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Scripting engine now only loads selected libraries, using code originally contributed by @loopole.

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This commit is contained in:
antirez 2011-09-27 18:46:23 +02:00
parent 882b65ceaf
commit 002d5626e0
1 changed files with 20 additions and 1 deletions
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21
src/scripting.c
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@ -265,9 +265,28 @@ void luaMaskCountHook(lua_State *lua, lua_Debug *ar) {
}
}
void luaLoadLib(lua_State *lua, const char *libname, lua_CFunction luafunc) {
lua_pushcfunction(lua, luafunc);
lua_pushstring(lua, libname);
lua_call(lua, 1, 0);
}
void luaLoadLibraries(lua_State *lua) {
luaLoadLib(lua, "", luaopen_base);
luaLoadLib(lua, LUA_TABLIBNAME, luaopen_table);
luaLoadLib(lua, LUA_STRLIBNAME, luaopen_string);
luaLoadLib(lua, LUA_MATHLIBNAME, luaopen_math);
luaLoadLib(lua, LUA_DBLIBNAME, luaopen_debug);
#if 0 /* Stuff that we don't load currently, for sandboxing concerns. */
luaLoadLib(lua, LUA_LOADLIBNAME, luaopen_package);
luaLoadLib(lua, LUA_OSLIBNAME, luaopen_os);
#endif
}
void scriptingInit(void) {
lua_State *lua = lua_open();
luaL_openlibs(lua);
luaLoadLibraries(lua);
/* Initialize a dictionary we use to map SHAs to scripts.
* This is useful for replication, as we need to replicate EVALSHA