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| 1 | package hostops |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "errors" |
| 6 | "os" |
| 7 | |
| 8 | "github.com/carlosframework/platform/internal/lease" |
| 9 | "github.com/carlosframework/platform/internal/release" |
| 10 | ) |
| 11 | |
| 12 | // A delete marker must stay until every data version below it is gone. |
| 13 | // Removing it first could resurrect a failed Put's base bytes. The caller |
| 14 | // must also hold the existing exclusive purge authority against recreation. |
| 15 | func retiredRecordVersion(ctx context.Context, control release.Store, versions lease.VersionedStore, bucket, key, id string) error { |
| 16 | if _, _, err := control.Get(ctx, key); !errors.Is(err, os.ErrNotExist) { |
| 17 | if err != nil { |
| 18 | return err |
| 19 | } |
| 20 | return ErrPending |
| 21 | } |
| 22 | all, err := versions.ListVersions(ctx, bucket, key) |
| 23 | if err != nil { |
| 24 | return err |
| 25 | } |
| 26 | marker, data := false, false |
| 27 | for _, v := range all { |
| 28 | if v.Key != key { |
| 29 | continue |
| 30 | } |
| 31 | if v.VersionID == id { |
| 32 | marker = v.DeleteMarker |
| 33 | } |
| 34 | if !v.DeleteMarker { |
| 35 | data = true |
| 36 | } |
| 37 | } |
| 38 | if marker && data { |
| 39 | return ErrPending |
| 40 | } |
| 41 | return nil |
| 42 | } |
| 43 | |
amadan