Mercurial > prosody-modules

annotate mod_s2soutinjection/mod_s2soutinjection.lua @ 5139:449e4ca4de32

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mod_unified_push: Remove dependency on trunk util.jwt (0.12 compat) This should allow the module to work on 0.12, while preserving expiry checking (which was not built in to 0.12's util.jwt).
author Matthew Wild <mwild1@gmail.com>
date Tue, 10 Jan 2023 16:34:21 +0000
parents 4fb922aa0ace
children
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4057f176be7b mod_s2soutinjection: Initial commit, variant of mod_srvinjection using 0.9+ APIs
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1 local st = require"util.stanza";
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2 local new_outgoing = require"core.s2smanager".new_outgoing;
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3 local bounce_sendq = module:depends"s2s".route_to_new_session.bounce_sendq;
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4 local initialize_filters = require "util.filters".initialize;
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5
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6 local portmanager = require "core.portmanager";
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8 local addclient = require "net.server".addclient;
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10 module:depends("s2s");
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12 local sessions = module:shared("sessions");
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14 local injected = module:get_option("s2s_connect_overrides");
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15
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16 -- The proxy_listener handles connection while still connecting to the proxy,
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17 -- then it hands them over to the normal listener (in mod_s2s)
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18 local proxy_listener = { default_port = nil, default_mode = "*a", default_interface = "*" };
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20 function proxy_listener.onconnect(conn)
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21 local session = sessions[conn];
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23 -- Now the real s2s listener can take over the connection.
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24 local listener = portmanager.get_service("s2s").listener;
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25
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26 local log = session.log;
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28 local filter = initialize_filters(session);
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30 session.version = 1;
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32 session.sends2s = function (t)
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33 log("debug", "sending (s2s over proxy): %s", (t.top_tag and t:top_tag()) or t:match("^[^>]*>?"));
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34 if t.name then
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35 t = filter("stanzas/out", t);
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36 end
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37 if t then
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38 t = filter("bytes/out", tostring(t));
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39 if t then
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40 return conn:write(tostring(t));
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41 end
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42 end
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43 end
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44
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45 session.open_stream = function ()
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46 session.sends2s(st.stanza("stream:stream", {
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47 xmlns='jabber:server', ["xmlns:db"]='jabber:server:dialback',
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48 ["xmlns:stream"]='http://etherx.jabber.org/streams',
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49 from=session.from_host, to=session.to_host, version='1.0', ["xml:lang"]='en'}):top_tag());
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50 end
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52 conn.setlistener(conn, listener);
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53
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54 listener.register_outgoing(conn, session);
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55
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56 listener.onconnect(conn);
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57 end
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58
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59 function proxy_listener.register_outgoing(conn, session)
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60 session.direction = "outgoing";
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61 sessions[conn] = session;
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62 end
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63
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64 function proxy_listener.ondisconnect(conn, err)
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65 sessions[conn] = nil;
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66 end
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67
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68 module:hook("route/remote", function(event)
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69 local from_host, to_host, stanza = event.from_host, event.to_host, event.stanza;
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70 local inject = injected and injected[to_host];
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71 if not inject then return end
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72 module:log("debug", "opening a new outgoing connection for this stanza");
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73 local host_session = new_outgoing(from_host, to_host);
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74
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75 -- Store in buffer
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76 host_session.bounce_sendq = bounce_sendq;
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77 host_session.sendq = { {tostring(stanza), stanza.attr.type ~= "error" and stanza.attr.type ~= "result" and st.reply(stanza)} };
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78 host_session.log("debug", "stanza [%s] queued until connection complete", tostring(stanza.name));
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79
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80 local host, port = inject[1] or inject, tonumber(inject[2]) or 5269;
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81
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82 local conn = addclient(host, port, proxy_listener, "*a");
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83
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84 proxy_listener.register_outgoing(conn, host_session);
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85
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86 host_session.conn = conn;
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87 return true;
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88 end, -2);