# endif
#endif
-static SSL_CTX *ssl_server_ctx;
-static SSL_CTX *ssl_client_ctx;
+static SSL_CTX *ssl_server_ctx = NULL;
+static SSL_CTX *ssl_client_ctx = NULL;
static int librb_index = -1;
static unsigned long
int
rb_init_ssl(void)
{
- int ret = 1;
char librb_data[] = "librb data";
- const char librb_ciphers[] = "kEECDH+HIGH:kEDH+HIGH:HIGH:!RC4:!aNULL";
-#ifdef LRB_HAVE_TLS_SET_CURVES
- const char librb_curves[] = "P-521:P-384:P-256";
-#endif
- SSL_load_error_strings();
+
+#if (OPENSSL_VERSION_NUMBER < 0x10100000L)
+ /*
+ * OpenSSL 1.1.0 and above automatically initialises itself with sane defaults
+ */
SSL_library_init();
+ SSL_load_error_strings();
+#endif
+
librb_index = SSL_get_ex_new_index(0, librb_data, NULL, NULL, NULL);
-#ifndef LRB_HAVE_TLS_METHOD_API
- ssl_server_ctx = SSL_CTX_new(SSLv23_server_method());
-#else
+ return 1;
+}
+
+int
+rb_setup_ssl_server(const char *cert, const char *keyfile, const char *dhfile, const char *cipher_list)
+{
+ const char librb_ciphers[] = "kEECDH+HIGH:kEDH+HIGH:HIGH:!aNULL";
+
+ #ifdef LRB_HAVE_TLS_SET_CURVES
+ const char librb_curves[] = "P-521:P-384:P-256";
+ #endif
+
+ if(cert == NULL)
+ {
+ rb_lib_log("rb_setup_ssl_server: No certificate file");
+ return 0;
+ }
+
+ if(keyfile == NULL)
+ {
+ rb_lib_log("rb_setup_ssl_server: No key file");
+ return 0;
+ }
+
+ if (ssl_server_ctx)
+ SSL_CTX_free(ssl_server_ctx);
+
+ if (ssl_client_ctx)
+ SSL_CTX_free(ssl_client_ctx);
+
+ #ifdef LRB_HAVE_TLS_METHOD_API
ssl_server_ctx = SSL_CTX_new(TLS_server_method());
-#endif
+ #else
+ ssl_server_ctx = SSL_CTX_new(SSLv23_server_method());
+ #endif
if(ssl_server_ctx == NULL)
{
rb_lib_log("rb_init_openssl: Unable to initialize OpenSSL server context: %s",
get_ssl_error(ERR_get_error()));
- ret = 0;
}
+ else
+ {
- long server_options = SSL_CTX_get_options(ssl_server_ctx);
+ long server_options = 0;
-#ifndef LRB_HAVE_TLS_METHOD_API
- server_options |= SSL_OP_NO_SSLv2;
- server_options |= SSL_OP_NO_SSLv3;
-#endif
+ #ifndef LRB_HAVE_TLS_METHOD_API
+ server_options |= SSL_OP_NO_SSLv2;
+ server_options |= SSL_OP_NO_SSLv3;
+ #endif
-#ifdef SSL_OP_SINGLE_DH_USE
- server_options |= SSL_OP_SINGLE_DH_USE;
-#endif
+ #ifdef SSL_OP_SINGLE_DH_USE
+ server_options |= SSL_OP_SINGLE_DH_USE;
+ #endif
-#ifdef SSL_OP_SINGLE_ECDH_USE
- server_options |= SSL_OP_SINGLE_ECDH_USE;
-#endif
+ #ifdef SSL_OP_SINGLE_ECDH_USE
+ server_options |= SSL_OP_SINGLE_ECDH_USE;
+ #endif
-#ifdef SSL_OP_NO_TICKET
- server_options |= SSL_OP_NO_TICKET;
-#endif
+ #ifdef SSL_OP_NO_TICKET
+ server_options |= SSL_OP_NO_TICKET;
+ #endif
- server_options |= SSL_OP_CIPHER_SERVER_PREFERENCE;
+ #ifdef SSL_OP_CIPHER_SERVER_PREFERENCE
+ server_options |= SSL_OP_CIPHER_SERVER_PREFERENCE;
+ #endif
- SSL_CTX_set_options(ssl_server_ctx, server_options);
- SSL_CTX_set_verify(ssl_server_ctx, SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE, verify_accept_all_cb);
- SSL_CTX_set_session_cache_mode(ssl_server_ctx, SSL_SESS_CACHE_OFF);
- SSL_CTX_set_cipher_list(ssl_server_ctx, librb_ciphers);
+ SSL_CTX_set_options(ssl_server_ctx, server_options);
-#ifdef LRB_HAVE_TLS_SET_CURVES
- SSL_CTX_set1_curves_list(ssl_server_ctx, librb_curves);
-#endif
+ SSL_CTX_set_verify(ssl_server_ctx, SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE, verify_accept_all_cb);
+ SSL_CTX_set_session_cache_mode(ssl_server_ctx, SSL_SESS_CACHE_OFF);
-#ifdef LRB_HAVE_TLS_ECDH_AUTO
- SSL_CTX_set_ecdh_auto(ssl_server_ctx, 1);
-#endif
+ #ifdef LRB_HAVE_TLS_SET_CURVES
+ SSL_CTX_set1_curves_list(ssl_server_ctx, librb_curves);
+ #endif
-#if !defined(LRB_HAVE_TLS_SET_CURVES) && !defined(LRB_HAVE_TLS_ECDH_AUTO)
