author | Matthew Wild <mwild1@gmail.com> |
Sat, 18 Apr 2009 14:18:50 +0100 | |
changeset 1004 | 0c3ea09d6d6e |
parent 986 | ebd94ad97b75 |
child 1041 | 07835534d996 |
child 1064 | 3e945c3938ad |
permissions | -rw-r--r-- |
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-- Prosody IM v0.4 |
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-- Copyright (C) 2008-2009 Matthew Wild |
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-- Copyright (C) 2008-2009 Waqas Hussain |
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-- |
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-- This project is MIT/X11 licensed. Please see the |
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-- COPYING file in the source package for more information. |
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-- |
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local log = require "util.logger".init("componentmanager"); |
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local configmanager = require "core.configmanager"; |
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local eventmanager = require "core.eventmanager"; |
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local modulemanager = require "core.modulemanager"; |
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local core_route_stanza = core_route_stanza; |
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local jid_split = require "util.jid".split; |
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local st = require "util.stanza"; |
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local hosts = hosts; |
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local pairs, type, tostring = pairs, type, tostring; |
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local components = {}; |
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local disco_items = require "util.multitable".new(); |
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local NULL = {}; |
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require "core.discomanager".addDiscoItemsHandler("*host", function(reply, to, from, node) |
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if #node == 0 and hosts[to] then |
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for jid in pairs(disco_items:get(to) or NULL) do |
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reply:tag("item", {jid = jid}):up(); |
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end |
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return true; |
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end |
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end); |
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require "core.eventmanager".add_event_hook("server-starting", function () core_route_stanza = _G.core_route_stanza; end); |
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module "componentmanager" |
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local function default_component_handler(origin, stanza) |
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log("warn", "Stanza being handled by default component, bouncing error"); |
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if stanza.attr.type ~= "error" then |
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core_route_stanza(nil, st.error_reply(stanza, "wait", "service-unavailable", "Component unavailable")); |
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end |
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end |
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function load_enabled_components(config) |
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local defined_hosts = config or configmanager.getconfig(); |
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for host, host_config in pairs(defined_hosts) do |
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if host ~= "*" and ((host_config.core.enabled == nil or host_config.core.enabled) and type(host_config.core.component_module) == "string") then |
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hosts[host] = { type = "component", host = host, connected = false, s2sout = {} }; |
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components[host] = default_component_handler; |
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local ok, err = modulemanager.load(host, host_config.core.component_module); |
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if not ok then |
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log("error", "Error loading %s component %s: %s", tostring(host_config.core.component_module), tostring(host), tostring(err)); |
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else |
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log("info", "Activated %s component: %s", host_config.core.component_module, host); |
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end |
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end |
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end |
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end |
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eventmanager.add_event_hook("server-starting", load_enabled_components); |
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function handle_stanza(origin, stanza) |
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local node, host = jid_split(stanza.attr.to); |
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local component = nil; |
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if not component then component = components[stanza.attr.to]; end -- hack to allow hooking node@server/resource and server/resource |
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if not component then component = components[node.."@"..host]; end -- hack to allow hooking node@server |
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if not component then component = components[host]; end |
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if component then |
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log("debug", "%s stanza being handled by component: %s", stanza.name, host); |
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component(origin, stanza, hosts[host]); |
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else |
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log("error", "Component manager recieved a stanza for a non-existing component: " .. stanza.attr.to); |
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end |
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core.componentmanager: Refactor a little to make XEP-0114 plugin a little simpler
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end |
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function create_component(host, component) |
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-- TODO check for host well-formedness |
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local session = session or { type = "component", host = host, connected = true, s2sout = {} }; |
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return session; |
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end |
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function register_component(host, component, session) |
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if not hosts[host] or (hosts[host].type == 'component' and not hosts[host].connected) then |
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components[host] = component; |
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hosts[host] = session or create_component(host, component); |
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-- add to disco_items |
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if not(host:find("@", 1, true) or host:find("/", 1, true)) and host:find(".", 1, true) then |
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disco_items:set(host:sub(host:find(".", 1, true)+1), host, true); |
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end |
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-- FIXME only load for a.b.c if b.c has dialback, and/or check in config |
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modulemanager.load(host, "dialback"); |
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log("debug", "component added: "..host); |
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return session or hosts[host]; |
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else |
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log("error", "Attempt to set component for existing host: "..host); |
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end |
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end |
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function deregister_component(host) |
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if components[host] then |
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106 |
modulemanager.unload(host, "dialback"); |
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107 |
host.connected = nil; |
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108 |
local host_config = configmanager.getconfig()[host]; |
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109 |
if host_config and ((host_config.core.enabled == nil or host_config.core.enabled) and type(host_config.core.component_module) == "string") then |
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110 |
-- Set default handler |
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111 |
components[host] = default_component_handler; |
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112 |
else |
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113 |
-- Component not in config, or disabled, remove |
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114 |
hosts[host] = nil; |
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115 |
components[host] = nil; |
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116 |
end |
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-- remove from disco_items |
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118 |
if not(host:find("@", 1, true) or host:find("/", 1, true)) and host:find(".", 1, true) then |
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119 |
disco_items:remove(host:sub(host:find(".", 1, true)+1), host); |
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120 |
end |
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121 |
log("debug", "component removed: "..host); |
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122 |
return true; |
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123 |
else |
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log("error", "Attempt to remove component for non-existing host: "..host); |
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125 |
end |
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126 |
end |
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127 |
|
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128 |
function set_component_handler(host, handler) |
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components[host] = handler; |
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130 |
end |
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131 |
|
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132 |
return _M; |