Fri, 24 Oct 2008 18:13:54 +0100
Clean up session when s2s connections are disconnected
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; | |
163
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
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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) | |
65 | session.stanza_dispatch = function (stanza) return core_process_stanza(session, stanza); end | |
66 | ||
67 | end | |
68 | if data then | |
69 | session.data(conn, data); | |
70 | end | |
71 | end | |
72 | ||
73 | function xmppserver.disconnect(conn) | |
163
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
74 | local session = sessions[conn]; |
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
75 | if session then |
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
76 | s2s_destroy_session(session); |
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
77 | sessions[conn] = nil; |
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
78 | session = nil; |
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
79 | collectgarbage("collect"); |
3fec9b512d4e
Clean up session when s2s connections are disconnected
Matthew Wild <mwild1@gmail.com>
parents:
148
diff
changeset
|
80 | end |
148 | 81 | end |
82 | ||
83 | function xmppserver.register_outgoing(conn, session) | |
84 | session.direction = "outgoing"; | |
85 | sessions[conn] = session; | |
86 | ||
87 | session.reset_stream = session_reset_stream; | |
88 | session_reset_stream(session); -- Initialise, ready for use | |
89 | ||
90 | -- FIXME: Below function should be session,stanza - and xmlhandlers should use :method() notation to call, | |
91 | -- this will avoid the useless indirection we have atm | |
92 | -- (I'm on a mission, no time to fix now) | |
93 | session.stanza_dispatch = function (stanza) return core_process_stanza(session, stanza); end | |
94 | end | |
95 | ||
96 | connlisteners_register("xmppserver", xmppserver); | |
97 | ||
98 | ||
99 | -- We need to perform some initialisation when a connection is created | |
100 | -- We also need to perform that same initialisation at other points (SASL, TLS, ...) | |
101 | ||
102 | -- ...and we need to handle data | |
103 | -- ...and record all sessions associated with connections |