chore(authn rename): rename emqx_authn to authentication

apps/emqx_authn/etc/emqx_authn.conf

@@ -1,4 +1,4 @@
-emqx_authn: {
+authentication: {
     enable: false
     authenticators: [
         # {

apps/emqx_authn/src/emqx_authn_api.erl

@@ -1158,12 +1158,12 @@ authentication(post, Request) ->
 authenticators(post, Request) ->
     {ok, Body, _} = cowboy_req:read_body(Request),
     AuthenticatorConfig = emqx_json:decode(Body, [return_maps]),
-    Config = #{<<"emqx_authn">> => #{
+    Config = #{<<"authentication">> => #{
                    <<"authenticators">> => [AuthenticatorConfig]
                }},
     NConfig = hocon_schema:check_plain(emqx_authn_schema, Config,
                                        #{nullable => true}),
-    #{emqx_authn := #{authenticators := [NAuthenticatorConfig]}} = emqx_map_lib:unsafe_atom_key_map(NConfig),
+    #{authentication := #{authenticators := [NAuthenticatorConfig]}} = emqx_map_lib:unsafe_atom_key_map(NConfig),
     case emqx_authn:create_authenticator(?CHAIN, NAuthenticatorConfig) of
         {ok, Authenticator2} ->
             {201, Authenticator2};

apps/emqx_authn/src/emqx_authn_app.erl

@@ -36,8 +36,8 @@ stop(_State) ->
     ok.
 
 initialize() ->
-    AuthNConfig = emqx_config:get([emqx_authn], #{enable => false,
+    AuthNConfig = emqx_config:get([authentication], #{enable => false,
-                                                  authenticators => []}),
+                                                      authenticators => []}),
     initialize(AuthNConfig).
 
 initialize(#{enable := Enable, authenticators := AuthenticatorsConfig}) ->

apps/emqx_authn/src/emqx_authn_schema.erl

@@ -28,9 +28,9 @@
 -export([ authenticator_name/1
         ]).
 
-structs() -> [ "emqx_authn" ].
+structs() -> [ "authentication" ].
 
-fields("emqx_authn") ->
+fields("authentication") ->
     [ {enable, fun enable/1}
     , {authenticators, fun authenticators/1}
     ].

extension_schemas.config

@@ -5,7 +5,7 @@
 %%
 [ {"emqx_data_bridge", emqx_data_bridge_schema}
 , {"emqx_retainer", emqx_retainer_schema}
-, {"emqx_authn", emqx_authn_schema}
+, {"authentication", emqx_authn_schema}
 , {"authorization", emqx_authz_schema}
 , {"emqx_bridge_mqtt", emqx_bridge_mqtt_schema}
 , {"emqx_management", emqx_management_schema}