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fix: trust full MD5 for cross-name variant resolution

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Abdessamad Derraz
2026-03-31 14:17:24 +02:00
parent 03002515fe
commit 2d17e0e9d9
1 changed files with 6 additions and 2 deletions
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8
scripts/common.py
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@@ -436,8 +436,12 @@ def resolve_local_file(
sha1_match = by_md5.get(md5_candidate)
if sha1_match and sha1_match in files_db:
path = files_db[sha1_match]["path"]
if os.path.exists(path) and _md5_name_ok(path):
return path, "md5_exact"
# Full MD5 (32 chars) is a strong identifier: trust it
# without name guard. Truncated MD5 still needs name check
# to avoid cross-contamination.
if os.path.exists(path):
if len(md5_candidate) >= 32 or _md5_name_ok(path):
return path, "md5_exact"
if len(md5_candidate) < 32:
for db_md5, db_sha1 in by_md5.items():
if db_md5.startswith(md5_candidate) and db_sha1 in files_db: