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23 lines
673 B
Erlang
23 lines
673 B
Erlang
%% This module implements a loop handler that reads
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%% the request query for a timeout value, then sends
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%% itself a message after 1000ms. It replies a 200 when
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%% the message does not timeout and a 299 otherwise.
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-module(loop_handler_timeout_init_h).
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-export([init/2]).
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-export([info/3]).
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-export([terminate/3]).
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init(Req, _) ->
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#{timeout := Timeout} = cowboy_req:match_qs([{timeout, int}], Req),
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erlang:send_after(500, self(), message),
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{cowboy_loop, Req, undefined, Timeout}.
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info(message, Req, State) ->
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{stop, cowboy_req:reply(200, Req), State};
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info(timeout, Req, State) ->
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{stop, cowboy_req:reply(<<"299 OK!">>, Req), State}.
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terminate(stop, _, _) ->
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ok.
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