X-Git-Url: https://git.enpas.org/?a=blobdiff_plain;f=prosody;h=1a58fd33fc0228a4f661888966b2ed57ceedc7c7;hb=73c40baf36d68b9146289d1a7be9836b4a0a9ea6;hp=d11e463d31ed1f26a387d7684b2226c6fb763629;hpb=779deb48bfec8e492c91b472e671aff1e7db6bd1;p=prosody.git diff --git a/prosody b/prosody index d11e463d..1a58fd33 100755 --- a/prosody +++ b/prosody @@ -1,52 +1,103 @@ #!/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=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; +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 -package.path = package.path..";"..(CFG_SOURCEDIR or ".").."/fallbacks/?.lua"; -package.cpath = package.cpath..";"..(CFG_SOURCEDIR or ".").."/fallbacks/?.so"; +-- 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 --- 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; +-- Check dependencies +local dependencies = require "util.dependencies"; +if not dependencies.check_dependencies() then + os.exit(1); +end +-- Load the config-parsing module config = require "core.configmanager" +-- -- -- -- +-- Define the functions we call during startup, the +-- actual startup happens right at the end, where these +-- functions get called + function read_config() - -- TODO: Check for other formats when we add support for them - -- Use lfs? Make a new conf/ dir? - local ok, level, err = config.load((CFG_CONFIGDIR or ".").."/prosody.cfg.lua"); + local filenames = {}; + + local filename; + if arg[1] == "--config" and arg[2] then + table.insert(filenames, arg[2]); + if CFG_CONFIGDIR then + table.insert(filenames, CFG_CONFIGDIR.."/"..arg[2]); + end + else + for _, format in ipairs(config.parsers()) do + table.insert(filenames, (CFG_CONFIGDIR or ".").."/prosody.cfg."..format); + end + end + for _,_filename in ipairs(filenames) do + filename = _filename; + local file = io.open(filename); + if file then + file:close(); + CFG_CONFIGDIR = filename:match("^(.*)[\\/][^\\/]*$"); + break; + end + end + local ok, level, err = config.load(filename); if not ok then print("\n"); print("**************************"); if level == "parser" then - print("A problem occured while reading the config file "..(CFG_CONFIGDIR or ".").."/prosody.cfg.lua"); + print("A problem occured while reading the config file "..(CFG_CONFIGDIR or ".").."/prosody.cfg.lua"..":"); + print(""); local err_line, err_message = tostring(err):match("%[string .-%]:(%d*): (.*)"); - print("Error"..(err_line and (" on line "..err_line) or "")..": "..(err_message or tostring(err))); + if err:match("chunk has too many syntax levels$") 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."); @@ -63,36 +114,111 @@ function read_config() end function load_libraries() - --- Initialize logging - require "core.loggingmanager" - - --- Check runtime dependencies - require "util.dependencies" - - --- Load socket framework + -- 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_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 +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; + 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, - plugins = CFG_PLUGINDIR, data = CFG_DATADIR }; - + 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"; + 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() @@ -106,21 +232,83 @@ function init_global_state() 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 -- 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 -- 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 + + -- Load SSL settings from config, and create a ctx table + 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 + local ok, err = cl.start(listener, { + ssl = conntype == "ssl" 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 + }); + if not ok then + local friendly_message = err; + if err:match(" in use") then + if port == 5222 or port == 5223 or port == 5269 then + friendly_message = "check that Prosody or another XMPP server is " + .."not already running and using this port"; + elseif port == 80 or port == 81 then + friendly_message = "check that a HTTP server is not already using " + .."this port"; + elseif port == 5280 then + friendly_message = "check that Prosody or a BOSH connection manager " + .."is not already running"; + else + friendly_message = "this port is in use by another application"; + end + elseif err:match("permission") then + friendly_message = "Prosody does not have sufficient privileges to use this port"; + elseif err == "no ssl context" then + if not config.get("*", "core", "ssl") then + friendly_message = "there is no 'ssl' config under Host \"*\" which is " + .."require for legacy SSL ports"; + else + friendly_message = "initializing SSL support failed, see previous log entries"; + end + end + log("error", "Failed to open server port %d, %s", port, friendly_message); + end + end + end + end + end end function read_version() @@ -140,20 +328,28 @@ end 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.hostmanager" 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[\s\t]*([^\n]*)")); + return function() end + end}); + require "net.http" + require "util.array" + require "util.datetime" require "util.iterators" require "util.timer" require "util.helpers" + pcall(require, "util.signal") -- Not on Windows + -- Commented to protect us from -- the second kind of people --[[ @@ -162,75 +358,43 @@ function load_secondary_libraries() ]] require "net.connlisteners"; + require "net.httpserver"; 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("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"); - -- 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 cl = require "net.connlisteners"; -- start listening on sockets - function net_activate_ports(option, listener, default, conntype) - 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 + 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 - end - - net_activate_ports("c2s", "xmppclient", {5222}, (global_ssl_ctx and "tls") or "tcp"); - net_activate_ports("s2s", "xmppserver", {5269}, "tcp"); - net_activate_ports("component", "xmppcomponent", {}, "tcp"); - net_activate_ports("legacy_ssl", "xmppclient", {}, "ssl"); - - if cl.get("console") then - cl.start("console", { interface = config.get("*", "core", "console_interface") or "127.0.0.1" }) + else + prosody.net_activate_ports("c2s", "xmppclient", {5222}); + prosody.net_activate_ports("s2s", "xmppserver", {5269}); + prosody.net_activate_ports("component", "xmppcomponent", {5347}, "tcp"); + prosody.net_activate_ports("legacy_ssl", "xmppclient", {}, "ssl"); end 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 } + -- Catch global accesses + local locked_globals_mt = { + __index = function (t, k) log("warn", "%s", debug.traceback("Attempt to read a non-existent global '"..tostring(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); @@ -247,7 +411,7 @@ end function loop() -- Error handler for errors that make it this far local function catch_uncaught_error(err) - if err:match("%d*: interrupted!$") then + if type(err) == "string" and err:match("interrupted!$") then return "quitting"; end @@ -277,10 +441,14 @@ function cleanup() 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("system-shutdown"); + session:close(reason); end end end @@ -303,24 +471,30 @@ function cleanup() server.setquitting(true); 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(); -prepare_to_start(); 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");