prosody-modules
694f8fab07d4
mod_limit_auth/mod_limit_auth.lua

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mod_limit_auth/mod_limit_auth.lua @ 6251:694f8fab07d4

: mod_sasl2*** : Update Compability for all of them diff --git a/mod_sasl2/README.md b/mod_sasl2/README.md --- a/mod_sasl2/README.md +++ b/mod_sasl2/README.md @@ -31,6 +31,7 @@ This module requires Prosody **trunk** a Prosody Version Status ----------------------- ---------------- - trunk as of 2024-11-24 Works + trunk as of 2025-05-25 Works + 0.13 Works 0.12 Does not work ----------------------- ---------------- diff --git a/mod_sasl2_bind2/README.md b/mod_sasl2_bind2/README.md --- a/mod_sasl2_bind2/README.md +++ b/mod_sasl2_bind2/README.md @@ -16,5 +16,6 @@ This module depends on [mod_sasl2]. It e Prosody-Version Status --------------- ---------------------- - trunk Works as of 2024-12-21 + trunk Works as of 2025-05-25 + 0.13 Works 0.12 Does not work diff --git a/mod_sasl2_fast/README.md b/mod_sasl2_fast/README.md --- a/mod_sasl2_fast/README.md +++ b/mod_sasl2_fast/README.md @@ -33,5 +33,6 @@ clients being logged out unexpectedly. Prosody-Version Status --------------- ---------------------- - trunk Works as of 2024-12-21 + trunk Works as of 2025-05-25 + 0.13 Work 0.12 Does not work diff --git a/mod_sasl2_sm/README.md b/mod_sasl2_sm/README.md --- a/mod_sasl2_sm/README.md +++ b/mod_sasl2_sm/README.md @@ -17,5 +17,6 @@ configuration options. Prosody-Version Status --------------- ---------------------- - trunk Works as of 2024-12-21 + trunk Works as of 2025-05-25 + 0.13 Work 0.12 Does not work diff --git a/mod_sasl_ssdp/README.md b/mod_sasl_ssdp/README.md --- a/mod_sasl_ssdp/README.md +++ b/mod_sasl_ssdp/README.md @@ -18,8 +18,8 @@ There are no configuration options for t # Compatibility -For SASL2 (XEP-0388) clients, it is compatible with the mod_sasl2 community module. - -For clients using RFC 6120 SASL, it requires Prosody trunk 33e5edbd6a4a or -later. It is not compatible with Prosody 0.12 (it will load, but simply -won't do anything) for "legacy SASL". + Prosody-Version Status + --------------- ---------------------- + trunk Works as of 2025-05-25 + 0.13 Works + 0.12 Does not work
author Menel <menel@snikket.de>
date Mon, 12 May 2025 11:07:45 +0200
parent 1941:2a5a44d5b935
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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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21
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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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25
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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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34
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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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45
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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