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annotate mod_limit_auth/mod_limit_auth.lua @ 6214:cc5c0f1dc89b

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mod_muc_anonymize_moderation_actions: Fix mentioning Virtualhost for MUC, Compatibility section and License. diff --git a/mod_muc_anonymize_moderation_actions/README.md b/mod_muc_anonymize_moderation_actions/README.md --- a/mod_muc_anonymize_moderation_actions/README.md +++ b/mod_muc_anonymize_moderation_actions/README.md @@ -1,8 +1,10 @@ -<!-- -SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/> -SPDX-License-Identifier: AGPL-3.0-only ---> -# mod_muc_anonymize_moderation_actions +--- +labels: +- 'Stage-Alpha' +summary: Anonymize moderator actions for participants +--- + +## Introduction This modules allows to anonymize affiliation and role changes in MUC rooms. @@ -11,13 +13,10 @@ When the feature is enabled, when a mode This is particularly usefull to prevent some revenge when a moderator bans someone. -This module is under AGPL-3.0 license. - -It was tested on Prosody 0.12.x. ## Configuration -Just enable the module on your MUC VirtualHost. +Just enable the module on your MUC Component. The feature will be accessible throught the room configuration form. You can tweak the position of the settings in the MUC configuration form using `anonymize_moderation_actions_form_position`. @@ -26,7 +25,20 @@ This value will be passed as priority fo By default, the field will be between muc#roomconfig_changesubject and muc#roomconfig_moderatedroom (default value is `78`). ``` lua -VirtualHost "muc.example.com" +Component "muc.example.com" "muc" modules_enabled = { "muc_anonymize_moderation_actions" } anonymize_moderation_actions_form_position = 96 ``` + +## Compatibility + + ------ ---------------------- + trunk Works as of 25-05-12 + 0.13 Works + 0.12 Works + ------ ---------------------- + +### License + +SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/> +SPDX-License-Identifier: AGPL-3.0-only
author Menel <menel@snikket.de>
date Mon, 12 May 2025 10:42:26 +0200
parents 2a5a44d5b935
children
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c1bb2a64aabb mod_limit_auth: Throttle authentication (failed) attempts with optional (0.10+) tarpit
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1 -- mod_limit_auth
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2
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3 local st = require"util.stanza";
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4 local new_throttle = require "util.throttle".create;
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5
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6 local period = math.max(module:get_option_number(module.name.."_period", 30), 0);
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7 local max = math.max(module:get_option_number(module.name.."_max", 5), 1);
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8
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9 local tarpit_delay = module:get_option_number(module.name.."_tarpit_delay", nil);
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10 if tarpit_delay then
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11 local waiter = require "util.async".waiter;
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12 local delay = tarpit_delay;
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13 function tarpit_delay()
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14 local wait, done = waiter();
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15 module:add_timer(delay, done);
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16 wait();
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17 end
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18 else
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19 function tarpit_delay() end
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20 end
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22 local throttles = module:shared"throttles";
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23
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24 local reply = st.stanza("failure", { xmlns = "urn:ietf:params:xml:ns:xmpp-sasl" }):tag("temporary-auth-failure");
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26 local function get_throttle(ip)
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27 local throttle = throttles[ip];
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28 if not throttle then
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29 throttle = new_throttle(max, period);
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30 throttles[ip] = throttle;
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31 end
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32 return throttle;
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33 end
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35 module:hook("stanza/urn:ietf:params:xml:ns:xmpp-sasl:auth", function (event)
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36 local origin = event.origin;
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37 if origin.type ~= "c2s_unauthed" then return end
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38 if not get_throttle(origin.ip):peek(1) then
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39 origin.log("warn", "Too many authentication attepmts for ip %s", origin.ip);
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40 tarpit_delay();
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41 origin.send(reply);
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42 return true;
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43 end
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44 end, 10);
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46 module:hook("authentication-failure", function (event)
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47 get_throttle(event.session.ip):poll(1);
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48 end);
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49
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50 module:add_timer(14400, function (now)
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51 local old = now - 86400;
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52 for ip, throttle in pairs(throttles) do
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53 if throttle.t < old then
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54 throttles[ip] = nil;
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55 end
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56 end
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57 end);
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58