annotate mod_ipcheck/mod_ipcheck.lua @ 3568:6b3181fe5617

mod_auth_token: Timezone fix for TOTP checking luatz.time() returns milliseconds since epoch which is in UTC time, so we don't need to convert to UTC with gmtime. By calling gmtime, TOTP validation was failing when this module wasn't running on machine set to UTC time.
author JC Brand <jc@opkode.com>
date Thu, 02 May 2019 11:07:27 +0200
parents b0628bc93acf
children
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51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
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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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5 local st = require "util.stanza";
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7 module:add_feature("urn:xmpp:sic:0");
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8
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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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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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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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37 else
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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);