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ruanhaishen
redis
Commits
537dafab
Commit
537dafab
authored
Apr 23, 2012
by
antirez
Browse files
Remove loadfile() access from the scripting engine.
parent
7d6bf795
Changes
1
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Inline
Side-by-side
src/scripting.c
View file @
537dafab
...
...
@@ -412,6 +412,13 @@ void luaLoadLibraries(lua_State *lua) {
#endif
}
/* Remove a functions that we don't want to expose to the Redis scripting
* environment. */
void
luaRemoveUnsupportedFunctions
(
lua_State
*
lua
)
{
lua_pushnil
(
lua
);
lua_setglobal
(
lua
,
"loadfile"
);
}
/* This function installs metamethods in the global table _G that prevent
* the creation of globals accidentally.
*
...
...
@@ -455,7 +462,9 @@ void scriptingEnableGlobalsProtection(lua_State *lua) {
* See scriptingReset() for more information. */
void
scriptingInit
(
void
)
{
lua_State
*
lua
=
lua_open
();
luaLoadLibraries
(
lua
);
luaRemoveUnsupportedFunctions
(
lua
);
/* Initialize a dictionary we use to map SHAs to scripts.
* This is useful for replication, as we need to replicate EVALSHA
...
...
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