#!/usr/bin/env lua
-- 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.
--
+-- prosody - main executable for Prosody XMPP server
+
-- Will be modified by configure script if run --
CFG_SOURCEDIR=os.getenv("PROSODY_SRCDIR");
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
+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
- package.path = CFG_SOURCEDIR.."/?.lua;"..package.path;
- package.cpath = CFG_SOURCEDIR.."/?.so;"..package.cpath;
+ 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
-package.path = package.path..";"..(CFG_SOURCEDIR or ".").."/fallbacks/?.lua";
-package.cpath = package.cpath..";"..(CFG_SOURCEDIR or ".").."/fallbacks/?.so";
-
-- Substitute ~ with path to home directory in data path
if CFG_DATADIR then
if os.getenv("HOME") then
end
end
--- Required to be able to find packages installed with luarocks
-pcall(require, "luarocks.require");
+-- Global 'prosody' object
+local prosody = { events = require "util.events".new(); };
+_G.prosody = prosody;
--- Replace require() with one that doesn't pollute _G, required
--- for neat sandboxing of modules
-do
- local _realG = _G;
- local _real_require = require;
- function require(...)
- local curr_env = getfenv(2);
- local curr_env_mt = getmetatable(getfenv(2));
- local _realG_mt = getmetatable(_realG);
- if curr_env_mt and curr_env_mt.__index and not curr_env_mt.__newindex and _realG_mt then
- local old_newindex
- old_newindex, _realG_mt.__newindex = _realG_mt.__newindex, curr_env;
- local ret = _real_require(...);
- _realG_mt.__newindex = old_newindex;
- return ret;
- end
- return _real_require(...);
- end
+-- Check dependencies
+local dependencies = require "util.dependencies";
+if not dependencies.check_dependencies() then
+ os.exit(1);
end
-- Load the config-parsing module
print("\n");
print("**************************");
if level == "parser" then
- print("A problem occured while reading the config file "..(CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
+ print("A problem occured while reading the config file "..(CFG_CONFIGDIR or ".").."/prosody.cfg.lua"..":");
+ print("");
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)));
+ if err:match("chunk has too many syntax levels$") then
+ print("An Include statement in a config file is including an already-included");
+ print("file and causing an infinite loop. An Include statement in a config file is...");
+ else
+ print("Error"..(err_line and (" on line "..err_line) or "")..": "..(err_message or tostring(err)));
+ end
print("");
elseif level == "file" then
print("Prosody was unable to find the configuration file.");
end
function load_libraries()
- -- Initialize logging
- require "core.loggingmanager"
-
- -- Check runtime dependencies
- require "util.dependencies"
-
-- Load socket framework
server = require "net.server"
end
+function init_logging()
+ -- Initialize logging
+ require "core.loggingmanager"
+end
+
+function log_dependency_warnings()
+ dependencies.log_warnings();
+end
+
+function sanity_check()
+ for host, host_config in pairs(configmanager.getconfig()) do
+ if host ~= "*"
+ and host_config.core.enabled ~= false
+ and not host_config.core.component_module then
+ return;
+ end
+ end
+ log("error", "No enabled VirtualHost entries found in the config file.");
+ log("error", "At least one active host is required for Prosody to function. Exiting...");
+ os.exit(1);
+end
+
+function sandbox_require()
+ -- Replace require() with one that doesn't pollute _G, required
+ -- for neat sandboxing of modules
+ local _realG = _G;
+ local _real_require = require;
+ function require(...)
+ local curr_env = getfenv(2);
+ local curr_env_mt = getmetatable(getfenv(2));
+ local _realG_mt = getmetatable(_realG);
+ if curr_env_mt and curr_env_mt.__index and not curr_env_mt.__newindex and _realG_mt then
+ local old_newindex, old_index;
+ old_newindex, _realG_mt.__newindex = _realG_mt.__newindex, curr_env;
+ old_index, _realG_mt.__index = _realG_mt.__index, function (_G, k)
+ return rawget(curr_env, k);
+ end;
+ local ret = _real_require(...);
+ _realG_mt.__newindex = old_newindex;
+ _realG_mt.__index = old_index;
+ return ret;
+ end
+ return _real_require(...);
+ end
+end
+
+function set_function_metatable()
+ local mt = {};
+ function mt.__index(f, upvalue)
+ local i, name, value = 0;
+ repeat
+ i = i + 1;
+ name, value = debug.getupvalue(f, i);
+ until name == upvalue or name == nil;
+ return value;
+ end
+ function mt.__newindex(f, upvalue, value)
+ local i, name = 0;
+ repeat
+ i = i + 1;
+ name = debug.getupvalue(f, i);
+ until name == upvalue or name == nil;
+ if name then
+ debug.setupvalue(f, i, value);
+ end
+ end
+ function mt.__tostring(f)
+ local info = debug.getinfo(f);
+ return ("function(%s:%d)"):format(info.short_src:match("[^\\/]*$"), info.linedefined);
+ end
+ debug.setmetatable(function() end, mt);
+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 };
-
+ local data_path = config.get("*", "core", "data_path") or CFG_DATADIR or "data";
+ local custom_plugin_paths = config.get("*", "core", "plugin_paths");
+ if custom_plugin_paths then
+ local path_sep = package.config:sub(3,3);
+ -- path1;path2;path3;defaultpath...
