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changeset 7319:dcab86115261

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SSL: use of the SSL_OP_NO_RENEGOTIATION option (ticket #1376). The SSL_OP_NO_RENEGOTIATION option is available in OpenSSL 1.1.0h+ and can save some CPU cycles on renegotiation attempts.
author Maxim Dounin <mdounin@mdounin.ru>
date Mon, 16 Jul 2018 17:47:48 +0300
parents 3443fe40bdc7
children 696df3ac27ac
files src/event/ngx_event_openssl.c
diffstat 1 files changed, 4 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/src/event/ngx_event_openssl.c
+++ b/src/event/ngx_event_openssl.c
@@ -1193,6 +1193,10 @@ ngx_ssl_create_connection(ngx_ssl_t *ssl
 
     } else {
         SSL_set_accept_state(sc->connection);
+
+#ifdef SSL_OP_NO_RENEGOTIATION
+        SSL_set_options(sc->connection, SSL_OP_NO_RENEGOTIATION);
+#endif
     }
 
     if (SSL_set_ex_data(sc->connection, ngx_ssl_connection_index, c) == 0) {