48 lines
1.7 KiB
Erlang
48 lines
1.7 KiB
Erlang
%%--------------------------------------------------------------------
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%% Copyright (c) 2020 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_mgmt_api_stats).
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-import(minirest, [return/1]).
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-rest_api(#{name => list_stats,
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method => 'GET',
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path => "/stats/",
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func => list,
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descr => "A list of stats of all nodes in the cluster"}).
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-rest_api(#{name => lookup_node_stats,
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method => 'GET',
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path => "/nodes/:atom:node/stats/",
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func => lookup,
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descr => "A list of stats of a node"}).
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-export([ list/2
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, lookup/2
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]).
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%% List stats of all nodes
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list(Bindings, _Params) when map_size(Bindings) == 0 ->
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return({ok, [#{node => Node, stats => maps:from_list(Stats)}
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|| {Node, Stats} <- emqx_mgmt:get_stats()]}).
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%% List stats of a node
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lookup(#{node := Node}, _Params) ->
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case emqx_mgmt:get_stats(Node) of
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{error, Reason} -> return({error, Reason});
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Stats -> return({ok, maps:from_list(Stats)})
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end.
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