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net/xmppserver_listener.lua @ 226:ba4711c4e8d2
Committing code to get nicer tracebacks for errors, also we no longer consider such errors fatal (probably a bad thing, I know...)
| author | Matthew Wild <mwild1@gmail.com> |
|---|---|
| date | Sat, 08 Nov 2008 20:42:23 +0000 |
| parent | 163:3fec9b512d4e |
| child | 232:20745f8f4cf1 |
| rev | line source |
|---|---|
| 148 | 1 |
| 2 local logger = require "logger"; | |
| 3 local lxp = require "lxp" | |
| 4 local init_xmlhandlers = require "core.xmlhandlers" | |
| 5 local sm_new_session = require "core.sessionmanager".new_session; | |
| 6 local s2s_new_incoming = require "core.s2smanager".new_incoming; | |
| 7 local s2s_streamopened = require "core.s2smanager".streamopened; | |
|
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Clean up session when s2s connections are disconnected
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parents:
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8 local s2s_destroy_session = require "core.s2smanager".destroy_session; |
| 148 | 9 |
| 10 local connlisteners_register = require "net.connlisteners".register; | |
| 11 | |
| 12 local t_insert = table.insert; | |
| 13 local t_concat = table.concat; | |
| 14 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 | |
| 15 local m_random = math.random; | |
| 16 local format = string.format; | |
| 17 local sm_new_session, sm_destroy_session = sessionmanager.new_session, sessionmanager.destroy_session; --import("core.sessionmanager", "new_session", "destroy_session"); | |
| 18 local st = stanza; | |
| 19 | |
| 20 local sessions = {}; | |
| 21 local xmppserver = { default_port = 5269 }; | |
| 22 | |
| 23 -- These are session methods -- | |
| 24 | |
| 25 local function session_reset_stream(session) | |
| 26 -- Reset stream | |
| 27 local parser = lxp.new(init_xmlhandlers(session, s2s_streamopened), "|"); | |
| 28 session.parser = parser; | |
| 29 | |
| 30 session.notopen = true; | |
| 31 | |
| 32 function session.data(conn, data) | |
| 33 parser:parse(data); | |
| 34 end | |
| 35 return true; | |
| 36 end | |
| 37 | |
| 38 -- End of session methods -- | |
| 39 | |
| 40 function xmppserver.listener(conn, data) | |
| 41 local session = sessions[conn]; | |
| 42 if not session then | |
| 43 session = s2s_new_incoming(conn); | |
| 44 sessions[conn] = session; | |
| 45 | |
| 46 -- Logging functions -- | |
| 47 | |
| 48 local mainlog, log = log; | |
| 49 do | |
| 50 local conn_name = "s2sin"..tostring(conn):match("[a-f0-9]+$"); | |
| 51 log = logger.init(conn_name); | |
| 52 end | |
| 53 local print = function (...) log("info", t_concatall({...}, "\t")); end | |
| 54 session.log = log; | |
| 55 | |
| 56 print("Incoming s2s connection"); | |
| 57 | |
| 58 session.reset_stream = session_reset_stream; | |
| 59 | |
| 60 session_reset_stream(session); -- Initialise, ready for use | |
| 61 | |
| 62 -- FIXME: Below function should be session,stanza - and xmlhandlers should use :method() notation to call, | |
| 63 -- this will avoid the useless indirection we have atm | |
| 64 -- (I'm on a mission, no time to fix now) | |
|
226
ba4711c4e8d2
Committing code to get nicer tracebacks for errors, also we no longer consider such errors fatal (probably a bad thing, I know...)
Matthew Wild <mwild1@gmail.com>
parents:
163
diff
changeset
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65 |
|
ba4711c4e8d2
Committing code to get nicer tracebacks for errors, also we no longer consider such errors fatal (probably a bad thing, I know...)
Matthew Wild <mwild1@gmail.com>
parents:
163
diff
changeset
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66 -- Debug version -- |
|
ba4711c4e8d2
Committing code to get nicer tracebacks for errors, also we no longer consider such errors fatal (probably a bad thing, I know...)
Matthew Wild <mwild1@gmail.com>
parents:
163
diff
changeset
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67 local function handleerr() print("Traceback:", debug.traceback()); end |
|
ba4711c4e8d2
Committing code to get nicer tracebacks for errors, also we no longer consider such errors fatal (probably a bad thing, I know...)
Matthew Wild <mwild1@gmail.com>
parents:
163
diff
changeset
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68 session.stanza_dispatch = function (stanza) return select(2, xpcall(function () return core_process_stanza(session, stanza); end, handleerr)); end |
|
ba4711c4e8d2
Committing code to get nicer tracebacks for errors, also we no longer consider such errors fatal (probably a bad thing, I know...)
Matthew Wild <mwild1@gmail.com>
parents:
163
diff
changeset
|
69 |
|
ba4711c4e8d2
Committing code to get nicer tracebacks for errors, also we no longer consider such errors fatal (probably a bad thing, I know...)
Matthew Wild <mwild1@gmail.com>
parents:
163
diff
changeset
|
70 -- session.stanza_dispatch = function (stanza) return core_process_stanza(session, stanza); end |
| 148 | 71 |
| 72 end | |
| 73 if data then | |
| 74 session.data(conn, data); | |
| 75 end | |
| 76 end | |
| 77 | |
| 78 function xmppserver.disconnect(conn) | |
|
163
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
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79 local session = sessions[conn]; |
|
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
80 if session then |
|
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
81 s2s_destroy_session(session); |
|
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
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82 sessions[conn] = nil; |
|
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
83 session = nil; |
|
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
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84 collectgarbage("collect"); |
|
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
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85 end |
| 148 | 86 end |
| 87 | |
| 88 function xmppserver.register_outgoing(conn, session) | |
| 89 session.direction = "outgoing"; | |
| 90 sessions[conn] = session; | |
| 91 | |
| 92 session.reset_stream = session_reset_stream; | |
| 93 session_reset_stream(session); -- Initialise, ready for use | |
| 94 | |
| 95 -- FIXME: Below function should be session,stanza - and xmlhandlers should use :method() notation to call, | |
| 96 -- this will avoid the useless indirection we have atm | |
| 97 -- (I'm on a mission, no time to fix now) | |
| 98 session.stanza_dispatch = function (stanza) return core_process_stanza(session, stanza); end | |
| 99 end | |
| 100 | |
| 101 connlisteners_register("xmppserver", xmppserver); | |
| 102 | |
| 103 | |
| 104 -- We need to perform some initialisation when a connection is created | |
| 105 -- We also need to perform that same initialisation at other points (SASL, TLS, ...) | |
| 106 | |
| 107 -- ...and we need to handle data | |
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226
ba4711c4e8d2
Committing code to get nicer tracebacks for errors, also we no longer consider such errors fatal (probably a bad thing, I know...)
Matthew Wild <mwild1@gmail.com>
parents:
163
diff
changeset
|
108 -- ...and record all sessions associated with connections |
