1 files changed, 23 insertions, 5 deletions

diff --git a/libs/nixio/src/tls-context.c b/libs/nixio/src/tls-context.c
index c55517630..bcbe1fc24 100644
--- a/libs/nixio/src/tls-context.c
+++ b/libs/nixio/src/tls-context.c
@@ -43,14 +43,16 @@ static int nixio__tls_pstatus(lua_State *L, int code) {
 static int nixio_tls_ctx(lua_State * L) {
 	const char *method = luaL_optlstring(L, 1, "tlsv1", NULL);
 
+	luaL_getmetatable(L, NIXIO_TLS_CTX_META);
 	SSL_CTX **ctx = lua_newuserdata(L, sizeof(SSL_CTX *));
 	if (!ctx) {
 		return luaL_error(L, "out of memory");
 	}
 
 	/* create userdata */
-	luaL_getmetatable(L, NIXIO_TLS_CTX_META);
+	lua_pushvalue(L, -2);
 	lua_setmetatable(L, -2);
+	lua_getfield(L, -1, "tls_defaultkey");
 
 	if (!strcmp(method, "tlsv1")) {
 		*ctx = SSL_CTX_new(TLSv1_method());
@@ -60,13 +62,18 @@ static int nixio_tls_ctx(lua_State * L) {
 		return luaL_argerror(L, 1, "supported values: tlsv1, sslv23");
 	}
 
-
-	SSL_CTX_set_options(*ctx, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3);
-
 	if (!(*ctx)) {
 		return luaL_error(L, "unable to create TLS context");
 	}
 
+	const char *autoload = lua_tostring(L, -1);
+	if (autoload) {
+		SSL_CTX_use_PrivateKey_file(*ctx, autoload, SSL_FILETYPE_PEM);
+	}
+	lua_pop(L, 1);
+
+	SSL_CTX_set_options(*ctx, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3);
+
 	return 1;
 }
 
@@ -202,10 +209,21 @@ void nixio_open_tls_context(lua_State *L) {
     /* register module functions */
     luaL_register(L, NULL, R);
 
+#ifndef WITH_AXTLS
+    lua_pushliteral(L, "openssl");
+#else
+    lua_pushliteral(L, "axtls");
+#endif
+    lua_setfield(L, -2, "tls_provider");
+
 	/* create context metatable */
 	luaL_newmetatable(L, NIXIO_TLS_CTX_META);
 	lua_pushvalue(L, -1);
 	lua_setfield(L, -2, "__index");
 	luaL_register(L, NULL, CTX_M);
-	lua_pop(L, 1);
+#ifdef WITH_AXTLS
+    lua_pushliteral(L, "/etc/private.rsa");
+    lua_setfield(L, -2, "tls_defaultkey");
+#endif
+	lua_setfield(L, -2, "meta_tls_context");
 }