X-Git-Url: https://git.enpas.org/?a=blobdiff_plain;f=core%2Fcomponentmanager.lua;h=d76b78495ad092010e034d75002b6fb50bd3e62d;hb=34215744d79b2fcf146b69a59007d104085dff4a;hp=159311673ce45f8f800ab76b84efee6e57b342a4;hpb=d52279cd1b65d33ac6df5c348711d0e0b76857ab;p=prosody.git

diff --git a/core/componentmanager.lua b/core/componentmanager.lua
index 15931167..d76b7849 100644
--- a/core/componentmanager.lua
+++ b/core/componentmanager.lua
@@ -1,4 +1,4 @@
--- Prosody IM v0.3
+-- Prosody IM v0.4
 -- Copyright (C) 2008-2009 Matthew Wild
 -- Copyright (C) 2008-2009 Waqas Hussain
 -- 
@@ -13,26 +13,50 @@ local log = require "util.logger".init("componentmanager");
 local configmanager = require "core.configmanager";
 local eventmanager = require "core.eventmanager";
 local modulemanager = require "core.modulemanager";
+local core_route_stanza = core_route_stanza;
 local jid_split = require "util.jid".split;
+local st = require "util.stanza";
 local hosts = hosts;
 
 local pairs, type, tostring = pairs, type, tostring;
 
 local components = {};
 
+local disco_items = require "util.multitable".new();
+local NULL = {};
+require "core.discomanager".addDiscoItemsHandler("*host", function(reply, to, from, node)
+	if #node == 0 and hosts[to] then
+		for jid in pairs(disco_items:get(to) or NULL) do
+			reply:tag("item", {jid = jid}):up();
+		end
+		return true;
+	end
+end);
+
+require "core.eventmanager".add_event_hook("server-starting", function () core_route_stanza = _G.core_route_stanza; end);
+
 module "componentmanager"
 
+local function default_component_handler(origin, stanza)
+	log("warn", "Stanza being handled by default component, bouncing error");
+	if stanza.attr.type ~= "error" then
+		core_route_stanza(nil, st.error_reply(stanza, "wait", "service-unavailable", "Component unavailable"));
+	end
+end
+
+local components_loaded_once;
 function load_enabled_components(config)
 	local defined_hosts = config or configmanager.getconfig();
 		
 	for host, host_config in pairs(defined_hosts) do
 		if host ~= "*" and ((host_config.core.enabled == nil or host_config.core.enabled) and type(host_config.core.component_module) == "string") then
 			hosts[host] = { type = "component", host = host, connected = false, s2sout = {} };
+			components[host] = default_component_handler;
 			local ok, err = modulemanager.load(host, host_config.core.component_module);
 			if not ok then
 				log("error", "Error loading %s component %s: %s", tostring(host_config.core.component_module), tostring(host), tostring(err));
 			else
-				log("info", "Activated %s component: %s", host_config.core.component_module, host);
+				log("debug", "Activated %s component: %s", host_config.core.component_module, host);
 			end
 		end
 	end
@@ -47,7 +71,7 @@ function handle_stanza(origin, stanza)
 	if not component then component = components[node.."@"..host]; end -- hack to allow hooking node@server
 	if not component then component = components[host]; end
 	if component then
-		log("debug", "stanza being handled by component: "..host);
+		log("debug", "%s stanza being handled by component: %s", stanza.name, host);
 		component(origin, stanza, hosts[host]);
 	else
 		log("error", "Component manager recieved a stanza for a non-existing component: " .. stanza.attr.to);
@@ -55,16 +79,18 @@ function handle_stanza(origin, stanza)
 end
 
 function create_component(host, component)
-		-- TODO check for host well-formedness
-		session = session or { type = "component", host = host, connected = true, s2sout = {}, send = component };
-		return session;
+	-- TODO check for host well-formedness
+	return { type = "component", host = host, connected = true, s2sout = {} };
 end
 
 function register_component(host, component, session)
 	if not hosts[host] or (hosts[host].type == 'component' and not hosts[host].connected) then
 		components[host] = component;
 		hosts[host] = session or create_component(host, component);
-		
+		-- add to disco_items
+		if not(host:find("@", 1, true) or host:find("/", 1, true)) and host:find(".", 1, true) then
+			disco_items:set(host:sub(host:find(".", 1, true)+1), host, true);
+		end
 		-- FIXME only load for a.b.c if b.c has dialback, and/or check in config
 		modulemanager.load(host, "dialback");
 		log("debug", "component added: "..host);
@@ -77,8 +103,20 @@ end
 function deregister_component(host)
 	if components[host] then
 		modulemanager.unload(host, "dialback");
-		components[host] = nil;
-		hosts[host] = nil;
+		hosts[host].connected = nil;
+		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;
+			components[host] = nil;
+		end
+		-- remove from disco_items
+		if not(host:find("@", 1, true) or host:find("/", 1, true)) and host:find(".", 1, true) then
+			disco_items:remove(host:sub(host:find(".", 1, true)+1), host);
+		end
 		log("debug", "component removed: "..host);
 		return true;
 	else
@@ -86,4 +124,8 @@ function deregister_component(host)
 	end
 end
 
+function set_component_handler(host, handler)
+	components[host] = handler;
+end
+
 return _M;