Mercurial > prosody-modules

annotate mod_admin_blocklist/mod_admin_blocklist.lua @ 4838:fd2e48d4ac94

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mod_bookmarks2: Advertise XEP-0049 support In the case mod_private isn’t loaded, some clients (like poezio) won’t even attempt to use Private XML Storage unless this feature is advertised. This is on the domain JID and not on the account JID!
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Sun, 26 Dec 2021 14:51:35 +0100
parents 683d1ad16b56
children 964de9997552
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1 -- mod_admin_blocklist
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2 --
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3 -- If a local admin has blocked a domain, don't allow s2s to that domain
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4 --
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5 -- Copyright (C) 2015-2021 Kim Alvefur
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6 --
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7 -- This file is MIT/X11 licensed.
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8 --
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10 module:depends("blocklist");
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12 local st = require"util.stanza";
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13 local jid_split = require"util.jid".split;
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15 local usermanager = require "core.usermanager";
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17 local admins;
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18 if usermanager.get_jids_with_role then
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19 local set = require "util.set";
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20 admins = set.new(usermanager.get_jids_with_role("prosody:admin"), module.host);
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21 else -- COMPAT w/pre-0.12
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22 admins = module:get_option_inherited_set("admins", {});
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23 end
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24 admins = admins /
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25 function (admin) -- Filter out non-local admins
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26 local user, host = jid_split(admin);
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27 if host == module.host then return user; end
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28 end
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30 local blocklists = module:open_store("blocklist");
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32 local function is_blocked(host)
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33 for admin in admins do
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34 local blocklist = blocklists:get(admin);
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35 if blocklist and blocklist[host] then
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36 return true;
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37 end
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38 end
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39 end
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41 module:hook("route/remote", function (event)
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42 local origin, stanza = event.origin, event.stanza;
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43 if is_blocked(event.to_host) then
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44 if origin and stanza then
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45 origin.send(st.error_reply(stanza, "cancel", "not-allowed", "Communication with this domain is not allowed"));
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46 return true;
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47 end
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48 return false;
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49 end
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50 end, -9);
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53 module:hook("s2s-stream-features", function (event)
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54 local session = event.origin;
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55 if is_blocked(session.from_host) then
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56 session:close("policy-violation");
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57 return false;
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58 end
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59 end, 1000);
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61 module:hook("stanza/http://etherx.jabber.org/streams:features", function (event)
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62 local session = event.origin;
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63 if is_blocked(session.to_host) then
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64 session:close("policy-violation");
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65 return true;
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66 end
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67 end, 1000);
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68