prosody
7cc2d8a8ae97
net/connlisteners.lua

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net/connlisteners.lua @ 416:7cc2d8a8ae97

Added util-src/hashes.c - support for sha1, sha256 and md5 hashes
author Waqas Hussain <waqas20@gmail.com>
date Wed, 26 Nov 2008 01:46:16 +0500
parent 380:2b22b8eee939
child 467:66f145f5c932
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ba08b8a4eeef Abstract connections with "connection listeners"
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1
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2 local server_add = require "net.server".add;
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3 local log = require "util.logger".init("connlisteners");
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4
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5 local dofile, pcall, error =
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6 dofile, pcall, error
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7
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8 module "connlisteners"
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9
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10 local listeners = {};
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11
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12 function register(name, listener)
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13 if listeners[name] and listeners[name] ~= listener then
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14 log("warning", "Listener %s is already registered, not registering any more", name);
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15 return false;
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16 end
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17 listeners[name] = listener;
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18 log("info", "Registered connection listener %s", name);
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19 return true;
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20 end
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21
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22 function deregister(name)
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23 listeners[name] = nil;
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24 end
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25
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26 function get(name)
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27 local h = listeners[name];
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28 if not h then
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29 pcall(dofile, "net/"..name:gsub("[^%w%-]", "_").."_listener.lua");
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30 h = listeners[name];
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31 end
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32 return h;
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33 end
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34
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35 function start(name, udata)
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36 local h = get(name);
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37 if not h then
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38 error("No such connection module: "..name, 0);
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39 end
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40 return server_add(h,
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41 (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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42 (udata and udata.interface) or "*", (udata and udata.mode) or h.default_mode or 1, (udata and udata.ssl) or nil );
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43 end
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44
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45 return _M;