Mercurial > prosody-modules
view mod_register_dnsbl_warn/mod_register_dnsbl_warn.lua @ 3419:aed47ebd26d3
mod_ignore_host_chatstates: Discard chat state messages sent to a bare host
Prevents annoying error replies to be sent in reply to such empty chat
state messages. Useful in combination with modules that handle messages
to a host.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Fri, 28 Dec 2018 04:23:30 +0100 |
parents | 7fb82481b3db |
children | 76036fa34055 |
line wrap: on
line source
local adns = require "net.adns"; local rbl = module:get_option_string("registration_rbl"); local function reverse(ip, suffix) local a,b,c,d = ip:match("^(%d+).(%d+).(%d+).(%d+)$"); if not a then return end return ("%d.%d.%d.%d.%s"):format(d,c,b,a, suffix); end -- TODO async -- module:hook("user-registering", function (event) end); module:hook("user-registered", function (event) local session = event.session; local ip = session and session.ip; local rbl_ip = ip and reverse(ip, rbl); if rbl_ip then local log = session.log; adns.lookup(function (reply) if reply and reply[1] then log("warn", "Account %s@%s registered from IP %s found in RBL (%s)", event.username, event.host or module.host, ip, reply[1].a); end end, rbl_ip); end end);