prosody-modules
9d88c3d9eea5
mod_extdisco/mod_extdisco.lua

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mod_extdisco/mod_extdisco.lua @ 6281:9d88c3d9eea5

mod_http_oauth2: Enforce the registered grant types Thus a client can limit itself to certain grant types. Not sure if this prevents any attacks, but what was the point of including this in the registration if it was not going to be enforced? This became easier to do with client_id being available earlier.
author Kim Alvefur <zash@zash.se>
date Mon, 02 Jun 2025 20:55:20 +0200
parent 3606:7811ba467525
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e5c16c87383c mod_extdisco: XEP-0215: External Service Discovery
Matthew Wild <mwild1@gmail.com>
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1 local st = require "util.stanza";
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2
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3 local services = module:get_option("external_services");
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4
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5 local xmlns_extdisco_1 = "urn:xmpp:extdisco:1";
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6 local xmlns_extdisco_2 = "urn:xmpp:extdisco:2";
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7
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8 module:add_feature(xmlns_extdisco_1);
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9 module:add_feature(xmlns_extdisco_2);
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10
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11 local function handle_services(event)
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12 local origin, stanza = event.origin, event.stanza;
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13 local service = stanza.tags[1];
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14 local service_type = service.attr.type;
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15 local reply = st.reply(stanza):tag("services", { xmlns = service.attr.xmlns });
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16 for host, service_info in pairs(services) do
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17 if not(service_type) or service_info.type == service_type then
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18 reply:tag("service", {
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19 host = host;
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20 port = service_info.port;
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21 transport = service_info.transport;
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22 type = service_info.type;
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23 username = service_info.username;
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24 password = service_info.password;
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25 }):up();
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26 end
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27 end
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28 origin.send(reply);
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29 return true;
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30 end
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31 module:hook("iq-get/host/"..xmlns_extdisco_1..":services", handle_services);
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32 module:hook("iq-get/host/"..xmlns_extdisco_2..":services", handle_services);
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33
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34 local function handle_credentials(event)
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35 local origin, stanza = event.origin, event.stanza;
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36 local credentials = stanza.tags[1];
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37 local host = credentials.attr.host;
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38 if not host then
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39 origin.send(st.error_reply(stanza, "cancel", "bad-request", "No host specified"));
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40 return true;
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41 end
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42 local service_info = services[host];
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43 if not service_info then
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44 origin.send(st.error_reply(stanza, "cancel", "item-not-found", "No such service known"));
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45 return true;
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46 end
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47 local reply = st.reply(stanza)
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48 :tag("credentials", { xmlns = credentials.attr.xmlns })
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49 :tag("service", {
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50 host = host;
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51 username = service_info.username;
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52 password = service_info.password;
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53 }):up();
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54 origin.send(reply);
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55 return true;
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56 end
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57 module:hook("iq-get/host/"..xmlns_extdisco_1..":credentials", handle_credentials);
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58 module:hook("iq-get/host/"..xmlns_extdisco_2..":credentials", handle_credentials);