-- Prosody IM
--- Copyright (C) 2008-2009 Matthew Wild
--- Copyright (C) 2008-2009 Waqas Hussain
+-- Copyright (C) 2008-2010 Matthew Wild
+-- Copyright (C) 2008-2010 Waqas Hussain
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
local config_get = require "core.configmanager".get;
local nameprep = require "util.encodings".stringprep.nameprep;
local resourceprep = require "util.encodings".stringprep.resourceprep;
+local nodeprep = require "util.encodings".stringprep.nodeprep;
-local fire_event = require "core.eventmanager".fire_event;
+local initialize_filters = require "util.filters".initialize;
+local fire_event = prosody.events.fire_event;
local add_task = require "util.timer".add_task;
local gettime = require "socket".gettime;
end
open_sessions = open_sessions + 1;
log("debug", "open sessions now: ".. open_sessions);
+
+ local filter = initialize_filters(session);
local w = conn.write;
- session.send = function (t) w(conn, tostring(t)); end
+ session.send = function (t)
+ if t.name then
+ t = filter("stanzas/out", t);
+ end
+ if t then
+ t = filter("bytes/out", tostring(t));
+ if t then
+ return w(conn, t);
+ end
+ end
+ end
session.ip = conn:ip();
local conn_name = "c2s"..tostring(conn):match("[a-f0-9]+$");
session.log = logger.init(conn_name);
local resting_session = { -- Resting, not dead
destroyed = true;
+ type = "c2s_destroyed";
+ close = function (session)
+ session.log("debug", "Attempt to close already-closed session");
+ end;
+ filter = function (type, data) return data; end;
}; resting_session.__index = resting_session;
function retire_session(session)
function destroy_session(session, err)
(session.log or log)("info", "Destroying session for %s (%s@%s)", session.full_jid or "(unknown)", session.username or "(unknown)", session.host or "(unknown)");
+ if session.destroyed then return; end
-- Remove session/resource from user's session list
if session.full_jid then
end
function make_authenticated(session, username)
+ username = nodeprep(username);
+ if not username or #username == 0 then return nil, "Invalid username"; end
session.username = username;
if session.type == "c2s_unauthed" then
session.type = "c2s";
local sessions = hosts[session.host].sessions[session.username].sessions;
local limit = config_get(session.host, "core", "max_resources") or 10;
if #sessions >= limit then
- return nil, "cancel", "conflict", "Resource limit reached; only "..limit.." resources allowed";
+ return nil, "cancel", "resource-constraint", "Resource limit reached; only "..limit.." resources allowed";
end
if sessions[resource] then
-- Resource conflict
hosts[session.host].sessions[session.username].sessions[resource] = session;
full_sessions[session.full_jid] = session;
- session.roster = rm_load_roster(session.username, session.host);
+ local err;
+ session.roster, err = rm_load_roster(session.username, session.host);
+ if err then
+ full_sessions[session.full_jid] = nil;
+ hosts[session.host].sessions[session.username].sessions[resource] = nil;
+ session.full_jid = nil;
+ session.resource = nil;
+ if next(bare_sessions[session.username..'@'..session.host].sessions) == nil then
+ bare_sessions[session.username..'@'..session.host] = nil;
+ hosts[session.host].sessions[session.username] = nil;
+ end
+ return nil, "cancel", "internal-server-error", "Error loading roster";
+ end
hosts[session.host].events.fire_event("resource-bind", {session=session});
function streamopened(session, attr)
local send = session.send;
- session.host = attr.to or error("Client failed to specify destination hostname");
+ session.host = attr.to;
+ if not session.host then
+ session:close{ condition = "improper-addressing",
+ text = "A 'to' attribute is required on stream headers" };
+ return;
+ end
session.host = nameprep(session.host);
session.version = tonumber(attr.version) or 0;
session.streamid = uuid_generate();
end
function streamclosed(session)
- session.send("</stream:stream>");
- session.notopen = true;
+ session.log("debug", "Received </stream:stream>");
+ session:close();
end
function send_to_available_resources(user, host, stanza)