def list_containers_iter(self, limit, marker, end_marker,
prefix, delimiter):
"""
Return tuple of name, object_count, bytes_used, 0(is_subdir).
Used by account server.
"""
if delimiter and not prefix:
prefix = ''
self.update_container_count()
containers, container_count = self.container_info
if containers:
containers.sort()
if containers and prefix:
containers = self.filter_prefix(containers, prefix)
if containers and delimiter:
containers = self.filter_delimiter(containers, delimiter, prefix)
if containers and marker:
containers = self.filter_marker(containers, marker)
if containers and end_marker:
containers = self.filter_end_marker(containers, end_marker)
if containers and limit:
if len(containers) > limit:
containers = self.filter_limit(containers, limit)
account_list = []
if containers:
for cont in containers:
list_item = []
metadata = None
list_item.append(cont)
cont_path = os.path.join(self.datadir, cont)
metadata = _read_metadata(cont_path)
if not metadata or not validate_container(metadata):
metadata = create_container_metadata(cont_path)
if metadata:
list_item.append(metadata[X_OBJECTS_COUNT][0])
list_item.append(metadata[X_BYTES_USED][0])
list_item.append(0)
account_list.append(list_item)
return account_list
def __init__(self, path, drive, account, container, logger,
uid=DEFAULT_UID, gid=DEFAULT_GID):
self.root = path
if container:
self.container = container
else:
self.container = None
if self.container:
self.datadir = os.path.join(path, drive, self.container)
else:
self.datadir = os.path.join(path, drive)
self.account = account
assert logger is not None
self.logger = logger
self.metadata = {}
self.container_info = None
self.object_info = None
self.uid = int(uid)
self.gid = int(gid)
self.db_file = _db_file
self.dir_exists = os.path.exists(self.datadir)
if self.dir_exists:
try:
self.metadata = _read_metadata(self.datadir)
except EOFError:
create_container_metadata(self.datadir)
else:
return
if self.container:
if not self.metadata:
create_container_metadata(self.datadir)
self.metadata = _read_metadata(self.datadir)
else:
if not validate_container(self.metadata):
create_container_metadata(self.datadir)
self.metadata = _read_metadata(self.datadir)
else:
if not self.metadata:
create_account_metadata(self.datadir)
self.metadata = _read_metadata(self.datadir)
else:
if not validate_account(self.metadata):
create_account_metadata(self.datadir)
self.metadata = _read_metadata(self.datadir)
