prosody
e8a00a2ea910

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Software / code / prosody

Changeset

1112:e8a00a2ea910

Merge with 0.4
author Matthew Wild <mwild1@gmail.com>
date Mon, 04 May 2009 19:57:05 +0100
parents 1103:b78b1524eb79 (current diff) 1111:a1cf1d623695 (diff)
children 1119:61a011ebe243
files net/http.lua net/httpserver.lua plugins/mod_bosh.lua
diffstat 9 files changed, 190 insertions(+), 161 deletions(-) [+]
line wrap: on
line diff
--- a/core/modulemanager.lua	Sun May 03 17:24:57 2009 +0100
+++ b/core/modulemanager.lua	Mon May 04 19:57:05 2009 +0100
@@ -28,7 +28,7 @@
 local next = next;
 local rawget = rawget;
 
-local tostring, print = tostring, print;
+local tostring = tostring;
 
 -- We need this to let modules access the real global namespace
 local _G = _G;
--- a/net/http.lua	Sun May 03 17:24:57 2009 +0100
+++ b/net/http.lua	Mon May 04 19:57:05 2009 +0100
@@ -15,7 +15,6 @@
 local log = require "util.logger".init("http");
 local print = function () end
 
-local urlcodes = setmetatable({}, { __index = function (t, k) t[k] = char(tonumber("0x"..k)); return t[k]; end });
 local urlencode = function (s) return s and (s:gsub("%W", function (c) return string.format("%%%02x", c:byte()); end)); end
 
 module "http"
--- a/net/httpserver.lua	Sun May 03 17:24:57 2009 +0100
+++ b/net/httpserver.lua	Mon May 04 19:57:05 2009 +0100
@@ -8,10 +8,9 @@
 local listener;
 
 local t_insert, t_concat = table.insert, table.concat;
-local s_match, s_gmatch, s_char = string.match, string.gmatch;
+local s_match, s_gmatch = string.match, string.gmatch;
 local tonumber, tostring, pairs = tonumber, tostring, pairs;
 
-local urlcodes = setmetatable({}, { __index = function (t, k) t[k] = s_char(tonumber("0x"..k)); return t[k]; end });
 local urlencode = function (s) return s and (s:gsub("%W", function (c) return string.format("%%%x", c:byte()); end)); end
 
