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net/server.lua @ 10069:6f317e51544d
util.error: Fix traceback due to missing text field
author | Kim Alvefur <zash@zash.se> |
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date | Wed, 10 Jul 2019 17:04:36 +0200 |
parent | 9215:b087b5047f86 |
child | 10853:0107ed6744aa |
rev | line source |
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2925 | 1 -- Prosody IM |
2 -- Copyright (C) 2008-2010 Matthew Wild | |
3 -- Copyright (C) 2008-2010 Waqas Hussain | |
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4 -- |
2925 | 5 -- This project is MIT/X11 licensed. Please see the |
6 -- COPYING file in the source package for more information. | |
7 -- | |
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8 |
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9 if not (prosody and prosody.config_loaded) then |
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10 -- This module only supports loading inside Prosody, outside Prosody |
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11 -- you should directly require net.server_select or server_event, etc. |
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12 error(debug.traceback("Loading outside Prosody or Prosody not yet initialized"), 0); |
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13 end |
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14 |
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15 local log = require "util.logger".init("net.server"); |
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16 local server_type = require "core.configmanager".get("*", "network_backend") or "select"; |
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17 |
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18 if require "core.configmanager".get("*", "use_libevent") then |
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19 server_type = "event"; |
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20 end |
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21 |
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22 if server_type == "event" then |
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23 if not pcall(require, "luaevent.core") then |
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24 log("error", "libevent not found, falling back to select()"); |
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25 server_type = "select" |
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26 end |
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27 end |
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28 |
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29 local server; |
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30 local set_config; |
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31 if server_type == "event" then |
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32 server = require "net.server_event"; |
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33 |
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34 local defaults = {}; |
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35 for k,v in pairs(server.cfg) do |
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36 defaults[k] = v; |
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37 end |
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38 function set_config(settings) |
7543 | 39 local event_settings = { |
40 ACCEPT_DELAY = settings.accept_retry_interval; | |
41 ACCEPT_QUEUE = settings.tcp_backlog; | |
42 CLEAR_DELAY = settings.event_clear_interval; | |
43 CONNECT_TIMEOUT = settings.connect_timeout; | |
44 DEBUG = settings.debug; | |
45 HANDSHAKE_TIMEOUT = settings.ssl_handshake_timeout; | |
46 MAX_CONNECTIONS = settings.max_connections; | |
47 MAX_HANDSHAKE_ATTEMPTS = settings.max_ssl_handshake_roundtrips; | |
48 MAX_READ_LENGTH = settings.max_receive_buffer_size; | |
49 MAX_SEND_LENGTH = settings.max_send_buffer_size; | |
50 READ_TIMEOUT = settings.read_timeout; | |
51 WRITE_TIMEOUT = settings.send_timeout; | |
52 }; | |
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53 |
7543 | 54 for k,default in pairs(defaults) do |
55 server.cfg[k] = event_settings[k] or default; | |
56 end | |
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57 end |
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58 elseif server_type == "select" then |
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59 server = require "net.server_select"; |
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60 |
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61 local defaults = {}; |
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62 for k,v in pairs(server.getsettings()) do |
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63 defaults[k] = v; |
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64 end |
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65 function set_config(settings) |
7543 | 66 local select_settings = {}; |
67 for k,default in pairs(defaults) do | |
68 select_settings[k] = settings[k] or default; | |
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69 end |
7543 | 70 server.changesettings(select_settings); |
71 end | |
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72 else |
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73 server = require("net.server_"..server_type); |
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74 set_config = server.set_config; |
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75 if not server.get_backend then |
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76 function server.get_backend() |
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77 return server_type; |
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78 end |
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79 end |
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80 end |
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81 |
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82 -- If server.hook_signal exists, replace signal.signal() |
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83 local has_signal, signal = pcall(require, "util.signal"); |
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84 if has_signal then |
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85 if server.hook_signal then |
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86 function signal.signal(signal_id, handler) |
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87 if type(signal_id) == "string" then |
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88 signal_id = signal[signal_id:upper()]; |
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89 end |
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90 if type(signal_id) ~= "number" then |
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91 return false, "invalid-signal"; |
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92 end |
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93 return server.hook_signal(signal_id, handler); |
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94 end |
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95 else |
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96 server.hook_signal = signal.signal; |
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97 end |
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98 else |
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99 if not server.hook_signal then |
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100 server.hook_signal = function() |
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101 return false, "signal hooking not supported" |
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102 end |
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103 end |
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104 end |
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105 |
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106 if prosody and set_config then |
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107 local config_get = require "core.configmanager".get; |
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108 local function load_config() |
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109 local settings = config_get("*", "network_settings") or {}; |
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110 return set_config(settings); |
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111 end |
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112 load_config(); |
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113 prosody.events.add_handler("config-reloaded", load_config); |
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114 end |
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115 |
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116 -- require "net.server" shall now forever return this, |
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117 -- ie. server_select or server_event as chosen above. |
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118 return server; |