From a45a94ad3f2f7fbef2f361cbc25a4c5d8c256e05 Mon Sep 17 00:00:00 2001
From: Kim Alvefur <zash@zash.se>
Date: Sat, 1 Aug 2020 12:58:37 +0200
Subject: mod_s2s: Escape invalid XML in loggin (same way as mod_c2s) fix #1574

---
 plugins/mod_s2s/mod_s2s.lua | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/plugins/mod_s2s/mod_s2s.lua b/plugins/mod_s2s/mod_s2s.lua
index aae37b7f..3f56b953 100644
--- a/plugins/mod_s2s/mod_s2s.lua
+++ b/plugins/mod_s2s/mod_s2s.lua
@@ -595,8 +595,7 @@ local function initialize_session(session)
 		if data then
 			local ok, err = stream:feed(data);
 			if ok then return; end
-			log("warn", "Received invalid XML: %s", data);
-			log("warn", "Problem was: %s", err);
+			log("debug", "Received invalid XML (%s) %d bytes: %s", tostring(err), #data, data:sub(1, 300):gsub("[\r\n]+", " "):gsub("[%z\1-\31]", "_"));
 			session:close("not-well-formed");
 		end
 	end
-- 
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