3 -- Copyright (C) 2008-2010 Matthew Wild
4 -- Copyright (C) 2008-2010 Waqas Hussain
6 -- This project is MIT/X11 licensed. Please see the
7 -- COPYING file in the source package for more information.
10 -- prosodyctl - command-line controller for Prosody XMPP server
12 -- Will be modified by configure script if run --
14 CFG_SOURCEDIR=os.getenv("PROSODY_SRCDIR");
15 CFG_CONFIGDIR=os.getenv("PROSODY_CFGDIR");
16 CFG_PLUGINDIR=os.getenv("PROSODY_PLUGINDIR");
17 CFG_DATADIR=os.getenv("PROSODY_DATADIR");
19 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
21 local function is_relative(path)
22 local path_sep = package.config:sub(1,1);
23 return ((path_sep == "/" and path:sub(1,1) ~= "/")
24 or (path_sep == "\\" and (path:sub(1,1) ~= "/" and path:sub(2,3) ~= ":\\")))
27 -- Tell Lua where to find our libraries
29 local function filter_relative_paths(path)
30 if is_relative(path) then return ""; end
32 local function sanitise_paths(paths)
33 return (paths:gsub("[^;]+;?", filter_relative_paths):gsub(";;+", ";"));
35 package.path = sanitise_paths(CFG_SOURCEDIR.."/?.lua;"..package.path);
36 package.cpath = sanitise_paths(CFG_SOURCEDIR.."/?.so;"..package.cpath);
39 -- Substitute ~ with path to home directory in data path
41 if os.getenv("HOME") then
42 CFG_DATADIR = CFG_DATADIR:gsub("^~", os.getenv("HOME"));
46 -- Global 'prosody' object
49 events = require "util.events".new();
51 lock_globals = function () end;
52 unlock_globals = function () end;
53 installed = CFG_SOURCEDIR ~= nil;
57 local dependencies = require "util.dependencies";
58 if not dependencies.check_dependencies() then
62 config = require "core.configmanager"
68 if arg[1] == "--config" and arg[2] then
69 table.insert(filenames, arg[2]);
70 table.remove(arg, 1); table.remove(arg, 1);
72 table.insert(filenames, CFG_CONFIGDIR.."/"..arg[2]);
75 for _, format in ipairs(config.parsers()) do
76 table.insert(filenames, (CFG_CONFIGDIR or ".").."/prosody.cfg."..format);
79 for _,_filename in ipairs(filenames) do
81 local file = io.open(filename);
84 CFG_CONFIGDIR = filename:match("^(.*)[\\/][^\\/]*$");
88 local ok, level, err = config.load(filename);
91 print("**************************");
92 if level == "parser" then
93 print("A problem occured while reading the config file "..(CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
94 local err_line, err_message = tostring(err):match("%[string .-%]:(%d*): (.*)");
95 print("Error"..(err_line and (" on line "..err_line) or "")..": "..(err_message or tostring(err)));
97 elseif level == "file" then
98 print("Prosody was unable to find the configuration file.");
99 print("We looked for: "..(CFG_CONFIGDIR or ".").."/prosody.cfg.lua");
100 print("A sample config file is included in the Prosody download called prosody.cfg.lua.dist");
101 print("Copy or rename it to prosody.cfg.lua and edit as necessary.");
103 print("More help on configuring Prosody can be found at http://prosody.im/doc/configure");
105 print("**************************");
110 local original_logging_config = config.get("*", "core", "log");
111 config.set("*", "core", "log", { { levels = { min="info" }, to = "console" } });
113 local data_path = config.get("*", "core", "data_path") or CFG_DATADIR or "data";
114 local custom_plugin_paths = config.get("*", "core", "plugin_paths");
115 if custom_plugin_paths then
116 local path_sep = package.config:sub(3,3);
117 -- path1;path2;path3;defaultpath...
