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# Copyright (C) 2023 Canonical, Ltd.
# Author: Lukas Märdian <slyon@ubuntu.com>
#
# 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; version 3.
#
# 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 <http://www.gnu.org/licenses/>.
from enum import IntEnum
from typing import Union, IO
from ._netplan_cffi import ffi, lib
from ._utils import _checked_lib_call
class Flags(IntEnum):
IGNORE_ERRORS = 1 << 0
class Parser():
def __init__(self):
self._ptr = lib.netplan_parser_new()
def __del__(self):
ref = ffi.new('NetplanParser **', self._ptr)
lib.netplan_parser_clear(ref)
def load_yaml(self, input_file: Union[str, IO]):
if isinstance(input_file, str):
return _checked_lib_call(lib.netplan_parser_load_yaml, self._ptr, input_file.encode('utf-8'))
else:
return _checked_lib_call(lib.netplan_parser_load_yaml_from_fd, self._ptr, input_file.fileno())
def load_yaml_hierarchy(self, rootdir: str = None):
root = rootdir.encode('utf-8') if rootdir else ffi.NULL
return _checked_lib_call(lib.netplan_parser_load_yaml_hierarchy, self._ptr, root)
def load_keyfile(self, input_file: str): # TODO: load from File/fd (i.e. input_file: Union[str, IO])
return _checked_lib_call(lib.netplan_parser_load_keyfile, self._ptr, input_file.encode('utf-8'))
def load_nullable_fields(self, input_file: IO):
return _checked_lib_call(lib.netplan_parser_load_nullable_fields, self._ptr, input_file.fileno())
def _load_nullable_overrides(self, input_file: IO, constraint: str):
return _checked_lib_call(lib.netplan_parser_load_nullable_overrides,
self._ptr, input_file.fileno(), constraint.encode('utf-8'))
@property
def flags(self) -> int:
return lib.netplan_parser_get_flags(self._ptr)
@flags.setter
def flags(self, flags: int):
_ = _checked_lib_call(lib.netplan_parser_set_flags, self._ptr, flags)
@property
def error_count(self) -> int:
return lib.netplan_parser_get_error_count(self._ptr)
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