From 6087320fd76bb0cc4aa6ba5a42528edd963aa7ff Mon Sep 17 00:00:00 2001
From: C0nw0nk <C0nw0nks@googlemail.com>
Date: Sun, 2 Feb 2020 18:55:54 +0000
Subject: [PATCH] Update anti_ddos_challenge.lua

Add feature to automatically detect if website we are serving traffic for is a Tor network website via the .onion domain extension and switch our compatibility to accomadate for Tor clients.
---
 lua/anti_ddos_challenge.lua | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lua/anti_ddos_challenge.lua b/lua/anti_ddos_challenge.lua
index c779c5c..fb00e9e 100644
--- a/lua/anti_ddos_challenge.lua
+++ b/lua/anti_ddos_challenge.lua
@@ -285,6 +285,10 @@ if ip_blacklist_remote_addr == "auto" then
 		ip_blacklist_remote_addr = ngx.var.remote_addr
 	end
 end
+--if host of site is a tor website connecting clients will be tor network clients
+if string.match(string.lower(ngx.var.host), ".onion") then
+	remote_addr = "tor"
+end
 if remote_addr == "tor" then
 	remote_addr = ngx.var.http_user_agent
 end