net.server_select: Remove socket.sleep call from main loop

[prosody.git] / net / server.lua

diff --git a/net/server.lua b/net/server.lua
index e0d4b85a971e6131c74d7fd7d872d95c917eb180..a753a19c8056e7fb7e75c6d6c13ac3ffab0d02cd 100644 (file)
--- a/net/server.lua
+++ b/net/server.lua
@@ -1,41 +1,74 @@
 -- Prosody IM
 -- Copyright (C) 2008-2010 Matthew Wild
 -- Copyright (C) 2008-2010 Waqas Hussain
--- 
+--
 -- This project is MIT/X11 licensed. Please see the
 -- COPYING file in the source package for more information.
 --
 
-local use_luaevent = require "core.configmanager".get("*", "core", "use_libevent");
+local server_type = prosody and require "core.configmanager".get("*", "network_backend") or "select";
+if prosody and require "core.configmanager".get("*", "use_libevent") then
+       server_type = "event";
+end
 
-if use_luaevent then
-       use_luaevent = pcall(require, "luaevent.core");
-       if not use_luaevent then
+if server_type == "event" then
+       if not pcall(require, "luaevent.core") then
                log("error", "libevent not found, falling back to select()");
+               server_type = "select"
        end
 end
 
 local server;
-
-if use_luaevent then
+local set_config;
+if server_type == "event" then
        server = require "net.server_event";
-       -- util.timer requires "net.server", so instead of having
-       -- Lua look for, and load us again (causing a loop) - set this here
-       -- (usually it isn't set until we return, look down there...)
-       package.loaded["net.server"] = server;
-       
-       -- Backwards compatibility for timers, addtimer
-       -- called a function roughly every second
-       local add_task = require "util.timer".add_task;
-       function server.addtimer(f)
-               return add_task(1, function (...) f(...); return 1; end);
-       end
-       
-       -- Overwrite signal.signal() because we need to ask libevent to
-       -- handle them instead
-       local ok, signal = pcall(require, "util.signal");
-       if ok and signal then
-               local _signal_signal = signal.signal;
+
+       local defaults = {};
+       for k,v in pairs(server.cfg) do
+               defaults[k] = v;
+       end
+       function set_config(settings)
+               local event_settings = {
+                       ACCEPT_DELAY = settings.event_accept_retry_interval;
+                       ACCEPT_QUEUE = settings.tcp_backlog;
+                       CLEAR_DELAY = settings.event_clear_interval;
+                       CONNECT_TIMEOUT = settings.connect_timeout;
+                       DEBUG = settings.debug;
+                       HANDSHAKE_TIMEOUT = settings.ssl_handshake_timeout;
+                       MAX_CONNECTIONS = settings.max_connections;
+                       MAX_HANDSHAKE_ATTEMPTS = settings.max_ssl_handshake_roundtrips;
+                       MAX_READ_LENGTH = settings.max_receive_buffer_size;
+                       MAX_SEND_LENGTH = settings.max_send_buffer_size;
+                       READ_TIMEOUT = settings.read_timeout;
+                       WRITE_TIMEOUT = settings.send_timeout;
+               };
+
+               for k,default in pairs(defaults) do
+                       server.cfg[k] = event_settings[k] or default;
+               end
+       end
+elseif server_type == "select" then
+       server = require "net.server_select";
+
+       local defaults = {};
+       for k,v in pairs(server.getsettings()) do
+               defaults[k] = v;
+       end
+       function set_config(settings)
+               local select_settings = {};
+               for k,default in pairs(defaults) do
+                       select_settings[k] = settings[k] or default;
+               end
+               server.changesettings(select_settings);
+       end
+else
+       error("Unsupported server type")
+end
+
+-- If server.hook_signal exists, replace signal.signal()
+local has_signal, signal = pcall(require, "util.signal");
+if has_signal then
+       if server.hook_signal then
                function signal.signal(signal_id, handler)
                        if type(signal_id) == "string" then
                                signal_id = signal[signal_id:upper()];
@@ -45,10 +78,25 @@ if use_luaevent then
                        end
                        return server.hook_signal(signal_id, handler);
                end
+       else
+               server.hook_signal = signal.signal;
        end
 else
-       server = require "net.server_select";
-       package.loaded["net.server"] = server;
+       if not server.hook_signal then
+               server.hook_signal = function()
+                       return false, "signal hooking not supported"
+               end
+       end
+end
+
+if prosody then
+       local config_get = require "core.configmanager".get;
+       local function load_config()
+               local settings = config_get("*", "network_settings") or {};
+               return set_config(settings);
+       end
+       load_config();
+       prosody.events.add_handler("config-reloaded", load_config);
 end
 
 -- require "net.server" shall now forever return this,