44 lines
1.6 KiB
Erlang
44 lines
1.6 KiB
Erlang
%%--------------------------------------------------------------------
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%% Copyright (c) 2021 EMQ Technologies Co., Ltd. All Rights Reserved.
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%%
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%% Licensed under the Apache License, Version 2.0 (the "License");
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%% you may not use this file except in compliance with the License.
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%% You may obtain a copy of the License at
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%%
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%% http://www.apache.org/licenses/LICENSE-2.0
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%%
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%% Unless required by applicable law or agreed to in writing, software
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%% distributed under the License is distributed on an "AS IS" BASIS,
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%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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%% See the License for the specific language governing permissions and
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%% limitations under the License.
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%%--------------------------------------------------------------------
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-module(emqx_logger_textfmt).
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-export([format/2]).
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-export([check_config/1]).
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%% metadata fields which we do not wish to merge into log data
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-define(WITHOUT_MERGE,
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[ report_cb % just a callback
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, time % formatted as a part of templated message
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, peername % formatted as a part of templated message
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, clientid % formatted as a part of templated message
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, gl % not interesting
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]).
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check_config(X) -> logger_formatter:check_config(X).
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format(#{msg := Msg0, meta := Meta} = Event, Config) ->
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Msg = maybe_merge(Msg0, Meta),
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logger_formatter:format(Event#{msg := Msg}, Config).
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maybe_merge({report, Report}, Meta) when is_map(Report) ->
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{report, maps:merge(Report, filter(Meta))};
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maybe_merge(Report, _Meta) ->
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Report.
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filter(Meta) ->
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maps:without(?WITHOUT_MERGE, Meta).
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