3 -- Copyright (C) 2008-2009 Matthew Wild
4 -- Copyright (C) 2008-2009 Waqas Hussain
6 -- This project is MIT/X11 licensed. Please see the
7 -- COPYING file in the source package for more information.
10 -- Will be modified by configure script if run --
12 CFG_SOURCEDIR=os.getenv("PROSODY_SRCDIR");
13 CFG_CONFIGDIR=os.getenv("PROSODY_CFGDIR");
14 CFG_PLUGINDIR=os.getenv("PROSODY_PLUGINDIR");
15 CFG_DATADIR=os.getenv("PROSODY_DATADIR");
17 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
20 package.path = CFG_SOURCEDIR.."/?.lua;"..package.path;
21 package.cpath = CFG_SOURCEDIR.."/?.so;"..package.cpath;
24 package.path = package.path..";"..(CFG_SOURCEDIR or ".").."/fallbacks/?.lua";
25 package.cpath = package.cpath..";"..(CFG_SOURCEDIR or ".").."/fallbacks/?.so";
28 if os.getenv("HOME") then
29 CFG_DATADIR = CFG_DATADIR:gsub("^~", os.getenv("HOME"));
33 -- Required to be able to find packages installed with luarocks
34 pcall(require, "luarocks.require")
36 -- Replace require with one that doesn't pollute _G
39 local _real_require = require;
41 local curr_env = getfenv(2);
42 local curr_env_mt = getmetatable(getfenv(2));
43 local _realG_mt = getmetatable(_realG);
44 if curr_env_mt and curr_env_mt.__index and not curr_env_mt.__newindex and _realG_mt then
46 old_newindex, _realG_mt.__newindex = _realG_mt.__newindex, curr_env;
47 local ret = _real_require(...);
48 _realG_mt.__newindex = old_newindex;
51 return _real_require(...);
56 config = require "core.configmanager"
58 function read_config()
59 -- TODO: Check for other formats when we add support for them
60 -- Use lfs? Make a new conf/ dir?
64 if arg[1] == "--config" and arg[2] then
65 table.insert(filenames, arg[2]);
67 table.insert(filenames, CFG_CONFIGDIR.."/"..arg[2]);
70 table.insert(filenames, (CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
72 for _,_filename in ipairs(filenames) do
74 local file = io.open(filename);
77 CFG_CONFIGDIR = filename:match("^(.*)[\\/][^\\/]*$");
81 local ok, level, err = config.load(filename);
84 print("**************************");
85 if level == "parser" then
86 print("A problem occured while reading the config file "..(CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
87 local err_line, err_message = tostring(err):match("%[string .-%]:(%d*): (.*)");
88 print("Error"..(err_line and (" on line "..err_line) or "")..": "..(err_message or tostring(err)));
90 elseif level == "file" then
91 print("Prosody was unable to find the configuration file.");
92 print("We looked for: "..(CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
93 print("A sample config file is included in the Prosody download called prosody.cfg.lua.dist");
94 print("Copy or rename it to prosody.cfg.lua and edit as necessary.");
96 print("More help on configuring Prosody can be found at http://prosody.im/doc/configure");
98 print("**************************");
104 function load_libraries()
105 -- Initialize logging
106 require "core.loggingmanager"
108 -- Check runtime dependencies
109 require "util.dependencies"
111 -- Load socket framework
112 server = require "net.server"
115 function init_global_state()
120 -- Global 'prosody' object
122 local prosody = prosody;
124 prosody.bare_sessions = bare_sessions;
125 prosody.full_sessions = full_sessions;
126 prosody.hosts = hosts;
128 prosody.paths = { source = CFG_SOURCEDIR, config = CFG_CONFIGDIR,
129 plugins = CFG_PLUGINDIR, data = CFG_DATADIR };
131 prosody.arg = _G.arg;
133 prosody.events = require "util.events".new();
135 prosody.platform = "unknown";
136 if os.getenv("WINDIR") then
137 prosody.platform = "windows";
138 elseif package.config:sub(1,1) == "/" then
139 prosody.platform = "posix";
142 prosody.installed = nil;
143 if CFG_SOURCEDIR and (prosody.platform == "windows" or CFG_SOURCEDIR:match("^/")) then
144 prosody.installed = true;
147 -- Function to reload the config file
