Mercurial > prosody-modules

annotate mod_srvinjection/mod_srvinjection.lua @ 4268:871d140d61bb

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mod_adhoc_oauth2_client: Fix including final client_id in result form The client_id is composed of the details needed for retrieving the data, making it redundant to include in the data, albeit somewhat convenient sometimes. Decided to remove it anyways, but forgot to change the result.
author Kim Alvefur <zash@zash.se>
date Sun, 22 Nov 2020 17:00:26 +0100
parents 47fb4f36dacd
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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2 module:set_global();
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4 local adns = require "net.adns";
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6 local map_config = module:get_option("srvinjection") or {};
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7 local map = module:shared "s2s_map"
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9 for host, mapping in pairs(map_config) do
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10 if type(mapping) == "table" and type(mapping[1]) == "string" and (type(mapping[2]) == "number") then
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11 local connecthost, connectport = mapping[1], mapping[2] or 5269;
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12 map[host] = {{
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13 srv = {
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14 target = connecthost..".";
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15 port = connectport;
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16 priority = 1;
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17 weight = 0;
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18 };
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19 }};
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20 else
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21 module:log("warn", "Ignoring invalid SRV injection for host '%s'", host);
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22 map[host] = nil;
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23 end
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24 end
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26 local original_lookup = adns.lookup;
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27 function adns.lookup(handler, qname, qtype, qclass)
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28 if qtype == "SRV" then
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29 local host = qname:match("^_xmpp%-server%._tcp%.(.*)%.$");
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30 local mapping = map[host] or map["*"];
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31 if mapping then
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32 handler(mapping);
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33 return;
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34 end
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35 elseif qtype == "A" then
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36 if (qname == "localhost." or qname == "127.0.0.1.") then
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37 handler({{ a = "127.0.0.1" }});
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38 return;
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39 end
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40 local ip = qname:match("^(%d+.%d+.%d+.%d+).$");
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41 if ip then
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42 handler({{ a = ip }});
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43 return;
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44 end
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45 end
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46 return original_lookup(handler, qname, qtype, qclass);
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47 end
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49 function module.unload()
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50 adns.lookup = original_lookup;
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51 end