# HG changeset patch
# User Maxim Dounin <mdounin@mdounin.ru>
# Date 1475161564 -10800
# Node ID fd5c2781460be7bb4f51d08721dc3dac487c453a
# Parent  90a03b1dc4dbe57905b849d55ed5c315686ea1b1
Modules compatibility: upstream config field.

It is to be used to track version of an upstream configuration used for
request processing.

diff --git a/src/http/ngx_http_upstream_round_robin.c b/src/http/ngx_http_upstream_round_robin.c
--- a/src/http/ngx_http_upstream_round_robin.c
+++ b/src/http/ngx_http_upstream_round_robin.c
@@ -260,6 +260,7 @@ ngx_http_upstream_init_round_robin_peer(
 
     rrp->peers = us->peer.data;
     rrp->current = NULL;
+    rrp->config = 0;
 
     n = rrp->peers->number;
 
@@ -384,6 +385,7 @@ ngx_http_upstream_create_round_robin_pee
 
     rrp->peers = peers;
     rrp->current = NULL;
+    rrp->config = 0;
 
     if (rrp->peers->number <= 8 * sizeof(uintptr_t)) {
         rrp->tried = &rrp->data;
diff --git a/src/http/ngx_http_upstream_round_robin.h b/src/http/ngx_http_upstream_round_robin.h
--- a/src/http/ngx_http_upstream_round_robin.h
+++ b/src/http/ngx_http_upstream_round_robin.h
@@ -122,6 +122,7 @@ struct ngx_http_upstream_rr_peers_s {
 
 
 typedef struct {
+    ngx_uint_t                      config;
     ngx_http_upstream_rr_peers_t   *peers;
     ngx_http_upstream_rr_peer_t    *current;
     uintptr_t                      *tried;
diff --git a/src/stream/ngx_stream_upstream_round_robin.c b/src/stream/ngx_stream_upstream_round_robin.c
--- a/src/stream/ngx_stream_upstream_round_robin.c
+++ b/src/stream/ngx_stream_upstream_round_robin.c
@@ -265,6 +265,7 @@ ngx_stream_upstream_init_round_robin_pee
 
     rrp->peers = us->peer.data;
     rrp->current = NULL;
+    rrp->config = 0;
 
     n = rrp->peers->number;
 
@@ -391,6 +392,7 @@ ngx_stream_upstream_create_round_robin_p
 
     rrp->peers = peers;
     rrp->current = NULL;
+    rrp->config = 0;
 
     if (rrp->peers->number <= 8 * sizeof(uintptr_t)) {
         rrp->tried = &rrp->data;
diff --git a/src/stream/ngx_stream_upstream_round_robin.h b/src/stream/ngx_stream_upstream_round_robin.h
--- a/src/stream/ngx_stream_upstream_round_robin.h
+++ b/src/stream/ngx_stream_upstream_round_robin.h
@@ -122,6 +122,7 @@ struct ngx_stream_upstream_rr_peers_s {
 
 
 typedef struct {
+    ngx_uint_t                       config;
     ngx_stream_upstream_rr_peers_t  *peers;
     ngx_stream_upstream_rr_peer_t   *current;
     uintptr_t                       *tried;