 local log = require "util.logger".init("httpserver");
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/net/xmppcomponent_listener.lua	Mon May 04 19:57:05 2009 +0100
@@ -0,0 +1,171 @@
+-- Prosody IM v0.4
+-- Copyright (C) 2008-2009 Matthew Wild
+-- Copyright (C) 2008-2009 Waqas Hussain
+-- 
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
+--
+
+
+local hosts = _G.hosts;
+
+local t_concat = table.concat;
+
+local lxp = require "lxp";
+local logger = require "util.logger";
+local config = require "core.configmanager";
+local eventmanager = require "core.eventmanager";
+local connlisteners = require "net.connlisteners";
+local cm_register_component = require "core.componentmanager".register_component;
+local cm_deregister_component = require "core.componentmanager".deregister_component;
+local uuid_gen = require "util.uuid".generate;
+local sha1 = require "util.hashes".sha1;
+local st = require "util.stanza";
+local init_xmlhandlers = require "core.xmlhandlers";
+
+local sessions = {};
+
+local log = logger.init("componentlistener");
+
+local component_listener = { default_port = 5347; default_mode = "*a"; default_interface = config.get("*", "core", "component_interface") or "127.0.0.1" };
+
+local xmlns_component = 'jabber:component:accept';
+
+--- Callbacks/data for xmlhandlers to handle streams for us ---
+
+local stream_callbacks = { stream_tag = "http://etherx.jabber.org/streams|stream", default_ns = xmlns_component };
+
+function stream_callbacks.error(session, error, data, data2)
+	log("warn", "Error processing component stream: "..tostring(error));
+	if error == "no-stream" then
+		session:close("invalid-namespace");
+	elseif error == "xml-parse-error" and data == "unexpected-element-close" then
+		session.log("warn", "Unexpected close of '%s' tag", data2);
+		session:close("xml-not-well-formed");
+	else
+		session.log("warn", "External component %s XML parse error: %s", tostring(session.host), tostring(error));
+		session:close("xml-not-well-formed");
+	end
+end
+
+function stream_callbacks.streamopened(session, attr)
+	if config.get(attr.to, "core", "component_module") ~= "component" then
+		-- Trying to act as a component domain which 
+		-- hasn't been configured
+		session:close{ condition = "host-unknown", text = tostring(attr.to).." does not match any configured external components" };
+		return;
+	end
+	
+	-- Store the original host (this is used for config, etc.)
+	session.user = attr.to;
+	-- Set the host for future reference
+	session.host = config.get(attr.to, "core", "component_address") or attr.to;
+	-- Note that we don't create the internal component 
+	-- until after the external component auths successfully
+
+	session.streamid = uuid_gen();
+	session.notopen = nil;
+	
+	session.send(st.stanza("stream:stream", { xmlns=xmlns_component,
+			["xmlns:stream"]='http://etherx.jabber.org/streams', id=session.streamid, from=session.host }):top_tag());
+
+end
+
+function stream_callbacks.streamclosed(session)
+	session.send("</stream:stream>");
+	session.notopen = true;
+end
+
+local core_process_stanza = core_process_stanza;
+
+function stream_callbacks.handlestanza(session, stanza)
+	-- Namespaces are icky.
+	if not stanza.attr.xmlns and stanza.name == "handshake" then
+		stanza.attr.xmlns = xmlns_component;
+	end
+	return core_process_stanza(session, stanza);
+end
+
+--- Closing a component connection
+local stream_xmlns_attr = {xmlns='urn:ietf:params:xml:ns:xmpp-streams'};
+local function session_close(session, reason)
+	local log = session.log or log;
+	if session.conn then
+		if reason then
+			if type(reason) == "string" then -- assume stream error
+				log("info", "Disconnecting component, <stream:error> is: %s", reason);
+				session.send(st.stanza("stream:error"):tag(reason, {xmlns = 'urn:ietf:params:xml:ns:xmpp-streams' }));
+			elseif type(reason) == "table" then
