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From j..@apache.org
Subject svn commit: r553600 - in /httpd/httpd/branches/2.2.x: CHANGES STATUS modules/cache/mod_cache.c
Date Thu, 05 Jul 2007 18:23:21 GMT
Author: jim
Date: Thu Jul  5 11:23:20 2007
New Revision: 553600

URL: http://svn.apache.org/viewvc?view=rev&rev=553600
Log:
Merge r539621 from trunk:

mod_cache: Do not set Date or Expires when they are missing from the original
response or are invalid.

Submitted by: jerenkrantz
Reviewed by: jim

Modified:
    httpd/httpd/branches/2.2.x/CHANGES
    httpd/httpd/branches/2.2.x/STATUS
    httpd/httpd/branches/2.2.x/modules/cache/mod_cache.c

Modified: httpd/httpd/branches/2.2.x/CHANGES
URL: http://svn.apache.org/viewvc/httpd/httpd/branches/2.2.x/CHANGES?view=diff&rev=553600&r1=553599&r2=553600
==============================================================================
--- httpd/httpd/branches/2.2.x/CHANGES [utf-8] (original)
+++ httpd/httpd/branches/2.2.x/CHANGES [utf-8] Thu Jul  5 11:23:20 2007
@@ -1,6 +1,9 @@
                                                         -*- coding: utf-8 -*-
 Changes with Apache 2.2.5
 
+  *) mod_cache: Do not set Date or Expires when they are missing from
+     the original response or are invalid.  [Justin Erenkrantz]
+
   *) mod_cache: Correctly handle HEAD requests on expired cache content.
      PR 41230.  [Niklas Edmundsson]
 

Modified: httpd/httpd/branches/2.2.x/STATUS
URL: http://svn.apache.org/viewvc/httpd/httpd/branches/2.2.x/STATUS?view=diff&rev=553600&r1=553599&r2=553600
==============================================================================
--- httpd/httpd/branches/2.2.x/STATUS (original)
+++ httpd/httpd/branches/2.2.x/STATUS Thu Jul  5 11:23:20 2007
@@ -77,13 +77,6 @@
 PATCHES ACCEPTED TO BACKPORT FROM TRUNK:
   [ start all new proposals below, under PATCHES PROPOSED. ]
 
-    * mod_cache: Do not set Date or Expires when missing/invalid.
-      Trunk version of patch:
-        http://svn.apache.org/viewvc?view=rev&revision=539621
-      2.2.x version of patch:
-        (trunk applies cleanly)
-      +1: jerenkrantz, rpluem, jim
-
     * mod_cgi: Reverse the regression documented in PR 39710
       (ErrorDocuments are *badly* broken).
       Paul's patch reverses the change that introduced the bug.

Modified: httpd/httpd/branches/2.2.x/modules/cache/mod_cache.c
URL: http://svn.apache.org/viewvc/httpd/httpd/branches/2.2.x/modules/cache/mod_cache.c?view=diff&rev=553600&r1=553599&r2=553600
==============================================================================
--- httpd/httpd/branches/2.2.x/modules/cache/mod_cache.c (original)
+++ httpd/httpd/branches/2.2.x/modules/cache/mod_cache.c Thu Jul  5 11:23:20 2007
@@ -318,7 +318,6 @@
 static int cache_save_filter(ap_filter_t *f, apr_bucket_brigade *in)
 {
     int rv = !OK;
-    int date_in_errhdr = 0;
     request_rec *r = f->r;
     cache_request_rec *cache;
     cache_server_conf *conf;
@@ -653,10 +652,7 @@
 
     /* Read the date. Generate one if one is not supplied */
     dates = apr_table_get(r->err_headers_out, "Date");
-    if (dates != NULL) {
-        date_in_errhdr = 1;
-    }
-    else {
+    if (dates == NULL) {
         dates = apr_table_get(r->headers_out, "Date");
     }
     if (dates != NULL) {
@@ -668,25 +664,10 @@
 
     now = apr_time_now();
     if (info->date == APR_DATE_BAD) {  /* No, or bad date */
-        char *dates;
         /* no date header (or bad header)! */
-        /* add one; N.B. use the time _now_ rather than when we were checking
-         * the cache
-         */
-        if (date_in_errhdr == 1) {
-            apr_table_unset(r->err_headers_out, "Date");
-        }
-        date = now;
-        dates = apr_pcalloc(r->pool, MAX_STRING_LEN);
-        apr_rfc822_date(dates, now);
-        apr_table_set(r->headers_out, "Date", dates);
-        ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, r->server,
-                     "cache: Added date header");
-        info->date = date;
-    }
-    else {
-        date = info->date;
+        info->date = now;
     }
+    date = info->date;
 
     /* set response_time for HTTP/1.1 age calculations */
     info->response_time = now;
@@ -714,7 +695,6 @@
      *      expire date = date + defaultexpire
      */
     if (exp == APR_DATE_BAD) {
-        char expire_hdr[APR_RFC822_DATE_LEN];
         char *max_age_val;
 
         if (ap_cache_liststr(r->pool, cc_out, "max-age", &max_age_val) &&
@@ -745,13 +725,9 @@
                 x = conf->maxex;
             }
             exp = date + x;
-            apr_rfc822_date(expire_hdr, exp);
-            apr_table_set(r->headers_out, "Expires", expire_hdr);
         }
         else {
             exp = date + conf->defex;
-            apr_rfc822_date(expire_hdr, exp);
-            apr_table_set(r->headers_out, "Expires", expire_hdr);
         }
     }
     info->expire = exp;



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