) DefaultPlacementPolicy() netmap.PlacementPolicy {
@ -110,6 +111,10 @@ func (c *configMock) CompleteMultipartKeepalive() time.Duration {
return time.Duration(0)
}
func (c *configMock) MD5Enabled() bool {
return c.md5Enabled
}
func prepareHandlerContext(t *testing.T) *handlerContext {
return prepareHandlerContextBase(t, false)
}

2
api/handler/head.go
View file

@ -118,7 +118,7 @@ func (h *handler) HeadObjectHandler(w http.ResponseWriter, r *http.Request) {
return
}
writeHeaders(w.Header(), r.Header, extendedInfo, len(tagSet), bktSettings.Unversioned())
writeHeaders(w.Header(), r.Header, extendedInfo, len(tagSet), bktSettings.Unversioned(), h.cfg.MD5Enabled())
w.WriteHeader(http.StatusOK)
}

5
api/handler/multipart_upload.go
View file

@ -246,6 +246,7 @@ func (h *handler) UploadPartHandler(w http.ResponseWriter, r *http.Request) {
PartNumber: partNumber,
Size: size,
Reader: body,
ContentMD5: r.Header.Get(api.ContentMD5),
}
p.Info.Encryption, err = formEncryptionParams(r)
@ -376,8 +377,8 @@ func (h *handler) UploadPartCopy(w http.ResponseWriter, r *http.Request) {
}
response := UploadPartCopyResponse{
ETag: info.HashSum,
LastModified: info.Created.UTC().Format(time.RFC3339),
ETag: info.ETag(h.cfg.MD5Enabled()),
}
if p.Info.Encryption.Enabled() {
@ -452,8 +453,8 @@ func (h *handler) CompleteMultipartUploadHandler(w http.ResponseWriter, r *http.
response := CompleteMultipartUploadResponse{
Bucket: objInfo.Bucket,
ETag: objInfo.HashSum,
Key: objInfo.Name,
ETag: objInfo.ETag(h.cfg.MD5Enabled()),
}
// Here we previously set api.AmzVersionID header for versioned bucket.

29
api/handler/multipart_upload_test.go
View file

@ -2,6 +2,8 @@ package handler
import (
"bytes"
"crypto/md5"
"encoding/hex"
"encoding/xml"
"fmt"
"net/http"
@ -276,6 +278,33 @@ func TestMultipartUploadWithContentLanguage(t *testing.T) {
require.Equal(t, exceptedContentLanguage, w.Header().Get(api.ContentLanguage))
}
func TestMultipartUploadEnabledMD5(t *testing.T) {
hc := prepareHandlerContext(t)
hc.config.md5Enabled = true
hc.layerFeatures.SetMD5Enabled(true)
bktName, objName := "bucket-md5", "object-md5"
createTestBucket(hc, bktName)
partSize := 5 * 1024 * 1024
multipartUpload := createMultipartUpload(hc, bktName, objName, map[string]string{})
etag1, partBody1 := uploadPart(hc, bktName, objName, multipartUpload.UploadID, 1, partSize)
md5Sum1 := md5.Sum(partBody1)
require.Equal(t, hex.EncodeToString(md5Sum1[:]), etag1)
etag2, partBody2 := uploadPart(hc, bktName, objName, multipartUpload.UploadID, 2, partSize)
md5Sum2 := md5.Sum(partBody2)
require.Equal(t, hex.EncodeToString(md5Sum2[:]), etag2)
w := completeMultipartUploadBase(hc, bktName, objName, multipartUpload.UploadID, []string{etag1, etag2})
assertStatus(t, w, http.StatusOK)
resp := &CompleteMultipartUploadResponse{}
err := xml.NewDecoder(w.Result().Body).Decode(resp)
require.NoError(t, err)
completeMD5Sum := md5.Sum(append(md5Sum1[:], md5Sum2[:]...))
require.Equal(t, hex.EncodeToString(completeMD5Sum[:])+"-2", resp.ETag)
}
func uploadPartCopy(hc *handlerContext, bktName, objName, uploadID string, num int, srcObj string, start, end int) *UploadPartCopyResponse {
return uploadPartCopyBase(hc, bktName, objName, false, uploadID, num, srcObj, start, end)
}