+ CFG_PLUGINDIR = table.concat(custom_plugin_paths, path_sep)..path_sep..(CFG_PLUGINDIR or "plugins");
+ end
+ prosody.paths = { source = CFG_SOURCEDIR, config = CFG_CONFIGDIR or ".",
+ plugins = CFG_PLUGINDIR or "plugins", data = data_path };
+
prosody.arg = _G.arg;
- prosody.events = require "util.events".new();
-
prosody.platform = "unknown";
if os.getenv("WINDIR") then
prosody.platform = "windows";
-- 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
end
-- Load SSL settings from config, and create a ctx table
- local global_ssl_ctx = rawget(_G, "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", options = "no_sslv2" };
- setmetatable(global_ssl_ctx, { __index = default_ssl_ctx });
- prosody.global_ssl_ctx = global_ssl_ctx;
- end
+ local certmanager = require "core.certmanager";
+ local global_ssl_ctx = certmanager.create_context("*", "server");
+ prosody.global_ssl_ctx = global_ssl_ctx;
- local cl = require "net.connlisteners";
- function prosody.net_activate_ports(option, listener, default, conntype)
- conntype = conntype or (global_ssl_ctx and "tls") or "tcp";
- local ports_option = option and option.."_ports" or "ports";
- if not cl.get(listener) then return; end
- local ports = config.get("*", "core", ports_option) or default;
- if type(ports) == "number" then ports = {ports} end;
-
- if type(ports) ~= "table" then
- log("error", "core."..ports_option.." is not a table");
- else
- for _, port in ipairs(ports) do
- port = tonumber(port);
- if type(port) ~= "number" then
- log("error", "Non-numeric "..ports_option..": "..tostring(port));
- else
- cl.start(listener, {
- ssl = conntype ~= "tcp" and global_ssl_ctx,
- port = port,
- interface = (option and config.get("*", "core", option.."_interface"))
- or cl.get(listener).default_interface
- or config.get("*", "core", "interface"),
- type = conntype
- });
- end
- end
- end
- end
end
function read_version()
function load_secondary_libraries()
--- Load and initialise core modules
require "util.import"
- require "core.xmlhandlers"
+ require "util.xmppstream"
require "core.rostermanager"
- require "core.eventmanager"
+ require "core.stanza_router"
require "core.hostmanager"
+ require "core.portmanager"
require "core.modulemanager"
require "core.usermanager"
require "core.sessionmanager"
- require "core.stanza_router"
+ package.loaded['core.componentmanager'] = setmetatable({},{__index=function()
+ log("warn", "componentmanager is deprecated: %s", debug.traceback():match("\n[^\n]*\n[ \t]*([^\n]*)"));
+ return function() end
+ end});
require "net.http"
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);
+ require "core.storagemanager";
end
function prepare_to_start()
- log("debug", "Prosody is using the %s backend for connection handling", server.get_backend());
+ log("info", "Prosody is using the %s backend for connection handling", server.get_backend());
-- Signal to modules that we are ready to start
- eventmanager.fire_event("server-starting");
prosody.events.fire_event("server-starting");
-
- -- start listening on sockets
- if config.get("*", "core", "ports") then
- prosody.net_activate_ports(nil, "multiplex", {5222, 5269});
- if config.get("*", "core", "ssl_ports") then
- prosody.net_activate_ports("ssl", "multiplex", {5223}, "ssl");
- end
- else
- prosody.net_activate_ports("c2s", "xmppclient", {5222});
- prosody.net_activate_ports("s2s", "xmppserver", {5269});
- prosody.net_activate_ports("component", "xmppcomponent", {}, "tcp");
- prosody.net_activate_ports("legacy_ssl", "xmppclient", {}, "ssl");
- end
-
prosody.start_time = os.time();
end
end
-- Are you ready? :)
+-- These actions are in a strict order, as many depend on
+-- previous steps to have already been performed
read_config();
+init_logging();
+sanity_check();
+sandbox_require();
+set_function_metatable();
load_libraries();
init_global_state();
read_version();
log("info", "Hello and welcome to Prosody version %s", prosody.version);
+log_dependency_warnings();
load_secondary_libraries();
init_data_store();
init_global_protection();
prepare_to_start();
-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");