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-rw-r--r--src/cowboy_loop.erl45
1 files changed, 8 insertions, 37 deletions
diff --git a/src/cowboy_loop.erl b/src/cowboy_loop.erl
index 1418950..0db56db 100644
--- a/src/cowboy_loop.erl
+++ b/src/cowboy_loop.erl
@@ -48,46 +48,21 @@
buffer_size = 0 :: non_neg_integer(),
max_buffer = 5000 :: non_neg_integer() | infinity,
timeout = infinity :: timeout(),
- timeout_ref = undefined :: undefined | reference(),
- resp_sent = false :: boolean()
+ timeout_ref = undefined :: undefined | reference()
}).
-spec upgrade(Req, Env, module(), any(), timeout(), run | hibernate)
-> {ok, Req, Env} | {suspend, module(), atom(), [any()]}
when Req::cowboy_req:req(), Env::cowboy_middleware:env().
-upgrade(Req, Env, Handler, HandlerState, Timeout, run) ->
- State = #state{env=Env, max_buffer=get_max_buffer(Env), timeout=Timeout},
+upgrade(Req, Env, Handler, HandlerState, Timeout, Hibernate) ->
+ State = #state{env=Env, max_buffer=get_max_buffer(Env), timeout=Timeout,
+ hibernate=Hibernate =:= hibernate},
State2 = timeout(State),
- after_call(Req, State2, Handler, HandlerState);
-upgrade(Req, Env, Handler, HandlerState, Timeout, hibernate) ->
-
-% dbg:start(),
-% dbg:tracer(),
-% dbg:tpl(?MODULE, []),
-% dbg:tpl(long_polling_h, []),
-% dbg:tpl(loop_handler_body_h, []),
-% dbg:tpl(cowboy_req, []),
-% dbg:p(all, c),
-
- State = #state{env=Env, max_buffer=get_max_buffer(Env), hibernate=true, timeout=Timeout},
- State2 = timeout(State),
- after_call(Req, State2, Handler, HandlerState).
+ before_loop(Req, State2, Handler, HandlerState).
get_max_buffer(#{loop_max_buffer := MaxBuffer}) -> MaxBuffer;
get_max_buffer(_) -> 5000.
-%% Update the state if the response was sent in the callback.
-after_call(Req, State=#state{resp_sent=false}, Handler,
- HandlerState) ->
- receive
- {cowboy_req, resp_sent} ->
- before_loop(Req, State#state{resp_sent=true}, Handler, HandlerState)
- after 0 ->
- before_loop(Req, State, Handler, HandlerState)
- end;
-after_call(Req, State, Handler, HandlerState) ->
- before_loop(Req, State, Handler, HandlerState).
-
before_loop(Req, State=#state{hibernate=true}, Handler, HandlerState) ->
%% @todo Yeah we can't get the socket anymore.
@@ -131,20 +106,16 @@ loop(Req, State=#state{timeout_ref=TRef}, Handler, HandlerState) ->
call(Req, State, Handler, HandlerState, Message)
end.
-call(Req, State=#state{resp_sent=RespSent},
- Handler, HandlerState, Message) ->
+call(Req, State, Handler, HandlerState, Message) ->
try Handler:info(Message, Req, HandlerState) of
{ok, Req2, HandlerState2} ->
- after_call(Req2, State, Handler, HandlerState2);
+ before_loop(Req2, State, Handler, HandlerState2);
{ok, Req2, HandlerState2, hibernate} ->
- after_call(Req2, State#state{hibernate=true}, Handler, HandlerState2);
+ before_loop(Req2, State#state{hibernate=true}, Handler, HandlerState2);
{stop, Req2, HandlerState2} ->
terminate(Req2, State, Handler, HandlerState2, stop)
catch Class:Reason ->
Stacktrace = erlang:get_stacktrace(),
- if RespSent -> ok; true ->
- cowboy_req:maybe_reply(Stacktrace, Req)
- end,
cowboy_handler:terminate({crash, Class, Reason}, Req, HandlerState, Handler),
exit({cowboy_handler, [
{class, Class},