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Add core.request_insecure_environment()

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This commit is contained in:
ShadowNinja 2014-09-09 21:52:07 -04:00
parent 05ab9973f9
commit 6c06330daf
5 changed files with 46 additions and 4 deletions
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29
src/script/lua_api/l_util.cpp
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@ -32,6 +32,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "filesys.h"
#include "settings.h"
#include "util/auth.h"
#include <algorithm>
// debug(...)
// Writes a line to dstream
@ -316,7 +317,7 @@ int ModApiUtil::l_compress(lua_State *L)
int ModApiUtil::l_decompress(lua_State *L)
{
size_t size;
const char * data = luaL_checklstring(L, 1, &size);
const char *data = luaL_checklstring(L, 1, &size);
std::istringstream is(std::string(data, size));
std::ostringstream os;
@ -339,6 +340,30 @@ int ModApiUtil::l_mkdir(lua_State *L)
}
int ModApiUtil::l_request_insecure_environment(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
if (!ScriptApiSecurity::isSecure(L)) {
lua_getglobal(L, "_G");
return 1;
}
lua_getfield(L, LUA_REGISTRYINDEX, SCRIPT_MOD_NAME_FIELD);
if (!lua_isstring(L, -1)) {
lua_pushnil(L);
return 1;
}
const char *mod_name = lua_tostring(L, -1);
std::string trusted_mods = g_settings->get("secure.trusted_mods");
std::vector<std::string> mod_list = str_split(trusted_mods, ',');
if (std::find(mod_list.begin(), mod_list.end(), mod_name) == mod_list.end()) {
lua_pushnil(L);
return 1;
}
lua_getfield(L, LUA_REGISTRYINDEX, "globals_backup");
return 1;
}
void ModApiUtil::Initialize(lua_State *L, int top)
{
API_FCT(debug);
@ -366,6 +391,8 @@ void ModApiUtil::Initialize(lua_State *L, int top)
API_FCT(decompress);
API_FCT(mkdir);
API_FCT(request_insecure_environment);
}
void ModApiUtil::InitializeAsync(AsyncEngine& engine)