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annotate mod_csi_grace_period/mod_csi_grace_period.lua @ 5549:01a0b67a9afd

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mod_http_oauth2: Add TODO about disabling password grant Per recommendation in draft-ietf-oauth-security-topics-23 it should at the very least be disabled by default. However since this is used by the Snikket web portal some care needs to be taken not to break this, unless it's already broken by other changes to this module.
author Kim Alvefur <zash@zash.se>
date Fri, 16 Jun 2023 00:06:53 +0200
parents e1e337dc05b6
children
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1 -- Copyright (c) 2019 Kim Alvefur
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2 --
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3 -- This project is MIT/X11 licensed. Please see the
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4 -- COPYING file in the source package for more information.
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5 --
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6 -- Yes, this module touches stores data in user sessions
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7 -- luacheck: ignore 122
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8
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9 local grace_period = module:get_option_number("grace_period", 30);
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10
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11 local user_sessions = prosody.hosts[module.host].sessions;
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12
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13 module:hook("csi-is-stanza-important", function (event)
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14 if event.stanza.name ~= "message" then return end
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15 local session = event.session;
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16 if not session then return; end
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17
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18 local user_session = user_sessions[session.username];
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19 if not user_session then return; end
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20
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21 if user_session.grace_time_start then
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22 if user_session.last_active == session.resource then
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23 return;
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24 end
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25 if (os.time() - user_session.grace_time_start) < grace_period then
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26 session.log("debug", "Within grace period, probably seen");
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27 event.reason = "grace period";
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28 return false;
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29 end
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30 end
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31 end, 1);
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32
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33 local function on_activity(event)
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34 local stanza, origin = event.stanza, event.origin;
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35 local user_session = user_sessions[origin.username];
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36 if not user_session then return; end
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37
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38 if stanza:get_child("body") or stanza:get_child("active", "http://jabber.org/protocol/chatstates") then
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39 user_session.last_active = origin.resource;
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40 user_session.grace_time_start = os.time();
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41 end
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42 end
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43 module:hook("pre-message/full", on_activity);
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44 module:hook("pre-message/bare", on_activity);
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45 module:hook("pre-message/host", on_activity);