prosody
d336b28b4002
net/cqueues.lua

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net/cqueues.lua @ 11395:d336b28b4002

mod_http_errors: Style tweak Weird to have the background all the way to the edge of the viewport. Would be nice if this could be done without the extra span.
author Kim Alvefur <zash@zash.se>
date Sun, 21 Feb 2021 07:59:17 +0100
parent 10999:37b884d675f7
child 12974:ba409c67353b
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d425fc41e59f net.cqueues: Add module that allows use of cqueues while still using net.server as main loop
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1 -- Prosody IM
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2 -- Copyright (C) 2014 Daurnimator
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3 --
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4 -- This project is MIT/X11 licensed. Please see the
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5 -- COPYING file in the source package for more information.
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6 --
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7 -- This module allows you to use cqueues with a net.server mainloop
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8 --
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9
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10 local server = require "net.server";
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11 local cqueues = require "cqueues";
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12 local timer = require "util.timer";
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13 assert(cqueues.VERSION >= 20150113, "cqueues newer than 20150113 required")
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15 -- Create a single top level cqueue
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16 local cq;
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17
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18 if server.cq then -- server provides cqueues object
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19 cq = server.cq;
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20 elseif server.watchfd then
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21 cq = cqueues.new();
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22 local timeout = timer.add_task(cq:timeout() or 0, function ()
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23 -- FIXME It should be enough to reschedule this timeout instead of replacing it, but this does not work. See https://issues.prosody.im/1572
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24 assert(cq:loop(0));
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25 return cq:timeout();
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26 end);
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27 server.watchfd(cq:pollfd(), function ()
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28 assert(cq:loop(0));
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29 local t = cq:timeout();
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30 if t then
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31 timer.stop(timeout);
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32 timeout = timer.add_task(cq:timeout(), function ()
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33 assert(cq:loop(0));
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34 return cq:timeout();
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35 end);
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36 end
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37 end);
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38 else
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39 error "NYI"
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40 end
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41
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42 return {
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43 cq = cq;
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44 }