diff --git a/ss_whitelist/nginx.conf b/ss_whitelist/nginx.conf
index 8f4b79d..b1d0cbc 100644
--- a/ss_whitelist/nginx.conf
+++ b/ss_whitelist/nginx.conf
@@ -87,17 +87,18 @@ http {
         listen [::]:80 ipv6only=on;
 
         charset utf-8;
+        charset_types text/xml application/json;
 
-        location  / {
-            auth_basic "";
-            auth_basic_user_file /etc/openresty/auth;
-            add_header Content-Type text/plain;
+        location / {
+            default_type "application/json";
+            return 401 '{"code":401,"status":"Unauthorized","server":"openresty","info":"Please log in again or clear cookies."}';
+            access_log off;
         }
 
         location = /auth {
-            auth_basic "";
+            default_type "application/json";
+            auth_basic "Please enter your username and password";
             auth_basic_user_file /etc/openresty/auth;
-            add_header Content-Type "text/plain; charset=utf-8";
             proxy_set_header   X-Real-IP        $remote_addr;
             proxy_set_header   X-Forwarded-For  $proxy_add_x_forwarded_for;
             content_by_lua_block {
@@ -109,7 +110,9 @@ http {
                 for line in file:lines() do
                     if string.find(line,clientIP) then
                         m = string.find(line,clientIP)
-                        ngx.print("当前IP:"..clientIP.."已存在，无需添加\n\n")
+                        ngx.status = 202
+                        ngx.print('{"code":202,"status":"Accepted","ip":"'..clientIP..'","server":"openresty","info":"Current IP already exists, no operation."}')
+                        ngx.exit(202)
                         for k, v in pairs(headers) do
                            ngx.print(k..":"..v.."\n")
                         end
@@ -117,7 +120,7 @@ http {
                 end
                 if m == nil then
                     io.write("allow "..clientIP..";\n")
-                    ngx.print("当前IP:"..clientIP.."已添加至白名单")
+                    ngx.print('{"code":200,"status":"OK","ip":"'..clientIP..'","server":"openresty","info":"Current IP added to whitelist."}')
                 end
                 io.close(file)
                 os.execute("/usr/local/openresty/nginx/sbin/nginx -s reload")
@@ -125,12 +128,12 @@ http {
         }
         
         location = /purge {
-            auth_basic "";
+            default_type 'application/json';
+            auth_basic "Please enter your username and password";
             auth_basic_user_file /etc/openresty/auth;
-            add_header Content-Type "text/plain; charset=utf-8";
             content_by_lua_block {
                 file = io.open("/etc/openresty/allow.list","w+")
-                ngx.print("IP列表已被清空")
+                ngx.print('{"code":200,"status":"OK","server":"openresty","info":"IP list has been cleared."}')
                 io.close(file)
                 os.execute("/usr/local/openresty/nginx/sbin/nginx -s reload")
             }