Mercurial > hg > nginx
diff src/http/ngx_http_upstream.h @ 6966:fa56ab75cffc
Upstream: allow recovery from "429 Too Many Requests" response.
This change adds "http_429" parameter to "proxy_next_upstream" for
retrying rate-limited requests, and to "proxy_cache_use_stale" for
serving stale cached responses after being rate-limited.
Signed-off-by: Piotr Sikora <piotrsikora@google.com>
author | Piotr Sikora <piotrsikora@google.com> |
---|---|
date | Fri, 24 Mar 2017 02:48:03 -0700 |
parents | 1aeaae6e9446 |
children | 5a3ab1b5804b |
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--- a/src/http/ngx_http_upstream.h Fri Mar 24 02:48:03 2017 -0700 +++ b/src/http/ngx_http_upstream.h Fri Mar 24 02:48:03 2017 -0700 @@ -26,10 +26,11 @@ #define NGX_HTTP_UPSTREAM_FT_HTTP_504 0x00000080 #define NGX_HTTP_UPSTREAM_FT_HTTP_403 0x00000100 #define NGX_HTTP_UPSTREAM_FT_HTTP_404 0x00000200 -#define NGX_HTTP_UPSTREAM_FT_UPDATING 0x00000400 -#define NGX_HTTP_UPSTREAM_FT_BUSY_LOCK 0x00000800 -#define NGX_HTTP_UPSTREAM_FT_MAX_WAITING 0x00001000 -#define NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT 0x00002000 +#define NGX_HTTP_UPSTREAM_FT_HTTP_429 0x00000400 +#define NGX_HTTP_UPSTREAM_FT_UPDATING 0x00000800 +#define NGX_HTTP_UPSTREAM_FT_BUSY_LOCK 0x00001000 +#define NGX_HTTP_UPSTREAM_FT_MAX_WAITING 0x00002000 +#define NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT 0x00004000 #define NGX_HTTP_UPSTREAM_FT_NOLIVE 0x40000000 #define NGX_HTTP_UPSTREAM_FT_OFF 0x80000000 @@ -38,7 +39,8 @@ |NGX_HTTP_UPSTREAM_FT_HTTP_503 \ |NGX_HTTP_UPSTREAM_FT_HTTP_504 \ |NGX_HTTP_UPSTREAM_FT_HTTP_403 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_404) + |NGX_HTTP_UPSTREAM_FT_HTTP_404 \ + |NGX_HTTP_UPSTREAM_FT_HTTP_429) #define NGX_HTTP_UPSTREAM_INVALID_HEADER 40