prosody
f2a7ad099e01
net/server.lua

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net/server.lua @ 6581:f2a7ad099e01

Merge 0.10->trunk
author Matthew Wild <mwild1@gmail.com>
date Tue, 24 Feb 2015 15:22:34 +0000
parent 6485:4224abbf0fdd
child 7099:8e64e7b82928
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Matthew Wild <mwild1@gmail.com>
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 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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9 local server_type = prosody and require "core.configmanager".get("*", "network_backend") or "select";
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10 if prosody and require "core.configmanager".get("*", "use_libevent") then
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11 server_type = "event";
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12 end
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13
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14 if server_type == "event" then
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15 if not pcall(require, "luaevent.core") then
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16 log("error", "libevent not found, falling back to select()");
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17 server_type = "select"
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18 end
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19 end
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20
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21 local server;
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22 local set_config;
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23 if server_type == "event" then
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24 server = require "net.server_event";
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25
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26 local defaults = {};
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27 for k,v in pairs(server.cfg) do
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28 defaults[k] = v;
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29 end
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30 function set_config(settings)
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31 local event_settings = {
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32 ACCEPT_DELAY = settings.event_accept_retry_interval;
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33 ACCEPT_QUEUE = settings.tcp_backlog;
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34 CLEAR_DELAY = settings.event_clear_interval;
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35 CONNECT_TIMEOUT = settings.connect_timeout;
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36 DEBUG = settings.debug;
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37 HANDSHAKE_TIMEOUT = settings.ssl_handshake_timeout;
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38 MAX_CONNECTIONS = settings.max_connections;
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39 MAX_HANDSHAKE_ATTEMPTS = settings.max_ssl_handshake_roundtrips;
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40 MAX_READ_LENGTH = settings.max_receive_buffer_size;
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41 MAX_SEND_LENGTH = settings.max_send_buffer_size;
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42 READ_TIMEOUT = settings.read_timeout;
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43 WRITE_TIMEOUT = settings.send_timeout;
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44 };
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45
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46 for k,default in pairs(defaults) do
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47 server.cfg[k] = event_settings[k] or default;
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48 end
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49 end
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50 elseif server_type == "select" then
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51 server = require "net.server_select";
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52
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53 local defaults = {};
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54 for k,v in pairs(server.getsettings()) do
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55 defaults[k] = v;
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56 end
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57 function set_config(settings)
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58 local select_settings = {};
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59 for k,default in pairs(defaults) do
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60 select_settings[k] = settings[k] or default;
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61 end
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62 server.changesettings(select_settings);
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63 end
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64 else
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65 error("Unsupported server type")
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66 end
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67
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68 -- If server.hook_signal exists, replace signal.signal()
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69 local has_signal, signal = pcall(require, "util.signal");
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70 if has_signal then
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71 if server.hook_signal then
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72 function signal.signal(signal_id, handler)
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73 if type(signal_id) == "string" then
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74 signal_id = signal[signal_id:upper()];
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75 end
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76 if type(signal_id) ~= "number" then
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77 return false, "invalid-signal";
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78 end
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79 return server.hook_signal(signal_id, handler);
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80 end
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81 else
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82 server.hook_signal = signal.signal;
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83 end
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84 else
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85 if not server.hook_signal then
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86 server.hook_signal = function()
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87 return false, "signal hooking not supported"
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88 end
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89 end
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90 end
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91
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92 if prosody then
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93 local config_get = require "core.configmanager".get;
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94 local function load_config()
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95 local settings = config_get("*", "network_settings") or {};
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96 return set_config(settings);
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97 end
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98 load_config();
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99 prosody.events.add_handler("config-reloaded", load_config);
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100 end
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101
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102 -- require "net.server" shall now forever return this,
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103 -- ie. server_select or server_event as chosen above.
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104 return server;