90 lines
2.6 KiB
Erlang
90 lines
2.6 KiB
Erlang
%%--------------------------------------------------------------------
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%% Copyright (c) 2020-2021 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_authn_http_test_server).
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-behaviour(gen_server).
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-behaviour(cowboy_handler).
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% cowboy_server callbacks
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-export([init/2]).
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% gen_server callbacks
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-export([init/1,
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handle_call/3,
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handle_cast/2
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]).
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% API
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-export([start/2,
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stop/0,
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set_handler/1
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]).
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%%------------------------------------------------------------------------------
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%% API
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%%------------------------------------------------------------------------------
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start(Port, Path) ->
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Dispatch = cowboy_router:compile([
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{'_', [{Path, ?MODULE, []}]}
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]),
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{ok, _} = cowboy:start_clear(?MODULE,
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[{port, Port}],
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#{env => #{dispatch => Dispatch}}
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),
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{ok, _} = gen_server:start_link({local, ?MODULE}, ?MODULE, [], []),
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ok.
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stop() ->
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gen_server:stop(?MODULE),
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cowboy:stop_listener(?MODULE).
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set_handler(F) when is_function(F, 2) ->
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gen_server:call(?MODULE, {set_handler, F}).
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%%------------------------------------------------------------------------------
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%% gen_server API
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%%------------------------------------------------------------------------------
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init([]) ->
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F = fun(Req0, State) ->
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Req = cowboy_req:reply(
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400,
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#{<<"content-type">> => <<"text/plain">>},
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<<"">>,
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Req0),
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{ok, Req, State}
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end,
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{ok, F}.
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handle_cast(_, F) ->
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{noreply, F}.
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handle_call({set_handler, F}, _From, _F) ->
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{reply, ok, F};
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handle_call(get_handler, _From, F) ->
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{reply, F, F}.
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%%------------------------------------------------------------------------------
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%% cowboy_server API
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%%------------------------------------------------------------------------------
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init(Req, State) ->
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Handler = gen_server:call(?MODULE, get_handler),
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Handler(Req, State).
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