118 CFG_PLUGINDIR = table.concat(custom_plugin_paths, path_sep)..path_sep..(CFG_PLUGINDIR or "plugins");
120 prosody.paths = { source = CFG_SOURCEDIR, config = CFG_CONFIGDIR,
121 plugins = CFG_PLUGINDIR or "plugins", data = data_path };
123 if prosody.installed then
124 -- Change working directory to data path.
125 require "lfs".chdir(data_path);
128 require "core.loggingmanager"
130 dependencies.log_warnings();
132 -- Switch away from root and into the prosody user --
133 local switched_user, current_uid;
135 local want_pposix_version = "0.3.5";
136 local ok, pposix = pcall(require, "util.pposix");
138 if ok and pposix then
139 if pposix._VERSION ~= want_pposix_version then print(string.format("Unknown version (%s) of binary pposix module, expected %s", tostring(pposix._VERSION), want_pposix_version)); return; end
140 current_uid = pposix.getuid();
141 if current_uid == 0 then
143 local desired_user = config.get("*", "core", "prosody_user") or "prosody";
144 local desired_group = config.get("*", "core", "prosody_group") or desired_user;
145 local ok, err = pposix.setgid(desired_group);
147 ok, err = pposix.initgroups(desired_user);
150 ok, err = pposix.setuid(desired_user);
153 switched_user = true;
156 if not switched_user then
158 print("Warning: Couldn't switch to Prosody user/group '"..tostring(desired_user).."'/'"..tostring(desired_group).."': "..tostring(err));
162 -- Set our umask to protect data files
163 pposix.umask(config.get("*", "core", "umask") or "027");
164 pposix.setenv("HOME", data_path);
166 print("Error: Unable to load pposix module. Check that Prosody is installed correctly.")
167 print("For more help send the below error to us through http://prosody.im/discuss");
168 print(tostring(pposix))
171 local function test_writeable(filename)
172 local f, err = io.open(filename, "a");
180 local unwriteable_files = {};
181 if type(original_logging_config) == "string" and original_logging_config:sub(1,1) ~= "*" then
182 local ok, err = test_writeable(original_logging_config);
184 table.insert(unwriteable_files, err);
186 elseif type(original_logging_config) == "table" then
187 for _, rule in ipairs(original_logging_config) do
188 if rule.filename then
189 local ok, err = test_writeable(rule.filename);
191 table.insert(unwriteable_files, err);
197 if #unwriteable_files > 0 then
198 print("One of more of the Prosody log files are not");
199 print("writeable, please correct the errors and try");
200 print("starting prosodyctl again.");
202 for _, err in ipairs(unwriteable_files) do
210 local error_messages = setmetatable({
211 ["invalid-username"] = "The given username is invalid in a Jabber ID";
212 ["invalid-hostname"] = "The given hostname is invalid";
213 ["no-password"] = "No password was supplied";
214 ["no-such-user"] = "The given user does not exist on the server";
215 ["no-such-host"] = "The given hostname does not exist in the config";
216 ["unable-to-save-data"] = "Unable to store, perhaps you don't have permission?";
217 ["no-pidfile"] = "There is no 'pidfile' option in the configuration file, see http://prosody.im/doc/prosodyctl#pidfile for help";
218 ["no-posix"] = "The mod_posix module is not enabled in the Prosody config file, see http://prosody.im/doc/prosodyctl for more info";
219 ["no-such-method"] = "This module has no commands";
220 ["not-running"] = "Prosody is not running";
221 }, { __index = function (t,k) return "Error: "..(tostring(k):gsub("%-", " "):gsub("^.", string.upper)); end });
223 hosts = prosody.hosts;
225 local function make_host(hostname)
228 events = prosody.events,
229 users = require "core.usermanager".new_null_provider(hostname)
233 for hostname, config in pairs(config.getconfig()) do
234 hosts[hostname] = make_host(hostname);
