view mod_graceful_shutdown/mod_graceful_shutdown.lua @ 4813:0a257d1402c3

mod_muc_rtbl: Optimize case with zero hashes On the assumption that during quiet times between torrents of spam, the hash set would be empty. There would be no point in doing the operations and hashes to check for a match in that case.
author Kim Alvefur <zash@zash.se>
date Mon, 06 Dec 2021 18:19:19 +0100
parents 4652a112a4ba
children 8dbaa5e753f3
line wrap: on
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-- luacheck: ignore 122/prosody 113/prosody

local timer = require "util.timer";
local portman = require "core.portmanager";
local server = require "net.server";

module:set_global();
local orig_shutdown = prosody.shutdown;

local pause = module:get_option_number("shutdown_pause", 1);

function module.unload()
	prosody.shutdown = orig_shutdown;
end

prosody.shutdown = coroutine.wrap(function (reason, code)
	prosody.shutdown_reason = reason;
	prosody.shutdown_code = code;
	timer.add_task(pause, prosody.shutdown);
	coroutine.yield(true, "shutdown initiated");
	-- Close c2s ports, stop accepting new connections
	portman.deactivate("c2s");
	-- Close all c2s sessions
	for _, sess in pairs(prosody.full_sessions) do
		sess:close{ condition = "system-shutdown", text = reason }
	end
	-- Wait for notifications to be sent
	coroutine.yield(pause);
	-- Event for everything else to shut down
	prosody.events.fire_event("server-stopping", {
		reason = reason;
		code = code;
	});
	-- And wait
	coroutine.yield(pause);
	-- And stop main event loop
	server.setquitting(true);
	-- And wait for death
	coroutine.yield(pause * 3);
	-- you came back? die zombie!
	os.exit(1);
end);