- additional configs for mod_evastive (see: http://forum.lighttpd.net/topic/611#1702)

Changed files:
    lighttpd-mod_evasive-status_code.patch -> 1.1

diff --git a/lighttpd-mod_evasive-status_code.patch b/lighttpd-mod_evasive-status_code.patch
new file mode 100644 (file)
index 0000000..b82e9f6
--- /dev/null
+++ b/lighttpd-mod_evasive-status_code.patch
@@ -0,0 +1,94 @@
+--- src/mod_evasive_orig.c     Wed Jan  4 21:24:51 2006
++++ src/mod_evasive.c  Thu Apr 13 21:32:12 2006
+@@ -27,11 +27,15 @@
+ 
+ typedef struct {
+       unsigned short max_conns;
++      unsigned short http_status_code;
++      unsigned int retry_after;
+ } plugin_config;
+ 
+ typedef struct {
+       PLUGIN_DATA;
+       
++      buffer *evasive_rftmp;
++      
+       plugin_config **config_storage;
+       
+       plugin_config conf; 
+@@ -42,6 +46,10 @@
+       
+       p = calloc(1, sizeof(*p));
+       
++      p->evasive_rftmp = buffer_init();
++      
++      buffer_prepare_copy(p->evasive_rftmp, 255);
++      
+       return p;
+ }
+ 
+@@ -52,6 +60,8 @@
+ 
+       if (!p) return HANDLER_GO_ON;
+       
++      buffer_free(p->evasive_rftmp);
++      
+       if (p->config_storage) {
+               size_t i;
+               for (i = 0; i < srv->config_context->used; i++) {
+@@ -73,6 +83,8 @@
+       
+       config_values_t cv[] = { 
+               { "evasive.max-conns-per-ip",    NULL, T_CONFIG_SHORT, T_CONFIG_SCOPE_CONNECTION },
++              { "evasive.http-status-code",    NULL, T_CONFIG_SHORT, T_CONFIG_SCOPE_CONNECTION },
++              { "evasive.retry-after",         NULL, T_CONFIG_SHORT, T_CONFIG_SCOPE_CONNECTION },
+               { NULL,                          NULL, T_CONFIG_UNSET, T_CONFIG_SCOPE_UNSET }
+       };
+       
+@@ -82,9 +94,13 @@
+               plugin_config *s;
+               
+               s = calloc(1, sizeof(plugin_config));
+-              s->max_conns       = 0;
++              s->max_conns        = 0;
++              s->http_status_code = 503;
++              s->retry_after      = 0;
+               
+               cv[0].destination = &(s->max_conns);
++              cv[1].destination = &(s->http_status_code);
++              cv[2].destination = &(s->retry_after);
+               
+               p->config_storage[i] = s;
+       
+@@ -103,6 +119,8 @@
+       plugin_config *s = p->config_storage[0];
+ 
+       PATCH(max_conns);
++      PATCH(http_status_code);
++      PATCH(retry_after);
+       
+       /* skip the first, the global context */
+       for (i = 1; i < srv->config_context->used; i++) {
+@@ -118,6 +136,10 @@
+                       
+                       if (buffer_is_equal_string(du->key, CONST_STR_LEN("evasive.max-conns-per-ip"))) {
+                               PATCH(max_conns);
++                      } else if (buffer_is_equal_string(du->key, CONST_STR_LEN("evasive.http-status-code"))) {
++                              PATCH(http_status_code);
++                      } else if (buffer_is_equal_string(du->key, CONST_STR_LEN("evasive.retry-after"))) {
++                              PATCH(retry_after);
+                       }
+               }
+       }
+@@ -153,7 +175,10 @@
+                                       inet_ntop_cache_get_ip(srv, &(con->dst_addr)),
+                                       "turned away. Too many connections.");
+ 
+-                              con->http_status = 403;
++                              buffer_copy_long(p->evasive_rftmp, p->conf.retry_after);
++
++                              con->http_status = p->conf.http_status_code;
++                              response_header_overwrite(srv, con, CONST_STR_LEN("Retry-After"), CONST_BUF_LEN(p->evasive_rftmp));
+                               return HANDLER_FINISHED;
+                       }
+               }