Mercurial > prosody-modules
annotate mod_poke_strangers/mod_poke_strangers.lua @ 3965:2b10e51d85a6
mod_muc_limits: Add config option to limit to join stanzas only
This is a bit more limited in pre-0.11 MUC modules, because it just
detects stanzas sent to full JIDs (which would include all presence
and nick changes).
This option is useful for setups where users are typically unaffiliated,
but trusted (e.g. if access to the room is gated through some other
means such as password/token auth).
author | Matthew Wild <mwild1@gmail.com> |
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date | Fri, 03 Apr 2020 12:26:56 +0100 |
parents | 0aa8aa6cdb1b |
children |
rev | line source |
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2044
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mod_poke_strangers: Log details about JIDs that look like they are spamming.
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1 local st = require"util.stanza"; |
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2 local jid_split = require "util.jid".split; |
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3 local jid_bare = require "util.jid".bare; |
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4 local is_contact_subscribed = require "core.rostermanager".is_contact_subscribed; |
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5 local uuid_generate = require "util.uuid".generate; |
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6 local set = require "util.set"; |
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7 |
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8 local recently_queried = set.new(); |
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9 |
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10 local version_id = uuid_generate(); |
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11 local disco_id = uuid_generate(); |
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12 |
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13 module:hook("iq-result/host/" .. version_id, function (event) |
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14 module:log("info", "Stranger " .. event.stanza.attr.from .. " version: " .. tostring(event.stanza)); |
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15 return true; |
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16 end); |
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17 |
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18 module:hook("iq-result/host/" .. disco_id, function (event) |
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19 module:log("info", "Stranger " .. event.stanza.attr.from .. " disco: " .. tostring(event.stanza)); |
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20 return true; |
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21 end); |
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22 |
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23 function check_subscribed(event) |
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24 local stanza = event.stanza; |
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25 local local_user_jid = stanza.attr.to; |
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26 local to_user, to_host, to_resource = jid_split(local_user_jid); |
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27 local stranger_jid = stanza.attr.from; |
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28 |
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29 if recently_queried:contains(stranger_jid) then |
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30 module:log("debug", "Not re-poking " .. stranger_jid); |
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31 return nil; |
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32 end |
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33 |
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34 local from_jid = jid_bare(stranger_jid); |
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35 |
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36 if to_user and not is_contact_subscribed(to_user, to_host, from_jid) then |
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37 if to_resource and stanza.attr.type == "groupchat" then |
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38 return nil; |
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39 end |
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40 |
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41 recently_queried:add(stranger_jid); |
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42 |
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43 module:send(st.iq({ type = "get", to = stranger_jid, from = to_host, id = version_id }):query("jabber:iq:version")); |
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44 |
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45 module:send(st.iq({ type = "get", to = stranger_jid, from = to_host, id = disco_id }):query("http://jabber.org/protocol/disco#info")); |
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46 end |
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47 |
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48 return nil; |
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49 end |
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50 |
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51 module:hook("message/bare", check_subscribed, 225); |
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52 module:hook("message/full", check_subscribed, 225); |
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53 -- Not hooking iqs, as that could turn into infinite loops! |