diff --git a/plugins/op_waf/waf/lua/common.lua b/plugins/op_waf/waf/lua/common.lua
index e6b11c50b..ed2c20b2e 100644
--- a/plugins/op_waf/waf/lua/common.lua
+++ b/plugins/op_waf/waf/lua/common.lua
@@ -23,8 +23,10 @@ function _M.new(self)
         logdir = logdir,
         config = '',
         site_config = '',
+        server_name = '',
         params = nil
     }
+
     return setmetatable(self, mt)
 end
 
@@ -364,10 +366,6 @@ function _M.get_server_name(self)
 end
 
 
--- function _M.get_sn(self)
---     retun string.gsub(self:get_server_name(),'_','.')
--- end
-
 
 function _M.is_ngx_match_orgin(self,rule,match, sign)
     if ngx_match(ngx.unescape_uri(match), rule,"isjo") then
@@ -522,10 +520,13 @@ end
 
 function _M.get_client_ip(self)
     local client_ip = "unknown"
+    local server_name = self.params['server_name']
+    -- self:D("fff..."..client_ip..server_name)
     if self.site_config[server_name] then
         if self.site_config[server_name]['cdn'] then
             for _,v in ipairs(self.site_config[server_name]['cdn_header'])
             do
+                -- C:D("vv:"..v..tostring(request_header[v]))
                 if request_header[v] ~= nil and request_header[v] ~= "" then
                     local header_tmp = request_header[v]
                     if type(header_tmp) == "table" then header_tmp = header_tmp[1] end
@@ -546,7 +547,6 @@ end
 
 
 function _M.is_site_config(self,cname)
-    local server_name = self.params["server_name"]
     if self.site_config[server_name] ~= nil then
         if cname == 'cc' then
             return self.site_config[server_name][cname]['open']
diff --git a/plugins/op_waf/waf/lua/init.lua b/plugins/op_waf/waf/lua/init.lua
index b885d8279..eb3c6261d 100644
--- a/plugins/op_waf/waf/lua/init.lua
+++ b/plugins/op_waf/waf/lua/init.lua
@@ -24,13 +24,17 @@ local post_rules = C:read_file('post')
 local cookie_rules = C:read_file('cookie')
 
 
+local server_name = string.gsub(C:get_server_name(),'_','.')
+
+
+-- C:D("sss:"..C:get_server_name())
 function initParams()
     local data = {}
-    data['ip'] = C:get_client_ip()
-    data['ipn'] = C:arrip(data['ip'])
+    data['server_name'] = server_name
+    -- data['ip'] = C:get_client_ip()
+    -- data['ipn'] = C:arrip(data['ip'])
     data['request_header'] = ngx.req.get_headers()
     data['uri'] = ngx.unescape_uri(ngx.var.uri)
-    data['server_name'] = string.gsub(C:get_server_name(),'_','.')
     data['uri_request_args'] = ngx.req.get_uri_args()
     data['method'] = ngx.req.get_method()
     data['request_uri'] = ngx.var.request_uri
@@ -40,11 +44,11 @@ end
 
 local params = initParams()
 C:setParams(params)
-
 C:setDebug(true)
 
 local server_name = params["server_name"]
-
+params['ip'] = C:get_client_ip()
+params['ipn'] = C:arrip(params['ip'])
 C:D(server_name)
 
 function get_return_state(rstate,rmsg)
@@ -595,7 +599,7 @@ function waf()
     if waf_post() then return true end
     if post_data_chekc() then return true end
     
-    if site_config[server_name] then
+    if site_config[server_name]['open'] then
         if X_Forwarded() then return true end
         if post_X_Forwarded() then return true end
         -- url_path()