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local logger = require "logger";
local lxp = require "lxp"
local init_xmlhandlers = require "core.xmlhandlers"
local sm_new_session = require "core.sessionmanager".new_session;
local s2s_new_incoming = require "core.s2smanager".new_incoming;
local s2s_streamopened = require "core.s2smanager".streamopened;
local s2s_destroy_session = require "core.s2smanager".destroy_session;
local connlisteners_register = require "net.connlisteners".register;
local t_insert = table.insert;
local t_concat = table.concat;
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
local m_random = math.random;
local format = string.format;
local sm_new_session, sm_destroy_session = sessionmanager.new_session, sessionmanager.destroy_session; --import("core.sessionmanager", "new_session", "destroy_session");
local st = stanza;
local sessions = {};
local xmppserver = { default_port = 5269 };
-- These are session methods --
local function session_reset_stream(session)
-- Reset stream
local parser = lxp.new(init_xmlhandlers(session, s2s_streamopened), "|");
session.parser = parser;
session.notopen = true;
function session.data(conn, data)
parser:parse(data);
end
return true;
end
-- End of session methods --
function xmppserver.listener(conn, data)
local session = sessions[conn];
if not session then
session = s2s_new_incoming(conn);
sessions[conn] = session;
-- Logging functions --
local mainlog, log = log;
do
local conn_name = "s2sin"..tostring(conn):match("[a-f0-9]+$");
log = logger.init(conn_name);
end
local print = function (...) log("info", t_concatall({...}, "\t")); end
session.log = log;
print("Incoming s2s connection");
session.reset_stream = session_reset_stream;
session_reset_stream(session); -- Initialise, ready for use
-- FIXME: Below function should be session,stanza - and xmlhandlers should use :method() notation to call,
-- this will avoid the useless indirection we have atm
-- (I'm on a mission, no time to fix now)
session.stanza_dispatch = function (stanza) return core_process_stanza(session, stanza); end
end
if data then
session.data(conn, data);
end
end
function xmppserver.disconnect(conn)
local session = sessions[conn];
if session then
s2s_destroy_session(session);
sessions[conn] = nil;
session = nil;
collectgarbage("collect");
end
end
function xmppserver.register_outgoing(conn, session)
session.direction = "outgoing";
sessions[conn] = session;
session.reset_stream = session_reset_stream;
session_reset_stream(session); -- Initialise, ready for use
-- FIXME: Below function should be session,stanza - and xmlhandlers should use :method() notation to call,
-- this will avoid the useless indirection we have atm
-- (I'm on a mission, no time to fix now)
session.stanza_dispatch = function (stanza) return core_process_stanza(session, stanza); end
end
connlisteners_register("xmppserver", xmppserver);
-- We need to perform some initialisation when a connection is created
-- We also need to perform that same initialisation at other points (SASL, TLS, ...)
-- ...and we need to handle data
-- ...and record all sessions associated with connections
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