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# ========================================================================== #
# #
# 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
import dataclasses
from typing import Optional
from ....logging import get_logger
# =====
@dataclasses.dataclass(frozen=True)
class FsSpace:
size: int
free: int
# =====
def get_file_size(path: str) -> int:
try:
return os.path.getsize(path)
except Exception as err:
get_logger().warning("Can't get size of file %s: %s", path, err)
return -1
def get_fs_space(path: str, fatal: bool) -> Optional[FsSpace]:
try:
st = os.statvfs(path)
except Exception as err:
if fatal:
raise
get_logger().warning("Can't get free space of filesystem %s: %s", path, err)
return None
return FsSpace(
size=(st.f_blocks * st.f_frsize),
free=(st.f_bavail * st.f_frsize),
)
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