# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1613641264 -3600
# Node ID c81b6b8c6b193f1aa7541f3e752d7b15afcc8f10
# Parent  f9edf26c66fccd229ee660f74d317fd8a5b24476
mod_http: Optimize proxy IP check

No need to do a subnet match comparison to see if two IP addresses match
exactly.

diff -r f9edf26c66fc -r c81b6b8c6b19 plugins/mod_http.lua
--- a/plugins/mod_http.lua	Thu Feb 18 10:05:30 2021 +0100
+++ b/plugins/mod_http.lua	Thu Feb 18 10:41:04 2021 +0100
@@ -223,6 +223,9 @@
 local trusted_proxies = module:get_option_set("trusted_proxies", { "127.0.0.1", "::1" })._items;
 
 local function is_trusted_proxy(ip)
+	if trusted_proxies[ip] then
+		return true;
+	end
 	local parsed_ip = new_ip(ip)
 	for trusted_proxy in trusted_proxies do
 		if match_ip(parsed_ip, parse_cidr(trusted_proxy)) then