prosody
b1885732e979
net/connlisteners.lua

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net/connlisteners.lua @ 758:b1885732e979

GPL->MIT!
author Matthew Wild <mwild1@gmail.com>
date Fri, 30 Jan 2009 17:22:56 +0000
parent 739:1def06cd9311
child 759:5cccfb5da6cb
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4ae3e81513f3 0.1 -> 0.2
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1 -- Prosody IM v0.2
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2 -- Copyright (C) 2008 Matthew Wild
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3 -- Copyright (C) 2008 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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11 local listeners_dir = (CFG_SOURCEDIR or ".").."/net/";
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12 local server = require "net.server";
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13 local log = require "util.logger".init("connlisteners");
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14
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15 local dofile, pcall, error =
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16 dofile, pcall, error
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17
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18 module "connlisteners"
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19
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20 local listeners = {};
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21
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22 function register(name, listener)
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23 if listeners[name] and listeners[name] ~= listener then
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24 log("warn", "Listener %s is already registered, not registering any more", name);
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25 return false;
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26 end
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27 listeners[name] = listener;
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28 log("info", "Registered connection listener %s", name);
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29 return true;
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30 end
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31
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32 function deregister(name)
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33 listeners[name] = nil;
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34 end
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36 function get(name)
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37 local h = listeners[name];
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38 if not h then
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39 local ok, ret = pcall(dofile, listeners_dir..name:gsub("[^%w%-]", "_").."_listener.lua");
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40 if not ok then return nil, ret; end
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41 h = listeners[name];
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42 end
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43 return h;
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44 end
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45
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46 function start(name, udata)
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47 local h, err = get(name);
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48 if not h then
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49 error("No such connection module: "..name.. (err and (" ("..err..")") or ""), 0);
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50 end
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51
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52 if udata then
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53 if (udata.type == "ssl" or udata.type == "tls") and not udata.ssl then
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54 error("No SSL context supplied for a "..tostring(udata.type):upper().." connection!", 0);
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55 elseif udata.ssl and udata.type == "tcp" then
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56 error("SSL context supplied for a TCP connection!", 0);
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57 end
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58 end
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59
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60 return server.addserver(h,
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61 (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),
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62 (udata and udata.interface) or "*", (udata and udata.mode) or h.default_mode or 1, (udata and udata.ssl) or nil, 99999999, udata and udata.type == "ssl");
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63 end
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65 return _M;