From 992a4d11daadaa440ea4bc879c53aadef5721c63 Mon Sep 17 00:00:00 2001
From: Igor Sysoev <igor@sysoev.ru>
Date: Wed, 20 Jun 2012 12:55:28 +0000
Subject: Disabled gzip compression in OpenSSL prior to 1.0.0 version. This
 saves about 522K per connection.

---
 src/event/ngx_event_openssl.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/event/ngx_event_openssl.c b/src/event/ngx_event_openssl.c
index 30e588c82..4356a05ef 100644
--- a/src/event/ngx_event_openssl.c
+++ b/src/event/ngx_event_openssl.c
@@ -94,6 +94,24 @@ ngx_ssl_init(ngx_log_t *log)
 
     OpenSSL_add_all_algorithms();
 
+#ifndef SSL_OP_NO_COMPRESSION
+    {
+    /*
+     * Disable gzip compression in OpenSSL prior to 1.0.0 version,
+     * this saves about 522K per connection.
+     */
+    int                 i, n;
+    STACK_OF(SSL_COMP)  *ssl_comp_methods;
+
+    ssl_comp_methods = SSL_COMP_get_compression_methods();
+    n = sk_SSL_COMP_num(ssl_comp_methods);
+
+    for (i = 0; i < n; i++) {
+        (void) sk_SSL_COMP_delete(ssl_comp_methods, i);
+    }
+    }
+#endif
+
     ngx_ssl_connection_index = SSL_get_ex_new_index(0, NULL, NULL, NULL, NULL);
 
     if (ngx_ssl_connection_index == -1) {
-- 
cgit