From: Alexander Borisov <alexander.borisov@nginx.com>
Date: Thu, 8 Oct 2020 15:47:04 +0000 (+0300)
Subject: HTTP: throwing an exception in internalRedirect() for a subrequest.
X-Git-Url: http://git.kaiwu.me/postgresql/log/contrib/postgres_fdw/%7B@url%7D?a=commitdiff_plain;h=dd7ab069c801dc83cfc0222cc692c34c7d248da1;p=njs.git

HTTP: throwing an exception in internalRedirect() for a subrequest.

This closes #214 issue on GitHub.
---

diff --git a/nginx/ngx_http_js_module.c b/nginx/ngx_http_js_module.c
index e9132fd8..4e2f0077 100644
--- a/nginx/ngx_http_js_module.c
+++ b/nginx/ngx_http_js_module.c
@@ -1831,6 +1831,11 @@ ngx_http_js_ext_internal_redirect(njs_vm_t *vm, njs_value_t *args,
         return NJS_ERROR;
     }
 
+    if (r->parent != NULL) {
+        njs_vm_error(vm, "internalRedirect cannot be called from a subrequest");
+        return NJS_ERROR;
+    }
+
     ctx = ngx_http_get_module_ctx(r, ngx_http_js_module);
 
     if (ngx_http_js_string(vm, njs_arg(args, nargs, 1), &uri) != NJS_OK) {