From 3ff7b15bb79f2ee5b7af245c55ae14546243bb77 Mon Sep 17 00:00:00 2001 From: Iuri de Silvio Date: Sun, 31 Oct 2021 21:54:13 -0300 Subject: Fixed #33252 -- Made cache middlewares thread-safe. --- django/middleware/cache.py | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) (limited to 'django/middleware') diff --git a/django/middleware/cache.py b/django/middleware/cache.py index 85de0e91c5..c191118183 100644 --- a/django/middleware/cache.py +++ b/django/middleware/cache.py @@ -67,7 +67,10 @@ class UpdateCacheMiddleware(MiddlewareMixin): self.page_timeout = None self.key_prefix = settings.CACHE_MIDDLEWARE_KEY_PREFIX self.cache_alias = settings.CACHE_MIDDLEWARE_ALIAS - self.cache = caches[self.cache_alias] + + @property + def cache(self): + return caches[self.cache_alias] def _should_update_cache(self, request, response): return hasattr(request, '_cache_update_cache') and request._cache_update_cache @@ -126,7 +129,10 @@ class FetchFromCacheMiddleware(MiddlewareMixin): super().__init__(get_response) self.key_prefix = settings.CACHE_MIDDLEWARE_KEY_PREFIX self.cache_alias = settings.CACHE_MIDDLEWARE_ALIAS - self.cache = caches[self.cache_alias] + + @property + def cache(self): + return caches[self.cache_alias] def process_request(self, request): """ @@ -183,7 +189,6 @@ class CacheMiddleware(UpdateCacheMiddleware, FetchFromCacheMiddleware): if cache_alias is None: cache_alias = DEFAULT_CACHE_ALIAS self.cache_alias = cache_alias - self.cache = caches[self.cache_alias] except KeyError: pass -- cgit v1.3