From: Ruslan Ermilov <ru@nginx.com>
Date: Mon, 23 Dec 2019 12:45:46 +0000 (+0300)
Subject: Discard request body when redirecting to a URL via error_page.
X-Git-Tag: release-1.17.7~6
X-Git-Url: http://www.kaiwu.me/postgresql/commit/static/gitweb.js?a=commitdiff_plain;h=c1be55f97211d38b69ac0c2027e6812ab8b1b94e;p=nginx.git

Discard request body when redirecting to a URL via error_page.

Reported by Bert JW Regeer and Francisco Oca Gonzalez.
---

diff --git a/src/http/ngx_http_special_response.c b/src/http/ngx_http_special_response.c
index 4ffb2cc8a..76e670588 100644
--- a/src/http/ngx_http_special_response.c
+++ b/src/http/ngx_http_special_response.c
@@ -623,6 +623,12 @@ ngx_http_send_error_page(ngx_http_request_t *r, ngx_http_err_page_t *err_page)
         return ngx_http_named_location(r, &uri);
     }
 
+    r->expect_tested = 1;
+
+    if (ngx_http_discard_request_body(r) != NGX_OK) {
+        r->keepalive = 0;
+    }
+
     location = ngx_list_push(&r->headers_out.headers);
 
     if (location == NULL) {