diff options
42 files changed, 1869 insertions, 1082 deletions
@@ -28,9 +28,11 @@ install: prosody.install prosodyctl.install prosody.cfg.lua.install util/encodin install -m644 net/* $(SOURCE)/net install -m644 util/* $(SOURCE)/util install -m644 fallbacks/* $(SOURCE)/fallbacks - install -m644 plugins/* $(MODULES) + install -m644 plugins/*.lua $(MODULES) + install -d $(MODULES)/muc + install -m644 plugins/muc/* $(MODULES)/muc install -m644 certs/* $(CONFIG)/certs - install -m644 plugins/* $(MODULES) + install -m644 plugins/*.lua $(MODULES) install -m644 man/prosodyctl.man $(MAN)/man1/prosodyctl.1 test -e $(CONFIG)/prosody.cfg.lua || install -m644 prosody.cfg.lua.install $(CONFIG)/prosody.cfg.lua test -e prosody.version && install prosody.version $(SOURCE)/prosody.version || true diff --git a/core/componentmanager.lua b/core/componentmanager.lua index 08868236..80b3fc58 100644 --- a/core/componentmanager.lua +++ b/core/componentmanager.lua @@ -6,18 +6,14 @@ -- COPYING file in the source package for more information. -- - - local prosody = prosody; local log = require "util.logger".init("componentmanager"); local configmanager = require "core.configmanager"; local modulemanager = require "core.modulemanager"; -local core_route_stanza = core_route_stanza; local jid_split = require "util.jid".split; local events_new = require "util.events".new; local st = require "util.stanza"; local hosts = hosts; -local serialize = require "util.serialization".serialize local pairs, type, tostring = pairs, type, tostring; @@ -25,27 +21,16 @@ 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); - -prosody.events.add_handler("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")); + if stanza.attr.type ~= "error" and stanza.attr.type ~= "result" then + origin.send(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(); @@ -76,7 +61,7 @@ function handle_stanza(origin, stanza) 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 or serialize(stanza))); + log("error", "Component manager recieved a stanza for a non-existing component: "..tostring(stanza)); end end @@ -138,4 +123,8 @@ function set_component_handler(host, handler) components[host] = handler; end +function get_children(host) + return disco_items:get(host) or NULL; +end + return _M; diff --git a/core/configmanager.lua b/core/configmanager.lua index b7ee605f..1fbe83b8 100644 --- a/core/configmanager.lua +++ b/core/configmanager.lua @@ -68,7 +68,7 @@ function load(filename, format) if parsers[format] and parsers[format].load then local f, err = io.open(filename); if f then - local ok, err = parsers[format].load(f:read("*a")); + local ok, err = parsers[format].load(f:read("*a"), filename); f:close(); if ok then eventmanager.fire_event("config-reloaded", { filename = filename, format = format }); @@ -99,7 +99,7 @@ do local loadstring, pcall, setmetatable = _G.loadstring, _G.pcall, _G.setmetatable; local setfenv, rawget, tostring = _G.setfenv, _G.rawget, _G.tostring; parsers.lua = {}; - function parsers.lua.load(data) + function parsers.lua.load(data, filename) local env; -- The ' = true' are needed so as not to set off __newindex when we assign the functions below env = setmetatable({ Host = true; host = true; Component = true, component = true, @@ -139,7 +139,7 @@ do local f, err = io.open(file); if f then local data = f:read("*a"); - local ok, err = parsers.lua.load(data); + local ok, err = parsers.lua.load(data, file); if not ok then error(err:gsub("%[string.-%]", file), 0); end end if not f then error("Error loading included "..file..": "..err, 0); end @@ -147,7 +147,7 @@ do end env.include = env.Include; - local chunk, err = loadstring(data); + local chunk, err = loadstring(data, "@"..filename); if not chunk then return nil, err; diff --git a/core/discomanager.lua b/core/discomanager.lua deleted file mode 100644 index 742907dd..00000000 --- a/core/discomanager.lua +++ /dev/null @@ -1,66 +0,0 @@ --- Prosody IM --- 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 helper = require "util.discohelper".new(); -local hosts = hosts; -local jid_split = require "util.jid".split; -local jid_bare = require "util.jid".bare; -local usermanager_user_exists = require "core.usermanager".user_exists; -local rostermanager_is_contact_subscribed = require "core.rostermanager".is_contact_subscribed; -local print = print; - -do - helper:addDiscoInfoHandler("*host", function(reply, to, from, node) - if hosts[to] then - reply:tag("identity", {category="server", type="im", name="Prosody"}):up(); - return true; - end - end); - helper:addDiscoInfoHandler("*node", function(reply, to, from, node) - local node, host = jid_split(to); - if hosts[host] and rostermanager_is_contact_subscribed(node, host, jid_bare(from)) then - reply:tag("identity", {category="account", type="registered"}):up(); - return true; - end - end); - helper:addDiscoItemsHandler("*host", function(reply, to, from, node) - if hosts[to] and hosts[to].type == "local" then - return true; - end - end); -end - -module "discomanager" - -function handle(stanza) - return helper:handle(stanza); -end - -function addDiscoItemsHandler(jid, func) - return helper:addDiscoItemsHandler(jid, func); -end - -function addDiscoInfoHandler(jid, func) - return helper:addDiscoInfoHandler(jid, func); -end - -function set(plugin, var, origin) - -- TODO handle origin and host based on plugin. - local handler = function(reply, to, from, node) -- service discovery - if #node == 0 then - reply:tag("feature", {var = var}):up(); - return true; - end - end - addDiscoInfoHandler("*node", handler); - addDiscoInfoHandler("*host", handler); -end - -return _M; diff --git a/core/modulemanager.lua b/core/modulemanager.lua index 250551ed..6bc8e285 100644 --- a/core/modulemanager.lua +++ b/core/modulemanager.lua @@ -6,13 +6,10 @@ -- COPYING file in the source package for more information. -- - - local plugin_dir = CFG_PLUGINDIR or "./plugins/"; local logger = require "util.logger"; local log = logger.init("modulemanager"); -local addDiscoInfoHandler = require "core.discomanager".addDiscoInfoHandler; local eventmanager = require "core.eventmanager"; local config = require "core.configmanager"; local multitable_new = require "util.multitable".new; @@ -50,8 +47,6 @@ local handler_info = {}; local modulehelpers = setmetatable({}, { __index = _G }); -local features_table = multitable_new(); -local identities_table = multitable_new(); local handler_table = multitable_new(); local hooked = multitable_new(); local hooks = multitable_new(); @@ -171,8 +166,6 @@ function unload(host, name, ...) end end modulemap[host][name] = nil; - features_table:remove(host, name); - identities_table:remove(host, name); local params = handler_table:get(host, name); -- , {module.host, origin_type, tag, xmlns} for _, param in pairs(params or NULL) do local handlers = stanza_handlers:get(param[1], param[2], param[3], param[4]); @@ -328,50 +321,11 @@ function api:add_iq_handler(origin_type, xmlns, handler) self:add_handler(origin_type, "iq", xmlns, handler); end -addDiscoInfoHandler("*host", function(reply, to, from, node) - if #node == 0 then - local done = {}; - for module, identities in pairs(identities_table:get(to) or NULL) do -- for each module - for identity, attr in pairs(identities) do - if not done[identity] then - reply:tag("identity", attr):up(); -- TODO cache - done[identity] = true; - end - end - end - for module, identities in pairs(identities_table:get("*") or NULL) do -- for each module - for identity, attr in pairs(identities) do - if not done[identity] then - reply:tag("identity", attr):up(); -- TODO cache - done[identity] = true; - end - end - end - for module, features in pairs(features_table:get(to) or NULL) do -- for each module - for feature in pairs(features) do - if not done[feature] then - reply:tag("feature", {var = feature}):up(); -- TODO cache - done[feature] = true; - end - end - end - for module, features in pairs(features_table:get("*") or NULL) do -- for each module - for feature in pairs(features) do - if not done[feature] then - reply:tag("feature", {var = feature}):up(); -- TODO cache - done[feature] = true; - end - end - end - return next(done) ~= nil; - end -end); - function api:add_feature(xmlns) - features_table:set(self.host, self.name, xmlns, true); + self:add_item("feature", xmlns); end -function api:add_identity(category, type) - identities_table:set(self.host, self.name, category.."\0"..type, {category = category, type = type}); +function api:add_identity(category, type, name) + self:add_item("identity", {category = category, type = type, name = name}); end local event_hook = function(host, mod_name, event_name, ...) @@ -418,6 +372,42 @@ function api:require(lib) return f(); end +function api:get_option(name, default_value) + return config.get(self.host, self.name, name) or config.get(self.host, "core", name) or default_value; +end + +local t_remove = _G.table.remove; +local module_items = multitable_new(); +function api:add_item(key, value) + self.items = self.items or {}; + self.items[key] = self.items[key] or {}; + t_insert(self.items[key], value); + self:fire_event("item-added/"..key, {source = self, item = value}); +end +function api:remove_item(key, value) + local t = self.items and self.items[key] or NULL; + for i = #t,1,-1 do + if t[i] == value then + t_remove(self.items[key], i); + self:fire_event("item-removed/"..key, {source = self, item = value}); + return value; + end + end +end + +function api:get_host_items(key) + local result = {}; + for mod_name, module in pairs(modulemap[self.host]) do + module = module.module; + if module.items then + for _, item in ipairs(module.items[key] or NULL) do + t_insert(result, item); + end + end + end + return result; +end + -------------------------------------------------------------------- local actions = {}; diff --git a/core/s2smanager.lua b/core/s2smanager.lua index e11b305a..daf2c871 100644 --- a/core/s2smanager.lua +++ b/core/s2smanager.lua @@ -128,6 +128,7 @@ function new_incoming(conn) end open_sessions = open_sessions + 1; local w, log = conn.write, logger_init("s2sin"..tostring(conn):match("[a-f0-9]+$")); + session.log = log; session.sends2s = function (t) log("debug", "sending: %s", tostring(t)); w(tostring(t)); end incoming_s2s[session] = true; add_task(connect_timeout, function () diff --git a/core/sessionmanager.lua b/core/sessionmanager.lua index 1b1b36df..59f0eadf 100644 --- a/core/sessionmanager.lua +++ b/core/sessionmanager.lua @@ -19,7 +19,8 @@ local full_sessions = full_sessions; local bare_sessions = bare_sessions; local modulemanager = require "core.modulemanager"; -local log = require "util.logger".init("sessionmanager"); +local logger = require "util.logger"; +local log = logger.init("sessionmanager"); local error = error; local uuid_generate = require "util.uuid".generate; local rm_load_roster = require "core.rostermanager".load_roster; @@ -50,6 +51,9 @@ function new_session(conn) local w = conn.write; session.send = function (t) w(tostring(t)); end session.ip = conn.ip(); + local conn_name = "c2s"..tostring(conn):match("[a-f0-9]+$"); + session.log = logger.init(conn_name); + return session; end diff --git a/core/usermanager.lua b/core/usermanager.lua index bd7772ca..6c36fa29 100644 --- a/core/usermanager.lua +++ b/core/usermanager.lua @@ -1,7 +1,7 @@ -- Prosody IM -- 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. -- @@ -23,6 +23,7 @@ module "usermanager" function validate_credentials(host, username, password, method) log("debug", "User '%s' is being validated", username); local credentials = datamanager.load(username, host, "accounts") or {}; + if method == nil then method = "PLAIN"; end if method == "PLAIN" and credentials.password then -- PLAIN, do directly if password == credentials.password then @@ -30,7 +31,7 @@ function validate_credentials(host, username, password, method) else return nil, "Auth failed. Invalid username or password."; end - end + end -- must do md5 -- make credentials md5 local pwd = credentials.password; @@ -49,6 +50,10 @@ function validate_credentials(host, username, password, method) end end +function get_password(username, host) + return (datamanager.load(username, host, "accounts") or {}).password +end + function user_exists(username, host) return datamanager.load(username, host, "accounts") ~= nil; -- FIXME also check for empty credentials end @@ -58,13 +63,11 @@ function create_user(username, password, host) end function get_supported_methods(host) - local methods = {["PLAIN"] = true}; -- TODO this should be taken from the config - methods["DIGEST-MD5"] = true; - return methods; + return {["PLAIN"] = true, ["DIGEST-MD5"] = true}; -- TODO this should be taken from the config end function is_admin(jid) - local admins = config.get("*", "core", "admins") or {}; + local admins = config.get("*", "core", "admins"); if type(admins) == "table" then jid = jid_bare(jid); for _,admin in ipairs(admins) do diff --git a/net/httpserver.lua b/net/httpserver.lua index 57c8eede..56dfe04e 100644 --- a/net/httpserver.lua +++ b/net/httpserver.lua @@ -61,7 +61,7 @@ local function send_response(request, response) end else -- Response we have is just a string (the body) - log("debug", "Sending response to %s: %s", request.id or "<none>", response or "<none>"); + log("debug", "Sending 200 response to %s", request.id or "<none>"); resp = { "HTTP/1.0 200 OK\r\n" }; t_insert(resp, "Connection: close\r\n"); @@ -89,9 +89,6 @@ local function call_callback(request, err) end callback = (request.server and request.server.handlers[base]) or default_handler; - if callback == default_handler then - log("debug", "Default callback for this request (base: "..tostring(base)..")") - end end if callback then if err then @@ -251,6 +248,10 @@ function new(params) end end +function set_default_handler(handler) + default_handler = handler; +end + function new_from_config(ports, default_base, handle_request) for _, options in ipairs(ports) do local port, base, ssl, interface = 5280, default_base, false, nil; diff --git a/net/server.lua b/net/server.lua index 971ea553..66272ccc 100644 --- a/net/server.lua +++ b/net/server.lua @@ -246,7 +246,7 @@ wrapserver = function( listeners, socket, ip, serverport, pattern, sslctx, maxco _socketlist[ socket ] = nil
handler = nil
socket = nil
- mem_free( )
+ --mem_free( )
out_put "server.lua: closed server handler and removed sockets from list"
end
handler.ip = function( )
@@ -374,7 +374,7 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport handler = nil
end
socket = nil
- mem_free( )
+ --mem_free( )
if server then
server.remove( )
end
@@ -566,7 +566,7 @@ wrapconnection = function( server, listeners, socket, ip, serverport, clientport socket, err = ssl_wrap( socket, sslctx ) -- wrap socket
if err then
out_put( "server.lua: ssl error: ", tostring(err) )
- mem_free( )
+ --mem_free( )
return nil, nil, err -- fatal error
end
socket:settimeout( 0 )
@@ -671,7 +671,7 @@ closesocket = function( socket ) _readlistlen = removesocket( _readlist, socket, _readlistlen )
_socketlist[ socket ] = nil
socket:close( )
- mem_free( )
+ --mem_free( )
end
----------------------------------// PUBLIC //--
@@ -740,7 +740,7 @@ closeall = function( ) _sendlist = { }
_timerlist = { }
_socketlist = { }
- mem_free( )
+ --mem_free( )
end
getsettings = function( )
diff --git a/net/xmppclient_listener.lua b/net/xmppclient_listener.lua index ce7788c7..6cea43f2 100644 --- a/net/xmppclient_listener.lua +++ b/net/xmppclient_listener.lua @@ -61,6 +61,7 @@ local function session_reset_stream(session) function session.data(conn, data) local ok, err = parser:parse(data); if ok then return; end + log("debug", "Received invalid XML (%s) %d bytes: %s", tostring(err), #data, data:sub(1, 300):gsub("[\r\n]+", " ")); session:close("xml-not-well-formed"); end @@ -100,7 +101,7 @@ local function session_close(session, reason) end session.send("</stream:stream>"); session.conn.close(); - xmppclient.disconnect(session.conn, (reason and reason.condition) or reason or "session closed"); + xmppclient.disconnect(session.conn, (reason and (reason.text or reason.condition)) or reason or "session closed"); end end @@ -113,11 +114,6 @@ function xmppclient.listener(conn, data) session = sm_new_session(conn); sessions[conn] = session; - -- Logging functions -- - - local conn_name = "c2s"..tostring(conn):match("[a-f0-9]+$"); - session.log = logger.init(conn_name); - session.log("info", "Client connected"); -- Client is using legacy SSL (otherwise mod_tls sets this flag) diff --git a/net/xmppserver_listener.lua b/net/xmppserver_listener.lua index 81d26526..6a196446 100644 --- a/net/xmppserver_listener.lua +++ b/net/xmppserver_listener.lua @@ -61,6 +61,7 @@ local function session_reset_stream(session) function session.data(conn, data) local ok, err = parser:parse(data); if ok then return; end + log("debug", "Received invalid XML (%s) %d bytes: %s", tostring(err), #data, data:sub(1, 300):gsub("[\r\n]+", " ")); session:close("xml-not-well-formed"); end @@ -113,12 +114,6 @@ function xmppserver.listener(conn, data) session = s2s_new_incoming(conn); sessions[conn] = session; - -- Logging functions -- - - - local conn_name = "s2sin"..tostring(conn):match("[a-f0-9]+$"); - session.log = logger.init(conn_name); - session.log("info", "Incoming s2s connection"); session.reset_stream = session_reset_stream; diff --git a/plugins/mod_bosh.lua b/plugins/mod_bosh.lua index 743ebdef..e310be28 100644 --- a/plugins/mod_bosh.lua +++ b/plugins/mod_bosh.lua @@ -6,7 +6,6 @@ -- COPYING file in the source package for more information. -- - module.host = "*" -- Global module local hosts = _G.hosts; @@ -22,17 +21,18 @@ local core_process_stanza = core_process_stanza; local st = require "util.stanza"; 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) +local stream_callbacks = { stream_tag = "http://jabber.org/protocol/httpbind|body", default_ns = xmlns_bosh }; -local BOSH_DEFAULT_HOLD = tonumber(config.get("*", "core", "bosh_default_hold")) or 1; -local BOSH_DEFAULT_INACTIVITY = tonumber(config.get("*", "core", "bosh_max_inactivity")) or 60; -local BOSH_DEFAULT_POLLING = tonumber(config.get("*", "core", "bosh_max_polling")) or 5; -local BOSH_DEFAULT_REQUESTS = tonumber(config.get("*", "core", "bosh_max_requests")) or 2; -local BOSH_DEFAULT_MAXPAUSE = tonumber(config.get("*", "core", "bosh_max_pause")) or 300; +local BOSH_DEFAULT_HOLD = tonumber(module:get_option("bosh_default_hold")) or 1; +local BOSH_DEFAULT_INACTIVITY = tonumber(module:get_option("bosh_max_inactivity")) or 60; +local BOSH_DEFAULT_POLLING = tonumber(module:get_option("bosh_max_polling")) or 5; +local BOSH_DEFAULT_REQUESTS = tonumber(module:get_option("bosh_max_requests")) or 2; +local BOSH_DEFAULT_MAXPAUSE = tonumber(module:get_option("bosh_max_pause")) or 300; local default_headers = { ["Content-Type"] = "text/xml; charset=utf-8" }; +local session_close_reply = { headers = default_headers, body = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate" }), attr = {} }; local t_insert, t_remove, t_concat = table.insert, table.remove, table.concat; local os_time = os.time; @@ -112,11 +112,9 @@ end local function bosh_reset_stream(session) session.notopen = true; end -local session_close_reply = { headers = default_headers, body = st.stanza("body", { xmlns = xmlns_bosh, type = "terminate" }), attr = {} }; local function bosh_close_stream(session, reason) (session.log or log)("info", "BOSH client disconnected"); session_close_reply.attr.condition = reason; - local session_close_reply = tostring(session_close_reply); for _, held_request in ipairs(session.requests) do held_request:send(session_close_reply); held_request:destroy(); @@ -144,7 +142,7 @@ function stream_callbacks.streamopened(request, attr) -- New session 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, + local session = { type = "c2s_unauthed", conn = {}, sid = sid, rid = tonumber(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, log = logger.init("bosh"..sid), secure = request.secure }; @@ -209,6 +207,21 @@ function stream_callbacks.streamopened(request, attr) return; end + if session.rid then + local rid = tonumber(attr.rid); + local diff = rid - session.rid; + if diff > 1 then + session.log("warn", "rid too large (means a request was lost). Last rid: %d New rid: %s", session.rid, attr.rid); + elseif diff <= 0 then + -- Repeated, ignore + session.log("debug", "rid repeated (on request %s), ignoring: %d", request.id, session.rid); + request.notopen = nil; + t_insert(session.requests, request); + return; + end + session.rid = rid; + end + if attr.type == "terminate" then -- Client wants to end this session session:close(); @@ -275,7 +288,7 @@ function on_timer() end end -local ports = config.get(module.host, "core", "bosh_ports") or { 5280 }; +local ports = module:get_option("bosh_ports") or { 5280 }; httpserver.new_from_config(ports, "http-bind", handle_request); server.addtimer(on_timer); diff --git a/plugins/mod_compression.lua b/plugins/mod_compression.lua new file mode 100644 index 00000000..f1cae737 --- /dev/null +++ b/plugins/mod_compression.lua @@ -0,0 +1,122 @@ +-- Prosody IM +-- Copyright (C) 2009 Tobias Markmann +-- +-- This project is MIT/X11 licensed. Please see the +-- COPYING file in the source package for more information. +-- + +local st = require "util.stanza"; +local zlib = require "zlib"; +local pcall = pcall; + +local xmlns_compression_feature = "http://jabber.org/features/compress" +local xmlns_compression_protocol = "http://jabber.org/protocol/compress" +local compression_stream_feature = st.stanza("compression", {xmlns=xmlns_compression_feature}):tag("method"):text("zlib"):up(); + +local compression_level = module:get_option("compression_level"); + +-- if not defined assume admin wants best compression +if compression_level == nil then compression_level = 9 end; + +compression_level = tonumber(compression_level); +if not compression_level or compression_level < 1 or compression_level > 9 then + module:log("warn", "Invalid compression level in config: %s", tostring(compression_level)); + module:log("warn", "Module loading aborted. Compression won't be available."); + return; +end + +module:add_event_hook("stream-features", + function (session, features) + if not session.compressed then + -- FIXME only advertise compression support when TLS layer has no compression enabled + features:add_child(compression_stream_feature); + end + end +); + +-- TODO Support compression on S2S level too. +module:add_handler({"c2s_unauthed", "c2s"}, "compress", xmlns_compression_protocol, + function(session, stanza) + -- fail if we are already compressed + if session.compressed then + local error_st = st.stanza("failure", {xmlns=xmlns_compression_protocol}):tag("unsupported-method"); + session.send(error_st); + session:log("warn", "Tried to establish another compression layer."); + end + + -- checking if the compression method is supported + local method = stanza:child_with_name("method")[1]; + if method == "zlib" then + session.log("info", method.." compression selected."); + session.send(st.stanza("compressed", {xmlns=xmlns_compression_protocol})); + session:reset_stream(); + + -- create deflate and inflate streams + local status, deflate_stream = pcall(zlib.deflate, compression_level); + if status == false then + local error_st = st.stanza("failure", {xmlns=xmlns_compression_protocol}):tag("setup-failed"); + session.send(error_st); + session:log("error", "Failed to create zlib.deflate filter."); + module:log("error", deflate_stream); + return + end + + local status, inflate_stream = pcall(zlib.inflate); + if status == false then + local error_st = st.stanza("failure", {xmlns=xmlns_compression_protocol}):tag("setup-failed"); + session.send(error_st); + session:log("error", "Failed to create zlib.deflate filter."); + module:log("error", inflate_stream); + return + end + + -- setup compression for session.w + local old_send = session.send; + + session.send = function(t) + local status, compressed, eof = pcall(deflate_stream, tostring(t), 'sync'); + if status == false then + session:close({ + condition = "undefined-condition"; + text = compressed; + extra = st.stanza("failure", {xmlns="http://jabber.org/protocol/compress"}):tag("processing-failed"); + }); + module:log("warn", compressed); + return; + end + old_send(compressed); + end; + + -- setup decompression for session.data + local function setup_decompression(session) + local old_data = session.data + session.data = function(conn, data) + local status, decompressed, eof = pcall(inflate_stream, data); + if status == false then + session:close({ + condition = "undefined-condition"; + text = decompressed; + extra = st.stanza("failure", {xmlns="http://jabber.org/protocol/compress"}):tag("processing-failed"); + }); + module:log("warn", decompressed); + return; + end + old_data(conn, decompressed); + end; + end + setup_decompression(session); + + local session_reset_stream = session.reset_stream; + session.reset_stream = function(session) + session_reset_stream(session); + setup_decompression(session); + return true; + end; + session.compressed = true; + else + session.log("info", method.." compression selected. But we don't support it."); + local error_st = st.stanza("failure", {xmlns=xmlns_compression_protocol}):tag("unsupported-method"); + session.send(error_st); + end + end +); diff --git a/plugins/mod_console.lua b/plugins/mod_console.lua index 716c2525..e8d31ceb 100644 --- a/plugins/mod_console.lua +++ b/plugins/mod_console.lua @@ -70,6 +70,9 @@ function console_listener.listener(conn, data) if data:match("^>") then data = data:gsub("^>", ""); useglobalenv = true; + elseif data == "\004" then + commands["bye"](session, data); + return; else local command = data:lower(); command = data:match("^%w+") or data:match("%p"); @@ -205,7 +208,8 @@ end -- Anything in def_env will be accessible within the session as a global variable def_env.server = {}; -function def_env.server:reload() + +function def_env.server:insane_reload() prosody.unlock_globals(); dofile "prosody" prosody = _G.prosody; @@ -230,6 +234,11 @@ function def_env.server:uptime() minutes, (minutes ~= 1 and "s") or "", os.date("%c", prosody.start_time)); end +function def_env.server:shutdown(reason) + prosody.shutdown(reason); + return true, "Shutdown initiated"; +end + def_env.module = {}; local function get_hosts_set(hosts, module) @@ -333,6 +342,11 @@ function def_env.config:get(host, section, key) return true, tostring(config_get(host, section, key)); end +function def_env.config:reload() + local ok, err = prosody.reload_config(); + return ok, (ok and "Config reloaded (you may need to reload modules to take effect)") or tostring(err); +end + def_env.hosts = {}; function def_env.hosts:list() for host, host_session in pairs(hosts) do @@ -359,7 +373,12 @@ end function def_env.c2s:show(match_jid) local print, count = self.session.print, 0; + local curr_host; show_c2s(function (jid, session) + if curr_host ~= session.host then + curr_host = session.host; + print(curr_host); + end if (not match_jid) or jid:match(match_jid) then count = count + 1; local status, priority = "unavailable", tostring(session.priority or "-"); @@ -371,7 +390,7 @@ function def_env.c2s:show(match_jid) status = "available"; end end - print(jid.." - "..status.."("..priority..")"); + print(" "..jid.." - "..status.."("..priority..")"); end end); return true, "Total: "..count.." clients"; diff --git a/plugins/mod_disco.lua b/plugins/mod_disco.lua index 00ea01d8..06b29f0e 100644 --- a/plugins/mod_disco.lua +++ b/plugins/mod_disco.lua @@ -6,16 +6,47 @@ -- COPYING file in the source package for more information. -- +local componentmanager_get_children = require "core.componentmanager".get_children; +local st = require "util.stanza" - -local discomanager_handle = require "core.discomanager".handle; - +module:add_identity("server", "im", "Prosody"); -- FIXME should be in the non-existing mod_router module:add_feature("http://jabber.org/protocol/disco#info"); module:add_feature("http://jabber.org/protocol/disco#items"); -module:add_iq_handler({"c2s", "s2sin"}, "http://jabber.org/protocol/disco#info", function (session, stanza) - session.send(discomanager_handle(stanza)); +module:hook("iq/host/http://jabber.org/protocol/disco#info:query", function(event) + local origin, stanza = event.origin, event.stanza; + if stanza.attr.type ~= "get" then return; end + local node = stanza.tags[1].attr.node; + if node and node ~= "" then return; end -- TODO fire event? + + local reply = st.reply(stanza):query("http://jabber.org/protocol/disco#info"); + local done = {}; + for _,identity in ipairs(module:get_host_items("identity")) do + local identity_s = identity.category.."\0"..identity.type; + if not done[identity_s] then + reply:tag("identity", identity):up(); + done[identity_s] = true; + end + end + for _,feature in ipairs(module:get_host_items("feature")) do + if not done[feature] then + reply:tag("feature", {var=feature}):up(); + done[feature] = true; + end + end + origin.send(reply); + return true; end); -module:add_iq_handler({"c2s", "s2sin"}, "http://jabber.org/protocol/disco#items", function (session, stanza) - session.send(discomanager_handle(stanza)); +module:hook("iq/host/http://jabber.org/protocol/disco#items:query", function(event) + local origin, stanza = event.origin, event.stanza; + if stanza.attr.type ~= "get" then return; end + local node = stanza.tags[1].attr.node; + if node and node ~= "" then return; end -- TODO fire event? + + local reply = st.reply(stanza):query("http://jabber.org/protocol/disco#items"); + for jid in pairs(componentmanager_get_children(module.host)) do + reply:tag("item", {jid = jid}):up(); + end + origin.send(reply); + return true; end); diff --git a/plugins/mod_httpserver.lua b/plugins/mod_httpserver.lua index 73357f1b..72a4506a 100644 --- a/plugins/mod_httpserver.lua +++ b/plugins/mod_httpserver.lua @@ -11,45 +11,51 @@ local httpserver = require "net.httpserver"; local open = io.open; local t_concat = table.concat; -local check_http_path; local http_base = config.get("*", "core", "http_path") or "www_files"; -local response_403 = { status = "403 Forbidden", body = "<h1>Invalid URL</h1>Sorry, we couldn't find what you were looking for :(" }; +local response_400 = { status = "400 Bad Request", body = "<h1>Bad Request</h1>Sorry, we didn't understand your request :(" }; local response_404 = { status = "404 Not Found", body = "<h1>Page Not Found</h1>Sorry, we couldn't find what you were looking for :(" }; -local http_path = { http_base }; -local function handle_request(method, body, request) - local path = check_http_path(request.url.path:gsub("^/[^/]+%.*", "")); - if not path then - return response_403; +local function preprocess_path(path) + if path:sub(1,1) ~= "/" then + path = "/"..path; end - http_path[2] = path; - local f, err = open(t_concat(http_path), "r"); - if not f then return response_404; end - local data = f:read("*a"); - f:close(); - return data; -end - -local ports = config.get(module.host, "core", "http_ports") or { 5280 }; -httpserver.new_from_config(ports, "files", handle_request); - -function check_http_path(url) - if url:sub(1,1) ~= "/" then - url = "/"..url; - end - local level = 0; - for part in url:gmatch("%/([^/]+)") do - if part == ".." then + for component in path:gmatch("([^/]+)/") do + if component == ".." then level = level - 1; - elseif part ~= "." then + elseif component ~= "." then level = level + 1; end if level < 0 then return nil; end end - return url; + return path; end + +function serve_file(path) + local f, err = open(http_base..path, "r"); + if not f then return response_404; end + local data = f:read("*a"); + f:close(); + return data; +end + +local function handle_file_request(method, body, request) + local path = preprocess_path(request.url.path); + if not path then return response_400; end + path = path:gsub("^/[^/]+", ""); -- Strip /files/ + return serve_file(path); +end + +local function handle_default_request(method, body, request) + local path = preprocess_path(request.url.path); + if not path then return response_400; end + return serve_file(path); +end + +local ports = config.get(module.host, "core", "http_ports") or { 5280 }; +httpserver.set_default_handler(handle_default_request); +httpserver.new_from_config(ports, "files", handle_file_request); diff --git a/plugins/mod_legacyauth.lua b/plugins/mod_legacyauth.lua index 25967b33..4d0d7ca1 100644 --- a/plugins/mod_legacyauth.lua +++ b/plugins/mod_legacyauth.lua @@ -11,8 +11,7 @@ local st = require "util.stanza"; local t_concat = table.concat; -local config = require "core.configmanager"; -local secure_auth_only = config.get(module:get_host(), "core", "require_encryption"); +local secure_auth_only = module:get_option("require_encryption"); local sessionmanager = require "core.sessionmanager"; local usermanager = require "core.usermanager"; @@ -45,14 +44,12 @@ module:add_iq_handler("c2s_unauthed", "jabber:iq:auth", :tag("username"):up() :tag("password"):up() :tag("resource"):up()); - return true; else username, password, resource = t_concat(username), t_concat(password), t_concat(resource); username = nodeprep(username); resource = resourceprep(resource) local reply = st.reply(stanza); - require "core.usermanager" - if username and resource and usermanager.validate_credentials(session.host, username, password) then + if usermanager.validate_credentials(session.host, username, password) then -- Authentication successful! local success, err = sessionmanager.make_authenticated(session, username); if success then @@ -69,15 +66,9 @@ module:add_iq_handler("c2s_unauthed", "jabber:iq:auth", end end session.send(st.reply(stanza)); - return true; else - local reply = st.reply(stanza); - reply.attr.type = "error"; - reply:tag("error", { code = "401", type = "auth" }) - :tag("not-authorized", { xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas" }); - session.send(reply); - return true; + session.send(st.error_reply(stanza, "auth", "not-authorized")); end end - + return true; end); diff --git a/plugins/mod_offline.lua b/plugins/mod_offline.lua index c9acf9e6..c74d011e 100644 --- a/plugins/mod_offline.lua +++ b/plugins/mod_offline.lua @@ -10,7 +10,8 @@ local datamanager = require "util.datamanager";
local st = require "util.stanza";
local datetime = require "util.datetime";
-local ipairs = ipairs;
+local ipairs = ipairs; +local jid_split = require "util.jid".split;
module:add_feature("msgoffline");
