prosody-modules
63ef69b2f046
mod_report_tracker/mod_report_tracker.lua

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mod_report_tracker/mod_report_tracker.lua @ 6319:63ef69b2f046

mod_http_oauth2: Assume Prosody 13.0+ roles are available Per the README, 0.12 is not supported, so we should not need to worry about this. Plus it is assumed to be present elsewhere and that would throw errors.
author Kim Alvefur <zash@zash.se>
date Wed, 02 Jul 2025 16:15:32 +0200
parent 6064:765e0235c202
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1 local um = require "core.usermanager";
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2 local cache = require "util.cache";
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3 local jid = require "util.jid";
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4 local trusted_reporters = module:get_option_inherited_set("trusted_reporters", {});
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5
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6 local reports_received = module:open_store("reports_received");
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7
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8 local xmlns_reporting = "urn:xmpp:reporting:1";
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9
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10 local reported_users = cache.new(256);
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11
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12 local function is_trusted_reporter(reporter_jid)
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13 return trusted_reporters:contains(reporter_jid);
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14 end
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15
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16 function handle_report(event)
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17 local stanza = event.stanza;
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18 local report = stanza:get_child("report", xmlns_reporting);
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19 if not report then
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20 return;
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21 end
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22 local reported_jid = report:get_child_text("jid", "urn:xmpp:jid:0")
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23 or stanza:find("{urn:xmpp:forward:0}forwarded/{jabber:client}message@from");
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24 if not reported_jid then
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25 module:log("debug", "Discarding report with no JID");
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26 return;
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27 elseif jid.host(reported_jid) ~= module.host then
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28 module:log("debug", "Discarding report about non-local user");
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29 return;
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30 end
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31
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32 local reporter_jid = stanza.attr.from;
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33 if jid.node(reporter_jid) then
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34 module:log("debug", "Discarding report from non-server JID");
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35 return;
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36 end
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37
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38 local reported_user = jid.node(reported_jid);
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39 if not um.user_exists(reported_user, module.host) then
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40 module:log("debug", "Discarding report about non-existent user");
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41 return;
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42 end
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43
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44 if is_trusted_reporter(reporter_jid) then
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45 local current_reports = reports_received:get(reported_user, reporter_jid);
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46
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47 if not current_reports then
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48 current_reports = {
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49 first = os.time();
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50 last = os.time();
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51 count = 1;
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52 };
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53 else
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54 current_reports.last = os.time();
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55 current_reports.count = current_reports.count + 1;
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56 end
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57
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58 reports_received:set(reported_user, reporter_jid, current_reports);
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59 reported_users:set(reported_user, true);
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60
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61 module:log("info", "Received abuse report about <%s> from <%s>", reported_jid, reporter_jid);
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62
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63 module:fire_event(module.name.."/account-reported", {
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64 report_from = reporter_jid;
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65 reported_user = reported_user;
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66 report = report;
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67 });
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68 else
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69 module:log("warn", "Discarding abuse report about <%s> from untrusted source <%s>", reported_jid, reporter_jid);
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70 end
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71
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72 -- Message was handled
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73 return true;
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74 end
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75
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76 module:hook("message/host", handle_report);
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77
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78 module:add_item("account-trait", {
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79 name = "reported-by-trusted-server";
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80 prob_bad_true = 0.80;
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81 prob_bad_false = 0.50;
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82 });
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83
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84 module:hook("get-account-traits", function (event)
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85 local username = event.username;
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86 local reported = reported_users:get(username);
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87 if reported == nil then
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88 -- Check storage, update cache
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89 reported = not not reports_received:get(username);
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90 reported_users:set(username, reported);
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91 end
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92 event.traits["reported-by-trusted-server"] = reported;
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93 end);