view mod_graceful_shutdown/mod_graceful_shutdown.lua @ 2494:d300ae5dba87

mod_smacks: Fix some bugs with smacks-ack-delayed event triggering. The old code had several flaws which are addressed here. First of all this fixes the if statement guarding the event generation There where some timing glitches addressed by this commit as well.
author tmolitor <thilo@eightysoft.de>
date Sun, 12 Feb 2017 21:23:22 +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);