237 local modulemanager = require "core.modulemanager"
239 local prosodyctl = require "util.prosodyctl"
241 -----------------------
243 -- FIXME: Duplicate code waiting for util.startup
244 function read_version()
245 -- Try to determine version
246 local version_file = io.open((CFG_SOURCEDIR or ".").."/prosody.version");
248 prosody.version = version_file:read("*a"):gsub("%s*$", "");
249 version_file:close();
250 if #prosody.version == 12 and prosody.version:match("^[a-f0-9]+$") then
251 prosody.version = "hg:"..prosody.version;
254 prosody.version = "unknown";
258 local show_message, show_warning = prosodyctl.show_message, prosodyctl.show_warning;
259 local show_usage = prosodyctl.show_usage;
260 local getchar, getpass = prosodyctl.getchar, prosodyctl.getpass;
261 local show_yesno = prosodyctl.show_yesno;
262 local show_prompt = prosodyctl.show_prompt;
263 local read_password = prosodyctl.read_password;
265 local prosodyctl_timeout = (config.get("*", "core", "prosodyctl_timeout") or 5) * 2;
266 -----------------------
268 local command = arg[1];
270 function commands.adduser(arg)
271 if not arg[1] or arg[1] == "--help" then
272 show_usage([[adduser JID]], [[Create the specified user account in Prosody]]);
275 local user, host = arg[1]:match("([^@]+)@(.+)");
276 if not user and host then
277 show_message [[Failed to understand JID, please supply the JID you want to create]]
278 show_usage [[adduser user@host]]
283 show_message [[Please specify a JID, including a host. e.g. alice@example.com]];
287 if not hosts[host] then
288 show_warning("The host '%s' is not listed in the configuration file (or is not enabled).", host)
289 show_warning("The user will not be able to log in until this is changed.");
290 hosts[host] = make_host(host);
293 if prosodyctl.user_exists{ user = user, host = host } then
294 show_message [[That user already exists]];
298 local password = read_password();
299 if not password then return 1; end
301 local ok, msg = prosodyctl.adduser { user = user, host = host, password = password };
303 if ok then return 0; end
309 function commands.passwd(arg)
310 if not arg[1] or arg[1] == "--help" then
311 show_usage([[passwd JID]], [[Set the password for the specified user account in Prosody]]);
314 local user, host = arg[1]:match("([^@]+)@(.+)");
315 if not user and host then
316 show_message [[Failed to understand JID, please supply the JID you want to set the password for]]
317 show_usage [[passwd user@host]]
322 show_message [[Please specify a JID, including a host. e.g. alice@example.com]];
326 if not hosts[host] then
327 show_warning("The host '%s' is not listed in the configuration file (or is not enabled).", host)
328 show_warning("The user will not be able to log in until this is changed.");
329 hosts[host] = make_host(host);
332 if not prosodyctl.user_exists { user = user, host = host } then
333 show_message [[That user does not exist, use prosodyctl adduser to create a new user]]
337 local password = read_password();
338 if not password then return 1; end
340 local ok, msg = prosodyctl.passwd { user = user, host = host, password = password };
342 if ok then return 0; end
344 show_message(error_messages[msg])
348 function commands.deluser(arg)
349 if not arg[1] or arg[1] == "--help" then
350 show_usage([[deluser JID]], [[Permanently remove the specified user account from Prosody]]);
353 local user, host = arg[1]:match("([^@]+)@(.+)");
354 if not user and host then
355 show_message [[Failed to understand JID, please supply the JID you want to set the password for]]
356 show_usage [[passwd user@host]]
361 show_message [[Please specify a JID, including a host. e.g. alice@example.com]];
365 if not hosts[host] then
