refactor: configs and APIs for mysql bridge

apps/emqx_connector/src/emqx_connector_mysql.erl

@@ -309,11 +309,9 @@ parse_prepare_sql(Config) ->
     SQL =
         case maps:get(prepare_statement, Config, undefined) of
             undefined ->
-                case emqx_map_lib:deep_get([egress, sql_template], Config, undefined) of
-                    undefined ->
-                        #{};
-                    Template ->
-                        #{send_message => Template}
+                case maps:get(sql, Config, undefined) of
+                    undefined -> #{};
+                    Template -> #{send_message => Template}
                 end;
             Any ->
                 Any

lib-ee/emqx_ee_bridge/i18n/emqx_ee_bridge_mysql.conf

@@ -38,16 +38,6 @@ will be forwarded.
             zh: "启用/禁用桥接"
         }
         }
-    config_direction {
-        desc {
-            en: """The direction of this bridge, MUST be 'egress'"""
-            zh: """桥接的方向， 必须是 egress"""
-        }
-        label {
-            en: "Bridge Direction"
-            zh: "桥接方向"
-        }
-    }
 
     desc_config {
         desc {
@@ -81,14 +71,4 @@ will be forwarded.
             zh: "桥接名字"
         }
     }
-    desc_connector {
-        desc {
-                en: """Generic configuration for the connector."""
-                zh: """连接器的通用配置。"""
-        }
-        label: {
-                en: "Connector Generic Configuration"
-                zh: "连接器通用配置。"
-        }
-    }
 }

lib-ee/emqx_ee_bridge/src/emqx_ee_bridge_mysql.erl

@@ -43,17 +43,17 @@ values(get) ->
     maps:merge(values(post), ?METRICS_EXAMPLE);
 values(post) ->
     #{
+        enable => true,
         type => mysql,
         name => <<"foo">>,
-        sql_template => ?DEFAULT_SQL,
-        connector => #{
         server => <<"127.0.0.1:3306">>,
         database => <<"test">>,
         pool_size => 8,
         username => <<"root">>,
         password => <<"">>,
-            auto_reconnect => true
-        },
+        auto_reconnect => true,
+        sql => ?DEFAULT_SQL,
+        local_topic => <<"local/topic/#">>,
         resource_opts => #{
             health_check_interval => ?HEALTHCHECK_INTERVAL_RAW,
             auto_restart_interval => ?AUTO_RESTART_INTERVAL_RAW,
@@ -62,9 +62,7 @@ values(post) ->
             batch_time => ?DEFAULT_BATCH_TIME,
             enable_queue => false,
             max_queue_bytes => ?DEFAULT_QUEUE_SIZE
-        },
-        enable => true,
-        direction => egress
+        }
     };
 values(put) ->
     values(post).
@@ -78,19 +76,15 @@ roots() -> [].
 fields("config") ->
     [
         {enable, mk(boolean(), #{desc => ?DESC("config_enable"), default => true})},
-        {direction, mk(egress, #{desc => ?DESC("config_direction"), default => egress})},
-        {sql_template,
+        {sql,
             mk(
                 binary(),
                 #{desc => ?DESC("sql_template"), default => ?DEFAULT_SQL, format => <<"sql">>}
             )},
-        {connector,
+        {local_topic,
             mk(
-                ref(?MODULE, connector),
-                #{
-                    required => true,
-                    desc => ?DESC("desc_connector")
-                }
+                binary(),
+                #{desc => ?DESC("local_topic"), default => undefined}
             )},
         {resource_opts,
             mk(
@@ -101,30 +95,20 @@ fields("config") ->
                     desc => ?DESC(emqx_resource_schema, <<"resource_opts">>)
                 }
             )}
-    ];
+    ] ++
+        emqx_connector_mysql:fields(config) -- emqx_connector_schema_lib:prepare_statement_fields();
 fields("creation_opts") ->
     Opts = emqx_resource_schema:fields("creation_opts"),
-    lists:filter(
-        fun({Field, _}) ->
-            not lists:member(Field, [
-                start_after_created, start_timeout, query_mode, async_inflight_window
-            ])
-        end,
-        Opts
-    );
+    [O || {Field, _} = O <- Opts, not is_hidden_opts(Field)];
 fields("post") ->
     [type_field(), name_field() | fields("config")];
 fields("put") ->
     fields("config");
 fields("get") ->
-    emqx_bridge_schema:metrics_status_fields() ++ fields("post");
-fields(connector) ->
-    emqx_connector_mysql:fields(config) -- emqx_connector_schema_lib:prepare_statement_fields().
+    emqx_bridge_schema:metrics_status_fields() ++ fields("post").
 
 desc("config") ->
     ?DESC("desc_config");
-desc(connector) ->
-    ?DESC("desc_connector");
 desc(Method) when Method =:= "get"; Method =:= "put"; Method =:= "post" ->
     ["Configuration for MySQL using `", string:to_upper(Method), "` method."];
 desc("creation_opts" = Name) ->
@@ -134,6 +118,11 @@ desc(_) ->
 
 %% -------------------------------------------------------------------------------------------------
 %% internal
+is_hidden_opts(Field) ->
+    lists:member(Field, [
+        query_mode, async_inflight_window
+    ]).
+
 type_field() ->
     {type, mk(enum([mysql]), #{required => true, desc => ?DESC("desc_type")})}.