6
api/handler/object_list.go
View file

@ -233,7 +233,7 @@ func (h *handler) ListBucketObjectVersionsHandler(w http.ResponseWriter, r *http
return
}
response := encodeListObjectVersionsToResponse(info, p.BktInfo.Name)
response := encodeListObjectVersionsToResponse(info, p.BktInfo.Name, h.cfg.MD5Enabled())
if err = middleware.EncodeToResponse(w, response); err != nil {
h.logAndSendError(w, "something went wrong", reqInfo, err)
}
@ -261,7 +261,7 @@ func parseListObjectVersionsRequest(reqInfo *middleware.ReqInfo) (*layer.ListObj
return &res, nil
}
func encodeListObjectVersionsToResponse(info *layer.ListObjectVersionsInfo, bucketName string) *ListObjectsVersionsResponse {
func encodeListObjectVersionsToResponse(info *layer.ListObjectVersionsInfo, bucketName string, md5Enabled bool) *ListObjectsVersionsResponse {
res := ListObjectsVersionsResponse{
Name: bucketName,
IsTruncated: info.IsTruncated,
@ -286,7 +286,7 @@ func encodeListObjectVersionsToResponse(info *layer.ListObjectVersionsInfo, buck
},
Size: ver.ObjectInfo.Size,
VersionID: ver.Version(),
ETag: ver.ObjectInfo.HashSum,
ETag: ver.ObjectInfo.ETag(md5Enabled),
})
}
// this loop is not starting till versioning is not implemented

6
api/handler/put.go
View file

@ -245,6 +245,7 @@ func (h *handler) PutObjectHandler(w http.ResponseWriter, r *http.Request) {
Size: size,
Header: metadata,
Encryption: encryptionParams,
ContentMD5: r.Header.Get(api.ContentMD5),
}
params.CopiesNumbers, err = h.pickCopiesNumbers(metadata, bktInfo.LocationConstraint)
@ -327,7 +328,8 @@ func (h *handler) PutObjectHandler(w http.ResponseWriter, r *http.Request) {
addSSECHeaders(w.Header(), r.Header)
}
w.Header().Set(api.ETag, objInfo.HashSum)
w.Header().Set(api.ETag, objInfo.ETag(h.cfg.MD5Enabled()))
middleware.WriteSuccessResponseHeadersOnly(w)
}
@ -562,7 +564,7 @@ func (h *handler) PostObject(w http.ResponseWriter, r *http.Request) {
resp := &PostResponse{
Bucket: objInfo.Bucket,
Key: objInfo.Name,
ETag: objInfo.HashSum,
ETag: objInfo.ETag(h.cfg.MD5Enabled()),
}
w.WriteHeader(status)
if _, err = w.Write(middleware.EncodeResponse(resp)); err != nil {

34
api/handler/put_test.go
View file

@ -3,7 +3,10 @@ package handler
import (
"bytes"
"context"
"crypto/md5"
"crypto/rand"
"encoding/base64"
"encoding/hex"
"encoding/json"
"errors"
"io"
@ -194,6 +197,37 @@ func TestPutObjectWithWrapReaderDiscardOnError(t *testing.T) {
require.Equal(t, numGoroutineBefore, numGoroutineAfter, "goroutines shouldn't leak during put object")
}
func TestPutObjectWithInvalidContentMD5(t *testing.T) {
tc := prepareHandlerContext(t)
tc.config.md5Enabled = true
bktName, objName := "bucket-for-put", "object-for-put"
createTestBucket(tc, bktName)
content := []byte("content")
w, r := prepareTestPayloadRequest(tc, bktName, objName, bytes.NewReader(content))
r.Header.Set(api.ContentMD5, base64.StdEncoding.EncodeToString([]byte("invalid")))
tc.Handler().PutObjectHandler(w, r)
assertS3Error(t, w, s3errors.GetAPIError(s3errors.ErrInvalidDigest))
checkNotFound(t, tc, bktName, objName, emptyVersion)
}
func TestPutObjectWithEnabledMD5(t *testing.T) {
tc := prepareHandlerContext(t)
tc.config.md5Enabled = true
bktName, objName := "bucket-for-put", "object-for-put"
createTestBucket(tc, bktName)
content := []byte("content")
md5Hash := md5.New()
md5Hash.Write(content)
w, r := prepareTestPayloadRequest(tc, bktName, objName, bytes.NewReader(content))
tc.Handler().PutObjectHandler(w, r)
require.Equal(t, hex.EncodeToString(md5Hash.Sum(nil)), w.Header().Get(api.ETag))
}
func TestPutObjectWithStreamBodyAWSExample(t *testing.T) {
hc := prepareHandlerContext(t)

