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Diffstat (limited to 'kvmd/validators/fs.py')
| -rw-r--r-- | kvmd/validators/fs.py | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/kvmd/validators/fs.py b/kvmd/validators/fs.py new file mode 100644 index 00000000..ed895818 --- /dev/null +++ b/kvmd/validators/fs.py @@ -0,0 +1,52 @@ +# ========================================================================== # +# # +# KVMD - The main Pi-KVM daemon. # +# # +# Copyright (C) 2018 Maxim Devaev <[email protected]> # +# # +# This program is free software: you can redistribute it and/or modify # +# it under the terms of the GNU General Public License as published by # +# the Free Software Foundation, either version 3 of the License, or # +# (at your option) any later version. # +# # +# This program is distributed in the hope that it will be useful, # +# but WITHOUT ANY WARRANTY; without even the implied warranty of # +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # +# GNU General Public License for more details. # +# # +# You should have received a copy of the GNU General Public License # +# along with this program. If not, see <https://www.gnu.org/licenses/>. # +# # +# ========================================================================== # + + +import os + +from typing import Any + +from . import raise_error +from . import check_not_none_string + +from .basic import valid_number + + +# ===== +def valid_abs_path(arg: Any, exists: bool=False) -> str: + name = ("existent absolute path" if exists else "absolute path") + + if len(str(arg).strip()) == 0: + arg = None + arg = check_not_none_string(arg, name) + + arg = os.path.abspath(arg) + if exists and not os.access(arg, os.F_OK): + raise_error(arg, name) + return arg + + +def valid_abs_path_exists(arg: Any) -> str: + return valid_abs_path(arg, exists=True) + + +def valid_unix_mode(arg: Any) -> int: + return int(valid_number(arg, min=0, name="UNIX mode")) |