emqx/apps/emqx_management/src/emqx_mgmt_api_status.erl

65 lines
2.3 KiB
Erlang

%%--------------------------------------------------------------------
%% Copyright (c) 2020-2022 EMQ Technologies Co., Ltd. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%--------------------------------------------------------------------
-module(emqx_mgmt_api_status).
%% API
-behaviour(minirest_api).
-export([ api_spec/0
, paths/0
, schema/1
]).
-export([running_status/2]).
api_spec() ->
emqx_dashboard_swagger:spec(?MODULE, #{check_schema => true}).
paths() ->
["/status"].
schema("/status") ->
#{ 'operationId' => running_status
, get =>
#{ description => <<"Node running status">>
, security => []
, responses =>
#{200 =>
#{ description => <<"Node is running">>
, content =>
#{ 'text/plain' =>
#{ schema => #{type => string}
, example => <<"Node emqx@127.0.0.1 is started\nemqx is running">>}
}
}
}
}
}.
%%--------------------------------------------------------------------
%% API Handler funcs
%%--------------------------------------------------------------------
running_status(get, _Params) ->
{InternalStatus, _ProvidedStatus} = init:get_status(),
AppStatus =
case lists:keysearch(emqx, 1, application:which_applications()) of
false -> not_running;
{value, _Val} -> running
end,
Status = io_lib:format("Node ~ts is ~ts~nemqx is ~ts", [node(), InternalStatus, AppStatus]),
Body = list_to_binary(Status),
{200, #{<<"content-type">> => <<"text/plain">>}, Body}.