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-- Prosody IM
-- Copyright (C) 2008-2010 Matthew Wild
-- Copyright (C) 2008-2010 Waqas Hussain
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--
local listeners_dir = (CFG_SOURCEDIR or ".").."/net/";
local server = require "net.server";
local log = require "util.logger".init("connlisteners");
local tostring = tostring;
local type = type
local ipairs = ipairs
local dofile, xpcall, error =
dofile, xpcall, error
local debug_traceback = debug.traceback;
module "connlisteners"
local listeners = {};
function register(name, listener)
if listeners[name] and listeners[name] ~= listener then
log("debug", "Listener %s is already registered, not registering any more", name);
return false;
end
listeners[name] = listener;
log("debug", "Registered connection listener %s", name);
return true;
end
function deregister(name)
listeners[name] = nil;
end
function get(name)
local h = listeners[name];
if not h then
local ok, ret = xpcall(function() dofile(listeners_dir..name:gsub("[^%w%-]", "_").."_listener.lua") end, debug_traceback);
if not ok then
log("error", "Error while loading listener '%s': %s", tostring(name), tostring(ret));
return nil, ret;
end
h = listeners[name];
end
return h;
end
function start(name, udata)
local h, err = get(name);
if not h then
error("No such connection module: "..name.. (err and (" ("..err..")") or ""), 0);
end
local interfaces = (udata and udata.interface) or h.default_interface or "*";
if type(interfaces) == "string" then interfaces = {interfaces}; end
local port = (udata and udata.port) or h.default_port or error("Can't start listener "..name.." because no port was specified, and it has no default port", 0);
local mode = (udata and udata.mode) or h.default_mode or 1;
local ssl = (udata and udata.ssl) or nil;
local autossl = udata and udata.type == "ssl";
if autossl and not ssl then
return nil, "no ssl context";
end
ok, err = true, {};
for _, interface in ipairs(interfaces) do
local handler
handler, err[interface] = server.addserver(interface, port, h, mode, autossl and ssl or nil);
ok = ok and handler;
end
return ok, err;
end
return _M;
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