forked from TrueCloudLab/frostfs-node
16543a1904
Do not use engine as explicit dependency in the put service. This allows wrapping storage engine. Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
47 lines
1,022 B
Go
47 lines
1,022 B
Go
package putsvc
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import (
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"fmt"
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"github.com/nspcc-dev/neofs-node/pkg/services/object_manager/transformer"
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"github.com/nspcc-dev/neofs-sdk-go/object"
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objectSDK "github.com/nspcc-dev/neofs-sdk-go/object"
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)
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// ObjectStorage is an object storage interface.
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type ObjectStorage interface {
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// Put must save passed object
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// and return any appeared error.
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Put(o *objectSDK.Object) error
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}
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type localTarget struct {
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storage ObjectStorage
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obj *object.Object
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payload []byte
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}
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func (t *localTarget) WriteHeader(obj *object.Object) error {
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t.obj = obj
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t.payload = make([]byte, 0, obj.PayloadSize())
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return nil
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}
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func (t *localTarget) Write(p []byte) (n int, err error) {
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t.payload = append(t.payload, p...)
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return len(p), nil
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}
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func (t *localTarget) Close() (*transformer.AccessIdentifiers, error) {
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if err := t.storage.Put(t.obj); err != nil {
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return nil, fmt.Errorf("(%T) could not put object to local storage: %w", t, err)
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}
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return new(transformer.AccessIdentifiers).
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WithSelfID(t.obj.ID()), nil
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}
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