366 show_warning("The host '%s' is not listed in the configuration file (or is not enabled).", host)
367 show_warning("The user will not be able to log in until this is changed.");
368 hosts[host] = make_host(host);
371 if not prosodyctl.user_exists { user = user, host = host } then
372 show_message [[That user does not exist on this server]]
376 local ok, msg = prosodyctl.deluser { user = user, host = host };
378 if ok then return 0; end
380 show_message(error_messages[msg])
384 function commands.start(arg)
385 if arg[1] == "--help" then
386 show_usage([[start]], [[Start Prosody]]);
389 local ok, ret = prosodyctl.isrunning();
391 show_message(error_messages[ret]);
396 local ok, ret = prosodyctl.getpid();
398 show_message("Couldn't get running Prosody's PID");
399 show_message(error_messages[ret]);
402 show_message("Prosody is already running with PID %s", ret or "(unknown)");
406 local ok, ret = prosodyctl.start();
408 if config.get("*", "core", "daemonize") ~= false then
411 local ok, running = prosodyctl.isrunning();
412 if ok and running then
415 show_message("Still waiting...");
416 elseif i >= prosodyctl_timeout then
417 show_message("Prosody is still not running. Please give it some time or check your log files for errors.");
423 show_message("Started");
428 show_message("Failed to start Prosody");
429 show_message(error_messages[ret])
433 function commands.status(arg)
434 if arg[1] == "--help" then
435 show_usage([[status]], [[Reports the running status of Prosody]]);
439 local ok, ret = prosodyctl.isrunning();
441 show_message(error_messages[ret]);
446 local ok, ret = prosodyctl.getpid();
448 show_message("Couldn't get running Prosody's PID");
449 show_message(error_messages[ret]);
452 show_message("Prosody is running with PID %s", ret or "(unknown)");
455 show_message("Prosody is not running");
456 if not switched_user and current_uid ~= 0 then
458 print(" You will also see this if prosodyctl is not running under");
459 print(" the same user account as Prosody. Try running as root (e.g. ");
460 print(" with 'sudo' in front) to gain access to Prosody's real status.");
467 function commands.stop(arg)
468 if arg[1] == "--help" then
469 show_usage([[stop]], [[Stop a running Prosody server]]);
473 if not prosodyctl.isrunning() then
474 show_message("Prosody is not running");
478 local ok, ret = prosodyctl.stop();
482 local ok, running = prosodyctl.isrunning();
483 if ok and not running then
486 show_message("Still waiting...");
487 elseif i >= prosodyctl_timeout then
488 show_message("Prosody is still running. Please give it some time or check your log files for errors.");
494 show_message("Stopped");
498 show_message(error_messages[ret]);
502 function commands.restart(arg)
503 if arg[1] == "--help" then
504 show_usage([[restart]], [[Restart a running Prosody server]]);
509 return commands.start(arg);
512 function commands.about(arg)
514 if arg[1] == "--help" then
515 show_usage([[about]], [[Show information about this Prosody installation]]);
519 local array = require "util.array";
520 local keys = require "util.iterators".keys;
522 print("Prosody "..(prosody.version or "(unknown version)"));
524 print("# Prosody directories");
525 print("Data directory: ", CFG_DATADIR or "./");
526 print("Plugin directory:", CFG_PLUGINDIR or "./");
527 print("Config directory:", CFG_CONFIGDIR or "./");
528 print("Source directory:", CFG_SOURCEDIR or "./");
530 print("# Lua environment");
531 print("Lua version: ", _G._VERSION);
533 print("Lua module search paths:");
534 for path in package.path:gmatch("[^;]+") do
538 print("Lua C module search paths:");
539 for path in package.cpath:gmatch("[^;]+") do
543 local luarocks_status = (pcall(require, "luarocks.loader") and "Installed ("..(luarocks.cfg.program_version or "2.x+")..")")