diff --git a/plugins/mod_pep.lua b/plugins/mod_pep.lua index e07759f0..842f1fce 100644 --- a/plugins/mod_pep.lua +++ b/plugins/mod_pep.lua @@ -25,7 +25,7 @@ local data = {}; local recipients = {}; local hash_map = {}; -module:add_identity("pubsub", "pep"); +module:add_identity("pubsub", "pep", "Prosody"); module:add_feature("http://jabber.org/protocol/pubsub#publish"); local function publish(session, node, item) diff --git a/plugins/mod_posix.lua b/plugins/mod_posix.lua index 0f46888d..5f7dfc5b 100644 --- a/plugins/mod_posix.lua +++ b/plugins/mod_posix.lua @@ -17,19 +17,45 @@ if type(signal) == "string" then module:log("warn", "Couldn't load signal library, won't respond to SIGTERM"); end -local config_get = require "core.configmanager".get; local logger_set = require "util.logger".setwriter; local prosody = _G.prosody; module.host = "*"; -- we're a global module +-- Allow switching away from root, some people like strange ports. +module:add_event_hook("server-started", function () + local uid = module:get_option("setuid"); + local gid = module:get_option("setgid"); + if gid then + local success, msg = pposix.setgid(gid); + if success then + module:log("debug", "Changed group to "..gid.." successfully."); + else + module:log("error", "Failed to change group to "..gid..". Error: "..msg); + prosody.shutdown("Failed to change group to "..gid); + end + end + if uid then + local success, msg = pposix.setuid(uid); + if success then + module:log("debug", "Changed user to "..uid.." successfully."); + else + module:log("error", "Failed to change user to "..uid..". Error: "..msg); + prosody.shutdown("Failed to change user to "..uid); + end + end + end); + -- Don't even think about it! module:add_event_hook("server-starting", function () - if pposix.getuid() == 0 and not config_get("*", "core", "run_as_root") then - module:log("error", "Danger, Will Robinson! Prosody doesn't need to be run as root, so don't do it!"); - module:log("error", "For more information on running Prosody as root, see http://prosody.im/doc/root"); - prosody.shutdown("Refusing to run as root"); + local suid = module:get_option("setuid"); + if not suid or suid == 0 or suid == "root" then + if pposix.getuid() == 0 and not module:get_option("run_as_root") then + module:log("error", "Danger, Will Robinson! Prosody doesn't need to be run as root, so don't do it!"); + module:log("error", "For more information on running Prosody as root, see http://prosody.im/doc/root"); + prosody.shutdown("Refusing to run as root"); + end end end); @@ -46,7 +72,7 @@ local function write_pidfile() if pidfile_written then remove_pidfile(); end - local pidfile = config_get("*", "core", "pidfile"); + local pidfile = module:get_option("pidfile"); if pidfile then local pf, err = io.open(pidfile, "w+"); if not pf then @@ -76,7 +102,7 @@ function syslog_sink_maker(config) end require "core.loggingmanager".register_sink_type("syslog", syslog_sink_maker); -if not config_get("*", "core", "no_daemonize") then +if not module:get_option("no_daemonize") then local function daemonize_server() local ok, ret = pposix.daemonize(); if not ok then diff --git a/plugins/mod_register.lua b/plugins/mod_register.lua index 383ab811..0cb8d771 100644 --- a/plugins/mod_register.lua +++ b/plugins/mod_register.lua @@ -9,7 +9,6 @@ local hosts = _G.hosts; local st = require "util.stanza"; -local config = require "core.configmanager"; local datamanager = require "util.datamanager"; local usermanager_user_exists = require "core.usermanager".user_exists; local usermanager_create_user = require "core.usermanager".create_user; @@ -90,16 +89,16 @@ module:add_iq_handler("c2s", "jabber:iq:register", function (session, stanza) end); local recent_ips = {}; -local min_seconds_between_registrations = config.get(module.host, "core", "min_seconds_between_registrations"); -local whitelist_only = config.get(module.host, "core", "whitelist_registration_only"); -local whitelisted_ips = config.get(module.host, "core", "registration_whitelist") or { "127.0.0.1" }; -local blacklisted_ips = config.get(module.host, "core", "registration_blacklist") or {}; +local min_seconds_between_registrations = module:get_option("min_seconds_between_registrations"); +local whitelist_only = module:get_option("whitelist_registration_only"); +local whitelisted_ips = module:get_option("registration_whitelist") or { "127.0.0.1" }; +local blacklisted_ips = module:get_option("registration_blacklist") or {}; for _, ip in ipairs(whitelisted_ips) do whitelisted_ips[ip] = true; end for _, ip in ipairs(blacklisted_ips) do blacklisted_ips[ip] = true; end module:add_iq_handler("c2s_unauthed", "jabber:iq:register", function (session, stanza) - if config.get(module.host, "core", "allow_registration") == false then + if module:get_option("allow_registration") == false then session.send(st.error_reply(stanza, "cancel", "service-unavailable")); elseif stanza.tags[1].name == "query" then local query = stanza.tags[1]; diff --git a/plugins/mod_roster.lua b/plugins/mod_roster.lua index 8f25ed64..7ca22aa1 100644 --- a/plugins/mod_roster.lua +++ b/plugins/mod_roster.lua @@ -24,7 +24,7 @@ module:add_feature("jabber:iq:roster"); local rosterver_stream_feature = st.stanza("ver", {xmlns="urn:xmpp:features:rosterver"}):tag("optional"):up(); module:add_event_hook("stream-features", - function (session, features) + function (session, features) if session.username then features:add_child(rosterver_stream_feature); end diff --git a/plugins/mod_saslauth.lua b/plugins/mod_saslauth.lua index 32269221..6051bf9d 100644 --- a/plugins/mod_saslauth.lua +++ b/plugins/mod_saslauth.lua @@ -12,9 +12,13 @@ local st = require "util.stanza"; local sm_bind_resource = require "core.sessionmanager".bind_resource; local sm_make_authenticated = require "core.sessionmanager".make_authenticated; local base64 = require "util.encodings".base64; + local nodeprep = require "util.encodings".stringprep.nodeprep; local datamanager_load = require "util.datamanager".load; local usermanager_validate_credentials = require "core.usermanager".validate_credentials; +local usermanager_get_supported_methods = require "core.usermanager".get_supported_methods; +local usermanager_user_exists = require "core.usermanager".user_exists; +local usermanager_get_password = require "core.usermanager".get_password; local t_concat, t_insert = table.concat, table.insert; local tostring = tostring; local jid_split = require "util.jid".split @@ -57,29 +61,43 @@ local function handle_status(session, status) session.sasl_handler = nil; session:reset_stream(); return; - end + end sm_make_authenticated(session, session.sasl_handler.username); session.sasl_handler = nil; session:reset_stream(); end end -local function password_callback(node, hostname, realm, mechanism, decoder) - local func = function(x) return x; end; - local node = nodeprep(node); - if not node then - return func, nil; - end - local password = (datamanager_load(node, hostname, "accounts") or {}).password; -- FIXME handle hashed passwords - if password then - if mechanism == "PLAIN" then - return func, password; - elseif mechanism == "DIGEST-MD5" then - if decoder then node, realm, password = decoder(node), decoder(realm), decoder(password); end +local function credentials_callback(mechanism, ...) + if mechanism == "PLAIN" then + local username, hostname, password = ...; + username = nodeprep(username); + if not username then + return false; + end + local response = usermanager_validate_credentials(hostname, username, password, mechanism); + if response == nil then + return false; + else + return response; + end + elseif mechanism == "DIGEST-MD5" then + function func(x) return x; end + local node, domain, realm, decoder = ...; + local prepped_node = nodeprep(node); + if not prepped_node then + return func, nil; + end + local password = usermanager_get_password(prepped_node, domain); + if password then + if decoder then + node, realm, password = decoder(node), decoder(realm), decoder(password); + end return func, md5(node..":"..realm..":"..password); + else + return func, nil; end end - return func, nil; end local function sasl_handler(session, stanza) @@ -92,7 +110,7 @@ local function sasl_handler(session, stanza) elseif stanza.attr.mechanism == "ANONYMOUS" then return session.send(build_reply("failure", "mechanism-too-weak")); end - session.sasl_handler = new_sasl(stanza.attr.mechanism, session.host, password_callback); + session.sasl_handler = new_sasl(stanza.attr.mechanism, session.host, credentials_callback); if not session.sasl_handler then return session.send(build_reply("failure", "invalid-mechanism")); end @@ -111,7 +129,7 @@ local function sasl_handler(session, stanza) end local status, ret, err_msg = session.sasl_handler:feed(text); handle_status(session, status); - local s = build_reply(status, ret, err_msg); + local s = build_reply(status, ret, err_msg); log("debug", "sasl reply: %s", tostring(s)); session.send(s); end @@ -123,8 +141,8 @@ module:add_handler("c2s_unauthed", "response", xmlns_sasl, sasl_handler); local mechanisms_attr = { xmlns='urn:ietf:params:xml:ns:xmpp-sasl' }; local bind_attr = { xmlns='urn:ietf:params:xml:ns:xmpp-bind' }; local xmpp_session_attr = { xmlns='urn:ietf:params:xml:ns:xmpp-session' }; -module:add_event_hook("stream-features", - function (session, features) +module:add_event_hook("stream-features", + function (session, features) if not session.username then if secure_auth_only and not session.secure then return; @@ -134,8 +152,10 @@ module:add_event_hook("stream-features", if config.get(session.host or "*", "core", "anonymous_login") then features:tag("mechanism"):text("ANONYMOUS"):up(); else - features:tag("mechanism"):text("DIGEST-MD5"):up(); - features:tag("mechanism"):text("PLAIN"):up(); + mechanisms = usermanager_get_supported_methods(session.host or "*"); + for k, v in pairs(mechanisms) do + features:tag("mechanism"):text(k):up(); + end end features:up(); else @@ -143,8 +163,8 @@ module:add_event_hook("stream-features", features:tag("session", xmpp_session_attr):up(); end end); - -module:add_iq_handler("c2s", "urn:ietf:params:xml:ns:xmpp-bind", + +module:add_iq_handler("c2s", "urn:ietf:params:xml:ns:xmpp-bind", function (session, stanza) log("debug", "Client requesting a resource bind"); local resource; @@ -166,8 +186,8 @@ module:add_iq_handler("c2s", "urn:ietf:params:xml:ns:xmpp-bind", :tag("jid"):text(session.full_jid)); end end); - -module:add_iq_handler("c2s", "urn:ietf:params:xml:ns:xmpp-session", + +module:add_iq_handler("c2s", "urn:ietf:params:xml:ns:xmpp-session", function (session, stanza) log("debug", "Client requesting a session"); session.send(st.reply(stanza)); diff --git a/plugins/mod_selftests.lua b/plugins/mod_selftests.lua index 6a26dfc3..1f413634 100644 --- a/plugins/mod_selftests.lua +++ b/plugins/mod_selftests.lua @@ -6,14 +6,13 @@ -- COPYING file in the source package for more information. -- - +module.host = "*" -- Global module local st = require "util.stanza"; local register_component = require "core.componentmanager".register_component; local core_route_stanza = core_route_stanza; local socket = require "socket"; -local config = require "core.configmanager"; -local ping_hosts = config.get("*", "mod_selftests", "ping_hosts") or { "coversant.interop.xmpp.org", "djabberd.interop.xmpp.org", "djabberd-trunk.interop.xmpp.org", "ejabberd.interop.xmpp.org", "openfire.interop.xmpp.org" }; +local ping_hosts = module:get_option("ping_hosts") or { "coversant.interop.xmpp.org", "djabberd.interop.xmpp.org", "djabberd-trunk.interop.xmpp.org", "ejabberd.interop.xmpp.org", "openfire.interop.xmpp.org" }; local open_pings = {}; diff --git a/plugins/mod_tls.lua b/plugins/mod_tls.lua index 8926edfc..10455559 100644 --- a/plugins/mod_tls.lua +++ b/plugins/mod_tls.lua @@ -6,14 +6,11 @@ -- COPYING file in the source package for more information. -- - - local st = require "util.stanza"; local xmlns_starttls ='urn:ietf:params:xml:ns:xmpp-tls'; -local config = require "core.configmanager"; -local secure_auth_only = config.get("*", "core", "require_encryption"); +local secure_auth_only = module:get_option("require_encryption"); module:add_handler("c2s_unauthed", "starttls", xmlns_starttls, function (session, stanza) @@ -31,7 +28,7 @@ module:add_handler("c2s_unauthed", "starttls", xmlns_starttls, local starttls_attr = { xmlns = xmlns_starttls }; module:add_event_hook("stream-features", - function (session, features) + function (session, features) if session.conn.starttls then features:tag("starttls", starttls_attr); if secure_auth_only then diff --git a/plugins/mod_version.lua b/plugins/mod_version.lua index 87bff5d9..9af830f8 100644 --- a/plugins/mod_version.lua +++ b/plugins/mod_version.lua @@ -6,17 +6,13 @@ -- COPYING file in the source package for more information. -- - -local prosody = prosody; local st = require "util.stanza"; -local xmlns_version = "jabber:iq:version" - -module:add_feature(xmlns_version); +module:add_feature("jabber:iq:version"); local version = "the best operating system ever!"; -if not require "core.configmanager".get("*", "core", "hide_os_type") then +if not module:get_option("hide_os_type") then if os.getenv("WINDIR") then version = "Windows"; else @@ -31,11 +27,15 @@ end version = version:match("^%s*(.-)%s*$") or version; -module:add_iq_handler({"c2s", "s2sin"}, xmlns_version, function(session, stanza) - if stanza.attr.type == "get" then - session.send(st.reply(stanza):query(xmlns_version) - :tag("name"):text("Prosody"):up() - :tag("version"):text(prosody.version):up() - :tag("os"):text(version)); +local query = st.stanza("query", {xmlns = "jabber:iq:version"}) + :tag("name"):text("Prosody"):up() + :tag("version"):text(prosody.version):up() + :tag("os"):text(version); + +module:hook("iq/host/jabber:iq:version:query", function(event) + local stanza = event.stanza; + if stanza.attr.type == "get" and stanza.attr.to == module.host then + event.origin.send(st.reply(stanza):add_child(query)); + return true; end end); diff --git a/plugins/mod_watchregistrations.lua b/plugins/mod_watchregistrations.lua index 9457313f..6a2af853 100644 --- a/plugins/mod_watchregistrations.lua +++ b/plugins/mod_watchregistrations.lua @@ -9,12 +9,10 @@ local host = module:get_host(); -local config = require "core.configmanager"; +local registration_watchers = module:get_option("registration_watchers") + or module:get_option("admins") or {}; -local registration_watchers = config.get(host, "core", "registration_watchers") - or config.get(host, "core", "admins") or {}; - -local registration_alert = config.get(host, "core", "registration_notification") or "User $username just registered on $host from $ip"; +local registration_alert = module:get_option("registration_notification") or "User $username just registered on $host from $ip"; local st = require "util.stanza"; diff --git a/plugins/mod_welcome.lua b/plugins/mod_welcome.lua index e9444363..cc50cba3 100644 --- a/plugins/mod_welcome.lua +++ b/plugins/mod_welcome.lua @@ -6,10 +6,8 @@ -- COPYING file in the source package for more information. -- -local config = require "core.configmanager"; - local host = module:get_host(); -local welcome_text = config.get("*", "core", "welcome_message") or "Hello $username, welcome to the $host IM server!"; +local welcome_text = module:get_option("welcome_message") or "Hello $user, welcome to the $host IM server!"; local st = require "util.stanza"; diff --git a/plugins/mod_xmlrpc.lua b/plugins/mod_xmlrpc.lua index 46edcaee..7165386a 100644 --- a/plugins/mod_xmlrpc.lua +++ b/plugins/mod_xmlrpc.lua @@ -16,6 +16,7 @@ local unpack = unpack; local tostring = tostring; local is_admin = require "core.usermanager".is_admin; local jid_split = require "util.jid".split; +local jid_bare = require "util.jid".bare; local b64_decode = require "util.encodings".base64.decode; local get_method = require "core.objectmanager".get_object; local validate_credentials = require "core.usermanager".validate_credentials; @@ -65,10 +66,15 @@ local function parse_xml(xml) return stanza.tags[1]; end -local function handle_xmlrpc_request(method, args) +local function handle_xmlrpc_request(jid, method, args) + local is_secure_call = (method:sub(1,7) == "secure/"); + if not is_admin(jid) and not is_secure_call then + return create_error_response(401, "not authorized"); + end method = get_method(method); if not method then return create_error_response(404, "method not found"); end args = args or {}; + if is_secure_call then table.insert(args, 1, jid); end local success, result = pcall(method, unpack(args)); if success then success, result = pcall(create_response, result or "nil"); @@ -77,22 +83,20 @@ local function handle_xmlrpc_request(method, args) end return create_error_response(500, "Error in creating response: "..result); end - return create_error_response(0, result or "nil"); + return create_error_response(0, tostring(result):gsub("^[^:]+:%d+: ", "")); end local function handle_xmpp_request(origin, stanza) local query = stanza.tags[1]; if query.name == "query" then if #query.tags == 1 then - if is_admin(stanza.attr.from) then - local success, method, args = pcall(translate_request, query.tags[1]); - if success then - local result = handle_xmlrpc_request(method, args); - origin.send(st.reply(stanza):tag('query', {xmlns='jabber:iq:rpc'}):add_child(result)); - else - origin.send(st.error_reply(stanza, "modify", "bad-request", method)); - end - else origin.send(st.error_reply(stanza, "auth", "forbidden", "No content in XML-RPC request")); end + local success, method, args = pcall(translate_request, query.tags[1]); + if success then + local result = handle_xmlrpc_request(jid_bare(stanza.attr.from), method, args); + origin.send(st.reply(stanza):tag('query', {xmlns='jabber:iq:rpc'}):add_child(result)); + else + origin.send(st.error_reply(stanza, "modify", "bad-request", method)); + end else origin.send(st.error_reply(stanza, "modify", "bad-request", "No content in XML-RPC request")); end else origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); end end @@ -106,7 +110,7 @@ local function handle_http_request(method, body, request) -- authenticate user local username, password = b64_decode(request['authorization'] or ''):gmatch('([^:]*):(.*)')(); -- TODO digest auth local node, host = jid_split(username); - if not validate_credentials(host, node, password) and is_admin(username) then + if not validate_credentials(host, node, password) then return unauthorized_response; end -- parse request @@ -117,7 +121,7 @@ local function handle_http_request(method, body, request) -- execute request local success, method, args = pcall(translate_request, stanza); if success then - return { headers = default_headers; body = tostring(handle_xmlrpc_request(method, args)) }; + return { headers = default_headers; body = tostring(handle_xmlrpc_request(node.."