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12 changes: 10 additions & 2 deletions apt-sync.py
Original file line number Diff line number Diff line change
Expand Up @@ -99,6 +99,14 @@ def mkdir_with_dot_tmp(folder: Path)->Tuple[Path, Path]:
tmpdir.mkdir(parents=True, exist_ok=True)
return (folder, tmpdir)

def CalcFileSha256(filname):
''' calculate file sha256 '''
with open(filname, "rb") as f:
sha256obj = hashlib.sha256()
sha256obj.update(f.read())
hash_value = sha256obj.hexdigest()
return hash_value

def move_files_in(src: Path, dst: Path):
empty = True
for file in src.glob('*'):
Expand Down Expand Up @@ -237,8 +245,8 @@ def collect_tmp_dir():
dest_dir.mkdir(parents=True, exist_ok=True)
if dest_filename.suffix == '.deb':
deb_set[str(dest_filename.relative_to(dest_base_dir))] = pkg_size
if dest_filename.is_file() and dest_filename.stat().st_size == pkg_size:
print(f"Skipping {pkg_filename}, size {pkg_size}")
if dest_filename.is_file() and ( dest_filename.stat().st_size == pkg_size and CalcFileSha256(dest_filename) == pkg_checksum):
print(f"Skipping {pkg_filename}, size {pkg_size}, sha256 {pkg_checksum}")
continue

pkg_url=f"{base_url}/{pkg_filename}"
Expand Down