156 lines
3.8 KiB
Python
156 lines
3.8 KiB
Python
import argparse
|
|
import dataclasses
|
|
import os
|
|
import pathlib
|
|
import tempfile
|
|
import typing
|
|
|
|
from cool_domain import PKG_NAME
|
|
from cool_domain.constants import LANGS
|
|
|
|
|
|
@dataclasses.dataclass(frozen=True, slots=True)
|
|
class Parameters:
|
|
debug: bool = False
|
|
quiet: bool = False
|
|
cache: bool = True
|
|
count: int = 1
|
|
words: int = 1
|
|
dig: bool = True
|
|
lang: str = "english"
|
|
cache_file: str = str(pathlib.Path(tempfile.gettempdir()) / ".cool-domain-cache")
|
|
tld_list_uri: str = "https://data.iana.org/TLD/tlds-alpha-by-domain.txt"
|
|
custom_words: str = "words.txt"
|
|
|
|
@classmethod
|
|
def from_namespace(cls, args: argparse.Namespace) -> "Parameters":
|
|
return Parameters(**vars(args))
|
|
|
|
|
|
def __get_env_str(var: str, default: str) -> str:
|
|
if (result := os.getenv(var)) is None:
|
|
return default
|
|
return result
|
|
|
|
|
|
def __get_env_int(var: str, default: int) -> int:
|
|
value = __get_env_str(var, str(default))
|
|
if value.isdecimal():
|
|
return int(value)
|
|
return default
|
|
|
|
|
|
def __add_arg_str(
|
|
parser: argparse.ArgumentParser,
|
|
*flags: str,
|
|
env_var: str,
|
|
default: str,
|
|
help_txt: str,
|
|
) -> None:
|
|
parser.add_argument(
|
|
*flags,
|
|
metavar=env_var,
|
|
default=__get_env_str(env_var, default),
|
|
help=f"{help_txt} (default: {default})" if len(default) else help_txt,
|
|
)
|
|
|
|
|
|
def __add_arg_int(
|
|
parser: argparse.ArgumentParser,
|
|
*flags: str,
|
|
env_var: str,
|
|
default: int,
|
|
help_txt: str,
|
|
) -> None:
|
|
parser.add_argument(
|
|
*flags,
|
|
type=int,
|
|
metavar=env_var,
|
|
default=__get_env_int(env_var, default),
|
|
help=f"{help_txt} (default: {default})",
|
|
)
|
|
|
|
|
|
def __add_arg_bool(
|
|
parser: argparse.ArgumentParser,
|
|
*flags: str,
|
|
default: bool,
|
|
help_txt: str,
|
|
dest: str | None = None,
|
|
) -> None:
|
|
parser.add_argument(
|
|
*flags,
|
|
action=argparse.BooleanOptionalAction,
|
|
help=f"{help_txt} (default: {str(default).lower()})",
|
|
default=default,
|
|
dest=dest,
|
|
)
|
|
|
|
|
|
def parse_parameters(args: typing.Sequence[str]) -> Parameters:
|
|
default_values = Parameters()
|
|
parser = argparse.ArgumentParser(
|
|
PKG_NAME,
|
|
)
|
|
__add_arg_int(
|
|
parser,
|
|
"--count",
|
|
env_var="DOMAIN_COUNT",
|
|
default=default_values.count,
|
|
help_txt="number of domains to generate",
|
|
)
|
|
__add_arg_int(
|
|
parser,
|
|
"--words",
|
|
env_var="WORD_COUNT",
|
|
default=default_values.words,
|
|
help_txt="number of words per domain",
|
|
)
|
|
parser.add_argument(
|
|
"--lang",
|
|
default=default_values.lang,
|
|
help="word list lang (default: english)",
|
|
choices=[*list(LANGS.keys()), "custom"],
|
|
)
|
|
__add_arg_str(
|
|
parser,
|
|
"--custom-words",
|
|
env_var="CUSTOM_WORDS",
|
|
default=default_values.custom_words,
|
|
help_txt="custom word list location",
|
|
)
|
|
__add_arg_bool(
|
|
parser,
|
|
"--dig",
|
|
default=default_values.dig,
|
|
help_txt="check availability with dig",
|
|
)
|
|
parser.add_argument(
|
|
"--debug", action=argparse.BooleanOptionalAction, default=default_values.debug
|
|
)
|
|
parser.add_argument(
|
|
"--quiet", action=argparse.BooleanOptionalAction, default=default_values.quiet
|
|
)
|
|
__add_arg_bool(
|
|
parser,
|
|
"--cache",
|
|
default=default_values.cache,
|
|
help_txt="use cache",
|
|
)
|
|
__add_arg_str(
|
|
parser,
|
|
"--cache-file",
|
|
env_var="CACHE_FILE",
|
|
default=default_values.cache_file,
|
|
help_txt="cache file location",
|
|
)
|
|
__add_arg_str(
|
|
parser,
|
|
"--tld-list-uri",
|
|
env_var="TLD_LIST_URI",
|
|
default=default_values.tld_list_uri,
|
|
help_txt="Top Level Domains list",
|
|
)
|
|
parsed_args = parser.parse_args(args)
|
|
return Parameters.from_namespace(parsed_args)
|