@"..host, method, args)) }; end return "<html><body>Error parsing XML-RPC request: "..tostring(method).."</body></html>"; end diff --git a/plugins/mod_muc.lua b/plugins/muc/mod_muc.lua index e99ef83c..3e6fafb8 100644 --- a/plugins/mod_muc.lua +++ b/plugins/muc/mod_muc.lua @@ -15,16 +15,52 @@ local muc_host = module:get_host(); local muc_name = "Chatrooms"; local history_length = 20; -local muc_new_room = require "util.muc".new_room; +local muc_new_room = module:require "muc".new_room; local register_component = require "core.componentmanager".register_component; local deregister_component = require "core.componentmanager".deregister_component; local jid_split = require "util.jid".split; local st = require "util.stanza"; +local uuid_gen = require "util.uuid".generate; +local datamanager = require "util.datamanager"; local rooms = {}; +local persistent_rooms = datamanager.load(nil, muc_host, "persistent") or {}; local component; + +local function room_route_stanza(room, stanza) core_post_stanza(component, stanza); end +local function room_save(room, forced) + local node = jid_split(room.jid); + persistent_rooms[room.jid] = room._data.persistent; + if room._data.persistent then + local history = room._data.history; + room._data.history = nil; + local data = { + jid = room.jid; + _data = room._data; + _affiliations = room._affiliations; + }; + datamanager.store(node, muc_host, "config", data); + room._data.history = history; + elseif forced then + datamanager.store(node, muc_host, "config", nil); + end + if forced then datamanager.store(nil, muc_host, "persistent", persistent_rooms); end +end + +for jid in pairs(persistent_rooms) do + local node = jid_split(jid); + local data = datamanager.load(node, muc_host, "config") or {}; + local room = muc_new_room(jid); + room._data = data._data; + room._affiliations = data._affiliations; + room.route_stanza = room_route_stanza; + room.save = room_save; + rooms[jid] = room; +end + local host_room = muc_new_room(muc_host); -host_room.route_stanza = function(room, stanza) core_post_stanza(component, stanza); end; +host_room.route_stanza = room_route_stanza; +host_room.save = room_save; local function get_disco_info(stanza) return st.iq({type='result', id=stanza.attr.id, from=muc_host, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#info") @@ -34,7 +70,9 @@ end local function get_disco_items(stanza) local reply = st.iq({type='result', id=stanza.attr.id, from=muc_host, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#items"); for jid, room in pairs(rooms) do - reply:tag("item", {jid=jid, name=jid}):up(); + if not room._data.hidden then + reply:tag("item", {jid=jid, name=jid}):up(); + end end return reply; -- TODO cache disco reply end @@ -48,6 +86,8 @@ local function handle_to_domain(origin, stanza) origin.send(get_disco_info(stanza)); elseif xmlns == "http://jabber.org/protocol/disco#items" then origin.send(get_disco_items(stanza)); + elseif xmlns == "http://jabber.org/protocol/muc#unique" then + origin.send(st.reply(stanza):tag("unique", {xmlns = xmlns}):text(uuid_gen())); -- FIXME Random UUIDs can theoretically have collisions else origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); -- TODO disco/etc end @@ -65,16 +105,27 @@ component = register_component(muc_host, function(origin, stanza) local room = rooms[bare]; if not room then room = muc_new_room(bare); - room.route_stanza = function(room, stanza) core_post_stanza(component, stanza); end; + room.route_stanza = room_route_stanza; + room.save = room_save; rooms[bare] = room; end room:handle_stanza(origin, stanza); + if not next(room._occupants) and not persistent_rooms[room.jid] then -- empty, non-persistent room + rooms[bare] = nil; -- discard room + end else --[[not for us?]] end return; end -- to the main muc domain handle_to_domain(origin, stanza); end); +function component.send(stanza) -- FIXME do a generic fix + if stanza.attr.type == "result" or stanza.attr.type == "error" then + core_post_stanza(component, stanza); + else error("component.send only supports result and error stanzas at the moment"); end +end + +prosody.hosts[module:get_host()].muc = { rooms = rooms }; module.unload = function() deregister_component(muc_host); @@ -83,5 +134,16 @@ module.save = function() return {rooms = rooms}; end module.restore = function(data) - rooms = data.rooms or {}; + rooms = {}; + for jid, oldroom in pairs(data.rooms or {}) do + local room = muc_new_room(jid); + room._jid_nick = oldroom._jid_nick; + room._occupants = oldroom._occupants; + room._data = oldroom._data; + room._affiliations = oldroom._affiliations; + room.route_stanza = room_route_stanza; + room.save = room_save; + rooms[jid] = room; + end + prosody.hosts[module:get_host()].muc = { rooms = rooms }; end diff --git a/plugins/muc/muc.lib.lua b/plugins/muc/muc.lib.lua new file mode 100644 index 00000000..6917b21a --- /dev/null +++ b/plugins/muc/muc.lib.lua @@ -0,0 +1,625 @@ +-- Prosody IM +-- 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 datamanager = require "util.datamanager"; +local datetime = require "util.datetime"; + +local jid_split = require "util.jid".split; +local jid_bare = require "util.jid".bare; +local st = require "util.stanza"; +local log = require "util.logger".init("mod_muc"); +local multitable_new = require "util.multitable".new; +local t_insert, t_remove = table.insert, table.remove; +local setmetatable = setmetatable; +local base64 = require "util.encodings".base64; +local md5 = require "util.hashes".md5; + +local muc_domain = nil; --module:get_host(); +local history_length = 20; + +------------ +local function filter_xmlns_from_array(array, filters) + local count = 0; + for i=#array,1,-1 do + local attr = array[i].attr; + if filters[attr and attr.xmlns] then + t_remove(array, i); + count = count + 1; + end + end + return count; +end +local function filter_xmlns_from_stanza(stanza, filters) + if filters then + if filter_xmlns_from_array(stanza.tags, filters) ~= 0 then + return stanza, filter_xmlns_from_array(stanza, filters); + end + end + return stanza, 0; +end +local presence_filters = {["http://jabber.org/protocol/muc"]=true;["http://jabber.org/protocol/muc#user"]=true}; +local function get_filtered_presence(stanza) + return filter_xmlns_from_stanza(st.clone(stanza), presence_filters); +end +local kickable_error_conditions = { + ["gone"] = true; + ["internal-server-error"] = true; + ["item-not-found"] = true; + ["jid-malformed"] = true; + ["recipient-unavailable"] = true; + ["redirect"] = true; + ["remote-server-not-found"] = true; + ["remote-server-timeout"] = true; + ["service-unavailable"] = true; +}; +local function get_kickable_error(stanza) + for _, tag in ipairs(stanza.tags) do + if tag.name == "error" and tag.attr.xmlns == "jabber:client" then + for _, cond in ipairs(tag.tags) do + if cond.attr.xmlns == "urn:ietf:params:xml:ns:xmpp-stanzas" then + return kickable_error_conditions[cond.name] and cond.name; + end + end + return true; -- malformed error message + end + end + return true; -- malformed error message +end +local function getUsingPath(stanza, path, getText) + local tag = stanza; + for _, name in ipairs(path) do + if type(tag) ~= 'table' then return; end + tag = tag:child_with_name(name); + end + if tag and getText then tag = table.concat(tag); end + return tag; +end +local function getTag(stanza, path) return getUsingPath(stanza, path); end +local function getText(stanza, path) return getUsingPath(stanza, path, true); end +----------- + +--[[function get_room_disco_info(room, stanza) + return st.iq({type='result', id=stanza.attr.id, from=stanza.attr.to, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#info") + :tag("identity", {category='conference', type='text', name=room._data["name"]):up() + :tag("feature", {var="http://jabber.org/protocol/muc"}); -- TODO cache disco reply +end +function get_room_disco_items(room, stanza) + return st.iq({type='result', id=stanza.attr.id, from=stanza.attr.to, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#items"); +end -- TODO allow non-private rooms]] + +-- + +local room_mt = {}; +room_mt.__index = room_mt; + +function room_mt:get_default_role(affiliation) + if affiliation == "owner" or affiliation == "admin" then + return "moderator"; + elseif affiliation == "member" or not affiliation then + return "participant"; + end +end + +function room_mt:broadcast_presence(stanza, code, nick) + stanza = get_filtered_presence(stanza); + local data = self._occupants[stanza.attr.from]; + stanza:tag("x", {xmlns='http://jabber.org/protocol/muc#user'}) + :tag("item", {affiliation=data.affiliation, role=data.role, nick=nick}):up(); + if code then + stanza:tag("status", {code=code}):up(); + end + local me; + for occupant, o_data in pairs(self._occupants) do + if occupant ~= stanza.attr.from then + for jid in pairs(o_data.sessions) do + stanza.attr.to = jid; + self:route_stanza(stanza); + end + else + me = o_data; + end + end + if me then + stanza:tag("status", {code='110'}); + for jid in pairs(me.sessions) do + stanza.attr.to = jid; + self:route_stanza(stanza); + end + end +end +function room_mt:broadcast_message(stanza, historic) + for occupant, o_data in pairs(self._occupants) do + for jid in pairs(o_data.sessions) do + stanza.attr.to = jid; + self:route_stanza(stanza); + end + end + if historic then -- add to history + local history = self._data['history']; + if not history then history = {}; self._data['history'] = history; end + -- stanza = st.clone(stanza); + stanza:tag("delay", {xmlns = "urn:xmpp:delay", from = muc_domain, stamp = datetime.datetime()}):up(); -- XEP-0203 + stanza:tag("x", {xmlns = "jabber:x:delay", from = muc_domain, stamp = datetime.legacy()}):up(); -- XEP-0091 (deprecated) + t_insert(history, st.clone(st.preserialize(stanza))); + while #history > history_length do t_remove(history, 1) end + end +end +function room_mt:broadcast_except_nick(stanza, nick) + for rnick, occupant in pairs(self._occupants) do + if rnick ~= nick then + for jid in pairs(occupant.sessions) do + stanza.attr.to = jid; + self:route_stanza(stanza); + end + end + end +end + +function room_mt:send_occupant_list(to) + local current_nick = self._jid_nick[to]; + for occupant, o_data in pairs(self._occupants) do + if occupant ~= current_nick then + local pres = get_filtered_presence(o_data.sessions[o_data.jid]); + pres.attr.to, pres.attr.from = to, occupant; + pres:tag("x", {xmlns='http://jabber.org/protocol/muc#user'}) + :tag("item", {affiliation=o_data.affiliation, role=o_data.role}):up(); + self:route_stanza(pres); + end + end +end +function room_mt:send_history(to) + local history = self._data['history']; -- send discussion history + if history then + for _, msg in ipairs(history) do + msg = st.deserialize(msg); + msg.attr.to=to; + self:route_stanza(msg); + end + end + if self._data['subject'] then + self:route_stanza(st.message({type='groupchat', from=self.jid, to=to}):tag("subject"):text(self._data['subject'])); + end +end + +local function room_get_disco_info(self, stanza) + return st.reply(stanza):query("http://jabber.org/protocol/disco#info") + :tag("identity", {category="conference", type="text"}):up() + :tag("feature", {var="http://jabber.org/protocol/muc"}); +end +local function room_get_disco_items(self, stanza) + return st.reply(stanza):query("http://jabber.org/protocol/disco#items"); +end +function room_mt:set_subject(current_nick, subject) + -- TODO check nick's authority + if subject == "" then subject = nil; end + self._data['subject'] = subject; + if self.save then self:save(); end + local msg = st.message({type='groupchat', from=current_nick}) + :tag('subject'):text(subject):up(); + self:broadcast_message(msg, false); + return true; +end + +function room_mt:handle_to_occupant(origin, stanza) -- PM, vCards, etc + local from, to = stanza.attr.from, stanza.attr.to; + local room = jid_bare(to); + local current_nick = self._jid_nick[from]; + local type = stanza.attr.type; + log("debug", "room: %s, current_nick: %s, stanza: %s", room or "nil", current_nick or "nil", stanza:top_tag()); + if (select(2, jid_split(from)) == muc_domain) then error("Presence from the MUC itself!!!"); end + if stanza.name == "presence" then + local pr = get_filtered_presence(stanza); + pr.attr.from = current_nick; + if type == "error" then -- error, kick em out! + if current_nick then + log("debug", "kicking %s from %s", current_nick, room); + self:handle_to_occupant(origin, st.presence({type='unavailable', from=from, to=to}) + :tag('status'):text('This participant is kicked from the room because he sent an error presence')); -- send unavailable + end + elseif type == "unavailable" then -- unavailable + if current_nick then + log("debug", "%s leaving %s", current_nick, room); + local data = self._occupants[current_nick]; + data.role = 'none'; + self:broadcast_presence(pr); + self._occupants[current_nick] = nil; + self._jid_nick[from] = nil; + end + elseif not type then -- available + if current_nick then + --if #pr == #stanza or current_nick ~= to then -- commented because google keeps resending directed presence + if current_nick == to then -- simple presence + log("debug", "%s broadcasted presence", current_nick); + self._occupants[current_nick].sessions[from] = pr; + self:broadcast_presence(pr); + else -- change nick + if self._occupants[to] then + log("debug", "%s couldn't change nick", current_nick); + local reply = st.error_reply(stanza, "cancel", "conflict"):up(); + reply.tags[1].attr.code = "409"; + origin.send(reply:tag("x", {xmlns = "http://jabber.org/protocol/muc"})); + else + local data = self._occupants[current_nick]; + local to_nick = select(3, jid_split(to)); + if to_nick then + log("debug", "%s (%s) changing nick to %s", current_nick, data.jid, to); + local p = st.presence({type='unavailable', from=current_nick}); + self:broadcast_presence(p, '303', to_nick); + self._occupants[current_nick] = nil; + self._occupants[to] = data; + self._jid_nick[from] = to; + pr.attr.from = to; + self._occupants[to].sessions[from] = pr; + self:broadcast_presence(pr); + else + --TODO malformed-jid + end + end + end + --else -- possible rejoin + -- log("debug", "%s had connection replaced", current_nick); + -- self:handle_to_occupant(origin, st.presence({type='unavailable', from=from, to=to}) + -- :tag('status'):text('Replaced by new connection'):up()); -- send unavailable + -- self:handle_to_occupant(origin, stanza); -- resend available + --end + else -- enter room + local new_nick = to; + if self._occupants[to] then + new_nick = nil; + end + if not new_nick then + log("debug", "%s couldn't join due to nick conflict: %s", from, to); + local reply = st.error_reply(stanza, "cancel", "conflict"):up(); + reply.tags[1].attr.code = "409"; + origin.send(reply:tag("x", {xmlns = "http://jabber.org/protocol/muc"})); + else + log("debug", "%s joining as %s", from, to); + if not next(self._affiliations) then -- new room, no owners + self._affiliations[jid_bare(from)] = "owner"; + end + local affiliation = self:get_affiliation(from); + local role = self:get_default_role(affiliation) + if role then -- new occupant + self._occupants[to] = {affiliation=affiliation, role=role, jid=from, sessions={[from]=get_filtered_presence(stanza)}}; + self._jid_nick[from] = to; + self:send_occupant_list(from); + pr.attr.from = to; + self:broadcast_presence(pr); + self:send_history(from); + else -- banned + local reply = st.error_reply(stanza, "auth", "forbidden"):up(); + reply.tags[1].attr.code = "403"; + origin.send(reply:tag("x", {xmlns = "http://jabber.org/protocol/muc"})); + end + end + end + elseif type ~= 'result' then -- bad type + origin.send(st.error_reply(stanza, "modify", "bad-request")); -- FIXME correct error? + end + elseif not current_nick then -- not in room + if type == "error" or type == "result" then + local id = stanza.name == "iq" and stanza.attr.id and base64.decode(stanza.attr.id); + local _nick, _id, _hash = (id or ""):match("^(.+)%z(.*)%z(.+)$"); + local occupant = self._occupants[stanza.attr.to]; + if occupant and _nick and self._jid_nick[_nick] and _id and _hash then + local id, _to = stanza.attr.id; + for jid in pairs(occupant.sessions) do + if md5(jid) == _hash then + _to = jid; + break; + end + end + if _to then + stanza.attr.to, stanza.attr.from, stanza.attr.id = _to, self._jid_nick[_nick], _id; + self:route_stanza(stanza); + stanza.attr.to, stanza.attr.from, stanza.attr.id = to, from, id; + end + end + else + origin.send(st.error_reply(stanza, "cancel", "not-acceptable")); + end + elseif stanza.name == "message" and type == "groupchat" then -- groupchat messages not allowed in PM + origin.send(st.error_reply(stanza, "modify", "bad-request")); + else -- private stanza + local o_data = self._occupants[to]; + if o_data then + log("debug", "%s sent private stanza to %s (%s)", from, to, o_data.jid); + local jid = o_data.jid; + local bare = jid_bare(jid); + stanza.attr.to, stanza.attr.from = jid, current_nick; + local id = stanza.attr.id; + if stanza.name=='iq' and type=='get' and stanza.tags[1].attr.xmlns == 'vcard-temp' and bare ~= jid then + stanza.attr.to = bare; + stanza.attr.id = base64.encode(jid.."\0"..id.."