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-- 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 prosody = _G.prosody;
local log = require "util.logger".init("componentmanager");
local certmanager = require "core.certmanager";
local configmanager = require "core.configmanager";
local modulemanager = require "core.modulemanager";
local jid_split = require "util.jid".split;
local fire_event = prosody.events.fire_event;
local events_new = require "util.events".new;
local st = require "util.stanza";
local prosody, hosts = prosody, prosody.hosts;
local uuid_gen = require "util.uuid".generate;
local pairs, setmetatable, type, tostring = pairs, setmetatable, type, tostring;
local components = {};
module "componentmanager"
local function default_component_handler(origin, stanza)
log("warn", "Stanza being handled by default component; bouncing error for: %s", stanza:top_tag());
if stanza.attr.type ~= "error" and stanza.attr.type ~= "result" then
origin.send(st.error_reply(stanza, "wait", "service-unavailable", "Component unavailable"));
end
end
function create_component(host, component, events)
-- TODO check for host well-formedness
return { type = "component", host = host, s2sout = {},
events = events or events_new(),
dialback_secret = configmanager.get(host, "core", "dialback_secret") or uuid_gen(),
disallow_s2s = configmanager.get(host, "core", "disallow_s2s"); };
end
function register_component(host, component)
if not hosts[host] or hosts[host].type == 'component' then
local old_events = hosts[host] and hosts[host].events;
components[host] = component;
hosts[host] = create_component(host, component, old_events);
-- Add events object if not already one
if not hosts[host].events then
hosts[host].events = old_events or events_new();
end
if not hosts[host].dialback_secret then
hosts[host].dialback_secret = configmanager.get(host, "core", "dialback_secret") or uuid_gen();
end
modulemanager.load(host, "dialback");
modulemanager.load(host, "tls");
log("debug", "component added: "..host);
return hosts[host];
else
log("error", "Attempt to set component for existing host: "..host);
end
end
function deregister_component(host)
if components[host] then
modulemanager.unload(host, "tls");
modulemanager.unload(host, "dialback");
local host_config = configmanager.getconfig()[host];
if host_config and ((host_config.core.enabled == nil or host_config.core.enabled) and type(host_config.core.component_module) == "string") then
-- Set default handler
components[host] = default_component_handler;
else
-- Component not in config, or disabled, remove
hosts[host] = nil; -- FIXME do proper unload of all modules and other cleanup before removing
components[host] = nil;
end
log("debug", "component removed: "..host);
return true;
else
log("error", "Attempt to remove component for non-existing host: "..host);
end
end
return _M;
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