Mercurial > prosody-modules

annotate mod_muc_gateway_optimize/mod_muc_gateway_optimize.lua @ 6274:63ef69b2f046

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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
parents 23c4c61a1068
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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23c4c61a1068 mod_muc_gateway_optimize: New module to optimize muc presence to remote gateways
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1 local jid = require("util.jid")
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2 local mod_muc = module:depends("muc")
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3
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4 local gateway_hosts = module:get_option_array("gateway_hosts", {})
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5
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6 function optimize(remote_host, event)
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7 local stanza = event.stanza
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8 module:log("debug", "optimize presence event destined for " .. remote_host)
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9
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10 local muc_x = stanza:get_child("x", "http://jabber.org/protocol/muc#user")
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11 if muc_x then
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12 for status in muc_x:childtags("status") do
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13 if status.attr.status == "110" then
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14 module:log("debug", "optimize delivering 110")
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15 -- Always deliver self-presence
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16 return
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17 end
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18 end
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19 end
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20
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21 local bare_jid = jid.bare(stanza.attr.to)
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22 local room = mod_muc.get_room_from_jid(jid.bare(stanza.attr.from))
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23 if not room then return end
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24 for nick, occupant in room:each_occupant() do
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25 local occupant_host = jid.host(occupant.bare_jid)
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26 if occupant_host == remote_host then
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27 -- This is the "first" occupant from the host
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28 -- which is the only one we will route non-110
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29 -- presence to
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30 if occupant.bare_jid == bare_jid then
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31 module:log("debug", "optimize found first occupant, so route")
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32 return
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33 else
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34 module:log("debug", "optimize found non-first occupant, so drop")
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35 return true
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36 end
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37 end
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38 end
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39 -- If we get here we found no occupants for this host
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40 module:log("debug", "optimize found no occupants for host " .. remote_host)
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41 end
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42
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43 -- Note this will only affect gateways over s2s for now
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44 module:hook("route/remote", function (event)
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45 if event.stanza.name ~= "presence" then
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46 return
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47 end
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48
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49 local remote_host = jid.host(event.stanza.attr.to)
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50 for _, gateway_host in pairs(gateway_hosts) do
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51 if remote_host == gateway_host then
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52 return optimize(remote_host, event)
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53 end
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54 end
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55 end, 1000)