From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Mon, 14 Aug 2017 20:59:44 +0000 (+0100)
Subject: [Minor] Randomize Lua PRNG at startup
X-Git-Tag: 1.6.4~22^2~22
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4f16ae613599b3af2df3b3773e06d1025e7623db;p=thirdparty%2Frspamd.git

[Minor] Randomize Lua PRNG at startup
---

diff --git a/src/lua/lua_common.c b/src/lua/lua_common.c
index 2af506f13c..ebdd472911 100644
--- a/src/lua/lua_common.c
+++ b/src/lua/lua_common.c
@@ -330,6 +330,14 @@ rspamd_lua_init ()
 	lua_newtable (L);
 	lua_setglobal (L, "rspamd_plugins");
 
+	/* Set PRNG */
+	lua_getglobal (L, "math");
+	lua_pushstring (L, "randomseed");
+	lua_gettable (L, -2);
+	lua_pushnumber (L, ottery_rand_uint64 ());
+	lua_pcall (L, 1, 0, 0);
+	lua_pop (L, 1); /* math table */
+
 	return L;
 }