prosody
73b8aaf55775
plugins/mod_ping.lua

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Software / code / prosody

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plugins/mod_ping.lua @ 11103:73b8aaf55775 0.11

util.dbuffer: dynamic string buffer Similar to util.ringbuffer (and shares almost identical API). Differences: - size limit is optional and dynamic - does not allocate a fixed buffer of max_size bytes - focus on simply storing references to existing string objects where possible, avoiding unnecessary allocations - references are still stored in a ring buffer to enable use as a fast FIFO Optional second parameter to new() provides the number of ring buffer segments. On Lua 5.2 on my laptop, a segment is ~19 bytes. If the ring buffer fills up, the next write will compact all strings into a single item.
author Matthew Wild <mwild1@gmail.com>
date Fri, 26 Jun 2020 16:41:31 +0100
parent 9572:867e40b82409
child 10399:270cb2821566
line wrap: on
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-- Prosody IM
-- Copyright (C) 2008-2010 Matthew Wild
-- Copyright (C) 2008-2010 Waqas Hussain
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--

local st = require "util.stanza";

module:add_feature("urn:xmpp:ping");

local function ping_handler(event)
	return event.origin.send(st.reply(event.stanza));
end

module:hook("iq-get/bare/urn:xmpp:ping:ping", ping_handler);
module:hook("iq-get/host/urn:xmpp:ping:ping", ping_handler);

-- Ad-hoc command

local datetime = require "util.datetime".datetime;

function ping_command_handler (self, data, state) -- luacheck: ignore 212
	local now = datetime();
	return { info = "Pong\n"..now, status = "completed" };
end

module:depends "adhoc";
local adhoc_new = module:require "adhoc".new;
local descriptor = adhoc_new("Ping", "ping", ping_command_handler);
module:provides("adhoc", descriptor);