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/v1/events: don't over-consume CPU-bound threads

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This commit is contained in:
Alexander A. Klimov 2019-04-08 09:43:00 +02:00 committed by Michael Friedrich
parent 5e8b4280bc
commit c209cf830b
1 changed files with 6 additions and 6 deletions
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8
lib/remote/eventshandler.cpp
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@ -102,12 +102,10 @@ bool EventsHandler::HandleRequest(
response.result(http::status::ok); response.result(http::status::ok);
response.set(http::field::content_type, "application/json"); response.set(http::field::content_type, "application/json");
{ IoBoundWorkSlot dontLockTheIoThread (yc);
IoBoundWorkSlot dontLockTheIoThreadWhileWriting (yc);
http::async_write(stream, response, yc); http::async_write(stream, response, yc);
stream.async_flush(yc); stream.async_flush(yc);
}
asio::const_buffer newLine ("\n", 1); asio::const_buffer newLine ("\n", 1);
@ -115,13 +113,15 @@ bool EventsHandler::HandleRequest(
auto event (subscriber.GetInbox()->Shift(yc)); auto event (subscriber.GetInbox()->Shift(yc));
if (event) { if (event) {
CpuBoundWork buildingResponse (yc);
String body = JsonEncode(event); String body = JsonEncode(event);
boost::algorithm::replace_all(body, "\n", ""); boost::algorithm::replace_all(body, "\n", "");
asio::const_buffer payload (body.CStr(), body.GetLength()); asio::const_buffer payload (body.CStr(), body.GetLength());
IoBoundWorkSlot dontLockTheIoThreadWhileWriting (yc); buildingResponse.Done();
asio::async_write(stream, payload, yc); asio::async_write(stream, payload, yc);
asio::async_write(stream, newLine, yc); asio::async_write(stream, newLine, yc);