+				if reason.condition then
+					local stanza = st.stanza("stream:error"):tag(reason.condition, stream_xmlns_attr):up();
+					if reason.text then
+						stanza:tag("text", stream_xmlns_attr):text(reason.text):up();
+					end
+					if reason.extra then
+						stanza:add_child(reason.extra);
+					end
+					log("info", "Disconnecting component, <stream:error> is: %s", tostring(stanza));
+					session.send(stanza);
+				elseif reason.name then -- a stanza
+					log("info", "Disconnecting component, <stream:error> is: %s", tostring(reason));
+					session.send(reason);
+				end
+			end
+		end
+		session.send("</stream:stream>");
+		session.conn.close();
+		component_listener.disconnect(session.conn, "stream error");
+	end
+end
+
+--- Component connlistener
+function component_listener.listener(conn, data)
+	local session = sessions[conn];
+	if not session then
+		local _send = conn.write;
+		session = { type = "component", conn = conn, send = function (data) return _send(tostring(data)); end };
+		sessions[conn] = session;
+
+		-- Logging functions --
+		
+		local conn_name = "jcp"..tostring(conn):match("[a-f0-9]+$");
+		session.log = logger.init(conn_name);
+		session.close = session_close;
+		
+		session.log("info", "Incoming Jabber component connection");
+		
+		local parser = lxp.new(init_xmlhandlers(session, stream_callbacks), "|");
+		session.parser = parser;
+		
+		session.notopen = true;
+		
+		function session.data(conn, data)
+			local ok, err = parser:parse(data);
+			if ok then return; end
+			session:close("xml-not-well-formed");
+		end
+		
+		session.dispatch_stanza = stream_callbacks.handlestanza;
+		
+	end
+	if data then
+		session.data(conn, data);
+	end
+end
+	
+function component_listener.disconnect(conn, err)
+	local session = sessions[conn];
+	if session then
+		(session.log or log)("info", "component disconnected: %s (%s)", tostring(session.host), tostring(err));
+		if session.host then
+			log("debug", "Deregistering component");
+			cm_deregister_component(session.host);
+			hosts[session.host].connected = nil;
+		end
+		sessions[conn]  = nil;
+		session = nil;
+		collectgarbage("collect");
+	end
+end
+
+connlisteners.register('xmppcomponent', component_listener);
--- a/plugins/mod_bosh.lua	Sun May 03 17:24:57 2009 +0100
+++ b/plugins/mod_bosh.lua	Mon May 04 19:57:05 2009 +0100
@@ -12,7 +12,8 @@
 local fire_event = require "core.eventmanager".fire_event;
 local core_process_stanza = core_process_stanza;
 local st = require "util.stanza";
-local log = require "util.logger".init("bosh");
+local logger = require "util.logger";
+local log = logger.init("mod_bosh");
 local stream_callbacks = { stream_tag = "http://jabber.org/protocol/httpbind|body" };
 local config = require "core.configmanager";
 local xmlns_bosh = "http://jabber.org/protocol/httpbind"; -- (hard-coded into a literal in session.send)
@@ -137,8 +138,10 @@
 		sid = new_uuid();
 		local session = { type = "c2s_unauthed", conn = {}, sid = sid, rid = attr.rid, host = attr.to, bosh_version = attr.ver, bosh_wait = attr.wait, streamid = sid, 
 						bosh_hold = BOSH_DEFAULT_HOLD, bosh_max_inactive = BOSH_DEFAULT_INACTIVITY,
-						requests = { }, send_buffer = {}, reset_stream = bosh_reset_stream, close = bosh_close_stream, dispatch_stanza = core_process_stanza };
+						requests = { }, send_buffer = {}, reset_stream = bosh_reset_stream, close = bosh_close_stream, 
+						dispatch_stanza = core_process_stanza, log = logger.init("bosh"..sid) };
 		sessions[sid] = session;
+		
 		log("info", "New BOSH session, assigned it sid '%s'", sid);
 		local r, send_buffer = session.requests, session.send_buffer;
 		local response = { headers = default_headers }
--- a/plugins/mod_component.lua	Sun May 03 17:24:57 2009 +0100
+++ b/plugins/mod_component.lua	Mon May 04 19:57:05 2009 +0100
@@ -33,74 +33,18 @@
 