544 or (pcall(require, "luarocks.require") and "Installed (1.x)")
546 print("LuaRocks: ", luarocks_status);
548 print("# Lua module versions");
549 local module_versions, longest_name = {}, 8;
550 for name, module in pairs(package.loaded) do
551 if type(module) == "table" and rawget(module, "_VERSION")
552 and name ~= "_G" and not name:match("%.") then
553 if #name > longest_name then
554 longest_name = #name;
556 module_versions[name] = module._VERSION;
559 local sorted_keys = array.collect(keys(module_versions)):sort();
560 for _, name in ipairs(array.collect(keys(module_versions)):sort()) do
561 print(name..":"..string.rep(" ", longest_name-#name), module_versions[name]);
566 function commands.reload(arg)
567 if arg[1] == "--help" then
568 show_usage([[reload]], [[Reload Prosody's configuration and re-open log files]]);
572 if not prosodyctl.isrunning() then
573 show_message("Prosody is not running");
577 local ok, ret = prosodyctl.reload();
580 show_message("Prosody log files re-opened and config file reloaded. You may need to reload modules for some changes to take effect.");
584 show_message(error_messages[ret]);
587 -- ejabberdctl compatibility
589 function commands.register(arg)
590 local user, host, password = unpack(arg);
591 if (not (user and host)) or arg[1] == "--help" then
592 if user ~= "--help" then
594 show_message [[No username specified]]
596 show_message [[Please specify which host you want to register the user on]];
599 show_usage("register USER HOST [PASSWORD]", "Register a user on the server, with the given password");
603 password = read_password();
605 show_message [[Unable to register user with no password]];
610 local ok, msg = prosodyctl.adduser { user = user, host = host, password = password };
612 if ok then return 0; end
614 show_message(error_messages[msg])
618 function commands.unregister(arg)
619 local user, host = unpack(arg);
620 if (not (user and host)) or arg[1] == "--help" then
621 if user ~= "--help" then
623 show_message [[No username specified]]
625 show_message [[Please specify which host you want to unregister the user from]];
628 show_usage("unregister USER HOST [PASSWORD]", "Permanently remove a user account from the server");
632 local ok, msg = prosodyctl.deluser { user = user, host = host };
634 if ok then return 0; end
636 show_message(error_messages[msg])
640 local openssl = require "util.openssl";
641 local lfs = require "lfs";
643 local cert_commands = {};
645 local function ask_overwrite(filename)
646 return lfs.attributes(filename) and not show_yesno("Overwrite "..filename .. "?");
649 function cert_commands.config(arg)
650 if #arg >= 1 and arg[1] ~= "--help" then
651 local conf_filename = (CFG_DATADIR or ".") .. "/" .. arg[1] .. ".cnf";
652 if ask_overwrite(conf_filename) then
653 return nil, conf_filename;
655 local conf = openssl.config.new();
656 conf:from_prosody(hosts, config, arg);
657 for k, v in pairs(conf.distinguished_name) do
659 if k == "commonName" then
661 elseif k == "emailAddress" then
662 v = "xmpp@" .. arg[1];
664 nv = show_prompt(("%s (%s):"):format(k, nv or v));
665 nv = (not nv or nv == "") and v or nv;
666 if nv:find"[\192-\252][\128-\191]+" then
667 conf.req.string_mask = "utf8only"
669 conf.distinguished_name[k] = nv ~= "." and nv or nil;
671 local conf_file = io.open(conf_filename, "w");
672 conf_file:write(conf:serialize());
675 show_message("Config written to " .. conf_filename);
676 return nil, conf_filename;
678 show_usage("cert config HOSTNAME [HOSTNAME+]", "Builds a certificate config file covering the supplied hostname(s)")
682 function cert_commands.key(arg)
683 if #arg >= 1 and arg[1] ~= "--help" then
684 local key_filename = (CFG_DATADIR or ".") .. "/" .. arg[1] .. ".key";
685 if ask_overwrite(key_filename) then
686 return nil, key_filename;
688 os.remove(key_filename); -- We chmod this file to not have write permissions
689 local key_size = tonumber(arg[2] or show_prompt("Choose key size (2048):") or 2048);