2
api/layer/cors.go
View file

@ -44,7 +44,7 @@ func (n *layer) PutBucketCORS(ctx context.Context, p *PutCORSParams) error {
CopiesNumber: p.CopiesNumbers,
}
_, objID, _, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
_, objID, _, _, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
if err != nil {
return fmt.Errorf("put system object: %w", err)
}

11
api/layer/frostfs_mock.go
View file

@ -26,7 +26,8 @@ import (
)
type FeatureSettingsMock struct {
clientCut bool
clientCut bool
md5Enabled bool
}
func (k *FeatureSettingsMock) BufferMaxSizeForPut() uint64 {
@ -41,6 +42,14 @@ func (k *FeatureSettingsMock) SetClientCut(clientCut bool) {
k.clientCut = clientCut
}
func (k *FeatureSettingsMock) MD5Enabled() bool {
return k.md5Enabled
}
func (k *FeatureSettingsMock) SetMD5Enabled(md5Enabled bool) {
k.md5Enabled = md5Enabled
}
type TestFrostFS struct {
FrostFS

19
api/layer/layer.go
View file

@ -50,6 +50,7 @@ type (
FeatureSettings interface {
ClientCut() bool
BufferMaxSizeForPut() uint64
MD5Enabled() bool
}
layer struct {
@ -111,14 +112,16 @@ type (
// PutObjectParams stores object put request parameters.
PutObjectParams struct {
BktInfo *data.BucketInfo
Object string
Size uint64
Reader io.Reader
Header map[string]string
Lock *data.ObjectLock
Encryption encryption.Params
CopiesNumbers []uint32
BktInfo *data.BucketInfo
Object string
Size uint64
Reader io.Reader
Header map[string]string
Lock *data.ObjectLock
Encryption encryption.Params
CopiesNumbers []uint32
CompleteMD5Hash string
ContentMD5 string
}
PutCombinedObjectParams struct {

