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/* Copyright (c) 2015, Vsevolod Stakhov
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "lua_common.h"
#include "task.h"
#include "main.h"
#include "cfg_rcl.h"
/***
* @function util.create_event_base()
* Creates new event base for processing asynchronous events
* @return {ev_base} new event processing base
*/
LUA_FUNCTION_DEF (util, create_event_base);
/***
* @function util.load_rspamd_config(filename)
* Load rspamd config from the specified file
* @return {confg} new configuration object suitable for access
*/
LUA_FUNCTION_DEF (util, load_rspamd_config);
/***
* @function util.config_from_ucl(any)
* Load rspamd config from ucl reperesented by any lua table
* @return {confg} new configuration object suitable for access
*/
LUA_FUNCTION_DEF (util, config_from_ucl);
LUA_FUNCTION_DEF (util, process_message);
static const struct luaL_reg utillib_f[] = {
LUA_INTERFACE_DEF (util, create_event_base),
LUA_INTERFACE_DEF (util, load_rspamd_config),
LUA_INTERFACE_DEF (util, config_from_ucl),
LUA_INTERFACE_DEF (util, process_message),
{NULL, NULL}
};
static gint
lua_util_create_event_base (lua_State *L)
{
struct event_base **pev_base;
pev_base = lua_newuserdata (L, sizeof (struct event_base *));
rspamd_lua_setclass (L, "rspamd{ev_base}", -1);
*pev_base = event_init ();
return 1;
}
static gint
lua_util_load_rspamd_config (lua_State *L)
{
struct rspamd_config *cfg, **pcfg;
const gchar *cfg_name;
cfg_name = luaL_checkstring (L, 1);
if (cfg_name) {
cfg = g_malloc0 (sizeof (struct rspamd_config));
rspamd_init_cfg (cfg, FALSE);
if (rspamd_config_read (cfg, cfg_name, NULL, NULL, NULL)) {
msg_err ("cannot load config from %s", cfg_name);
lua_pushnil (L);
}
else {
rspamd_config_post_load (cfg);
pcfg = lua_newuserdata (L, sizeof (struct rspamd_config *));
rspamd_lua_setclass (L, "rspamd{config}", -1);
*pcfg = cfg;
}
}
return 1;
}
static gint
lua_util_config_from_ucl (lua_State *L)
{
struct rspamd_config *cfg, **pcfg;
struct rspamd_rcl_section *top;
GError *err = NULL;
ucl_object_t *obj;
obj = ucl_object_lua_import (L, 1);
if (obj) {
cfg = g_malloc0 (sizeof (struct rspamd_config));
rspamd_init_cfg (cfg, FALSE);
cfg->rcl_obj = obj;
top = rspamd_rcl_config_init ();
if (!rspamd_rcl_parse (top, cfg, cfg->cfg_pool, cfg->rcl_obj, &err)) {
msg_err ("rcl parse error: %s", err->message);
ucl_object_unref (obj);
lua_pushnil (L);
}
else {
rspamd_config_post_load (cfg);
pcfg = lua_newuserdata (L, sizeof (struct rspamd_config *));
rspamd_lua_setclass (L, "rspamd{config}", -1);
*pcfg = cfg;
}
}
return 1;
}
static gint
lua_util_process_message (lua_State *L)
{
return 0;
}
static gint
lua_load_util (lua_State * L)
{
lua_newtable (L);
luaL_register (L, NULL, utillib_f);
return 1;
}
void
luaopen_util (lua_State * L)
{
rspamd_lua_add_preload (L, "rspamd_util", lua_load_util);
}
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