patch 20191217

ngx.req.get_headers(0) 无限次匹配，可能会造成服务器拒绝服务负担
2019-12-17 12:05:49 +08:00 · 2019-12-17 12:05:49 +08:00 · 87b5c966eb
parent 10008e82e0
commit 87b5c966eb
1 changed files with 2 additions and 2 deletions
--- a/lib.lua
+++ b/lib.lua
@ -3,9 +3,9 @@ require "config"

 -- Get the client IP
 function get_client_ip()
-    local CLIENT_IP = ngx.req.get_headers()["X_real_ip"]
+    local CLIENT_IP = ngx.req.get_headers(0)["X_real_ip"]
    if CLIENT_IP == nil then
-        CLIENT_IP = ngx.req.get_headers()["X_Forwarded_For"]
+        CLIENT_IP = ngx.req.get_headers(0)["X_Forwarded_For"]
    end
    if CLIENT_IP == nil then
        CLIENT_IP  = ngx.var.remote_addr