51
api/layer/multipart_upload.go
View file

@ -3,6 +3,8 @@ package layer
import (
"bytes"
"context"
"crypto/md5"
"encoding/base64"
"encoding/hex"
"encoding/json"
"errors"
@ -68,6 +70,7 @@ type (
PartNumber int
Size uint64
Reader io.Reader
ContentMD5 string
}
UploadCopyParams struct {
@ -197,7 +200,7 @@ func (n *layer) UploadPart(ctx context.Context, p *UploadPartParams) (string, er
return "", err
}
return objInfo.HashSum, nil
return objInfo.ETag(n.features.MD5Enabled()), nil
}
func (n *layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInfo, p *UploadPartParams) (*data.ObjectInfo, error) {
@ -230,10 +233,28 @@ func (n *layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInf
prm.Attributes[0][0], prm.Attributes[0][1] = UploadIDAttributeName, p.Info.UploadID
prm.Attributes[1][0], prm.Attributes[1][1] = UploadPartNumberAttributeName, strconv.Itoa(p.PartNumber)
size, id, hash, err := n.objectPutAndHash(ctx, prm, bktInfo)
size, id, hash, md5Hash, err := n.objectPutAndHash(ctx, prm, bktInfo)
if err != nil {
return nil, err
}
if len(p.ContentMD5) > 0 {
hashBytes, err := base64.StdEncoding.DecodeString(p.ContentMD5)
if err != nil {
return nil, s3errors.GetAPIError(s3errors.ErrInvalidDigest)
}
if hex.EncodeToString(hashBytes) != hex.EncodeToString(md5Hash) {
prm := PrmObjectDelete{
Object: id,
Container: bktInfo.CID,
}
n.prepareAuthParameters(ctx, &prm.PrmAuth, bktInfo.Owner)
err = n.frostFS.DeleteObject(ctx, prm)
if err != nil {
n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", bktInfo.CID), zap.Stringer("oid", id))
}
return nil, s3errors.GetAPIError(s3errors.ErrInvalidDigest)
}
}
if p.Info.Encryption.Enabled() {
size = decSize
}
@ -250,6 +271,7 @@ func (n *layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInf
Size: size,
ETag: hex.EncodeToString(hash),
Created: prm.CreationTime,
MD5: hex.EncodeToString(md5Hash),
}
oldPartID, err := n.treeService.AddPart(ctx, bktInfo, multipartInfo.ID, partInfo)
@ -274,6 +296,7 @@ func (n *layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInf
Size: partInfo.Size,
Created: partInfo.Created,
HashSum: partInfo.ETag,
MD5Sum: partInfo.MD5,
}
return objInfo, nil
@ -347,9 +370,10 @@ func (n *layer) CompleteMultipartUpload(ctx context.Context, p *CompleteMultipar
parts := make([]*data.PartInfo, 0, len(p.Parts))
var completedPartsHeader strings.Builder
md5Hash := md5.New()
for i, part := range p.Parts {
partInfo := partsInfo[part.PartNumber]
if partInfo == nil || part.ETag != partInfo.ETag {
if partInfo == nil || (part.ETag != partInfo.ETag && part.ETag != partInfo.MD5) {
return nil, nil, fmt.Errorf("%w: unknown part %d or etag mismatched", s3errors.GetAPIError(s3errors.ErrInvalidPart), part.PartNumber)
}
delete(partsInfo, part.PartNumber)
@ -376,6 +400,12 @@ func (n *layer) CompleteMultipartUpload(ctx context.Context, p *CompleteMultipar
if _, err = completedPartsHeader.WriteString(partInfoStr); err != nil {
return nil, nil, err
}
bytesHash, err := hex.DecodeString(partInfo.MD5)
if err != nil {
return nil, nil, fmt.Errorf("couldn't decode MD5 checksum of part: %w", err)
}
md5Hash.Write(bytesHash)
}
initMetadata := make(map[string]string, len(multipartInfo.Meta)+1)
@ -410,13 +440,14 @@ func (n *layer) CompleteMultipartUpload(ctx context.Context, p *CompleteMultipar
}
extObjInfo, err := n.PutObject(ctx, &PutObjectParams{
BktInfo: p.Info.Bkt,
Object: p.Info.Key,
Reader: bytes.NewReader(partsData),
Header: initMetadata,
Size: multipartObjetSize,
Encryption: p.Info.Encryption,
CopiesNumbers: multipartInfo.CopiesNumbers,
BktInfo: p.Info.Bkt,
Object: p.Info.Key,
Reader: bytes.NewReader(partsData),
Header: initMetadata,
Size: multipartObjetSize,
Encryption: p.Info.Encryption,
CopiesNumbers: multipartInfo.CopiesNumbers,
CompleteMD5Hash: hex.EncodeToString(md5Hash.Sum(nil)) + "-" + strconv.Itoa(len(p.Parts)),
})
if err != nil {
n.reqLogger(ctx).Error(logs.CouldNotPutCompletedObject,

2
api/layer/notifications.go
View file

@ -34,7 +34,7 @@ func (n *layer) PutBucketNotificationConfiguration(ctx context.Context, p *PutBu
CopiesNumber: p.CopiesNumbers,
}
_, objID, _, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
_, objID, _, _, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
if err != nil {
return err
}

