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diff src/http/ngx_http_upstream_round_robin.c @ 4724:0141b4aec0e4 stable-1.2

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Merge of r4655, r4656, r4657, r4695, r4696: upstream changes. *) Upstream: least_conn balancer module. *) Upstream: weights and IPv6 support in ip_hash balancer. *) Upstream keepalive: "single" parameter deprecated.
author Maxim Dounin <mdounin@mdounin.ru>
date Mon, 02 Jul 2012 16:41:13 +0000
parents d05ab8793a69
children 3795aeb360fb
line wrap: on
line diff
--- a/src/http/ngx_http_upstream_round_robin.c
+++ b/src/http/ngx_http_upstream_round_robin.c
@@ -30,7 +30,7 @@ ngx_http_upstream_init_round_robin(ngx_c
     ngx_http_upstream_srv_conf_t *us)
 {
     ngx_url_t                      u;
-    ngx_uint_t                     i, j, n;
+    ngx_uint_t                     i, j, n, w;
     ngx_http_upstream_server_t    *server;
     ngx_http_upstream_rr_peers_t  *peers, *backup;
 
@@ -40,6 +40,7 @@ ngx_http_upstream_init_round_robin(ngx_c
         server = us->servers->elts;
 
         n = 0;
+        w = 0;
 
         for (i = 0; i < us->servers->nelts; i++) {
             if (server[i].backup) {
@@ -47,6 +48,7 @@ ngx_http_upstream_init_round_robin(ngx_c
             }
 
             n += server[i].naddrs;
+            w += server[i].naddrs * server[i].weight;
         }
 
         if (n == 0) {
@@ -64,6 +66,8 @@ ngx_http_upstream_init_round_robin(ngx_c
 
         peers->single = (n == 1);
         peers->number = n;
+        peers->weighted = (w != n);
+        peers->total_weight = w;
         peers->name = &us->host;
 
         n = 0;
@@ -96,6 +100,7 @@ ngx_http_upstream_init_round_robin(ngx_c
         /* backup servers */
 
         n = 0;
+        w = 0;
 
         for (i = 0; i < us->servers->nelts; i++) {
             if (!server[i].backup) {
@@ -103,6 +108,7 @@ ngx_http_upstream_init_round_robin(ngx_c
             }
 
             n += server[i].naddrs;
+            w += server[i].naddrs * server[i].weight;
         }
 
         if (n == 0) {
@@ -118,6 +124,8 @@ ngx_http_upstream_init_round_robin(ngx_c
         peers->single = 0;
         backup->single = 0;
         backup->number = n;
+        backup->weighted = (w != n);
+        backup->total_weight = w;
         backup->name = &us->host;
 
         n = 0;
@@ -185,6 +193,8 @@ ngx_http_upstream_init_round_robin(ngx_c
 
     peers->single = (n == 1);
     peers->number = n;
+    peers->weighted = 0;
+    peers->total_weight = n;
     peers->name = &us->host;
 
     for (i = 0; i < u.naddrs; i++) {