v1.2.5 - performance improvement

.github/workflows/autotest-bunkerized-nginx.yml

@@ -24,5 +24,5 @@ jobs:
           exit-code: '1'
           ignore-unfixed: true
           severity: 'UNKNOWN,LOW,MEDIUM,HIGH,CRITICAL'
-
+          skip-dirs: '/usr/lib/go'
 

VERSION

@@ -1 +1 @@
-1.2.4
+1.2.5

confs/site/main-lua.conf

@@ -134,7 +134,7 @@ if use_tor_exit_nodes then
 end
 
 -- check if user-agent is allowed
-if use_user_agents then
+if use_user_agents and ngx.var.http_user_agent ~= nil then
 	local whitelisted = false
 	for k, v in pairs(whitelist_user_agent) do
 		if string.match(ngx.var.http_user_agent, v) then
@@ -167,7 +167,7 @@ if use_user_agents then
 end
 
 -- check if referrer is allowed
-if use_referrer then
+if use_referrer and ngx.var.http_referer ~= nil then
 	local value, flags = ngx.shared.referrers_cache:get(ngx.var.http_referer)
 	if value == nil then
 		local patterns = ngx.shared.referrers_data:get_keys(0)