56 lines
2.5 KiB
Python
56 lines
2.5 KiB
Python
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import time
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from django.conf import settings
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from django.contrib.sessions.middleware import SessionMiddleware
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from django.utils.cache import patch_vary_headers
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from django.utils.http import cookie_date
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from structlog import get_logger
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from passbook.factors.view import AuthenticationView
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LOGGER = get_logger()
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class SessionHostDomainMiddleware(SessionMiddleware):
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def process_request(self, request):
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session_key = request.COOKIES.get(settings.SESSION_COOKIE_NAME)
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request.session = self.SessionStore(session_key)
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def process_response(self, request, response):
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"""
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If request.session was modified, or if the configuration is to save the
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session every time, save the changes and set a session cookie.
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"""
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try:
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accessed = request.session.accessed
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modified = request.session.modified
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except AttributeError:
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pass
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else:
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if accessed:
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patch_vary_headers(response, ('Cookie',))
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if modified or settings.SESSION_SAVE_EVERY_REQUEST:
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if request.session.get_expire_at_browser_close():
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max_age = None
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expires = None
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else:
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max_age = request.session.get_expiry_age()
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expires_time = time.time() + max_age
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expires = cookie_date(expires_time)
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# Save the session data and refresh the client cookie.
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# Skip session save for 500 responses, refs #3881.
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if response.status_code != 500:
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request.session.save()
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hosts = [request.get_host().split(':')[0]]
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if AuthenticationView.SESSION_FORCE_COOKIE_HOSTNAME in request.session:
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hosts.append(request.session[AuthenticationView.SESSION_FORCE_COOKIE_HOSTNAME])
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LOGGER.debug("Setting hosts for session", hosts=hosts)
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for host in hosts:
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response.set_cookie(settings.SESSION_COOKIE_NAME,
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request.session.session_key, max_age=max_age,
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expires=expires, domain=host,
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path=settings.SESSION_COOKIE_PATH,
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secure=settings.SESSION_COOKIE_SECURE or None,
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httponly=settings.SESSION_COOKIE_HTTPONLY or None)
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return response
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