From 1f59199f303e560b2df8c8a6ba22ebe1ff6b8f5a Mon Sep 17 00:00:00 2001
From: James Callahan <james@konghq.com>
Date: Thu, 23 Aug 2018 11:35:36 +1000
Subject: [PATCH 1/2] Log ignored data sitting in connection buffer when
 starting TLS

---
 nginx-1.13.6/src/event/ngx_event_openssl.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/nginx-1.13.6/src/event/ngx_event_openssl.c b/nginx-1.13.6/src/event/ngx_event_openssl.c
index 88a6dbed..e90690d3 100644
--- a/nginx-1.13.6/src/event/ngx_event_openssl.c
+++ b/nginx-1.13.6/src/event/ngx_event_openssl.c
@@ -1189,6 +1189,10 @@ ngx_ssl_create_connection(ngx_ssl_t *ssl, ngx_connection_t *c, ngx_uint_t flags)
         return NGX_ERROR;
     }

+    if (c->buffer && ngx_buf_size(c->buffer) != 0) {
+        ngx_ssl_error(NGX_LOG_WARN, c->log, 0, "Ignoring %d bytes of buffered data", ngx_buf_size(c->buffer));
+    }
+
     if (flags & NGX_SSL_CLIENT) {
         SSL_set_connect_state(sc->connection);

--
2.18.0