 local xmlns_component = 'jabber:component:accept';
 
---- Callbacks/data for xmlhandlers to handle streams for us ---
-
-local stream_callbacks = { stream_tag = "http://etherx.jabber.org/streams|stream", default_ns = xmlns_component };
-
-function stream_callbacks.error(session, error, data, data2)
-	log("warn", "Error processing component stream: "..tostring(error));
-	if error == "no-stream" then
-		session:close("invalid-namespace");
-	elseif error == "xml-parse-error" and data == "unexpected-element-close" then
-		session.log("debug", "Unexpected close of '%s' tag", data2);
-		session:close("xml-not-well-formed");
-	else
-		session.log("debug", "External component %s XML parse error: %s", tostring(session.host), tostring(error));
-		print(data, debug.traceback())
-		session:close("xml-not-well-formed");
-	end
-end
-
-function stream_callbacks.streamopened(session, attr)
-	if config.get(attr.to, "core", "component_module") ~= "component" then
-		-- Trying to act as a component domain which 
-		-- hasn't been configured
-		session:close{ condition = "host-unknown", text = tostring(attr.to).." does not match any configured external components" };
-		return;
-	end
-	
-	-- Store the original host (this is used for config, etc.)
-	session.user = attr.to;
-	-- Set the host for future reference
-	session.host = config.get(attr.to, "core", "component_address") or attr.to;
-	-- Note that we don't create the internal component 
-	-- until after the external component auths successfully
-
-	session.streamid = uuid_gen();
-	session.notopen = nil;
-	
-	session.send(st.stanza("stream:stream", { xmlns=xmlns_component,
-			["xmlns:stream"]='http://etherx.jabber.org/streams', id=session.streamid, from=session.host }):top_tag());
-
-end
-
-function stream_callbacks.streamclosed(session)
-	session.send("</stream:stream>");
-	session.notopen = true;
-end
-
-local core_process_stanza = core_process_stanza;
-
-function stream_callbacks.handlestanza(session, stanza)
-	-- Namespaces are icky.
-	log("warn", "Handing stanza with name %s", stanza.name);
-	if stanza.name ~= "handshake" then
-		return core_process_stanza(session, stanza);
-	else
-		handle_component_auth(session, stanza);
-	end
-end
-
 --- Handle authentication attempts by components
 function handle_component_auth(session, stanza)
+	log("info", "Handling component auth");
 	if (not session.host) or #stanza.tags > 0 then
+		(session.log or log)("warn", "Component handshake invalid");
 		session:close("not-authorized");
 		return;
 	end
 	
 	local secret = config.get(session.user, "core", "component_secret");
 	if not secret then
-		log("warn", "Component attempted to identify as %s, but component_password is not set", session.user);
+		(session.log or log)("warn", "Component attempted to identify as %s, but component_password is not set", session.user);
 		session:close("not-authorized");
 		return;
 	end
@@ -108,18 +52,21 @@
 	local supplied_token = t_concat(stanza);
 	local calculated_token = sha1(session.streamid..secret, true);
 	if supplied_token:lower() ~= calculated_token:lower() then
+		log("info", "Component for %s authentication failed", session.host);
 		session:close{ condition = "not-authorized", text = "Given token does not match calculated token" };
 		return;
 	end
 	
 	
 	-- Authenticated now
+	log("info", "Component authenticated: %s", session.host);
 	
 	-- If component not already created for this host, create one now
 	if not hosts[session.host].connected then
 		local send = session.send;
 		session.component_session = cm_register_component(session.host, function (_, data) return send(data); end);
 		hosts[session.host].connected = true;
+		log("info", "Component successfully registered");
 	else
 		log("error", "Multiple components bound to the same address, first one wins (TODO: Implement stanza distribution)");
 	end
@@ -129,96 +76,3 @@
 end
 
