prosody-modules
53ee391ca689
mod_ipcheck/mod_ipcheck.lua

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mod_ipcheck/mod_ipcheck.lua @ 4537:53ee391ca689

mod_smacks: Fix traceback due to session being destroyed in send() Sending something can cause the OS to notice that the connection is dead and then the connection can be dead at this point. More likely if opportunistic_writes is enabled.
author Kim Alvefur <zash@zash.se>
date Thu, 01 Apr 2021 11:35:26 +0200
parent 3269:b0628bc93acf
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
130
51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
1
51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
Waqas Hussain <waqas20@gmail.com>
parents:
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2 -- mod_ipcheck.lua
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0525c66e7d13 mod_ipcheck: Updated XEP number and URL in comments to the newly published XEP.
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parents: 135
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3 -- Implementation of XEP-0279: Server IP Check <http://xmpp.org/extensions/xep-0279.html>
130
51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
Waqas Hussain <waqas20@gmail.com>
parents:
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4
51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
Waqas Hussain <waqas20@gmail.com>
parents:
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5 local st = require "util.stanza";
51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
Waqas Hussain <waqas20@gmail.com>
parents:
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6
51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
Waqas Hussain <waqas20@gmail.com>
parents:
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7 module:add_feature("urn:xmpp:sic:0");
51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
Waqas Hussain <waqas20@gmail.com>
parents:
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8
3269
b0628bc93acf mod_ipcheck: Simplify iq handling by hooking on iq-get/ instead of iq/.
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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51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
Waqas Hussain <waqas20@gmail.com>
parents:
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10 local origin, stanza = event.origin, event.stanza;
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b0628bc93acf mod_ipcheck: Simplify iq handling by hooking on iq-get/ instead of iq/.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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11 if stanza.attr.to then
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parents: 1945
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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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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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13 elseif origin.ip then
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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14 origin.send(st.reply(stanza):tag("ip", {xmlns='urn:xmpp:sic:0'}):text(origin.ip));
b0628bc93acf mod_ipcheck: Simplify iq handling by hooking on iq-get/ instead of iq/.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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15 else
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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16 -- IP addresses should normally be available, but in case they are not
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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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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51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
18 end
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parents: 1945
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19 return true;
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51cd803e86be mod_ipcheck: Initial commit. An implementation of the Server IP Check proto-XEP.
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parents:
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20 end);
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d1bc9a796daf mod_ipcheck: Add support for XEP version 0.2 (includes port)
Kim Alvefur <zash@zash.se>
parents: 136
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21
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parents: 136
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22 module:add_feature("urn:xmpp:sic:1");
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parents: 136
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23
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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24 module:hook("iq-get/bare/urn:xmpp:sic:1:address", function(event)
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parents: 136
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25 local origin, stanza = event.origin, event.stanza;
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b0628bc93acf mod_ipcheck: Simplify iq handling by hooking on iq-get/ instead of iq/.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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26 if stanza.attr.to then
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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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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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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28 elseif origin.ip then
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parents: 1945
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29 local reply = st.reply(stanza):tag("address", {xmlns='urn:xmpp:sic:1'})
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parents: 1945
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30 :tag("ip"):text(origin.ip):up()
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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31 if origin.conn and origin.conn.port then -- server_event
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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32 reply:tag("port"):text(tostring(origin.conn:port()))
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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33 elseif origin.conn and origin.conn.clientport then -- server_select
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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34 reply:tag("port"):text(tostring(origin.conn:clientport()))
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parents: 136
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35 end
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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36 origin.send(reply);
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
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37 else
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
diff changeset
38 -- IP addresses should normally be available, but in case they are not
b0628bc93acf mod_ipcheck: Simplify iq handling by hooking on iq-get/ instead of iq/.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1945
diff changeset
39 origin.send(st.error_reply(stanza, "cancel", "service-unavailable", "IP address for this session is not available"));
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parents: 136
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40 end
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parents: 1945
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41 return true;
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parents: 136
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42 end);