From 42952fac4d300b78334ea81c5387aa4955e8fd96 Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Thu, 8 Mar 2018 15:22:03 +0000
Subject: [PATCH] [Minor] Add some sanity checks for rbl elements

---
 src/plugins/lua/rbl.lua | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/plugins/lua/rbl.lua b/src/plugins/lua/rbl.lua
index a2ce4356c5..02c0ae7864 100644
--- a/src/plugins/lua/rbl.lua
+++ b/src/plugins/lua/rbl.lua
@@ -533,7 +533,11 @@ local id = rspamd_config:register_symbol({
 local is_monitored = {}
 for key,rbl in pairs(opts['rbls']) do
   (function()
-    if rbl['disabled'] then return end
+    if type(rbl) ~= 'string' or rbl['disabled'] then
+      rspamd_logger.infox(rspamd_config, 'disable rbl "s"', key)
+      return
+    end
+
     for default, default_v in pairs(default_defaults) do
       if(rbl[default_v[2]] == nil) then
         rbl[default_v[2]] = opts[default]
-- 
2.47.3