Software /
code /
prosody
File
prosody @ 10794:4585fe53e21f
MUC: Enforce strict resourceprep when registering room nicknames
If nickname enforcement is enabled this would otherwise let you bypass
the join check in muc.lib by registering an invalid nickname and then
joining with any nickname, letting register.lib change it to the invalid
registered nick.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Sat, 02 May 2020 20:12:41 +0200 |
parent | 10599:4f655918fef1 |
child | 11571:a8f0f87e115a |
line wrap: on
line source
#!/usr/bin/env lua -- Prosody IM -- 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. -- -- prosody - main executable for Prosody XMPP server -- Will be modified by configure script if run -- CFG_SOURCEDIR=CFG_SOURCEDIR or os.getenv("PROSODY_SRCDIR"); CFG_CONFIGDIR=CFG_CONFIGDIR or os.getenv("PROSODY_CFGDIR"); CFG_PLUGINDIR=CFG_PLUGINDIR or os.getenv("PROSODY_PLUGINDIR"); CFG_DATADIR=CFG_DATADIR or os.getenv("PROSODY_DATADIR"); -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- local function is_relative(path) local path_sep = package.config:sub(1,1); return ((path_sep == "/" and path:sub(1,1) ~= "/") or (path_sep == "\\" and (path:sub(1,1) ~= "/" and path:sub(2,3) ~= ":\\"))) end -- Tell Lua where to find our libraries if CFG_SOURCEDIR then local function filter_relative_paths(path) if is_relative(path) then return ""; end end local function sanitise_paths(paths) return (paths:gsub("[^;]+;?", filter_relative_paths):gsub(";;+", ";")); end package.path = sanitise_paths(CFG_SOURCEDIR.."/?.lua;"..package.path); package.cpath = sanitise_paths(CFG_SOURCEDIR.."/?.so;"..package.cpath); end -- Substitute ~ with path to home directory in data path if CFG_DATADIR then if os.getenv("HOME") then CFG_DATADIR = CFG_DATADIR:gsub("^~", os.getenv("HOME")); end end local startup = require "util.startup"; local async = require "util.async"; -- Note: it's important that this thread is not GC'd, as some C libraries -- that are initialized here store a pointer to it ( :/ ). local thread = async.runner(); thread:run(startup.prosody); local function loop() -- Error handler for errors that make it this far local function catch_uncaught_error(err) if type(err) == "string" and err:match("interrupted!$") then return "quitting"; end prosody.log("error", "Top-level error, please report:\n%s", tostring(err)); local traceback = debug.traceback("", 2); if traceback then prosody.log("error", "%s", traceback); end prosody.events.fire_event("very-bad-error", {error = err, traceback = traceback}); end local sleep = require"socket".sleep; local server = require "net.server"; while select(2, xpcall(server.loop, catch_uncaught_error)) ~= "quitting" do sleep(0.2); end end local function cleanup() prosody.log("info", "Shutdown status: Cleaning up"); prosody.events.fire_event("server-cleanup"); end loop(); prosody.log("info", "Shutting down..."); cleanup(); prosody.events.fire_event("server-stopped"); prosody.log("info", "Shutdown complete"); prosody.log("debug", "Shutdown reason was: %s", prosody.shutdown_reason or "not specified"); prosody.log("debug", "Exiting with status code: %d", prosody.shutdown_code or 0); os.exit(prosody.shutdown_code);