Annotate

net/server.lua @ 13093:93c68c454cb8

mod_c2s,mod_s2s: Fix tag name for SLA (thanks mjk) The (still not published) XEP-xxxx: Stream Limits Advertisement uses the element <max-bytes/> to advertise the maximum octet size of top level stream elements. "size" was probably a leftover of an even earlier version of the (Proto)XEP.
author Kim Alvefur <zash@zash.se>
date Wed, 03 May 2023 18:02:11 +0200
parent 12974:ba409c67353b
child 13166:e6e76f64ebb6
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rev   line source
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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 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 "prosody.util.logger".init("net.server");
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16
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17 local default_backend = "epoll";
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18
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19 local server_type = require "prosody.core.configmanager".get("*", "network_backend") or default_backend;
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20
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21 if require "prosody.core.configmanager".get("*", "use_libevent") then
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22 server_type = "event";
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23 end
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24
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25 if server_type == "event" then
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26 if not pcall(require, "luaevent.core") then
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27 log("error", "libevent not found, falling back to %s", default_backend);
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28 server_type = default_backend;
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29 end
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30 end
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31
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32 local server;
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33 local set_config;
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34 if server_type == "event" then
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35 server = require "prosody.net.server_event";
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36
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37 local defaults = {};
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38 for k,v in pairs(server.cfg) do
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39 defaults[k] = v;
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40 end
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41 function set_config(settings)
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42 local event_settings = {
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43 ACCEPT_DELAY = settings.accept_retry_interval;
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44 ACCEPT_QUEUE = settings.tcp_backlog;
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45 CLEAR_DELAY = settings.event_clear_interval;
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46 CONNECT_TIMEOUT = settings.connect_timeout;
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47 DEBUG = settings.debug;
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48 HANDSHAKE_TIMEOUT = settings.ssl_handshake_timeout;
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49 MAX_CONNECTIONS = settings.max_connections;
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50 MAX_HANDSHAKE_ATTEMPTS = settings.max_ssl_handshake_roundtrips;
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51 MAX_READ_LENGTH = settings.max_receive_buffer_size;
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52 MAX_SEND_LENGTH = settings.max_send_buffer_size;
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53 READ_TIMEOUT = settings.read_timeout;
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54 WRITE_TIMEOUT = settings.send_timeout;
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55 };
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56
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57 for k,default in pairs(defaults) do
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58 server.cfg[k] = event_settings[k] or default;
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59 end
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60 end
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61 elseif server_type == "select" then
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62 -- TODO Remove completely.
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63 log("warn", "select is deprecated, the new default is epoll. For more info see https://prosody.im/doc/network_backend");
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64 server = require "prosody.net.server_select";
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65
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66 local defaults = {};
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67 for k,v in pairs(server.getsettings()) do
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68 defaults[k] = v;
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69 end
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70 function set_config(settings)
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71 local select_settings = {};
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72 for k,default in pairs(defaults) do
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73 select_settings[k] = settings[k] or default;
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74 end
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75 server.changesettings(select_settings);
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76 end
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77 else
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78 server = require("prosody.net.server_"..server_type);
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79 set_config = server.set_config;
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80 if not server.get_backend then
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81 function server.get_backend()
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82 return server_type;
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83 end
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84 end
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85 end
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86
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87 -- If server.hook_signal exists, replace signal.signal()
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88 local has_signal, signal = pcall(require, "prosody.util.signal");
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89 if has_signal then
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90 if server.hook_signal then
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91 function signal.signal(signal_id, handler)
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92 if type(signal_id) == "string" then
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93 signal_id = signal[signal_id:upper()];
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94 end
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95 if type(signal_id) ~= "number" then
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96 return false, "invalid-signal";
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97 end
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98 return server.hook_signal(signal_id, handler);
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99 end
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100 else
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101 server.hook_signal = signal.signal;
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102 end
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103 else
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104 if not server.hook_signal then
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105 server.hook_signal = function()
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106 return false, "signal hooking not supported"
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107 end
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108 end
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109 end
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110
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111 if prosody and set_config then
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112 local config_get = require "prosody.core.configmanager".get;
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113 local function load_config()
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114 local settings = config_get("*", "network_settings") or {};
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115 return set_config(settings);
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116 end
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117 load_config();
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118 prosody.events.add_handler("config-reloaded", load_config);
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119 end
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120
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121 local tls_builder = server.tls_builder;
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122 -- resolving the basedir here avoids util.sslconfig depending on
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Jonas Schäfer <jonas@wielicki.name>
parents: 11764
diff changeset
123 -- prosody.paths.config
2ee27587fec7 net: refactor sslconfig to not depend on LuaSec
Jonas Schäfer <jonas@wielicki.name>
parents: 11764
diff changeset
124 function server.tls_builder()
2ee27587fec7 net: refactor sslconfig to not depend on LuaSec
Jonas Schäfer <jonas@wielicki.name>
parents: 11764
diff changeset
125 return tls_builder(prosody.paths.config or "")
2ee27587fec7 net: refactor sslconfig to not depend on LuaSec
Jonas Schäfer <jonas@wielicki.name>
parents: 11764
diff changeset
126 end
2ee27587fec7 net: refactor sslconfig to not depend on LuaSec
Jonas Schäfer <jonas@wielicki.name>
parents: 11764
diff changeset
127
12974
ba409c67353b net: Prefix module imports with prosody namespace
Kim Alvefur <zash@zash.se>
parents: 12481
diff changeset
128 -- require "prosody.net.server" shall now forever return this,
2136
23c687039652 net.server: Add some comments to explain to waqas how it all works :)
Matthew Wild <mwild1@gmail.com>
parents: 2105
diff changeset
129 -- ie. server_select or server_event as chosen above.
2645
625d02b2a1a0 net.server: Remove redundant commented code and some trailing whitespace
Matthew Wild <mwild1@gmail.com>
parents: 2435
diff changeset
130 return server;