Content app throws error when receiving cookie it can't handle

[daviddavis]

Steps to reproduce:

curl --cookie "{=1" ${PULP_CONTENT_URL}/pulp/content/
500 Internal Server Error

Stacktrace:

2025-01-16T14:43:37Z Traceback (most recent call last):
2025-01-16T14:43:37Z  File "/venv/lib/python3.9/site-packages/aiohttp/web_protocol.py", line 480, in _handle_request
2025-01-16T14:43:37Z    resp = await request_handler(request)
2025-01-16T14:43:37Z  File "/venv/lib/python3.9/site-packages/aiohttp/web_app.py", line 569, in _handle
2025-01-16T14:43:37Z    return await handler(request)
2025-01-16T14:43:37Z  File "/venv/lib/python3.9/site-packages/aiohttp/web_middlewares.py", line 117, in impl
2025-01-16T14:43:37Z    return await handler(request)
2025-01-16T14:43:37Z  File "/venv/lib/python3.9/site-packages/pulpcore/content/authentication.py", line 23, in authenticate
2025-01-16T14:43:37Z    django_request = convert_request(request)
2025-01-16T14:43:37Z  File "/venv/lib/python3.9/site-packages/pulpcore/content/authentication.py", line 63, in convert_request
2025-01-16T14:43:37Z    djr.COOKIES = request.cookies
2025-01-16T14:43:37Z  File "src/propcache/_helpers_c.pyx", line 33, in propcache._helpers_c.under_cached_property.__get__
2025-01-16T14:43:37Z  File "/venv/lib/python3.9/site-packages/aiohttp/web_request.py", line 595, in cookies
2025-01-16T14:43:37Z    parsed = SimpleCookie(raw)
2025-01-16T14:43:37Z  File "/usr/lib/python3.9/http/cookies.py", line 465, in __init__
2025-01-16T14:43:37Z    self.load(input)
2025-01-16T14:43:37Z  File "/usr/lib/python3.9/http/cookies.py", line 514, in load
2025-01-16T14:43:37Z    self.__parse_string(rawdata)
2025-01-16T14:43:37Z  File "/usr/lib/python3.9/http/cookies.py", line 578, in __parse_string
2025-01-16T14:43:37Z    self.__set(key, rval, cval)
2025-01-16T14:43:37Z  File "/usr/lib/python3.9/http/cookies.py", line 470, in __set
2025-01-16T14:43:37Z    M.set(key, real_value, coded_value)
2025-01-16T14:43:37Z  File "/usr/lib/python3.9/http/cookies.py", line 335, in set
2025-01-16T14:43:37Z    raise CookieError('Illegal key %r' % (key,))
2025-01-16T14:43:37Z http.cookies.CookieError: Illegal key '{'

I think pulp would just ignore the cookie or return some sort of 4xx response.