Aleksey Savchuk
efec26b8ef
In the near future the garbage collector will delete expired tombstones and graves separately. So, all graves should have expiration epochs. Signed-off-by: Aleksey Savchuk <a.savchuk@yadro.com>
63 lines
2.1 KiB
Go
63 lines
2.1 KiB
Go
package writer
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import (
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"context"
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"errors"
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"fmt"
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containerCore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container"
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objectCore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
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containerSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
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objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
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oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
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)
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var errObjectHasNoExpirationEpoch = errors.New("object has no expiration epoch")
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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(context.Context, *objectSDK.Object, bool) error
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// Delete must delete passed objects
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// and return any appeared error.
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Delete(ctx context.Context, tombstone oid.Address, toDelete []oid.ID, expEpoch uint64) error
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// Lock must lock passed objects
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// and return any appeared error.
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Lock(ctx context.Context, locker oid.Address, toLock []oid.ID) error
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// IsLocked must clarify object's lock status.
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IsLocked(context.Context, oid.Address) (bool, error)
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}
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type LocalTarget struct {
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Storage ObjectStorage
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Container containerSDK.Container
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}
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func (t LocalTarget) WriteObject(ctx context.Context, obj *objectSDK.Object, meta objectCore.ContentMeta) error {
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if err := t.Storage.Put(ctx, obj, containerCore.IsIndexedContainer(t.Container)); err != nil {
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return fmt.Errorf("(%T) could not put object to local storage: %w", t, err)
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}
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switch meta.Type() {
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case objectSDK.TypeTombstone:
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expEpoch, ok := objectCore.ExpirationEpoch(obj)
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if !ok {
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return errObjectHasNoExpirationEpoch
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}
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err := t.Storage.Delete(ctx, objectCore.AddressOf(obj), meta.Objects(), expEpoch)
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if err != nil {
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return fmt.Errorf("could not delete objects from tombstone locally: %w", err)
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}
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case objectSDK.TypeLock:
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err := t.Storage.Lock(ctx, objectCore.AddressOf(obj), meta.Objects())
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if err != nil {
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return fmt.Errorf("could not lock object from lock objects locally: %w", err)
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}
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default:
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// objects that do not change meta storage
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}
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return nil
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}
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