2 -- Copyright (C) 2008-2010 Matthew Wild
3 -- Copyright (C) 2008-2010 Waqas Hussain
5 -- This project is MIT/X11 licensed. Please see the
6 -- COPYING file in the source package for more information.
9 local configmanager = require "core.configmanager";
10 local modulemanager = require "core.modulemanager";
11 local events_new = require "util.events".new;
12 local disco_items = require "util.multitable".new();
15 local jid_split = require "util.jid".split;
16 local uuid_gen = require "util.uuid".generate;
18 local log = require "util.logger".init("hostmanager");
20 local hosts = prosody.hosts;
21 local prosody_events = prosody.events;
22 if not _G.prosody.incoming_s2s then
23 require "core.s2smanager";
25 local incoming_s2s = _G.prosody.incoming_s2s;
26 local core_route_stanza = _G.prosody.core_route_stanza;
28 local pairs, select, rawget = pairs, select, rawget;
29 local tostring, type = tostring, type;
33 local hosts_loaded_once;
35 local function load_enabled_hosts(config)
36 local defined_hosts = config or configmanager.getconfig();
37 local activated_any_host;
39 for host, host_config in pairs(defined_hosts) do
40 if host ~= "*" and host_config.enabled ~= false then
41 if not host_config.component_module then
42 activated_any_host = true;
44 activate(host, host_config);
48 if not activated_any_host then
49 log("error", "No active VirtualHost entries in the config file. This may cause unexpected behaviour as no modules will be loaded.");
52 prosody_events.fire_event("hosts-activated", defined_hosts);
53 hosts_loaded_once = true;
56 prosody_events.add_handler("server-starting", load_enabled_hosts);
58 local function host_send(stanza)
59 local name, type = stanza.name, stanza.attr.type;
60 if type == "error" or (name == "iq" and type == "result") then
61 local dest_host_name = select(2, jid_split(stanza.attr.to));
62 local dest_host = hosts[dest_host_name] or { type = "unknown" };
63 log("warn", "Unhandled response sent to %s host %s: %s", dest_host.type, dest_host_name, tostring(stanza));
66 core_route_stanza(nil, stanza);
69 function activate(host, host_config)
70 if rawget(hosts, host) then return nil, "The host "..host.." is already activated"; end
71 host_config = host_config or configmanager.getconfig()[host];
72 if not host_config then return nil, "Couldn't find the host "..tostring(host).." defined in the current config"; end
73 local host_session = {
76 events = events_new();
77 dialback_secret = configmanager.get(host, "dialback_secret") or uuid_gen();
81 if not host_config.component_module then -- host
82 host_session.type = "local";
83 host_session.sessions = {};
85 host_session.type = "component";
87 hosts[host] = host_session;
88 if not host:match("[@/]") then
89 disco_items:set(host:match("%.(.*)") or "*", host, host_config.name or true);
91 for option_name in pairs(host_config) do
92 if option_name:match("_ports$") or option_name:match("_interface$") then
93 log("warn", "%s: Option '%s' has no effect for virtual hosts - put it in the server-wide section instead", host, option_name);
97 log((hosts_loaded_once and "info") or "debug", "Activated host: %s", host);
98 prosody_events.fire_event("host-activated", host);
102 function deactivate(host, reason)
103 local host_session = hosts[host];
104 if not host_session then return nil, "The host "..tostring(host).." is not activated"; end
105 log("info", "Deactivating host: %s", host);
106 prosody_events.fire_event("host-deactivating", { host = host, host_session = host_session, reason = reason });
108 if type(reason) ~= "table" then
109 reason = { condition = "host-gone", text = tostring(reason or "This server has stopped serving "..host) };
112 -- Disconnect local users, s2s connections
113 -- TODO: These should move to mod_c2s and mod_s2s (how do they know they're being unloaded and not reloaded?)
114 if host_session.sessions then
115 for username, user in pairs(host_session.sessions) do
116 for resource, session in pairs(user.sessions) do
117 log("debug", "Closing connection for %s@%s/%s", username, host, resource);
118 session:close(reason);
122 if host_session.s2sout then
123 for remotehost, session in pairs(host_session.s2sout) do
124 if session.close then
125 log("debug", "Closing outgoing connection to %s", remotehost);
126 if session.srv_hosts then session.srv_hosts = nil; end
127 session:close(reason);
131 for remote_session in pairs(incoming_s2s) do
132 if remote_session.to_host == host then
133 log("debug", "Closing incoming connection from %s", remote_session.from_host or "<unknown>");
134 remote_session:close(reason);
138 -- TODO: This should be done in modulemanager
139 if host_session.modules then
140 for module in pairs(host_session.modules) do
141 modulemanager.unload(host, module);
146 if not host:match("[@/]") then
147 disco_items:remove(host:match("%.(.*)") or "*", host);
149 prosody_events.fire_event("host-deactivated", host);
150 log("info", "Deactivated host: %s", host);
154 function get_children(host)
155 return disco_items:get(host) or NULL;