148 function prosody.reload_config()
149 log("info", "Reloading configuration file");
150 prosody.events.fire_event("reloading-config");
151 local ok, level, err = config.load((rawget(_G, "CFG_CONFIGDIR") or ".").."/prosody.cfg.lua");
153 if level == "parser" then
154 log("error", "There was an error parsing the configuration file: %s", tostring(err));
155 elseif level == "file" then
156 log("error", "Couldn't read the config file when trying to reload: %s", tostring(err));
159 return ok, (err and tostring(level)..": "..tostring(err)) or nil;
162 -- Function to reopen logfiles
163 function prosody.reopen_logfiles()
164 log("info", "Re-opening log files");
165 eventmanager.fire_event("reopen-log-files"); -- Handled by appropriate log sinks
166 prosody.events.fire_event("reopen-log-files");
169 -- Function to initiate prosody shutdown
170 function prosody.shutdown(reason)
171 log("info", "Shutting down: %s", reason or "unknown reason");
172 prosody.shutdown_reason = reason;
173 prosody.events.fire_event("server-stopping", {reason = reason});
174 server.setquitting(true);
177 -- Load SSL settings from config, and create a ctx table
178 local global_ssl_ctx = rawget(_G, "ssl") and config.get("*", "core", "ssl");
179 if global_ssl_ctx then
180 local default_ssl_ctx = { mode = "server", protocol = "sslv23", capath = "/etc/ssl/certs", verify = "none"; };
181 setmetatable(global_ssl_ctx, { __index = default_ssl_ctx });
184 local cl = require "net.connlisteners";
185 function prosody.net_activate_ports(option, listener, default, conntype)
186 conntype = conntype or (global_ssl_ctx and "tls") or "tcp";
187 if not cl.get(listener) then return; end
188 local ports = config.get("*", "core", option.."_ports") or default;
189 if type(ports) == "number" then ports = {ports} end;
191 if type(ports) ~= "table" then
192 log("error", "core."..option.." is not a table");
194 for _, port in ipairs(ports) do
195 if type(port) ~= "number" then
196 log("error", "Non-numeric "..option.."_ports: "..tostring(port));
198 local ok, err = cl.start(listener, {
199 ssl = conntype ~= "tcp" and global_ssl_ctx,
201 interface = config.get("*", "core", option.."_interface")
202 or cl.get(listener).default_interface
203 or config.get("*", "core", "interface"),
207 local friendly_message = err;
208 if err:match(" in use") then
209 if port == 5222 or port == 5223 or port == 5269 then
210 friendly_message = "check that Prosody or another XMPP server is "
211 .."not already running and using this port";
212 elseif port == 80 or port == 81 then
213 friendly_message = "check that a HTTP server is not already using "
215 elseif port == 5280 then
216 friendly_message = "check that Prosody or a BOSH connection manager "
217 .."is not already running";
219 elseif err:match("permission") then
220 friendly_message = "Prosody does not have sufficient privileges to use this port";
221 elseif err == "no ssl context" then
222 friendly_message = "there is no 'ssl' config under Host \"*\" which is "
223 .."require for legacy SSL ports";
225 log("error", "Failed to open server port %d, %s", port, friendly_message);
233 function read_version()
234 -- Try to determine version
235 local version_file = io.open((CFG_SOURCEDIR or ".").."/prosody.version");
237 prosody.version = version_file:read("*a"):gsub("%s*$", "");
238 version_file:close();
239 if #prosody.version == 12 and prosody.version:match("^[a-f0-9]+$") then
240 prosody.version = "hg:"..prosody.version;
243 prosody.version = "unknown";
247 function load_secondary_libraries()
248 --- Load and initialise core modules
249 require "util.import"
250 require "core.xmlhandlers"
251 require "core.rostermanager"
252 require "core.eventmanager"
253 require "core.hostmanager"
254 require "core.modulemanager"
255 require "core.usermanager"
256 require "core.sessionmanager"
257 require "core.stanza_router"
