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Prepare for explicit Lua Sandboxing (API update) 1/4

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This commit is contained in:
Robin Gareus 2023-10-04 01:21:34 +02:00
parent 7e7337aa61
commit 7c10a54334
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
2 changed files with 9 additions and 3 deletions
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4
libs/lua/lua/luastate.h
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@ -27,7 +27,7 @@
class LIBLUA_API LuaState { class LIBLUA_API LuaState {
public: public:
LuaState(); LuaState (bool sandbox = true, bool rt_safe = false);
LuaState(lua_State *ls); LuaState(lua_State *ls);
~LuaState(); ~LuaState();
@ -36,7 +36,7 @@ public:
void collect_garbage () const; void collect_garbage () const;
void collect_garbage_step (int debt = 0); void collect_garbage_step (int debt = 0);
void tweak_rt_gc (); void tweak_rt_gc ();
void sandbox (bool rt_safe = false); void sandbox (bool rt_safe);
sigc::signal<void,std::string> Print; sigc::signal<void,std::string> Print;

8
libs/lua/luastate.cc
View File

@ -26,11 +26,16 @@ static int panic (lua_State *L) {
return 0; /* return to Lua to abort */ return 0; /* return to Lua to abort */
} }
LuaState::LuaState() LuaState::LuaState(bool enable_sandbox, bool rt_safe)
: L (luaL_newstate ()) : L (luaL_newstate ())
{ {
assert (L); assert (L);
init (); init ();
if (enable_sandbox) {
sandbox (rt_safe);
} else {
do_command ("os.exit = nil os.setlocale = nil");
}
} }
LuaState::LuaState(lua_State *ls) LuaState::LuaState(lua_State *ls)
@ -38,6 +43,7 @@ LuaState::LuaState(lua_State *ls)
{ {
assert (L); assert (L);
init (); init ();
sandbox (true);
} }
LuaState::~LuaState() { LuaState::~LuaState() {