''s

verify_offline_bundle.py

@@ -0,0 +1,47 @@
+#!/usr/bin/env python3
+
+import hashlib
+import json
+from pathlib import Path
+import sys
+
+
+ROOT = Path(__file__).resolve().parent
+MANIFEST = ROOT / "offline" / "manifest.json"
+
+
+def digest(path, algorithm):
+    hasher = hashlib.new(algorithm)
+    with path.open("rb") as handle:
+        for chunk in iter(lambda: handle.read(1024 * 1024), b""):
+            hasher.update(chunk)
+    return hasher.hexdigest()
+
+
+def main():
+    manifest = json.loads(MANIFEST.read_text(encoding="utf-8"))
+    failures = []
+    for entry in manifest["artifacts"]:
+        path = ROOT / entry["relative_path"]
+        if not path.is_file():
+            failures.append("{} missing".format(entry["relative_path"]))
+            continue
+        if path.stat().st_size != entry["size"]:
+            failures.append("{} size mismatch".format(entry["relative_path"]))
+            continue
+        sha256 = digest(path, "sha256")
+        if sha256 != entry["sha256"]:
+            failures.append("{} sha256 mismatch".format(entry["relative_path"]))
+            continue
+        print("OK  {}".format(entry["relative_path"]))
+
+    if failures:
+        for item in failures:
+            print("FAIL {}".format(item))
+        sys.exit(1)
+
+    print("Offline bundle is complete.")
+
+
+if __name__ == "__main__":
+    main()