690 if openssl.genrsa{out=key_filename, key_size} then
691 os.execute(("chmod 400 '%s'"):format(key_filename));
692 show_message("Key written to ".. key_filename);
693 return nil, key_filename;
695 show_message("There was a problem, see OpenSSL output");
697 show_usage("cert key HOSTNAME <bits>", "Generates a RSA key named HOSTNAME.key\n "
698 .."Prompts for a key size if none given")
702 function cert_commands.request(arg)
703 if #arg >= 1 and arg[1] ~= "--help" then
704 local req_filename = (CFG_DATADIR or ".") .. "/" .. arg[1] .. ".req";
705 if ask_overwrite(req_filename) then
706 return nil, req_filename;
708 local _, key_filename = cert_commands.key({arg[1]});
709 local _, conf_filename = cert_commands.config(arg);
710 if openssl.req{new=true, key=key_filename, utf8=true, config=conf_filename, out=req_filename} then
711 show_message("Certificate request written to ".. req_filename);
713 show_message("There was a problem, see OpenSSL output");
716 show_usage("cert request HOSTNAME [HOSTNAME+]", "Generates a certificate request for the supplied hostname(s)")
720 function cert_commands.generate(arg)
721 if #arg >= 1 and arg[1] ~= "--help" then
722 local cert_filename = (CFG_DATADIR or ".") .. "/" .. arg[1] .. ".cert";
723 if ask_overwrite(cert_filename) then
724 return nil, conf_filename;
726 local _, key_filename = cert_commands.key({arg[1]});
727 local _, conf_filename = cert_commands.config(arg);
729 if key_filename and conf_filename and cert_filename
730 and openssl.req{new=true, x509=true, nodes=true, key=key_filename,
731 days=365, sha1=true, utf8=true, config=conf_filename, out=cert_filename} then
732 show_message("Certificate written to ".. cert_filename);
734 show_message("There was a problem, see OpenSSL output");
737 show_usage("cert generate HOSTNAME [HOSTNAME+]", "Generates a self-signed certificate for the current hostname(s)")
741 function commands.cert(arg)
742 if #arg >= 1 and arg[1] ~= "--help" then
743 local subcmd = table.remove(arg, 1);
744 if type(cert_commands[subcmd]) == "function" then
746 show_message"You need to supply at least one hostname"
749 if arg[1] ~= "--help" and not hosts[arg[1]] then
750 show_message(error_messages["no-such-host"]);
753 return cert_commands[subcmd](arg);
756 show_usage("cert config|request|generate|key", "Helpers for generating X.509 certificates and keys.")
759 ---------------------
761 if command and command:match("^mod_") then -- Is a command in a module
762 local module_name = command:match("^mod_(.+)");
763 local ret, err = modulemanager.load("*", module_name);
765 show_message("Failed to load module '"..module_name.."': "..err);
769 table.remove(arg, 1);
771 local module = modulemanager.get_module("*", module_name);
773 show_message("Failed to load module '"..module_name.."': Unknown error");
777 if not modulemanager.module_has_method(module, "command") then
778 show_message("Fail: mod_"..module_name.." does not support any commands");
782 local ok, ret = modulemanager.call_module_method(module, "command", arg);
784 if type(ret) == "number" then
786 elseif type(ret) == "string" then
791 show_message("Failed to execute command: "..error_messages[ret]);
796 if not commands[command] then -- Show help for all commands
797 function show_usage(usage, desc)
802 print("prosodyctl - Manage a Prosody server");
804 print("Usage: "..arg[0].." COMMAND [OPTIONS]");
806 print("Where COMMAND may be one of:\n");
808 local hidden_commands = require "util.set".new{ "register", "unregister", "addplugin" };
809 local commands_order = { "adduser", "passwd", "deluser", "start", "stop", "restart", "reload", "about" };
813 for _, command_name in ipairs(commands_order) do
814 local command = commands[command_name];
818 done[command_name] = true;
822 for command_name, command in pairs(commands) do
823 if not done[command_name] and not hidden_commands:contains(command_name) then
826 done[command_name] = true;
834 os.exit(commands[command]({ select(2, unpack(arg)) }));