Proxy: always emit "Host" header first.
Change-Id: Ib757bc625b61bb2d36960fc672a2d1fdfc60b6de
Signed-off-by: Piotr Sikora <piotrsikora@google.com>
Reviewed-on: https://nginx-review.googlesource.com/2831
Reviewed-by: Lizan Zhou <zlizan@google.com>
diff --git a/src/http/modules/ngx_http_proxy_module.c b/src/http/modules/ngx_http_proxy_module.c
index e1ac1ef..58c4a93 100644
--- a/src/http/modules/ngx_http_proxy_module.c
+++ b/src/http/modules/ngx_http_proxy_module.c
@@ -3421,7 +3421,7 @@
uintptr_t *code;
ngx_uint_t i;
ngx_array_t headers_names, headers_merged;
- ngx_keyval_t *src, *s, *h;
+ ngx_keyval_t *host, *src, *s, *h;
ngx_hash_key_t *hk;
ngx_hash_init_t hash;
ngx_http_script_compile_t sc;
@@ -3453,11 +3453,33 @@
return NGX_ERROR;
}
+ h = default_headers;
+
+ if (h->key.len != sizeof("Host") - 1
+ || ngx_strcasecmp(h->key.data, (u_char *) "Host") != 0)
+ {
+ return NGX_ERROR;
+ }
+
+ host = ngx_array_push(&headers_merged);
+ if (host == NULL) {
+ return NGX_ERROR;
+ }
+
+ *host = *h++;
+
if (conf->headers_source) {
src = conf->headers_source->elts;
for (i = 0; i < conf->headers_source->nelts; i++) {
+ if (src[i].key.len == sizeof("Host") - 1
+ && ngx_strcasecmp(src[i].key.data, (u_char *) "Host") == 0)
+ {
+ *host = src[i];
+ continue;
+ }
+
s = ngx_array_push(&headers_merged);
if (s == NULL) {
return NGX_ERROR;
@@ -3467,8 +3489,6 @@
}
}
- h = default_headers;
-
while (h->key.len) {
src = headers_merged.elts;