fix(limiter): move default connection setting into schema

apps/emqx/etc/emqx.conf

@@ -1,13 +1,11 @@
 listeners.tcp.default {
   bind = "0.0.0.0:1883"
   max_connections = 1024000
-  limiter.connection = default
 }
 
 listeners.ssl.default {
   bind = "0.0.0.0:8883"
   max_connections = 512000
-  limiter.connection = default
   ssl_options {
     keyfile = "{{ platform_etc_dir }}/certs/key.pem"
     certfile = "{{ platform_etc_dir }}/certs/cert.pem"
@@ -18,14 +16,12 @@ listeners.ssl.default {
 listeners.ws.default {
   bind = "0.0.0.0:8083"
   max_connections = 1024000
-  limiter.connection = default
   websocket.mqtt_path = "/mqtt"
 }
 
 listeners.wss.default {
   bind = "0.0.0.0:8084"
   max_connections = 512000
-  limiter.connection = default
   websocket.mqtt_path = "/mqtt"
   ssl_options {
     keyfile = "{{ platform_etc_dir }}/certs/key.pem"
@@ -38,7 +34,6 @@ listeners.wss.default {
 #  enabled = false
 #  bind = "0.0.0.0:14567"
 #  max_connections = 1024000
-#  limiter.connection = default
 #  keyfile = "{{ platform_etc_dir }}/certs/key.pem"
 #  certfile = "{{ platform_etc_dir }}/certs/cert.pem"
 #}

apps/emqx/src/emqx_limiter/etc/emqx_limiter.conf

@@ -1,11 +0,0 @@
-limiter {
-  connection {
-    rate = "1000/s"
-    bucket {
-      default {
-        rate = "1000/s"
-        capacity = 1000
-      }
-    }
-  }
-}

apps/emqx/src/emqx_limiter/src/emqx_limiter_schema.erl

@@ -31,7 +31,7 @@
     get_bucket_cfg_path/2,
     desc/1,
     types/0,
-    infinity_value/0,
+    infinity_value/0
 ]).
 
 -define(KILOBYTE, 1024).
@@ -89,7 +89,7 @@ fields(limiter) ->
         {Type,
             ?HOCON(?R_REF(limiter_opts), #{
                 desc => ?DESC(Type),
-                default => #{}
+                default => make_limiter_default(Type)
             })}
      || Type <- types()
     ];
@@ -321,3 +321,17 @@ apply_unit("kb", Val) -> Val * ?KILOBYTE;
 apply_unit("mb", Val) -> Val * ?KILOBYTE * ?KILOBYTE;
 apply_unit("gb", Val) -> Val * ?KILOBYTE * ?KILOBYTE * ?KILOBYTE;
 apply_unit(Unit, _) -> throw("invalid unit:" ++ Unit).
+
+make_limiter_default(connection) ->
+    #{
+        <<"rate">> => <<"1000/s">>,
+        <<"bucket">> => #{
+            <<"default">> =>
+                #{
+                    <<"rate">> => <<"1000/s">>,
+                    <<"capacity">> => 1000
+                }
+        }
+    };
+make_limiter_default(_) ->
+    #{}.

apps/emqx/src/emqx_schema.erl

@@ -1613,7 +1613,7 @@ base_listener(Bind) ->
                 map("ratelimit_name", emqx_limiter_schema:bucket_name()),
                 #{
                     desc => ?DESC(base_listener_limiter),
-                    default => #{}
+                    default => #{<<"connection">> => <<"default">>}
                 }
             )}
     ].