\0"..md5(from)); + end + self:route_stanza(stanza); + stanza.attr.to, stanza.attr.from, stanza.attr.id = to, from, id; + elseif type ~= "error" and type ~= "result" then -- recipient not in room + origin.send(st.error_reply(stanza, "cancel", "item-not-found", "Recipient not in room")); + end + end +end + +function room_mt:handle_form(origin, stanza) + if self:get_affiliation(stanza.attr.from) ~= "owner" then origin.send(st.error_reply(stanza, "auth", "forbidden")); return; end + if stanza.attr.type == "get" then + local title = "Configuration for "..self.jid; + origin.send(st.reply(stanza):query("http://jabber.org/protocol/muc#owner") + :tag("x", {xmlns='jabber:x:data', type='form'}) + :tag("title"):text(title):up() + :tag("instructions"):text(title):up() + :tag("field", {type='hidden', var='FORM_TYPE'}):tag("value"):text("http://jabber.org/protocol/muc#roomconfig"):up():up() + :tag("field", {type='boolean', label='Make Room Persistent?', var='muc#roomconfig_persistentroom'}) + :tag("value"):text(self._data.persistent and "1" or "0"):up() + :up() + :tag("field", {type='boolean', label='Make Room Publicly Searchable?', var='muc#roomconfig_publicroom'}) + :tag("value"):text(self._data.hidden and "0" or "1"):up() + :up() + ); + elseif stanza.attr.type == "set" then + local query = stanza.tags[1]; + local form; + for _, tag in ipairs(query.tags) do if tag.name == "x" and tag.attr.xmlns == "jabber:x:data" then form = tag; break; end end + if not form then origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); return; end + if form.attr.type == "cancel" then origin.send(st.reply(stanza)); return; end + if form.attr.type ~= "submit" then origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end + local fields = {}; + for _, field in pairs(form.tags) do + if field.name == "field" and field.attr.var and field.tags[1].name == "value" and #field.tags[1].tags == 0 then + fields[field.attr.var] = field.tags[1][1] or ""; + end + end + if fields.FORM_TYPE ~= "http://jabber.org/protocol/muc#roomconfig" then origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end + + local persistent = fields['muc#roomconfig_persistentroom']; + if persistent == "0" or persistent == "false" then persistent = nil; elseif persistent == "1" or persistent == "true" then persistent = true; + else origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end + self._data.persistent = persistent; + module:log("debug", "persistent=%s", tostring(persistent)); + + local public = fields['muc#roomconfig_publicroom']; + if public == "0" or public == "false" then public = nil; elseif public == "1" or public == "true" then public = true; + else origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end + self._data.hidden = not public and true or nil; + + if self.save then self:save(true); end + origin.send(st.reply(stanza)); + end +end + +function room_mt:handle_to_room(origin, stanza) -- presence changes and groupchat messages, along with disco/etc + local type = stanza.attr.type; + local xmlns = stanza.tags[1] and stanza.tags[1].attr.xmlns; + if stanza.name == "iq" then + if xmlns == "http://jabber.org/protocol/disco#info" and type == "get" then + origin.send(room_get_disco_info(self, stanza)); + elseif xmlns == "http://jabber.org/protocol/disco#items" and type == "get" then + origin.send(room_get_disco_items(self, stanza)); + elseif xmlns == "http://jabber.org/protocol/muc#admin" then + local actor = stanza.attr.from; + local affiliation = self:get_affiliation(actor); + local current_nick = self._jid_nick[actor]; + local role = current_nick and self._occupants[current_nick].role or self:get_default_role(affiliation); + local item = stanza.tags[1].tags[1]; + if item and item.name == "item" then + if type == "set" then + local callback = function() origin.send(st.reply(stanza)); end + if not item.attr.jid and item.attr.nick then -- COMPAT Workaround for Miranda sending 'nick' instead of 'jid' when changing affiliation + local occupant = self._occupants[self.jid.."/"..item.attr.nick]; + if occupant then item.attr.jid = occupant.jid; end + end + if item.attr.affiliation and item.attr.jid and not item.attr.role then + local success, errtype, err = self:set_affiliation(actor, item.attr.jid, item.attr.affiliation, callback); + if not success then origin.send(st.error_reply(stanza, errtype, err)); end + elseif item.attr.role and item.attr.nick and not item.attr.affiliation then + local success, errtype, err = self:set_role(actor, self.jid.."/"..item.attr.nick, item.attr.role, callback); + if not success then origin.send(st.error_reply(stanza, errtype, err)); end + else + origin.send(st.error_reply(stanza, "cancel", "bad-request")); + end + elseif type == "get" then + local _aff = item.attr.affiliation; + local _rol = item.attr.role; + if _aff and not _rol then + if affiliation == "owner" or (affiliation == "admin" and _aff ~= "owner" and _aff ~= "admin") then + local reply = st.reply(stanza):query("http://jabber.org/protocol/muc#admin"); + for jid, affiliation in pairs(self._affiliations) do + if affiliation == _aff then + reply:tag("item", {affiliation = _aff, jid = jid}):up(); + end + end + origin.send(reply); + else + origin.send(st.error_reply(stanza, "auth", "forbidden")); + end + elseif _rol and not _aff then + if role == "moderator" then + -- TODO allow admins and owners not in room? Provide read-only access to everyone who can see the participants anyway? + if _rol == "none" then _rol = nil; end + local reply = st.reply(stanza):query("http://jabber.org/protocol/muc#admin"); + for nick, occupant in pairs(self._occupants) do + if occupant.role == _rol then + reply:tag("item", {nick = nick, role = _rol or "none", affiliation = occupant.affiliation or "none", jid = occupant.jid}):up(); + end + end + origin.send(reply); + else + origin.send(st.error_reply(stanza, "auth", "forbidden")); + end + else + origin.send(st.error_reply(stanza, "cancel", "bad-request")); + end + end + elseif type == "set" or type == "get" then + origin.send(st.error_reply(stanza, "cancel", "bad-request")); + end + elseif xmlns == "http://jabber.org/protocol/muc#owner" and (type == "get" or type == "set") and stanza.tags[1].name == "query" then + self:handle_form(origin, stanza); + elseif type == "set" or type == "get" then + origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); + end + elseif stanza.name == "message" and type == "groupchat" then + local from, to = stanza.attr.from, stanza.attr.to; + local room = jid_bare(to); + local current_nick = self._jid_nick[from]; + if not current_nick then -- not in room + origin.send(st.error_reply(stanza, "cancel", "not-acceptable")); + else + local from = stanza.attr.from; + stanza.attr.from = current_nick; + local subject = getText(stanza, {"subject"}); + if subject then + self:set_subject(current_nick, subject); -- TODO use broadcast_message_stanza + else + self:broadcast_message(stanza, true); + end + end + elseif stanza.name == "message" and type == "error" and get_kickable_error(stanza) then + local current_nick = self._jid_nick[stanza.attr.from]; + log("debug", "%s kicked from %s for sending an error message", current_nick, self.jid); + self:handle_to_occupant(origin, st.presence({type='unavailable', from=stanza.attr.from, to=stanza.attr.to}) + :tag('status'):text('This participant is kicked from the room because he sent an error message to another occupant')); -- send unavailable + elseif stanza.name == "presence" then -- hack - some buggy clients send presence updates to the room rather than their nick + local to = stanza.attr.to; + local current_nick = self._jid_nick[stanza.attr.from]; + if current_nick then + stanza.attr.to = current_nick; + self:handle_to_occupant(origin, stanza); + stanza.attr.to = to; + elseif type ~= "error" and type ~= "result" then + origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); + end + elseif stanza.name == "message" and not stanza.attr.type and #stanza.tags == 1 and self._jid_nick[stanza.attr.from] + and stanza.tags[1].name == "x" and stanza.tags[1].attr.xmlns == "http://jabber.org/protocol/muc#user" and #stanza.tags[1].tags == 1 + and stanza.tags[1].tags[1].name == "invite" and stanza.tags[1].tags[1].attr.to then + local _from, _to = stanza.attr.from, stanza.attr.to; + local _invitee = stanza.tags[1].tags[1].attr.to; + stanza.attr.from, stanza.attr.to = _to, _invitee; + stanza.tags[1].tags[1].attr.from, stanza.tags[1].tags[1].attr.to = _from, nil; + self:route_stanza(stanza); + stanza.tags[1].tags[1].attr.from, stanza.tags[1].tags[1].attr.to = nil, _invitee; + stanza.attr.from, stanza.attr.to = _from, _to; + else + if type == "error" or type == "result" then return; end + origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); + end +end + +function room_mt:handle_stanza(origin, stanza) + local to_node, to_host, to_resource = jid_split(stanza.attr.to); + if to_resource then + self:handle_to_occupant(origin, stanza); + else + self:handle_to_room(origin, stanza); + end +end + +function room_mt:route_stanza(stanza) end -- Replace with a routing function, e.g., function(room, stanza) core_route_stanza(origin, stanza); end + +function room_mt:get_affiliation(jid) + local node, host, resource = jid_split(jid); + local bare = node and node.."@"..host or host; + local result = self._affiliations[bare]; -- Affiliations are granted, revoked, and maintained based on the user's bare JID. + if not result and self._affiliations[host] == "outcast" then result = "outcast"; end -- host banned + return result; +end +function room_mt:set_affiliation(actor, jid, affiliation, callback) + jid = jid_bare(jid); + if affiliation == "none" then affiliation = nil; end + if affiliation and affiliation ~= "outcast" and affiliation ~= "owner" and affiliation ~= "admin" and affiliation ~= "member" then + return nil, "modify", "not-acceptable"; + end + if self:get_affiliation(actor) ~= "owner" then return nil, "cancel", "not-allowed"; end + if jid_bare(actor) == jid then return nil, "cancel", "not-allowed"; end + self._affiliations[jid] = affiliation; + local role = self:get_default_role(affiliation); + local p = st.presence() + :tag("x", {xmlns = "http://jabber.org/protocol/muc#user"}) + :tag("item", {affiliation=affiliation or "none", role=role or "none"}):up(); + local x = p.tags[1]; + local item = x.tags[1]; + if not role then -- getting kicked + p.attr.type = "unavailable"; + if affiliation == "outcast" then + x:tag("status", {code="301"}):up(); -- banned + else + x:tag("status", {code="321"}):up(); -- affiliation change + end + end + local modified_nicks = {}; + for nick, occupant in pairs(self._occupants) do + if jid_bare(occupant.jid) == jid then + if not role then -- getting kicked + self._occupants[nick] = nil; + else + t_insert(modified_nicks, nick); + occupant.affiliation, occupant.role = affiliation, role; + end + p.attr.from = nick; + for jid in pairs(occupant.sessions) do -- remove for all sessions of the nick + if not role then self._jid_nick[jid] = nil; end + p.attr.to = jid; + self:route_stanza(p); + end + end + end + if self.save then self:save(); end + if callback then callback(); end + for _, nick in ipairs(modified_nicks) do + p.attr.from = nick; + self:broadcast_except_nick(p, nick); + end + return true; +end + +function room_mt:get_role(nick) + local session = self._occupants[nick]; + return session and session.role or nil; +end +function room_mt:set_role(actor, nick, role, callback) + if role == "none" then role = nil; end + if role and role ~= "moderator" and role ~= "participant" and role ~= "visitor" then return nil, "modify", "not-acceptable"; end + if self:get_affiliation(actor) ~= "owner" then return nil, "cancel", "not-allowed"; end + local occupant = self._occupants[nick]; + if not occupant then return nil, "modify", "not-acceptable"; end + if occupant.affiliation == "owner" or occupant.affiliation == "admin" then return nil, "cancel", "not-allowed"; end + local p = st.presence({from = nick}) + :tag("x", {xmlns = "http://jabber.org/protocol/muc#user"}) + :tag("item", {affiliation=occupant.affiliation or "none", nick=nick, role=role or "none"}):up(); + if not role then -- kick + p.attr.type = "unavailable"; + self._occupants[nick] = nil; + for jid in pairs(occupant.sessions) do -- remove for all sessions of the nick + self._jid_nick[jid] = nil; + end + p:tag("status", {code = "307"}):up(); + else + occupant.role = role; + end + for jid in pairs(occupant.sessions) do -- send to all sessions of the nick + p.attr.to = jid; + self:route_stanza(p); + end + if callback then callback(); end + self:broadcast_except_nick(p, nick); + return true; +end + +local _M = {}; -- module "muc" + +function _M.new_room(jid) + return setmetatable({ + jid = jid; + _jid_nick = {}; + _occupants = {}; + _data = {}; + _affiliations = {}; + }, room_mt); +end + +return _M; @@ -36,7 +36,7 @@ pcall(require, "luarocks.require") config = require "core.configmanager" -do +function read_config() -- TODO: Check for other formats when we add support for them -- Use lfs? Make a new conf/ dir? local ok, level, err = config.load((CFG_CONFIGDIR or ".").."/prosody.cfg.lua"); @@ -62,236 +62,280 @@ do end end ---- Initialize logging -require "core.loggingmanager" - ---- Check runtime dependencies -require "util.dependencies" - ---- Load socket framework -local server = require "net.server" - -bare_sessions = {}; -full_sessions = {}; -hosts = {}; - --- Global 'prosody' object -prosody = {}; -local prosody = prosody; - -prosody.bare_sessions = bare_sessions; -prosody.full_sessions = full_sessions; -prosody.hosts = hosts; - -prosody.paths = { source = CFG_SOURCEDIR, config = CFG_CONFIGDIR, - plugins = CFG_PLUGINDIR, data = CFG_DATADIR }; - -prosody.arg = arg; - -prosody.events = require "util.events".new(); +function load_libraries() + --- Initialize logging + require "core.loggingmanager" + + --- Check runtime dependencies + require "util.dependencies" + + --- Load socket framework + server = require "net.server" +end + +function init_global_state() + bare_sessions = {}; + full_sessions = {}; + hosts = {}; + + -- Global 'prosody' object + prosody = {}; + local prosody = prosody; + + prosody.bare_sessions = bare_sessions; + prosody.full_sessions = full_sessions; + prosody.hosts = hosts; + + prosody.paths = { source = CFG_SOURCEDIR, config = CFG_CONFIGDIR, + plugins = CFG_PLUGINDIR, data = CFG_DATADIR }; + + prosody.arg = _G.arg; --- Try to determine version -local version_file = io.open((CFG_SOURCEDIR or ".").."/prosody.version"); -if version_file then - prosody.version = version_file:read("*a"):gsub("%s*$", ""); - version_file:close(); - if #prosody.version == 12 and prosody.version:match("^[a-f0-9]+$") then - prosody.version = "hg:"..prosody.version; + prosody.events = require "util.events".new(); + + prosody.platform = "unknown"; + if os.getenv("WINDIR") then + prosody.platform = "windows"; + elseif package.config:sub(1,1) == "/" then + prosody.platform = "posix"; + end + + prosody.installed = nil; + if CFG_SOURCEDIR and (prosody.platform == "windows" or CFG_SOURCEDIR:match("^/")) then + prosody.installed = true; + end + + -- Function to reload the config file + function prosody.reload_config() + log("info", "Reloading configuration file"); + prosody.events.fire_event("reloading-config"); + local ok, level, err = config.load((rawget(_G, "CFG_CONFIGDIR") or ".").."/prosody.cfg.lua"); + if not ok then + if level == "parser" then + log("error", "There was an error parsing the configuration file: %s", tostring(err)); + elseif level == "file" then + log("error", "Couldn't read the config file when trying to reload: %s", tostring(err)); + end + end + return ok, (err and tostring(level)..": "..tostring(err)) or nil; end -else - prosody.version = "unknown"; -end - -log("info", "Hello and welcome to Prosody version %s", prosody.version); - ---- Load and initialise core modules -require "util.import" -require "core.xmlhandlers" -require "core.rostermanager" -require "core.eventmanager" -require "core.hostmanager" -require "core.modulemanager" -require "core.usermanager" -require "core.sessionmanager" -require "core.stanza_router" - -require "util.array" -require "util.iterators" -require "util.timer" - --- Commented to protect us from --- the second kind of people ---[[ -pcall(require, "remdebug.engine"); -if remdebug then remdebug.engine.start() end -]] - -local cl = require "net.connlisteners"; - -require "util.stanza" -require "util.jid" - ------------------------------------------------------------------------- - - -------------- Begin code without a home --------------------- -local data_path = config.get("*", "core", "data_path") or CFG_DATADIR or "data"; -require "util.datamanager".set_data_path(data_path); -require "util.datamanager".add_callback(function(username, host, datastore, data) - if config.get(host, "core", "anonymous_login") then - return false; + -- Function to reopen logfiles + function prosody.reopen_logfiles() + log("info", "Re-opening log files"); + eventmanager.fire_event("reopen-log-files"); -- Handled by appropriate log sinks + prosody.events.fire_event("reopen-log-files"); end - return username, host, datastore, data; -end); ------------ End of out-of-place code -------------- + -- Function to initiate prosody shutdown + function prosody.shutdown(reason) + log("info", "Shutting down: %s", reason or "unknown reason"); + prosody.shutdown_reason = reason; + prosody.events.fire_event("server-stopping", {reason = reason}); + server.setquitting(true); + end +end --- Function to reload the config file -function prosody.reload_config() - log("info", "Reloading configuration file"); - prosody.events.fire_event("reloading-config"); - local ok, level, err = config.load((rawget(_G, "CFG_CONFIGDIR") or ".").."/prosody.cfg.lua"); - if not ok then - if level == "parser" then - log("error", "There was an error parsing the configuration file: %s", tostring(err)); - elseif level == "file" then - log("error", "Couldn't read the config file when trying to reload: %s", tostring(err)); +function read_version() + -- Try to determine version + local version_file = io.open((CFG_SOURCEDIR or ".").."