| 1 | package sessioninbox |
| 2 | |
| 3 | import ( |
| 4 | "encoding/json" |
| 5 | "os" |
| 6 | "path/filepath" |
| 7 | |
| 8 | "reasonix/internal/attachment" |
| 9 | "reasonix/internal/sessioncontent" |
| 10 | ) |
| 11 | |
| 12 | // FrozenContentRefs reads only manifest-reachable blobs. The caller owns the |
| 13 | // disk transaction lock or an exclusive copied snapshot; no state is created. |
| 14 | func FrozenContentRefs(dir string) ([]sessioncontent.Ref, error) { |
| 15 | data, err := readRegularFile(filepath.Join(dir, manifestName), maxManifestBytes) |
| 16 | if os.IsNotExist(err) { |
| 17 | return nil, nil |
| 18 | } |
| 19 | if err != nil { |
| 20 | return nil, err |
| 21 | } |
| 22 | man, err := decodeManifest(data) |
| 23 | if err != nil { |
| 24 | return nil, err |
| 25 | } |
| 26 | if man.SchemaVersion > SchemaVersion { |
| 27 | return nil, ErrSchemaReadonly |
| 28 | } |
| 29 | reader := &Store{dir: dir, limits: (Limits{}).withDefaults()} |
| 30 | var refs []sessioncontent.Ref |
| 31 | for _, item := range man.Items { |
| 32 | env, err := reader.readBlobLocked(blobNameFor(item), item.Checksum) |
| 33 | if err != nil { |
| 34 | return nil, err |
| 35 | } |
| 36 | body, err := json.Marshal(env) |
| 37 | if err != nil { |
| 38 | return nil, err |
| 39 | } |
| 40 | refs = append(refs, attachment.CollectJSONRefs(body)...) |
| 41 | } |
| 42 | return refs, nil |
| 43 | } |
| 44 |