Add mount-free Synology Photos API sources with bounded image cache

2026-10-16 22:31:13 +08:00
parent 2275974cde
commit 66ed1e2c9b
21 changed files with 1081 additions and 22 deletions
@@ -0,0 +1,83 @@
+"""Offline, explicit local-to-Photos-API source conversion; defaults to dry run."""
+
+import argparse
+import json
+import sqlite3
+from datetime import UTC, datetime
+from pathlib import Path
+
+from pigway_frame_flow.providers.photo_sources import PhotoSourceInput
+
+
+def convert(database, source_ids, *, apply=False):
+    connection = sqlite3.connect(f"file:{database}?mode=rw", uri=True)
+    try:
+        updates = []
+        for source_id in source_ids:
+            key = "photo_source:" + source_id
+            row = connection.execute(
+                "SELECT payload FROM app_config WHERE key=?", (key,)
+            ).fetchone()
+            if not row:
+                raise ValueError("Source not found: " + source_id)
+            source = PhotoSourceInput.model_validate_json(row[0])
+            if source.kind != "local":
+                raise ValueError(
+                    "Only explicitly selected local sources can be converted"
+                )
+            location = source.location.strip("/")
+            if (
+                source.location.startswith("/")
+                or "\\" in location
+                or ".." in location.split("/")
+            ):
+                raise ValueError(
+                    "Review the source's relative Photos folder path first"
+                )
+            payload = source.model_copy(
+                update={"kind": "synology-photos", "synology_previews": False}
+            )
+            updates.append((payload.model_dump_json(), key))
+        backup = None
+        if apply:
+            backup = database.with_name(
+                database.name
+                + ".before-photos-api-"
+                + datetime.now(UTC).strftime("%Y%m%dT%H%M%S%fZ")
+            )
+            with sqlite3.connect(backup) as snapshot:
+                connection.backup(snapshot)
+            backup.chmod(0o600)
+            with connection:
+                connection.executemany(
+                    "UPDATE app_config SET payload=? WHERE key=?", updates
+                )
+        return {
+            "applied": apply,
+            "sources": source_ids,
+            "backup": str(backup) if backup else None,
+        }
+    finally:
+        connection.close()
+
+
+def main():
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument("--database", type=Path, required=True)
+    parser.add_argument("--source", action="append", required=True)
+    parser.add_argument("--apply", action="store_true")
+    parser.add_argument(
+        "--service-stopped",
+        action="store_true",
+        help="Confirm the target service is stopped before changing its database",
+    )
+    args = parser.parse_args()
+    if args.apply and not args.service_stopped:
+        parser.error(
+            "Stop the target service and pass --service-stopped before applying"
+        )
+    print(json.dumps(convert(args.database, args.source, apply=args.apply), indent=2))
+
+
+if __name__ == "__main__":
+    main()