Надо же, до сих пор прикладывается (с -F 60).Для удобства -- ссылка на письмо:
http://www.lexa.ru/apache-talk/msg06354.html
оригинальный патч:
http://fly.osdn.org.ua/~mike/works/apache/apache-1.3.23-unlo...
rediff для 1.3.41 (похоже, включу в сборку для ALT Linux):
http://fly.osdn.org.ua/~mike/works/apache/apache-1.3.41-unlo...
и на всякий вклеиваю его:
diff -Naur apache_1.3.41-orig/src/modules/standard/mod_rewrite.c apache_1.3.41/src/modules/standard/mod_rewrite.c
--- apache_1.3.41-orig/src/modules/standard/mod_rewrite.c 2006-07-27 20:09:03 +0300
+++ apache_1.3.41/src/modules/standard/mod_rewrite.c 2008-03-31 19:33:24 +0300
@@ -62,6 +62,17 @@
static LONG locking_sem = 0;
#endif
+#ifndef REWRITE_MAX_RULES
+#define REWRITE_MAX_RULES 300
+#endif
+#ifndef REWRITE_MAX_REDIRECTS
+#define REWRITE_MAX_REDIRECTS 50
+#endif
+
+#define REWRITE_FIXUP_NOTE "rewrite_fixup_redirect"
+
+int redirect_count; /* Счетчик циклов для fixup */
+
/*
** +-------------------------------------------------------+
** | |
@@ -1345,6 +1356,34 @@
return FORBIDDEN;
}
+ /* Проверим и установим флаг первого запроса */
+ {
+ request_rec *q;
+ int note_found = 0;
+ for (q = r; q != NULL; q = q->prev) {
+ if( ap_table_get(q->notes, REWRITE_FIXUP_NOTE) != NULL ) {
+ note_found = 1;
+ break;
+ }
+ }
+ ap_table_set(r->notes, REWRITE_FIXUP_NOTE, "OK");
+
+ if( !note_found ) {
+ redirect_count = REWRITE_MAX_REDIRECTS;
+ rewritelog(r, 3, "setting redirect count notice" );
+ }
+ }
+
+ /* Проверим количество циклов */
+ if( redirect_count-- <= 0 ) {
+ /* очень много итераций */
+ ap_log_rerror(APLOG_MARK, APLOG_ERR, r,
+ "too many rewrite internal redirects: %s", r->uri);
+ return HTTP_INTERNAL_SERVER_ERROR;
+ }
+
+ rewritelog(r, 3, "internal redirect count: %d", redirect_count );
+
/*
* remember the current filename before rewriting for later check
* to prevent deadlooping because of internal redirects
@@ -1359,6 +1398,13 @@
if (rulestatus) {
unsigned skip;
+ if (strlen(r->filename) > 20 &&
+ strncmp(r->filename, "too_many_iterations:", 20) == 0) {
+ /* очень много итераций */
+ ap_log_rerror(APLOG_MARK, APLOG_ERR, r,
+ "too many rewrite rules (possible loop): %s", r->uri);
+ return HTTP_INTERNAL_SERVER_ERROR;
+ } else
if (strlen(r->filename) > 6 &&
strncmp(r->filename, "proxy:", 6) == 0) {
/* it should go on as an internal proxy request */
@@ -1671,6 +1717,7 @@
int changed;
int rc;
int s;
+ int loopcount = REWRITE_MAX_RULES;
/*
* Iterate over all existing rules
@@ -1679,6 +1726,13 @@
changed = 0;
loop:
for (i = 0; i < rewriterules->nelts; i++) {
+ if( loopcount-- <= 0 ) {
+ rewritelog(r, 2, "too many iterations '%s'", r->filename);
+ r->filename = ap_pstrcat(r->pool, "too_many_iterations:", r->filename, NULL);
+ changed = ACTION_NORMAL;
+ break;
+ }
+
p = &entries[i];
/*