Comparison

mod_host_blacklist/mod_host_blacklist.lua @ 1180:513aa2e0c045

mod_host_blacklist: Similar to mod_s2s_blacklist, but stanza-based. Works between hosts on the same server, at a slight performance impact.
author Matthew Wild <mwild1@gmail.com>
date Tue, 03 Sep 2013 11:07:00 +0100
child 1181:005b0429cf46
comparison
equal deleted inserted replaced
1179:27b4e01ddbc4 1180:513aa2e0c045
1 local jid_split = require "util.jid".split;
2 local st = require "util.stanza";
3 local set = require "util.set";
4 local select = select;
5
6 local blacklist = module:get_option_inherited_set("host_blacklist", {});
7
8 local function stanza_checker(attr)
9 return function (event)
10 local host = select(2, jid_split(stanza.attr[attr]));
11 if blacklist:contains(host) then
12 module:send(st.error_reply(event.stanza, "cancel", "not-allowed", "Communication with this domain is restricted"));
13 end
14 end
15 end
16
17 check_incoming_stanza = stanza_checker("from");
18 check_outgoing_stanza = stanza_checker("to");
19
20 for stanza_type in set.new{"presence","message","iq"}:items() do
21 for jid_type in set.new{"bare", "full", "host"}:items() do
22 module:hook("pre-"..stanza_type.."/"..jid_type, check_outgoing_stanza, 500);
23 module:hook(stanza_type.."/"..jid_type, check_incoming_stanza, 500);
24 end
25 end