- /* Set ECDHE on OpenSSL 1.0.0 & 1.0.1, but make sure it's actually available
- * (it's not by default on Solaris or Red Hat... fuck Red Hat and Oracle)
- */
- #if (OPENSSL_VERSION_NUMBER >= 0x10000000L) && !defined(OPENSSL_NO_ECDH)
+ #ifdef LRB_HAVE_TLS_ECDH_AUTO
+ SSL_CTX_set_ecdh_auto(ssl_server_ctx, 1);
+ #endif
+
+ /*
+ * Set manual ECDHE curve on OpenSSL 1.0.0 & 1.0.1, but make sure it's actually available
+ */
+ #if (OPENSSL_VERSION_NUMBER >= 0x10000000L) && (OPENSSL_VERSION_NUMBER < 0x10002000L) && !defined(OPENSSL_NO_ECDH)
EC_KEY *key = EC_KEY_new_by_curve_name(NID_secp384r1);
if (key) {
SSL_CTX_set_tmp_ecdh(ssl_server_ctx, key);
EC_KEY_free(key);
}
- #endif
-#endif
+ #endif
+ }
-#ifndef LRB_HAVE_TLS_METHOD_API
- ssl_client_ctx = SSL_CTX_new(SSLv23_client_method());
-#else
+ #ifdef LRB_HAVE_TLS_METHOD_API
ssl_client_ctx = SSL_CTX_new(TLS_client_method());
-#endif
+ #else
+ ssl_client_ctx = SSL_CTX_new(SSLv23_client_method());
+ #endif
if(ssl_client_ctx == NULL)
{
rb_lib_log("rb_init_openssl: Unable to initialize OpenSSL client context: %s",
get_ssl_error(ERR_get_error()));
- ret = 0;
}
+ else
+ {
-#ifndef LRB_HAVE_TLS_METHOD_API
- SSL_CTX_set_options(ssl_client_ctx, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3);
-#endif
-
-#ifdef SSL_OP_NO_TICKET
- SSL_CTX_set_options(ssl_client_ctx, SSL_OP_NO_TICKET);
-#endif
+ #ifndef LRB_HAVE_TLS_METHOD_API
+ SSL_CTX_set_options(ssl_client_ctx, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3);
+ #endif
- SSL_CTX_set_cipher_list(ssl_client_ctx, librb_ciphers);
+ #ifdef SSL_OP_NO_TICKET
+ SSL_CTX_set_options(ssl_client_ctx, SSL_OP_NO_TICKET);
+ #endif
+ }
- return ret;
-}
+ if(cipher_list == NULL)
+ cipher_list = librb_ciphers;
+ SSL_CTX_set_cipher_list(ssl_server_ctx, cipher_list);
+ SSL_CTX_set_cipher_list(ssl_client_ctx, cipher_list);
-int
-rb_setup_ssl_server(const char *cert, const char *keyfile, const char *dhfile, const char *cipher_list)
-{
- DH *dh;
- unsigned long err;
- if(cert == NULL)
- {
- rb_lib_log("rb_setup_ssl_server: No certificate file");
- return 0;
- }
if(!SSL_CTX_use_certificate_chain_file(ssl_server_ctx, cert) || !SSL_CTX_use_certificate_chain_file(ssl_client_ctx, cert))
{
- err = ERR_get_error();
rb_lib_log("rb_setup_ssl_server: Error loading certificate file [%s]: %s", cert,
- get_ssl_error(err));
- return 0;
- }
-
- if(keyfile == NULL)
- {
- rb_lib_log("rb_setup_ssl_server: No key file");
+ get_ssl_error(ERR_get_error()));
return 0;
}
-
if(!SSL_CTX_use_PrivateKey_file(ssl_server_ctx, keyfile, SSL_FILETYPE_PEM) || !SSL_CTX_use_PrivateKey_file(ssl_client_ctx, keyfile, SSL_FILETYPE_PEM))
{
- err = ERR_get_error();
rb_lib_log("rb_setup_ssl_server: Error loading keyfile [%s]: %s", keyfile,
- get_ssl_error(err));
+ get_ssl_error(ERR_get_error()));
return 0;
}
BIO *bio = BIO_new_file(dhfile, "r");
if(bio != NULL)
{
- dh = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
+ DH *dh = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
if(dh == NULL)
{
- err = ERR_get_error();
rb_lib_log
("rb_setup_ssl_server: Error loading DH params file [%s]: %s",
- dhfile, get_ssl_error(err));
+ dhfile, get_ssl_error(ERR_get_error()));
BIO_free(bio);
return 0;
}
BIO_free(bio);
SSL_CTX_set_tmp_dh(ssl_server_ctx, dh);
+ DH_free(dh);
}
else
{
- err = ERR_get_error();
rb_lib_log("rb_setup_ssl_server: Error loading DH params file [%s]: %s",
- dhfile, get_ssl_error(err));
+ dhfile, get_ssl_error(ERR_get_error()));
}
}
- if (cipher_list != NULL)
- {
- SSL_CTX_set_cipher_list(ssl_server_ctx, cipher_list);
- SSL_CTX_set_cipher_list(ssl_client_ctx, cipher_list);
- }
-
return 1;
}