annotate mod_graceful_shutdown/mod_graceful_shutdown.lua @ 5342:e28ba69b5307

mod_rest: Implement use of refresh tokens in rest.sh example Because having access tokens expire daily was becoming annoying. Now this is starting to be in dire need of refactoring.
author Kim Alvefur <zash@zash.se>
date Wed, 12 Apr 2023 11:24:50 +0200
parents d4ce29c772ac
children
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1 -- luacheck: ignore 122/prosody 113/prosody
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2
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3 local timer = require "util.timer";
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4 local portman = require "core.portmanager";
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5 local server = require "net.server";
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6
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7 module:set_global();
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8 local orig_shutdown = prosody.shutdown;
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9
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10 local pause = module:get_option_number("shutdown_pause", 1);
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11
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12 function module.unload()
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13 prosody.shutdown = orig_shutdown;
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14 end
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16 prosody.shutdown = coroutine.wrap(function (reason, code)
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17 prosody.shutdown_reason = reason;
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18 prosody.shutdown_code = code;
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19 timer.add_task(pause, prosody.shutdown);
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20 coroutine.yield(true, "shutdown initiated");
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21 -- Close c2s ports, stop accepting new connections
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22 portman.deactivate("c2s");
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23 portman.deactivate("legacy_ssl");
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24 portman.deactivate("c2s_direct_tls");
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25
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26 -- Close multiplexing ports to ensure c2s is not reachable via those either
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27 portman.deactivate("multiplex");
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28 portman.deactivate("multiplex_ssl");
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29 portman.deactivate("proxy"); -- mod_net_proxy
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30
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31 -- Close all c2s sessions
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32 for _, sess in pairs(prosody.full_sessions) do
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33 sess:close{ condition = "system-shutdown", text = reason }
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34 end
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35 -- Wait for notifications to be sent
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36 coroutine.yield(pause);
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37 -- Event for everything else to shut down
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38 prosody.events.fire_event("server-stopping", {
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39 reason = reason;
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40 code = code;
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41 });
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42 -- And wait
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43 coroutine.yield(pause);
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44 -- And stop main event loop
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45 server.setquitting(true);
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46 -- And wait for death
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47 coroutine.yield(pause * 3);
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48 -- you came back? die zombie!
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49 os.exit(1);
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50 end);