35
api/layer/object.go
View file

@ -1,8 +1,11 @@
package layer
import (
"bytes"
"context"
"crypto/md5"
"crypto/sha256"
"encoding/base64"
"encoding/hex"
"encoding/json"
"errors"
@ -287,10 +290,23 @@ func (n *layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
prm.Attributes = append(prm.Attributes, [2]string{k, v})
}
size, id, hash, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
size, id, hash, md5Hash, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
if err != nil {
return nil, err
}
if len(p.ContentMD5) > 0 {
headerMd5Hash, err := base64.StdEncoding.DecodeString(p.ContentMD5)
if err != nil {
return nil, apiErrors.GetAPIError(apiErrors.ErrInvalidDigest)
}
if !bytes.Equal(headerMd5Hash, md5Hash) {
err = n.objectDelete(ctx, p.BktInfo, id)
if err != nil {
n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", p.BktInfo.CID), zap.Stringer("oid", id))
}
return nil, apiErrors.GetAPIError(apiErrors.ErrInvalidDigest)
}
}
n.reqLogger(ctx).Debug(logs.PutObject, zap.Stringer("cid", p.BktInfo.CID), zap.Stringer("oid", id))
@ -304,6 +320,11 @@ func (n *layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
IsUnversioned: !bktSettings.VersioningEnabled(),
IsCombined: p.Header[MultipartObjectSize] != "",
}
if len(p.CompleteMD5Hash) > 0 {
newVersion.MD5 = p.CompleteMD5Hash
} else {
newVersion.MD5 = hex.EncodeToString(md5Hash)
}
if newVersion.ID, err = n.treeService.AddVersion(ctx, p.BktInfo, newVersion); err != nil {
return nil, fmt.Errorf("couldn't add new verion to tree service: %w", err)
@ -340,6 +361,7 @@ func (n *layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
Headers: p.Header,
ContentType: p.Header[api.ContentType],
HashSum: newVersion.ETag,
MD5Sum: newVersion.MD5,
}
extendedObjInfo := &data.ExtendedObjectInfo{
@ -378,6 +400,7 @@ func (n *layer) headLastVersionIfNotDeleted(ctx context.Context, bkt *data.Bucke
return nil, err
}
objInfo := objectInfoFromMeta(bkt, meta)
objInfo.MD5Sum = node.MD5
extObjInfo := &data.ExtendedObjectInfo{
ObjectInfo: objInfo,
@ -430,6 +453,7 @@ func (n *layer) headVersion(ctx context.Context, bkt *data.BucketInfo, p *HeadOb
return nil, err
}
objInfo := objectInfoFromMeta(bkt, meta)
objInfo.MD5Sum = foundVersion.MD5
extObjInfo := &data.ExtendedObjectInfo{
ObjectInfo: objInfo,
@ -457,16 +481,18 @@ func (n *layer) objectDelete(ctx context.Context, bktInfo *data.BucketInfo, idOb
// objectPutAndHash prepare auth parameters and invoke frostfs.CreateObject.
// Returns object ID and payload sha256 hash.
func (n *layer) objectPutAndHash(ctx context.Context, prm PrmObjectCreate, bktInfo *data.BucketInfo) (uint64, oid.ID, []byte, error) {
func (n *layer) objectPutAndHash(ctx context.Context, prm PrmObjectCreate, bktInfo *data.BucketInfo) (uint64, oid.ID, []byte, []byte, error) {
n.prepareAuthParameters(ctx, &prm.PrmAuth, bktInfo.Owner)
prm.ClientCut = n.features.ClientCut()
prm.BufferMaxSize = n.features.BufferMaxSizeForPut()
prm.WithoutHomomorphicHash = bktInfo.HomomorphicHashDisabled
var size uint64
hash := sha256.New()
md5Hash := md5.New()
prm.Payload = wrapReader(prm.Payload, 64*1024, func(buf []byte) {
size += uint64(len(buf))
hash.Write(buf)
md5Hash.Write(buf)
})
id, err := n.frostFS.CreateObject(ctx, prm)
if err != nil {
@ -474,9 +500,9 @@ func (n *layer) objectPutAndHash(ctx context.Context, prm PrmObjectCreate, bktIn
n.reqLogger(ctx).Warn(logs.FailedToDiscardPutPayloadProbablyGoroutineLeaks, zap.Error(errDiscard))
}
return 0, oid.ID{}, nil, err
return 0, oid.ID{}, nil, nil, err
}
return size, id, hash.Sum(nil), nil
return size, id, hash.Sum(nil), md5Hash.Sum(nil), nil
}
// ListObjectsV1 returns objects in a bucket for requests of Version 1.
@ -807,6 +833,7 @@ func (n *layer) objectInfoFromObjectsCacheOrFrostFS(ctx context.Context, bktInfo
}
oi = objectInfoFromMeta(bktInfo, meta)
oi.MD5Sum = node.MD5
n.cache.PutObject(owner, &data.ExtendedObjectInfo{ObjectInfo: oi, NodeVersion: node})
return oi

