Mercurial > prosody-modules
view mod_register_dnsbl_firewall_mark/mod_register_dnsbl_firewall_mark.lua @ 4656:4eb684ab440c
mod_spam_reporting: Handle unknown or future report types
An unrecognised value in the 'reason' attribute would have caused an error.
This change makes it mirror the behavior for the previous XEP version.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Wed, 25 Aug 2021 15:05:56 +0200 |
parents | de40686ae9c8 |
children |
line wrap: on
line source
local adns = require "net.adns"; local rbl = module:get_option_string("registration_rbl"); local rbl_message = module:get_option_string("registration_rbl_message"); local st = require "util.stanza"; local function cleanup_ip(ip) if ip:sub(1,7):lower() == "::ffff:" then return ip:sub(8); end return ip; end local function reverse(ip, suffix) local a,b,c,d = ip:match("^(%d+).(%d+).(%d+).(%d+)$"); if not a then return end return ("%d.%d.%d.%d.%s"):format(d,c,b,a, suffix); end module:hook("user-registered", function (event) local session = event.session; local ip = session and session.ip and cleanup_ip(session.ip); local rbl_ip = ip and reverse(ip, rbl); if rbl_ip then local registration_time = os.time(); local log = session.log; adns.lookup(function (reply) if reply and reply[1] then log("warn", "Account %s@%s registered from IP %s found in RBL (%s)", event.username, event.host or module.host, ip, reply[1].a); local user = prosody.bare_sessions[event.username .. "@" .. module.host]; if user and user.firewall_marks then user.firewall_marks.dnsbl_hit = registration_time; else module:open_store("firewall_marks", "map"):set(event.username, "dnsbl_hit", registration_time); end if rbl_message then module:log("debug", "Warning RBL registered user %s@%s", event.username, event.host); event.ip = ip; local rbl_stanza = st.message({ to = event.username.."@"..event.host, from = event.host }, rbl_message:gsub("$(%w+)", event)); module:send(rbl_stanza); end end end, rbl_ip); end end);