feat(update): add startup health rollback fuse

2026-07-13 12:23:46 +08:00
parent 04124060fc
commit f6db4f0d62
16 changed files with 481 additions and 14 deletions
@@ -299,7 +299,13 @@ def validate_staging(staging_dir, metadata):
        key = relative.as_posix().casefold()
        if key in declared:
            raise UpdateInstallError("新版安装包清单包含重复路径")
-        declared[key] = (relative, int(item.get("size_bytes") or -1), str(item.get("sha256") or ""))
+        try:
+            size_bytes = int(item["size_bytes"])
+        except (KeyError, TypeError, ValueError) as exc:
+            raise UpdateInstallError("新版安装包清单文件大小无效") from exc
+        if size_bytes < 0:
+            raise UpdateInstallError("新版安装包清单文件大小无效")
+        declared[key] = (relative, size_bytes, str(item.get("sha256") or ""))

    actual = {}
    for path in staging_dir.rglob("*"):