view mod_graceful_shutdown/mod_graceful_shutdown.lua @ 3772:22f02716819f

mod_s2s_keepalive: Isolate source host of pings The incoming_s2s table is not restricted to the current virtualhost so this prevents opening more connections than what's needed. Also prevents useless double sending of one whitespace per local host.
author Kim Alvefur <zash@zash.se>
date Mon, 23 Dec 2019 01:18:02 +0100
parents 4652a112a4ba
children 8dbaa5e753f3
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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);