#!/usr/bin/env lua
--- Prosody IM v0.1
--- Copyright (C) 2008 Matthew Wild
--- Copyright (C) 2008 Waqas Hussain
+-- Prosody IM
+-- Copyright (C) 2008-2009 Matthew Wild
+-- Copyright (C) 2008-2009 Waqas Hussain
--
--- This program is free software; you can redistribute it and/or
--- modify it under the terms of the GNU General Public License
--- as published by the Free Software Foundation; either version 2
--- of the License, or (at your option) any later version.
---
--- This program is distributed in the hope that it will be useful,
--- but WITHOUT ANY WARRANTY; without even the implied warranty of
--- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
--- GNU General Public License for more details.
---
--- You should have received a copy of the GNU General Public License
--- along with this program; if not, write to the Free Software
--- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
--
+-- Will be modified by configure script if run --
-
--- Config here --
-
-CFG_SOURCEDIR=nil;
+CFG_SOURCEDIR=os.getenv("PROSODY_SRCDIR");
CFG_CONFIGDIR=os.getenv("PROSODY_CFGDIR");
-CFG_PLUGINDIR=nil;
+CFG_PLUGINDIR=os.getenv("PROSODY_PLUGINDIR");
CFG_DATADIR=os.getenv("PROSODY_DATADIR");
--- -- -- -- -- --
+-- -- -- -- -- -- -- ---- -- -- -- -- -- -- -- --
if CFG_SOURCEDIR then
- package.path = CFG_SOURCEDIR.."/?.lua;"..package.path
- package.cpath = CFG_SOURCEDIR.."/?.so;"..package.cpath
+ package.path = CFG_SOURCEDIR.."/?.lua;"..package.path;
+ package.cpath = CFG_SOURCEDIR.."/?.so;"..package.cpath;
end
+package.path = package.path..";"..(CFG_SOURCEDIR or ".").."/fallbacks/?.lua";
+package.cpath = package.cpath..";"..(CFG_SOURCEDIR or ".").."/fallbacks/?.so";
+
if CFG_DATADIR then
if os.getenv("HOME") then
CFG_DATADIR = CFG_DATADIR:gsub("^~", os.getenv("HOME"));
config = require "core.configmanager"
-log = require "util.logger".init("general");
-do
+function read_config()
-- TODO: Check for other formats when we add support for them
-- Use lfs? Make a new conf/ dir?
- local ok, err = config.load((CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
+ local ok, level, err = config.load((CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
if not ok then
- log("error", "Couldn't load config file: %s", err);
- log("info", "Falling back to old config file format...")
- ok, err = pcall(dofile, "lxmppd.cfg");
- if not ok then
- log("error", "Old config format loading failed too: %s", err);
- else
- for _, host in ipairs(_G.config.hosts) do
- config.set(host, "core", "defined", true);
- end
-
- config.set("*", "core", "modules_enabled", _G.config.modules);
- config.set("*", "core", "ssl", _G.config.ssl_ctx);
+ print("\n");
+ print("**************************");
+ if level == "parser" then
+ print("A problem occured while reading the config file "..(CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
+ local err_line, err_message = tostring(err):match("%[string .-%]:(%d*): (.*)");
+ print("Error"..(err_line and (" on line "..err_line) or "")..": "..(err_message or tostring(err)));
+ print("");
+ elseif level == "file" then
+ print("Prosody was unable to find the configuration file.");
+ print("We looked for: "..(CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
+ print("A sample config file is included in the Prosody download called prosody.cfg.lua.dist");
+ print("Copy or rename it to prosody.cfg.lua and edit as necessary.");
end
+ print("More help on configuring Prosody can be found at http://prosody.im/doc/configure");
+ print("Good luck!");
+ print("**************************");
+ print("");
+ os.exit(1);
end
end
-local server = require "net.server"
-
-require "util.dependencies"
-
--- Maps connections to sessions --
-sessions = {};
-hosts = {};
-
--- Load and initialise core modules --
+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;
+
+ 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
-require "util.import"
-require "core.xmlhandlers"
-require "core.rostermanager"
-require "core.offlinemessage"
-require "core.eventmanager"
-require "core.hostmanager"
-require "core.modulemanager"
-require "core.usermanager"
-require "core.sessionmanager"
-require "core.stanza_router"
+ -- 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
---[[
-pcall(require, "remdebug.engine");
-if remdebug then remdebug.engine.start() end
-]]
+ -- 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
-local cl = require "net.connlisteners";
+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
-require "util.stanza"
-require "util.jid"
+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 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
+function prepare_to_start()
+ -- Signal to modules that we are ready to start
+ eventmanager.fire_event("server-starting");
+ prosody.events.fire_event("server-starting");
-------------- Begin code without a home ---------------------
+ -- 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
-local data_path = config.get("*", "core", "data_path") or CFG_DATADIR or "data";
-require "util.datamanager".set_data_path(data_path);
+ 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
+ net_activate_ports("c2s", "xmppclient", {5222}, (global_ssl_ctx and "tls") or "tcp");
+ net_activate_ports("s2s", "xmppserver", {5269}, (global_ssl_ctx and "tls") or "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
-local path_separator = "/"; if os.getenv("WINDIR") then path_separator = "\\" end
-local _mkdir = {}
-function mkdir(path)
- path = path:gsub("/", path_separator);
- local x = io.popen("mkdir \""..path.."\" 2>&1"):read("*a");
+ -- And lock now...
+ prosody.lock_globals();
end
-function encode(s) return s and (s:gsub("%W", function (c) return string.format("%%%x", c:byte()); end)); end
-function mkdirs(host)
- if not _mkdir[host] then
- local host_dir = string.format("%s/%s", data_path, encode(host));
- mkdir(host_dir);
- mkdir(host_dir.."/accounts");
- mkdir(host_dir.."/vcard");
- mkdir(host_dir.."/roster");
- mkdir(host_dir.."/private");
- mkdir(host_dir.."/offline");
- _mkdir[host] = true;
+
+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
+
+ while select(2, xpcall(server.loop, catch_uncaught_error)) ~= "quitting" do
+ socket.sleep(0.2);
end
end
-mkdir(data_path);
-
-eventmanager.add_event_hook("host-activated", mkdirs);
-
------------ End of out-of-place code --------------
-
-eventmanager.fire_event("server-starting");
+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
+
+ 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
--- setup error handling
-setmetatable(_G, { __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 });
-
-local global_ssl_ctx = 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 });
+ log("info", "Shutdown status: Closing all server connections");
+ server.closeall();
+
+ server.setquitting(true);
end
--- start listening on sockets
-cl.start("xmppclient", { ssl = global_ssl_ctx })
-cl.start("xmppserver", { ssl = global_ssl_ctx })
-
-if config.get("*", "core", "console_enabled") then
- if cl.get("console") then
- cl.start("console")
- else
- log("error", "Console is enabled, but the console module appears not to be loaded");
- end
-end
+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();
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 complete");
-server.loop();