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Reply with 400 on header parsing crash

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This is a first step to improve the HTTP status codes returned
by Cowboy on crashes. We will tweak it over time.

Also fixes a small bug where two replies may have been sent
when using loop handlers under rare conditions.
This commit is contained in:
Loïc Hoguin 2014-07-12 12:09:43 +02:00
parent 20f598f373
commit 97a3108576
8 changed files with 55 additions and 26 deletions
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10
test/handlers/input_crash_h.erl Normal file
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@ -0,0 +1,10 @@
%% This module crashes on request input data
%% depending on the given option.
-module(input_crash_h).
-export([init/3]).
init(_, Req, content_length) ->
cowboy_error_h:ignore(cow_http_hd, number, 2),
cowboy_req:parse_header(<<"content-length">>, Req).