2
api/layer/system_object.go
View file

@ -125,7 +125,7 @@ func (n *layer) putLockObject(ctx context.Context, bktInfo *data.BucketInfo, obj
return oid.ID{}, err
}
_, id, _, err := n.objectPutAndHash(ctx, prm, bktInfo)
_, id, _, _, err := n.objectPutAndHash(ctx, prm, bktInfo)
return id, err
}

15
cmd/s3-gw/app.go
View file

@ -86,6 +86,7 @@ type (
bypassContentEncodingInChunks bool
clientCut bool
maxBufferSizeForPut uint64
md5Enabled bool
}
maxClientsConfig struct {
@ -191,6 +192,7 @@ func newAppSettings(log *Logger, v *viper.Viper) *appSettings {
settings.setClientCut(v.GetBool(cfgClientCut))
settings.initPlacementPolicy(log.logger, v)
settings.setBufferMaxSizeForPut(v.GetUint64(cfgBufferMaxSizeForPut))
settings.setMD5Enabled(v.GetBool(cfgMD5Enabled))
return settings
}
@ -312,6 +314,18 @@ func (s *appSettings) CompleteMultipartKeepalive() time.Duration {
return s.completeMultipartKeepalive
}
func (s *appSettings) MD5Enabled() bool {
s.mu.RLock()
defer s.mu.RUnlock()
return s.md5Enabled
}
func (s *appSettings) setMD5Enabled(md5Enabled bool) {
s.mu.Lock()
s.md5Enabled = md5Enabled
s.mu.Unlock()
}
func (a *App) initAPI(ctx context.Context) {
a.initLayer(ctx)
a.initHandler()
@ -604,6 +618,7 @@ func (a *App) updateSettings() {
a.settings.setBypassContentEncodingInChunks(a.cfg.GetBool(cfgKludgeBypassContentEncodingCheckInChunks))
a.settings.setClientCut(a.cfg.GetBool(cfgClientCut))
a.settings.setBufferMaxSizeForPut(a.cfg.GetUint64(cfgBufferMaxSizeForPut))
a.settings.setMD5Enabled(a.cfg.GetBool(cfgMD5Enabled))
}
func (a *App) startServices() {

3
cmd/s3-gw/app_settings.go
View file

@ -162,6 +162,9 @@ const ( // Settings.
// Runtime.
cfgSoftMemoryLimit = "runtime.soft_memory_limit"
// Enable return MD5 checksum in ETag.
cfgMD5Enabled = "features.md5.enabled"
// envPrefix is an environment variables prefix used for configuration.
envPrefix = "S3_GW"
)

2
config/config.env
View file

@ -150,3 +150,5 @@ S3_GW_TRACING_ENDPOINT="localhost:4318"
S3_GW_TRACING_EXPORTER="otlp_grpc"
S3_GW_RUNTIME_SOFT_MEMORY_LIMIT=1073741824
S3_GW_FEATURES_MD5_ENABLED=false

4
config/config.yaml
View file

@ -176,3 +176,7 @@ kludge:
runtime:
soft_memory_limit: 1gb
features:
md5:
enabled: false

14
docs/configuration.md
View file

@ -186,6 +186,7 @@ There are some custom types used for brevity:
| `resolve_bucket` | [Bucket name resolving configuration](#resolve_bucket-section) |
| `kludge` | [Different kludge configuration](#kludge-section) |
| `runtime` | [Runtime configuration](#runtime-section) |
| `features` | [Features configuration](#features-section) |
### General section
@ -562,3 +563,16 @@ runtime:
| Parameter | Type | SIGHUP reload | Default value | Description |
|---------------------|--------|---------------|---------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `soft_memory_limit` | `size` | yes | maxint64 | Soft memory limit for the runtime. Zero or no value stands for no limit. If `GOMEMLIMIT` environment variable is set, the value from the configuration file will be ignored. |
# `features` section
Contains parameters for enabling features.
```yaml
features:
md5:
enabled: false
```
| Parameter | Type | SIGHUP reload | Default value | Description |
|---------------|--------|---------------|---------------|----------------------------------------------------------------|
| `md5.enabled` | `bool` | yes | false | Flag to enable return MD5 checksum in ETag headers and fields. |

