[nginx] Proxy: simplified conditions of using unparsed uri.

[Roman Arutyunyan]

details:   http://hg.nginx.org/nginx/rev/8530aea9aa50
branches:  
changeset: 7167:8530aea9aa50
user:      Roman Arutyunyan <arut at nginx.com>
date:      Mon Nov 20 13:47:17 2017 +0300
description:
Proxy: simplified conditions of using unparsed uri.

Previously, the unparsed uri was explicitly allowed to be used only by the main
request.  However the valid_unparsed_uri flag is nonzero only in the main
request, which makes the main request check pointless.

diffstat:

 src/http/modules/ngx_http_proxy_module.c |  6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diffs (23 lines):

diff -r a762ddf22dbb -r 8530aea9aa50 src/http/modules/ngx_http_proxy_module.c
--- a/src/http/modules/ngx_http_proxy_module.c	Fri Dec 01 15:59:14 2017 -0800
+++ b/src/http/modules/ngx_http_proxy_module.c	Mon Nov 20 13:47:17 2017 +0300
@@ -1086,8 +1086,7 @@ ngx_http_proxy_create_key(ngx_http_reque
 
         return NGX_OK;
 
-    } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main)
-    {
+    } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri) {
         *key = r->unparsed_uri;
         u->uri = r->unparsed_uri;
 
@@ -1201,8 +1200,7 @@ ngx_http_proxy_create_request(ngx_http_r
     if (plcf->proxy_lengths && ctx->vars.uri.len) {
         uri_len = ctx->vars.uri.len;
 
-    } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main)
-    {
+    } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri) {
         unparsed_uri = 1;
         uri_len = r->unparsed_uri.len;