Fri, 24 Oct 2008 07:27:36 +0100
s2s works! \o/ \o/
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Abstract connections with "connection listeners"
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1 | |
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2 | local logger = require "logger"; |
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3 | local lxp = require "lxp" |
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4 | local init_xmlhandlers = require "core.xmlhandlers" |
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5 | local sm_new_session = require "core.sessionmanager".new_session; |
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6 | |
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7 | local connlisteners_register = require "net.connlisteners".register; |
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8 | |
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9 | local t_insert = table.insert; |
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10 | local t_concat = table.concat; |
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11 | local t_concatall = function (t, sep) local tt = {}; for _, s in ipairs(t) do t_insert(tt, tostring(s)); end return t_concat(tt, sep); end |
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12 | local m_random = math.random; |
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13 | local format = string.format; |
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14 | local sm_new_session, sm_destroy_session = sessionmanager.new_session, sessionmanager.destroy_session; --import("core.sessionmanager", "new_session", "destroy_session"); |
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15 | local sm_streamopened = sessionmanager.streamopened; |
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16 | local st = stanza; |
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17 | |
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18 | local sessions = {}; |
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19 | local xmppclient = { default_port = 5222 }; |
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20 | |
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21 | -- These are session methods -- |
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22 | |
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23 | local function session_reset_stream(session) |
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24 | -- Reset stream |
148 | 25 | local parser = lxp.new(init_xmlhandlers(session, sm_streamopened), "|"); |
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26 | session.parser = parser; |
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27 | |
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28 | session.notopen = true; |
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29 | |
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30 | function session.data(conn, data) |
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31 | parser:parse(data); |
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32 | end |
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33 | return true; |
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34 | end |
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35 | |
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36 | -- End of session methods -- |
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37 | |
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38 | function xmppclient.listener(conn, data) |
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39 | local session = sessions[conn]; |
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40 | if not session then |
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41 | session = sm_new_session(conn); |
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42 | sessions[conn] = session; |
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43 | |
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44 | -- Logging functions -- |
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45 | |
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46 | local mainlog, log = log; |
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47 | do |
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48 | local conn_name = tostring(conn):match("[a-f0-9]+$"); |
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49 | log = logger.init(conn_name); |
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50 | end |
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51 | local print = function (...) log("info", t_concatall({...}, "\t")); end |
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52 | session.log = log; |
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53 | |
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54 | print("Client connected"); |
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55 | |
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56 | session.reset_stream = session_reset_stream; |
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57 | |
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58 | session_reset_stream(session); -- Initialise, ready for use |
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59 | |
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60 | -- TODO: Below function should be session,stanza - and xmlhandlers should use :method() notation to call, |
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61 | -- this will avoid the useless indirection we have atm |
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62 | -- (I'm on a mission, no time to fix now) |
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63 | session.stanza_dispatch = function (stanza) return core_process_stanza(session, stanza); end |
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64 | |
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65 | end |
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66 | if data then |
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67 | session.data(conn, data); |
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68 | end |
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69 | end |
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70 | |
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71 | function xmppclient.disconnect(conn) |
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72 | local session = sessions[conn]; |
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73 | if session then |
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74 | if session.last_presence and session.last_presence.attr.type ~= "unavailable" then |
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75 | local pres = st.presence{ type = "unavailable" }; |
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76 | if err == "closed" then err = "connection closed"; end |
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77 | pres:tag("status"):text("Disconnected: "..err); |
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78 | session.stanza_dispatch(pres); |
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79 | end |
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80 | sm_destroy_session(session); |
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81 | sessions[conn] = nil; |
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82 | session = nil; |
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83 | collectgarbage("collect"); |
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84 | end |
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85 | end |
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86 | |
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87 | connlisteners_register("xmppclient", xmppclient); |