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# ############################################################################ #
# #
# ::: :::::::: #
# config.py :+: :+: :+: #
# +:+ +:+ +:+ #
# By: cacharle <me@cacharle.xyz> +#+ +:+ +#+ #
# +#+#+#+#+#+ +#+ #
# Created: 2021/02/26 09:40:36 by cacharle #+# #+# #
# Updated: 2021/02/28 11:19:13 by cacharle ### ########.fr #
# #
# ############################################################################ #
import os
import sys
import configparser
import inspect
import shutil
import distutils
from pathlib import Path
from typing import cast, List, Tuple
import minishell_test.data
from minishell_test.args import parse_args
DATA_DIR = Path(inspect.getfile(minishell_test.data)).parent
CONFIG_FILENAME = Path('minishell_test.cfg')
class ConfigParser(configparser.ConfigParser):
BOOLEAN_STATES = {'true': True, 'false': False}
def __init__(self):
super().__init__()
def getpath(self, section, options):
return Path(self.get(section, options)).resolve()
def getargs(self, section, options):
value = self.get(section, options)
return value.strip().split(' ') if len(value) != 0 else []
def getmultiline(self, section, options):
return self.get(section, options).strip().split('\n')
class Config():
minishell_dir = cast(Path, None)
bonus = cast(bool, None)
exec_name = cast(str, None)
make = cast(bool, None)
make_args = cast(List[str], None)
pager = cast(bool, None)
pager_prog = cast(Path, None)
log_path = cast(Path, None)
check_error_messages = cast(bool, None)
shell_available_commands = cast(List[str], None)
shell_path_variable = cast(str, None)
shell_reference_path = cast(Path, None)
shell_reference_args = cast(List[str], None)
timeout_test = cast(float, None)
timeout_leaks = cast(float, None)
cache_dir = cast(Path, None)
sandbox_dir = cast(Path, None)
shell_available_commands_dir = cast(Path, None)
lorem = cast(str, None)
minishell_exec_path = cast(Path, None)
minishell_prefix = cast(str, None)
shell_reference_prefix = cast(str, None)
exit_first = cast(bool, None)
range = cast(Tuple[int, int], None)
check_leaks = cast(bool, None)
show_range = cast(bool, None)
valgrind_cmd = cast(List[str], None)
term_cols = cast(int, None)
platform = cast(str, None)
@classmethod
def init(cls, args):
if isinstance(args, list):
args = parse_args(args)
cls.minishell_dir = Path(args.path).resolve()
cfg = cls._load_cfg()
cls.bonus = cfg.getboolean('minishell_test', 'bonus')
cls.exec_name = cfg.get('minishell_test', 'exec_name')
cls.make = cfg.getboolean('minishell_test', 'make')
cls.make_args = cfg.getargs('minishell_test', 'make_args')
cls.pager = cfg.getboolean('minishell_test', 'pager')
cls.pager_prog = cfg.get('minishell_test', 'pager_prog')
cls.log_path = cfg.getpath('minishell_test', 'log_path')
cls.check_error_messages = cfg.getboolean('minishell_test', 'check_error_messages')
cls.shell_available_commands = cfg.getmultiline('shell', 'available_commands')
cls.shell_path_variable = cfg.get('shell', 'path_variable')
cls.shell_reference_path = cfg.getpath('shell:reference', 'path')
cls.shell_reference_args = cfg.getargs('shell:reference', 'args')
cls.timeout_test = cfg.getfloat('timeout', 'test')
cls.timeout_leaks = cfg.getfloat('timeout', 'leaks')
xdg_cache_home = os.environ.get('XDG_CACHE_HOME')
home = os.environ.get('HOME')
if xdg_cache_home is not None:
cls.cache_dir = Path(xdg_cache_home) / 'minishell_test'
elif home is not None:
cls.cache_dir = Path(home) / '.cache' / 'minishell_test'
else:
cls.cache_dir = Path('.cache', 'minishell_test')
cls.sandbox_dir = cls.cache_dir / 'sandbox'
cls.shell_available_commands_dir = cls.cache_dir / 'bin'
cls.shell_path_variable = cls.shell_path_variable.format(shell_available_commands_dir=cls.shell_available_commands_dir)
with open(DATA_DIR / 'lorem') as f:
cls.lorem = ' '.join(f.read().split('\n'))
cls.minishell_exec_path = cls.minishell_dir / cls.exec_name
cls.minishell_prefix = cls.exec_name + ": "
cls.shell_reference_prefix = str(cls.shell_reference_path) + ": "
cls.exit_first = args.exit_first
cls.range = args.range
cls.check_leaks = args.check_leaks
if cls.range is not None or cls.check_leaks:
cls.show_range = True
else:
cls.show_range = args.show_range
if cls.check_leaks:
valgrind_path = distutils.spawn.find_executable("valgrind")
if valgrind_path is None:
raise RuntimeError("could not find valgrind command on your system")
cls.valgrind_cmd = [
str(valgrind_path),
"--trace-children=no",
"--leak-check=yes",
"--child-silent-after-fork=yes",
"--show-leak-kinds=definite",
str(cls.minishell_exec_path),
]
cls.term_cols = shutil.get_terminal_size().columns
if cls.term_cols < 40:
raise RuntimeError("You're terminal isn't wide enough 40 cols minimum required")
cls.platform = sys.platform
supported = ['linux', 'darwin']
if cls.platform not in supported:
raise RuntimeError("Your platform ({cls.platform}) is not supported, supported platforms are: {', '.join(supported)}")
@classmethod
def _load_cfg(cls):
cfg = ConfigParser()
cfg.read(DATA_DIR / 'default.cfg')
user_cfg = ConfigParser()
user_cfg.read(cls.minishell_dir / CONFIG_FILENAME) # if file doesn't exists, returns []
for section in user_cfg:
if section not in cfg:
raise RuntimeError(f"Unknown section name: {section}")
for key in user_cfg[section]:
if key not in cfg[section]:
raise RuntimeError(f"Unknown key name: {key}")
cfg.read_dict({**cfg, **user_cfg})
return cfg
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