Merge pull request fooinha#2 from Sessa93/master

Function update for new openssl 1.1.1-pre9

Author: fooinha

README.md

@@ -60,7 +60,7 @@ stream {
 
 The master version OpenSSL is required because this module fetches the
 extensions types declared at SSL/TLS Client Hello by using the new early
-callback [SSL_CTX_set_early_cb](https://www.openssl.org/docs/manmaster/man3/SSL_CTX_set_early_cb.html).
+callback [SSL_CTX_set_client_hello_cb](https://www.openssl.org/docs/manmaster/man3/SSL_CTX_set_client_hello_cb.html).
 
 I was unable to find a way to get these values with the current versions of
 nginx and OpenSSL.

config

@@ -27,15 +27,15 @@ NGX_ADDON_SRCS="$NGX_ADDON_SRCS                         \
 CORE_LIBS="$CORE_LIBS"
 
 #
-# OpenSSL 1.1.1 with SSL_CTX_set_early_cb
+# OpenSSL 1.1.1 with SSL_CTX_set_client_hello_cb
 #
-ngx_feature="SSL_CTX_set_early_cb()"
-ngx_feature_name="NGX_HAVE_OPENSSL_SSL_EARLY_CB"
+ngx_feature="SSL_CTX_set_client_hello_cb()"
+ngx_feature_name="NGX_HAVE_OPENSSL_SSL_CLIENT_HELLO_CB"
 ngx_feature_run=no
 ngx_feature_incs="#include <openssl/ssl.h>"
 ngx_feature_path=
 ngx_feature_libs="-lssl $NGX_LD_OPT"
-ngx_feature_test="SSL_CTX_set_early_cb(0, 0, 0);"
+ngx_feature_test="SSL_CTX_set_client_hello_cb(0, 0, 0);"
 . auto/feature
 
 if [ $ngx_found = no ]; then

docker/debian-nginx-ssl-ja3/nginx.ssl.extensions.patch

@@ -28,7 +28,7 @@ diff -r 2e8de3d81783 src/event/ngx_event_openssl.c
 +    c->ssl->client_extensions_size = 0;
 +    c->ssl->client_extensions = NULL;
 +
-+    got_extensions = SSL_early_get1_extensions_present(s,
++    got_extensions = SSL_client_hello_get1_extensions_present(s,
 +                                                       &ext_out,
 +                                                       &ext_len);
 +    if (!got_extensions) {
@@ -67,7 +67,7 @@ diff -r 2e8de3d81783 src/event/ngx_event_openssl.c
      ngx_ssl_clear_error(c->log);
 
 +#if OPENSSL_VERSION_NUMBER >= 0x10101000L
-+    SSL_CTX_set_early_cb(c->ssl->session_ctx, ngx_SSL_early_cb_fn, c);
++    SSL_CTX_set_client_hello_cb(c->ssl->session_ctx, ngx_SSL_early_cb_fn, c);
 +#endif
 +
      n = SSL_do_handshake(c->ssl->connection);