262 require "util.datetime"
263 require "util.iterators"
265 require "util.helpers"
267 pcall(require, "util.signal") -- Not on Windows
269 -- Commented to protect us from
270 -- the second kind of people
272 pcall(require, "remdebug.engine");
273 if remdebug then remdebug.engine.start() end
276 require "net.connlisteners";
278 require "util.stanza"
282 function init_data_store()
283 local data_path = config.get("*", "core", "data_path") or CFG_DATADIR or "data";
284 require "util.datamanager".set_data_path(data_path);
285 require "util.datamanager".add_callback(function(username, host, datastore, data)
286 if config.get(host, "core", "anonymous_login") then
289 return username, host, datastore, data;
293 function prepare_to_start()
294 -- Signal to modules that we are ready to start
295 eventmanager.fire_event("server-starting");
296 prosody.events.fire_event("server-starting");
298 -- start listening on sockets
299 prosody.net_activate_ports("c2s", "xmppclient", {5222});
300 prosody.net_activate_ports("s2s", "xmppserver", {5269});
301 prosody.net_activate_ports("component", "xmppcomponent", {5347}, "tcp");
302 prosody.net_activate_ports("legacy_ssl", "xmppclient", {}, "ssl");
304 prosody.start_time = os.time();
307 function init_global_protection()
308 -- Catch global accesses
309 local locked_globals_mt = {
310 __index = function (t, k) log("warn", "%s", debug.traceback("Attempt to read a non-existent global '"..tostring(k).."'", 2)); end;
311 __newindex = function (t, k, v) error("Attempt to set a global: "..tostring(k).." = "..tostring(v), 2); end;
314 function prosody.unlock_globals()
315 setmetatable(_G, nil);
318 function prosody.lock_globals()
319 setmetatable(_G, locked_globals_mt);
323 prosody.lock_globals();
327 -- Error handler for errors that make it this far
328 local function catch_uncaught_error(err)
329 if type(err) == "string" and err:match("%d*: interrupted!$") then
333 log("error", "Top-level error, please report:\n%s", tostring(err));
334 local traceback = debug.traceback("", 2);
336 log("error", "%s", traceback);
339 prosody.events.fire_event("very-bad-error", {error = err, traceback = traceback});
342 while select(2, xpcall(server.loop, catch_uncaught_error)) ~= "quitting" do
348 log("info", "Shutdown status: Cleaning up");
349 prosody.events.fire_event("server-cleanup");
351 -- Ok, we're quitting I know, but we
352 -- need to do some tidying before we go :)
353 server.setquitting(false);
355 log("info", "Shutdown status: Closing all active sessions");
356 for hostname, host in pairs(hosts) do
357 log("debug", "Shutdown status: Closing client connections for %s", hostname)
358 if host.sessions then
359 local reason = { condition = "system-shutdown", text = "Server is shutting down" };
360 if prosody.shutdown_reason then
361 reason.text = reason.text..": "..prosody.shutdown_reason;
363 for username, user in pairs(host.sessions) do
364 for resource, session in pairs(user.sessions) do
365 log("debug", "Closing connection for %s@%s/%s", username, hostname, resource);
366 session:close(reason);
371 log("debug", "Shutdown status: Closing outgoing s2s connections from %s", hostname);
373 for remotehost, session in pairs(host.s2sout) do
374 if session.close then
375 session:close("system-shutdown");
377 log("warn", "Unable to close outgoing s2s session to %s, no session:close()?!", remotehost);
383 log("info", "Shutdown status: Closing all server connections");
386 server.setquitting(true);
393 log("info", "Hello and welcome to Prosody version %s", prosody.version);
394 load_secondary_libraries();
396 init_global_protection();
399 eventmanager.fire_event("server-started");
400 prosody.events.fire_event("server-started");
404 log("info", "Shutting down...");
406 eventmanager.fire_event("server-stopped");
407 prosody.events.fire_event("server-stopped");
408 log("info", "Shutdown complete");