1
internal/logs/logs.go
View file

@ -75,6 +75,7 @@ const (
ResolveBucket = "resolve bucket" // Info in ../../api/layer/layer.go
CouldntDeleteCorsObject = "couldn't delete cors object" // Error in ../../api/layer/cors.go
PutObject = "put object" // Debug in ../../api/layer/object.go
FailedToDeleteObject = "failed to delete object" // Debug in ../../api/layer/object.go
FailedToDiscardPutPayloadProbablyGoroutineLeaks = "failed to discard put payload, probably goroutine leaks" // Warn in ../../api/layer/object.go
FailedToSubmitTaskToPool = "failed to submit task to pool" // Warn in ../../api/layer/object.go
CouldNotFetchObjectMeta = "could not fetch object meta" // Warn in ../../api/layer/object.go

13
pkg/service/tree/tree.go
View file

@ -81,6 +81,7 @@ const (
partNumberKV = "Number"
sizeKV = "Size"
etagKV = "ETag"
md5KV = "MD5"
// keys for lock.
isLockKV = "IsLock"
@ -185,6 +186,7 @@ func newNodeVersionFromTreeNode(filePath string, treeNode *treeNode) *data.NodeV
_, isDeleteMarker := treeNode.Get(isDeleteMarkerKV)
_, isCombined := treeNode.Get(isCombinedKV)
eTag, _ := treeNode.Get(etagKV)
md5, _ := treeNode.Get(md5KV)
version := &data.NodeVersion{
BaseNodeVersion: data.BaseNodeVersion{
@ -193,6 +195,7 @@ func newNodeVersionFromTreeNode(filePath string, treeNode *treeNode) *data.NodeV
OID: treeNode.ObjID,
Timestamp: treeNode.TimeStamp,
ETag: eTag,
MD5: md5,
Size: treeNode.Size,
FilePath: filePath,
},
@ -302,6 +305,8 @@ func newPartInfo(node NodeResponse) (*data.PartInfo, error) {
return nil, fmt.Errorf("invalid created timestamp: %w", err)
}
partInfo.Created = time.UnixMilli(utcMilli)
case md5KV:
partInfo.MD5 = value
}
}
@ -578,7 +583,7 @@ func (c *Tree) GetVersions(ctx context.Context, bktInfo *data.BucketInfo, filepa
}
func (c *Tree) GetLatestVersion(ctx context.Context, bktInfo *data.BucketInfo, objectName string) (*data.NodeVersion, error) {
meta := []string{oidKV, isUnversionedKV, isDeleteMarkerKV, etagKV, sizeKV}
meta := []string{oidKV, isUnversionedKV, isDeleteMarkerKV, etagKV, sizeKV, md5KV}
path := pathFromName(objectName)
p := &GetNodesParams{
@ -1024,6 +1029,7 @@ func (c *Tree) AddPart(ctx context.Context, bktInfo *data.BucketInfo, multipartN
sizeKV: strconv.FormatUint(info.Size, 10),
createdKV: strconv.FormatInt(info.Created.UTC().UnixMilli(), 10),
etagKV: info.ETag,
md5KV: info.MD5,
}
for _, part := range parts {
@ -1156,6 +1162,9 @@ func (c *Tree) addVersion(ctx context.Context, bktInfo *data.BucketInfo, treeID
if len(version.ETag) > 0 {
meta[etagKV] = version.ETag
}
if len(version.MD5) > 0 {
meta[md5KV] = version.MD5
}
if version.IsDeleteMarker() {
meta[isDeleteMarkerKV] = "true"
@ -1200,7 +1209,7 @@ func (c *Tree) clearOutdatedVersionInfo(ctx context.Context, bktInfo *data.Bucke
}
func (c *Tree) getVersions(ctx context.Context, bktInfo *data.BucketInfo, treeID, filepath string, onlyUnversioned bool) ([]*data.NodeVersion, error) {
keysToReturn := []string{oidKV, isUnversionedKV, isDeleteMarkerKV, etagKV, sizeKV}
keysToReturn := []string{oidKV, isUnversionedKV, isDeleteMarkerKV, etagKV, sizeKV, md5KV}
path := pathFromName(filepath)
p := &GetNodesParams{
BktInfo: bktInfo,