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Fix checksum from file content #290

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Merged
soimkim merged 2 commits into from
Jul 3, 2026
Merged

Fix checksum from file content #290

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0b07abb
fix(oss_item): fix checksum from file content
dd-jy Jul 3, 2026
e6895c9
fix(oss_item): change file read method to chunk
dd-jy Jul 3, 2026
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18 changes: 9 additions & 9 deletions src/fosslight_util/oss_item.py
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@

_logger = logging.getLogger(LOGGER_NAME)
CHECKSUM_NULL = "0"
_CHECKSUM_CHUNK_SIZE = 1024 * 1024 # 1 MiB


class OssItem:
Expand Down Expand Up @@ -177,15 +178,14 @@ def get_print_json(self):
def get_checksum_sha1(source_name_or_path) -> str:
checksum = CHECKSUM_NULL
try:
checksum = str(hashlib.sha1(source_name_or_path.encode()).hexdigest())
except Exception:
try:
f = open(source_name_or_path, "rb")
byte = f.read()
checksum = str(hashlib.sha1(byte).hexdigest())
f.close()
except Exception as ex:
_logger.info(f"(Error) Get_checksum: {ex}")
if os.path.isfile(source_name_or_path):
sha1 = hashlib.sha1()
with open(source_name_or_path, 'rb') as f:
for chunk in iter(lambda: f.read(_CHECKSUM_CHUNK_SIZE), b''):
sha1.update(chunk)
checksum = sha1.hexdigest()
except Exception as ex:
_logger.debug(f"(Error) Get_checksum: {ex}")

return checksum
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