 module:add_handler("component", "handshake", xmlns_component, handle_component_auth);
-
---- Closing a component connection
-local stream_xmlns_attr = {xmlns='urn:ietf:params:xml:ns:xmpp-streams'};
-local function session_close(session, reason)
-	local log = session.log or log;
-	if session.conn then
-		if reason then
-			if type(reason) == "string" then -- assume stream error
-				log("info", "Disconnecting component, <stream:error> is: %s", reason);
-				session.send(st.stanza("stream:error"):tag(reason, {xmlns = 'urn:ietf:params:xml:ns:xmpp-streams' }));
-			elseif type(reason) == "table" then
-				if reason.condition then
-					local stanza = st.stanza("stream:error"):tag(reason.condition, stream_xmlns_attr):up();
-					if reason.text then
-						stanza:tag("text", stream_xmlns_attr):text(reason.text):up();
-					end
-					if reason.extra then
-						stanza:add_child(reason.extra);
-					end
-					log("info", "Disconnecting component, <stream:error> is: %s", tostring(stanza));
-					session.send(stanza);
-				elseif reason.name then -- a stanza
-					log("info", "Disconnecting component, <stream:error> is: %s", tostring(reason));
-					session.send(reason);
-				end
-			end
-		end
-		session.send("</stream:stream>");
-		session.conn.close();
-		component_listener.disconnect(session.conn, "stream error");
-	end
-end
-
---- Component connlistener
-function component_listener.listener(conn, data)
-	local session = sessions[conn];
-	if not session then
-		local _send = conn.write;
-		session = { type = "component", conn = conn, send = function (data) return _send(tostring(data)); end };
-		sessions[conn] = session;
-
-		-- Logging functions --
-		
-		local conn_name = "xep114-"..tostring(conn):match("[a-f0-9]+$");
-		session.log = logger.init(conn_name);
-		session.close = session_close;
-		
-		session.log("info", "Incoming XEP-0114 connection");
-		
-		local parser = lxp.new(init_xmlhandlers(session, stream_callbacks), "|");
-		session.parser = parser;
-		
-		session.notopen = true;
-		
-		function session.data(conn, data)
-			local ok, err = parser:parse(data);
-			if ok then return; end
-			session:close("xml-not-well-formed");
-		end
-		
-		session.dispatch_stanza = stream_callbacks.handlestanza;
-		
-	end
-	if data then
-		session.data(conn, data);
-	end
-end
-	
-function component_listener.disconnect(conn, err)
-	local session = sessions[conn];
-	if session then
-		(session.log or log)("info", "component disconnected: %s (%s)", tostring(session.host), tostring(err));
-		if session.host then
-			log("debug", "deregistering component");
-			cm_deregister_component(session.host);
-			hosts[session.host].connected = nil;
-		end
-		sessions[conn]  = nil;
-		session = nil;
-		collectgarbage("collect");
-	end
-end
-
-connlisteners.register('component', component_listener);
-
-module:add_event_hook("server-started", 
-	function ()
-		if _G.net_activate_ports then
-			_G.net_activate_ports("component", "component", {5437}, "tcp");
-		else
-			error("No net_activate_ports: Using an incompatible version of Prosody?");
-		end
-	end);
--- a/prosody	Sun May 03 17:24:57 2009 +0100
+++ b/prosody	Mon May 04 19:57:05 2009 +0100
@@ -156,6 +156,7 @@
 
 net_activate_ports("c2s", "xmppclient", {5222}, (global_ssl_ctx and "tls") or "tcp");
 net_activate_ports("s2s", "xmppserver", {5269}, "tcp");
+net_activate_ports("component", "xmppcomponent", {}, "tcp");
 net_activate_ports("legacy_ssl", "xmppclient", {}, "ssl");
 
 if cl.get("console") then
--- a/util/multitable.lua	Sun May 03 17:24:57 2009 +0100
+++ b/util/multitable.lua	Mon May 04 19:57:05 2009 +0100
@@ -56,7 +56,7 @@
 		return;
 	end
 	if k then
-		v = t[k];
+		local v = t[k];
 		if v then
 			r(v, n+1, _end, ...);
 			if not next(v) then
@@ -96,7 +96,7 @@
 		return;
 	end
 	if k then
-		v = t[k];
+		local v = t[k];
 		if v then
 			s(v, n+1, results, _end, ...);
 		end
--- a/util/serialization.lua	Sun May 03 17:24:57 2009 +0100
+++ b/util/serialization.lua	Mon May 04 19:57:05 2009 +0100
@@ -14,6 +14,8 @@
 local error = error;
 local pairs = pairs;
 
+local debug_traceback = debug.traceback;
+local log = require "util.logger".init("serialization");
 module "serialization"
 
 local indent = function(i)
@@ -50,7 +52,7 @@
 	elseif type(o) == "boolean" then
 		func(t, (o and "true" or "false"));
 	else
-		error("cannot serialize a " .. type(o))
+		log("warn", "cannot serialize a %s: %s", type(o), debug_traceback())
 	end
 end