2021-09-10 12:34:39 -03:00

27 lines
646 B
Python

from collections.abc import Iterable, AsyncIterator
from typing import NamedTuple
from curio import TaskGroup
import curio.socket as socket
class Result(NamedTuple):
domain: str
found: bool
async def probe(domain: str) -> Result:
try:
await socket.getaddrinfo(domain, None)
except socket.gaierror:
return Result(domain, False)
return Result(domain, True)
async def multi_probe(domains: Iterable[str]) -> AsyncIterator[Result]:
async with TaskGroup() as group:
for domain in domains:
await group.spawn(probe, domain)
async for task in group:
yield task.result