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Prevent too many retries when fetching an ILIAS page

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This commit is contained in:
I-Al-Istannen 2020-11-04 22:20:40 +01:00
parent 6f30adcd22
commit 316b9d7bf4
1 changed files with 9 additions and 2 deletions
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11
PFERD/ilias/crawler.py
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@ -593,10 +593,17 @@ class IliasCrawler:
return results
def _get_page(self, url: str, params: Dict[str, Any]) -> bs4.BeautifulSoup:
def _get_page(self, url: str, params: Dict[str, Any],
retry_count: int = 0) -> bs4.BeautifulSoup:
"""
Fetches a page from ILIAS, authenticating when needed.
"""
if retry_count >= 4:
raise FatalException("Could not get a proper page after 4 tries. "
"Maybe your URL is wrong, authentication fails continuously, "
"your ILIAS connection is spotty or ILIAS is not well.")
LOGGER.debug("Fetching %r", url)
response = self._session.get(url, params=params)
@ -617,7 +624,7 @@ class IliasCrawler:
self._authenticator.authenticate(self._session)
return self._get_page(url, params)
return self._get_page(url, params, retry_count + 1)
@staticmethod
def _is_logged_in(soup: bs4.BeautifulSoup) -> bool: