From: daurnimator <quae@daurnimator.com>
Date: Wed, 18 Dec 2013 22:55:03 +0000 (-0500)
Subject: net/server_select: addclient: Check arguments
X-Git-Url: https://git.enpas.org/?a=commitdiff_plain;h=d46c32950e441d814b78d08dfe66bf493969bb86;hp=106006f3d8d98a639ecb75593689c49d065b03d7;p=prosody.git

net/server_select: addclient: Check arguments
---

diff --git a/net/server_select.lua b/net/server_select.lua
index 14d55a32..61919863 100644
--- a/net/server_select.lua
+++ b/net/server_select.lua
@@ -943,6 +943,21 @@ local wrapclient = function( socket, ip, serverport, listeners, pattern, sslctx
 end
 
 local addclient = function( address, port, listeners, pattern, sslctx )
+	local err
+	if type( listeners ) ~= "table" then
+		err = "invalid listener table"
+	elseif type ( addr ) ~= "string" then
+		err = "invalid address"
+	elseif type( port ) ~= "number" or not ( port >= 0 and port <= 65535 ) then
+		err = "invalid port"
+	elseif sslctx and not has_luasec then
+		err = "luasec not found"
+	end
+	if err then
+		out_error( "server.lua, addclient: ", err )
+		return nil, err
+	end
+
 	local client, err = luasocket.tcp( )
 	if err then
 		return nil, err