def __init__(self, base_dir):
"""
Initialize a new storage backend instance that will work within 'base_dir'.
:param base_dir: The base directory within which should be worked.
"""
if not os.path.exists(base_dir):
raise DirectoryNotFoundError("Base directory does not exist.")
self.base_dir = base_dir
def get_full_dir_path(self, dir_name, **kwargs):
"""
:inherit.
"""
if not self.dir_exists(dir_name):
raise DirectoryNotFoundError("Directory does not exist.")
try:
return self._fs.get_full_path(dir_name)
except Exception as ex:
raise StorageBackendError(ex)
def set_dir_uid(self, dir_name, uid, **kwargs):
"""
:inherit.
"""
if not self.dir_exists(dir_name):
raise DirectoryNotFoundError("Directory does not exist.")
try:
self._fs.set_uid(uid, dir_name)
except Exception as ex:
raise StorageBackendError(ex)
def rm_dir(self, dir_name, **kwargs):
"""
:inherit.
:param recursive: If true, recursively remove the dir.
If false and the directory is not empty, an error is raised.
"""
if not self.dir_exists(dir_name):
raise DirectoryNotFoundError("Directory does not exist.")
recursive = kwargs.get('recursive')
try:
if recursive is True:
self._fs.rrm_dir(dir_name)
else:
self._fs.rm_dir(dir_name)
except Exception as ex:
raise StorageBackendError(ex)