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mod_admin_blocklist/mod_admin_blocklist.lua @ 5699:799f69a5921a
mod_storage_s3: Treat 404 to GET as a signal for empty data
author | Kim Alvefur <zash@zash.se> |
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date | Sat, 14 Oct 2023 22:50:29 +0200 |
parent | 5017:96e83b4a93f7 |
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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) 2015-2022 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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9 |
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10 module:depends("blocklist"); |
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11 |
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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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14 |
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15 local usermanager = require "core.usermanager"; |
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16 |
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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 local include_roles = module:get_option_set("admin_blocklist_roles", { "prosody:operator"; "prosody:admin" }); |
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21 |
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22 admins = set.new(); |
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23 for role in include_roles do |
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24 admins:include(set.new(usermanager.get_jids_with_role(role, module.host))); |
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25 end |
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26 else -- COMPAT w/pre-0.12 |
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27 admins = module:get_option_inherited_set("admins", {}); |
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28 end |
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29 admins = admins / |
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30 function (admin) -- Filter out non-local admins |
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31 local user, host = jid_split(admin); |
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32 if host == module.host then return user; end |
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33 end |
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34 |
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35 local blocklists = module:open_store("blocklist"); |
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36 |
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37 local function is_blocked(host) |
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38 for admin in admins do |
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39 local blocklist = blocklists:get(admin); |
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40 if blocklist and blocklist[host] then |
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41 return true; |
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42 end |
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43 end |
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44 end |
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45 |
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46 module:hook("route/remote", function (event) |
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47 local origin, stanza = event.origin, event.stanza; |
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48 if is_blocked(event.to_host) then |
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49 if origin and stanza then |
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50 origin.send(st.error_reply(stanza, "cancel", "not-allowed", "Communication with this domain is not allowed")); |
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51 return true; |
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52 end |
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53 return false; |
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54 end |
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55 end, -9); |
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56 |
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57 |
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58 module:hook("s2s-stream-features", function (event) |
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59 local session = event.origin; |
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60 if is_blocked(session.from_host) then |
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61 session:close("policy-violation"); |
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62 return false; |
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63 end |
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64 end, 1000); |
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65 |
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66 module:hook("stanza/http://etherx.jabber.org/streams:features", function (event) |
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67 local session = event.origin; |
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68 if is_blocked(session.to_host) then |
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69 session:close("policy-violation"); |
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70 return true; |
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71 end |
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72 end, 1000); |
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73 |