/prosody.version"); + if version_file then + prosody.version = version_file:read("*a"):gsub("%s*$", ""); + version_file:close(); + if #prosody.version == 12 and prosody.version:match("^[a-f0-9]+$") then + prosody.version = "hg:"..prosody.version; end + else + prosody.version = "unknown"; end end --- Function to reopen logfiles -function prosody.reopen_logfiles() - log("info", "Re-opening log files"); - eventmanager.fire_event("reopen-log-files"); -- Handled by appropriate log sinks - prosody.events.fire_event("reopen-log-files"); +function load_secondary_libraries() + --- Load and initialise core modules + require "util.import" + require "core.xmlhandlers" + require "core.rostermanager" + require "core.eventmanager" + require "core.hostmanager" + require "core.modulemanager" + require "core.usermanager" + require "core.sessionmanager" + require "core.stanza_router" + + require "util.array" + require "util.iterators" + require "util.timer" + require "util.helpers" + + -- Commented to protect us from + -- the second kind of people + --[[ + pcall(require, "remdebug.engine"); + if remdebug then remdebug.engine.start() end + ]] + + require "net.connlisteners"; + + require "util.stanza" + require "util.jid" end --- Function to initiate prosody shutdown -function prosody.shutdown(reason) - log("info", "Shutting down: %s", reason or "unknown reason"); - prosody.events.fire_event("server-stopping", {reason = reason}); - server.setquitting(true); +function init_data_store() + local data_path = config.get("*", "core", "data_path") or CFG_DATADIR or "data"; + require "util.datamanager".set_data_path(data_path); + require "util.datamanager".add_callback(function(username, host, datastore, data) + if config.get(host, "core", "anonymous_login") then + return false; + end + return username, host, datastore, data; + end); end --- Signal to modules that we are ready to start -eventmanager.fire_event("server-starting"); -prosody.events.fire_event("server-starting"); +function prepare_to_start() + -- Signal to modules that we are ready to start + eventmanager.fire_event("server-starting"); + prosody.events.fire_event("server-starting"); --- Load SSL settings from config, and create a ctx table -local global_ssl_ctx = ssl and config.get("*", "core", "ssl"); -if global_ssl_ctx then - local default_ssl_ctx = { mode = "server", protocol = "sslv23", capath = "/etc/ssl/certs", verify = "none"; }; - setmetatable(global_ssl_ctx, { __index = default_ssl_ctx }); -end + -- Load SSL settings from config, and create a ctx table + local global_ssl_ctx = ssl and config.get("*", "core", "ssl"); + if global_ssl_ctx then + local default_ssl_ctx = { mode = "server", protocol = "sslv23", capath = "/etc/ssl/certs", verify = "none"; }; + setmetatable(global_ssl_ctx, { __index = default_ssl_ctx }); + end --- start listening on sockets -function net_activate_ports(option, listener, default, conntype) - if not cl.get(listener) then return; end - local ports = config.get("*", "core", option.."_ports") or default; - if type(ports) == "number" then ports = {ports} end; - - if type(ports) ~= "table" then - log("error", "core."..option.." is not a table"); - else - for _, port in ipairs(ports) do - if type(port) ~= "number" then - log("error", "Non-numeric "..option.."_ports: "..tostring(port)); - else - cl.start(listener, { - ssl = conntype ~= "tcp" and global_ssl_ctx, - port = port, - interface = config.get("*", "core", option.."_interface") - or cl.get(listener).default_interface - or config.get("*", "core", "interface"), - type = conntype - }); + local cl = require "net.connlisteners"; + -- start listening on sockets + function net_activate_ports(option, listener, default, conntype) + if not cl.get(listener) then return; end + local ports = config.get("*", "core", option.."_ports") or default; + if type(ports) == "number" then ports = {ports} end; + + if type(ports) ~= "table" then + log("error", "core."..option.." is not a table"); + else + for _, port in ipairs(ports) do + if type(port) ~= "number" then + log("error", "Non-numeric "..option.."_ports: "..tostring(port)); + else + cl.start(listener, { + ssl = conntype ~= "tcp" and global_ssl_ctx, + port = port, + interface = config.get("*", "core", option.."_interface") + or cl.get(listener).default_interface + or config.get("*", "core", "interface"), + type = conntype + }); + end end end end -end - -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"); -net_activate_ports("console", "console", {5582}, "tcp"); --- Catch global accesses -- -local locked_globals_mt = { __index = function (t, k) error("Attempt to read a non-existent global '"..k.."'", 2); end, __newindex = function (t, k, v) error("Attempt to set a global: "..tostring(k).." = "..tostring(v), 2); end } - -function prosody.unlock_globals() - setmetatable(_G, nil); -end + 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"); + net_activate_ports("console", "console", {5582}, "tcp"); + + prosody.start_time = os.time(); +end + +function init_global_protection() + -- Catch global accesses -- + local locked_globals_mt = { __index = function (t, k) error("Attempt to read a non-existent global '"..k.."'", 2); end, __newindex = function (t, k, v) error("Attempt to set a global: "..tostring(k).." = "..tostring(v), 2); end } + + function prosody.unlock_globals() + setmetatable(_G, nil); + end + + function prosody.lock_globals() + setmetatable(_G, locked_globals_mt); + end -function prosody.lock_globals() - setmetatable(_G, locked_globals_mt); + -- And lock now... + prosody.lock_globals(); end --- And lock now... -prosody.lock_globals(); - -prosody.start_time = os.time(); - -eventmanager.fire_event("server-started"); -prosody.events.fire_event("server-started"); - --- Error handler for errors that make it this far -local function catch_uncaught_error(err) - if err:match("%d*: interrupted!$") then - return "quitting"; +function loop() + -- Error handler for errors that make it this far + local function catch_uncaught_error(err) + if err:match("%d*: interrupted!$") then + return "quitting"; + end + + log("error", "Top-level error, please report:\n%s", tostring(err)); + local traceback = debug.traceback("", 2); + if traceback then + log("error", "%s", traceback); + end + + prosody.events.fire_event("very-bad-error", {error = err, traceback = traceback}); end - log("error", "Top-level error, please report:\n%s", tostring(err)); - local traceback = debug.traceback("", 2); - if traceback then - log("error", "%s", traceback); + while select(2, xpcall(server.loop, catch_uncaught_error)) ~= "quitting" do + socket.sleep(0.2); end - - prosody.events.fire_event("very-bad-error", {error = err, traceback = traceback}); end -while select(2, xpcall(server.loop, catch_uncaught_error)) ~= "quitting" do - socket.sleep(0.2); -end - -log("info", "Shutdown status: Cleaning up"); -prosody.events.fire_event("server-cleanup"); - --- Ok, we're quitting I know, but we --- need to do some tidying before we go :) -server.setquitting(false); - -log("info", "Shutdown status: Closing all active sessions"); -for hostname, host in pairs(hosts) do - log("debug", "Shutdown status: Closing client connections for %s", hostname) - if host.sessions then - for username, user in pairs(host.sessions) do - for resource, session in pairs(user.sessions) do - log("debug", "Closing connection for %s@%s/%s", username, hostname, resource); - session:close("system-shutdown"); +function cleanup() + log("info", "Shutdown status: Cleaning up"); + prosody.events.fire_event("server-cleanup"); + + -- Ok, we're quitting I know, but we + -- need to do some tidying before we go :) + server.setquitting(false); + + log("info", "Shutdown status: Closing all active sessions"); + for hostname, host in pairs(hosts) do + log("debug", "Shutdown status: Closing client connections for %s", hostname) + if host.sessions then + local reason = { condition = "system-shutdown", text = "Server is shutting down" }; + if prosody.shutdown_reason then + reason.text = reason.text..": "..prosody.shutdown_reason; + end + for username, user in pairs(host.sessions) do + for resource, session in pairs(user.sessions) do + log("debug", "Closing connection for %s@%s/%s", username, hostname, resource); + session:close(reason); + end end end - end - log("debug", "Shutdown status: Closing outgoing s2s connections from %s", hostname); - if host.s2sout then - for remotehost, session in pairs(host.s2sout) do - if session.close then - session:close("system-shutdown"); - else - log("warn", "Unable to close outgoing s2s session to %s, no session:close()?!", remotehost); + log("debug", "Shutdown status: Closing outgoing s2s connections from %s", hostname); + if host.s2sout then + for remotehost, session in pairs(host.s2sout) do + if session.close then + session:close("system-shutdown"); + else + log("warn", "Unable to close outgoing s2s session to %s, no session:close()?!", remotehost); + end end end end + + log("info", "Shutdown status: Closing all server connections"); + server.closeall(); + + server.setquitting(true); end -log("info", "Shutdown status: Closing all server connections"); -server.closeall(); +read_config(); +load_libraries(); +init_global_state(); +read_version(); +log("info", "Hello and welcome to Prosody version %s", prosody.version); +load_secondary_libraries(); +init_data_store(); +prepare_to_start(); +init_global_protection(); -server.setquitting(true); +eventmanager.fire_event("server-started"); +prosody.events.fire_event("server-started"); +loop(); + +log("info", "Shutting down..."); +cleanup(); eventmanager.fire_event("server-stopped"); prosody.events.fire_event("server-stopped"); -log("info", "Shutdown status: Complete!"); +log("info", "Shutdown complete"); + diff --git a/tools/ejabberd2prosody.lua b/tools/ejabberd2prosody.lua index c18056c1..7b19260d 100755 --- a/tools/ejabberd2prosody.lua +++ b/tools/ejabberd2prosody.lua @@ -91,13 +91,24 @@ local filters = { local name = tuple[5]; local subscription = tuple[6]; local ask = tuple[7]; local groups = tuple[8]; if type(name) ~= type("") then name = nil; end - if ask == "none" then ask = nil; elseif ask == "out" then ask = "subscribe" elseif ask == "in" then + if ask == "none" then + ask = nil; + elseif ask == "out" then + ask = "subscribe" + elseif ask == "in" then roster_pending(node, host, contact); - return; - else error(ask) end + ask = nil; + elseif ask == "both" then + roster_pending(node, host, contact); + ask = "subscribe"; + else error("Unknown ask type: "..ask); end if subscription ~= "both" and subscription ~= "from" and subscription ~= "to" and subscription ~= "none" then error(subscription) end local item = {name = name, ask = ask, subscription = subscription, groups = {}}; - for _, g in ipairs(groups) do item.groups[g] = true; end + for _, g in ipairs(groups) do + if type(g) == "string" then + item.groups[g] = true; + end + end roster(node, host, contact, item); end; private_storage = function(tuple) diff --git a/tools/ejabberdsql2prosody.lua b/tools/ejabberdsql2prosody.lua new file mode 100644 index 00000000..f652af5b --- /dev/null +++ b/tools/ejabberdsql2prosody.lua @@ -0,0 +1,346 @@ +#!/usr/bin/env lua +-- Prosody IM +-- 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. +-- + +package.path = package.path ..";../?.lua"; +local serialize = require "util.serialization".serialize; +local st = require "util.stanza"; +package.loaded["util.logger"] = {init = function() return function() end; end} +local dm = require "util.datamanager" +dm.set_data_path("data"); + +function parseFile(filename) +------ + +local file = nil; +local last = nil; +local function read(expected) + local ch; + if last then + ch = last; last = nil; + else ch = file:read(1); end + if expected and ch ~= expected then error("expected: "..expected.."; got: "..(ch or "nil")); end + return ch; +end +local function pushback(ch) + if last then error(); end + last = ch; +end +local function peek() + if not last then last = read(); end + return last; +end + +local escapes = { + ["\\0"] = "\0"; + ["\\'"] = "'"; + ["\\\""] = "\""; + ["\\b"] = "\b"; + ["\\n"] = "\n"; + ["\\r"] = "\r"; + ["\\t"] = "\t"; + ["\\Z"] = "\26"; + ["\\\\"] = "\\"; + ["\\%"] = "%"; + ["\\_"] = "_"; +} +local function unescape(s) + return escapes[s] or error("Unknown escape sequence: "..s); +end +local function readString() + read("'"); + local s = ""; + while true do + local ch = peek(); + if ch == "\\" then + s = s..unescape(read()..read()); + elseif ch == "'" then + break; + else + s = s..read(); + end + end + read("'"); + return s; +end +local function readNonString() + local s = ""; + while true do + if peek() == "," or peek() == ")" then + break; + else + s = s..read(); + end + end + return tonumber(s); +end +local function readItem() + if peek() == "'" then + return readString(); + else + return readNonString(); + end +end +local function readTuple() + local items = {} + read("("); + while peek() ~= ")" do + table.insert(items, readItem()); + if peek() == ")" then break; end + read(","); + end + read(")"); + return items; +end +local function readTuples() + if peek() ~= "(" then read("("); end + local tuples = {}; + while true do + table.insert(tuples, readTuple()); + if peek() == "," then read() end + if peek() == ";" then break; end + end + return tuples; +end +local function readTableName() + local tname = ""; + while peek() ~= "`" do tname = tname..read(); end + return tname; +end +local function readInsert() + if peek() == nil then return nil; end + for ch in ("INSERT INTO `"):gmatch(".") do -- find line starting with this + if peek() == ch then + read(); -- found + else -- match failed, skip line + while peek() and read() ~= "\n" do end + return nil; + end + end + local tname = readTableName(); + for ch in ("` VALUES "):gmatch(".") do read(ch); end -- expect this + local tuples = readTuples(); + read(";"); read("\n"); + return tname, tuples; +end + +local function readFile(filename) + file = io.open(filename); + if not file then error("File not found: "..filename); os.exit(0); end + local t = {}; + while true do + local tname, tuples = readInsert(); + if tname then + if t[tname] then + local t_name = t[tname]; + for i=1,#tuples do + table.insert(t_name, tuples[i]); + end + else + t[tname] = tuples; + end + elseif peek() == nil then + break; + end + end + return t; +end + +return readFile(filename); + +------ +end + +-- XML parser +local parse_xml = (function() + local entity_map = setmetatable({ + ["amp"] = "&"; + ["gt"] = ">"; + ["lt"] = "<"; + ["apos"] = "'"; + ["quot"] = "\""; + }, {__index = function(_, s) + if s:sub(1,1) == "#" then + if s:sub(2,2) == "x" then + return string.char(tonumber(s:sub(3), 16)); + else + return string.char(tonumber(s:sub(2))); + end + end + end + }); + local function xml_unescape(str) + return (str:gsub("&(.-);", entity_map)); + end + local function parse_tag(s) + local name,sattr=(s):gmatch("([^%s]+)(.*)")(); + local attr = {}; + for a,b in (sattr):gmatch("([^=%s]+)=['\"]([^'\"]*)['\"]") do attr[a] = xml_unescape(b); end + return name, attr; + end + return function(xml) + local stanza = st.stanza("root"); + local regexp = "<([^>]*)>([^<]*)"; + for elem, text in xml:gmatch(regexp) do + if elem:sub(1,1) == "!" or elem:sub(1,1) == "?" then -- neglect comments and processing-instructions + elseif elem:sub(1,1) == "/" then -- end tag + elem = elem:sub(2); + stanza:up(); -- TODO check for start-end tag name match + elseif elem:sub(-1,-1) == "/" then -- empty tag + elem = elem:sub(1,-2); + local name,attr = parse_tag(elem); + stanza:tag(name, attr):up(); + else -- start tag + local name,attr = parse_tag(elem); + stanza:tag(name, attr); + end + if #text ~= 0 then -- text + stanza:text(xml_unescape(text)); + end + end + return stanza.tags[1]; + end +end)(); +-- end of XML parser + +local arg, host = ...; +local help = "/? -? ? /h -h /help -help --help"; +if not(arg and host) or help:find(arg, 1, true) then + print([[ejabberd SQL DB dump importer for Prosody + + Usage: ejabberdsql2prosody.lua filename.txt hostname + +The file can be generated using mysqldump: + mysqldump db_name > filename.txt]]); + os.exit(1); +end +local map = { + ["last"] = {"username", "seconds", "state"}; + ["privacy_default_list"] = {"username", "name"}; + ["privacy_list"] = {"username", "name", "id"}; + ["privacy_list_data"] = {"id", "t", "value", "action", "ord", "match_all", "match_iq", "match_message", "match_presence_in", "match_presence_out"}; + ["private_storage"] = {"username", "namespace", "data"}; + ["rostergroups"] = {"username", "jid", "grp"}; + ["rosterusers"] = {"username", "jid", "nick", "subscription", "ask", "askmessage", "server", "subscribe", "type"}; + ["spool"] = {"username", "xml", "seq"}; + ["users"] = {"username", "password"}; + ["vcard"] = {"username", "vcard"}; + --["vcard_search"] = {}; +} +local NULL = {}; +local t = parseFile(arg); +for name, data in pairs(t) do + local m = map[name]; + if m then + if #data > 0 and #data[1] ~= #m then + print("[warning] expected "..#m.." columns for table `"..name.."`, found "..#data[1]); + end + for i=1,#data do + local row = data[i]; + for j=1,#m do + row[m[j]] = row[j]; + row[j] = nil; + end + end + end +end +--print(serialize(t)); + +for i, row in ipairs(t["users"] or NULL) do + local node, password = row.username, row.password; + local ret, err = dm.store(node, host, "accounts", {password = password}); + print("["..(err or "success").."] accounts: "..node.."