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-rw-r--r--src/http/ngx_http_upstream.c20
1 files changed, 18 insertions, 2 deletions
diff --git a/src/http/ngx_http_upstream.c b/src/http/ngx_http_upstream.c
index e6f9c09dc..a415f58e3 100644
--- a/src/http/ngx_http_upstream.c
+++ b/src/http/ngx_http_upstream.c
@@ -2389,7 +2389,8 @@ ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u)
static ngx_int_t
ngx_http_upstream_test_next(ngx_http_request_t *r, ngx_http_upstream_t *u)
{
- ngx_uint_t status;
+ ngx_msec_t timeout;
+ ngx_uint_t status, mask;
ngx_http_upstream_next_t *un;
status = u->headers_in.status_n;
@@ -2400,7 +2401,22 @@ ngx_http_upstream_test_next(ngx_http_request_t *r, ngx_http_upstream_t *u)
continue;
}
- if (u->peer.tries > 1 && (u->conf->next_upstream & un->mask)) {
+ timeout = u->conf->next_upstream_timeout;
+
+ if (u->request_sent
+ && (r->method & (NGX_HTTP_POST|NGX_HTTP_LOCK|NGX_HTTP_PATCH)))
+ {
+ mask = un->mask | NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT;
+
+ } else {
+ mask = un->mask;
+ }
+
+ if (u->peer.tries > 1
+ && ((u->conf->next_upstream & mask) == mask)
+ && !(u->request_sent && r->request_body_no_buffering)
+ && !(timeout && ngx_current_msec - u->peer.start_time >= timeout))
+ {
ngx_http_upstream_next(r, u, un->mask);
return NGX_OK;
}