Fix stalled SSL connection when sending large headers (#105)

evanmiller · Feb 13, 2023 · 433bd7c · 433bd7c
1 parent bc7f65f
commit 433bd7c
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/ngx_http_zip_module.c b/ngx_http_zip_module.c
@@ -448,7 +448,9 @@ ngx_http_zip_main_request_body_filter(ngx_http_request_t *r,
         if (rc == NGX_HTTP_RANGE_NOT_SATISFIABLE) {
             return ngx_http_special_response_handler(r, rc);
         }
-        if ((rc = ngx_http_send_header(r)) != NGX_OK) {
+        rc = ngx_http_send_header(r);
+        if (rc != NGX_OK &&
+            !(rc == NGX_AGAIN && r->connection->buffered)) {
             return rc;
         }
     }