def create_full_version(session: Session, local_path: str):
node = LocalNode.create(Path(local_path).resolve(), session)
remote_history = RemoteNodeHistory(history=None, key=node.key, etag=None)
remote_history.load(session)
history = remote_history.history
last = history.last
prev = history.entries[-2]
assert last.base_version is None
assert last.has_delta
assert prev.base_version is not None
with create_temp_file() as base_path:
s3_path = f"{session.s3_prefix}/{node.path}"
download_file(session.s3_client,
session.storage_bucket,
s3_path,
base_path,
version=prev.base_version)
patch_file(session, base_path, [last.key])
upload_file(
session.s3_client,
base_path,
session.storage_bucket,
s3_path,
)
obj = get_file_metadata(session.s3_client, session.storage_bucket,
s3_path)
last.base_version = obj["VersionId"]
last.base_size = int(obj.get("Size", 0))
remote_history.save(session)
def upload_again(session: Session, path: str):
path = Path(path).resolve()
with open(path, "ab") as f:
f.write(b"1")
node = LocalNode.create(path, session)
remote_history = RemoteNodeHistory(key=node.key, etag=None, history=None)
remote_history.load(session)
upload(remote_history, node)(session)
show_history(session, node.key)
def download_new_version(session: Session, path: str):
path = Path(path).resolve()
node = LocalNode.create(path, session)
remote_history = RemoteNodeHistory(key=node.key, etag=None, history=None)
remote_history.load(session)
stored_history = models.StoredNodeHistory\
.get(models.StoredNodeHistory.key == node.key)
download(remote_history, stored_history)(session)
show_history(session, node.key)
def show_history(session: Session, key: str):
print_line("History")
print_line("Remote")
remote_history = RemoteNodeHistory(key=key, etag=None, history=None)
remote_history.load(session)
pprint(remote_history.history.dict())
stored_history = models.StoredNodeHistory\
.get_or_none(models.StoredNodeHistory.key == key)
print_line("Stored")
pprint(models.recored_as_dict(stored_history) if stored_history else None)
print_line("End History")
def clear_remote(session: Session):
# upload
path = create_file(session.root_folder.path, MB(1))
node = LocalNode.create(path, session)
upload(None, node)(session)
remote_history = RemoteNodeHistory(key=node.key, etag=None, history=None)
remote_history.load(session)
stored_history = models.StoredNodeHistory\
.get(models.StoredNodeHistory.key == node.key)
delete_remote(remote_history, stored_history)(session)
node.local_path.unlink()
show_history(session, node.key)
def download_first_time(session: Session):
# upload
path = create_file(session.root_folder.path, MB(1))
node = LocalNode.create(path, session)
upload(None, node)(session)
# clear local
delete_local(
node,
models.StoredNodeHistory.get(models.StoredNodeHistory.key == node.key)
)(session)
# download
remote_history = RemoteNodeHistory(key=node.key, etag=None, history=None)
remote_history.load(session)
download(remote_history, None)(session)
show_history(session, node.key)