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mod_ipcheck/mod_ipcheck.lua @ 1655:4d38b8c03dfe
mod_measure_memory: Silence warnings [luacheck]
author | Kim Alvefur <zash@zash.se> |
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date | Tue, 07 Apr 2015 22:05:48 +0200 |
parent | 1245:a1287d1f8a1f |
child | 1945:e5039f14e2a7 |
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-- mod_ipcheck.lua -- Implementation of XEP-0279: Server IP Check <http://xmpp.org/extensions/xep-0279.html> local st = require "util.stanza"; module:add_feature("urn:xmpp:sic:0"); module:hook("iq/bare/urn:xmpp:sic:0:ip", function(event) local origin, stanza = event.origin, event.stanza; if stanza.attr.type == "get" then if stanza.attr.to then origin.send(st.error_reply(stanza, "auth", "forbidden", "You can only ask about your own IP address")); elseif origin.ip then origin.send(st.reply(stanza):tag("ip", {xmlns='urn:xmpp:sic:0'}):text(origin.ip)); else -- IP addresses should normally be available, but in case they are not origin.send(st.error_reply(stanza, "cancel", "service-unavailable", "IP address for this session is not available")); end return true; end end); module:add_feature("urn:xmpp:sic:1"); module:hook("iq/bare/urn:xmpp:sic:1:address", function(event) local origin, stanza = event.origin, event.stanza; if stanza.attr.type == "get" then if stanza.attr.to then origin.send(st.error_reply(stanza, "auth", "forbidden", "You can only ask about your own IP address")); elseif origin.ip then local reply = st.reply(stanza):tag("address", {xmlns='urn:xmpp:sic:0'}) :tag("ip"):text(origin.ip):up() if origin.conn and origin.conn.port then -- server_event reply:tag("port"):text(tostring(origin.conn:port())) elseif origin.conn and origin.conn.clientport then -- server_select reply:tag("port"):text(tostring(origin.conn:clientport())) end origin.send(reply); else -- IP addresses should normally be available, but in case they are not origin.send(st.error_reply(stanza, "cancel", "service-unavailable", "IP address for this session is not available")); end return true; end end);