annotate mod_ipcheck/mod_ipcheck.lua @ 5186:fa3059e653fa

mod_http_oauth2: Implement the Implicit flow Everyone says this is insecure and bad, but it's also the only thing that makes sense for e.g. pure JavaScript clients, but hey implement this even more complicated thing instead!
author Kim Alvefur <zash@zash.se>
date Thu, 02 Mar 2023 22:06:50 +0100
parents b0628bc93acf
children
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51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
Waqas Hussain <waqas20@gmail.com>
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1
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2 -- mod_ipcheck.lua
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3 -- Implementation of XEP-0279: Server IP Check <http://xmpp.org/extensions/xep-0279.html>
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51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
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5 local st = require "util.stanza";
51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
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7 module:add_feature("urn:xmpp:sic:0");
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8
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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9 module:hook("iq-get/bare/urn:xmpp:sic:0:ip", function(event)
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10 local origin, stanza = event.origin, event.stanza;
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11 if stanza.attr.to then
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12 origin.send(st.error_reply(stanza, "auth", "forbidden", "You can only ask about your own IP address"));
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13 elseif origin.ip then
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14 origin.send(st.reply(stanza):tag("ip", {xmlns='urn:xmpp:sic:0'}):text(origin.ip));
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parents: 1945
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15 else
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16 -- IP addresses should normally be available, but in case they are not
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17 origin.send(st.error_reply(stanza, "cancel", "service-unavailable", "IP address for this session is not available"));
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18 end
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19 return true;
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20 end);
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21
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22 module:add_feature("urn:xmpp:sic:1");
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23
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24 module:hook("iq-get/bare/urn:xmpp:sic:1:address", function(event)
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25 local origin, stanza = event.origin, event.stanza;
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26 if stanza.attr.to then
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27 origin.send(st.error_reply(stanza, "auth", "forbidden", "You can only ask about your own IP address"));
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28 elseif origin.ip then
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29 local reply = st.reply(stanza):tag("address", {xmlns='urn:xmpp:sic:1'})
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30 :tag("ip"):text(origin.ip):up()
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31 if origin.conn and origin.conn.port then -- server_event
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32 reply:tag("port"):text(tostring(origin.conn:port()))
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parents: 1945
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33 elseif origin.conn and origin.conn.clientport then -- server_select
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34 reply:tag("port"):text(tostring(origin.conn:clientport()))
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35 end
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36 origin.send(reply);
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parents: 1945
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37 else
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parents: 1945
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38 -- IP addresses should normally be available, but in case they are not
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parents: 1945
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39 origin.send(st.error_reply(stanza, "cancel", "service-unavailable", "IP address for this session is not available"));
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40 end
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41 return true;
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42 end);