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[#85] get-service: Use assembler to assemble LOB

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Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
This commit is contained in:
Dmitrii Stepanov 2023-03-09 11:02:27 +03:00
parent 07de839f18
commit b8e93d4c08
9 changed files with 126 additions and 335 deletions
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15
pkg/services/object/get/assembler.go
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@ -15,11 +15,6 @@ type objectGetter interface {
HeadObject(ctx context.Context, id oid.ID) (*objectSDK.Object, error)
}
type objectWriter interface {
WriteChunk(context.Context, []byte) error
WriteHeader(context.Context, *objectSDK.Object) error
}
var (
errParentAddressDiffers = errors.New("parent address in child object differs")
)
@ -50,7 +45,7 @@ func newAssembler(
// Assemble assembles splitted large object and writes it's content to ObjectWriter.
// It returns parent object.
func (a *assembler) Assemble(ctx context.Context, writer objectWriter) (*objectSDK.Object, error) {
func (a *assembler) Assemble(ctx context.Context, writer ObjectWriter) (*objectSDK.Object, error) {
sourceObjectID, ok := a.getLastPartOrLinkObjectID()
if !ok {
return nil, objectSDK.NewSplitInfoError(a.splitInfo)
@ -153,7 +148,7 @@ func (a *assembler) getChildObject(ctx context.Context, id oid.ID, rng *objectSD
return obj, nil
}
func (a *assembler) assembleObjectByChildrenList(ctx context.Context, childrenIDs []oid.ID, writer objectWriter) error {
func (a *assembler) assembleObjectByChildrenList(ctx context.Context, childrenIDs []oid.ID, writer ObjectWriter) error {
if a.rng == nil {
if err := writer.WriteHeader(ctx, a.parentObject.CutPayload()); err != nil {
return err
@ -170,7 +165,7 @@ func (a *assembler) assembleObjectByChildrenList(ctx context.Context, childrenID
return nil
}
func (a *assembler) assemleObjectByPreviousIDInReverse(ctx context.Context, prevID oid.ID, writer objectWriter) error {
func (a *assembler) assemleObjectByPreviousIDInReverse(ctx context.Context, prevID oid.ID, writer ObjectWriter) error {
if a.rng == nil {
if err := writer.WriteHeader(ctx, a.parentObject.CutPayload()); err != nil {
return err
@ -186,7 +181,7 @@ func (a *assembler) assemleObjectByPreviousIDInReverse(ctx context.Context, prev
return nil
}
func (a *assembler) assemblePayloadByObjectIDs(ctx context.Context, writer objectWriter, partIDs []oid.ID, partRanges []objectSDK.Range, verifyIsChild bool) error {
func (a *assembler) assemblePayloadByObjectIDs(ctx context.Context, writer ObjectWriter, partIDs []oid.ID, partRanges []objectSDK.Range, verifyIsChild bool) error {
withRng := len(partRanges) > 0 && a.rng != nil
for i := range partIDs {
@ -207,7 +202,7 @@ func (a *assembler) assemblePayloadByObjectIDs(ctx context.Context, writer objec
return nil
}
func (a *assembler) assemblePayloadInReverse(ctx context.Context, writer objectWriter, prevID oid.ID) error {
func (a *assembler) assemblePayloadInReverse(ctx context.Context, writer ObjectWriter, prevID oid.ID) error {
chain, rngs, err := a.buildChain(ctx, prevID)
if err != nil {
return err