79 lines
2 KiB
Go
79 lines
2 KiB
Go
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package layer
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import (
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"context"
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"encoding/hex"
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"fmt"
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"io"
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"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/data"
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)
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type PatchObjectParams struct {
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Object *data.ObjectInfo
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BktInfo *data.BucketInfo
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NewBytes io.Reader
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Range *RangeParams
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VersioningEnabled bool
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}
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func (n *Layer) PatchObject(ctx context.Context, p *PatchObjectParams) (*data.ExtendedObjectInfo, error) {
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if p.Object.Headers[AttributeDecryptedSize] != "" {
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return nil, fmt.Errorf("patch encrypted object")
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}
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if p.Object.Headers[MultipartObjectSize] != "" {
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// TODO: support multipart object patch
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return nil, fmt.Errorf("patch multipart object")
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}
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prmPatch := PrmObjectPatch{
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Container: p.BktInfo.CID,
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Object: p.Object.ID,
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Payload: p.NewBytes,
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Range: p.Range,
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ObjectSize: p.Object.Size,
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}
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n.prepareAuthParameters(ctx, &prmPatch.PrmAuth, p.BktInfo.Owner)
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objID, err := n.frostFS.PatchObject(ctx, prmPatch)
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if err != nil {
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return nil, fmt.Errorf("patch object: %w", err)
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}
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obj, err := n.objectHead(ctx, p.BktInfo, objID)
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if err != nil {
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return nil, fmt.Errorf("head object: %w", err)
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}
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payloadChecksum, _ := obj.PayloadChecksum()
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hashSum := hex.EncodeToString(payloadChecksum.Value())
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newVersion := &data.NodeVersion{
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BaseNodeVersion: data.BaseNodeVersion{
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OID: objID,
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ETag: hashSum,
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FilePath: p.Object.Name,
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Size: obj.PayloadSize(),
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Created: &p.Object.Created,
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Owner: &n.gateOwner,
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// TODO: Add creation epoch
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},
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IsUnversioned: !p.VersioningEnabled,
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IsCombined: p.Object.Headers[MultipartObjectSize] != "",
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}
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if newVersion.ID, err = n.treeService.AddVersion(ctx, p.BktInfo, newVersion); err != nil {
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return nil, fmt.Errorf("couldn't add new verion to tree service: %w", err)
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}
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p.Object.ID = objID
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p.Object.Size = obj.PayloadSize()
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p.Object.MD5Sum = ""
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p.Object.HashSum = hashSum
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return &data.ExtendedObjectInfo{
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ObjectInfo: p.Object,
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NodeVersion: newVersion,
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}, nil
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}
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