@"..host.." = "..password); +end + +function roster(node, host, jid, item) + local roster = dm.load(node, host, "roster") or {}; + roster[jid] = item; + local ret, err = dm.store(node, host, "roster", roster); + print("["..(err or "success").."] roster: " ..node.."@"..host.." - "..jid); +end +function roster_pending(node, host, jid) + local roster = dm.load(node, host, "roster") or {}; + roster.pending = roster.pending or {}; + roster.pending[jid] = true; + local ret, err = dm.store(node, host, "roster", roster); + print("["..(err or "success").."] roster-pending: " ..node.."@"..host.." - "..jid); +end +function roster_group(node, host, jid, group) + local roster = dm.load(node, host, "roster") or {}; + local item = roster[jid]; + if not item then print("Warning: No roster item "..jid.." for user "..node..", can't put in group "..group); return; end + item.groups[group] = true; + local ret, err = dm.store(node, host, "roster", roster); + print("["..(err or "success").."] roster-group: " ..node.."@"..host.." - "..jid.." - "..group); +end +function private_storage(node, host, xmlns, stanza) + local private = dm.load(node, host, "private") or {}; + private[stanza.name..":"..xmlns] = st.preserialize(stanza); + local ret, err = dm.store(node, host, "private", private); + print("["..(err or "success").."] private: " ..node.."@"..host.." - "..xmlns); +end +function offline_msg(node, host, t, stanza) + stanza.attr.stamp = os.date("!%Y-%m-%dT%H:%M:%SZ", t); + stanza.attr.stamp_legacy = os.date("!%Y%m%dT%H:%M:%S", t); + local ret, err = dm.list_append(node, host, "offline", st.preserialize(stanza)); + print("["..(err or "success").."] offline: " ..node.."@"..host.." - "..os.date("!%Y-%m-%dT%H:%M:%SZ", t)); +end +for i, row in ipairs(t["rosterusers"] or NULL) do + local node, contact = row.username, row.jid; + local name = row.nick; + if name == "" then name = nil; end + local subscription = row.subscription; + if subscription == "N" then + subscription = "none" + elseif subscription == "B" then + subscription = "both" + elseif subscription == "F" then + subscription = "from" + elseif subscription == "T" then + subscription = "to" + else error("Unknown subscription type: "..subscription) end; + local ask = row.ask; + if ask == "N" then + ask = nil; + elseif ask == "O" then + ask = "subscribe"; + elseif ask == "I" then + roster_pending(node, host, contact); + ask = nil; + elseif ask == "B" then + roster_pending(node, host, contact); + ask = "subscribe"; + else error("Unknown ask type: "..ask); end + local item = {name = name, ask = ask, subscription = subscription, groups = {}}; + roster(node, host, contact, item); +end +for i, row in ipairs(t["rostergroups"] or NULL) do + roster_group(row.username, host, row.jid, row.grp); +end +for i, row in ipairs(t["vcard"] or NULL) do + local ret, err = dm.store(row.username, host, "vcard", st.preserialize(parse_xml(row.vcard))); + print("["..(err or "success").."] vCard: "..row.username.."@"..host); +end +for i, row in ipairs(t["private_storage"] or NULL) do + private_storage(row.username, host, row.namespace, parse_xml(row.data)); +end +table.sort(t["spool"] or NULL, function(a,b) return a.seq < b.seq; end); -- sort by sequence number, just in case +local time_offset = os.difftime(os.time(os.date("!*t")), os.time(os.date("*t"))) -- to deal with timezones +local date_parse = function(s) + local year, month, day, hour, min, sec = s:match("(....)-?(..)-?(..)T(..):(..):(..)"); + return os.time({year=year, month=month, day=day, hour=hour, min=min, sec=sec-time_offset}); +end +for i, row in ipairs(t["spool"] or NULL) do + local stanza = parse_xml(row.xml); + local last_child = stanza.tags[#stanza.tags]; + if not last_child or last_child ~= stanza[#stanza] then error("Last child of offline message is not a tag"); end + if last_child.name ~= "x" and last_child.attr.xmlns ~= "jabber:x:delay" then error("Last child of offline message is not a timestamp"); end + stanza[#stanza], stanza.tags[#stanza.tags] = nil, nil; + local t = date_parse(last_child.attr.stamp); + offline_msg(row.username, host, t, stanza); +end diff --git a/tools/erlparse.lua b/tools/erlparse.lua index f2d410a3..bfec3b4d 100644 --- a/tools/erlparse.lua +++ b/tools/erlparse.lua @@ -45,16 +45,26 @@ local function isSpace(ch) return ch <= _space; end +local escapes = {["\\b"]="\b", ["\\d"]="\d", ["\\e"]="\e", ["\\f"]="\f", ["\\n"]="\n", ["\\r"]="\r", ["\\s"]="\s", ["\\t"]="\t", ["\\v"]="\v", ["\\\""]="\"", ["\\'"]="'", ["\\\\"]="\\"}; local function readString() read("\""); -- skip quote local slash = nil; local str = ""; while true do local ch = read(); - if ch == "\"" and not slash then break; end - str = str..ch; + if slash then + slash = slash..ch; + if not escapes[slash] then error("Unknown escape sequence: "..slash); end + str = str..escapes[slash]; + slash = nil; + elseif ch == "\"" then + break; + elseif ch == "\\" then + slash = ch; + else + str = str..ch; + end end - str = str:gsub("\\.", {["\\b"]="\b", ["\\d"]="\d", ["\\e"]="\e", ["\\f"]="\f", ["\\n"]="\n", ["\\r"]="\r", ["\\s"]="\s", ["\\t"]="\t", ["\\v"]="\v", ["\\\""]="\"", ["\\'"]="'", ["\\\\"]="\\"}); return str; end local function readAtom1() diff --git a/util/pubsub.lua b/util/broadcast.lua index 8f6af2fd..8f6af2fd 100644 --- a/util/pubsub.lua +++ b/util/broadcast.lua diff --git a/util/discohelper.lua b/util/discohelper.lua deleted file mode 100644 index 5d9bf287..00000000 --- a/util/discohelper.lua +++ /dev/null @@ -1,89 +0,0 @@ --- Prosody IM --- 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 t_insert = table.insert; -local jid_split = require "util.jid".split; -local ipairs = ipairs; -local st = require "util.stanza"; - -module "discohelper"; - -local function addDiscoItemsHandler(self, jid, func) - if self.item_handlers[jid] then - t_insert(self.item_handlers[jid], func); - else - self.item_handlers[jid] = {func}; - end -end - -local function addDiscoInfoHandler(self, jid, func) - if self.info_handlers[jid] then - t_insert(self.info_handlers[jid], func); - else - self.info_handlers[jid] = {func}; - end -end - -local function handle(self, stanza) - if stanza.name == "iq" and stanza.tags[1].name == "query" then - local query = stanza.tags[1]; - local to = stanza.attr.to; - local from = stanza.attr.from - local node = query.attr.node or ""; - local to_node, to_host = jid_split(to); - - local reply = st.reply(stanza):query(query.attr.xmlns); - local handlers; - if query.attr.xmlns == "http://jabber.org/protocol/disco#info" then -- select handler set - handlers = self.info_handlers; - elseif query.attr.xmlns == "http://jabber.org/protocol/disco#items" then - handlers = self.item_handlers; - end - local handler; - local found; -- to keep track of any handlers found - if to_node then -- handlers which get called always - handler = handlers["*node"]; - else - handler = handlers["*host"]; - end - if handler then -- call always called handler - for _, h in ipairs(handler) do - if h(reply, to, from, node) then found = true; end - end - end - handler = handlers[to]; -- get the handler - if not handler then -- if not found then use default handler - if to_node then - handler = handlers["*defaultnode"]; - else - handler = handlers["*defaulthost"]; - end - end - if handler then - for _, h in ipairs(handler) do - if h(reply, to, from, node) then found = true; end - end - end - if found then return reply; end -- return the reply if there was one - return st.error_reply(stanza, "cancel", "service-unavailable"); - end -end - -function new() - return { - item_handlers = {}; - info_handlers = {}; - addDiscoItemsHandler = addDiscoItemsHandler; - addDiscoInfoHandler = addDiscoInfoHandler; - handle = handle; - }; -end - -return _M; diff --git a/util/helpers.lua b/util/helpers.lua new file mode 100644 index 00000000..c8434794 --- /dev/null +++ b/util/helpers.lua @@ -0,0 +1,27 @@ + +module("helpers", package.seeall); + +-- Helper functions for debugging + +local log = require "util.logger".init("util.debug"); + +function log_events(events, name, logger) + local f = events.fire_event; + if not f then + error("Object does not appear to be a util.events object"); + end + logger = logger or log; + name = name or tostring(events); + function events.fire_event(event, ...) + logger("debug", "%s firing event: %s", name, event); + return f(event, ...); + end + events[events.fire_event] = f; + return events; +end + +function revert_log_events(events) + events.fire_event, events[events.fire_event] = events[events.fire_event], nil; -- :) +end + +return _M; diff --git a/util/iterators.lua b/util/iterators.lua index 08bb729c..ba33bc80 100644 --- a/util/iterators.lua +++ b/util/iterators.lua @@ -78,6 +78,39 @@ function count(f, s, var) return x; end +-- Return the first n items an iterator returns +function head(n, f, s, var) + local c = 0; + return function (s, var) + if c >= n then + return nil; + end + c = c + 1; + return f(s, var); + end, s; +end + +function tail(n, f, s, var) + local results, count = {}, 0; + while true do + local ret = { f(s, var) }; + var = ret[1]; + if var == nil then break; end + results[(count%n)+1] = ret; + count = count + 1; + end + + if n > count then n = count; end + + local pos = 0; + return function () + pos = pos + 1; + if pos > n then return nil; end + return unpack(results[((count-1+pos)%n)+1]); + end + --return reverse(head(n, reverse(f, s, var))); +end + -- Convert the values returned by an iterator to an array function it2array(f, s, var) local t, var = {}; diff --git a/util/muc.lua b/util/muc.lua deleted file mode 100644 index badcffce..00000000 --- a/util/muc.lua +++ /dev/null @@ -1,418 +0,0 @@ --- Prosody IM --- 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 datamanager = require "util.datamanager"; -local datetime = require "util.datetime"; - -local jid_split = require "util.jid".split; -local jid_bare = require "util.jid".bare; -local st = require "util.stanza"; -local log = require "util.logger".init("mod_muc"); -local multitable_new = require "util.multitable".new; -local t_insert, t_remove = table.insert, table.remove; - -local muc_domain = nil; --module:get_host(); -local history_length = 20; - ------------- -local function filter_xmlns_from_array(array, filters) - local count = 0; - for i=#array,1,-1 do - local attr = array[i].attr; - if filters[attr and attr.xmlns] then - t_remove(array, i); - count = count + 1; - end - end - return count; -end -local function filter_xmlns_from_stanza(stanza, filters) - if filters then - if filter_xmlns_from_array(stanza.tags, filters) ~= 0 then - return stanza, filter_xmlns_from_array(stanza, filters); - end - end - return stanza, 0; -end -local presence_filters = {["http://jabber.org/protocol/muc"]=true;["http://jabber.org/protocol/muc#user"]=true}; -local function get_filtered_presence(stanza) - return filter_xmlns_from_stanza(st.clone(stanza), presence_filters); -end -local kickable_error_conditions = { - ["gone"] = true; - ["internal-server-error"] = true; - ["item-not-found"] = true; - ["jid-malformed"] = true; - ["recipient-unavailable"] = true; - ["redirect"] = true; - ["remote-server-not-found"] = true; - ["remote-server-timeout"] = true; - ["service-unavailable"] = true; -}; -local function get_kickable_error(stanza) - for _, tag in ipairs(stanza.tags) do - if tag.name == "error" and tag.attr.xmlns == "jabber:client" then - for _, cond in ipairs(tag.tags) do - if cond.attr.xmlns == "urn:ietf:params:xml:ns:xmpp-stanzas" then - return kickable_error_conditions[cond.name] and cond.name; - end - end - return true; -- malformed error message - end - end - return true; -- malformed error message -end -local function getUsingPath(stanza, path, getText) - local tag = stanza; - for _, name in ipairs(path) do - if type(tag) ~= 'table' then return; end - tag = tag:child_with_name(name); - end - if tag and getText then tag = table.concat(tag); end - return tag; -end -local function getTag(stanza, path) return getUsingPath(stanza, path); end -local function getText(stanza, path) return getUsingPath(stanza, path, true); end ------------ - ---[[function get_room_disco_info(room, stanza) - return st.iq({type='result', id=stanza.attr.id, from=stanza.attr.to, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#info") - :tag("identity", {category='conference', type='text', name=room._data["name"]):up() - :tag("feature", {var="http://jabber.org/protocol/muc"}); -- TODO cache disco reply -end -function get_room_disco_items(room, stanza) - return st.iq({type='result', id=stanza.attr.id, from=stanza.attr.to, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#items"); -end -- TODO allow non-private rooms]] - --- - -local function room_broadcast_presence(room, stanza, code, nick) - stanza = get_filtered_presence(stanza); - local data = room._participants[stanza.attr.from]; - stanza:tag("x", {xmlns='http://jabber.org/protocol/muc#user'}) - :tag("item", {affiliation=data.affiliation, role=data.role, nick=nick}):up(); - if code then - stanza:tag("status", {code=code}):up(); - end - local me; - for occupant, o_data in pairs(room._participants) do - if occupant ~= stanza.attr.from then - for jid in pairs(o_data.sessions) do - stanza.attr.to = jid; - room:route_stanza(stanza); - end - else - me = o_data; - end - end - if me then - stanza:tag("status", {code='110'}); - for jid in pairs(me.sessions) do - stanza.attr.to = jid; - room:route_stanza(stanza); - end - end -end -local function room_broadcast_message(room, stanza, historic) - for occupant, o_data in pairs(room._participants) do - for jid in pairs(o_data.sessions) do - stanza.attr.to = jid; - room:route_stanza(stanza); - end - end - if historic then -- add to history - local history = room._data['history']; - if not history then history = {}; room._data['history'] = history; end - -- stanza = st.clone(stanza); - stanza:tag("delay", {xmlns = "urn:xmpp:delay", from = muc_domain, stamp = datetime.datetime()}):up(); -- XEP-0203 - stanza:tag("x", {xmlns = "jabber:x:delay", from = muc_domain, stamp = datetime.legacy()}):up(); -- XEP-0091 (deprecated) - t_insert(history, st.clone(st.preserialize(stanza))); - while #history > history_length do t_remove(history, 1) end - end -end - - -local function room_send_occupant_list(room, to) - local current_nick = room._jid_nick[to]; - for occupant, o_data in pairs(room._participants) do - if occupant ~= current_nick then - local pres = get_filtered_presence(o_data.sessions[o_data.jid]); - pres.attr.to, pres.attr.from = to, occupant; - pres:tag("x", {xmlns='http://jabber.org/protocol/muc#user'}) - :tag("item", {affiliation=o_data.affiliation, role=o_data.role}):up(); - room:route_stanza(pres); - end - end -end -local function room_send_history(room, to) - local history = room._data['history']; -- send discussion history - if history then - for _, msg in ipairs(history) do - msg = st.deserialize(msg); - msg.attr.to=to; - room:route_stanza(msg); - end - end - if room._data['subject'] then - room:route_stanza(st.message({type='groupchat', from=room.jid, to=to}):tag("subject"):text(room._data['subject'])); - end -end - -local function room_get_disco_info(self, stanza) end -local function room_get_disco_items(self, stanza) end -local function room_set_subject(room, current_nick, subject) - -- TODO check nick's authority - if subject == "" then subject = nil; end - room._data['subject'] = subject; - local msg = st.message({type='groupchat', from=current_nick}) - :tag('subject'):text(subject):up(); - room_broadcast_message(room, msg, false); - return true; -end - -local function room_handle_to_occupant(self, origin, stanza) -- PM, vCards, etc - local from, to = stanza.attr.from, stanza.attr.to; - local room = jid_bare(to); - local current_nick = self._jid_nick[from]; - local type = stanza.attr.type; - log("debug", "room: %s, current_nick: %s, stanza: %s", room or "nil", current_nick or "nil", stanza:top_tag()); - if (select(2, jid_split(from)) == muc_domain) then error("Presence from the MUC itself!!!"); end - if stanza.name == "presence" then - local pr = get_filtered_presence(stanza); - pr.attr.from = current_nick; - if type == "error" then -- error, kick em out! - if current_nick then - log("debug", "kicking %s from %s", current_nick, room); - room_handle_to_occupant(self, origin, st.presence({type='unavailable', from=from, to=to}):tag('status'):text('This participant is kicked from the room because he sent an error presence')); -- send unavailable - end - elseif type == "unavailable" then -- unavailable - if current_nick then - log("debug", "%s leaving %s", current_nick, room); - local data = self._participants[current_nick]; - data.role = 'none'; - room_broadcast_presence(self, pr); - self._participants[current_nick] = nil; - self._jid_nick[from] = nil; - end - elseif not type then -- available - if current_nick then - --if #pr == #stanza or current_nick ~= to then -- commented because google keeps resending directed presence - if current_nick == to then -- simple presence - log("debug", "%s broadcasted presence", current_nick); - self._participants[current_nick].sessions[from] = pr; - room_broadcast_presence(self, pr); - else -- change nick - if self._participants[to] then - log("debug", "%s couldn't change nick", current_nick); - origin.send(st.error_reply(stanza, "cancel", "conflict"):tag("x", {xmlns = "http://jabber.org/protocol/muc"})); - else - local data = self._participants[current_nick]; - local to_nick = select(3, jid_split(to)); - if to_nick then - log("debug", "%s (%s) changing nick to %s", current_nick, data.jid, to); - local p = st.presence({type='unavailable', from=current_nick}); - room_broadcast_presence(self, p, '303', to_nick); - self._participants[current_nick] = nil; - self._participants[to] = data; - self._jid_nick[from] = to; - pr.attr.from = to; - self._participants[to].sessions[from] = pr; - room_broadcast_presence(self, pr); - else - --TODO malformed-jid - end - end - end - --else -- possible rejoin - -- log("debug", "%s had connection replaced", current_nick); - -- handle_to_occupant(origin, st.presence({type='unavailable', from=from, to=to}):tag('status'):text('Replaced by new connection'):up()); -- send unavailable - -- handle_to_occupant(origin, stanza); -- resend available - --end - else -- enter room - local new_nick = to; - if self._participants[to] then - new_nick = nil; - end - if not new_nick then - log("debug", "%s couldn't join due to nick conflict: %s", from, to); - origin.send(st.error_reply(stanza, "cancel", "conflict"):tag("x", {xmlns = "http://jabber.org/protocol/muc"})); - else - log("debug", "%s joining as %s", from, to); - local data; --- if not rooms:get(room) and not rooms_info:get(room) then -- new room --- rooms_info:set(room, 'name', (jid_split(room))); --- data = {affiliation='owner', role='moderator', jid=from, sessions={[from]=get_filtered_presence(stanza)}}; --- end - if not data then -- new occupant - data = {affiliation='none', role='participant', jid=from, sessions={[from]=get_filtered_presence(stanza)}}; - end - self._participants[to] = data; - self._jid_nick[from] = to; - room_send_occupant_list(self, from); - pr.attr.from = to; - room_broadcast_presence(self, pr); - room_send_history(self, from); - end - end - elseif type ~= 'result' then -- bad type - origin.send(st.error_reply(stanza, "modify", "bad-request")); -- FIXME correct error? - end - elseif not current_nick and type ~= "error" and type ~= "result" then -- not in room - origin.send(st.error_reply(stanza, "cancel", "not-acceptable")); - elseif stanza.name == "message" and type == "groupchat" then -- groupchat messages not allowed in PM - origin.send(st.error_reply(stanza, "modify", "bad-request")); - elseif stanza.name == "message" and type == "error" and get_kickable_error(stanza) then - log("debug", "%s kicked from %s for sending an error message", current_nick, room); - room_handle_to_occupant(self, origin, st.presence({type='unavailable', from=from, to=to}):tag('status'):text('This participant is kicked from the room because he sent an error message to another occupant')); -- send unavailable - else -- private stanza - local o_data = self._participants[to]; - if o_data then - log("debug", "%s sent private stanza to %s (%s)", from, to, o_data.jid); - local jid = o_data.jid; - -- TODO if stanza.name=='iq' and type=='get' and stanza.tags[1].attr.xmlns == 'vcard-temp' then jid = jid_bare(jid); end - stanza.attr.to, stanza.attr.from = jid, current_nick; - self:route_stanza(stanza); - elseif type ~= "error" and type ~= "result" then -- recipient not in room - origin.send(st.error_reply(stanza, "cancel", "item-not-found", "Recipient not in room")); - end - end -end - -local function room_handle_to_room(self, origin, stanza) -- presence changes and groupchat messages, along with disco/etc - local type = stanza.attr.type; - if stanza.name == "iq" and type == "get" then -- disco requests - local xmlns = stanza.tags[1].attr.xmlns; - if xmlns == "http://jabber.org/protocol/disco#info" then - origin.send(room_get_disco_info(self, stanza)); - elseif xmlns == "http://jabber.org/protocol/disco#items" then - origin.send(room_get_disco_items(self, stanza)); - else - origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); - end - elseif stanza.name == "message" and type == "groupchat" then - local from, to = stanza.attr.from, stanza.attr.to; - local room = jid_bare(to); - local current_nick = self._jid_nick[from]; - if not current_nick then -- not in room - origin.send(st.error_reply(stanza, "cancel", "not-acceptable")); - else - local from = stanza.attr.from; - stanza.attr.from = current_nick; - local subject = getText(stanza, {"subject"}); - if subject then - self:set_subject(current_nick, subject); -- TODO use broadcast_message_stanza - else - room_broadcast_message(self, stanza, true); - end - end - elseif stanza.name == "presence" then -- hack - some buggy clients send presence updates to the room rather than their nick - local to = stanza.attr.to; - local current_nick = self._jid_nick[stanza.attr.from]; - if current_nick then - stanza.attr.to = current_nick; - room_handle_to_occupant(self, origin, stanza); - stanza.attr.to = to; - elseif type ~= "error" and type ~= "result" then - origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); - end - elseif stanza.name == "message" and not stanza.attr.type and #stanza.tags == 1 and self._jid_nick[stanza.attr.from] - and stanza.tags[1].name == "x" and stanza.tags[1].attr.xmlns == "http://jabber.org/protocol/muc#user" and #stanza.tags[1].tags == 1 - and stanza.tags[1].tags[1].name == "invite" and stanza.tags[1].tags[1].attr.to then - local _from, _to = stanza.attr.from, stanza.attr.to; - local _invitee = stanza.tags[1].tags[1].attr.to; - stanza.attr.from, stanza.attr.to = _to, _invitee; - stanza.tags[1].tags[1].attr.from, stanza.tags[1].tags[1].attr.to = _from, nil; - self:route_stanza(stanza); - stanza.tags[1].tags[1].attr.from, stanza.tags[1].tags[1].attr.to = nil, _invitee; - stanza.attr.from, stanza.attr.to = _from, _to; - else - if type == "error" or type == "result" then return; end - origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); - end -end - -local function room_handle_stanza(self, origin, stanza) - local to_node, to_host, to_resource = jid_split(stanza.attr.to); - if to_resource then - room_handle_to_occupant(self, origin, stanza); - else - room_handle_to_room(self, origin, stanza); - end -end - -module "muc" - -function new_room(jid) - return { - jid = jid; - handle_stanza = room_handle_stanza; - set_subject = room_set_subject; - route_stanza = function(room, stanza) end; -- Replace with a routing function, e.g., function(room, stanza) core_route_stanza(origin, stanza); end - _jid_nick = {}; - _participants = {}; - _data = {}; - } -end - -return _M; - ---[[function get_disco_info(stanza) - return st.iq({type='result', id=stanza.attr.id, from=muc_domain, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#info") - :tag("identity", {category='conference', type='text', name=muc_name}):up() - :tag("feature", {var="http://jabber.org/protocol/muc"}); -- TODO cache disco reply -end -function get_disco_items(stanza) - local reply = st.iq({type='result', id=stanza.attr.id, from=muc_domain, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#items"); - for room in pairs(rooms_info:get()) do - reply:tag("item", {jid=room, name=rooms_info:get(room, "name")}):up(); - end - return reply; -- TODO cache disco reply -end]] - ---[[function handle_to_domain(origin, stanza) - local type = stanza.attr.type; - if type == "error" or type == "result" then return; end - if stanza.name == "iq" and type == "get" then - local xmlns = stanza.tags[1].attr.xmlns; - if xmlns == "http://jabber.org/protocol/disco#info" then - origin.send(get_disco_info(stanza)); - elseif xmlns == "http://jabber.org/protocol/disco#items" then - origin.send(get_disco_items(stanza)); - else - origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); -- TODO disco/etc - end - else - origin.send(st.error_reply(stanza, "cancel", "service-unavailable", "The muc server doesn't deal with messages and presence directed at it")); - end -end - -register_component(muc_domain, function(origin, stanza) - local to_node, to_host, to_resource = jid_split(stanza.attr.to); - if to_resource and not to_node then - if type == "error" or type == "result" then return; end - origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); -- host/resource - elseif to_resource then - handle_to_occupant(origin, stanza); - elseif to_node then - handle_to_room(origin, stanza) - else -- to the main muc domain - if type == "error" or type == "result" then return; end - handle_to_domain(origin, stanza); - end -end);]] - ---[[module.unload = function() - deregister_component(muc_domain); -end -module.save = function() - return {rooms = rooms.data; jid_nick = jid_nick.data; rooms_info = rooms_info.data; persist_list = persist_list}; -end -module.restore = function(data) - rooms.data, jid_nick.data, rooms_info.data, persist_list = - data.rooms or {}, data.jid_nick or {}, data.rooms_info or {}, data.persist_list or {}; -end]] diff --git a/util/sasl.lua b/util/sasl.lua index 295f5684..d176fd85 100644 --- a/util/sasl.lua +++ b/util/sasl.lua @@ -1,14 +1,14 @@ -- sasl.lua v0.4 -- Copyright (C) 2008-2009 Tobias Markmann --- +-- -- All rights reserved. --- +-- -- Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: --- +-- -- * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. -- * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. -- * Neither the name of Tobias Markmann nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. --- +-- -- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. @@ -20,7 +20,6 @@ local generate_uuid = require "util.uuid".generate; local t_insert, t_concat = table.insert, table.concat; local to_byte, to_char = string.byte, string.char; local to_unicode = require "util.encodings".idna.to_unicode; -local saslprep = require "util.encodings".stringprep.saslprep; local s_match = string.match; local gmatch = string.gmatch local string = string @@ -31,60 +30,56 @@ local print = print module "sasl" -local function new_plain(realm, password_handler) - local object = { mechanism = "PLAIN", realm = realm, password_handler = password_handler} +-- Credentials handler: +-- Arguments: ("PLAIN", user, host, password) +-- Returns: true (success) | false (fail) | nil (user unknown) +local function new_plain(realm, credentials_handler) + local object = { mechanism = "PLAIN", realm = realm, credentials_handler = credentials_handler} function object.feed(self, message) - if message == "" or message == nil then return "failure", "malformed-request" end local response = message local authorization = s_match(response, "([^%z]+)") local authentication = s_match(response, "%z([^%z]+)%z") local password = s_match(response, "%z[^%z]+%z([^%z]+)") - authorization, authentication, password = saslprep(authorization), saslprep(authentication), saslprep(password); - - if authentication == nil or password == nil then return "failure", "malformed-request" end - - local password_encoding, correct_password = self.password_handler(authentication, self.realm, self.realm, "PLAIN") - - if correct_password == nil then return "failure", "not-authorized" - elseif correct_password == false then return "failure", "account-disabled" end - - local claimed_password = "" - if password_encoding == nil then claimed_password = password - else claimed_password = password_encoding(password) end - claimed_password = saslprep(claimed_password); - - self.username = authentication - if claimed_password == correct_password then - return "success" - else - return "failure", "not-authorized" - end - end - return object -end + if authentication == nil or password == nil then return "failure", "malformed-request" end + self.username = authentication + local auth_success = self.credentials_handler("PLAIN", self.username, self.realm, password) + + if auth_success then + return "success" + elseif auth_success == nil then + return "failure", "account-disabled" + else + return "failure", "not-authorized" + end + end + return object +end +-- credentials_handler: +-- Arguments: (mechanism, node, domain, realm, decoder) +-- Returns: Password encoding, (plaintext) password -- implementing RFC 2831 -local function new_digest_md5(realm, password_handler) +local function new_digest_md5(realm, credentials_handler) --TODO complete support for authzid local function serialize(message) local data = "" - + if type(message) ~= "table" then error("serialize needs an argument of type table.") end - + -- testing all possible values + if message["realm"] then data = data..[[realm="]]..message.realm..[[",]] end if message["nonce"] then data = data..[[nonce="]]..message.nonce..[[",]] end if message["qop"] then data = data..[[qop="]]..message.qop..[[",]] end if message["charset"] then data = data..[[charset=]]..message.charset.."," end if message["algorithm"] then data = data..[[algorithm=]]..message.algorithm.."," end - if message["realm"] then data = data..[[realm="]]..message.realm..[[",]] end if message["rspauth"] then data = data..[[rspauth=]]..message.rspauth.."," end data = data:gsub(",$", "") return data end - + local function utf8tolatin1ifpossible(passwd) local i = 1; while i <= #passwd do @@ -140,16 +135,16 @@ local function new_digest_md5(realm, password_handler) return message; end - local object = { mechanism = "DIGEST-MD5", realm = realm, password_handler = password_handler}; - + local object = { mechanism = "DIGEST-MD5", realm = realm, credentials_handler = credentials_handler}; + object.nonce = generate_uuid(); object.step = 0; object.nonce_count = {}; - + function object.feed(self, message) self.step = self.step + 1; if (self.step == 1) then - local challenge = serialize({ nonce = object.nonce, + local challenge = serialize({ nonce = object.nonce, qop = "auth", charset = "utf-8", algorithm = "md5-sess", @@ -161,13 +156,13 @@ local function new_digest_md5(realm, password_handler) if response["nc"] then if self.nonce_count[response["nc"]] then return "failure", "not-authorized" end end - + -- check for username, it's REQUIRED by RFC 2831 if not response["username"] then return "failure", "malformed-request"; end self["username"] = response["username"]; - + -- check for nonce, ... if not response["nonce"] then return "failure", "malformed-request"; @@ -175,23 +170,23 @@ local function new_digest_md5(realm, password_handler) -- check if it's the right nonce if response["nonce"] ~= tostring(self.nonce) then return "failure", "malformed-request" end end - + if not response["cnonce"] then return "failure", "malformed-request", "Missing entry for cnonce in SASL message." end if not response["qop"] then response["qop"] = "auth" end - + if response["realm"] == nil or response["realm"] == "" then response["realm"] = ""; elseif response["realm"] ~= self.realm then return "failure", "not-authorized", "Incorrect realm value"; end - + local decoder; if response["charset"] == nil then decoder = utf8tolatin1ifpossible; elseif response["charset"] ~= "utf-8" then return "failure", "incorrect-encoding", "The client's response uses "..response["charset"].." for encoding with isn't supported by sasl.lua. Supported encodings are latin or utf-8."; end - + local domain = ""; local protocol = ""; if response["digest-uri"] then @@ -200,10 +195,10 @@ local function new_digest_md5(realm, password_handler) else return "failure", "malformed-request", "Missing entry for digest-uri in SASL message." end - + --TODO maybe realm support self.username = response["username"]; - local password_encoding, Y = self.password_handler(response["username"], to_unicode(domain), response["realm"], "DIGEST-MD5", decoder); + local password_encoding, Y = self.credentials_handler("DIGEST-MD5", response["username"], self.realm, response["realm"], decoder); if Y == nil then return "failure", "not-authorized" elseif Y == false then return "failure", "account-disabled" end local A1 = ""; @@ -219,27 +214,27 @@ local function new_digest_md5(realm, password_handler) A1 = Y..":"..response["nonce"]..":"..response["cnonce"]; end local A2 = "AUTHENTICATE:"..protocol.."/"..domain; - + local HA1 = md5(A1, true); local HA2 = md5(A2, true); - + local KD = HA1..":"..response["nonce"]..":"..response["nc"]..":"..response["cnonce"]..":"..response["qop"]..":"..HA2; local response_value = md5(KD, true); - + if response_value == response["response"] then -- calculate rspauth A2 = ":"..protocol.."/"..domain; - + HA1 = md5(A1, true); HA2 = md5(A2, true); - + KD = HA1..":"..response["nonce"]..":"..response["nc"]..":"..response["cnonce"]..":"..response["qop"]..":"..HA2 local rspauth = md5(KD, true); self.authenticated = true; return "challenge", serialize({rspauth = rspauth}); else return "failure", "not-authorized", "The response provided by the client doesn't match the one we calculated." - end + end elseif self.step == 3 then if self.authenticated ~= nil then return "success" else return "failure", "malformed-request" end @@ -248,8 +243,10 @@ local function new_digest_md5(realm, password_handler) return object; end -local function new_anonymous(realm, password_handler) - local object = { mechanism = "ANONYMOUS", realm = realm, password_handler = password_handler} +-- Credentials handler: Can be nil. If specified, should take the mechanism as +-- the only argument, and return true for OK, or false for not-OK (TODO) +local function new_anonymous(realm, credentials_handler) + local object = { mechanism = "ANONYMOUS", realm = realm, credentials_handler = credentials_handler} function object.feed(self, message) return "success" end @@ -258,11 +255,11 @@ local function new_anonymous(realm, password_handler) end -function new(mechanism, realm, password_handler) +function new(mechanism, realm, credentials_handler) local object - if mechanism == "PLAIN" then object = new_plain(realm, password_handler) - elseif mechanism == "DIGEST-MD5" then object = new_digest_md5(realm, password_handler) - elseif mechanism == "ANONYMOUS" then object = new_anonymous(realm, password_handler) + if mechanism == "PLAIN" then object = new_plain(realm, credentials_handler) + elseif mechanism == "DIGEST-MD5" then object = new_digest_md5(realm, credentials_handler) + elseif mechanism == "ANONYMOUS" then object = new_anonymous(realm, credentials_handler) else log("debug", "Unsupported SASL mechanism: "..tostring(mechanism)); return nil |