97 lines
2.5 KiB
Python

from typing import Any, Callable, Type
import requests
from requests.exceptions import (
ChunkedEncodingError,
ConnectionError,
)
from tenacity import (
retry,
retry_if_exception,
retry_if_exception_type,
stop_after_delay,
wait_exponential,
)
from urllib3.exceptions import IncompleteRead
from openhands.core.logger import openhands_logger as logger
from openhands.utils.tenacity_stop import stop_if_should_exit
def is_server_error(exception):
return (
isinstance(exception, requests.HTTPError)
and exception.response.status_code >= 500
)
def is_404_error(exception):
return (
isinstance(exception, requests.HTTPError)
and exception.response.status_code == 404
)
def is_429_error(exception):
return (
isinstance(exception, requests.HTTPError)
and exception.response.status_code == 429
)
def is_503_error(exception):
return (
isinstance(exception, requests.HTTPError)
and exception.response.status_code == 503
)
def is_502_error(exception):
return (
isinstance(exception, requests.HTTPError)
and exception.response.status_code == 502
)
DEFAULT_RETRY_EXCEPTIONS = [
ConnectionError,
IncompleteRead,
ChunkedEncodingError,
]
def send_request_with_retry(
session: requests.Session,
method: str,
url: str,
timeout: int,
retry_exceptions: list[Type[Exception]] | None = None,
retry_fns: list[Callable[[Exception], bool]] | None = None,
**kwargs: Any,
) -> requests.Response:
exceptions_to_catch = retry_exceptions or DEFAULT_RETRY_EXCEPTIONS
retry_condition = retry_if_exception_type(
tuple(exceptions_to_catch)
) | retry_if_exception(is_502_error)
if retry_fns is not None:
for fn in retry_fns:
retry_condition |= retry_if_exception(fn)
# wait a few more seconds to get the timeout error from client side
kwargs['timeout'] = timeout + 10
@retry(
stop=stop_after_delay(timeout) | stop_if_should_exit(),
wait=wait_exponential(multiplier=1, min=4, max=20),
retry=retry_condition,
reraise=True,
before_sleep=lambda retry_state: logger.debug(
f'Retrying {method} request to {url} due to {retry_state.outcome.exception()}. Attempt {retry_state.attempt_number}'
),
)
def _send_request_with_retry():
response = session.request(method, url, **kwargs)
response.raise_for_status()
return response
return _send_request_with_retry()