prosody
bbed548b4306
plugins/mod_net_multiplex.lua

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plugins/mod_net_multiplex.lua @ 7389:bbed548b4306

mod_bosh: Fix imports that got lost in merge
author Kim Alvefur <zash@zash.se>
date Tue, 19 Apr 2016 17:59:22 +0200
parent 6380:4220ffb87b22
child 7502:021d2b844c51
child 7806:00bca79ae778
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 module:set_global();
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3 local max_buffer_len = module:get_option_number("multiplex_buffer_size", 1024);
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5 local portmanager = require "core.portmanager";
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7 local available_services = {};
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9 local function add_service(service)
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10 local multiplex_pattern = service.multiplex and service.multiplex.pattern;
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11 if multiplex_pattern then
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12 module:log("debug", "Adding multiplex service %q with pattern %q", service.name, multiplex_pattern);
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13 available_services[service] = multiplex_pattern;
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14 else
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15 module:log("debug", "Service %q is not multiplex-capable", service.name);
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16 end
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17 end
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18 module:hook("service-added", function (event) add_service(event.service); end);
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19 module:hook("service-removed", function (event) available_services[event.service] = nil; end);
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21 for service_name, services in pairs(portmanager.get_registered_services()) do
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22 for i, service in ipairs(services) do
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23 add_service(service);
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24 end
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25 end
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27 local buffers = {};
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29 local listener = { default_mode = "*a" };
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31 function listener.onconnect()
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32 end
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34 function listener.onincoming(conn, data)
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35 if not data then return; end
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36 local buf = buffers[conn];
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37 buf = buf and buf..data or data;
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38 for service, multiplex_pattern in pairs(available_services) do
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39 if buf:match(multiplex_pattern) then
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40 module:log("debug", "Routing incoming connection to %s", service.name);
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41 local listener = service.listener;
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42 conn:setlistener(listener);
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43 local onconnect = listener.onconnect;
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44 if onconnect then onconnect(conn) end
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45 return listener.onincoming(conn, buf);
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46 end
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47 end
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48 if #buf > max_buffer_len then -- Give up
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49 conn:close();
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50 else
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51 buffers[conn] = buf;
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52 end
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53 end
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55 function listener.ondisconnect(conn, err)
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56 buffers[conn] = nil; -- warn if no buffer?
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57 end
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58
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59 listener.ondetach = listener.ondisconnect;
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60
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61 module:provides("net", {
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62 name = "multiplex";
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63 config_prefix = "";
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64 listener = listener;
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65 });
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67 module:provides("net", {
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68 name = "multiplex_ssl";
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69 config_prefix = "ssl";
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70 listener = listener;
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71 });