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-rw-r--r--src/http/ngx_http_upstream.c30
-rw-r--r--src/http/ngx_http_upstream.h2
2 files changed, 32 insertions, 0 deletions
diff --git a/src/http/ngx_http_upstream.c b/src/http/ngx_http_upstream.c
index ca6db5cf1..9a70b8c7e 100644
--- a/src/http/ngx_http_upstream.c
+++ b/src/http/ngx_http_upstream.c
@@ -113,6 +113,8 @@ static ngx_int_t ngx_http_upstream_process_connection(ngx_http_request_t *r,
static ngx_int_t
ngx_http_upstream_process_transfer_encoding(ngx_http_request_t *r,
ngx_table_elt_t *h, ngx_uint_t offset);
+static ngx_int_t ngx_http_upstream_process_vary(ngx_http_request_t *r,
+ ngx_table_elt_t *h, ngx_uint_t offset);
static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r,
ngx_table_elt_t *h, ngx_uint_t offset);
static ngx_int_t
@@ -250,6 +252,10 @@ ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = {
ngx_http_upstream_ignore_header_line, 0,
ngx_http_upstream_ignore_header_line, 0, 0 },
+ { ngx_string("Vary"),
+ ngx_http_upstream_process_vary, 0,
+ ngx_http_upstream_copy_header_line, 0, 0 },
+
{ ngx_string("X-Powered-By"),
ngx_http_upstream_ignore_header_line, 0,
ngx_http_upstream_copy_header_line, 0, 0 },
@@ -407,6 +413,7 @@ ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[] = {
{ ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES },
{ ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL },
{ ngx_string("Set-Cookie"), NGX_HTTP_UPSTREAM_IGN_SET_COOKIE },
+ { ngx_string("Vary"), NGX_HTTP_UPSTREAM_IGN_VARY },
{ ngx_null_string, 0 }
};
@@ -4139,6 +4146,29 @@ ngx_http_upstream_process_transfer_encoding(ngx_http_request_t *r,
static ngx_int_t
+ngx_http_upstream_process_vary(ngx_http_request_t *r,
+ ngx_table_elt_t *h, ngx_uint_t offset)
+{
+ ngx_http_upstream_t *u;
+
+ u = r->upstream;
+ u->headers_in.vary = h;
+
+#if (NGX_HTTP_CACHE)
+
+ if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_VARY) {
+ return NGX_OK;
+ }
+
+ u->cacheable = 0;
+
+#endif
+
+ return NGX_OK;
+}
+
+
+static ngx_int_t
ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h,
ngx_uint_t offset)
{
diff --git a/src/http/ngx_http_upstream.h b/src/http/ngx_http_upstream.h
index 8296b2e1c..b43322fc0 100644
--- a/src/http/ngx_http_upstream.h
+++ b/src/http/ngx_http_upstream.h
@@ -50,6 +50,7 @@
#define NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE 0x00000040
#define NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING 0x00000080
#define NGX_HTTP_UPSTREAM_IGN_XA_CHARSET 0x00000100
+#define NGX_HTTP_UPSTREAM_IGN_VARY 0x00000200
typedef struct {
@@ -244,6 +245,7 @@ typedef struct {
ngx_table_elt_t *accept_ranges;
ngx_table_elt_t *www_authenticate;
ngx_table_elt_t *transfer_encoding;
+ ngx_table_elt_t *vary;
#if (NGX_HTTP_GZIP)
ngx_table_elt_t *content_encoding;