def is_blob_verified(self, blob_hash: str, length: typing.Optional[int] = None) -> bool:
if not is_valid_blobhash(blob_hash):
raise ValueError(blob_hash)
if not os.path.isfile(os.path.join(self.blob_dir, blob_hash)):
return False
if blob_hash in self.blobs:
return self.blobs[blob_hash].get_is_verified()
return self._get_blob(blob_hash, length).get_is_verified()
def get_files_in_blob_dir() -> typing.Set[str]:
if not self.blob_dir:
return set()
return {
item.name
for item in os.scandir(self.blob_dir)
if is_valid_blobhash(item.name)
}
def _get_blob(self, blob_hash: str, length: typing.Optional[int] = None):
if self.config.save_blobs or (
is_valid_blobhash(blob_hash)
and os.path.isfile(os.path.join(self.blob_dir, blob_hash))):
return BlobFile(self.loop, blob_hash, length, self.blob_completed,
self.blob_dir)
return BlobBuffer(self.loop, blob_hash, length, self.blob_completed,
self.blob_dir)
def delete_blob(self, blob_hash: str):
if not is_valid_blobhash(blob_hash):
raise Exception("invalid blob hash to delete")
if blob_hash not in self.blobs:
if self.blob_dir and os.path.isfile(os.path.join(self.blob_dir, blob_hash)):
os.remove(os.path.join(self.blob_dir, blob_hash))
else:
self.blobs.pop(blob_hash).delete()
if blob_hash in self.completed_blob_hashes:
self.completed_blob_hashes.remove(blob_hash)
