Mercurial > prosody-modules
view mod_poke_strangers/mod_poke_strangers.lua @ 5401:c8d04ac200fc
mod_http_oauth2: Reject loopback URIs as client_uri
This really should be a proper website with info, https://localhost is
not good enough. Ideally we'd validate that it's got proper DNS and is
actually reachable, but triggering HTTP or even DNS lookups seems like
it would carry abuse potential that would best to avoid.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Tue, 02 May 2023 16:20:55 +0200 |
parents | 0aa8aa6cdb1b |
children | 1e28f32257d6 |
line wrap: on
line source
local st = require"util.stanza"; local jid_split = require "util.jid".split; local jid_bare = require "util.jid".bare; local is_contact_subscribed = require "core.rostermanager".is_contact_subscribed; local uuid_generate = require "util.uuid".generate; local set = require "util.set"; local recently_queried = set.new(); local version_id = uuid_generate(); local disco_id = uuid_generate(); module:hook("iq-result/host/" .. version_id, function (event) module:log("info", "Stranger " .. event.stanza.attr.from .. " version: " .. tostring(event.stanza)); return true; end); module:hook("iq-result/host/" .. disco_id, function (event) module:log("info", "Stranger " .. event.stanza.attr.from .. " disco: " .. tostring(event.stanza)); return true; end); function check_subscribed(event) local stanza = event.stanza; local local_user_jid = stanza.attr.to; local to_user, to_host, to_resource = jid_split(local_user_jid); local stranger_jid = stanza.attr.from; if recently_queried:contains(stranger_jid) then module:log("debug", "Not re-poking " .. stranger_jid); return nil; end local from_jid = jid_bare(stranger_jid); if to_user and not is_contact_subscribed(to_user, to_host, from_jid) then if to_resource and stanza.attr.type == "groupchat" then return nil; end recently_queried:add(stranger_jid); module:send(st.iq({ type = "get", to = stranger_jid, from = to_host, id = version_id }):query("jabber:iq:version")); module:send(st.iq({ type = "get", to = stranger_jid, from = to_host, id = disco_id }):query("http://jabber.org/protocol/disco#info")); end return nil; end module:hook("message/bare", check_subscribed, 225); module:hook("message/full", check_subscribed, 225); -- Not hooking iqs, as that could turn into infinite loops!