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-rwxr-xr-xscripts/json_add_image_info.py10
1 files changed, 8 insertions, 2 deletions
diff --git a/scripts/json_add_image_info.py b/scripts/json_add_image_info.py
index 9aa2a19e45..056f0ccb5c 100755
--- a/scripts/json_add_image_info.py
+++ b/scripts/json_add_image_info.py
@@ -13,7 +13,6 @@ if len(argv) != 2:
json_path = Path(argv[1])
file_path = Path(getenv("FILE_DIR")) / getenv("FILE_NAME")
-
if not file_path.is_file():
print("Skip JSON creation for non existing file", file_path)
exit(0)
@@ -37,7 +36,14 @@ def get_titles():
device_id = getenv("DEVICE_ID")
-hash_file = hashlib.sha256(file_path.read_bytes()).hexdigest()
+
+sha256_hash = hashlib.sha256()
+with open(str(file_path),"rb") as f:
+ # Read and update hash string value in blocks of 4K
+ for byte_block in iter(lambda: f.read(4096),b""):
+ sha256_hash.update(byte_block)
+
+hash_file = sha256_hash.hexdigest()
if file_path.with_suffix(file_path.suffix + ".sha256sum").exists():
hash_unsigned = (