Don't cache requests with a expires date in the past; otherwise mod_cache will
always try to cache the URL. This bug might lead to numerous rename() errors
on win32 if the URL was previously cached.
Index: modules/cache/mod_cache.c
===================================================================
--- modules/cache/mod_cache.c.orig
+++ modules/cache/mod_cache.c
@@ -445,6 +445,11 @@
/* if a broken Expires header is present, don't cache it */
reason = apr_pstrcat(p, "Broken expires header: ", exps, NULL);
}
+ else if (exp != APR_DATE_BAD && exp < r->request_time)
+ {
+ /* if a Expires header is in the past, don't cache it */
+ reason = "Expires header already expired, not cacheable";
+ }
else if (r->args && exps == NULL) {
/* if query string present but no expiration time, don't cache it
* (RFC 2616/13.9)
--
|