[PATCH] QUIC: improved ssl_reject_handshake error logging

[Sergey Kandaurov]

# HG changeset patch
# User Sergey Kandaurov <pluknet at nginx.com>
# Date 1676907370 -14400
#      Mon Feb 20 19:36:10 2023 +0400
# Branch quic
# Node ID 60b9d9ef878cc87d8a18e968b4f9122534a7deb8
# Parent  ed403c1fe1f060ee362155bb00c43aaab356e30f
QUIC: improved ssl_reject_handshake error logging.

The check follows the ngx_ssl_handshake() change in 59e1c73fe02b.

diff --git a/src/event/quic/ngx_event_quic_ssl.c b/src/event/quic/ngx_event_quic_ssl.c
--- a/src/event/quic/ngx_event_quic_ssl.c
+++ b/src/event/quic/ngx_event_quic_ssl.c
@@ -422,8 +422,17 @@ ngx_quic_crypto_input(ngx_connection_t *
                        sslerr);
 
         if (sslerr != SSL_ERROR_WANT_READ) {
+
+            qc->error_reason = "handshake failed";
+
+            if (c->ssl->handshake_rejected) {
+                ngx_connection_error(c, 0, "handshake rejected");
+                ERR_clear_error();
+
+                return NGX_ERROR;
+            }
+
             ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "SSL_do_handshake() failed");
-            qc->error_reason = "handshake failed";
             return NGX_ERROR;
         }
     }